* Add the iostreams and range libs to our copy of boost

* Make sure that no source files in boost are executable
	* Make sure that all boost files are marked with eol-style native
	* configure.ac: setup for new iostreams boost binary lib
	* config/common.am: add boost iostreams variable


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@13705 a592a061-630c-0410-9148-cb99ea01b6c8

boost/boost/iostreams/categories.hpp

@@ -0,0 +1,142 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Contains category and mode tags for classifying filters, devices and 
+// standard stream and stream buffers types.
+
+#ifndef BOOST_IOSTREAMS_CATEGORIES_HPP_INCLUDED
+#define BOOST_IOSTREAMS_CATEGORIES_HPP_INCLUDED 
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+namespace boost { namespace iostreams {
+
+//------------------Tags for dispatch according to i/o mode-------------------//
+
+struct any_tag { };
+namespace detail { struct two_sequence : virtual any_tag { }; }
+namespace detail { struct random_access : virtual any_tag { }; }
+namespace detail { struct one_head : virtual any_tag { }; }
+namespace detail { struct two_head : virtual any_tag { }; }
+struct input : virtual any_tag { };
+struct output : virtual any_tag { };
+struct bidirectional : virtual input, virtual output, detail::two_sequence { };
+struct dual_use : virtual input, virtual output { }; // Pseudo-mode.
+struct input_seekable : virtual input, virtual detail::random_access { };
+struct output_seekable : virtual output, virtual detail::random_access { };
+struct seekable
+    : virtual input_seekable, 
+      virtual output_seekable,
+      detail::one_head
+    { };
+struct dual_seekable
+    : virtual input_seekable,
+      virtual output_seekable,
+      detail::two_head
+    { };  
+struct bidirectional_seekable
+    : input_seekable, output_seekable,
+      bidirectional, detail::two_head
+    { };
+
+//------------------Tags for use as i/o categories----------------------------//
+
+struct device_tag : virtual any_tag { };
+struct filter_tag : virtual any_tag { };
+
+    // 
+    // Tags for optional behavior.
+    //
+
+struct peekable_tag : virtual any_tag { };        // Devices.
+struct closable_tag : virtual any_tag { };
+struct flushable_tag : virtual any_tag { };
+struct localizable_tag : virtual any_tag { };
+struct optimally_buffered_tag : virtual any_tag { };
+struct direct_tag : virtual any_tag { };          // Devices.
+struct multichar_tag : virtual any_tag { };       // Filters.
+
+struct source_tag : device_tag, input { };
+struct sink_tag : device_tag, output { };
+struct bidirectional_device_tag : device_tag, bidirectional { };
+struct seekable_device_tag : virtual device_tag, seekable { };
+
+struct input_filter_tag : filter_tag, input { };
+struct output_filter_tag : filter_tag, output { };
+struct bidirectional_filter_tag : filter_tag, bidirectional { };
+struct seekable_filter_tag : filter_tag, seekable { };
+struct dual_use_filter_tag : filter_tag, dual_use { };
+
+struct multichar_input_filter_tag
+    : multichar_tag,
+      input_filter_tag
+    { };
+struct multichar_output_filter_tag
+    : multichar_tag,
+      output_filter_tag
+    { };
+struct multichar_bidirectional_filter_tag
+    : multichar_tag,
+      bidirectional_filter_tag
+    { };
+struct multichar_seekable_filter_tag
+    : multichar_tag,
+      seekable_filter_tag
+    { };
+struct multichar_dual_use_filter_tag 
+    : filter_tag, 
+      dual_use
+    { };
+
+    //
+    // Tags for standard streams and streambufs.
+    //
+
+struct std_io_tag : virtual localizable_tag { };
+struct istream_tag
+    : virtual input_seekable,
+      virtual device_tag,
+      virtual peekable_tag,
+      virtual std_io_tag
+    { };
+struct ostream_tag
+    : virtual output_seekable,
+      virtual device_tag,
+      virtual peekable_tag,
+      virtual std_io_tag
+    { };
+struct iostream_tag
+    : seekable_device_tag,
+      istream_tag,
+      ostream_tag
+    { };
+struct streambuf_tag
+    : seekable_device_tag,
+      peekable_tag,
+      std_io_tag
+    { };
+struct stringstream_tag
+    : dual_seekable,
+      device_tag,
+      std_io_tag
+    { };
+struct stringbuf_tag
+    : dual_seekable,
+      device_tag,
+      std_io_tag
+    { };
+
+namespace detail {
+
+struct linked_tag : streambuf_tag { };
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_CATEGORIES_HPP_INCLUDED

boost/boost/iostreams/chain.hpp

@@ -0,0 +1,582 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CHAIN_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CHAIN_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <algorithm>                            // for_each.
+#include <cassert>
+#include <exception>
+#include <functional>                           // unary_function.
+#include <iterator>                             // advance.
+#include <list>
+#include <memory>                               // allocator, auto_ptr.
+#include <typeinfo>
+#include <stdexcept>                            // logic_error, out_of_range.
+#include <boost/checked_delete.hpp>
+#include <boost/config.hpp>                     // BOOST_MSVC, template friends,
+#include <boost/detail/workaround.hpp>          // BOOST_NESTED_TEMPLATE 
+#include <boost/iostreams/constants.hpp>
+#include <boost/iostreams/detail/access_control.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/push.hpp>
+#include <boost/iostreams/detail/streambuf.hpp> // pubsync.
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/device/null.hpp>
+#include <boost/iostreams/positioning.hpp>
+#include <boost/iostreams/traits.hpp>           // is_filter.
+#include <boost/iostreams/stream_buffer.hpp>
+#include <boost/next_prior.hpp>
+#include <boost/shared_ptr.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+#include <boost/type.hpp>
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1310)
+# include <boost/mpl/int.hpp>
+#endif
+
+// Sometimes type_info objects must be compared by name. Borrowed from
+// Boost.Python and Boost.Function.
+#if (defined(__GNUC__) && __GNUC__ >= 3) || \
+     defined(_AIX) || \
+    (defined(__sgi) && defined(__host_mips)) || \
+    (defined(linux) && defined(__INTEL_COMPILER) && defined(__ICC)) \
+    /**/
+# include <cstring>
+# define BOOST_IOSTREAMS_COMPARE_TYPE_ID(X,Y) \
+     (std::strcmp((X).name(),(Y).name()) == 0)
+#else
+# define BOOST_IOSTREAMS_COMPARE_TYPE_ID(X,Y) ((X)==(Y))
+#endif
+
+// Deprecated
+#define BOOST_IOSTREAMS_COMPONENT_TYPE(chain, index) \
+    chain.component_type( index ) \
+    /**/
+
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1310)
+# define BOOST_IOSTREAMS_COMPONENT(chain, index, target) \
+    chain.component< target >( index ) \
+    /**/
+#else
+# define BOOST_IOSTREAMS_COMPONENT(chain, index, target) \
+    chain.component( index, ::boost::type< target >() ) \
+    /**/
+#endif
+
+namespace boost { namespace iostreams {
+
+//--------------Definition of chain and wchain--------------------------------//
+
+namespace detail {
+
+template<typename Chain> class chain_client;
+
+//
+// Concept name: Chain.
+// Description: Represents a chain of stream buffers which provides access
+//     to the first buffer in the chain and send notifications when the
+//     streambufs are added to or removed from chain.
+// Refines: Closable device with mode equal to typename Chain::mode.
+// Models: chain, converting_chain.
+// Example:
+//
+//    class chain {
+//    public:
+//        typedef xxx chain_type;
+//        typedef xxx client_type;
+//        typedef xxx mode;
+//        bool is_complete() const;                  // Ready for i/o.
+//        template<typename T>
+//        void push( const T& t,                     // Adds a stream buffer to
+//                   streamsize,                     // chain, based on t, with
+//                   streamsize );                   // given buffer and putback
+//                                                   // buffer sizes. Pass -1 to
+//                                                   // request default size.
+//    protected:
+//        void register_client(client_type* client); // Associate client.
+//        void notify();                             // Notify client.
+//    };
+//
+
+//
+// Description: Represents a chain of filters with an optional device at the
+//      end.
+// Template parameters:
+//      Self - A class deriving from the current instantiation of this template.
+//          This is an example of the Curiously Recurring Template Pattern.
+//      Ch - The character type.
+//      Tr - The character traits type.
+//      Alloc - The allocator type.
+//      Mode - A mode tag.
+//
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+class chain_base {
+public:
+    typedef Ch                                     char_type;
+    BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr)
+    typedef Alloc                                  allocator_type;
+    typedef Mode                                   mode;
+    struct category
+        : Mode,
+          device_tag
+        { };
+    typedef chain_client<Self>                     client_type;
+    friend class chain_client<Self>;
+private:
+    typedef linked_streambuf<Ch>                   streambuf_type;
+    typedef std::list<streambuf_type*>             list_type;
+    typedef chain_base<Self, Ch, Tr, Alloc, Mode>  my_type;
+protected:
+    chain_base() : pimpl_(new chain_impl) { }
+    chain_base(const chain_base& rhs): pimpl_(rhs.pimpl_) { }
+public:
+
+    //----------Buffer sizing-------------------------------------------------//
+
+    // Sets the size of the buffer created for the devices to be added to this
+    // chain. Does not affect the size of the buffer for devices already
+    // added.
+    void set_device_buffer_size(int n) { pimpl_->device_buffer_size_ = n; }
+
+    // Sets the size of the buffer created for the filters to be added
+    // to this chain. Does not affect the size of the buffer for filters already
+    // added.
+    void set_filter_buffer_size(int n) { pimpl_->filter_buffer_size_ = n; }
+
+    // Sets the size of the putback buffer for filters and devices to be added
+    // to this chain. Does not affect the size of the buffer for filters or
+    // devices already added.
+    void set_pback_size(int n) { pimpl_->pback_size_ = n; }
+
+    //----------Device interface----------------------------------------------//
+
+    std::streamsize read(char_type* s, std::streamsize n);
+    std::streamsize write(const char_type* s, std::streamsize n);
+    std::streampos seek(stream_offset off, BOOST_IOS::seekdir way);
+
+    //----------Additional i/o functions--------------------------------------//
+
+    // Returns true if this chain is non-empty and its final link
+    // is a source or sink, i.e., if it is ready to perform i/o.
+    bool is_complete() const;
+    bool auto_close() const;
+    void set_auto_close(bool close);
+    bool sync() { return front().BOOST_IOSTREAMS_PUBSYNC() != -1; }
+    bool strict_sync();
+
+    //----------Container-like interface--------------------------------------//
+
+    typedef typename list_type::size_type size_type;
+    streambuf_type& front() { return *list().front(); }
+    BOOST_IOSTREAMS_DEFINE_PUSH(push, mode, char_type, push_impl)
+    void pop();
+    bool empty() const { return list().empty(); }
+    size_type size() const { return list().size(); }
+    void reset();
+
+    //----------Direct component access---------------------------------------//
+
+    const std::type_info& component_type(int n) const
+    {
+        if (static_cast<size_type>(n) >= size())
+            throw std::out_of_range("bad chain offset");
+        return (*boost::next(list().begin(), n))->component_type();
+    }
+
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1310)
+    // Deprecated.
+    template<int N>
+    const std::type_info& component_type() const { return component_type(N); }
+
+    template<typename T>
+    T* component(int n) const { return component(n, boost::type<T>()); }
+
+    // Deprecated.
+    template<int N, typename T> 
+    T* component() const { return component<T>(N); }
+#endif
+
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1310)
+    private:
+#endif
+    template<typename T>
+    T* component(int n, boost::type<T>) const
+    {
+        if (static_cast<size_type>(n) >= size())
+            throw std::out_of_range("bad chain offset");
+        streambuf_type* link = *boost::next(list().begin(), n);
+        if (BOOST_IOSTREAMS_COMPARE_TYPE_ID(link->component_type(), typeid(T)))
+            return static_cast<T*>(link->component_impl());
+        else
+            return 0;
+    }
+private:
+    template<typename T>
+    void push_impl(const T& t, int buffer_size = -1, int pback_size = -1)
+    {
+        typedef typename iostreams::category_of<T>::type  category;
+        typedef typename unwrap_ios<T>::type              policy_type;
+        typedef stream_buffer<
+                    policy_type,
+                    BOOST_IOSTREAMS_CHAR_TRAITS(char_type),
+                    Alloc, Mode
+                >                                         facade_type;
+        BOOST_STATIC_ASSERT((is_convertible<category, Mode>::value));
+        if (is_complete())
+            throw std::logic_error("chain complete");
+        streambuf_type* prev = !empty() ? list().back() : 0;
+        buffer_size =
+            buffer_size != -1 ?
+                buffer_size :
+                iostreams::optimal_buffer_size(t);
+        pback_size =
+            pback_size != -1 ?
+                pback_size :
+                pimpl_->pback_size_;
+        std::auto_ptr<facade_type>
+            buf(new facade_type(t, buffer_size, pback_size));
+        list().push_back(buf.get());
+        buf.release();
+        if (is_device<policy_type>::value)
+            pimpl_->flags_ |= f_complete | f_open;
+        if (prev) prev->set_next(list().back());
+        notify();
+    }
+
+    list_type& list() { return pimpl_->links_; }
+    const list_type& list() const { return pimpl_->links_; }
+    void register_client(client_type* client) { pimpl_->client_ = client; }
+    void notify() { if (pimpl_->client_) pimpl_->client_->notify(); }
+
+    //----------Nested classes------------------------------------------------//
+
+    static void close(streambuf_type* b, BOOST_IOS::openmode m)
+    {
+        if (m & BOOST_IOS::out)
+            b->BOOST_IOSTREAMS_PUBSYNC();
+        b->close(m);
+    }
+
+    static void set_next(streambuf_type* b, streambuf_type* next)
+    { b->set_next(next); }
+
+    static void set_auto_close(streambuf_type* b, bool close)
+    { b->set_auto_close(close); }
+
+    struct closer  : public std::unary_function<streambuf_type*, void>  {
+        closer(BOOST_IOS::openmode m) : mode_(m) { }
+        void operator() (streambuf_type* b)
+        {
+            close(b, mode_);
+        }
+        BOOST_IOS::openmode mode_;
+    };
+    friend struct closer;
+
+    enum flags {
+        f_complete = 1,
+        f_open = 2,
+        f_auto_close = 4
+    };
+
+    struct chain_impl {
+        chain_impl()
+            : client_(0), device_buffer_size_(default_device_buffer_size),
+              filter_buffer_size_(default_filter_buffer_size),
+              pback_size_(default_pback_buffer_size),
+              flags_(f_auto_close)
+            { }
+        ~chain_impl() { try { close(); reset(); } catch (std::exception&) { } }
+        void close()
+            {
+                if ((flags_ & f_open) != 0) {
+                    stream_buffer< basic_null_device<Ch, Mode> > null;
+                    if ((flags_ & f_complete) == 0) {
+                        null.open(basic_null_device<Ch, Mode>());
+                        set_next(links_.back(), &null);
+                    }
+                    links_.front()->BOOST_IOSTREAMS_PUBSYNC();
+                    if (is_convertible<Mode, input>::value)
+                        std::for_each( links_.rbegin(), links_.rend(),
+                                       closer(BOOST_IOS::in) );
+                    if (is_convertible<Mode, output>::value)
+                        std::for_each( links_.begin(), links_.end(),
+                                       closer(BOOST_IOS::out) );
+                    flags_ &= ~f_open;
+                }
+            }
+        void reset()
+            {
+                typedef typename list_type::iterator iterator;
+                for ( iterator first = links_.begin(),
+                               last = links_.end();
+                      first != last;
+                      ++first )
+                {
+                    if ( (flags_ & f_complete) == 0 ||
+                         (flags_ & f_auto_close) == 0 )
+                    {
+                        set_auto_close(*first, false);
+                    }
+                    streambuf_type* buf = 0;
+                    std::swap(buf, *first);
+                    delete buf;
+                }
+                links_.clear();
+                flags_ &= ~f_complete;
+                flags_ &= ~f_open;
+            }
+        list_type     links_;
+        client_type*  client_;
+        int           device_buffer_size_,
+                      filter_buffer_size_,
+                      pback_size_;
+        int           flags_;
+    };
+    friend struct chain_impl;
+
+    //----------Member data---------------------------------------------------//
+
+private:
+    shared_ptr<chain_impl> pimpl_;
+};
+
+} // End namespace detail.
+
+//
+// Macro: BOOST_IOSTREAMS_DECL_CHAIN(name, category)
+// Description: Defines a template derived from chain_base appropriate for a
+//      particular i/o category. The template has the following parameters:
+//      Ch - The character type.
+//      Tr - The character traits type.
+//      Alloc - The allocator type.
+// Macro parameters:
+//      name_ - The name of the template to be defined.
+//      category_ - The i/o category of the template to be defined.
+//
+#define BOOST_IOSTREAMS_DECL_CHAIN(name_, default_char_) \
+    template< typename Mode, typename Ch = default_char_, \
+              typename Tr = BOOST_IOSTREAMS_CHAR_TRAITS(Ch), \
+              typename Alloc = std::allocator<Ch> > \
+    class name_ : public boost::iostreams::detail::chain_base< \
+                            name_<Mode, Ch, Tr, Alloc>, \
+                            Ch, Tr, Alloc, Mode \
+                         > \
+    { \
+    public: \
+        struct category : device_tag, Mode { }; \
+        typedef Mode                                   mode; \
+    private: \
+        typedef boost::iostreams::detail::chain_base< \
+                    name_<Mode, Ch, Tr, Alloc>, \
+                    Ch, Tr, Alloc, Mode \
+                >                                      base_type; \
+    public: \
+        typedef Ch                                     char_type; \
+        typedef Tr                                     traits_type; \
+        typedef typename traits_type::int_type         int_type; \
+        typedef typename traits_type::off_type         off_type; \
+        name_() { } \
+        name_(const name_& rhs) { *this = rhs; } \
+        name_& operator=(const name_& rhs) \
+        { base_type::operator=(rhs); return *this; } \
+    }; \
+    /**/
+BOOST_IOSTREAMS_DECL_CHAIN(chain, char)
+BOOST_IOSTREAMS_DECL_CHAIN(wchain, wchar_t)
+#undef BOOST_IOSTREAMS_DECL_CHAIN
+
+//--------------Definition of chain_client------------------------------------//
+
+namespace detail {
+
+//
+// Template name: chain_client
+// Description: Class whose instances provide access to an underlying chain
+//      using an interface similar to the chains.
+// Subclasses: the various stream and stream buffer templates.
+//
+template<typename Chain>
+class chain_client {
+public:
+    typedef Chain                             chain_type;
+    typedef typename chain_type::char_type    char_type;
+    typedef typename chain_type::traits_type  traits_type;
+    typedef typename chain_type::size_type    size_type;
+    typedef typename chain_type::mode         mode;
+
+    chain_client(chain_type* chn = 0) : chain_(chn ) { }
+    chain_client(chain_client* client) : chain_(client->chain_) { }
+    virtual ~chain_client() { }
+
+    const std::type_info& component_type(int n) const
+    { return chain_->component_type(n); }
+
+//#if !BOOST_WORKAROUND(BOOST_MSVC, < 1310)
+//    // Deprecated.
+//    template<int N>
+//    const std::type_info& component_type() const
+//    { return chain_->component_type(N); }
+//
+//    template<typename T>
+//    T* component(int n) const   // Tru64 needs boost::type.
+//    { return chain_->component(n, boost::type<T>()); } 
+//
+//    // Deprecated.
+//    template<int N, typename T>
+//    T* component() const        // Tru64 needs boost::type.
+//    { return chain_->component(N, boost::type<T>()); }
+//#else
+//    template<typename T>
+//    T* component(int n, boost::type<T> t) const
+//    { return chain_->component(n, t); }
+//#endif
+
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1310)
+    // Deprecated.
+    template<int N>
+    const std::type_info& component_type() const
+    { return chain_->BOOST_NESTED_TEMPLATE component_type<N>(); }
+
+    template<typename T>
+    T* component(int n) const
+    { return chain_->BOOST_NESTED_TEMPLATE component<T>(n); }
+
+    // Deprecated.
+    template<int N, typename T>
+    T* component() const
+    { return chain_->BOOST_NESTED_TEMPLATE component<N, T>(); }
+#else
+    template<typename T>
+    T* component(int n, boost::type<T> t) const
+    { return chain_->component(n, t); }
+#endif
+
+    bool is_complete() const { return chain_->is_complete(); }
+    bool auto_close() const { return chain_->auto_close(); }
+    void set_auto_close(bool close) { chain_->set_auto_close(close); }
+    bool strict_sync() { return chain_->strict_sync(); }
+    void set_device_buffer_size(std::streamsize n)
+        { chain_->set_device_buffer_size(n); }
+    void set_filter_buffer_size(std::streamsize n)
+        { chain_->set_filter_buffer_size(n); }
+    void set_pback_size(std::streamsize n) { chain_->set_pback_size(n); }
+    BOOST_IOSTREAMS_DEFINE_PUSH(push, mode, char_type, push_impl)
+    void pop() { chain_->pop(); }
+    bool empty() const { return chain_->empty(); }
+    size_type size() { return chain_->size(); }
+    void reset() { chain_->reset(); }
+
+    // Returns a copy of the underlying chain.
+    chain_type filters() { return *chain_; }
+    chain_type filters() const { return *chain_; }
+protected:
+    template<typename T>
+    void push_impl(const T& t BOOST_IOSTREAMS_PUSH_PARAMS())
+    { chain_->push(t BOOST_IOSTREAMS_PUSH_ARGS()); }
+    chain_type& ref() { return *chain_; }
+    void set_chain(chain_type* c)
+    { chain_ = c; chain_->register_client(this); }
+#if !defined(BOOST_NO_MEMBER_TEMPLATE_FRIENDS) && \
+    (!BOOST_WORKAROUND(__BORLANDC__, < 0x600))
+    template<typename S, typename C, typename T, typename A, typename M>
+    friend class chain_base;
+#else
+    public:
+#endif
+    virtual void notify() { }
+private:
+    chain_type* chain_;
+};
+
+//--------------Implementation of chain_base----------------------------------//
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+inline std::streamsize chain_base<Self, Ch, Tr, Alloc, Mode>::read
+    (char_type* s, std::streamsize n)
+{ return iostreams::read(*list().front(), s, n); }
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+inline std::streamsize chain_base<Self, Ch, Tr, Alloc, Mode>::write
+    (const char_type* s, std::streamsize n)
+{ return iostreams::write(*list().front(), s, n); }
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+inline std::streampos chain_base<Self, Ch, Tr, Alloc, Mode>::seek
+    (stream_offset off, BOOST_IOS::seekdir way)
+{ return iostreams::seek(*list().front(), off, way); }
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+void chain_base<Self, Ch, Tr, Alloc, Mode>::reset()
+{
+    using namespace std;
+    pimpl_->close();
+    pimpl_->reset();
+}
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+bool chain_base<Self, Ch, Tr, Alloc, Mode>::is_complete() const
+{
+    return (pimpl_->flags_ & f_complete) != 0;
+}
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+bool chain_base<Self, Ch, Tr, Alloc, Mode>::auto_close() const
+{
+    return (pimpl_->flags_ & f_auto_close) != 0;
+}
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+void chain_base<Self, Ch, Tr, Alloc, Mode>::set_auto_close(bool close)
+{
+    pimpl_->flags_ =
+        (pimpl_->flags_ & ~f_auto_close) |
+        (close ? f_auto_close : 0);
+}
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+bool chain_base<Self, Ch, Tr, Alloc, Mode>::strict_sync()
+{
+    typedef typename list_type::iterator iterator;
+    bool result = true;
+    for ( iterator first = list().begin(),
+                   last = list().end();
+          first != last;
+          ++first )
+    {
+        bool s = (*first)->strict_sync();
+        result = result && s;
+    }
+    return result;
+}
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+void chain_base<Self, Ch, Tr, Alloc, Mode>::pop()
+{
+    assert(!empty());
+    if (auto_close())
+        pimpl_->close();
+    streambuf_type* buf = 0;
+    std::swap(buf, list().back());
+    buf->set_auto_close(false);
+    buf->set_next(0);
+    delete buf;
+    list().pop_back();
+    pimpl_->flags_ &= ~f_complete;
+    if (auto_close() || list().empty())
+        pimpl_->flags_ &= ~f_open;
+}
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CHAIN_HPP_INCLUDED

boost/boost/iostreams/char_traits.hpp

@@ -0,0 +1,70 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_CHAR_TRAITS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_CHAR_TRAITS_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif 
+
+#include <boost/config.hpp>
+#include <cstddef>
+#include <cstdio>  // EOF.
+#include <string>  // std::char_traits.
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#ifndef BOOST_IOSTREAMS_NO_WIDE_STREAMS
+# include <cwchar>
+#endif
+
+#ifdef BOOST_NO_STDC_NAMESPACE
+namespace std { using ::wint_t; }
+#endif
+
+namespace boost { namespace iostreams {
+
+// Dinkumware that comes with QNX Momentics 6.3.0, 4.0.2, incorrectly defines the
+// EOF and WEOF macros to not std:: qualify the wint_t type.
+// Fix by placing the def in this scope.
+#if defined(__QNX__) && defined(BOOST_DINKUMWARE_STDLIB)
+using ::std::wint_t;
+#endif
+
+const int WOULD_BLOCK = (int) (EOF - 1);
+
+#ifndef BOOST_IOSTREAMS_NO_WIDE_STREAMS
+const std::wint_t WWOULD_BLOCK = (std::wint_t) (WEOF - 1);
+#endif
+
+template<typename Ch>
+struct char_traits;
+
+template<>
+struct char_traits<char> : BOOST_IOSTREAMS_CHAR_TRAITS(char) {
+    static char newline() { return '\n'; }
+    static int good() { return '\n'; }
+    static int would_block() { return WOULD_BLOCK; }
+    static bool is_good(int c) { return c != EOF && c != WOULD_BLOCK; }
+    static bool is_eof(int c) { return c == EOF; }
+    static bool would_block(int c) { return c == WOULD_BLOCK; }
+};
+
+#ifndef BOOST_IOSTREAMS_NO_WIDE_STREAMS
+template<>
+struct char_traits<wchar_t> : std::char_traits<wchar_t> {
+    static wchar_t newline() { return L'\n'; }
+    static std::wint_t good() { return L'\n'; }
+    static std::wint_t would_block() { return WWOULD_BLOCK; }
+    static bool is_good(std::wint_t c) { return c != WEOF && c != WWOULD_BLOCK; }
+    static bool is_eof(std::wint_t c) { return c == WEOF; }
+    static bool would_block(std::wint_t c) { return c == WWOULD_BLOCK; }
+};
+#endif
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_CHAR_TRAITS_HPP_INCLUDED

boost/boost/iostreams/checked_operations.hpp

@@ -0,0 +1,150 @@
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Contains implementations of get, read, put, write and seek which
+// check a device's mode at runtime instead of compile time.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CHECKED_OPERATIONS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CHECKED_OPERATIONS_HPP_INCLUDED
+
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/dispatch.hpp>
+#include <boost/iostreams/detail/error.hpp>
+#include <boost/iostreams/get.hpp>
+#include <boost/iostreams/put.hpp>
+#include <boost/iostreams/read.hpp>
+#include <boost/iostreams/seek.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/iostreams/write.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>  // MSVC.
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T> 
+struct read_write_if_impl;
+
+template<typename T> 
+struct seek_if_impl;
+
+} // End namespace detail.
+
+template<typename T>
+typename int_type_of<T>::type get_if(T& t)
+{ 
+    typedef typename detail::dispatch<T, input, output>::type tag;
+    return detail::read_write_if_impl<tag>::get(t);
+}
+
+template<typename T>
+inline std::streamsize
+read_if(T& t, typename char_type_of<T>::type* s, std::streamsize n)
+{ 
+    typedef typename detail::dispatch<T, input, output>::type tag;
+    return detail::read_write_if_impl<tag>::read(t, s, n);
+}
+
+template<typename T>
+bool put_if(T& t, typename char_type_of<T>::type c)
+{ 
+    typedef typename detail::dispatch<T, output, input>::type tag;
+    return detail::read_write_if_impl<tag>::put(t, c);
+}
+
+template<typename T>
+inline std::streamsize write_if
+    (T& t, const typename char_type_of<T>::type* s, std::streamsize n)
+{ 
+    typedef typename detail::dispatch<T, output, input>::type tag;
+    return detail::read_write_if_impl<tag>::write(t, s, n);
+}
+
+template<typename T>
+inline std::streampos
+seek_if( T& t, stream_offset off, BOOST_IOS::seekdir way, 
+         BOOST_IOS::openmode which = BOOST_IOS::in | BOOST_IOS::out )
+{ 
+    using namespace detail;
+    typedef typename dispatch<T, random_access, any_tag>::type tag;
+    return seek_if_impl<tag>::seek(t, off, way, which);
+}
+
+namespace detail {
+
+//------------------Specializations of read_write_if_impl---------------------//
+
+template<>
+struct read_write_if_impl<input> {
+    template<typename T>
+    static typename int_type_of<T>::type get(T& t)
+    { return iostreams::get(t); }
+
+    template<typename T>
+    static std::streamsize
+    read(T& t, typename char_type_of<T>::type* s, std::streamsize n)
+    { return iostreams::read(t, s, n); }
+
+    template<typename T>
+    static bool put(T&, typename char_type_of<T>::type)
+    { throw cant_write(); }
+
+    template<typename T>
+    static std::streamsize 
+    write(T&, const typename char_type_of<T>::type*, std::streamsize)
+    { throw cant_write(); }
+};
+
+template<>
+struct read_write_if_impl<output> {
+    template<typename T>
+    static typename int_type_of<T>::type get(T&)
+    { throw cant_read(); }
+
+    template<typename T>
+    static std::streamsize
+    read(T&, typename char_type_of<T>::type*, std::streamsize)
+    { throw cant_read(); }
+
+    template<typename T>
+    static bool put(T& t, typename char_type_of<T>::type c)
+    { return iostreams::put(t, c); }
+
+    template<typename T>
+    static std::streamsize 
+    write( T& t, const typename char_type_of<T>::type* s, 
+           std::streamsize n )
+    { return iostreams::write(t, s, n); }
+};
+
+//------------------Specializations of seek_if_impl---------------------------//
+
+template<>
+struct seek_if_impl<random_access> {
+    template<typename T>
+    static std::streampos 
+    seek( T& t, stream_offset off, BOOST_IOS::seekdir way, 
+          BOOST_IOS::openmode which )
+    { return iostreams::seek(t, off, way, which); }
+};
+
+template<>
+struct seek_if_impl<any_tag> {
+    template<typename T>
+    static std::streampos 
+    seek(T&, stream_offset, BOOST_IOS::seekdir, BOOST_IOS::openmode)
+    { throw cant_seek(); }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>  // MSVC.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CHECKED_OPERATIONS_HPP_INCLUDED

boost/boost/iostreams/close.hpp

@@ -0,0 +1,145 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_CLOSE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_CLOSE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/flush.hpp>
+#include <boost/iostreams/detail/adapter/non_blocking_adapter.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/operations_fwd.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/mpl/identity.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //-----------------------------------//
+# include <boost/iostreams/detail/vc6/close.hpp>
+#else // #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //--------------------------//
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T>
+struct close_impl;
+
+} // End namespace detail.
+
+template<typename T>
+void close(T& t, BOOST_IOS::openmode which)
+{ detail::close_impl<T>::close(detail::unwrap(t), which); }
+
+template<typename T, typename Sink>
+void close(T& t, Sink& snk, BOOST_IOS::openmode which)
+{ detail::close_impl<T>::close(detail::unwrap(t), snk, which); }
+
+namespace detail {
+
+//------------------Definition of close_impl----------------------------------//
+
+template<typename T>
+struct close_tag {
+    typedef typename category_of<T>::type category;
+    typedef typename
+            mpl::eval_if<
+                is_convertible<category, closable_tag>,
+                mpl::if_<
+                    mpl::or_<
+                        is_convertible<category, two_sequence>,
+                        is_convertible<category, dual_use>
+                    >,
+                    two_sequence,
+                    closable_tag
+                >,
+                mpl::identity<any_tag>
+            >::type type;
+};
+
+template<typename T>
+struct close_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          close_impl<BOOST_DEDUCED_TYPENAME close_tag<T>::type>
+      >::type
+    { };
+
+template<>
+struct close_impl<any_tag> {
+    template<typename T>
+    static void close(T& t, BOOST_IOS::openmode which)
+    {
+        if ((which & BOOST_IOS::out) != 0)
+            iostreams::flush(t);
+    }
+
+    template<typename T, typename Sink>
+    static void close(T& t, Sink& snk, BOOST_IOS::openmode which)
+    {
+        if ((which & BOOST_IOS::out) != 0) {
+            non_blocking_adapter<Sink> nb(snk);
+            iostreams::flush(t, nb);
+        }
+    }
+};
+
+#include <boost/iostreams/detail/config/disable_warnings.hpp> // Borland.
+template<>
+struct close_impl<closable_tag> {
+    template<typename T>
+    static void close(T& t, BOOST_IOS::openmode which)
+    {
+        typedef typename category_of<T>::type category;
+        const bool in =  is_convertible<category, input>::value &&
+                        !is_convertible<category, output>::value;
+        if (in == ((which & BOOST_IOS::in) != 0))
+            t.close();
+    }
+    template<typename T, typename Sink>
+    static void close(T& t, Sink& snk, BOOST_IOS::openmode which)
+    {
+        typedef typename category_of<T>::type category;
+        const bool in =  is_convertible<category, input>::value &&
+                        !is_convertible<category, output>::value;
+        if (in == ((which & BOOST_IOS::in) != 0)) {
+            non_blocking_adapter<Sink> nb(snk);
+            t.close(nb);
+        }
+    }
+};
+
+template<>
+struct close_impl<two_sequence> {
+    template<typename T>
+    static void close(T& t, BOOST_IOS::openmode which) { t.close(which); }
+    template<typename T, typename Sink>
+    static void close(T& t, Sink& snk, BOOST_IOS::openmode which)
+    {
+        non_blocking_adapter<Sink> nb(snk);
+        t.close(nb, which);
+    }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#endif // #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //-------------------------//
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_CLOSE_HPP_INCLUDED

boost/boost/iostreams/concepts.hpp

@@ -0,0 +1,128 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_CONCEPTS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_CONCEPTS_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>  // BOOST_MSVC
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/default_arg.hpp>
+#include <boost/iostreams/detail/ios.hpp>  // openmode.
+#include <boost/iostreams/positioning.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+
+namespace boost { namespace iostreams {
+
+//--------------Definitions of helper templates for device concepts-----------//
+
+template<typename Mode, typename Ch = BOOST_IOSTREAMS_DEFAULT_ARG(char)>
+struct device {
+    typedef Ch char_type;
+    struct category
+        : Mode,
+          device_tag,
+          closable_tag,
+          localizable_tag
+        { };
+
+    void close()
+    {
+        using namespace detail;
+        BOOST_STATIC_ASSERT((!is_convertible<Mode, two_sequence>::value));
+    }
+
+    void close(BOOST_IOS::openmode)
+    {
+        using namespace detail;
+        BOOST_STATIC_ASSERT((is_convertible<Mode, two_sequence>::value));
+    }
+
+    template<typename Locale>
+    void imbue(const Locale&) { }
+};
+
+template<typename Mode, typename Ch = BOOST_IOSTREAMS_DEFAULT_ARG(wchar_t)>
+struct wdevice : device<Mode, Ch> { };
+
+typedef device<input>    source;
+typedef wdevice<input>   wsource;
+typedef device<output>   sink;
+typedef wdevice<output>  wsink;
+
+//--------------Definitions of helper templates for simple filter concepts----//
+
+template<typename Mode, typename Ch = BOOST_IOSTREAMS_DEFAULT_ARG(char)>
+struct filter {
+    typedef Ch char_type;
+    struct category
+        : Mode,
+          filter_tag,
+          closable_tag,
+          localizable_tag
+        { };
+
+    template<typename Device>
+    void close(Device&)
+    {
+        using namespace detail;
+        BOOST_STATIC_ASSERT((!is_convertible<Mode, two_sequence>::value));
+        BOOST_STATIC_ASSERT((!is_convertible<Mode, dual_use>::value));
+    }
+
+    template<typename Device>
+    void close(Device&, BOOST_IOS::openmode)
+    {
+        using namespace detail;
+        BOOST_STATIC_ASSERT(
+            (is_convertible<Mode, two_sequence>::value) ||
+            (is_convertible<Mode, dual_use>::value)
+        );
+    }
+
+    template<typename Locale>
+    void imbue(const Locale&) { }
+};
+
+template<typename Mode, typename Ch = BOOST_IOSTREAMS_DEFAULT_ARG(wchar_t)>
+struct wfilter : filter<Mode, Ch> { };
+
+typedef filter<input>      input_filter;
+typedef wfilter<input>     input_wfilter;
+typedef filter<output>     output_filter;
+typedef wfilter<output>    output_wfilter;
+typedef filter<seekable>   seekable_filter;
+typedef wfilter<seekable>  seekable_wfilter;
+typedef filter<dual_use>   dual_use_filter;
+typedef wfilter<dual_use>  dual_use_wfilter;
+        
+//------Definitions of helper templates for multi-character filter cncepts----//
+
+template<typename Mode, typename Ch = char>
+struct multichar_filter : filter<Mode, Ch> {
+    struct category : filter<Mode, Ch>::category, multichar_tag { };
+};
+
+template<typename Mode, typename Ch = wchar_t>
+struct multichar_wfilter : multichar_filter<Mode, Ch> { };
+
+typedef multichar_filter<input>     multichar_input_filter;
+typedef multichar_filter<input>     multichar_input_wfilter;
+typedef multichar_filter<output>    multichar_output_filter;
+typedef multichar_filter<output>    multichar_output_wfilter;
+typedef multichar_filter<dual_use>  multichar_dual_use_filter;
+typedef multichar_filter<dual_use>  multichar_dual_use_wfilter;
+
+//----------------------------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_CONCEPTS_HPP_INCLUDED

boost/boost/iostreams/constants.hpp

@@ -0,0 +1,41 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Contains constants used by library.
+
+#ifndef BOOST_IOSTREAMS_CONSTANTS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_CONSTANTS_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#ifndef BOOST_IOSTREAMS_DEFAULT_DEVICE_BUFFER_SIZE
+# define BOOST_IOSTREAMS_DEFAULT_DEVICE_BUFFER_SIZE 4096
+#endif
+
+#ifndef BOOST_IOSTREAMS_DEFAULT_FILTER_BUFFER_SIZE
+# define BOOST_IOSTREAMS_DEFAULT_FILTER_BUFFER_SIZE 128
+#endif
+
+#ifndef BOOST_IOSTREAMS_DEFAULT_PBACK_BUFFER_SIZE
+# define BOOST_IOSTREAMS_DEFAULT_PBACK_BUFFER_SIZE 4
+#endif
+
+#include <boost/iostreams/detail/ios.hpp>  // streamsize.
+
+namespace boost { namespace iostreams {
+
+const std::streamsize default_device_buffer_size = 
+    BOOST_IOSTREAMS_DEFAULT_DEVICE_BUFFER_SIZE; 
+const std::streamsize default_filter_buffer_size = 
+    BOOST_IOSTREAMS_DEFAULT_FILTER_BUFFER_SIZE;
+const std::streamsize default_pback_buffer_size = 
+    BOOST_IOSTREAMS_DEFAULT_PBACK_BUFFER_SIZE;
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_CONSTANTS_HPP_INCLUDED

boost/boost/iostreams/detail/access_control.hpp

@@ -0,0 +1,86 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Contains the definition of the class template access_control, which
+// allows the type of inheritance from a provided base class to be specified 
+// using a template parameter.
+
+
+#ifndef BOOST_IOSTREAMS_ACCESS_CONTROL_HPP_INCLUDED
+#define BOOST_IOSTREAMS_ACCESS_CONTROL_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/iostreams/detail/select.hpp>
+#include <boost/mpl/identity.hpp>
+#include <boost/type_traits/is_same.hpp>
+
+namespace boost { namespace iostreams {
+
+struct protected_ { };  // Represents protected inheritance.
+struct public_ { };     // Represents public inheritance.
+
+
+namespace detail {
+
+    // Implements protected inheritance.
+    template<typename U>
+    struct prot_ : protected U 
+    { 
+        prot_() { }
+        template<typename V> prot_(V v) : U(v) { }
+    };
+
+    // Implements public inheritance.
+    template<typename U> struct pub_ : public U { 
+        pub_() { }
+        template<typename V> pub_(V v) : U(v) { }
+    };
+
+//
+// Used to deduce the base type for the template access_control.
+//
+template<typename T, typename Access>
+struct access_control_base {
+    typedef int                                 bad_access_specifier;
+    typedef typename 
+            iostreams::select<  // Disambiguation for Tru64
+                ::boost::is_same<
+                    Access, protected_
+                >,                              prot_<T>,
+                ::boost::is_same<
+                    Access, public_
+                >,                              pub_<T>,
+                else_,                          bad_access_specifier
+            >::type                             type;
+};
+
+} // End namespace detail.
+
+//
+// Template name: access_control.
+// Description: Allows the type of inheritance from a provided base class
+//      to be specified using an int template parameter.
+// Template parameters:
+//      Base - The class from which to inherit (indirectly.)
+//      Access - The type of access desired. Must be one of the 
+//          values access_base::prot or access_base::pub.
+//
+template< typename T, typename Access,
+          typename Base = // VC6 workaraound (Compiler Error C2516)
+              typename detail::access_control_base<T, Access>::type >
+struct access_control : public Base { 
+    access_control() { }
+    template<typename U> explicit access_control(U u) : Base(u) { }
+};
+
+//----------------------------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_ACCESS_CONTROL_HPP_INCLUDED

boost/boost/iostreams/detail/adapter/concept_adapter.hpp

@@ -0,0 +1,276 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONCEPT_ADAPTER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONCEPT_ADAPTER_HPP_INCLUDED
+
+#include <boost/config.hpp>                             // SFINAE.
+#include <boost/iostreams/concepts.hpp>
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/adapter/non_blocking_adapter.hpp>
+#include <boost/iostreams/detail/call_traits.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/dispatch.hpp>
+#include <boost/iostreams/detail/error.hpp>
+#include <boost/iostreams/detail/streambuf.hpp>        // pubsync.
+#include <boost/iostreams/device/null.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/iostreams/operations.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/static_assert.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>  // MSVC.
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename Category> struct device_wrapper_impl;
+template<typename Category> struct flt_wrapper_impl;
+
+template<typename T>
+class concept_adapter {
+private:
+    typedef typename detail::value_type<T>::type       value_type;
+    typedef typename dispatch<T, input, output>::type  input_tag;
+    typedef typename dispatch<T, output, input>::type  output_tag;
+    typedef typename
+            mpl::if_<
+                is_device<T>,
+                device_wrapper_impl<input_tag>,
+                flt_wrapper_impl<input_tag>
+            >::type                                    input_impl;
+    typedef typename
+            mpl::if_<
+                is_device<T>,
+                device_wrapper_impl<output_tag>,
+                flt_wrapper_impl<output_tag>
+            >::type                                    output_impl;
+    typedef typename
+            mpl::if_<
+                is_device<T>,
+                device_wrapper_impl<any_tag>,
+                flt_wrapper_impl<any_tag>
+            >::type                                    any_impl;
+public:
+    typedef typename char_type_of<T>::type             char_type;
+    typedef typename category_of<T>::type              category;
+
+    explicit concept_adapter(const reference_wrapper<T>& ref) : t_(ref.get())
+    { BOOST_STATIC_ASSERT(is_std_io<T>::value); }
+    explicit concept_adapter(const T& t) : t_(t)
+    { BOOST_STATIC_ASSERT(!is_std_io<T>::value); }
+
+    T& operator*() { return t_; }
+    T* operator->() { return &t_; }
+
+    std::streamsize read(char_type* s, std::streamsize n)
+    { return this->read(s, n, (basic_null_source<char_type>*) 0); }
+
+    template<typename Source>
+    std::streamsize read(char_type* s, std::streamsize n, Source* src)
+    { return input_impl::read(t_, src, s, n); }
+
+    std::streamsize write(const char_type* s, std::streamsize n)
+    { return this->write(s, n, (basic_null_sink<char_type>*) 0); }
+
+    template<typename Sink>
+    std::streamsize write(const char_type* s, std::streamsize n, Sink* snk)
+    { return output_impl::write(t_, snk, s, n); }
+
+    std::streampos seek( stream_offset off, BOOST_IOS::seekdir way,
+                         BOOST_IOS::openmode which )
+    { 
+        return this->seek( off, way, which, 
+                           (basic_null_device<char_type, seekable>*) 0); 
+    }
+
+    template<typename Device>
+    std::streampos seek( stream_offset off, BOOST_IOS::seekdir way,
+                         BOOST_IOS::openmode which, Device* dev )
+    { return any_impl::seek(t_, dev, off, way, which); }
+
+    void close(BOOST_IOS::openmode which)
+    { this->close(which, (basic_null_device<char_type, seekable>*) 0); }
+
+    template<typename Device>
+    void close(BOOST_IOS::openmode which, Device* dev)
+    { any_impl::close(t_, dev, which); }
+
+    bool flush( BOOST_IOSTREAMS_BASIC_STREAMBUF(char_type,
+                BOOST_IOSTREAMS_CHAR_TRAITS(char_type))* sb )
+    { 
+        bool result = any_impl::flush(t_, sb);
+        if (sb && sb->BOOST_IOSTREAMS_PUBSYNC() == -1)
+            result = false;
+        return result;
+    }
+
+    template<typename Locale> // Avoid dependency on <locale>
+    void imbue(const Locale& loc) { iostreams::imbue(t_, loc); }
+
+    std::streamsize optimal_buffer_size() const
+    { return iostreams::optimal_buffer_size(t_); }
+public:
+    value_type t_;
+};
+
+//------------------Specializations of device_wrapper_impl--------------------//
+
+template<>
+struct device_wrapper_impl<any_tag> {
+    template<typename Device, typename Dummy>
+    static std::streampos 
+    seek( Device& dev, Dummy*, stream_offset off, 
+          BOOST_IOS::seekdir way, BOOST_IOS::openmode which )
+    { 
+        typedef typename category_of<Device>::type category;
+        return seek(dev, off, way, which, category()); 
+    }
+
+    template<typename Device>
+    static std::streampos 
+    seek( Device&, stream_offset, BOOST_IOS::seekdir, 
+          BOOST_IOS::openmode, any_tag )
+    { 
+        throw cant_seek(); 
+    }
+
+    template<typename Device>
+    static std::streampos 
+    seek( Device& dev, stream_offset off, 
+          BOOST_IOS::seekdir way, BOOST_IOS::openmode which, 
+          random_access )
+    { 
+        return iostreams::seek(dev, off, way, which); 
+    }
+
+    template<typename Device, typename Dummy>
+    static void close(Device& dev, Dummy*, BOOST_IOS::openmode which)
+    { iostreams::close(dev, which); }
+
+    template<typename Device, typename Dummy>
+    static bool flush(Device& dev, Dummy*)
+    { return iostreams::flush(dev); }
+};
+
+
+template<>
+struct device_wrapper_impl<input> : device_wrapper_impl<any_tag>  {
+    template<typename Device, typename Dummy>
+    static std::streamsize
+    read( Device& dev, Dummy*, typename char_type_of<Device>::type* s,
+          std::streamsize n )
+    { return iostreams::read(dev, s, n); }
+
+    template<typename Device, typename Dummy>
+    static std::streamsize 
+    write( Device&, Dummy*, const typename char_type_of<Device>::type*,
+           std::streamsize )
+    { throw cant_write(); }
+};
+
+template<>
+struct device_wrapper_impl<output> {
+    template<typename Device, typename Dummy>
+    static std::streamsize
+    read(Device&, Dummy*, typename char_type_of<Device>::type*, std::streamsize)
+    { throw cant_read(); }
+
+    template<typename Device, typename Dummy>
+    static std::streamsize 
+    write( Device& dev, Dummy*, const typename char_type_of<Device>::type* s,
+           std::streamsize n )
+    { return iostreams::write(dev, s, n); }
+};
+
+//------------------Specializations of flt_wrapper_impl--------------------//
+
+template<>
+struct flt_wrapper_impl<any_tag> {
+    template<typename Filter, typename Device>
+    static std::streampos
+    seek( Filter& f, Device* dev, stream_offset off,
+          BOOST_IOS::seekdir way, BOOST_IOS::openmode which )
+    {
+        typedef typename category_of<Filter>::type category;
+        return seek(f, dev, off, way, which, category());
+    }
+
+    template<typename Filter, typename Device>
+    static std::streampos
+    seek( Filter&, Device*, stream_offset,
+          BOOST_IOS::seekdir, BOOST_IOS::openmode, any_tag )
+    { throw cant_seek(); }
+
+    template<typename Filter, typename Device>
+    static std::streampos
+    seek( Filter& f, Device* dev, stream_offset off,
+          BOOST_IOS::seekdir way, BOOST_IOS::openmode which,
+          random_access tag )
+    {
+        typedef typename category_of<Filter>::type category;
+        return seek(f, dev, off, way, which, tag, category());
+    }
+
+    template<typename Filter, typename Device>
+    static std::streampos
+    seek( Filter& f, Device* dev, stream_offset off,
+          BOOST_IOS::seekdir way, BOOST_IOS::openmode which,
+          random_access, any_tag )
+    { return f.seek(*dev, off, way); }
+
+    template<typename Filter, typename Device>
+    static std::streampos
+    seek( Filter& f, Device* dev, stream_offset off,
+          BOOST_IOS::seekdir way, BOOST_IOS::openmode which,
+          random_access, two_sequence )
+    { return f.seek(*dev, off, way, which);  }
+
+    template<typename Filter, typename Device>
+    static void close(Filter& f, Device* dev, BOOST_IOS::openmode which)
+    { iostreams::close(f, *dev, which); }
+
+    template<typename Filter, typename Device>
+    static bool flush(Filter& f, Device* dev)
+    { return iostreams::flush(f, *dev); }
+};
+
+template<>
+struct flt_wrapper_impl<input> {
+    template<typename Filter, typename Source>
+    static std::streamsize
+    read( Filter& f, Source* src, typename char_type_of<Filter>::type* s,
+          std::streamsize n )
+    { return iostreams::read(f, *src, s, n); }
+
+    template<typename Filter, typename Sink>
+    static std::streamsize 
+    write( Filter&, Sink*, const typename char_type_of<Filter>::type*, 
+           std::streamsize )
+    { throw cant_write(); }
+};
+
+template<>
+struct flt_wrapper_impl<output> {
+    template<typename Filter, typename Source>
+    static std::streamsize
+    read(Filter&, Source*, typename char_type_of<Filter>::type*,std::streamsize)
+    { throw cant_read(); }
+
+    template<typename Filter, typename Sink>
+    static std::streamsize 
+    write( Filter& f, Sink* snk, const typename char_type_of<Filter>::type* s,
+           std::streamsize n )
+    { return iostreams::write(f, *snk, s, n); }
+};
+
+//----------------------------------------------------------------------------//
+
+} } } // End namespaces detail, iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>  // MSVC.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONCEPT_ADAPTER_HPP_INCLUDED

boost/boost/iostreams/detail/adapter/mode_adapter.hpp

@@ -0,0 +1,117 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_MODE_ADAPTER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_MODE_ADAPTER_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+// Contains the definition of the class template mode_adapter, which allows
+// a filter or device to function as if it has a different i/o mode than that
+// deduced by the metafunction mode_of.
+
+#include <boost/config.hpp>                // BOOST_MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/ios.hpp>  // openmode, seekdir, int types. 
+#include <boost/iostreams/traits.hpp>
+#include <boost/iostreams/operations.hpp> 
+#include <boost/mpl/if.hpp> 
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename Mode, typename T>
+class mode_adapter {
+private:
+    struct empty_base { };
+public:
+    typedef typename wrapped_type<T>::type  policy_type;
+    typedef typename char_type_of<T>::type  char_type;
+    struct category 
+        : Mode, 
+          device_tag,
+          mpl::if_<is_filter<T>, filter_tag, device_tag>,
+          mpl::if_<is_filter<T>, multichar_tag, empty_base>,
+          #if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+              closable_tag, // VC6 can't see member close()!
+          #endif
+          localizable_tag
+        { };
+    explicit mode_adapter(const policy_type& t) : t_(t) { }
+
+        // Device member functions.
+
+    std::streamsize read(char_type* s, std::streamsize n);
+    std::streamsize write(const char_type* s, std::streamsize n);
+    std::streampos seek( stream_offset off, BOOST_IOS::seekdir way,
+                         BOOST_IOS::openmode which = 
+                             BOOST_IOS::in | BOOST_IOS::out );
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+    void close(BOOST_IOS::openmode which = BOOST_IOS::in | BOOST_IOS::out);
+#endif
+
+        // Filter member functions.
+
+    template<typename Source>
+    std::streamsize read(Source& src, char_type* s, std::streamsize n)
+    { return iostreams::read(t_, src, s, n); }
+
+    template<typename Sink>
+    std::streamsize write(Sink& snk, const char_type* s, std::streamsize n)
+    { return iostreams::write(t_, snk, s, n); }
+
+    template<typename Device>
+    std::streampos seek(Device& dev, stream_offset off, BOOST_IOS::seekdir way)
+    { return iostreams::seek(t_, dev, off, way); }
+
+    template<typename Device>
+    std::streampos seek( Device& dev, stream_offset off, 
+                         BOOST_IOS::seekdir way, BOOST_IOS::openmode which  )
+    { return iostreams::seek(t_, dev, off, way, which); }
+
+    template<typename Device>
+    void close(Device& dev)
+    { iostreams::close(t_, dev); }
+
+    template<typename Device>
+    void close(Device& dev, BOOST_IOS::openmode which)
+    { iostreams::close(t_, dev, which); }
+
+    template<typename Locale>
+    void imbue(const Locale& loc)
+    { iostreams::imbue(t_, loc); }
+private:
+    policy_type t_;
+};
+                    
+//------------------Implementation of mode_adapter----------------------------//
+
+template<typename Mode, typename T>
+std::streamsize mode_adapter<Mode, T>::read
+    (char_type* s, std::streamsize n)
+{ return boost::iostreams::read(t_, s, n); }
+
+template<typename Mode, typename T>
+std::streamsize mode_adapter<Mode, T>::write
+    (const char_type* s, std::streamsize n)
+{ return boost::iostreams::write(t_, s, n); }
+
+template<typename Mode, typename T>
+std::streampos mode_adapter<Mode, T>::seek
+    (stream_offset off, BOOST_IOS::seekdir way, BOOST_IOS::openmode which)
+{ return boost::iostreams::seek(t_, off, way, which); }
+
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+    template<typename Mode, typename T>
+    void mode_adapter<Mode, T>::close(BOOST_IOS::openmode which) 
+    { iostreams::close(t_, which); }
+#endif
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_MODE_ADAPTER_HPP_INCLUDED //-----//

boost/boost/iostreams/detail/adapter/non_blocking_adapter.hpp

@@ -0,0 +1,57 @@
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_NON_BLOCKING_ADAPTER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_NON_BLOCKING_ADAPTER_HPP_INCLUDED
+
+#include <boost/iostreams/detail/ios.hpp>  // streamsize, seekdir, openmode.
+#include <boost/iostreams/read.hpp>
+#include <boost/iostreams/seek.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/iostreams/write.hpp>
+
+namespace boost { namespace iostreams {
+
+template<typename Device>
+class non_blocking_adapter {
+public:
+    typedef typename char_type_of<Device>::type char_type;
+    struct category
+        : mode_of<Device>::type, device_tag
+        { };
+    explicit non_blocking_adapter(Device& dev) : device_(dev) { }
+    std::streamsize read(char_type* s, std::streamsize n)
+    { 
+        std::streamsize result = 0;
+        while (result < n) {
+            std::streamsize amt = iostreams::read(device_, s, n);
+            if (amt == -1)
+                break;
+            result += amt;
+        }
+        return result != 0 ? result : -1;
+    }
+    std::streamsize write(const char_type* s, std::streamsize n)
+    { 
+        std::streamsize result = 0;
+        while (result < n) {
+            std::streamsize amt = 
+                iostreams::write(device_, s + result, n - result);
+            result += amt;
+        }
+        return result;    
+    }
+    std::streampos seek( stream_offset off, BOOST_IOS::seekdir way,
+                         BOOST_IOS::openmode which = 
+                             BOOST_IOS::in | BOOST_IOS::out )
+    { return iostreams::seek(device_, off, way, which); }
+public:
+    Device& device_;
+};
+
+} } // End namespace iostreams.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_NON_BLOCKING_ADAPTER_HPP_INCLUDED

boost/boost/iostreams/detail/adapter/output_iterator_adapter.hpp

@@ -0,0 +1,40 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_OUTPUT_ITERATOR_ADAPTER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_OUTPUT_ITERATOR_ADAPTER_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <algorithm>                      // copy.
+#include <iosfwd>                         // streamsize.
+#include <boost/iostreams/categories.hpp> // tags.
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename Mode, typename Ch, typename OutIt>
+class output_iterator_adapter {
+public:
+    BOOST_STATIC_ASSERT((is_convertible<Mode, output>::value));
+    typedef Ch        char_type;
+    typedef sink_tag  category;
+    explicit output_iterator_adapter(OutIt out) : out_(out) { }
+    std::streamsize write(const char_type* s, std::streamsize n) 
+    { 
+        std::copy(s, s + n, out_); 
+        return n; 
+    }
+private:
+    OutIt out_;
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_OUTPUT_ITERATOR_ADAPTER_HPP_INCLUDED //-----//

boost/boost/iostreams/detail/adapter/range_adapter.hpp

@@ -0,0 +1,182 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_RANGE_ADAPTER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_RANGE_ADAPTER_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <algorithm>                             // min.
+#include <cassert>
+#include <cstddef>                               // ptrdiff_t.
+#include <iosfwd>                                // streamsize, streamoff.
+#include <boost/detail/iterator.hpp>             // boost::iterator_traits.
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/error.hpp>
+#include <boost/iostreams/positioning.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+#include <boost/utility/enable_if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>  // MSVC.
+
+namespace boost { namespace iostreams { namespace detail {
+
+// Used for simulated tag dispatch.
+template<typename Traversal> struct range_adapter_impl;
+
+//
+// Template name: range_adapter
+// Description: Device based on an instance of boost::iterator_range.
+// Template paramters:
+//     Mode - A mode tag.
+//     Range - An instance of iterator_range.
+//
+template<typename Mode, typename Range>
+class range_adapter {
+private:
+    typedef typename Range::iterator                  iterator;
+    typedef boost::detail::iterator_traits<iterator>  iter_traits;
+    typedef typename iter_traits::iterator_category   iter_cat;
+public:
+    typedef typename Range::value_type                char_type;
+    struct category : Mode, device_tag { };
+    typedef typename
+            mpl::if_<
+                is_convertible<
+                    iter_cat,
+                    std::random_access_iterator_tag
+                >,
+                std::random_access_iterator_tag,
+                std::forward_iterator_tag
+            >::type                                   tag;
+    typedef range_adapter_impl<tag>                   impl;
+
+    explicit range_adapter(const Range& rng);
+    range_adapter(iterator first, iterator last);
+    std::streamsize read(char_type* s, std::streamsize n);
+    std::streamsize write(const char_type* s, std::streamsize n);
+    std::streampos seek(stream_offset off, BOOST_IOS::seekdir way);
+private:
+    iterator first_, cur_, last_;
+};
+
+//------------------Implementation of range_adapter---------------------------//
+
+template<typename Mode, typename Range>
+range_adapter<Mode, Range>::range_adapter(const Range& rng)
+    : first_(rng.begin()), cur_(rng.begin()), last_(rng.end()) { }
+
+template<typename Mode, typename Range>
+range_adapter<Mode, Range>::range_adapter(iterator first, iterator last)
+    : first_(first), cur_(first), last_(last) { }
+
+template<typename Mode, typename Range>
+inline std::streamsize range_adapter<Mode, Range>::read
+    (char_type* s, std::streamsize n)
+{ return impl::read(cur_, last_, s, n); }
+
+template<typename Mode, typename Range>
+inline std::streamsize range_adapter<Mode, Range>::write
+    (const char_type* s, std::streamsize n)
+{ return impl::write(cur_, last_, s, n); }
+
+
+template<typename Mode, typename Range>
+std::streampos range_adapter<Mode, Range>::seek
+    (stream_offset off, BOOST_IOS::seekdir way)
+{ 
+    impl::seek(first_, cur_, last_, off, way); 
+    return offset_to_position(cur_ - first_);
+}
+
+//------------------Implementation of range_adapter_impl----------------------//
+
+template<>
+struct range_adapter_impl<std::forward_iterator_tag> {
+    template<typename Iter, typename Ch>
+    static std::streamsize read
+        (Iter& cur, Iter& last, Ch* s,std::streamsize n)
+    {
+        std::streamsize rem = n; // No. of chars remaining.
+        while (cur != last && rem-- > 0) *s++ = *cur++;
+        return n - rem != 0 ? n - rem : -1;
+    }
+
+    template<typename Iter, typename Ch>
+    static std::streamsize write
+        (Iter& cur, Iter& last, const Ch* s, std::streamsize n)
+    {
+        while (cur != last && n-- > 0) *cur++ = *s++;
+        if (cur == last && n > 0)
+            throw write_area_exhausted();
+        return n;
+    }
+};
+
+template<>
+struct range_adapter_impl<std::random_access_iterator_tag> {
+    template<typename Iter, typename Ch>
+    static std::streamsize read
+        (Iter& cur, Iter& last, Ch* s,std::streamsize n)
+    {
+        std::streamsize result = 
+            (std::min)(static_cast<std::streamsize>(last - cur), n);
+        if (result)
+            std::copy(cur, cur + result, s);
+        cur += result;
+        return result != 0 ? result : -1;
+    }
+
+    template<typename Iter, typename Ch>
+    static std::streamsize write
+        (Iter& cur, Iter& last, const Ch* s, std::streamsize n)
+    {
+        std::streamsize count =
+            (std::min)(static_cast<std::streamsize>(last - cur), n);
+        std::copy(s, s + count, cur);
+        cur += count;
+        if (count < n) 
+            throw write_area_exhausted();
+        return n;
+    }
+
+    template<typename Iter>
+    static void seek
+        ( Iter& first, Iter& cur, Iter& last, stream_offset off,
+          BOOST_IOS::seekdir way )
+    {
+        using namespace std;
+        switch (way) {
+        case BOOST_IOS::beg:
+            if (off > last - first || off < 0) bad_seek();
+            cur = first + off;
+            break;
+        case BOOST_IOS::cur:
+            {
+                std::ptrdiff_t newoff = cur - first + off;
+                if (newoff > last - first || newoff < 0) bad_seek();
+                cur += off;
+                break;
+            }
+        case BOOST_IOS::end:
+            if (last - first + off < 0 || off > 0) bad_seek();
+            cur = last + off;
+            break;
+        default:
+            assert(0);
+        }
+    }
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>  // MSVC.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_RANGE_ADAPTER_HPP_INCLUDED //---------------//

boost/boost/iostreams/detail/bool_trait_def.hpp

@@ -0,0 +1,48 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_BOOL_TRAIT_DEF_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_BOOL_TRAIT_DEF_HPP_INCLUDED     
+
+#include <boost/config.hpp> // BOOST_STATIC_CONSTANT.
+#include <boost/iostreams/detail/template_params.hpp>
+#include <boost/mpl/aux_/lambda_support.hpp>
+#include <boost/mpl/bool.hpp>
+#include <boost/preprocessor/cat.hpp>
+#include <boost/preprocessor/repetition/enum_params.hpp>
+#include <boost/type_traits/detail/yes_no_type.hpp>
+ 
+// 
+// Macro name: BOOST_IOSTREAMS_BOOL_TRAIT_DEF
+// Description: Used to generate the traits classes is_istream, is_ostream,
+//      etc.
+//
+#if BOOST_WORKAROUND(__BORLANDC__, <= 0x564)
+# define BOOST_IOSTREAMS_TRAIT_NAMESPACE(trait)
+#else
+# define BOOST_IOSTREAMS_TRAIT_NAMESPACE(trait) BOOST_PP_CAT(trait, _impl_):: 
+#endif
+#define BOOST_IOSTREAMS_BOOL_TRAIT_DEF(trait, type, arity) \
+    namespace BOOST_PP_CAT(trait, _impl_) { \
+      BOOST_IOSTREAMS_TEMPLATE_PARAMS(arity, T) \
+      type_traits::yes_type helper \
+          (const volatile type BOOST_IOSTREAMS_TEMPLATE_ARGS(arity, T)*); \
+      type_traits::no_type helper(...); \
+      template<typename T> \
+      struct impl { \
+           BOOST_STATIC_CONSTANT(bool, value = \
+           (sizeof(BOOST_IOSTREAMS_TRAIT_NAMESPACE(trait) \
+              helper(static_cast<T*>(0))) == \
+                sizeof(type_traits::yes_type))); \
+      }; \
+    } \
+    template<typename T> \
+    struct trait \
+        : mpl::bool_<BOOST_PP_CAT(trait, _impl_)::impl<T>::value> \
+    { BOOST_MPL_AUX_LAMBDA_SUPPORT(1, trait, (T)) }; \
+    /**/
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_BOOL_TRAIT_DEF_HPP_INCLUDED

boost/boost/iostreams/detail/buffer.hpp

@@ -0,0 +1,199 @@
+// (C) Copyright Jonathan Turkanis 2003-5.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_BUFFERS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_BUFFERS_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <algorithm>                           // swap.
+#include <memory>                              // allocator.
+#include <boost/config.hpp>                    // member templates.
+#include <boost/iostreams/char_traits.hpp>
+#include <boost/iostreams/detail/ios.hpp>      // streamsize.
+#include <boost/iostreams/read.hpp>
+#include <boost/iostreams/traits.hpp>          // int_type_of.
+#include <boost/iostreams/checked_operations.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/type_traits/is_same.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+
+//----------------Buffers-----------------------------------------------------//
+
+//
+// Template name: buffer
+// Description: Character buffer.
+// Template paramters:
+//     Ch - The character type.
+//     Alloc - The Allocator type.
+//
+template< typename Ch,
+          typename Alloc = std::allocator<Ch> >
+class basic_buffer {
+private:
+#ifndef BOOST_NO_STD_ALLOCATOR
+    typedef typename Alloc::template rebind<Ch>::other allocator_type;
+#else
+    typedef std::allocator<Ch> allocator_type;
+#endif
+public:
+    basic_buffer();
+    basic_buffer(int buffer_size);
+    ~basic_buffer();
+    void resize(int buffer_size);
+    Ch* begin() const { return buf_; }
+    Ch* end() const { return buf_ + size_; }
+    Ch* data() const { return buf_; }
+    std::streamsize size() const { return size_; }
+    void swap(basic_buffer& rhs);
+private:
+    // Disallow copying and assignment.
+    basic_buffer(const basic_buffer&);
+    basic_buffer& operator=(const basic_buffer&);
+    Ch*              buf_;
+    std::streamsize  size_;
+};
+
+template<typename Ch, typename Alloc>
+void swap(basic_buffer<Ch, Alloc>& lhs, basic_buffer<Ch, Alloc>& rhs)
+{ lhs.swap(rhs); }
+
+//
+// Template name: buffer
+// Description: Character buffer with two pointers accessible via ptr() and
+//      eptr().
+// Template paramters:
+//     Ch - A character type.
+//
+template< typename Ch,
+          typename Alloc = std::allocator<Ch> >
+class buffer : public basic_buffer<Ch, Alloc> {
+private:
+    typedef basic_buffer<Ch, Alloc> base;
+public:
+    typedef iostreams::char_traits<Ch> traits_type;
+    using base::resize; 
+    using base::data; 
+    using base::size;
+    typedef Ch* const const_pointer;
+    buffer(int buffer_size);
+    Ch* & ptr() { return ptr_; }
+    const_pointer& ptr() const { return ptr_; }
+    Ch* & eptr() { return eptr_; }
+    const_pointer& eptr() const { return eptr_; }
+    void set(std::streamsize ptr, std::streamsize end);
+    void swap(buffer& rhs);
+
+    // Returns an int_type as a status code.
+    template<typename Source>
+    typename int_type_of<Source>::type fill(Source& src) 
+    {
+        using namespace std;
+        streamsize keep;
+        if ((keep = static_cast<streamsize>(eptr_ - ptr_)) > 0)
+            traits_type::move(this->data(), ptr_, keep);
+        set(0, keep);
+        streamsize result = 
+            iostreams::read(src, this->data() + keep, this->size() - keep);
+        if (result != -1)
+            this->set(0, keep + result);
+        //return result == this->size() - keep ?
+        //    traits_type::good() :
+        //    keep == -1 ?
+        //        traits_type::eof() :
+        //        traits_type::would_block();
+        return result == -1 ?
+            traits_type::eof() :
+                result == 0 ?
+                    traits_type::would_block() :
+                    traits_type::good();
+
+    }
+
+    // Returns true if one or more characters were written.
+    template<typename Sink>
+    bool flush(Sink& dest) 
+    {
+        using namespace std;
+        streamsize amt = static_cast<std::streamsize>(eptr_ - ptr_);
+        streamsize result = iostreams::write_if(dest, ptr_, amt);
+        if (result < amt) {
+            traits_type::move( this->data(), 
+                               ptr_ + result, 
+                               amt - result );
+        }
+        this->set(0, amt - result);
+        return result != 0;
+    }
+private:
+    Ch *ptr_, *eptr_;
+};
+
+template<typename Ch, typename Alloc>
+void swap(buffer<Ch, Alloc>& lhs, buffer<Ch, Alloc>& rhs)
+{ lhs.swap(rhs); }
+
+//--------------Implementation of basic_buffer--------------------------------//
+
+template<typename Ch, typename Alloc>
+basic_buffer<Ch, Alloc>::basic_buffer() : buf_(0), size_(0) { }
+
+template<typename Ch, typename Alloc>
+basic_buffer<Ch, Alloc>::basic_buffer(int buffer_size)
+    : buf_(static_cast<Ch*>(allocator_type().allocate(buffer_size, 0))), 
+      size_(buffer_size) // Cast for SunPro 5.3.
+    { }
+
+template<typename Ch, typename Alloc>
+inline basic_buffer<Ch, Alloc>::~basic_buffer()
+{ if (buf_) allocator_type().deallocate(buf_, size_); }
+
+template<typename Ch, typename Alloc>
+inline void basic_buffer<Ch, Alloc>::resize(int buffer_size)
+{
+    if (size_ != buffer_size) {
+        basic_buffer<Ch, Alloc> temp(buffer_size);
+        std::swap(size_, temp.size_);
+        std::swap(buf_, temp.buf_);
+    }
+}
+
+template<typename Ch, typename Alloc>
+void basic_buffer<Ch, Alloc>::swap(basic_buffer& rhs) 
+{ 
+    std::swap(buf_, rhs.buf_); 
+    std::swap(size_, rhs.size_); 
+}
+
+//--------------Implementation of buffer--------------------------------------//
+
+template<typename Ch, typename Alloc>
+buffer<Ch, Alloc>::buffer(int buffer_size)
+    : basic_buffer<Ch, Alloc>(buffer_size) { }
+
+template<typename Ch, typename Alloc>
+inline void buffer<Ch, Alloc>::set(std::streamsize ptr, std::streamsize end)
+{ 
+    ptr_ = data() + ptr; 
+    eptr_ = data() + end; 
+}
+
+template<typename Ch, typename Alloc>
+inline void buffer<Ch, Alloc>::swap(buffer& rhs) 
+{ 
+    base::swap(rhs); 
+    std::swap(ptr_, rhs.ptr_); 
+    std::swap(eptr_, rhs.eptr_); 
+}
+
+//----------------------------------------------------------------------------//
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_BUFFERS_HPP_INCLUDED

boost/boost/iostreams/detail/call_traits.hpp

@@ -0,0 +1,31 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_VALUE_TYPE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_VALUE_TYPE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/iostreams/traits.hpp>
+#include <boost/mpl/if.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename T>
+struct param_type {
+    typedef typename mpl::if_<is_std_io<T>, T&, const T&>::type type;
+};
+
+template<typename T>
+struct value_type {
+    typedef typename mpl::if_<is_std_io<T>, T&, T>::type type;
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_VALUE_TYPE_HPP_INCLUDED //-----------//

boost/boost/iostreams/detail/char_traits.hpp

@@ -0,0 +1,62 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// Provides std::char_traits for libraries without templated streams. Should not
+// be confused with <boost/iostreams/char_traits.hpp>, which defines the
+// template boost::iostreams::char_traits.
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CHAR_TRAITS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CHAR_TRAITS_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <iosfwd>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#ifdef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# include <boost/config.hpp> // Make sure size_t is in std.
+# include <cstddef>
+# include <cstring>
+# include <cstdio>
+#endif
+
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //--------------------------------//
+# define BOOST_IOSTREAMS_CHAR_TRAITS(ch) std::char_traits< ch >
+#else
+# define BOOST_IOSTREAMS_CHAR_TRAITS(ch) boost::iostreams::detail::char_traits
+
+namespace boost { namespace iostreams { namespace detail {
+
+struct char_traits  {
+    typedef char            char_type;
+    typedef int             int_type;
+    typedef std::streampos  pos_type;
+    typedef std::streamoff  off_type;
+
+    // Note: this may not be not conforming, since it treats chars as unsigned,
+    // but is only used to test for equality.
+    static int compare(const char* lhs, const char* rhs, std::size_t n)
+    { return std::strncmp(lhs, rhs, n); }
+    static char* copy(char *dest, const char *src, std::size_t n)
+    { return static_cast<char*>(std::memcpy(dest, src, n)); }
+    static char* move(char *dest, const char *src, std::size_t n)
+    { return static_cast<char*>(std::memmove(dest, src, n)); }
+    static const char* find(const char* s, std::size_t n, const char& c)
+    { return (const char*) (const void*) std::memchr(s, c, n); }
+    static char to_char_type(const int& c) { return c; }
+    static int to_int_type(const char& c) { return c; }
+    static bool eq_int_type(const int& lhs, const int& rhs)
+    { return lhs == rhs; }
+    static int eof() { return EOF; }
+    static int not_eof(const int& c) { return c != EOF ? c : '\n'; }
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifdef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //-----------------------//
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CHAR_TRAITS_HPP_INCLUDED

boost/boost/iostreams/detail/closer.hpp

@@ -0,0 +1,122 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CLOSER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CLOSER_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <exception>                       // exception.
+#include <boost/iostreams/detail/ios.hpp>  // openmode.
+#include <boost/iostreams/operations.hpp>  // close
+#include <boost/iostreams/traits.hpp>      // is_device.
+#include <boost/mpl/if.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename T>
+struct closer {
+    closer(T& t) : t_(&t) { }
+    ~closer() { try { t_->close(); } catch (std::exception&) { } }
+    T* t_;
+};
+
+template<typename Device>
+struct external_device_closer {
+    external_device_closer(Device& dev, BOOST_IOS::openmode which)
+        : device_(&dev), which_(which),
+          dummy_(true), nothrow_(dummy_)
+        { }
+    external_device_closer(Device& dev, BOOST_IOS::openmode which, bool& nothrow)
+        : device_(&dev), which_(which), 
+          dummy_(true), nothrow_(nothrow)
+        { }
+    ~external_device_closer() 
+    { 
+        try { 
+            boost::iostreams::close(*device_, which_); 
+        } catch (...) {
+            if (!nothrow_) {
+                nothrow_ = true;
+                throw;
+            }
+        } 
+    }
+    Device*               device_;
+    BOOST_IOS::openmode   which_;
+    bool                  dummy_;
+    bool&                 nothrow_;
+};
+
+template<typename Filter, typename Device>
+struct external_filter_closer {
+    external_filter_closer(Filter& flt, Device& dev, BOOST_IOS::openmode which)
+        : filter_(flt), device_(dev), which_(which), 
+          dummy_(true), nothrow_(dummy_) 
+        { }
+    external_filter_closer( Filter& flt, Device& dev, 
+                            BOOST_IOS::openmode which, bool& nothrow )
+        : filter_(flt), device_(dev), which_(which), 
+          dummy_(true), nothrow_(nothrow) 
+        { }
+    ~external_filter_closer() 
+    { 
+        try { 
+            boost::iostreams::close(filter_, device_, which_); 
+        } catch (...) { 
+            if (!nothrow_) {
+                nothrow_ = true;
+                throw;
+            }
+        } 
+    }
+    Filter&               filter_;
+    Device&               device_;
+    BOOST_IOS::openmode   which_;
+    bool                  dummy_;
+    bool&                 nothrow_;
+};
+
+template<typename FilterOrDevice, typename DeviceOrDummy = int>
+struct external_closer_traits {
+    typedef typename 
+            mpl::if_<
+                is_device<FilterOrDevice>,
+                external_device_closer<FilterOrDevice>,
+                external_filter_closer<FilterOrDevice, DeviceOrDummy>
+            >::type type;
+};
+
+template<typename FilterOrDevice, typename DeviceOrDummy = int>
+struct external_closer 
+    : external_closer_traits<FilterOrDevice, DeviceOrDummy>::type
+{ 
+    typedef typename 
+            external_closer_traits<
+                FilterOrDevice, DeviceOrDummy
+            >::type base_type;
+    external_closer(FilterOrDevice& dev, BOOST_IOS::openmode which)
+        : base_type(dev, which)
+    { BOOST_STATIC_ASSERT(is_device<FilterOrDevice>::value); };
+    external_closer( FilterOrDevice& dev, BOOST_IOS::openmode which,
+                     bool& nothrow )
+        : base_type(dev, which, nothrow)
+    { BOOST_STATIC_ASSERT(is_device<FilterOrDevice>::value); };
+    external_closer( FilterOrDevice& flt, DeviceOrDummy& dev,
+                     BOOST_IOS::openmode which )
+        : base_type(flt, dev, which)
+    { BOOST_STATIC_ASSERT(is_filter<FilterOrDevice>::value); };
+    external_closer( FilterOrDevice& flt, DeviceOrDummy& dev,
+                     BOOST_IOS::openmode which, bool& nothrow )
+        : base_type(flt, dev, which, nothrow)
+    { BOOST_STATIC_ASSERT(is_filter<FilterOrDevice>::value); };
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CLOSER_HPP_INCLUDED

boost/boost/iostreams/detail/config/auto_link.hpp

@@ -0,0 +1,48 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Adapted from <boost/config/auto_link.hpp> and from
+// http://www.boost.org/more/separate_compilation.html, by John Maddock.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_AUTO_LINK_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_AUTO_LINK_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#if defined(BOOST_EXTERNAL_LIB_NAME)
+# if defined(BOOST_MSVC) \
+     || defined(__BORLANDC__) \
+     || (defined(__MWERKS__) && defined(_WIN32) && (__MWERKS__ >= 0x3000)) \
+     || (defined(__ICL) && defined(_MSC_EXTENSIONS) && (_MSC_VER >= 1200)) \
+     /**/
+#  pragma comment(lib, BOOST_EXTERNAL_LIB_NAME)
+# endif
+# undef BOOST_EXTERNAL_LIB_NAME
+#endif
+
+//------------------Enable automatic library variant selection----------------// 
+
+#if !defined(BOOST_IOSTREAMS_SOURCE) && \
+    !defined(BOOST_ALL_NO_LIB) && \
+    !defined(BOOST_IOSTREAMS_NO_LIB) \
+    /**/
+
+// Set the name of our library, this will get undef'ed by auto_link.hpp
+// once it's done with it.
+# define BOOST_LIB_NAME boost_iostreams
+
+// If we're importing code from a dll, then tell auto_link.hpp about it.
+# if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_IOSTREAMS_DYN_LINK)
+#  define BOOST_DYN_LINK
+# endif
+
+// And include the header that does the work.
+# include <boost/config/auto_link.hpp>
+#endif  // auto-linking disabled
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_AUTO_LINK_HPP_INCLUDED

boost/boost/iostreams/detail/config/bzip2.hpp

@@ -0,0 +1,47 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Adapted from <boost/config/auto_link.hpp> and from
+// http://www.boost.org/more/separate_compilation.html, by John Maddock.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_BZIP2_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONFIG_BZIP2_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#if defined(BOOST_BZIP2_BINARY)
+# if defined(BOOST_MSVC) || \
+     defined(__BORLANDC__) || \
+     (defined(__MWERKS__) && defined(_WIN32) && (__MWERKS__ >= 0x3000)) || \
+     (defined(__ICL) && defined(_MSC_EXTENSIONS) && (_MSC_VER >= 1200)) \
+     /**/
+
+// Specify the name of the .lib file.
+#  pragma comment(lib, BOOST_STRINGIZE(BOOST_BZIP2_BINARY))
+# endif
+#else 
+# if !defined(BOOST_IOSTREAMS_SOURCE) && \
+     !defined(BOOST_ALL_NO_LIB) && \
+     !defined(BOOST_IOSTREAMS_NO_LIB) \
+     /**/
+
+// Set the name of our library, this will get undef'ed by auto_link.hpp
+// once it's done with it.
+#  define BOOST_LIB_NAME boost_bzip2
+
+// If we're importing code from a dll, then tell auto_link.hpp about it.
+#  if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_IOSTREAMS_DYN_LINK)
+#   define BOOST_DYN_LINK
+#  endif
+
+// And include the header that does the work.
+#  include <boost/config/auto_link.hpp>
+# endif
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_BZIP2_HPP_INCLUDED

boost/boost/iostreams/detail/config/codecvt.hpp

@@ -0,0 +1,76 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_CODECVT_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONFIG_CODECVT_HPP_INCLUDED
+
+#include <boost/config.hpp>
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <cstddef>
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif       
+
+//------------------Support for codecvt with user-defined state types---------//
+
+#if defined(__MSL_CPP__) || defined(__LIBCOMO__) || \
+    BOOST_WORKAROUND(_STLPORT_VERSION, <= 0x450) \
+    /**/
+# define BOOST_IOSTREAMS_NO_PRIMARY_CODECVT_DEFINITION
+#endif
+
+#if defined(__GLIBCPP__) || defined(__GLIBCXX__) || \
+    BOOST_WORKAROUND(_STLPORT_VERSION, > 0x450) \
+    /**/
+# define BOOST_IOSTREAMS_EMPTY_PRIMARY_CODECVT_DEFINITION
+#endif
+
+//------------------Check for codecvt ctor taking a reference count-----------//
+
+#if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3205)) || \
+    BOOST_WORKAROUND(_STLPORT_VERSION, < 0x461) \
+    /**/
+# define BOOST_IOSTREAMS_NO_CODECVT_CTOR_FROM_SIZE_T
+#endif
+
+//------------------Normalize codecvt::length---------------------------------//
+
+#if !defined(__MSL_CPP__) && !defined(__LIBCOMO__)
+# define BOOST_IOSTREAMS_CODECVT_CV_QUALIFIER const
+#else
+# define BOOST_IOSTREAMS_CODECVT_CV_QUALIFIER
+#endif
+
+//------------------Check for codecvt::max_length-----------------------------//
+
+#if BOOST_WORKAROUND(_STLPORT_VERSION, < 0x461)
+# define BOOST_IOSTREAMS_NO_CODECVT_MAX_LENGTH
+#endif
+                    
+//------------------Put mbstate_t and codecvt in std--------------------------//
+
+#ifndef BOOST_IOSTREAMS_NO_LOCALE
+# include <locale>
+#endif
+
+// From Robert Ramey's version of utf8_codecvt_facet.
+namespace std { 
+
+#if defined(__LIBCOMO__)
+    using ::mbstate_t;
+#elif defined(BOOST_DINKUMWARE_STDLIB)
+    using ::mbstate_t;
+#elif defined(__SGI_STL_PORT)
+#elif defined(BOOST_NO_STDC_NAMESPACE)
+    using ::codecvt;
+    using ::mbstate_t;
+#endif
+
+} // End namespace std.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_CODECVT_HPP_INCLUDED

boost/boost/iostreams/detail/config/disable_warnings.hpp

@@ -0,0 +1,21 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#include <boost/config.hpp>             // BOOST_MSVC.
+#include <boost/detail/workaround.hpp>  // BOOST_WORKAROUND.
+
+#if defined(BOOST_MSVC)
+# pragma warning(push)
+# pragma warning(disable:4224)    // Parameter previously defined as type.
+# pragma warning(disable:4244)    // Conversion: possible loss of data.
+#else
+# if BOOST_WORKAROUND(__BORLANDC__, < 0x600)
+#  pragma warn -8008     // Condition always true/false.
+#  pragma warn -8071     // Conversion may lose significant digits.
+#  pragma warn -8080     // identifier declared but never used.
+# endif
+#endif
+

boost/boost/iostreams/detail/config/dyn_link.hpp

@@ -0,0 +1,36 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Adapted from http://www.boost.org/more/separate_compilation.html, by
+// John Maddock.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_DYN_LINK_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONFIG_DYN_LINK_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/config.hpp>
+#include <boost/detail/workaround.hpp>
+
+//------------------Enable dynamic linking on windows-------------------------// 
+
+#ifdef BOOST_HAS_DECLSPEC 
+# if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_IOSTREAMS_DYN_LINK)
+#  ifdef BOOST_IOSTREAMS_SOURCE
+#   define BOOST_IOSTREAMS_DECL __declspec(dllexport)
+#  else
+#   define BOOST_IOSTREAMS_DECL __declspec(dllimport)
+#  endif  
+# endif  
+#endif 
+
+#ifndef BOOST_IOSTREAMS_DECL
+# define BOOST_IOSTREAMS_DECL
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_DYN_LINK_HPP_INCLUDED

boost/boost/iostreams/detail/config/enable_warnings.hpp

@@ -0,0 +1,15 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#if defined(BOOST_MSVC)
+# pragma warning(pop)
+#else
+# if BOOST_WORKAROUND(__BORLANDC__, < 0x600)
+#  pragma warn .8008     // Condition always true/false.
+#  pragma warn .8071     // Conversion may lose significant digits.
+#  pragma warn .8080     // identifier declared but never used.
+# endif
+#endif

boost/boost/iostreams/detail/config/gcc.hpp

@@ -0,0 +1,23 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Adapted from <boost/config/auto_link.hpp> and from
+// http://www.boost.org/more/separate_compilation.html, by John Maddock.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_GCC_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONFIG_GCC_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/config.hpp> // BOOST_INTEL.
+
+#if defined(__GNUC__) && !defined(BOOST_INTEL)
+# define BOOST_IOSTREAMS_GCC (__GNUC__ * 100 + __GNUC_MINOR__)
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_GCC_HPP_INCLUDED

boost/boost/iostreams/detail/config/limits.hpp

@@ -0,0 +1,14 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_LIMITS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONFIG_LIMITS_HPP_INCLUDED
+
+#ifndef BOOST_IOSTREAMS_MAX_FORWARDING_ARITY
+# define BOOST_IOSTREAMS_MAX_FORWARDING_ARITY 3
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_LIMITS_HPP_INCLUDED

boost/boost/iostreams/detail/config/overload_resolution.hpp

@@ -0,0 +1,31 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Adapted from <boost/config/auto_link.hpp> and from
+// http://www.boost.org/more/separate_compilation.html, by John Maddock.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_BROKEN_OVERLOAD_RESOLUTION_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONFIG_BROKEN_OVERLOAD_RESOLUTION_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif             
+
+#include <boost/config.hpp> // BOOST_MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/config/gcc.hpp>
+
+#if !defined(BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION)
+# if BOOST_WORKAROUND(__MWERKS__, <= 0x3003) || \
+     BOOST_WORKAROUND(__BORLANDC__, < 0x600) || \
+     BOOST_WORKAROUND(BOOST_MSVC, <= 1300) || \
+     BOOST_WORKAROUND(BOOST_IOSTREAMS_GCC, <= 295) \
+     /**/
+#  define BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION
+# endif
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_BROKEN_OVERLOAD_RESOLUTION_HPP_INCLUDED

boost/boost/iostreams/detail/config/wide_streams.hpp

@@ -0,0 +1,54 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Adapted from http://www.boost.org/more/separate_compilation.html, by
+// John Maddock.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_WIDE_STREAMS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONFIG_WIDE_STREAMS_HPP_INCLUDED
+
+#include <boost/config.hpp>
+#include <boost/detail/workaround.hpp>
+#include <cstddef>
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif       
+
+//------------------Templated stream support----------------------------------//
+
+// From boost/dynamic_bitset.hpp; thanks to Matthias Troyer for cray patch.
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# if defined(__STL_CONFIG_H) && \
+    !defined (__STL_USE_NEW_IOSTREAMS) && !defined(__crayx1) \
+    /**/
+#  define BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# endif
+#endif // #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+
+//------------------Wide stream support---------------------------------------//
+
+#ifndef BOOST_IOSTREAMS_NO_WIDE_STREAMS
+# if defined(BOOST_IOSTREAMS_NO_STREAM_TEMPLATES) || \
+     defined (BOOST_NO_STD_WSTREAMBUF) && \
+     ( !defined(__MSL_CPP__) || defined(_MSL_NO_WCHART_CPP_SUPPORT) ) \
+     /**/
+#  define BOOST_IOSTREAMS_NO_WIDE_STREAMS
+# endif
+#endif // #ifndef BOOST_IOSTREAMS_NO_WIDE_STREAMS   
+
+//------------------Locale support--------------------------------------------//
+
+#ifndef BOOST_IOSTREAMS_NO_LOCALE
+# if defined(BOOST_NO_STD_LOCALE) || \
+     defined(__CYGWIN__) && \
+     ( !defined(__MSL_CPP__) || defined(_MSL_NO_WCHART_CPP_SUPPORT) ) \
+     /**/
+#  define BOOST_IOSTREAMS_NO_LOCALE
+# endif
+#endif // #ifndef BOOST_IOSTREAMS_NO_LOCALE
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_WIDE_STREAMS_HPP_INCLUDED

boost/boost/iostreams/detail/config/zlib.hpp

@@ -0,0 +1,49 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Adapted from <boost/config/auto_link.hpp> and from
+// http://www.boost.org/more/separate_compilation.html, by John Maddock.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_ZLIB_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CONFIG_ZLIB_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp> // BOOST_STRINGIZE.
+
+#if defined(BOOST_ZLIB_BINARY)
+# if defined(BOOST_MSVC) || \
+     defined(__BORLANDC__) || \
+     (defined(__MWERKS__) && defined(_WIN32) && (__MWERKS__ >= 0x3000)) || \
+     (defined(__ICL) && defined(_MSC_EXTENSIONS) && (_MSC_VER >= 1200)) \
+     /**/
+
+// Specify the name of the .lib file.
+#  pragma comment(lib, BOOST_STRINGIZE(BOOST_ZLIB_BINARY))
+# endif
+#else 
+# if !defined(BOOST_IOSTREAMS_SOURCE) && \
+     !defined(BOOST_ALL_NO_LIB) && \
+     !defined(BOOST_IOSTREAMS_NO_LIB) \
+     /**/
+
+// Set the name of our library, this will get undef'ed by auto_link.hpp
+// once it's done with it.
+#  define BOOST_LIB_NAME boost_zlib
+
+// If we're importing code from a dll, then tell auto_link.hpp about it.
+#  if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_IOSTREAMS_DYN_LINK)
+#   define BOOST_DYN_LINK
+#  endif
+
+// And include the header that does the work.
+#  include <boost/config/auto_link.hpp>
+# endif
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_ZLIB_HPP_INCLUDED

boost/boost/iostreams/detail/default_arg.hpp

@@ -0,0 +1,24 @@
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_DEFAULT_ARG_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_DEFAULT_ARG_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif            
+
+#include <boost/config.hpp>
+#include <boost/detail/workaround.hpp>
+
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+# include <boost/mpl/identity.hpp>
+# define BOOST_IOSTREAMS_DEFAULT_ARG(arg) mpl::identity< arg >::type
+#else
+# define BOOST_IOSTREAMS_DEFAULT_ARG(arg) arg
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_DEFAULT_ARG_HPP_INCLUDED

boost/boost/iostreams/detail/dispatch.hpp

@@ -0,0 +1,40 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/config.hpp>                   // BOOST_DEDUCED_TYPENAME. 
+#include <boost/iostreams/detail/select.hpp>
+#include <boost/iostreams/traits.hpp>         // category_of. 
+#include <boost/mpl/void.hpp>          
+#include <boost/type_traits/is_convertible.hpp>         
+
+namespace boost { namespace iostreams {namespace detail {
+    
+template< typename T, typename Tag1, typename Tag2,
+          typename Tag3 = mpl::void_, typename Tag4 = mpl::void_,
+          typename Tag5 = mpl::void_, typename Tag6 = mpl::void_,
+          typename Category = 
+              BOOST_DEDUCED_TYPENAME category_of<T>::type >
+struct dispatch 
+    : iostreams::select<  // Disambiguation for Tru64.
+          is_convertible<Category, Tag1>, Tag1,
+          is_convertible<Category, Tag2>, Tag2,
+          is_convertible<Category, Tag3>, Tag3,
+          is_convertible<Category, Tag4>, Tag4,
+          is_convertible<Category, Tag5>, Tag5,
+          is_convertible<Category, Tag6>, Tag6
+      >
+    { };
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED

boost/boost/iostreams/detail/double_object.hpp

@@ -0,0 +1,113 @@
+// (C) Copyright Jonathan Turkanis 2004
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Contains the definition of the class template 
+// boost::iostreams::detail::double_object, which is similar to compressed pair
+// except that both members of the pair have the same type, and 
+// compression occurs only if requested using a boolean template
+// parameter.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_DOUBLE_OBJECT_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_DOUBLE_OBJECT_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <algorithm>              // swap.
+#include <boost/detail/workaround.hpp>
+#include <boost/mpl/if.hpp>
+#if BOOST_WORKAROUND(__MWERKS__, > 0x3003)
+# include <msl_utility>
+#else
+# include <boost/call_traits.hpp>
+#endif
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename T>
+class single_object_holder {
+public:
+#if BOOST_WORKAROUND(__MWERKS__, > 0x3003)
+    typedef Metrowerks::call_traits<T>             traits_type;
+#else
+    typedef boost::call_traits<T>                  traits_type;
+#endif
+    typedef typename traits_type::param_type       param_type;
+    typedef typename traits_type::reference        reference;
+    typedef typename traits_type::const_reference  const_reference;
+    single_object_holder() { }
+    single_object_holder(param_type t) : first_(t) { }
+    reference first() { return first_; }
+    const_reference first() const { return first_; }
+    reference second() { return first_; }
+    const_reference second() const { return first_; }
+    void swap(single_object_holder& o)
+    { std::swap(first_, o.first_); }
+private:
+    T first_;
+};
+
+template<typename T>
+struct double_object_holder {
+public:
+#if BOOST_WORKAROUND(__MWERKS__, > 0x3003)
+    typedef Metrowerks::call_traits<T>             traits_type;
+#else
+    typedef boost::call_traits<T>                  traits_type;
+#endif
+    typedef typename traits_type::param_type       param_type;
+    typedef typename traits_type::reference        reference;
+    typedef typename traits_type::const_reference  const_reference;
+    double_object_holder() { }
+    double_object_holder(param_type t1, param_type t2)
+        : first_(t1), second_(t2) { }
+    reference first() { return first_; }
+    const_reference first() const { return first_; }
+    reference second() { return second_; }
+    const_reference second() const { return second_; }
+    void swap(double_object_holder& d)
+    { 
+        std::swap(first_, d.first_); 
+        std::swap(second_, d.second_); 
+    }
+private:
+    T first_, second_;
+};
+
+template<typename T, typename IsDouble>
+class double_object 
+    : public mpl::if_<
+                 IsDouble, 
+                 double_object_holder<T>, 
+                 single_object_holder<T>
+             >::type
+{
+private:
+    typedef typename 
+            mpl::if_<
+                IsDouble, 
+                double_object_holder<T>, 
+                single_object_holder<T>
+            >::type                                base_type;
+public:
+#if BOOST_WORKAROUND(__MWERKS__, > 0x3003)
+    typedef Metrowerks::call_traits<T>             traits_type;
+#else
+    typedef boost::call_traits<T>                  traits_type;
+#endif
+    typedef typename traits_type::param_type       param_type;
+    typedef typename traits_type::reference        reference;
+    typedef typename traits_type::const_reference  const_reference;
+    double_object() : base_type() {}
+    double_object(param_type t1, param_type t2)
+        : base_type(t1, t2) { }
+    bool is_double() const { return IsDouble::value; }
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_DOUBLE_OBJECT_HPP_INCLUDED

boost/boost/iostreams/detail/enable_if_stream.hpp

@@ -0,0 +1,30 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_ENABLE_IF_STREAM_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_ENABLE_IF_STREAM_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/config.hpp>                // BOOST_NO_SFINAE.
+#include <boost/utility/enable_if.hpp>                  
+#include <boost/iostreams/traits_fwd.hpp>  // is_std_io.
+
+#ifndef BOOST_NO_SFINAE
+# define BOOST_IOSTREAMS_ENABLE_IF_STREAM(T) \
+    , typename boost::enable_if< boost::iostreams::is_std_io<T> >::type* = 0  \
+    /**/
+# define BOOST_IOSTREAMS_DISABLE_IF_STREAM(T) \
+    , typename boost::disable_if< boost::iostreams::is_std_io<T> >::type* = 0 \
+    /**/
+#else 
+# define BOOST_IOSTREAMS_ENABLE_IF_STREAM(T)
+# define BOOST_IOSTREAMS_DISABLE_IF_STREAM(T)
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_ENABLE_IF_STREAM_HPP_INCLUDED

boost/boost/iostreams/detail/error.hpp

@@ -0,0 +1,44 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_ERROR_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_ERROR_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+                 
+#include <boost/iostreams/detail/ios.hpp>  // failure.
+
+namespace boost { namespace iostreams { namespace detail {
+
+inline BOOST_IOSTREAMS_FAILURE cant_read() 
+{ return BOOST_IOSTREAMS_FAILURE("no read access"); }
+
+inline BOOST_IOSTREAMS_FAILURE cant_write() 
+{ return BOOST_IOSTREAMS_FAILURE("no write access"); }
+
+inline BOOST_IOSTREAMS_FAILURE cant_seek() 
+{ return BOOST_IOSTREAMS_FAILURE("no random access"); }
+
+inline BOOST_IOSTREAMS_FAILURE bad_read() 
+{ return BOOST_IOSTREAMS_FAILURE("bad read"); }
+
+inline BOOST_IOSTREAMS_FAILURE bad_putback() 
+{ return BOOST_IOSTREAMS_FAILURE("putback buffer full"); }
+
+inline BOOST_IOSTREAMS_FAILURE bad_write() 
+{ return BOOST_IOSTREAMS_FAILURE("bad write"); }
+
+inline BOOST_IOSTREAMS_FAILURE write_area_exhausted() 
+{ return BOOST_IOSTREAMS_FAILURE("write area exhausted"); }
+
+inline BOOST_IOSTREAMS_FAILURE bad_seek() 
+{ return BOOST_IOSTREAMS_FAILURE("bad seek"); }
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_ERROR_HPP_INCLUDED

boost/boost/iostreams/detail/forward.hpp

@@ -0,0 +1,101 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_FORWARD_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_FORWARD_HPP_INCLUDED   
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif                  
+ 
+#include <boost/config.hpp> // BOOST_MSVC
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/config/limits.hpp>
+#include <boost/iostreams/detail/push_params.hpp>
+#include <boost/preprocessor/arithmetic/dec.hpp>
+#include <boost/preprocessor/arithmetic/inc.hpp>
+#include <boost/preprocessor/punctuation/comma_if.hpp>
+#include <boost/preprocessor/repetition/enum_binary_params.hpp>
+#include <boost/preprocessor/repetition/enum_params.hpp>
+#include <boost/preprocessor/repetition/repeat_from_to.hpp>
+#include <boost/preprocessor/tuple/elem.hpp>
+
+//------Macros for defining forwarding constructors and open overloads--------//
+    
+//
+// Macro: BOOST_IOSTREAMS_DEFINE_FORWARDING_FUNCTIONS(mode, name, helper).
+// Description: Defines constructors and overloads of 'open' which construct
+//      a device using the given argument list and pass it to 'open_impl'. 
+//      Assumes that 'policy_type' is an alias for the device type.
+//      Not supported on Intel 7.1 and VC6.5.
+//
+#define BOOST_IOSTREAMS_FORWARD(class, impl, policy, params, args) \
+    class(const policy& t params()) \
+    { this->impl(::boost::iostreams::detail::wrap(t) args()); } \
+    class(policy& t params()) \
+    { this->impl(::boost::iostreams::detail::wrap(t) args()); } \
+    class(const ::boost::reference_wrapper<policy>& ref params()) \
+    { this->impl(ref args()); } \
+    void open(const policy& t params()) \
+    { this->impl(::boost::iostreams::detail::wrap(t) args()); } \
+    void open(policy& t params()) \
+    { this->impl(::boost::iostreams::detail::wrap(t) args()); } \
+    void open(const ::boost::reference_wrapper<policy>& ref params()) \
+    { this->impl(ref args()); } \
+    BOOST_PP_REPEAT_FROM_TO( \
+        1, BOOST_PP_INC(BOOST_IOSTREAMS_MAX_FORWARDING_ARITY), \
+        BOOST_IOSTREAMS_FORWARDING_CTOR, (class, impl, policy) \
+    ) \
+    BOOST_PP_REPEAT_FROM_TO( \
+        1, BOOST_PP_INC(BOOST_IOSTREAMS_MAX_FORWARDING_ARITY), \
+        BOOST_IOSTREAMS_FORWARDING_FN, (class, impl, policy) \
+    ) \
+    /**/
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+# define BOOST_IOSTREAMS_FORWARDING_CTOR_I(z, n, tuple) \
+    template< typename U100 BOOST_PP_COMMA_IF(BOOST_PP_DEC(n)) \
+              BOOST_PP_ENUM_PARAMS_Z(z, BOOST_PP_DEC(n), typename U) > \
+    BOOST_PP_TUPLE_ELEM(3, 0, tuple) \
+    ( U100& u100 BOOST_PP_COMMA_IF(BOOST_PP_DEC(n)) \
+      BOOST_PP_ENUM_BINARY_PARAMS_Z(z, BOOST_PP_DEC(n), const U, &u)) \
+    { this->BOOST_PP_TUPLE_ELEM(3, 1, tuple) \
+      ( BOOST_PP_TUPLE_ELEM(3, 2, tuple) \
+        ( u100 BOOST_PP_COMMA_IF(BOOST_PP_DEC(n)) \
+          BOOST_PP_ENUM_PARAMS_Z(z, BOOST_PP_DEC(n), u)) ); } \
+    /**/
+# define BOOST_IOSTREAMS_FORWARDING_FN_I(z, n, tuple) \
+    template< typename U100 BOOST_PP_COMMA_IF(BOOST_PP_DEC(n)) \
+              BOOST_PP_ENUM_PARAMS_Z(z, BOOST_PP_DEC(n), typename U) > \
+    void open \
+    ( U100& u100 BOOST_PP_COMMA_IF(BOOST_PP_DEC(n)) \
+      BOOST_PP_ENUM_BINARY_PARAMS_Z(z, BOOST_PP_DEC(n), const U, &u)) \
+    { this->BOOST_PP_TUPLE_ELEM(3, 1, tuple) \
+      ( u100 BOOST_PP_COMMA_IF(BOOST_PP_DEC(n)) \
+        BOOST_PP_ENUM_PARAMS_Z(z, BOOST_PP_DEC(n), u) ); } \
+    /**/
+#else
+# define BOOST_IOSTREAMS_FORWARDING_CTOR_I(z, n, tuple)
+# define BOOST_IOSTREAMS_FORWARDING_FN_I(z, n, tuple)
+#endif
+#define BOOST_IOSTREAMS_FORWARDING_CTOR(z, n, tuple) \
+    template<BOOST_PP_ENUM_PARAMS_Z(z, n, typename U)> \
+    BOOST_PP_TUPLE_ELEM(3, 0, tuple) \
+    (BOOST_PP_ENUM_BINARY_PARAMS_Z(z, n, const U, &u)) \
+    { this->BOOST_PP_TUPLE_ELEM(3, 1, tuple) \
+      ( BOOST_PP_TUPLE_ELEM(3, 2, tuple) \
+        (BOOST_PP_ENUM_PARAMS_Z(z, n, u)) ); } \
+    BOOST_IOSTREAMS_FORWARDING_CTOR_I(z, n, tuple) \
+    /**/
+#define BOOST_IOSTREAMS_FORWARDING_FN(z, n, tuple) \
+    template<BOOST_PP_ENUM_PARAMS_Z(z, n, typename U)> \
+    void open(BOOST_PP_ENUM_BINARY_PARAMS_Z(z, n, const U, &u)) \
+    { this->BOOST_PP_TUPLE_ELEM(3, 1, tuple) \
+      ( BOOST_PP_TUPLE_ELEM(3, 2, tuple) \
+        (BOOST_PP_ENUM_PARAMS_Z(z, n, u)) ); } \
+    BOOST_IOSTREAMS_FORWARDING_FN_I(z, n, tuple) \
+    /**/
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_FORWARD_HPP_INCLUDED

boost/boost/iostreams/detail/fstream.hpp

@@ -0,0 +1,32 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_FSTREAM_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_FSTREAM_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+                 
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# include <fstream>
+#else
+# include <fstream.h>
+#endif 
+
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# define BOOST_IOSTREAMS_BASIC_IFSTREAM(Ch, Tr) std::basic_ifstream<Ch, Tr>
+# define BOOST_IOSTREAMS_BASIC_OFSTREAM(Ch, Tr) std::basic_ofstream<Ch, Tr>
+# define BOOST_IOSTREAMS_BASIC_FSTREAM(Ch, Tr) std::basic_fstream<Ch, Tr>
+# define BOOST_IOSTREAMS_BASIC_FILEBUF(Ch) std::basic_filebuf<Ch>
+#else 
+# define BOOST_IOSTREAMS_BASIC_IFSTREAM(Ch, Tr) std::ifstream
+# define BOOST_IOSTREAMS_BASIC_OFSTREAM(Ch, Tr) std::ofstream
+# define BOOST_IOSTREAMS_BASIC_FILEBUF(Ch) std::filebuf
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_FSTREAM_HPP_INCLUDED

boost/boost/iostreams/detail/ios.hpp

@@ -0,0 +1,65 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_IOS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_IOS_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+                 
+#include <boost/config.hpp> // BOOST_MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# if !BOOST_WORKAROUND(__MWERKS__, <= 0x3003)
+#  include <ios>
+# else
+#  include <istream>
+#  include <ostream>
+# endif
+#else 
+# include <exception>
+# include <iosfwd>
+#endif 
+
+namespace boost { namespace iostreams { namespace detail {
+
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //--------------------------------//
+# define BOOST_IOSTREAMS_BASIC_IOS(ch, tr)  std::basic_ios< ch, tr >
+# if !BOOST_WORKAROUND(__MWERKS__, <= 0x3003) && \
+     !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && \
+     !BOOST_WORKAROUND(BOOST_MSVC, < 1300) \
+     /**/
+
+#define BOOST_IOS                std::ios
+#define BOOST_IOSTREAMS_FAILURE  std::ios::failure
+
+# else
+
+#define BOOST_IOS                std::ios_base
+#define BOOST_IOSTREAMS_FAILURE  std::ios_base::failure
+
+# endif
+#else // #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //-----------------------//
+
+#define BOOST_IOS                          std::ios
+#define BOOST_IOSTREAMS_BASIC_IOS(ch, tr)  std::ios
+#define BOOST_IOSTREAMS_FAILURE            boost::iostreams::detail::failure
+
+class failure : std::exception {    
+public:
+    explicit failure(const std::string& what_arg) : what_(what_arg) { }
+    const char* what() const { return what_.c_str(); }
+private:
+    std::string what_;
+};
+
+#endif // #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //----------------------//
+
+} } } // End namespace failure, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_IOS_HPP_INCLUDED

boost/boost/iostreams/detail/iostream.hpp

@@ -0,0 +1,33 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_IOSTREAM_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_IOSTREAM_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+                 
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# include <istream>
+# include <ostream>
+#else
+# include <iostream.h>
+#endif
+
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# define BOOST_IOSTREAMS_BASIC_ISTREAM(ch, tr) std::basic_istream< ch, tr >
+# define BOOST_IOSTREAMS_BASIC_OSTREAM(ch, tr) std::basic_ostream< ch, tr >
+# define BOOST_IOSTREAMS_BASIC_IOSTREAM(ch, tr) std::basic_iostream< ch, tr >
+#else
+# define BOOST_IOSTREAMS_BASIC_STREAMBUF(ch, tr) std::streambuf
+# define BOOST_IOSTREAMS_BASIC_ISTREAM(ch, tr) std::istream
+# define BOOST_IOSTREAMS_BASIC_OSTREAM(ch, tr) std::ostream
+# define BOOST_IOSTREAMS_BASIC_IOSTREAM(ch, tr) std::iostream
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_IOSTREAM_HPP_INCLUDED

boost/boost/iostreams/detail/is_dereferenceable.hpp

@@ -0,0 +1,84 @@
+// (C) Copyright David Abrahams 2004.
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_IS_DEREFERENCEABLE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_IS_DEREFERENCEABLE_HPP_INCLUDED
+
+# include <boost/type_traits/detail/bool_trait_def.hpp>
+# include <boost/type_traits/detail/template_arity_spec.hpp>
+# include <boost/type_traits/remove_cv.hpp>
+# include <boost/mpl/aux_/lambda_support.hpp>
+# include <boost/mpl/bool.hpp>
+# include <boost/detail/workaround.hpp>
+
+namespace boost { namespace iostreams { namespace detail { 
+
+// is_dereferenceable<T> metafunction
+//
+// Requires: Given x of type T&, if the expression *x is well-formed
+// it must have complete type; otherwise, it must neither be ambiguous
+// nor violate access.
+
+// This namespace ensures that ADL doesn't mess things up.
+namespace is_dereferenceable_
+{
+  // a type returned from operator* when no increment is found in the
+  // type's own namespace
+  struct tag {};
+  
+  // any soaks up implicit conversions and makes the following
+  // operator* less-preferred than any other such operator that
+  // might be found via ADL.
+  struct any { template <class T> any(T const&); };
+
+  // This is a last-resort operator* for when none other is found
+  tag operator*(any const&);
+
+# if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3202)) \
+    || BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
+#  define BOOST_comma(a,b) (a)
+# else 
+  // In case an operator++ is found that returns void, we'll use ++x,0
+  tag operator,(tag,int);  
+#  define BOOST_comma(a,b) (a,b)
+# endif 
+  
+  // two check overloads help us identify which operator++ was picked
+  char (& check(tag) )[2];
+  
+  template <class T>
+  char check(T const&);
+  
+  template <class T>
+  struct impl
+  {
+      static typename boost::remove_cv<T>::type& x;
+
+      BOOST_STATIC_CONSTANT(
+          bool
+        , value = sizeof(is_dereferenceable_::check(BOOST_comma(*x,0))) == 1
+      );
+  };
+}
+
+# undef BOOST_comma
+
+template<typename T> 
+struct is_dereferenceable 
+    BOOST_TT_AUX_BOOL_C_BASE(is_dereferenceable_::impl<T>::value)
+{ 
+    BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(is_dereferenceable_::impl<T>::value)
+    BOOST_MPL_AUX_LAMBDA_SUPPORT(1,is_dereferenceable,(T))
+};
+
+} } 
+
+BOOST_TT_AUX_TEMPLATE_ARITY_SPEC(1, ::boost::iostreams::detail::is_dereferenceable)
+
+} // End namespaces detail, iostreams, boost.
+
+#endif // BOOST_IOSTREAMS_DETAIL_IS_DEREFERENCEABLE_HPP_INCLUDED

boost/boost/iostreams/detail/is_iterator_range.hpp

@@ -0,0 +1,26 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_IS_ITERATOR_RANGE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_IS_ITERATOR_RANGE_HPP_INCLUDED       
+ 
+#include <boost/iostreams/detail/bool_trait_def.hpp>
+
+namespace boost { 
+
+// We avoid dependence on Boost.Range by using a forward declaration.
+template<typename Iterator>
+class iterator_range;
+    
+namespace iostreams {
+
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_iterator_range, boost::iterator_range, 1)
+
+} // End namespace iostreams.
+
+} // End namespace boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_IS_ITERATOR_RANGE_HPP_INCLUDED

boost/boost/iostreams/detail/optional.hpp

@@ -0,0 +1,113 @@
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Recent changes to Boost.Optional involving assigment broke Boost.Iostreams,
+// in a way which could be remedied only by relying on the deprecated reset
+// functions; with VC6, even reset didn't work. Until this problem is 
+// understood, Iostreams will use a private version of optional with a smart 
+// pointer interface.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_OPTIONAL_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_OPTIONAL_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <cassert>
+#include <boost/mpl/int.hpp>
+#include <boost/type_traits/aligned_storage.hpp>
+#include <boost/type_traits/alignment_of.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+
+// Taken from <boost/optional.hpp>.
+template<class T>
+class aligned_storage
+{
+    // Borland ICEs if unnamed unions are used for this!
+    union dummy_u
+    {
+        char data[ sizeof(T) ];
+        BOOST_DEDUCED_TYPENAME type_with_alignment<
+          ::boost::alignment_of<T>::value >::type aligner_;
+    } dummy_ ;
+
+  public:
+
+    void const* address() const { return &dummy_.data[0]; }
+    void      * address()       { return &dummy_.data[0]; }
+};
+
+template<typename T>
+class optional {
+public:
+    typedef T element_type;
+    optional() : initialized_(false) { }
+    optional(const T& t) : initialized_(false) { reset(t); }
+    ~optional() { reset(); }
+    T& operator*() 
+    { 
+        assert(initialized_);
+        return *static_cast<T*>(address()); 
+    }
+    const T& operator*() const
+    { 
+        assert(initialized_);
+        return *static_cast<const T*>(address()); 
+    }
+    T* operator->() 
+    { 
+        assert(initialized_);
+        return static_cast<T*>(address()); 
+    }
+    const T* operator->() const
+    { 
+        assert(initialized_);
+        return static_cast<const T*>(address()); 
+    }
+    T* get() 
+    { 
+        assert(initialized_);
+        return static_cast<T*>(address()); 
+    }
+    const T* get() const
+    { 
+        assert(initialized_);
+        return static_cast<const T*>(address()); 
+    }
+    void reset() 
+    {
+        if (initialized_) { 
+        #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) || \
+            BOOST_WORKAROUND(__IBMCPP__, BOOST_TESTED_AT(600)) \
+            /**/
+            T* t = static_cast<T*>(address());
+            t->~T();
+        #else
+            static_cast<T*>(address())->T::~T();
+        #endif
+            initialized_ = false;
+        }
+    }
+    void reset(const T& t) 
+    {
+        reset();
+        new (address()) T(t); 
+        initialized_ = true;
+    }
+private:
+    optional(const optional&);
+    optional& operator=(const optional&);
+    void* address() { return &storage_; }
+    const void* address() const { return &storage_; }
+    aligned_storage<T>  storage_;
+    bool                initialized_;
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_OPTIONAL_HPP_INCLUDED

boost/boost/iostreams/detail/push.hpp

@@ -0,0 +1,153 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_PUSH_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_PUSH_HPP_INCLUDED 
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif                    
+ 
+#include <boost/config.hpp> // BOOST_MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/adapter/range_adapter.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <boost/iostreams/detail/enable_if_stream.hpp>   
+#include <boost/iostreams/pipeline.hpp>   
+#include <boost/iostreams/detail/push_params.hpp>   
+#include <boost/iostreams/detail/resolve.hpp>
+#include <boost/mpl/bool.hpp>   
+#include <boost/preprocessor/cat.hpp> 
+#include <boost/preprocessor/control/iif.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+
+//
+// Macro: BOOST_IOSTREAMS_DEFINE_PUSH_CONSTRUCTOR(mode, name, helper).
+// Description: Defines overloads with name 'name' which forward to a function
+//      'helper' which takes a filter or devide by const reference.
+//
+#define BOOST_IOSTREAMS_DEFINE_PUSH_CONSTRUCTOR(name, mode, ch, helper) \
+    BOOST_IOSTREAMS_DEFINE_PUSH_IMPL(name, mode, ch, helper, 0, ?) \
+    /**/
+
+//
+// Macro: BOOST_IOSTREAMS_DEFINE_PUSH_CONSTRUCTOR(mode, name, helper).
+// Description: Defines constructors which forward to a function
+//      'helper' which takes a filter or device by const reference.
+//
+#define BOOST_IOSTREAMS_DEFINE_PUSH(name, mode, ch, helper) \
+    BOOST_IOSTREAMS_DEFINE_PUSH_IMPL(name, mode, ch, helper, 1, void) \
+    /**/
+
+//--------------------Definition of BOOST_IOSTREAMS_DEFINE_PUSH_IMPL----------//
+          
+#define BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, arg, helper, has_return) \
+    this->helper( ::boost::iostreams::detail::resolve<mode, ch>(arg) \
+                  BOOST_IOSTREAMS_PUSH_ARGS() ); \
+    /**/
+
+#if !BOOST_WORKAROUND(BOOST_MSVC, <= 1300) && \
+    !BOOST_WORKAROUND(__BORLANDC__, < 0x600) \
+    /**/
+# ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+#  define BOOST_IOSTREAMS_DEFINE_PUSH_IMPL(name, mode, ch, helper, has_return, result) \
+    template<typename CharType, typename TraitsType> \
+    BOOST_PP_IIF(has_return, result, explicit) \
+    name(::std::basic_streambuf<CharType, TraitsType>& sb BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, sb, helper, has_return); } \
+    template<typename CharType, typename TraitsType> \
+    BOOST_PP_IIF(has_return, result, explicit) \
+    name(::std::basic_istream<CharType, TraitsType>& is BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_STATIC_ASSERT((!is_convertible<mode, output>::value)); \
+      BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, is, helper, has_return); } \
+    template<typename CharType, typename TraitsType> \
+    BOOST_PP_IIF(has_return, result, explicit) \
+    name(::std::basic_ostream<CharType, TraitsType>& os BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_STATIC_ASSERT((!is_convertible<mode, input>::value)); \
+      BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, os, helper, has_return); } \
+    template<typename CharType, typename TraitsType> \
+    BOOST_PP_IIF(has_return, result, explicit) \
+    name(::std::basic_iostream<CharType, TraitsType>& io BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, io, helper, has_return); } \
+    template<typename Iter> \
+    BOOST_PP_IIF(has_return, result, explicit) \
+    name(const iterator_range<Iter>& rng BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_PP_EXPR_IF(has_return, return) \
+    this->helper( ::boost::iostreams::detail::range_adapter< \
+                      mode, iterator_range<Iter> \
+                  >(rng) \
+                  BOOST_IOSTREAMS_PUSH_ARGS() ); } \
+    template<typename Pipeline, typename Concept> \
+    BOOST_PP_IIF(has_return, result, explicit) \
+    name(const ::boost::iostreams::pipeline<Pipeline, Concept>& p) \
+    { p.push(*this); } \
+    template<typename T> \
+    BOOST_PP_IIF(has_return, result, explicit) \
+    name(const T& t BOOST_IOSTREAMS_PUSH_PARAMS() BOOST_IOSTREAMS_DISABLE_IF_STREAM(T)) \
+    { this->helper( ::boost::iostreams::detail::resolve<mode, ch>(t) \
+                    BOOST_IOSTREAMS_PUSH_ARGS() ); } \
+    /**/
+# else // # ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+#  define BOOST_IOSTREAMS_DEFINE_PUSH_IMPL(name, mode, ch, helper, has_return, result) \
+    BOOST_PP_IF(has_return, result, explicit) \
+    name(::std::streambuf& sb BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, sb, helper, has_return); } \
+    BOOST_PP_IF(has_return, result, explicit) \
+    name(::std::istream& is BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_STATIC_ASSERT((!is_convertible<mode, output>::value)); \
+      BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, is, helper, has_return); } \
+    BOOST_PP_IF(has_return, result, explicit) \
+    name(::std::ostream& os BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_STATIC_ASSERT((!is_convertible<mode, input>::value)); \
+      BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, os, helper, has_return); } \
+    BOOST_PP_IF(has_return, result, explicit) \
+    name(::std::iostream& io BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_IOSTREAMS_ADAPT_STREAM(mode, ch, io, helper, has_return); } \
+    template<typename Iter> \
+    BOOST_PP_IF(has_return, result, explicit) \
+    name(const iterator_range<Iter>& rng BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { BOOST_PP_EXPR_IF(has_return, return) \
+    this->helper( ::boost::iostreams::detail::range_adapter< \
+                      mode, iterator_range<Iter> \
+                  >(rng) \
+                  BOOST_IOSTREAMS_PUSH_ARGS() ); } \
+    template<typename Pipeline, typename Concept> \
+    BOOST_PP_IF(has_return, result, explicit) \
+    name(const ::boost::iostreams::pipeline<Pipeline, Concept>& p) \
+    { p.push(*this); } \
+    template<typename T> \
+    BOOST_PP_EXPR_IF(has_return, result) \
+    name(const T& t BOOST_IOSTREAMS_PUSH_PARAMS() BOOST_IOSTREAMS_DISABLE_IF_STREAM(T)) \
+    { this->helper( ::boost::iostreams::detail::resolve<mode, ch>(t) \
+                    BOOST_IOSTREAMS_PUSH_ARGS() ); } \
+    /**/
+# endif // # ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+#else // #if VC6, VC7.0, Borland 5.x
+# define BOOST_IOSTREAMS_DEFINE_PUSH_IMPL(name, mode, ch, helper, has_return, result) \
+    template<typename T> \
+    void BOOST_PP_CAT(name, _msvc_impl) \
+    ( ::boost::mpl::true_, const T& t BOOST_IOSTREAMS_PUSH_PARAMS() ) \
+    { t.push(*this); } \
+    template<typename T> \
+    void BOOST_PP_CAT(name, _msvc_impl) \
+    ( ::boost::mpl::false_, const T& t BOOST_IOSTREAMS_PUSH_PARAMS() ) \
+    { this->helper( ::boost::iostreams::detail::resolve<mode, ch>(t) \
+                    BOOST_IOSTREAMS_PUSH_ARGS() ); } \
+    template<typename T> \
+    BOOST_PP_IF(has_return, result, explicit) \
+    name(const T& t BOOST_IOSTREAMS_PUSH_PARAMS()) \
+    { \
+        this->BOOST_PP_CAT(name, _msvc_impl) \
+              ( ::boost::iostreams::detail::is_pipeline<T>(), \
+                t BOOST_IOSTREAMS_PUSH_ARGS() ); \
+    } \
+    /**/
+#endif // #if VC6, VC7.0, Borland 5.x
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_PUSH_HPP_INCLUDED

boost/boost/iostreams/detail/push_params.hpp

@@ -0,0 +1,20 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_PUSH_PARAMS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_PUSH_PARAMS_HPP_INCLUDED 
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif                    
+
+#define BOOST_IOSTREAMS_PUSH_PARAMS() \
+    , int buffer_size = -1 , int pback_size = -1 \
+    /**/
+
+#define BOOST_IOSTREAMS_PUSH_ARGS() , buffer_size, pback_size     
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_PUSH_PARAMS_HPP_INCLUDED

boost/boost/iostreams/detail/resolve.hpp

@@ -0,0 +1,229 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_RESOLVE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_RESOLVE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/config.hpp> // partial spec, put size_t in std.
+#include <cstddef>          // std::size_t.
+#include <boost/detail/is_incrementable.hpp>
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/adapter/mode_adapter.hpp>
+#include <boost/iostreams/detail/adapter/output_iterator_adapter.hpp>
+#include <boost/iostreams/detail/adapter/range_adapter.hpp>
+#include <boost/iostreams/detail/config/gcc.hpp>
+#include <boost/iostreams/detail/config/overload_resolution.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <boost/iostreams/detail/enable_if_stream.hpp>
+#include <boost/iostreams/detail/is_dereferenceable.hpp>
+#include <boost/iostreams/detail/is_iterator_range.hpp>
+#include <boost/iostreams/detail/select.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/device/array.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/mpl/and.hpp>
+#include <boost/mpl/bool.hpp> // true_.
+#include <boost/mpl/if.hpp>
+#include <boost/range/iterator_range.hpp>
+#include <boost/type_traits/is_array.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp> // VC7.1 C4224.
+
+namespace boost { namespace iostreams { namespace detail {
+
+//------------------Definition of resolve-------------------------------------//
+
+#ifndef BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION //-------------------------//
+
+template<typename Mode, typename Ch, typename T>
+struct resolve_traits {
+    typedef typename 
+            mpl::if_<
+                boost::detail::is_incrementable<T>,
+                output_iterator_adapter<Mode, Ch, T>,
+                const T&
+            >::type type;
+};
+
+# ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //-------------------------------//
+
+template<typename Mode, typename Ch, typename T>
+typename resolve_traits<Mode, Ch, T>::type
+resolve( const T& t 
+         BOOST_IOSTREAMS_DISABLE_IF_STREAM(T)
+
+         // I suspect that the compilers which require this workaround may
+         // be correct, but I'm not sure why :(
+         #if BOOST_WORKAROUND(BOOST_INTEL_CXX_VERSION, BOOST_TESTED_AT(810)) ||\
+             BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3205)) || \
+             BOOST_WORKAROUND(BOOST_IOSTREAMS_GCC, BOOST_TESTED_AT(400)) \
+             /**/
+         , typename disable_if< is_iterator_range<T> >::type* = 0
+         #endif
+         )
+{
+    typedef typename resolve_traits<Mode, Ch, T>::type return_type;
+    return return_type(t);
+}
+
+template<typename Mode, typename Ch, typename Tr>
+mode_adapter< Mode, std::basic_streambuf<Ch, Tr> > 
+resolve(std::basic_streambuf<Ch, Tr>& sb)
+{ return mode_adapter< Mode, std::basic_streambuf<Ch, Tr> >(wrap(sb)); }
+
+template<typename Mode, typename Ch, typename Tr>
+mode_adapter< Mode, std::basic_istream<Ch, Tr> > 
+resolve(std::basic_istream<Ch, Tr>& is)
+{ return mode_adapter< Mode, std::basic_istream<Ch, Tr> >(wrap(is)); }
+
+template<typename Mode, typename Ch, typename Tr>
+mode_adapter< Mode, std::basic_ostream<Ch, Tr> > 
+resolve(std::basic_ostream<Ch, Tr>& os)
+{ return mode_adapter< Mode, std::basic_ostream<Ch, Tr> >(wrap(os)); }
+
+template<typename Mode, typename Ch, typename Tr>
+mode_adapter< Mode, std::basic_iostream<Ch, Tr> > 
+resolve(std::basic_iostream<Ch, Tr>& io)
+{ return mode_adapter< Mode, std::basic_iostream<Ch, Tr> >(wrap(io)); }
+
+template<typename Mode, typename Ch, std::size_t N>
+array_adapter<Mode, Ch> resolve(Ch (&array)[N])
+{ return array_adapter<Mode, Ch>(array); }
+
+template<typename Mode, typename Ch, typename Iter>
+range_adapter< Mode, boost::iterator_range<Iter> > 
+resolve(const boost::iterator_range<Iter>& rng)
+{ return range_adapter< Mode, boost::iterator_range<Iter> >(rng); }
+
+# else // # ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //---------------------//
+
+template<typename Mode, typename Ch, typename T>
+typename resolve_traits<Mode, Ch, T>::type
+resolve( const T& t 
+         BOOST_IOSTREAMS_DISABLE_IF_STREAM(T)
+         #if defined(__GNUC__)
+         , typename disable_if< is_iterator_range<T> >::type* = 0
+         #endif
+         )
+{
+    typedef typename resolve_traits<Mode, Ch, T>::type return_type;
+    return return_type(t);
+}
+
+template<typename Mode, typename Ch>
+mode_adapter<Mode, std::streambuf> 
+resolve(std::streambuf& sb) 
+{ return mode_adapter<Mode, std::streambuf>(wrap(sb)); }
+
+template<typename Mode, typename Ch>
+mode_adapter<Mode, std::istream> 
+resolve(std::istream& is)
+{ return mode_adapter<Mode, std::istream>(wrap(is)); }
+
+template<typename Mode, typename Ch>
+mode_adapter<Mode, std::ostream> 
+resolve(std::ostream& os)
+{ return mode_adapter<Mode, std::ostream>(wrap(os)); }
+
+template<typename Mode, typename Ch>
+mode_adapter<Mode, std::iostream> 
+resolve(std::iostream& io)
+{ return mode_adapter<Mode, std::iostream>(wrap(io)); }
+
+template<typename Mode, typename Ch, std::size_t N>
+array_adapter<Mode, Ch> resolve(Ch (&array)[N])
+{ return array_adapter<Mode, Ch>(array); }
+
+template<typename Mode, typename Ch, typename Iter>
+range_adapter< Mode, boost::iterator_range<Iter> > 
+resolve(const boost::iterator_range<Iter>& rng)
+{ return range_adapter< Mode, boost::iterator_range<Iter> >(rng); }
+
+# endif // # ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //--------------------//
+#else // #ifndef BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION //----------------//
+
+template<typename Mode, typename Ch, typename T>
+struct resolve_traits {
+    // Note: test for is_iterator_range must come before test for output
+    // iterator.
+    typedef typename 
+            iostreams::select<  // Disambiguation for Tru64.
+                is_std_io<T>,
+                mode_adapter<Mode, T>,
+                is_iterator_range<T>,
+                range_adapter<Mode, T>,
+                is_dereferenceable<T>,
+                output_iterator_adapter<Mode, Ch, T>,
+                is_array<T>,
+                array_adapter<Mode, T>,
+                else_,
+                #if !BOOST_WORKAROUND(__BORLANDC__, < 0x600)
+                    const T&
+                #else
+                    T
+                #endif
+            >::type type;
+};
+
+template<typename Mode, typename Ch, typename T>
+typename resolve_traits<Mode, Ch, T>::type 
+resolve(const T& t, mpl::true_)
+{   // Bad overload resolution.
+    typedef typename resolve_traits<Mode, Ch, T>::type return_type;
+    return return_type(wrap(const_cast<T&>(t)));
+}
+
+template<typename Mode, typename Ch, typename T>
+typename resolve_traits<Mode, Ch, T>::type 
+resolve(const T& t, mpl::false_)
+{ 
+    typedef typename resolve_traits<Mode, Ch, T>::type return_type;
+    return return_type(t);
+}
+
+template<typename Mode, typename Ch, typename T>
+typename resolve_traits<Mode, Ch, T>::type 
+resolve(const T& t BOOST_IOSTREAMS_DISABLE_IF_STREAM(T))
+{ return resolve<Mode, Ch>(t, is_std_io<T>()); }
+
+# if !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && \
+     !BOOST_WORKAROUND(BOOST_MSVC, <= 1300) && \
+     !defined(__GNUC__) // ---------------------------------------------------//
+
+template<typename Mode, typename Ch, typename T>
+typename resolve_traits<Mode, Ch, T>::type 
+resolve(T& t, mpl::true_)
+{ 
+    typedef typename resolve_traits<Mode, Ch, T>::type return_type;
+    return return_type(wrap(t));
+}
+
+template<typename Mode, typename Ch, typename T>
+typename resolve_traits<Mode, Ch, T>::type 
+resolve(T& t, mpl::false_)
+{ 
+    typedef typename resolve_traits<Mode, Ch, T>::type return_type;
+    return return_type(t);
+}
+
+template<typename Mode, typename Ch, typename T>
+typename resolve_traits<Mode, Ch, T>::type 
+resolve(T& t BOOST_IOSTREAMS_ENABLE_IF_STREAM(T))
+{ return resolve<Mode, Ch>(t, is_std_io<T>()); }
+
+# endif // Borland 5.x, VC6-7.0 or GCC 2.9x //--------------------------------//
+#endif // #ifndef BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION //---------------//
+
+} } } // End namespaces detail, iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp> // VC7.1 4224.
+
+#endif // BOOST_IOSTREAMS_DETAIL_RESOLVE_HPP_INCLUDED

boost/boost/iostreams/detail/select.hpp

@@ -0,0 +1,79 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Contains the metafunction select, which mimics the effect of a chain of
+// nested mpl if_'s.
+//
+// -----------------------------------------------------------------------------
+//
+// Usage:
+//      
+// typedef typename select<
+//                      case1,  type1,
+//                      case2,  type2,
+//                      ...
+//                      true_,  typen
+//                  >::type selection;
+//
+// Here case1, case2, ... are models of MPL::IntegralConstant with value type
+// bool, and n <= 10.
+
+#ifndef BOOST_IOSTREAMS_SELECT_HPP_INCLUDED
+#define BOOST_IOSTREAMS_SELECT_HPP_INCLUDED   
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif                  
+ 
+#include <boost/type_traits/is_base_and_derived.hpp>
+#include <boost/mpl/eval_if.hpp>
+#include <boost/mpl/identity.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/mpl/void.hpp>
+
+namespace boost { namespace iostreams { 
+
+typedef mpl::true_ else_;
+
+template< typename Case1 = mpl::true_,
+          typename Type1 = mpl::void_,
+          typename Case2 = mpl::true_,
+          typename Type2 = mpl::void_,
+          typename Case3 = mpl::true_,
+          typename Type3 = mpl::void_,
+          typename Case4 = mpl::true_,
+          typename Type4 = mpl::void_,
+          typename Case5 = mpl::true_,
+          typename Type5 = mpl::void_,
+          typename Case6 = mpl::true_,
+          typename Type6 = mpl::void_,
+          typename Case7 = mpl::true_,
+          typename Type7 = mpl::void_,
+          typename Case8 = mpl::true_,
+          typename Type8 = mpl::void_,
+          typename Case9 = mpl::true_,
+          typename Type9 = mpl::void_,
+          typename Case10 = mpl::true_,
+          typename Type10 = mpl::void_ >
+struct select {
+    typedef typename
+            mpl::eval_if<
+                Case1, mpl::identity<Type1>, mpl::eval_if<
+                Case2, mpl::identity<Type2>, mpl::eval_if<
+                Case3, mpl::identity<Type3>, mpl::eval_if<
+                Case4, mpl::identity<Type4>, mpl::eval_if<
+                Case5, mpl::identity<Type5>, mpl::eval_if<
+                Case6, mpl::identity<Type6>, mpl::eval_if<
+                Case7, mpl::identity<Type7>, mpl::eval_if<
+                Case8, mpl::identity<Type8>, mpl::eval_if<
+                Case9, mpl::identity<Type9>, mpl::if_<
+                Case10, Type10, mpl::void_ > > > > > > > > >
+            >::type type;
+};
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_SELECT_HPP_INCLUDED

boost/boost/iostreams/detail/select_by_size.hpp

@@ -0,0 +1,159 @@
+// (C) Copyright Jonathan Turkanis 2004.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+//
+// Intended as an alternative to type_traits::yes_type and type_traits::no_type.
+// Provides an arbitrary number of types (case_<0>, case_<1>, ...) for
+// determining the results of overload resultion using 'sizeof', plus a uniform
+// means of using the result. yes_type and no_type are typedefs for case_<1>
+// and case_<0>. A single case with negative argument, case_<-1>, is also 
+// provided, for convenience.
+//
+// This header may be included any number of times, with
+// BOOST_SELECT_BY_SIZE_MAX_CASE defined to be the largest N such that case_<N>
+// is needed for a particular application. It defaults to 20.
+//
+// This header depends only on Boost.Config and Boost.Preprocessor. Dependence
+// on Type Traits or MPL was intentionally avoided, to leave open the 
+// possibility that select_by_size could be used by these libraries.
+//
+// Example usage:
+//
+//    #define BOOST_SELECT_BY_SIZE_MAX_CASE 7   // (Needed when default was 2)
+//    #include <boost/utility/select_by_size.hpp>
+//
+//    using namespace boost::utility;
+//
+//    case_<0> helper(bool);
+//    case_<1> helper(int);
+//    case_<2> helper(unsigned);
+//    case_<3> helper(long);
+//    case_<4> helper(unsigned long);
+//    case_<5> helper(float);
+//    case_<6> helper(double);
+//    case_<7> helper(const char*);
+//
+//    struct test {
+//        static const int value =
+//            select_by_size< sizeof(helper(9876UL)) >::value;
+//        BOOST_STATIC_ASSERT(value == 4);
+//    };
+//
+// For compilers with integral constant expression problems, e.g. Borland 5.x,
+// one can also write
+//
+//    struct test {
+//        BOOST_SELECT_BY_SIZE(int, value, helper(9876UL));
+//    };
+//
+// to define a static integral constant 'value' equal to
+//
+//    select_by_size< sizeof(helper(9876UL)) >::value.
+//
+
+// Include guards surround all contents of this header except for explicit
+// specializations of select_by_size for case_<N> with N > 2.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_SELECT_BY_SIZE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_SELECT_BY_SIZE_HPP_INCLUDED
+
+// The lowest N for which select_by_size< sizeof(case_<N>) > has not been
+// specialized.
+#define SELECT_BY_SIZE_MAX_SPECIALIZED 20
+
+#include <boost/config.hpp>    // BOOST_STATIC_CONSTANT.
+#include <boost/preprocessor/cat.hpp>
+#include <boost/preprocessor/iteration/local.hpp>
+
+/* Alternative implementation using max_align. 
+
+#include <boost/type_traits/alignment_of.hpp>
+#include <boost/type_traits/type_with_alignment.hpp>
+
+namespace boost { namespace utility {
+
+template<int N>
+struct case_ { char c[(N + 1) * alignment_of<detail::max_align>::value]; };
+
+template<unsigned Size>
+struct select_by_size {
+    BOOST_STATIC_CONSTANT(int, value = 
+        (Size / alignment_of<detail::max_align>::value - 1));
+};
+
+} } // End namespaces utility, boost.
+
+*/              // End alternate implementation.
+
+namespace boost { namespace iostreams { namespace detail {
+
+//--------------Definition of case_-------------------------------------------//
+
+template<int N> struct case_ { char c1; case_<N - 1> c2; };
+template<> struct case_<-1> { char c; };
+typedef case_<true> yes_type;
+typedef case_<false> no_type;
+
+//--------------Declaration of select_by_size---------------------------------//
+
+template<unsigned Size> struct select_by_size;
+
+} } } // End namespaces detail, iostreams, boost.
+
+//--------------Definition of SELECT_BY_SIZE_SPEC-----------------------------//
+
+// Sepecializes select_by_size for sizeof(case<n-1>). The decrement is used
+// here because the preprocessor library doesn't handle negative integers.
+#define SELECT_BY_SIZE_SPEC(n) \
+    namespace boost { namespace iostreams { namespace detail { \
+      static const int BOOST_PP_CAT(sizeof_case_, n) = sizeof(case_<n - 1>); \
+      template<> \
+      struct select_by_size< BOOST_PP_CAT(sizeof_case_, n) > { \
+          struct type { BOOST_STATIC_CONSTANT(int, value = n - 1); }; \
+          BOOST_STATIC_CONSTANT(int, value = type::value); \
+      }; \
+    } } } \
+    /**/
+
+//--------------Default specializations of select_by_size---------------------//
+
+#define BOOST_PP_LOCAL_MACRO(n) SELECT_BY_SIZE_SPEC(n)
+#define BOOST_PP_LOCAL_LIMITS (0, 20)
+#include BOOST_PP_LOCAL_ITERATE()
+#undef BOOST_PP_LOCAL_MACRO
+
+//--------------Definition of SELECT_BY_SIZE----------------------------------//
+
+#define BOOST_SELECT_BY_SIZE(type_, name, expr) \
+    BOOST_STATIC_CONSTANT( \
+        unsigned, \
+        BOOST_PP_CAT(boost_select_by_size_temp_, name) = sizeof(expr) \
+    ); \
+    BOOST_STATIC_CONSTANT( \
+        type_, \
+        name = \
+            ( ::boost::iostreams::detail::select_by_size< \
+                BOOST_PP_CAT(boost_select_by_size_temp_, name) \
+              >::value ) \
+    ) \
+    /**/
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_SELECT_BY_SIZE_HPP_INCLUDED
+
+//----------Specializations of SELECT_BY_SIZE (outside main inclued guards)---//
+
+#if BOOST_SELECT_BY_SIZE_MAX_CASE > SELECT_BY_SIZE_MAX_SPECIALIZED
+
+#define BOOST_PP_LOCAL_MACRO(n) SELECT_BY_SIZE_SPEC(n)
+#define BOOST_PP_LOCAL_LIMITS \
+    (SELECT_BY_SIZE_MAX_SPECIALIZED, BOOST_SELECT_BY_SIZE_MAX_CASE) \
+    /**/
+#include BOOST_PP_LOCAL_ITERATE()
+#undef BOOST_PP_LOCAL_MACRO
+#undef SELECT_BY_SIZE_MAX_SPECIALIZED
+#define SELECT_BY_SIZE_MAX_SPECIALIZED BOOST_SELECT_BY_SIZE_MAX_CASE
+
+#endif

boost/boost/iostreams/detail/streambuf.hpp

@@ -0,0 +1,33 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_STREAMBUF_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_STREAMBUF_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+                 
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# include <streambuf>
+#else 
+# include <streambuf.h>
+#endif 
+
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+# define BOOST_IOSTREAMS_BASIC_STREAMBUF(ch, tr) std::basic_streambuf< ch, tr >
+# define BOOST_IOSTREAMS_PUBSYNC pubsync
+# define BOOST_IOSTREAMS_PUBSEEKOFF pubseekoff
+# define BOOST_IOSTREAMS_PUBSEEKPOS pubseekpos
+#else
+# define BOOST_IOSTREAMS_BASIC_STREAMBUF(ch, tr) std::streambuf
+# define BOOST_IOSTREAMS_PUBSYNC sync
+# define BOOST_IOSTREAMS_PUBSEEKOFF seekoff
+# define BOOST_IOSTREAMS_PUBSEEKPOS seekpos
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_STREAMBUF_HPP_INCLUDED

boost/boost/iostreams/detail/streambuf/chainbuf.hpp

@@ -0,0 +1,115 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_CHAINBUF_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_CHAINBUF_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif      
+
+#include <boost/config.hpp>                    // BOOST_MSVC, template friends.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/chain.hpp>
+#include <boost/iostreams/detail/access_control.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <boost/iostreams/detail/streambuf.hpp>
+#include <boost/iostreams/detail/streambuf/linked_streambuf.hpp>
+#include <boost/iostreams/detail/translate_int_type.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/noncopyable.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+
+//--------------Definition of chainbuf----------------------------------------//
+
+//
+// Template name: chainbuf.
+// Description: Stream buffer which operates by delegating to the first
+//      linked_streambuf in a chain.
+// Template paramters:
+//      Chain - The chain type.
+//
+template<typename Chain, typename Mode, typename Access>
+class chainbuf
+    : public BOOST_IOSTREAMS_BASIC_STREAMBUF(
+                 typename Chain::char_type,
+                 typename Chain::traits_type
+             ),
+      public access_control<typename Chain::client_type, Access>,
+      private noncopyable
+{
+private:
+    typedef access_control<chain_client<Chain>, Access>      client_type;
+public:
+    typedef typename Chain::char_type                        char_type;
+    BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(typename Chain::traits_type)
+protected:
+    typedef linked_streambuf<char_type, traits_type>         delegate_type;
+    chainbuf() { client_type::set_chain(&chain_); }
+    int_type underflow() 
+        { sentry t(this); return translate(delegate().underflow()); }
+    int_type pbackfail(int_type c)
+        { sentry t(this); return translate(delegate().pbackfail(c)); }
+    std::streamsize xsgetn(char_type* s, std::streamsize n)
+        { sentry t(this); return delegate().xsgetn(s, n); }
+    int_type overflow(int_type c)
+        { sentry t(this); return translate(delegate().overflow(c)); }
+    std::streamsize xsputn(const char_type* s, std::streamsize n)
+        { sentry t(this); return delegate().xsputn(s, n); }
+    int sync() { sentry t(this); return delegate().sync(); }
+    pos_type seekoff( off_type off, BOOST_IOS::seekdir way,
+                      BOOST_IOS::openmode which =
+                          BOOST_IOS::in | BOOST_IOS::out )
+        { sentry t(this); return delegate().seekoff(off, way, which); }
+    pos_type seekpos( pos_type sp,
+                      BOOST_IOS::openmode which =
+                          BOOST_IOS::in | BOOST_IOS::out )
+        { sentry t(this); return delegate().seekpos(sp, which); }
+protected:
+    typedef BOOST_IOSTREAMS_BASIC_STREAMBUF(
+                 typename Chain::char_type,
+                 typename Chain::traits_type
+             )                                               base_type;
+//#if !BOOST_WORKAROUND(__GNUC__, == 2)                                 
+//    BOOST_IOSTREAMS_USING_PROTECTED_STREAMBUF_MEMBERS(base_type)
+//#endif
+private:
+
+    // Translate from std int_type to chain's int_type.
+    typedef BOOST_IOSTREAMS_CHAR_TRAITS(char_type)           std_traits;
+    typedef typename Chain::traits_type                      chain_traits;
+    static typename chain_traits::int_type 
+    translate(typename std_traits::int_type c)
+        { return translate_int_type<std_traits, chain_traits>(c); }
+
+    delegate_type& delegate() 
+        { return static_cast<delegate_type&>(chain_.front()); }
+    void get_pointers()
+        {
+            this->setg(delegate().eback(), delegate().gptr(), delegate().egptr());
+            this->setp(delegate().pbase(), delegate().epptr());
+            this->pbump((int) (delegate().pptr() - delegate().pbase()));
+        }
+    void set_pointers()
+        {
+            delegate().setg(this->eback(), this->gptr(), this->egptr());
+            delegate().setp(this->pbase(), this->epptr());
+            delegate().pbump((int) (this->pptr() - this->pbase()));
+        }
+    struct sentry {
+        sentry(chainbuf<Chain, Mode, Access>* buf) : buf_(buf)
+            { buf_->set_pointers(); }
+        ~sentry() { buf_->get_pointers(); }
+        chainbuf<Chain, Mode, Access>* buf_;
+    };
+    friend struct sentry;
+    Chain chain_;
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CHAINBUF_HPP_INCLUDED

boost/boost/iostreams/detail/streambuf/direct_streambuf.hpp

@@ -0,0 +1,305 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_DIRECT_STREAMBUF_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_DIRECT_STREAMBUF_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <cassert>
+#include <cstddef>
+#include <typeinfo>
+#include <utility>                              // pair.
+#include <boost/config.hpp>                     // BOOST_DEDUCED_TYPENAME.
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <boost/iostreams/detail/ios.hpp>
+#include <boost/iostreams/detail/optional.hpp>
+#include <boost/iostreams/detail/streambuf.hpp>
+#include <boost/iostreams/detail/streambuf/linked_streambuf.hpp>
+#include <boost/iostreams/detail/error.hpp>
+#include <boost/iostreams/operations.hpp>
+#include <boost/iostreams/positioning.hpp>
+#include <boost/iostreams/traits.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp> // MSVC.
+
+namespace boost { namespace iostreams { 
+    
+namespace detail {
+
+template< typename T,
+          typename Tr = 
+              BOOST_IOSTREAMS_CHAR_TRAITS(
+                 BOOST_DEDUCED_TYPENAME char_type_of<T>::type 
+              ) >
+class direct_streambuf 
+    : public linked_streambuf<BOOST_DEDUCED_TYPENAME char_type_of<T>::type, Tr>
+{
+public:
+    typedef typename char_type_of<T>::type                char_type;
+    BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr)
+private:
+    typedef linked_streambuf<char_type, traits_type>      base_type;
+    typedef typename category_of<T>::type                 category;
+    typedef BOOST_IOSTREAMS_BASIC_STREAMBUF(
+                char_type, traits_type
+            )                                             streambuf_type;
+public: // stream needs access.
+    void open(const T& t, int buffer_size, int pback_size);
+    bool is_open() const;
+    void close();
+    bool auto_close() const { return auto_close_; }
+    void set_auto_close(bool close) { auto_close_ = close; }
+    bool strict_sync() { return true; }
+
+    // Declared in linked_streambuf.
+    T* component() { return storage_.get(); }
+protected:
+#if !BOOST_WORKAROUND(__GNUC__, == 2)
+    BOOST_IOSTREAMS_USING_PROTECTED_STREAMBUF_MEMBERS(base_type)
+#endif
+    direct_streambuf();
+
+    //--------------Virtual functions-----------------------------------------//
+
+    // Declared in linked_streambuf.
+    void close(BOOST_IOS::openmode m);
+    const std::type_info& component_type() const { return typeid(T); }
+    void* component_impl() { return component(); } 
+
+#ifdef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+    public:
+#endif
+
+    // Declared in basic_streambuf.
+    int_type underflow();
+    int_type pbackfail(int_type c);
+    int_type overflow(int_type c);
+    pos_type seekoff( off_type off, BOOST_IOS::seekdir way,
+                      BOOST_IOS::openmode which );
+    pos_type seekpos(pos_type sp, BOOST_IOS::openmode which);
+private:
+    pos_type seek_impl( stream_offset off, BOOST_IOS::seekdir way,
+                        BOOST_IOS::openmode which );
+    void init_input(any_tag) { }
+    void init_input(input);
+    void init_output(any_tag) { }
+    void init_output(output);
+    void init_get_area();
+    void init_put_area();
+    bool one_head() const;
+    bool two_head() const;
+    optional<T>  storage_;
+    char_type   *ibeg_, *iend_, *obeg_, *oend_;
+    bool         auto_close_;
+};
+                    
+//------------------Implementation of direct_streambuf------------------------//
+
+template<typename T, typename Tr>
+direct_streambuf<T, Tr>::direct_streambuf() 
+    : ibeg_(0), iend_(0), obeg_(0), oend_(0), auto_close_(true) 
+{ this->set_true_eof(true); }
+
+template<typename T, typename Tr>
+void direct_streambuf<T, Tr>::open(const T& t, int, int)
+{
+    storage_.reset(t);
+    init_input(category());
+    init_output(category());
+    setg(0, 0, 0);
+    setp(0, 0);
+}
+
+template<typename T, typename Tr>
+bool direct_streambuf<T, Tr>::is_open() const 
+{ return ibeg_ != 0 && !obeg_ != 0; }
+
+template<typename T, typename Tr>
+void direct_streambuf<T, Tr>::close() 
+{ 
+    using namespace std;
+    try { close(BOOST_IOS::in); } catch (std::exception&) { }
+    try { close(BOOST_IOS::out); } catch (std::exception&) { }
+    storage_.reset();
+}
+
+template<typename T, typename Tr>
+typename direct_streambuf<T, Tr>::int_type 
+direct_streambuf<T, Tr>::underflow()
+{
+    if (!ibeg_) 
+        throw cant_read();
+    if (!gptr()) 
+        init_get_area();
+    return gptr() != iend_ ? 
+        traits_type::to_int_type(*gptr()) : 
+        traits_type::eof();
+}
+
+template<typename T, typename Tr>
+typename direct_streambuf<T, Tr>::int_type 
+direct_streambuf<T, Tr>::pbackfail(int_type c)
+{
+    using namespace std;
+    if (!ibeg_) 
+        throw cant_read();
+    if (gptr() != 0 && gptr() != ibeg_) {
+        gbump(-1);
+        if (!traits_type::eq_int_type(c, traits_type::eof()))
+            *gptr() = traits_type::to_char_type(c);
+        return traits_type::not_eof(c);
+    }
+    throw bad_putback();
+}
+
+template<typename T, typename Tr>
+typename direct_streambuf<T, Tr>::int_type 
+direct_streambuf<T, Tr>::overflow(int_type c)
+{
+    using namespace std;
+    if (!obeg_) throw BOOST_IOSTREAMS_FAILURE("no write access");
+    if (!pptr()) init_put_area();
+    if (!traits_type::eq_int_type(c, traits_type::eof())) {
+        if (pptr() == oend_)
+            throw BOOST_IOSTREAMS_FAILURE("write area exhausted");
+        *pptr() = traits_type::to_char_type(c);
+        pbump(1);
+        return c;
+    }
+    return traits_type::not_eof(c);
+}
+
+template<typename T, typename Tr>
+inline typename direct_streambuf<T, Tr>::pos_type
+direct_streambuf<T, Tr>::seekoff
+    (off_type off, BOOST_IOS::seekdir way, BOOST_IOS::openmode which)
+{ return seek_impl(off, way, which); }
+
+template<typename T, typename Tr>
+inline typename direct_streambuf<T, Tr>::pos_type
+direct_streambuf<T, Tr>::seekpos
+    (pos_type sp, BOOST_IOS::openmode)
+{ 
+    return seek_impl( position_to_offset(sp), BOOST_IOS::beg, 
+                      BOOST_IOS::in | BOOST_IOS::out );
+}
+
+template<typename T, typename Tr>
+void direct_streambuf<T, Tr>::close(BOOST_IOS::openmode which)
+{
+    if (which == BOOST_IOS::in && ibeg_ != 0) {
+        setg(0, 0, 0);
+        ibeg_ = iend_ = 0;
+    }
+    if (which == BOOST_IOS::out && obeg_ != 0) {
+        sync();
+        setp(0, 0);
+        obeg_ = oend_ = 0;
+    }
+    boost::iostreams::close(*storage_, which);
+}
+
+template<typename T, typename Tr>
+typename direct_streambuf<T, Tr>::pos_type direct_streambuf<T, Tr>::seek_impl
+    (stream_offset off, BOOST_IOS::seekdir way, BOOST_IOS::openmode which)
+{
+    using namespace std;
+    BOOST_IOS::openmode both = BOOST_IOS::in | BOOST_IOS::out;
+    if (two_head() && (which & both) == both)
+        throw bad_seek();
+    stream_offset result = -1;
+    bool one = one_head();
+    if (one && (pptr() != 0 || gptr()== 0))
+        init_get_area(); // Switch to input mode, for code reuse.
+    if (one || (which & BOOST_IOS::in) != 0 && ibeg_ != 0) {
+        if (!gptr()) setg(ibeg_, ibeg_, iend_);
+        ptrdiff_t next = 0;
+        switch (way) {
+        case BOOST_IOS::beg: next = off; break;
+        case BOOST_IOS::cur: next = (gptr() - ibeg_) + off; break;
+        case BOOST_IOS::end: next = (iend_ - ibeg_) + off; break;
+        default: assert(0);
+        }
+        if (next < 0 || next > (iend_ - ibeg_))
+            throw bad_seek();
+        setg(ibeg_, ibeg_ + next, iend_);
+        result = next;
+    }
+    if (!one && (which & BOOST_IOS::out) != 0 && obeg_ != 0) {
+        if (!pptr()) setp(obeg_, oend_);
+        ptrdiff_t next = 0;
+        switch (way) {
+        case BOOST_IOS::beg: next = off; break;
+        case BOOST_IOS::cur: next = (pptr() - obeg_) + off; break;
+        case BOOST_IOS::end: next = (oend_ - obeg_) + off; break;
+        default: assert(0);
+        }
+        if (next < 0 || next > (oend_ - obeg_))
+            throw bad_seek();
+        pbump(static_cast<int>(next - (pptr() - obeg_)));
+        result = next;
+    }
+    return offset_to_position(result);
+}
+
+template<typename T, typename Tr>
+void direct_streambuf<T, Tr>::init_input(input)
+{
+    std::pair<char_type*, char_type*> p = input_sequence(*storage_);
+    ibeg_ = p.first;
+    iend_ = p.second;
+}
+
+template<typename T, typename Tr>
+void direct_streambuf<T, Tr>::init_output(output)
+{
+    std::pair<char_type*, char_type*> p = output_sequence(*storage_);
+    obeg_ = p.first;
+    oend_ = p.second;
+}
+
+template<typename T, typename Tr>
+void direct_streambuf<T, Tr>::init_get_area()
+{
+    setg(ibeg_, ibeg_, iend_);
+    if (one_head() && pptr()) {
+        gbump(static_cast<int>(pptr() - obeg_));
+        setp(0, 0);
+    }
+}
+
+template<typename T, typename Tr>
+void direct_streambuf<T, Tr>::init_put_area()
+{
+    setp(obeg_, oend_);
+    if (one_head() && gptr()) {
+        pbump(static_cast<int>(gptr() - ibeg_));
+        setg(0, 0, 0);
+    }
+}
+
+template<typename T, typename Tr>
+inline bool direct_streambuf<T, Tr>::one_head() const
+{ return ibeg_ && obeg_ && ibeg_ == obeg_; }
+
+template<typename T, typename Tr>
+inline bool direct_streambuf<T, Tr>::two_head() const
+{ return ibeg_ && obeg_ && ibeg_ != obeg_; }
+
+//----------------------------------------------------------------------------//
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp> // MSVC
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_DIRECT_STREAMBUF_HPP_INCLUDED

boost/boost/iostreams/detail/streambuf/indirect_streambuf.hpp

@@ -0,0 +1,423 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// This material is heavily indebted to the discussion and code samples in
+// A. Langer and K. Kreft, "Standard C++ IOStreams and Locales",
+// Addison-Wesley, 2000, pp. 228-43.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_INDIRECT_STREAMBUF_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_INDIRECT_STREAMBUF_HPP_INCLUDED
+
+#include <algorithm>                             // min, max.
+#include <cassert>
+#include <exception>
+#include <typeinfo>
+#include <boost/config.hpp>                      // Member template friends.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/constants.hpp>
+#include <boost/iostreams/detail/adapter/concept_adapter.hpp>
+#include <boost/iostreams/detail/buffer.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <boost/iostreams/detail/double_object.hpp> 
+#include <boost/iostreams/detail/ios.hpp>
+#include <boost/iostreams/detail/optional.hpp>
+#include <boost/iostreams/detail/push.hpp>
+#include <boost/iostreams/detail/streambuf/linked_streambuf.hpp>
+#include <boost/iostreams/operations.hpp>
+#include <boost/iostreams/positioning.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/iostreams/operations.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>  // MSVC, BCC 5.x
+
+namespace boost { namespace iostreams { namespace detail {
+
+//
+// Description: The implementation of basic_streambuf used by chains.
+//
+template<typename T, typename Tr, typename Alloc, typename Mode>
+class indirect_streambuf
+    : public linked_streambuf<BOOST_DEDUCED_TYPENAME char_type_of<T>::type, Tr>
+{
+public:
+    typedef typename char_type_of<T>::type                    char_type;
+    BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr)
+private:
+    typedef typename category_of<T>::type                     category;
+    typedef concept_adapter<T>                                wrapper;
+    typedef detail::basic_buffer<char_type, Alloc>            buffer_type;
+    typedef indirect_streambuf<T, Tr, Alloc, Mode>            my_type;
+    typedef detail::linked_streambuf<char_type, traits_type>  base_type;
+    typedef linked_streambuf<char_type, Tr>                   streambuf_type;
+public:
+    indirect_streambuf();
+
+    void open(const T& t BOOST_IOSTREAMS_PUSH_PARAMS());
+    bool is_open() const;
+    void close();
+    bool auto_close() const;
+    void set_auto_close(bool close);
+    bool strict_sync();
+
+    // Declared in linked_streambuf.
+    T* component() { return &*obj(); }
+protected:
+#if !BOOST_WORKAROUND(__GNUC__, == 2)
+    BOOST_IOSTREAMS_USING_PROTECTED_STREAMBUF_MEMBERS(base_type)
+#endif
+
+    //----------virtual functions---------------------------------------------//
+
+#ifndef BOOST_IOSTREAMS_NO_LOCALE
+    void imbue(const std::locale& loc);
+#endif
+#ifdef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+    public:
+#endif
+    int_type underflow();
+    int_type pbackfail(int_type c);
+    int_type overflow(int_type c);
+    int sync();
+    pos_type seekoff( off_type off, BOOST_IOS::seekdir way,
+                      BOOST_IOS::openmode which );
+    pos_type seekpos(pos_type sp, BOOST_IOS::openmode which);
+
+    // Declared in linked_streambuf.
+    void set_next(streambuf_type* next);
+    void close(BOOST_IOS::openmode m);
+    const std::type_info& component_type() const { return typeid(T); }
+    void* component_impl() { return component(); }
+private:
+
+    //----------Accessor functions--------------------------------------------//
+
+    wrapper& obj() { return *storage_; }
+    streambuf_type* next() const { return next_; }
+    buffer_type& in() { return buffer_.first(); }
+    buffer_type& out() { return buffer_.second(); }
+    bool can_read() const { return is_convertible<Mode, input>::value; }
+    bool can_write() const { return is_convertible<Mode, output>::value; }
+    bool output_buffered() const { return (flags_ & f_output_buffered) != 0; }
+    bool shared_buffer() const { return is_convertible<Mode, seekable>::value; }
+    void set_flags(int f) { flags_ = f; }
+
+    //----------State changing functions--------------------------------------//
+
+    virtual void init_get_area();
+    virtual void init_put_area();
+
+    //----------Utility function----------------------------------------------//
+
+    pos_type seek_impl( stream_offset off, BOOST_IOS::seekdir way,
+                        BOOST_IOS::openmode which );
+    void sync_impl();
+    void close_impl(BOOST_IOS::openmode);
+
+    enum flag_type {
+        f_open             = 1,
+        f_input_closed     = f_open << 1,
+        f_output_closed    = f_input_closed << 1,
+        f_output_buffered  = f_output_closed << 1,
+        f_auto_close       = f_output_buffered << 1
+    };
+
+    optional<wrapper>           storage_;
+    streambuf_type*             next_;
+    double_object<
+        buffer_type,
+        is_convertible<
+            Mode,
+            two_sequence
+        >
+    >                           buffer_;
+    std::streamsize             pback_size_;
+    int                         flags_;
+};
+
+//--------------Implementation of indirect_streambuf--------------------------//
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+indirect_streambuf<T, Tr, Alloc, Mode>::indirect_streambuf()
+    : next_(0), pback_size_(0), flags_(f_auto_close) { }
+
+//--------------Implementation of open, is_open and close---------------------//
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+void indirect_streambuf<T, Tr, Alloc, Mode>::open
+    (const T& t, int buffer_size, int pback_size)
+{
+    using namespace std;
+
+    // Normalize buffer sizes.
+    buffer_size =
+        (buffer_size != -1) ?
+        buffer_size :
+        iostreams::optimal_buffer_size(t);
+    pback_size =
+        (pback_size != -1) ?
+        pback_size :
+        default_pback_buffer_size;
+
+    // Construct input buffer.
+    if (can_read()) {
+        pback_size_ = (std::max)(2, pback_size); // STLPort needs 2.
+        streamsize size =
+            pback_size_ +
+            ( buffer_size ? buffer_size: 1 );
+        in().resize(size);
+        if (!shared_buffer())
+            init_get_area();
+    }
+
+    // Construct output buffer.
+    if (can_write() && !shared_buffer()) {
+        if (buffer_size != 0)
+            out().resize(buffer_size);
+        init_put_area();
+    }
+
+    storage_.reset(wrapper(t));
+    flags_ |= f_open;
+    if (can_write() && buffer_size > 1)
+        flags_ |= f_output_buffered;
+    this->set_true_eof(false);
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+inline bool indirect_streambuf<T, Tr, Alloc, Mode>::is_open() const
+{ return (flags_ & f_open) != 0; }
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+void indirect_streambuf<T, Tr, Alloc, Mode>::close()
+{
+    using namespace std;
+    try { close(BOOST_IOS::in); } catch (std::exception&) { }
+    try { close(BOOST_IOS::out); } catch (std::exception&) { }
+    storage_.reset();
+    flags_ = 0;
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+bool indirect_streambuf<T, Tr, Alloc, Mode>::auto_close() const
+{ return (flags_ & f_auto_close) != 0; }
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+void indirect_streambuf<T, Tr, Alloc, Mode>::set_auto_close(bool close)
+{ flags_ = (flags_ & ~f_auto_close) | (close ? f_auto_close : 0); }
+
+//--------------Implementation virtual functions------------------------------//
+
+#ifndef BOOST_IOSTREAMS_NO_LOCALE
+template<typename T, typename Tr, typename Alloc, typename Mode>
+void indirect_streambuf<T, Tr, Alloc, Mode>::imbue(const std::locale& loc)
+{
+    if (is_open()) {
+        obj().imbue(loc);
+        if (next_)
+            next_->pubimbue(loc);
+    }
+}
+#endif
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+typename indirect_streambuf<T, Tr, Alloc, Mode>::int_type
+indirect_streambuf<T, Tr, Alloc, Mode>::underflow()
+{
+    using namespace std;
+    if (!gptr()) init_get_area();
+    buffer_type& buf = in();
+    if (gptr() < egptr()) return traits_type::to_int_type(*gptr());
+
+    // Fill putback buffer.
+    streamsize keep = (std::min)( static_cast<streamsize>(gptr() - eback()),
+                                  pback_size_ );
+    if (keep)
+        traits_type::move( buf.data() + (pback_size_ - keep),
+                           gptr() - keep, keep );
+
+    // Set pointers to reasonable values in case read throws.
+    setg( buf.data() + pback_size_ - keep,
+          buf.data() + pback_size_,
+          buf.data() + pback_size_ );
+
+    // Read from source.
+    streamsize chars =
+        obj().read(buf.data() + pback_size_, buf.size() - pback_size_, next_);
+    if (chars == -1) {
+        this->set_true_eof(true);
+        chars = 0;
+    }
+    setg(eback(), gptr(), buf.data() + pback_size_ + chars);
+    return chars != 0 ?
+        traits_type::to_int_type(*gptr()) :
+        traits_type::eof();
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+typename indirect_streambuf<T, Tr, Alloc, Mode>::int_type
+indirect_streambuf<T, Tr, Alloc, Mode>::pbackfail(int_type c)
+{
+    if (gptr() != eback()) {
+        gbump(-1);
+        if (!traits_type::eq_int_type(c, traits_type::eof()))
+            *gptr() = traits_type::to_char_type(c);
+        return traits_type::not_eof(c);
+    } else {
+        throw bad_putback();
+    }
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+typename indirect_streambuf<T, Tr, Alloc, Mode>::int_type
+indirect_streambuf<T, Tr, Alloc, Mode>::overflow(int_type c)
+{
+    if ( output_buffered() && pptr() == 0 ||
+         shared_buffer() && gptr() != 0 )
+    {
+        init_put_area();
+    }
+    if (!traits_type::eq_int_type(c, traits_type::eof())) {
+        if (output_buffered()) {
+            if (pptr() == epptr()) {
+                sync_impl();
+                if (pptr() == epptr())
+                    return traits_type::eof();
+            }
+            *pptr() = traits_type::to_char_type(c);
+            pbump(1);
+        } else {
+            char_type d = traits_type::to_char_type(c);
+            if (obj().write(&d, 1, next_) != 1)
+                return traits_type::eof();
+        }
+    }
+    return traits_type::not_eof(c);
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+int indirect_streambuf<T, Tr, Alloc, Mode>::sync()
+{
+    try { // sync() is no-throw.
+        sync_impl();
+        obj().flush(next_);
+        return 0;
+    } catch (std::exception&) { return -1; }
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+bool indirect_streambuf<T, Tr, Alloc, Mode>::strict_sync()
+{
+    try { // sync() is no-throw.
+        sync_impl();
+        return obj().flush(next_);
+    } catch (std::exception&) { return false; }
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+inline typename indirect_streambuf<T, Tr, Alloc, Mode>::pos_type
+indirect_streambuf<T, Tr, Alloc, Mode>::seekoff
+    (off_type off, BOOST_IOS::seekdir way, BOOST_IOS::openmode which)
+{ return seek_impl(off, way, which); }
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+inline typename indirect_streambuf<T, Tr, Alloc, Mode>::pos_type
+indirect_streambuf<T, Tr, Alloc, Mode>::seekpos
+    (pos_type sp, BOOST_IOS::openmode)
+{ 
+    return seek_impl( position_to_offset(sp), BOOST_IOS::beg, 
+                      BOOST_IOS::in | BOOST_IOS::out ); 
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+typename indirect_streambuf<T, Tr, Alloc, Mode>::pos_type
+indirect_streambuf<T, Tr, Alloc, Mode>::seek_impl
+    (stream_offset off, BOOST_IOS::seekdir way, BOOST_IOS::openmode which)
+{
+    if (pptr() != 0) 
+        this->BOOST_IOSTREAMS_PUBSYNC(); // sync() confuses VisualAge 6.
+    if (way == BOOST_IOS::cur && gptr())
+        off -= static_cast<off_type>(egptr() - gptr());
+    setg(0, 0, 0);
+    setp(0, 0);
+    return obj().seek(off, way, which, next_);
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+inline void indirect_streambuf<T, Tr, Alloc, Mode>::set_next
+    (streambuf_type* next)
+{ next_ = next; }
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+inline void indirect_streambuf<T, Tr, Alloc, Mode>::close
+    (BOOST_IOS::openmode which)
+{
+    close_impl(which);
+    try { obj().close(which, next_); } catch (std::exception&) { }
+}
+
+//----------State changing functions------------------------------------------//
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+inline void indirect_streambuf<T, Tr, Alloc, Mode>::close_impl
+    (BOOST_IOS::openmode which)
+{
+    if (which == BOOST_IOS::in && (flags_ & f_input_closed) == 0) {
+        setg(0, 0, 0);
+        flags_ |= f_input_closed;
+    }
+    if (which == BOOST_IOS::out && (flags_ & f_output_closed) == 0) {
+        sync();
+        setp(0, 0);
+        flags_ |= f_output_closed;
+    }
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+void indirect_streambuf<T, Tr, Alloc, Mode>::sync_impl()
+{
+    std::streamsize avail, amt;
+    if ((avail = static_cast<std::streamsize>(pptr() - pbase())) > 0) {
+        if ((amt = obj().write(pbase(), avail, next())) == avail)
+            setp(out().begin(), out().end());
+        else {
+            const char_type* ptr = pptr();
+            setp(out().begin() + amt, out().end());
+            pbump(ptr - pptr());
+        }
+    }
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+void indirect_streambuf<T, Tr, Alloc, Mode>::init_get_area()
+{
+    if (shared_buffer() && pptr() != 0) {
+        sync_impl();
+        setp(0, 0);
+    }
+    setg(in().begin(), in().begin(), in().begin());
+}
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+void indirect_streambuf<T, Tr, Alloc, Mode>::init_put_area()
+{
+    using namespace std;
+    if (shared_buffer() && gptr() != 0)
+        setg(0, 0, 0);
+    if (output_buffered())
+        setp(out().begin(), out().end());
+    else
+        setp(0, 0);
+}
+
+//----------------------------------------------------------------------------//
+
+} } } // End namespaces detail, iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp> // MSVC, BCC 5.x
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_INDIRECT_STREAMBUF_HPP_INCLUDED

boost/boost/iostreams/detail/streambuf/linked_streambuf.hpp

@@ -0,0 +1,80 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_LINKED_STREAMBUF_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_LINKED_STREAMBUF_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <typeinfo>
+#include <boost/config.hpp>                        // member template friends.
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/ios.hpp>          // openmode.
+#include <boost/iostreams/detail/streambuf.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp> // MSVC.
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename Self, typename Ch, typename Tr, typename Alloc, typename Mode>
+class chain_base;
+
+template<typename Chain, typename Access, typename Mode> class chainbuf;
+
+#define BOOST_IOSTREAMS_USING_PROTECTED_STREAMBUF_MEMBERS(base) \
+    using base::eback; using base::gptr; using base::egptr; \
+    using base::setg; using base::gbump; using base::pbase; \
+    using base::pptr; using base::epptr; using base::setp; \
+    using base::pbump; using base::underflow; using base::pbackfail; \
+    using base::xsgetn; using base::overflow; using base::sputc; \
+    using base::xsputn; using base::sync; using base::seekoff; \
+    using base::seekpos; \
+    /**/
+
+template<typename Ch, typename Tr = BOOST_IOSTREAMS_CHAR_TRAITS(Ch) >
+class linked_streambuf : public BOOST_IOSTREAMS_BASIC_STREAMBUF(Ch, Tr) {
+protected:
+    linked_streambuf() : true_eof_(false) { }
+    void set_true_eof(bool eof) { true_eof_ = eof; }
+public:
+
+    // Should be called only after receiving an ordinary EOF indication,
+    // to confirm that it represents EOF rather than WOULD_BLOCK.
+    bool true_eof() const { return true_eof_; }
+protected:
+
+    //----------grant friendship to chain_base and chainbuf-------------------//
+
+#ifndef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
+    template< typename Self, typename ChT, typename TrT,
+              typename Alloc, typename Mode >
+    friend class chain_base;
+    template<typename Chain, typename Mode, typename Access>
+    friend class chainbuf;
+#else
+public:
+    typedef BOOST_IOSTREAMS_BASIC_STREAMBUF(Ch, Tr) base;
+    BOOST_IOSTREAMS_USING_PROTECTED_STREAMBUF_MEMBERS(base)
+#endif
+    virtual void set_next(linked_streambuf<Ch, Tr>* /* next */) { }
+    virtual void close(BOOST_IOS::openmode) = 0;
+    virtual bool auto_close() const = 0;
+    virtual void set_auto_close(bool) = 0;
+    virtual bool strict_sync() = 0;
+    virtual const std::type_info& component_type() const = 0;
+    virtual void* component_impl() = 0;
+private:
+    bool true_eof_;
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp> // MSVC.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_LINKED_STREAMBUF_HPP_INCLUDED

boost/boost/iostreams/detail/template_params.hpp

@@ -0,0 +1,25 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_TEMPLATE_PARAMS_HPP_INCLUDED
+
+#include <boost/preprocessor/control/expr_if.hpp>
+#include <boost/preprocessor/control/if.hpp>
+#include <boost/preprocessor/repetition/enum_params.hpp>
+
+#define BOOST_IOSTREAMS_TEMPLATE_PARAMS(arity, param) \
+    BOOST_PP_EXPR_IF(arity, template<) \
+    BOOST_PP_ENUM_PARAMS(arity, typename param) \
+    BOOST_PP_EXPR_IF(arity, >) \
+    /**/
+
+#define BOOST_IOSTREAMS_TEMPLATE_ARGS(arity, param) \
+    BOOST_PP_EXPR_IF(arity, <) \
+    BOOST_PP_ENUM_PARAMS(arity, param) \
+    BOOST_PP_EXPR_IF(arity, >) \
+    /**/
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_BUFFERS_HPP_INCLUDED

boost/boost/iostreams/detail/translate_int_type.hpp

@@ -0,0 +1,61 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_TRANSLATE_INT_TYPE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_TRANSLATE_INT_TYPE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/type_traits/is_same.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<bool IsSame>
+struct translate_int_type_impl;
+
+//
+// Template name: translate_char.
+// Description: Translates a character or an end-of-file indicator from the 
+//      int_type of one character traits type to the int_type of another.
+//
+template<typename SourceTr, typename TargetTr>
+typename TargetTr::int_type 
+translate_int_type(typename SourceTr::int_type c) 
+{ 
+    typedef translate_int_type_impl<is_same<SourceTr, TargetTr>::value> impl;
+    return impl::template inner<SourceTr, TargetTr>::translate(c);
+}
+
+//----------------------------------------------------------------------------//
+
+template<>
+struct translate_int_type_impl<true> {
+    template<typename SourceTr, typename TargetTr>
+    struct inner {
+        static typename TargetTr::int_type 
+        translate(typename SourceTr::int_type c) { return c; }
+    };
+};
+
+template<>
+struct translate_int_type_impl<false> {
+    template<typename SourceTr, typename TargetTr>
+    struct inner {
+        static typename TargetTr::int_type 
+        translate(typename SourceTr::int_type c)
+            { 
+                return SourceTr::eq_int_type(SourceTr::eof()) ?
+                           TargetTr::eof() :
+                           TargetTr::to_int_type(SourceTr::to_char_type(c));
+            }
+    };
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_TRANSLATE_INT_TYPE_HPP_INCLUDED

boost/boost/iostreams/detail/wrap_unwrap.hpp

@@ -0,0 +1,126 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_DETAIL_WRAP_UNWRAP_HPP_INCLUDED
+#define BOOST_IOSTREAMS_DETAIL_WRAP_UNWRAP_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <boost/config.hpp>                             // SFINAE, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/enable_if_stream.hpp>
+#include <boost/iostreams/traits_fwd.hpp>               // is_std_io.
+#include <boost/mpl/bool.hpp>
+#include <boost/mpl/identity.hpp>
+#include <boost/mpl/eval_if.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/ref.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+                    
+//------------------Definition of wrap/unwrap traits--------------------------//
+
+template<typename T>
+struct wrapped_type 
+    : mpl::if_<is_std_io<T>, reference_wrapper<T>, T>
+    { };
+
+template<typename T>
+struct unwrapped_type 
+    : unwrap_reference<T>
+    { };
+
+template<typename T>
+struct unwrap_ios 
+    : mpl::eval_if<
+          is_std_io<T>, 
+          unwrap_reference<T>, 
+          mpl::identity<T>
+      >
+    { };
+
+//------------------Definition of wrap----------------------------------------//
+
+#ifndef BOOST_NO_SFINAE //----------------------------------------------------//
+    template<typename T>
+    inline T wrap(const T& t BOOST_IOSTREAMS_DISABLE_IF_STREAM(T)) 
+    { return t; }
+
+    template<typename T>
+    inline typename wrapped_type<T>::type
+    wrap(T& t BOOST_IOSTREAMS_ENABLE_IF_STREAM(T)) { return boost::ref(t); }
+#else // #ifndef BOOST_NO_SFINAE //-------------------------------------------//
+    template<typename T>
+    inline typename wrapped_type<T>::type // BCC 5.x needs namespace qualification.
+    wrap_impl(const T& t, mpl::true_) { return boost::ref(const_cast<T&>(t)); }
+
+    template<typename T>
+    inline typename wrapped_type<T>::type // BCC 5.x needs namespace qualification.
+    wrap_impl(T& t, mpl::true_) { return boost::ref(t); }
+
+    template<typename T>
+    inline typename wrapped_type<T>::type 
+    wrap_impl(const T& t, mpl::false_) { return t; }
+
+    template<typename T>
+    inline typename wrapped_type<T>::type 
+    wrap_impl(T& t, mpl::false_) { return t; }
+
+    template<typename T>
+    inline typename wrapped_type<T>::type 
+    wrap(const T& t) { return wrap_impl(t, is_std_io<T>()); }
+
+    template<typename T>
+    inline typename wrapped_type<T>::type 
+    wrap(T& t) { return wrap_impl(t, is_std_io<T>()); }
+#endif // #ifndef BOOST_NO_SFINAE //------------------------------------------//
+
+//------------------Definition of unwrap--------------------------------------//
+
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1310) //----------------------------------//
+
+template<typename T>
+typename unwrapped_type<T>::type& 
+unwrap(const reference_wrapper<T>& ref) { return ref.get(); }
+
+template<typename T>
+typename unwrapped_type<T>::type& unwrap(T& t) { return t; }
+
+template<typename T>
+const typename unwrapped_type<T>::type& unwrap(const T& t) { return t; }
+
+#else // #if !BOOST_WORKAROUND(BOOST_MSVC, < 1310) //-------------------------//
+
+// Since unwrap is a potential bottleneck, we avoid runtime tag dispatch.
+template<bool IsRefWrap>
+struct unwrap_impl;
+
+template<>
+struct unwrap_impl<true> {
+    template<typename T>
+    static typename unwrapped_type<T>::type& unwrap(const T& t) 
+    { return t.get(); }
+};
+
+template<>
+struct unwrap_impl<false> {
+    template<typename T>
+    static typename unwrapped_type<T>::type& unwrap(const T& t) 
+    { return const_cast<T&>(t); }
+};
+
+template<typename T>
+typename unwrapped_type<T>::type& 
+unwrap(const T& t) 
+{ return unwrap_impl<is_reference_wrapper<T>::value>::unwrap(t); }
+
+#endif // #if !BOOST_WORKAROUND(BOOST_MSVC, < 1310) //------------------------//
+
+} } } // End namespaces detail, iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_DETAIL_WRAP_UNWRAP_HPP_INCLUDED

boost/boost/iostreams/device/array.hpp

@@ -0,0 +1,143 @@
+// (C) Copyright Jonathan Turkanis 2004.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_ARRAY_HPP_INCLUDED
+#define BOOST_IOSTREAMS_ARRAY_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>         // BOOST_MSVC, make sure size_t is in std.
+#include <boost/detail/workaround.hpp>
+#include <cstddef>                  // std::size_t.
+#include <utility>                  // pair.
+#include <boost/iostreams/categories.hpp>
+#include <boost/preprocessor/cat.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+#include <boost/type_traits/is_same.hpp>
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename Mode, typename Ch>
+class array_adapter {
+public:
+    typedef Ch                                 char_type;
+    typedef std::pair<char_type*, char_type*>  pair_type;
+    struct category
+        : public Mode,
+          public device_tag,
+          public direct_tag
+        { };
+    array_adapter(char_type* begin, char_type* end);
+    array_adapter(char_type* begin, std::size_t length);
+    array_adapter(const char_type* begin, const char_type* end);
+    array_adapter(const char_type* begin, std::size_t length);
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+    template<int N>
+    array_adapter(char_type (&ar)[N])
+        : begin_(ar), end_(ar + N) 
+        { }
+#endif
+    pair_type input_sequence();
+    pair_type output_sequence();
+private:
+    char_type* begin_;
+    char_type* end_;
+};
+
+} // End namespace detail.
+
+// Local macros, #undef'd below.
+#if !BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
+# define BOOST_IOSTREAMS_ARRAY_CTOR(name, ch) \
+    template<int N> \
+    BOOST_PP_CAT(basic_, name)(ch (&ar)[N]) \
+        : base_type(ar) { } \
+    /**/
+#else
+# define BOOST_IOSTREAMS_ARRAY_CTOR(name, ch)
+#endif
+#define BOOST_IOSTREAMS_ARRAY(name, mode) \
+    template<typename Ch> \
+    struct BOOST_PP_CAT(basic_, name) : detail::array_adapter<mode, Ch> { \
+    private: \
+        typedef detail::array_adapter<mode, Ch>  base_type; \
+    public: \
+        typedef typename base_type::char_type    char_type; \
+        typedef typename base_type::category     category; \
+        BOOST_PP_CAT(basic_, name)(char_type* begin, char_type* end) \
+            : base_type(begin, end) { } \
+        BOOST_PP_CAT(basic_, name)(char_type* begin, std::size_t length) \
+            : base_type(begin, length) { } \
+        BOOST_PP_CAT(basic_, name)(const char_type* begin, const char_type* end) \
+            : base_type(begin, end) { } \
+        BOOST_PP_CAT(basic_, name)(const char_type* begin, std::size_t length) \
+            : base_type(begin, length) { } \
+        BOOST_IOSTREAMS_ARRAY_CTOR(name, Ch) \
+    }; \
+    typedef BOOST_PP_CAT(basic_, name)<char>     name; \
+    typedef BOOST_PP_CAT(basic_, name)<wchar_t>  BOOST_PP_CAT(w, name); \
+    /**/
+BOOST_IOSTREAMS_ARRAY(array_source, input_seekable)
+BOOST_IOSTREAMS_ARRAY(array_sink, output_seekable)
+BOOST_IOSTREAMS_ARRAY(array, seekable)
+#undef BOOST_IOSTREAMS_ARRAY_CTOR
+#undef BOOST_IOSTREAMS_ARRAY
+
+
+//------------------Implementation of array_adapter---------------------------//
+
+namespace detail {
+
+template<typename Mode, typename Ch>
+array_adapter<Mode, Ch>::array_adapter
+    (char_type* begin, char_type* end) 
+    : begin_(begin), end_(end) 
+    { }
+
+template<typename Mode, typename Ch>
+array_adapter<Mode, Ch>::array_adapter
+    (char_type* begin, std::size_t length) 
+    : begin_(begin), end_(begin + length) 
+    { }
+
+template<typename Mode, typename Ch>
+array_adapter<Mode, Ch>::array_adapter
+    (const char_type* begin, const char_type* end) 
+    : begin_(const_cast<char_type*>(begin)),  // Treated as read-only.
+      end_(const_cast<char_type*>(end))       // Treated as read-only.
+{ BOOST_STATIC_ASSERT((!is_convertible<Mode, output>::value)); }
+
+template<typename Mode, typename Ch>
+array_adapter<Mode, Ch>::array_adapter
+    (const char_type* begin, std::size_t length) 
+    : begin_(const_cast<char_type*>(begin)),       // Treated as read-only.
+      end_(const_cast<char_type*>(begin) + length) // Treated as read-only.
+{ BOOST_STATIC_ASSERT((!is_convertible<Mode, output>::value)); }
+
+template<typename Mode, typename Ch>
+typename array_adapter<Mode, Ch>::pair_type
+array_adapter<Mode, Ch>::input_sequence()
+{ BOOST_STATIC_ASSERT((is_convertible<Mode, input>::value));
+  return pair_type(begin_, end_); }
+
+template<typename Mode, typename Ch>
+typename array_adapter<Mode, Ch>::pair_type
+array_adapter<Mode, Ch>::output_sequence()
+{ BOOST_STATIC_ASSERT((is_convertible<Mode, output>::value));
+  return pair_type(begin_, end_); }
+
+} // End namespace detail.
+
+//----------------------------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_ARRAY_HPP_INCLUDED

boost/boost/iostreams/device/back_inserter.hpp

@@ -0,0 +1,40 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_BACK_INSERTER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_BACK_INSERTER_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/iostreams/detail/ios.hpp> // streamsize.
+#include <boost/iostreams/categories.hpp>
+
+namespace boost { namespace iostreams {
+
+template<typename Container>
+class back_insert_device {
+public:
+    typedef typename Container::value_type  char_type;
+    typedef sink_tag                        category;
+    back_insert_device(Container& cnt) : container(&cnt) { }
+    std::streamsize write(const char_type* s, std::streamsize n)
+    { 
+        container->insert(container->end(), s, s + n); 
+        return n;
+    }
+protected:
+    Container* container;
+};
+
+template<typename Container>
+back_insert_device<Container> back_inserter(Container& cnt)
+{ return back_insert_device<Container>(cnt); }
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_BACK_INSERTER_HPP_INCLUDED

boost/boost/iostreams/device/file.hpp

@@ -0,0 +1,182 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+//
+// Contains wrappers for standard file buffers, together
+// with convenience typedefs:
+//      - basic_file_source
+//      - basic_file_sink
+//      - basic_file
+//
+
+#ifndef BOOST_IOSTREAMS_FILE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_FILE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#ifndef BOOST_IOSTREAMS_NO_LOCALE
+# include <locale>
+#endif
+#include <string>                               // pathnames, char_traits.
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/ios.hpp>       // openmode, seekdir, int types.
+#include <boost/iostreams/detail/fstream.hpp>
+#include <boost/iostreams/operations.hpp>       // seek.
+#include <boost/shared_ptr.hpp>      
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>  // MSVC.
+
+namespace boost { namespace iostreams {
+
+template<typename Ch>
+class basic_file {
+public:
+    typedef Ch char_type;
+    struct category
+        : public seekable_device_tag,
+          public closable_tag,
+          public localizable_tag
+        { };
+    basic_file( const std::string& path,
+                BOOST_IOS::openmode mode =
+                    BOOST_IOS::in | BOOST_IOS::out,
+                BOOST_IOS::openmode base_mode =
+                    BOOST_IOS::in | BOOST_IOS::out );
+    std::streamsize read(char_type* s, std::streamsize n);
+    std::streamsize write(const char_type* s, std::streamsize n);
+    std::streampos seek( stream_offset off, BOOST_IOS::seekdir way, 
+                         BOOST_IOS::openmode which = 
+                             BOOST_IOS::in | BOOST_IOS::out );
+    void open( const std::string& path,
+               BOOST_IOS::openmode mode =
+                   BOOST_IOS::in | BOOST_IOS::out,
+               BOOST_IOS::openmode base_mode =
+                   BOOST_IOS::in | BOOST_IOS::out );
+    bool is_open() const;
+    void close();
+#ifndef BOOST_IOSTREAMS_NO_LOCALE
+    void imbue(const std::locale& loc) { pimpl_->file_.pubimbue(loc);  }
+#endif
+private:
+    struct impl {
+        impl(const std::string& path, BOOST_IOS::openmode mode)
+            { file_.open(path.c_str(), mode); }
+        ~impl() { if (file_.is_open()) file_.close(); }
+        BOOST_IOSTREAMS_BASIC_FILEBUF(Ch) file_;
+    };
+    shared_ptr<impl> pimpl_;
+};
+
+typedef basic_file<char>     file;
+typedef basic_file<wchar_t>  wfile;
+
+template<typename Ch>
+struct basic_file_source : private basic_file<Ch> {
+    typedef Ch char_type;
+    struct category
+        : input_seekable,
+          device_tag,
+          closable_tag
+        { };
+    using basic_file<Ch>::read;
+    using basic_file<Ch>::seek;
+    using basic_file<Ch>::is_open;
+    using basic_file<Ch>::close;
+    basic_file_source( const std::string& path,
+                       BOOST_IOS::openmode mode = 
+                           BOOST_IOS::in )
+        : basic_file<Ch>(path, mode & ~BOOST_IOS::out, BOOST_IOS::in)
+        { }
+    void open( const std::string& path,
+               BOOST_IOS::openmode mode = BOOST_IOS::in )
+    {
+        basic_file<Ch>::open(path, mode & ~BOOST_IOS::out, BOOST_IOS::in);
+    }
+};
+
+typedef basic_file_source<char>     file_source;
+typedef basic_file_source<wchar_t>  wfile_source;
+
+template<typename Ch>
+struct basic_file_sink : private basic_file<Ch> {
+    typedef Ch char_type;
+    struct category
+        : output_seekable,
+          device_tag,
+          closable_tag
+        { };
+    using basic_file<Ch>::write;
+    using basic_file<Ch>::seek;
+    using basic_file<Ch>::is_open;
+    using basic_file<Ch>::close;
+    basic_file_sink( const std::string& path,
+                     BOOST_IOS::openmode mode = BOOST_IOS::out )
+        : basic_file<Ch>(path, mode & ~BOOST_IOS::in, BOOST_IOS::out)
+        { }
+    void open( const std::string& path,
+               BOOST_IOS::openmode mode = BOOST_IOS::out )
+    {
+        basic_file<Ch>::open(path, mode & ~BOOST_IOS::in, BOOST_IOS::out);
+    }
+};
+
+typedef basic_file_sink<char>     file_sink;
+typedef basic_file_sink<wchar_t>  wfile_sink;
+                                 
+//------------------Implementation of basic_file------------------------------//
+
+template<typename Ch>
+basic_file<Ch>::basic_file
+    ( const std::string& path, BOOST_IOS::openmode mode, 
+      BOOST_IOS::openmode base_mode )
+{ 
+    open(path, mode, base_mode);
+}
+
+template<typename Ch>
+inline std::streamsize basic_file<Ch>::read
+    (char_type* s, std::streamsize n)
+{ 
+    std::streamsize result = pimpl_->file_.sgetn(s, n); 
+    return result != 0 ? result : -1;
+}
+
+template<typename Ch>
+inline std::streamsize basic_file<Ch>::write
+    (const char_type* s, std::streamsize n)
+{ return pimpl_->file_.sputn(s, n); }
+
+template<typename Ch>
+std::streampos basic_file<Ch>::seek
+    ( stream_offset off, BOOST_IOS::seekdir way, 
+      BOOST_IOS::openmode )
+{ return iostreams::seek(pimpl_->file_, off, way); }
+
+template<typename Ch>
+void basic_file<Ch>::open
+    ( const std::string& path, BOOST_IOS::openmode mode, 
+      BOOST_IOS::openmode base_mode )
+{ 
+    pimpl_.reset(new impl(path, mode | base_mode));
+}
+
+template<typename Ch>
+bool basic_file<Ch>::is_open() const { return pimpl_->file_.is_open(); }
+
+template<typename Ch>
+void basic_file<Ch>::close() { pimpl_->file_.close(); }
+
+//----------------------------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp> // MSVC
+
+#endif // #ifndef BOOST_IOSTREAMS_FILE_HPP_INCLUDED

boost/boost/iostreams/device/null.hpp

@@ -0,0 +1,64 @@
+// (C) Copyright Jonathan Turkanis 2004.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Inspired by Daryle Walker's nullbuf from his More I/O submission.
+
+#ifndef BOOST_IOSTREAMS_NULL_HPP_INCLUDED
+#define BOOST_IOSTREAMS_NULL_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/ios.hpp> // openmode, streamsize.
+#include <boost/iostreams/positioning.hpp>
+
+namespace boost { namespace iostreams {
+
+template<typename Ch, typename Mode>
+class basic_null_device {
+public:
+    typedef Ch char_type;
+    struct category
+        : public Mode,
+          public device_tag,
+          public closable_tag
+        { };
+    std::streamsize read(Ch*, std::streamsize) { return 0; }
+    std::streamsize write(const Ch*, std::streamsize n) { return n; }
+    std::streampos seek( stream_offset, BOOST_IOS::seekdir,
+                         BOOST_IOS::openmode = 
+                             BOOST_IOS::in | BOOST_IOS::out ) 
+    { return -1; }
+    void close(BOOST_IOS::openmode = BOOST_IOS::in | BOOST_IOS::out) { }
+};
+
+template<typename Ch>
+struct basic_null_source : private basic_null_device<Ch, input> {
+    typedef Ch          char_type;
+    typedef source_tag  category;
+    using basic_null_device<Ch, input>::read;
+    using basic_null_device<Ch, input>::close;
+};
+
+typedef basic_null_source<char>     null_source;
+typedef basic_null_source<wchar_t>  wnull_source;
+
+template<typename Ch>
+struct basic_null_sink : private basic_null_device<Ch, output> {
+    typedef Ch        char_type;
+    typedef sink_tag  category;
+    using basic_null_device<Ch, output>::write;
+    using basic_null_device<Ch, output>::close;
+};
+
+typedef basic_null_sink<char>     null_sink;
+typedef basic_null_sink<wchar_t>  wnull_sink;
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_NULL_HPP_INCLUDED

boost/boost/iostreams/filter/bzip2.hpp

@@ -0,0 +1,387 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Note: custom allocators are not supported on VC6, since that compiler
+// had trouble finding the function zlib_base::do_init.
+
+#ifndef BOOST_IOSTREAMS_BZIP2_HPP_INCLUDED
+#define BOOST_IOSTREAMS_BZIP2_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+                   
+#include <cassert>                            
+#include <memory>            // allocator.
+#include <new>               // bad_alloc.
+#include <boost/config.hpp>  // MSVC, STATIC_CONSTANT, DEDUCED_TYPENAME, DINKUM.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/constants.hpp>   // buffer size.
+#include <boost/iostreams/detail/config/auto_link.hpp>
+#include <boost/iostreams/detail/config/bzip2.hpp>
+#include <boost/iostreams/detail/config/dyn_link.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <boost/iostreams/detail/ios.hpp>  // failure, streamsize.
+#include <boost/iostreams/filter/symmetric.hpp>               
+#include <boost/iostreams/pipeline.hpp>       
+#include <boost/type_traits/is_same.hpp>     
+
+// Must come last.
+#ifdef BOOST_MSVC
+# pragma warning(push)
+# pragma warning(disable:4251 4231 4660)
+#endif
+#include <boost/config/abi_prefix.hpp>           
+
+// Temporary fix.
+#undef small
+
+namespace boost { namespace iostreams {
+
+namespace bzip2 {
+
+                    // Typedefs.
+
+typedef void* (*alloc_func)(void*, int, int);
+typedef void (*free_func)(void*, void*);
+
+                    // Status codes
+
+BOOST_IOSTREAMS_DECL extern const int ok;
+BOOST_IOSTREAMS_DECL extern const int run_ok;
+BOOST_IOSTREAMS_DECL extern const int flush_ok;
+BOOST_IOSTREAMS_DECL extern const int finish_ok;
+BOOST_IOSTREAMS_DECL extern const int stream_end;    
+BOOST_IOSTREAMS_DECL extern const int sequence_error;
+BOOST_IOSTREAMS_DECL extern const int param_error;
+BOOST_IOSTREAMS_DECL extern const int mem_error;
+BOOST_IOSTREAMS_DECL extern const int data_error;
+BOOST_IOSTREAMS_DECL extern const int data_error_magic;
+BOOST_IOSTREAMS_DECL extern const int io_error;
+BOOST_IOSTREAMS_DECL extern const int unexpected_eof;
+BOOST_IOSTREAMS_DECL extern const int outbuff_full;
+BOOST_IOSTREAMS_DECL extern const int config_error;
+
+                    // Action codes
+
+BOOST_IOSTREAMS_DECL extern const int finish;
+BOOST_IOSTREAMS_DECL extern const int run;
+
+                    // Default values
+
+const int default_block_size   = 9;
+const int default_work_factor  = 30;
+const bool default_small       = false;
+
+} // End namespace bzip2. 
+
+//
+// Class name: bzip2_params.
+// Description: Encapsulates the parameters passed to deflateInit2
+//      to customize compression.
+//
+struct bzip2_params {
+
+    // Non-explicit constructor for compression.
+    bzip2_params( int block_size   = bzip2::default_block_size,
+                  int work_factor  = bzip2::default_work_factor )
+        : block_size(block_size), work_factor(work_factor)
+        { }
+
+    // Constructor for decompression.
+    bzip2_params(bool small)
+        : small(small), work_factor(0)
+        { }
+
+    union {
+        int   block_size;    // For compression.
+        bool  small;         // For decompression.
+    };
+    int       work_factor;
+};
+
+//
+// Class name: bzip2_error.
+// Description: Subclass of std::ios_base::failure thrown to indicate
+//     bzip2 errors other than out-of-memory conditions.
+//
+class BOOST_IOSTREAMS_DECL bzip2_error : public BOOST_IOSTREAMS_FAILURE {
+public:
+    explicit bzip2_error(int error);
+    int error() const { return error_; }
+    static void check(int error);
+private:
+    int error_;
+};
+
+namespace detail {
+
+template<typename Alloc>
+struct bzip2_allocator_traits {
+#ifndef BOOST_NO_STD_ALLOCATOR
+    typedef typename Alloc::template rebind<char>::other type;
+#else
+    typedef std::allocator<char> type;
+#endif
+};
+
+template< typename Alloc,
+          typename Base = // VC6 workaround (C2516)
+              BOOST_DEDUCED_TYPENAME bzip2_allocator_traits<Alloc>::type >
+struct bzip2_allocator : private Base {
+private:
+    typedef typename Base::size_type size_type;
+public:
+    BOOST_STATIC_CONSTANT(bool, custom = 
+        (!is_same<std::allocator<char>, Base>::value));
+    typedef typename bzip2_allocator_traits<Alloc>::type allocator_type;
+    static void* allocate(void* self, int items, int size);
+    static void deallocate(void* self, void* address);
+};
+
+class BOOST_IOSTREAMS_DECL bzip2_base  { 
+public:
+    typedef char char_type;
+protected:
+    bzip2_base(const bzip2_params& params);
+    ~bzip2_base();
+    bzip2_params& params() { return params_; }
+    bool& ready() { return ready_; }
+    template<typename Alloc> 
+    void init( bool compress,
+               bzip2_allocator<Alloc>& alloc )
+        {
+            bool custom = bzip2_allocator<Alloc>::custom;
+            do_init( compress,
+                     #if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+                         custom ? bzip2_allocator<Alloc>::allocate : 0,
+                         custom ? bzip2_allocator<Alloc>::deallocate : 0,
+                     #endif
+                     custom ? &alloc : 0 );
+        }
+    void before( const char*& src_begin, const char* src_end,
+                 char*& dest_begin, char* dest_end );
+    void after(const char*& src_begin, char*& dest_begin);
+    int compress(int action);
+    int decompress();
+    void end(bool compress);
+private:
+    void do_init( bool compress, 
+                  #if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+                      bzip2::alloc_func, 
+                      bzip2::free_func, 
+                  #endif
+                  void* derived );
+    bzip2_params  params_;
+    void*         stream_; // Actual type: bz_stream*.
+    bool          ready_;
+};
+
+//
+// Template name: bzip2_compressor_impl
+// Description: Model of SymmetricFilter implementing compression by
+//      delegating to the libbzip2 function BZ_bzCompress.
+//
+template<typename Alloc = std::allocator<char> >
+class bzip2_compressor_impl 
+    : public bzip2_base, 
+      #if BOOST_WORKAROUND(__BORLANDC__, < 0x600)
+          public
+      #endif
+      bzip2_allocator<Alloc> 
+{
+public: 
+    bzip2_compressor_impl(const bzip2_params&);
+    bool filter( const char*& src_begin, const char* src_end,
+                 char*& dest_begin, char* dest_end, bool flush );
+    void close();
+private:
+    void init();
+};
+
+//
+// Template name: bzip2_compressor
+// Description: Model of SymmetricFilter implementing decompression by
+//      delegating to the libbzip2 function BZ_bzDecompress.
+//
+template<typename Alloc = std::allocator<char> >
+class bzip2_decompressor_impl 
+    : public bzip2_base, 
+      #if BOOST_WORKAROUND(__BORLANDC__, < 0x600)
+          public
+      #endif
+      bzip2_allocator<Alloc> 
+{ 
+public:
+    bzip2_decompressor_impl(bool small = bzip2::default_small);
+    bool filter( const char*& begin_in, const char* end_in,
+                 char*& begin_out, char* end_out, bool flush );
+    void close();
+private:
+    void init();
+    bool eof_; // Guard to make sure filter() isn't called after it returns false.
+};
+
+} // End namespace detail.
+
+//
+// Template name: bzip2_compressor
+// Description: Model of InputFilter and OutputFilter implementing
+//      compression using libbzip2.
+//
+template<typename Alloc = std::allocator<char> >
+struct basic_bzip2_compressor 
+    : symmetric_filter<detail::bzip2_compressor_impl<Alloc>, Alloc> 
+{
+private:
+    typedef detail::bzip2_compressor_impl<Alloc>        impl_type;
+    typedef symmetric_filter<impl_type, Alloc>  base_type;
+public:
+    typedef typename base_type::char_type               char_type;
+    typedef typename base_type::category                category;
+    basic_bzip2_compressor( const bzip2_params& = bzip2::default_block_size, 
+                            int buffer_size =  default_device_buffer_size );
+};
+BOOST_IOSTREAMS_PIPABLE(basic_bzip2_compressor, 1)
+
+typedef basic_bzip2_compressor<> bzip2_compressor;
+
+//
+// Template name: bzip2_decompressor
+// Description: Model of InputFilter and OutputFilter implementing
+//      decompression using libbzip2.
+//
+template<typename Alloc = std::allocator<char> >
+struct basic_bzip2_decompressor 
+    : symmetric_filter<detail::bzip2_decompressor_impl<Alloc>, Alloc> 
+{
+private:
+    typedef detail::bzip2_decompressor_impl<Alloc>      impl_type;
+    typedef symmetric_filter<impl_type, Alloc>  base_type;
+public:
+    typedef typename base_type::char_type               char_type;
+    typedef typename base_type::category                category;
+    basic_bzip2_decompressor( bool small = bzip2::default_small,
+                              int buffer_size = default_device_buffer_size );
+};
+BOOST_IOSTREAMS_PIPABLE(basic_bzip2_decompressor, 1)
+
+typedef basic_bzip2_decompressor<> bzip2_decompressor;
+
+//----------------------------------------------------------------------------//
+
+//------------------Implementation of bzip2_allocator-------------------------//
+
+namespace detail {
+
+template<typename Alloc, typename Base>
+void* bzip2_allocator<Alloc, Base>::allocate(void* self, int items, int size)
+{ 
+    size_type len = items * size;
+    char* ptr = 
+        static_cast<allocator_type*>(self)->allocate
+            (len + sizeof(size_type)
+            #if BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, == 1)
+                , (char*)0
+            #endif
+            );
+    *reinterpret_cast<size_type*>(ptr) = len;
+    return ptr + sizeof(size_type);
+}
+
+template<typename Alloc, typename Base>
+void bzip2_allocator<Alloc, Base>::deallocate(void* self, void* address)
+{ 
+    char* ptr = reinterpret_cast<char*>(address) - sizeof(size_type);
+    size_type len = *reinterpret_cast<size_type*>(ptr) + sizeof(size_type);
+    static_cast<allocator_type*>(self)->deallocate(ptr, len); 
+}
+
+//------------------Implementation of bzip2_compressor_impl-------------------//
+
+template<typename Alloc>
+bzip2_compressor_impl<Alloc>::bzip2_compressor_impl(const bzip2_params& p)
+    : bzip2_base(p) { }
+
+template<typename Alloc>
+bool bzip2_compressor_impl<Alloc>::filter
+    ( const char*& src_begin, const char* src_end,
+      char*& dest_begin, char* dest_end, bool flush )
+{
+    if (!ready()) init();
+    before(src_begin, src_end, dest_begin, dest_end);
+    int result = compress(flush ? bzip2::finish : bzip2::run);
+    after(src_begin, dest_begin);
+    bzip2_error::check(result);
+    return result != bzip2::stream_end;
+}
+
+template<typename Alloc>
+void bzip2_compressor_impl<Alloc>::close() 
+{ 
+    end(true); 
+}
+
+template<typename Alloc>
+inline void bzip2_compressor_impl<Alloc>::init() 
+{ bzip2_base::init(true, static_cast<bzip2_allocator<Alloc>&>(*this)); }
+
+//------------------Implementation of bzip2_decompressor_impl-----------------//
+
+template<typename Alloc>
+bzip2_decompressor_impl<Alloc>::bzip2_decompressor_impl(bool small)
+    : bzip2_base(bzip2_params(small)), eof_(false) { }
+
+template<typename Alloc>
+bool bzip2_decompressor_impl<Alloc>::filter
+    ( const char*& src_begin, const char* src_end,
+      char*& dest_begin, char* dest_end, bool /* flush */ )
+{
+    if (!ready()) 
+        init();
+    if (eof_) 
+        return false;
+    before(src_begin, src_end, dest_begin, dest_end);
+    int result = decompress();
+    after(src_begin, dest_begin);
+    bzip2_error::check(result);
+    return !(eof_ = result == bzip2::stream_end); 
+}
+
+template<typename Alloc>
+void bzip2_decompressor_impl<Alloc>::close() { end(false); eof_ = false; }
+
+template<typename Alloc>
+inline void bzip2_decompressor_impl<Alloc>::init()
+{ bzip2_base::init(false, static_cast<bzip2_allocator<Alloc>&>(*this)); }
+} // End namespace detail.
+
+//------------------Implementation of bzip2_decompressor----------------------//
+
+template<typename Alloc>
+basic_bzip2_compressor<Alloc>::basic_bzip2_compressor
+        (const bzip2_params& p, int buffer_size) 
+    : base_type(buffer_size, p) 
+    { }
+
+//------------------Implementation of bzip2_decompressor----------------------//
+
+template<typename Alloc>
+basic_bzip2_decompressor<Alloc>::basic_bzip2_decompressor
+        (bool small, int buffer_size) 
+    : base_type(buffer_size, small)
+    { }
+
+//----------------------------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/config/abi_suffix.hpp> // Pops abi_suffix.hpp pragmas.
+#ifdef BOOST_MSVC
+# pragma warning(pop)
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_BZIP2_HPP_INCLUDED

boost/boost/iostreams/filter/gzip.hpp

@@ -0,0 +1,594 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Contains the definitions of the class templates gzip_compressor and
+// gzip_decompressor for reading and writing files in the gzip file format
+// (RFC 1952). Based in part on work of Jonathan de Halleux; see [...]
+
+#ifndef BOOST_IOSTREAMS_GZIP_HPP_INCLUDED
+#define BOOST_IOSTREAMS_GZIP_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp> // STATIC_CONSTANT, STDC_NAMESPACE, 
+                            // DINKUMWARE_STDLIB, __STL_CONFIG_H.
+#include <algorithm>                      // min.
+#include <cstdio>                         // EOF.
+#include <cstddef>                        // size_t.
+#include <ctime>                          // std::time_t.
+#include <memory>                         // allocator.
+#include <boost/config.hpp>               // Put size_t in std.
+#include <boost/detail/workaround.hpp>
+#include <boost/cstdint.hpp>              // uint8_t, uint32_t.
+#include <boost/iostreams/constants.hpp>  // buffer size.
+#include <boost/iostreams/detail/adapter/non_blocking_adapter.hpp>
+#include <boost/iostreams/detail/adapter/range_adapter.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/ios.hpp> // failure.
+#include <boost/iostreams/operations.hpp>
+#include <boost/iostreams/device/back_inserter.hpp>
+#include <boost/iostreams/filter/zlib.hpp>
+#include <boost/iostreams/pipeline.hpp>         
+
+// Must come last.
+#if defined(BOOST_MSVC)
+# pragma warning(push)
+# pragma warning(disable: 4309)    // Truncation of constant value.
+#endif
+
+#ifdef BOOST_NO_STDC_NAMESPACE
+namespace std { using ::time_t; }
+#endif
+
+namespace boost { namespace iostreams {
+
+namespace gzip {
+
+using namespace boost::iostreams::zlib;
+
+    // Error codes used by gzip_error.
+
+const int zlib_error        = 1;
+const int bad_crc           = 2; // Recorded crc doesn't match data.
+const int bad_length        = 3; // Recorded length doesn't match data.
+const int bad_header        = 4; // Malformed header.
+const int bad_footer        = 5; // Malformed footer.
+
+namespace magic {
+
+    // Magic numbers used by gzip header.
+
+const int id1               = 0x1f;
+const int id2               = 0x8b;
+
+} // End namespace magic.
+
+namespace method {
+
+    // Codes used for the 'CM' byte of the gzip header.
+
+const int deflate           = 8;
+
+} // End namespace method.
+
+namespace flags {
+
+    // Codes used for the 'FLG' byte of the gzip header.
+
+const int text              = 1;
+const int header_crc        = 2;
+const int extra             = 4;
+const int name              = 8;
+const int comment           = 16;
+
+} // End namespace flags.
+
+namespace extra_flags {
+
+    // Codes used for the 'XFL' byte of the gzip header.
+
+const int best_compression  = 2;
+const int best_speed        = 4;
+
+} // End namespace extra_flags.
+
+    // Codes used for the 'OS' byte of the gzip header.
+
+const int os_fat            = 0;
+const int os_amiga          = 1;
+const int os_vms            = 2;
+const int os_unix           = 3;
+const int os_vm_cms         = 4;
+const int os_atari          = 5;
+const int os_hpfs           = 6;
+const int os_macintosh      = 7;
+const int os_z_system       = 8;
+const int os_cp_m           = 9;
+const int os_tops_20        = 10;
+const int os_ntfs           = 11;
+const int os_qdos           = 12;
+const int os_acorn          = 13;
+const int os_unknown        = 255;
+
+} // End namespace gzip.
+
+//
+// Class name: gzip_params.
+// Description: Subclass of zlib_params with an additional field
+//      representing a file name.
+//
+struct gzip_params : zlib_params {
+
+    // Non-explicit constructor.
+    gzip_params( int level              = gzip::default_compression,
+                 int method             = gzip::deflated,
+                 int window_bits        = gzip::default_window_bits,
+                 int mem_level          = gzip::default_mem_level,
+                 int strategy           = gzip::default_strategy,
+                 std::string file_name  = "",
+                 std::string comment    = "",
+                 std::time_t mtime      = 0 )
+        : zlib_params(level, method, window_bits, mem_level, strategy),
+          file_name(file_name), mtime(mtime)
+        { }
+    std::string  file_name;
+    std::string  comment;
+    std::time_t  mtime;
+};
+
+//
+// Class name: gzip_error.
+// Description: Subclass of std::ios_base::failure thrown to indicate
+//     zlib errors other than out-of-memory conditions.
+//
+class gzip_error : public BOOST_IOSTREAMS_FAILURE {
+public:
+    explicit gzip_error(int error)
+        : BOOST_IOSTREAMS_FAILURE("gzip error"),
+          error_(error), zlib_error_code_(zlib::okay) { }
+    explicit gzip_error(const zlib_error& e)
+        : BOOST_IOSTREAMS_FAILURE("gzip error"),
+          error_(gzip::zlib_error), zlib_error_code_(e.error())
+        { }
+    int error() const { return error_; }
+    int zlib_error_code() const { return zlib_error_code_; }
+private:
+    int error_;
+    int zlib_error_code_;
+};
+
+//
+// Template name: gzip_compressor
+// Description: Model of OutputFilter implementing compression in the
+//      gzip format.
+//
+template<typename Alloc = std::allocator<char> >
+class basic_gzip_compressor : basic_zlib_compressor<Alloc> {
+private:
+    typedef basic_zlib_compressor<Alloc>  base_type;
+public:
+    typedef char char_type;
+    struct category
+        : dual_use,
+          filter_tag,
+          multichar_tag,
+          closable_tag
+        { };
+    basic_gzip_compressor( const gzip_params& = gzip::default_compression,
+                           int buffer_size = default_device_buffer_size );
+
+    template<typename Source>
+    std::streamsize read(Source& src, char_type* s, std::streamsize n)
+    {
+        using namespace std;
+        streamsize result = 0;
+
+        // Read header.
+        if (!(flags_ & f_header_done))
+            result += read_string(s, n, header_);
+
+        // Read body.
+        if (!(flags_ & f_body_done)) {
+
+            // Read from basic_zlib_filter.
+            streamsize amt = base_type::read(src, s + result, n - result);
+            if (amt != -1) {
+                result += amt;
+                if (amt < n - result) { // Double-check for EOF.
+                    amt = base_type::read(src, s + result, n - result);
+                    if (amt != -1)
+                        result += amt;
+                }
+            }
+            if (amt == -1)
+                prepare_footer();
+        }
+
+        // Read footer.
+        if ((flags_ & f_body_done) != 0 && result < n)
+            result += read_string(s + result, n - result, footer_);
+
+        return result != 0 ? result : -1;
+    }
+
+    template<typename Sink>
+    std::streamsize write(Sink& snk, const char_type* s, std::streamsize n)
+    {
+        if (!(flags_ & f_header_done)) {
+            std::streamsize amt = 
+                static_cast<std::streamsize>(header_.size() - offset_);
+            offset_ += boost::iostreams::write(snk, header_.data() + offset_, amt);
+            if (offset_ == header_.size())
+                flags_ |= f_header_done;
+            else
+                return 0;
+        }
+        return base_type::write(snk, s, n);
+    }
+
+    template<typename Sink>
+    void close(Sink& snk, BOOST_IOS::openmode m)
+    {
+        namespace io = boost::iostreams;
+
+        if (m & BOOST_IOS::out) {
+
+                // Close zlib compressor.
+                base_type::close(snk, BOOST_IOS::out);
+
+            if (flags_ & f_header_done) {
+
+                // Write final fields of gzip file format.
+                write_long(this->crc(), snk);
+                write_long(this->total_in(), snk);
+            }
+
+        }
+        #if BOOST_WORKAROUND(__GNUC__, == 2) && defined(__STL_CONFIG_H) || \
+            BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, == 1) \
+            /**/
+            footer_.erase(0, std::string::npos);
+        #else
+            footer_.clear();
+        #endif
+        offset_ = 0;
+        flags_ = 0;
+    }
+private:
+    static gzip_params normalize_params(gzip_params p);
+    void prepare_footer();
+    std::streamsize read_string(char* s, std::streamsize n, std::string& str);
+
+    template<typename Sink>
+    static void write_long(long n, Sink& next)
+    {
+        boost::iostreams::put(next, static_cast<char>(0xFF & n));
+        boost::iostreams::put(next, static_cast<char>(0xFF & (n >> 8)));
+        boost::iostreams::put(next, static_cast<char>(0xFF & (n >> 16)));
+        boost::iostreams::put(next, static_cast<char>(0xFF & (n >> 24)));
+    }
+
+    enum flag_type {
+        f_header_done = 1,
+        f_body_done = f_header_done << 1,
+        f_footer_done = f_body_done << 1
+    };
+    std::string  header_;
+    std::string  footer_;
+    std::size_t  offset_;
+    int          flags_;
+};
+BOOST_IOSTREAMS_PIPABLE(basic_gzip_compressor, 1)
+
+typedef basic_gzip_compressor<> gzip_compressor;
+
+//
+// Template name: basic_gzip_decompressor
+// Description: Model of InputFilter implementing compression in the
+//      gzip format.
+//
+template<typename Alloc = std::allocator<char> >
+class basic_gzip_decompressor : basic_zlib_decompressor<Alloc> {
+public:
+    typedef char char_type;
+    struct category
+        : multichar_input_filter_tag,
+          closable_tag
+        { };
+    basic_gzip_decompressor( int window_bits = gzip::default_window_bits,
+                             int buffer_size = default_device_buffer_size );
+
+    template<typename Source>
+    std::streamsize read(Source& src, char_type* s, std::streamsize n)
+    {
+        if ((flags_ & f_header_read) == 0) {
+            non_blocking_adapter<Source> nb(src);
+            read_header(nb);
+            flags_ |= f_header_read;
+        }
+
+        if ((flags_ & f_footer_read) != 0)
+            return -1;
+        
+        try {
+            std::streamsize result = 0;
+            std::streamsize amt;
+            if ((amt = base_type::read(src, s, n)) != -1) {
+                result += amt;
+                if (amt < n) { // Double check for EOF.
+                    amt = base_type::read(src, s + result, n - result);
+                    if (amt != -1)
+                        result += amt;
+                }
+            }
+            if (amt == -1) {
+                non_blocking_adapter<Source> nb(src);
+                read_footer(nb);
+                flags_ |= f_footer_read;
+            }
+            return result;
+        } catch (const zlib_error& e) {
+            throw gzip_error(e);
+        }
+    }
+
+    template<typename Source>
+    void close(Source& src)
+    {
+        try {
+            base_type::close(src, BOOST_IOS::in);
+            flags_ = 0;
+        } catch (const zlib_error& e) {
+            throw gzip_error(e);
+        }
+    }
+
+    std::string file_name() const { return file_name_; }
+    std::string comment() const { return comment_; }
+    bool text() const { return (flags_ & gzip::flags::text) != 0; }
+    int os() const { return os_; }
+    std::time_t mtime() const { return mtime_; }
+private:
+    typedef basic_zlib_decompressor<Alloc>     base_type;
+    typedef BOOST_IOSTREAMS_CHAR_TRAITS(char)  traits_type;
+    static bool is_eof(int c) { return traits_type::eq_int_type(c, EOF); }
+    static gzip_params make_params(int window_bits);
+
+    template<typename Source>
+    static uint8_t read_uint8(Source& src, int error)
+     {
+        int c;
+        if ((c = boost::iostreams::get(src)) == EOF || c == WOULD_BLOCK)
+            throw gzip_error(error);
+        return static_cast<uint8_t>(traits_type::to_char_type(c));
+    }
+
+    template<typename Source>
+    static uint32_t read_uint32(Source& src, int error)
+    {
+        uint8_t b1 = read_uint8(src, error);
+        uint8_t b2 = read_uint8(src, error);
+        uint8_t b3 = read_uint8(src, error);
+        uint8_t b4 = read_uint8(src, error);
+        return b1 + (b2 << 8) + (b3 << 16) + (b4 << 24);
+    }
+
+    template<typename Source>
+    std::string read_string(Source& src)
+    {
+        std::string result;
+        while (true) {
+            int c;
+            if (is_eof(c = boost::iostreams::get(src)))
+                throw gzip_error(gzip::bad_header);
+            else if (c == 0)
+                return result;
+            else
+                result += static_cast<char>(c);
+        }
+    }
+
+    template<typename Source>
+    void read_header(Source& src) // Source is non-blocking.
+    {
+        // Reset saved values.
+        #if BOOST_WORKAROUND(__GNUC__, == 2) && defined(__STL_CONFIG_H) || \
+            BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, == 1) \
+            /**/
+            file_name_.erase(0, std::string::npos);
+            comment_.erase(0, std::string::npos);
+        #else
+            file_name_.clear();
+            comment_.clear();
+        #endif
+        os_ = gzip::os_unknown;
+        mtime_ = 0;
+
+        int flags;
+
+        // Read header, without checking header crc.
+        if ( boost::iostreams::get(src) != gzip::magic::id1 ||   // ID1.
+             boost::iostreams::get(src) != gzip::magic::id2 ||   // ID2.
+             is_eof(boost::iostreams::get(src)) ||               // CM.
+             is_eof(flags = boost::iostreams::get(src)) )        // FLG.
+        {
+            throw gzip_error(gzip::bad_header);
+        }
+        mtime_ = read_uint32(src, gzip::bad_header);        // MTIME.
+        read_uint8(src, gzip::bad_header);                 // XFL.
+        os_ = read_uint8(src, gzip::bad_header);          // OS.
+        if (flags & boost::iostreams::gzip::flags::text)
+            flags_ |= f_text;
+
+        // Skip extra field. (From J. Halleaux; see note at top.)
+        if (flags & gzip::flags::extra) {
+            int length = 
+                static_cast<int>(
+                    read_uint8(src, gzip::bad_header) +
+                    (read_uint8(src, gzip::bad_header) << 8)
+                );
+            // length is garbage if EOF but the loop below will quit anyway.
+            do { }
+            while (length-- != 0 && !is_eof(boost::iostreams::get(src)));
+        }
+
+        if (flags & gzip::flags::name)          // Read file name.
+            file_name_ = read_string(src);
+        if (flags & gzip::flags::comment)       // Read comment.
+            comment_ = read_string(src);
+        if (flags & gzip::flags::header_crc) {  // Skip header crc.
+            read_uint8(src, gzip::bad_header);
+            read_uint8(src, gzip::bad_header);
+        }
+    }
+
+    template<typename Source>
+    void read_footer(Source& src)
+    {
+        typename base_type::string_type footer = 
+            this->unconsumed_input();
+        int c;
+        while (!is_eof(c = boost::iostreams::get(src)))
+            footer += c;
+        detail::range_adapter<input, std::string> 
+            rng(footer.begin(), footer.end());
+        if (read_uint32(rng, gzip::bad_footer) != this->crc())
+            throw gzip_error(gzip::bad_crc);
+        if (static_cast<int>(read_uint32(rng, gzip::bad_footer)) != this->total_out())
+            throw gzip_error(gzip::bad_length);
+    }
+    enum flag_type {
+        f_header_read  = 1,
+        f_footer_read  = f_header_read << 1,
+        f_text         = f_footer_read << 1
+    };
+    std::string  file_name_;
+    std::string  comment_;
+    int          os_;
+    std::time_t  mtime_;
+    int          flags_;
+};
+BOOST_IOSTREAMS_PIPABLE(basic_gzip_decompressor, 1)
+
+typedef basic_gzip_decompressor<> gzip_decompressor;
+
+//------------------Implementation of gzip_compressor-------------------------//
+
+template<typename Alloc>
+basic_gzip_compressor<Alloc>::basic_gzip_compressor
+    (const gzip_params& p, int buffer_size)
+    : base_type(normalize_params(p), buffer_size),
+      offset_(0), flags_(0)
+{
+    // Calculate gzip header.
+    bool has_name = !p.file_name.empty();
+    bool has_comment = !p.comment.empty();
+
+    std::string::size_type length =
+        10 +
+        (has_name ? p.file_name.size() + 1 : 0) +
+        (has_comment ? p.comment.size() + 1 : 0);
+        // + 2; // Header crc confuses gunzip.
+    int flags =
+        //gzip::flags::header_crc +
+        (has_name ? gzip::flags::name : 0) +
+        (has_comment ? gzip::flags::comment : 0);
+    int extra_flags =
+        ( p.level == zlib::best_compression ?
+              gzip::extra_flags::best_compression :
+              0 ) +
+        ( p.level == zlib::best_speed ?
+              gzip::extra_flags::best_speed :
+              0 );
+    header_.reserve(length);
+    header_ += gzip::magic::id1;                         // ID1.
+    header_ += gzip::magic::id2;                         // ID2.
+    header_ += gzip::method::deflate;                    // CM.
+    header_ += static_cast<char>(flags);                 // FLG.
+    header_ += static_cast<char>(0xFF & p.mtime);        // MTIME.
+    header_ += static_cast<char>(0xFF & (p.mtime >> 8));
+    header_ += static_cast<char>(0xFF & (p.mtime >> 16));
+    header_ += static_cast<char>(0xFF & (p.mtime >> 24));
+    header_ += static_cast<char>(extra_flags);           // XFL.
+    header_ += static_cast<char>(gzip::os_unknown);      // OS.
+    if (has_name) {
+        header_ += p.file_name;
+        header_ += '\0';
+    }
+    if (has_comment) {
+        header_ += p.comment;
+        header_ += '\0';
+    }
+}
+
+template<typename Alloc>
+gzip_params basic_gzip_compressor<Alloc>::normalize_params(gzip_params p)
+{
+    p.noheader = true;
+    p.calculate_crc = true;
+    return p;
+}
+
+template<typename Alloc>
+void basic_gzip_compressor<Alloc>::prepare_footer()
+{
+    boost::iostreams::back_insert_device<std::string> out(footer_);
+    write_long(this->crc(), out);
+    write_long(this->total_in(), out);
+    flags_ |= f_body_done;
+    offset_ = 0;
+}
+
+template<typename Alloc>
+std::streamsize basic_gzip_compressor<Alloc>::read_string
+    (char* s, std::streamsize n, std::string& str)
+{
+    using namespace std;
+    streamsize avail =
+        static_cast<streamsize>(str.size() - offset_);
+    streamsize amt = (std::min)(avail, n);
+    std::copy( str.data() + offset_,
+               str.data() + offset_ + amt,
+               s );
+    offset_ += amt;
+    if ( !(flags_ & f_header_done) &&
+         offset_ == static_cast<std::size_t>(str.size()) )
+    {
+        flags_ |= f_header_done;
+    }
+    return amt;
+}
+
+//------------------Implementation of gzip_decompressor-----------------------//
+
+template<typename Alloc>
+basic_gzip_decompressor<Alloc>::basic_gzip_decompressor
+    (int window_bits, int buffer_size)
+    : base_type(make_params(window_bits), buffer_size),
+      os_(gzip::os_unknown), mtime_(0), flags_(0)
+    { }
+
+template<typename Alloc>
+gzip_params basic_gzip_decompressor<Alloc>::make_params(int window_bits)
+{
+    gzip_params p;
+    p.window_bits = window_bits;
+    p.noheader = true;
+    p.calculate_crc = true;
+    return p;
+}
+
+//----------------------------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#if defined(BOOST_MSVC)
+# pragma warning(pop)
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_GZIP_HPP_INCLUDED

boost/boost/iostreams/filter/symmetric.hpp

@@ -0,0 +1,302 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Contains the definitions of the class templates symmetric_filter,
+// which models DualUseFilter based on a model of the Symmetric Filter.
+
+//
+// Roughly, a Symmetric Filter is a class type with the following interface:
+//
+//   struct symmetric_filter {
+//       typedef xxx char_type;
+//
+//       bool filter( const char*& begin_in, const char* end_in,
+//                    char*& begin_out, char* end_out, bool flush )
+//       {
+//          // Consume as many characters as possible from the interval
+//          // [begin_in, end_in), without exhausting the output range
+//          // [begin_out, end_out). If flush is true, write as mush output
+//          // as possible. 
+//          // A return value of true indicates that filter should be called 
+//          // again. More precisely, if flush is false, a return value of 
+//          // false indicates that the natural end of stream has been reached
+//          // and that all filtered data has been forwarded; if flush is
+//          // true, a return value of false indicates that all filtered data 
+//          // has been forwarded.
+//       }
+//       void close() { /* Reset filter's state. */ }
+//   };
+//
+// Symmetric Filter filters need not be CopyConstructable.
+//
+
+#ifndef BOOST_IOSTREAMS_SYMMETRIC_FILTER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_SYMMETRIC_FILTER_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <cassert>
+#include <memory>                               // allocator, auto_ptr.
+#include <boost/config.hpp>                     // BOOST_DEDUCED_TYPENAME.
+#include <boost/iostreams/char_traits.hpp>
+#include <boost/iostreams/constants.hpp>        // buffer size.
+#include <boost/iostreams/detail/buffer.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/closer.hpp>
+#include <boost/iostreams/detail/config/limits.hpp>
+#include <boost/iostreams/detail/template_params.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/iostreams/operations.hpp>       // read, write.
+#include <boost/iostreams/pipeline.hpp>
+#include <boost/preprocessor/iteration/local.hpp>
+#include <boost/preprocessor/punctuation/comma_if.hpp>
+#include <boost/preprocessor/repetition/enum_binary_params.hpp>
+#include <boost/preprocessor/repetition/enum_params.hpp>
+#include <boost/shared_ptr.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>  // MSVC.
+
+namespace boost { namespace iostreams {
+
+template< typename SymmetricFilter,
+          typename Alloc =
+              std::allocator<
+                  BOOST_DEDUCED_TYPENAME char_type_of<SymmetricFilter>::type
+              > >
+class symmetric_filter {
+public:
+    typedef typename char_type_of<SymmetricFilter>::type  char_type;
+    typedef std::basic_string<char_type>                  string_type;
+    struct category
+        : dual_use,
+          filter_tag,
+          multichar_tag,
+          closable_tag
+        { };
+
+    // Expands to a sequence of ctors which forward to impl.
+    #define BOOST_PP_LOCAL_MACRO(n) \
+        BOOST_IOSTREAMS_TEMPLATE_PARAMS(n, T) \
+        explicit symmetric_filter( \
+              int buffer_size BOOST_PP_COMMA_IF(n) \
+              BOOST_PP_ENUM_BINARY_PARAMS(n, const T, &t) ) \
+            : pimpl_(new impl(buffer_size BOOST_PP_COMMA_IF(n) \
+                     BOOST_PP_ENUM_PARAMS(n, t))) \
+            { } \
+        /**/
+    #define BOOST_PP_LOCAL_LIMITS (0, BOOST_IOSTREAMS_MAX_FORWARDING_ARITY)
+    #include BOOST_PP_LOCAL_ITERATE()
+    #undef BOOST_PP_LOCAL_MACRO
+
+    template<typename Source>
+    std::streamsize read(Source& src, char_type* s, std::streamsize n)
+    {
+        using namespace std;
+        if (!(state() & f_read))
+            begin_read();
+
+        buffer_type&  buf = pimpl_->buf_;
+        int           status = (state() & f_eof) != 0 ? f_eof : f_good;
+        char_type    *next_s = s,
+                     *end_s = s + n;
+        while (true)
+        {
+            // Invoke filter if there are unconsumed characters in buffer or if
+            // filter must be flushed.
+            bool flush = status == f_eof;
+            if (buf.ptr() != buf.eptr() || flush) {
+                const char_type* next = buf.ptr();
+                bool done =
+                    !filter().filter(next, buf.eptr(), next_s, end_s, flush);
+                buf.ptr() = buf.data() + (next - buf.data());
+                if (done)
+                    return detail::check_eof(static_cast<streamsize>(next_s - s));
+            }
+
+            // If no more characters are available without blocking, or
+            // if read request has been satisfied, return.
+            if ( status == f_would_block && buf.ptr() == buf.eptr() ||
+                 next_s == end_s )
+            {
+                return static_cast<streamsize>(next_s - s);
+            }
+
+            // Fill buffer.
+            if (status == f_good)
+                status = fill(src);
+        }
+    }
+
+    template<typename Sink>
+    std::streamsize write(Sink& snk, const char_type* s, std::streamsize n)
+    {
+        if (!(state() & f_write))
+            begin_write();
+
+        buffer_type&     buf = pimpl_->buf_;
+        const char_type *next_s, *end_s;
+        for (next_s = s, end_s = s + n; next_s != end_s; ) {
+            if (buf.ptr() == buf.eptr() && !flush(snk))
+                break;
+            filter().filter(next_s, end_s, buf.ptr(), buf.eptr(), false);
+        }
+        return static_cast<std::streamsize>(next_s - s);
+    }
+
+    // Give detail::closer<> permission to call close().
+    typedef symmetric_filter<SymmetricFilter, Alloc> self;
+    friend struct detail::closer<self>;
+
+    template<typename Sink>
+    void close(Sink& snk, BOOST_IOS::openmode which)
+    {
+        using namespace std;
+        if ((state() & f_read) && (which & BOOST_IOS::in))
+            close();
+        if ((state() & f_write) && (which & BOOST_IOS::out)) {
+
+            // Repeatedly invoke filter() with no input.
+            detail::closer<self>  closer(*this);
+            buffer_type&          buf = pimpl_->buf_;
+            char                  dummy;
+            const char*           end = &dummy;
+            bool                  again = true;
+            while (again) {
+                if (buf.ptr() != buf.eptr())
+                    again = filter().filter(end, end, buf.ptr(), buf.eptr(), true);
+                flush(snk);
+            }
+        }
+    }
+    SymmetricFilter& filter() { return *pimpl_; }
+    string_type unconsumed_input() const;
+
+// Give impl access to buffer_type on Tru64
+#if !BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590042)) 
+    private:
+#endif
+    typedef detail::buffer<char_type, Alloc> buffer_type;
+private:
+    buffer_type& buf() { return pimpl_->buf_; }
+    const buffer_type& buf() const { return pimpl_->buf_; }
+    int& state() { return pimpl_->state_; }
+    void begin_read();
+    void begin_write();
+
+    template<typename Source>
+    int fill(Source& src)
+    {
+        std::streamsize amt = iostreams::read(src, buf().data(), buf().size());
+        if (amt == -1) {
+            state() |= f_eof;
+            return f_eof;
+        }
+        buf().set(0, amt);
+        return amt == buf().size() ? f_good : f_would_block;
+    }
+
+    // Attempts to write the contents of the buffer the given Sink.
+    // Returns true if at least on character was written.
+    template<typename Sink>
+    bool flush(Sink& snk)
+    {
+        typedef typename iostreams::category_of<Sink>::type  category;
+        typedef is_convertible<category, output>             can_write;
+        return flush(snk, can_write());
+    }
+
+    template<typename Sink>
+    bool flush(Sink& snk, mpl::true_)
+    {
+        using std::streamsize;
+        typedef char_traits<char_type> traits_type;
+        streamsize amt =
+            static_cast<streamsize>(buf().ptr() - buf().data());
+        streamsize result =
+            boost::iostreams::write(snk, buf().data(), amt);
+        if (result < amt && result > 0)
+            traits_type::move(buf().data(), buf().data() + result, amt - result);
+        buf().set(amt - result, buf().size());
+        return result != 0;
+    }
+
+    template<typename Sink>
+    bool flush(Sink& snk, mpl::false_) { return true;}
+
+    void close();
+
+    enum flag_type {
+        f_read   = 1,
+        f_write  = f_read << 1,
+        f_eof    = f_write << 1,
+        f_good,
+        f_would_block
+    };
+
+    struct impl : SymmetricFilter {
+
+    // Expands to a sequence of ctors which forward to SymmetricFilter.
+    #define BOOST_PP_LOCAL_MACRO(n) \
+        BOOST_IOSTREAMS_TEMPLATE_PARAMS(n, T) \
+        impl( int buffer_size BOOST_PP_COMMA_IF(n) \
+              BOOST_PP_ENUM_BINARY_PARAMS(n, const T, &t) ) \
+            : SymmetricFilter(BOOST_PP_ENUM_PARAMS(n, t)), \
+              buf_(buffer_size), state_(0) \
+            { } \
+        /**/
+    #define BOOST_PP_LOCAL_LIMITS (0, BOOST_IOSTREAMS_MAX_FORWARDING_ARITY)
+    #include BOOST_PP_LOCAL_ITERATE()
+    #undef BOOST_PP_LOCAL_MACRO
+
+        buffer_type  buf_;
+        int          state_;
+    };
+
+    shared_ptr<impl> pimpl_;
+};
+BOOST_IOSTREAMS_PIPABLE(symmetric_filter, 2)
+
+//------------------Implementation of symmetric_filter----------------//
+
+template<typename SymmetricFilter, typename Alloc>
+void symmetric_filter<SymmetricFilter, Alloc>::begin_read()
+{
+    assert(!(state() & f_write));
+    state() |= f_read;
+    buf().set(0, 0);
+}
+
+template<typename SymmetricFilter, typename Alloc>
+void symmetric_filter<SymmetricFilter, Alloc>::begin_write()
+{
+    assert(!(state() & f_read));
+    state() |= f_write;
+    buf().set(0, buf().size());
+}
+
+template<typename SymmetricFilter, typename Alloc>
+void symmetric_filter<SymmetricFilter, Alloc>::close()
+{
+    state() = 0;
+    buf().set(0, 0);
+    filter().close();
+}
+
+template<typename SymmetricFilter, typename Alloc>
+typename symmetric_filter<SymmetricFilter, Alloc>::string_type
+symmetric_filter<SymmetricFilter, Alloc>::unconsumed_input() const
+{ return string_type(buf().ptr(), buf().eptr()); }
+
+//----------------------------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>  // MSVC.
+
+#endif // #ifndef BOOST_IOSTREAMS_SYMMETRIC_FILTER_HPP_INCLUDED

boost/boost/iostreams/filter/zlib.hpp

@@ -0,0 +1,415 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Note: custom allocators are not supported on VC6, since that compiler
+// had trouble finding the function zlib_base::do_init.
+
+#ifndef BOOST_IOSTREAMS_ZLIB_HPP_INCLUDED
+#define BOOST_IOSTREAMS_ZLIB_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <cassert>                            
+#include <iosfwd>            // streamsize.                 
+#include <memory>            // allocator, bad_alloc.
+#include <new>          
+#include <boost/config.hpp>  // MSVC, STATIC_CONSTANT, DEDUCED_TYPENAME, DINKUM.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/constants.hpp>   // buffer size.
+#include <boost/iostreams/detail/config/auto_link.hpp>
+#include <boost/iostreams/detail/config/dyn_link.hpp>
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <boost/iostreams/detail/config/zlib.hpp>
+#include <boost/iostreams/detail/ios.hpp>  // failure, streamsize.
+#include <boost/iostreams/filter/symmetric.hpp>                
+#include <boost/iostreams/pipeline.hpp>                
+#include <boost/type_traits/is_same.hpp>
+
+// Must come last.
+#ifdef BOOST_MSVC
+# pragma warning(push)
+# pragma warning(disable:4251 4231 4660)         // Dependencies not exported.
+#endif
+#include <boost/config/abi_prefix.hpp>           
+
+namespace boost { namespace iostreams {
+
+namespace zlib {
+                    // Typedefs
+
+typedef unsigned int uint;
+typedef unsigned char byte;
+typedef unsigned long ulong;
+
+typedef void* (*alloc_func)(void*, zlib::uint, zlib::uint);
+typedef void (*free_func)(void*, void*);
+
+                    // Compression levels
+
+BOOST_IOSTREAMS_DECL extern const int no_compression;
+BOOST_IOSTREAMS_DECL extern const int best_speed;
+BOOST_IOSTREAMS_DECL extern const int best_compression;
+BOOST_IOSTREAMS_DECL extern const int default_compression;
+
+                    // Compression methods
+
+BOOST_IOSTREAMS_DECL extern const int deflated;
+
+                    // Compression strategies
+
+BOOST_IOSTREAMS_DECL extern const int default_strategy;
+BOOST_IOSTREAMS_DECL extern const int filtered;
+BOOST_IOSTREAMS_DECL extern const int huffman_only;
+
+                    // Status codes
+
+BOOST_IOSTREAMS_DECL extern const int okay;
+BOOST_IOSTREAMS_DECL extern const int stream_end;
+BOOST_IOSTREAMS_DECL extern const int stream_error;
+BOOST_IOSTREAMS_DECL extern const int version_error;
+BOOST_IOSTREAMS_DECL extern const int data_error;
+BOOST_IOSTREAMS_DECL extern const int mem_error;
+BOOST_IOSTREAMS_DECL extern const int buf_error;
+
+                    // Flush codes
+
+BOOST_IOSTREAMS_DECL extern const int finish;
+BOOST_IOSTREAMS_DECL extern const int no_flush;
+BOOST_IOSTREAMS_DECL extern const int sync_flush;
+
+                    // Code for current OS
+
+//BOOST_IOSTREAMS_DECL extern const int os_code;
+
+                    // Null pointer constant.
+
+const int null                               = 0;
+
+                    // Default values
+
+const int default_window_bits                = 15;
+const int default_mem_level                  = 8;
+const bool default_crc                       = false;
+const bool default_noheader                  = false;
+
+} // End namespace zlib. 
+
+//
+// Class name: zlib_params.
+// Description: Encapsulates the parameters passed to deflateInit2
+//      and inflateInit2 to customize compression and decompression.
+//
+struct zlib_params {
+
+    // Non-explicit constructor.
+    zlib_params( int level           = zlib::default_compression,
+                 int method          = zlib::deflated,
+                 int window_bits     = zlib::default_window_bits, 
+                 int mem_level       = zlib::default_mem_level, 
+                 int strategy        = zlib::default_strategy,
+                 bool noheader       = zlib::default_noheader,
+                 bool calculate_crc  = zlib::default_crc )
+        : level(level), method(method), window_bits(window_bits),
+          mem_level(mem_level), strategy(strategy),  
+          noheader(noheader), calculate_crc(calculate_crc)
+        { }
+    int level;
+    int method;
+    int window_bits;
+    int mem_level;
+    int strategy;
+    bool noheader;
+    bool calculate_crc;
+};
+
+//
+// Class name: zlib_error.
+// Description: Subclass of std::ios::failure thrown to indicate
+//     zlib errors other than out-of-memory conditions.
+//
+class BOOST_IOSTREAMS_DECL zlib_error : public BOOST_IOSTREAMS_FAILURE {
+public:
+    explicit zlib_error(int error);
+    int error() const { return error_; }
+    static void check(int error);
+private:
+    int error_;
+};
+
+namespace detail {
+
+template<typename Alloc>
+struct zlib_allocator_traits {
+#ifndef BOOST_NO_STD_ALLOCATOR
+    typedef typename Alloc::template rebind<char>::other type;
+#else
+    typedef std::allocator<char> type;
+#endif
+};
+
+template< typename Alloc,
+          typename Base = // VC6 workaround (C2516)
+              BOOST_DEDUCED_TYPENAME zlib_allocator_traits<Alloc>::type >
+struct zlib_allocator : private Base {
+private:
+    typedef typename Base::size_type size_type;
+public:
+    BOOST_STATIC_CONSTANT(bool, custom = 
+        (!is_same<std::allocator<char>, Base>::value));
+    typedef typename zlib_allocator_traits<Alloc>::type allocator_type;
+    static void* allocate(void* self, zlib::uint items, zlib::uint size);
+    static void deallocate(void* self, void* address);
+};
+
+class BOOST_IOSTREAMS_DECL zlib_base { 
+public:
+    typedef char char_type;
+protected:
+    zlib_base();
+    ~zlib_base();
+    void* stream() { return stream_; }
+    template<typename Alloc> 
+    void init( const zlib_params& p, 
+               bool compress,
+               zlib_allocator<Alloc>& zalloc )
+        {
+            bool custom = zlib_allocator<Alloc>::custom;
+            do_init( p, compress,
+                     #if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+                         custom ? zlib_allocator<Alloc>::allocate : 0,
+                         custom ? zlib_allocator<Alloc>::deallocate : 0,
+                     #endif
+                     &zalloc );
+        }
+    void before( const char*& src_begin, const char* src_end,
+                 char*& dest_begin, char* dest_end );
+    void after( const char*& src_begin, char*& dest_begin, 
+                bool compress );
+    int deflate(int flush);
+    int inflate(int flush);
+    void reset(bool compress, bool realloc);
+public:
+    zlib::ulong crc() const { return crc_; }
+    int total_in() const { return total_in_; }
+    int total_out() const { return total_out_; }
+private:
+    void do_init( const zlib_params& p, bool compress, 
+                  #if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+                      zlib::alloc_func, 
+                      zlib::free_func, 
+                  #endif
+                  void* derived );
+    void*        stream_;         // Actual type: z_stream*.
+    bool         calculate_crc_;
+    zlib::ulong  crc_;
+    int          total_in_;
+    int          total_out_;
+};
+
+//
+// Template name: zlib_compressor_impl
+// Description: Model of C-Style Filte implementing compression by
+//      delegating to the zlib function deflate.
+//
+template<typename Alloc = std::allocator<char> >
+class zlib_compressor_impl : public zlib_base, public zlib_allocator<Alloc> { 
+public: 
+    zlib_compressor_impl(const zlib_params& = zlib::default_compression);
+    ~zlib_compressor_impl();
+    bool filter( const char*& src_begin, const char* src_end,
+                 char*& dest_begin, char* dest_end, bool flush );
+    void close();
+};
+
+//
+// Template name: zlib_compressor
+// Description: Model of C-Style Filte implementing decompression by
+//      delegating to the zlib function inflate.
+//
+template<typename Alloc = std::allocator<char> >
+class zlib_decompressor_impl : public zlib_base, public zlib_allocator<Alloc> {
+public:
+    zlib_decompressor_impl(const zlib_params&);
+    zlib_decompressor_impl(int window_bits = zlib::default_window_bits);
+    ~zlib_decompressor_impl();
+    bool filter( const char*& begin_in, const char* end_in,
+                 char*& begin_out, char* end_out, bool flush );
+    void close();
+};
+
+} // End namespace detail.
+
+//
+// Template name: zlib_compressor
+// Description: Model of InputFilter and OutputFilter implementing
+//      compression using zlib.
+//
+template<typename Alloc = std::allocator<char> >
+struct basic_zlib_compressor 
+    : symmetric_filter<detail::zlib_compressor_impl<Alloc>, Alloc> 
+{
+private:
+    typedef detail::zlib_compressor_impl<Alloc>         impl_type;
+    typedef symmetric_filter<impl_type, Alloc>  base_type;
+public:
+    typedef typename base_type::char_type               char_type;
+    typedef typename base_type::category                category;
+    basic_zlib_compressor( const zlib_params& = zlib::default_compression, 
+                           int buffer_size = default_device_buffer_size );
+    zlib::ulong crc() { return this->filter().crc(); }
+    int total_in() {  return this->filter().total_in(); }
+};
+BOOST_IOSTREAMS_PIPABLE(basic_zlib_compressor, 1)
+
+typedef basic_zlib_compressor<> zlib_compressor;
+
+//
+// Template name: zlib_decompressor
+// Description: Model of InputFilter and OutputFilter implementing
+//      decompression using zlib.
+//
+template<typename Alloc = std::allocator<char> >
+struct basic_zlib_decompressor 
+    : symmetric_filter<detail::zlib_decompressor_impl<Alloc>, Alloc> 
+{
+private:
+    typedef detail::zlib_decompressor_impl<Alloc>       impl_type;
+    typedef symmetric_filter<impl_type, Alloc>  base_type;
+public:
+    typedef typename base_type::char_type               char_type;
+    typedef typename base_type::category                category;
+    basic_zlib_decompressor( int window_bits = zlib::default_window_bits,
+                             int buffer_size = default_device_buffer_size );
+    basic_zlib_decompressor( const zlib_params& p,
+                             int buffer_size = default_device_buffer_size );
+    zlib::ulong crc() { return this->filter().crc(); }
+    int total_out() {  return this->filter().total_out(); }
+};
+BOOST_IOSTREAMS_PIPABLE(basic_zlib_decompressor, 1)
+
+typedef basic_zlib_decompressor<> zlib_decompressor;
+
+//----------------------------------------------------------------------------//
+
+//------------------Implementation of zlib_allocator--------------------------//
+
+namespace detail {
+
+template<typename Alloc, typename Base>
+void* zlib_allocator<Alloc, Base>::allocate
+    (void* self, zlib::uint items, zlib::uint size)
+{ 
+    size_type len = items * size;
+    char* ptr = 
+        static_cast<allocator_type*>(self)->allocate
+            (len + sizeof(size_type)
+            #if BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, == 1)
+                , (char*)0
+            #endif
+            );
+    *reinterpret_cast<size_type*>(ptr) = len;
+    return ptr + sizeof(size_type);
+}
+
+template<typename Alloc, typename Base>
+void zlib_allocator<Alloc, Base>::deallocate(void* self, void* address)
+{ 
+    char* ptr = reinterpret_cast<char*>(address) - sizeof(size_type);
+    size_type len = *reinterpret_cast<size_type*>(ptr) + sizeof(size_type);
+    static_cast<allocator_type*>(self)->deallocate(ptr, len); 
+}
+
+//------------------Implementation of zlib_compressor_impl--------------------//
+
+template<typename Alloc>
+zlib_compressor_impl<Alloc>::zlib_compressor_impl(const zlib_params& p)
+{ init(p, true, static_cast<zlib_allocator<Alloc>&>(*this)); }
+
+template<typename Alloc>
+zlib_compressor_impl<Alloc>::~zlib_compressor_impl()
+{ reset(true, false); }
+
+template<typename Alloc>
+bool zlib_compressor_impl<Alloc>::filter
+    ( const char*& src_begin, const char* src_end,
+      char*& dest_begin, char* dest_end, bool flush )
+{
+    before(src_begin, src_end, dest_begin, dest_end);
+    int result = deflate(flush ? zlib::finish : zlib::no_flush);
+    after(src_begin, dest_begin, true);
+    zlib_error::check(result);
+    return result != zlib::stream_end; 
+}
+
+template<typename Alloc>
+void zlib_compressor_impl<Alloc>::close() { reset(true, true); }
+
+//------------------Implementation of zlib_decompressor_impl------------------//
+
+template<typename Alloc>
+zlib_decompressor_impl<Alloc>::zlib_decompressor_impl(const zlib_params& p)
+{ init(p, false, static_cast<zlib_allocator<Alloc>&>(*this)); }
+
+template<typename Alloc>
+zlib_decompressor_impl<Alloc>::~zlib_decompressor_impl()
+{ reset(false, false); }
+
+template<typename Alloc>
+zlib_decompressor_impl<Alloc>::zlib_decompressor_impl(int window_bits)
+{ 
+    zlib_params p;
+    p.window_bits = window_bits;
+    init(p, false, static_cast<zlib_allocator<Alloc>&>(*this)); 
+}
+
+template<typename Alloc>
+bool zlib_decompressor_impl<Alloc>::filter
+    ( const char*& src_begin, const char* src_end,
+      char*& dest_begin, char* dest_end, bool /* flush */ )
+{
+    before(src_begin, src_end, dest_begin, dest_end);
+    int result = inflate(zlib::sync_flush);
+    after(src_begin, dest_begin, false);
+    zlib_error::check(result);
+    return result != zlib::stream_end;
+}
+
+template<typename Alloc>
+void zlib_decompressor_impl<Alloc>::close() { reset(false, true); }
+
+} // End namespace detail.
+
+//------------------Implementation of zlib_decompressor-----------------------//
+
+template<typename Alloc>
+basic_zlib_compressor<Alloc>::basic_zlib_compressor
+    (const zlib_params& p, int buffer_size) 
+    : base_type(buffer_size, p) { }
+
+//------------------Implementation of zlib_decompressor-----------------------//
+
+template<typename Alloc>
+basic_zlib_decompressor<Alloc>::basic_zlib_decompressor
+    (int window_bits, int buffer_size) 
+    : base_type(buffer_size, window_bits) { }
+
+template<typename Alloc>
+basic_zlib_decompressor<Alloc>::basic_zlib_decompressor
+    (const zlib_params& p, int buffer_size) 
+    : base_type(buffer_size, p) { }
+
+//----------------------------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/config/abi_suffix.hpp> // Pops abi_suffix.hpp pragmas.
+#ifdef BOOST_MSVC
+# pragma warning(pop)
+#endif
+
+#endif // #ifndef BOOST_IOSTREAMS_ZLIB_HPP_INCLUDED

boost/boost/iostreams/filtering_stream.hpp

@@ -0,0 +1,148 @@
+// (C) Copyright Jonathan Turkanis 2004
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_FILTER_STREAM_HPP_INCLUDED
+#define BOOST_IOSTREAMS_FILTER_STREAM_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <memory>                                     // allocator.
+#include <boost/iostreams/detail/access_control.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/iostream.hpp>        // standard streams.
+#include <boost/iostreams/detail/push.hpp>
+#include <boost/iostreams/detail/select.hpp>
+#include <boost/iostreams/detail/streambuf.hpp>       // pubsync.
+#include <boost/iostreams/filtering_streambuf.hpp>
+#include <boost/mpl/and.hpp>
+#include <boost/mpl/bool.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>  // MSVC.
+
+namespace boost { namespace iostreams {
+
+//--------------Definition of filtered_istream--------------------------------//
+
+namespace detail {
+
+template<typename Mode, typename Ch, typename Tr>
+struct filtering_stream_traits {
+    typedef typename 
+            iostreams::select<  // Disambiguation for Tru64  
+                mpl::and_< 
+                    is_convertible<Mode, input>, 
+                    is_convertible<Mode, output> 
+                >,          
+                BOOST_IOSTREAMS_BASIC_IOSTREAM(Ch, Tr),
+                is_convertible<Mode, input>, 
+                BOOST_IOSTREAMS_BASIC_ISTREAM(Ch, Tr),
+                else_,        
+                BOOST_IOSTREAMS_BASIC_OSTREAM(Ch, Tr)
+            >::type type;
+};
+
+template<typename Chain, typename Access>
+class filtering_stream_base 
+    : public access_control<
+                 boost::iostreams::detail::chain_client<Chain>,
+                 Access
+             >,
+      public filtering_stream_traits<
+                 typename Chain::mode, 
+                 typename Chain::char_type, 
+                 typename Chain::traits_type
+             >::type
+{
+public:
+    typedef Chain                                         chain_type;
+    typedef access_control<
+                 boost::iostreams::detail::chain_client<Chain>,
+                 Access
+             >                                            client_type;
+protected:
+    typedef typename 
+            filtering_stream_traits<
+                 typename Chain::mode, 
+                 typename Chain::char_type, 
+                 typename Chain::traits_type
+            >::type                                       stream_type;
+    filtering_stream_base() : stream_type(0) { this->set_chain(&chain_); }
+private:
+    void notify() { this->rdbuf(chain_.empty() ? 0 : &chain_.front()); }
+    Chain chain_;
+};
+
+} // End namespace detail.
+
+//
+// Macro: BOOST_IOSTREAMS_DEFINE_FILTER_STREAM(name_, chain_type_, default_char_)
+// Description: Defines a template derived from std::basic_streambuf which uses
+//      a chain to perform i/o. The template has the following parameters:
+//      Mode - the i/o mode.
+//      Ch - The character type.
+//      Tr - The character traits type.
+//      Alloc - The allocator type.
+//      Access - Indicates accessibility of the chain interface; must be either
+//          public_ or protected_; defaults to public_.
+// Macro parameters:
+//      name_ - The name of the template to be defined.
+//      chain_type_ - The name of the chain template.
+//      default_char_ - The default value for the char template parameter.
+//
+#define BOOST_IOSTREAMS_DEFINE_FILTER_STREAM(name_, chain_type_, default_char_) \
+    template< typename Mode, \
+              typename Ch = default_char_, \
+              typename Tr = BOOST_IOSTREAMS_CHAR_TRAITS(Ch), \
+              typename Alloc = std::allocator<Ch>, \
+              typename Access = public_ > \
+    class name_ \
+        : public boost::iostreams::detail::filtering_stream_base< \
+                     chain_type_<Mode, Ch, Tr, Alloc>, Access \
+                 > \
+    { \
+    public: \
+        typedef Ch                                char_type; \
+        BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr) \
+        typedef Mode                              mode; \
+        typedef chain_type_<Mode, Ch, Tr, Alloc>  chain_type; \
+        name_() { } \
+        BOOST_IOSTREAMS_DEFINE_PUSH_CONSTRUCTOR(name_, mode, Ch, push_impl) \
+        ~name_() { \
+            if (this->is_complete()) \
+                 this->rdbuf()->BOOST_IOSTREAMS_PUBSYNC(); \
+        } \
+    private: \
+        typedef access_control< \
+                    boost::iostreams::detail::chain_client< \
+                        chain_type_<Mode, Ch, Tr, Alloc> \
+                    >, \
+                    Access \
+                > client_type; \
+        template<typename T> \
+        void push_impl(const T& t BOOST_IOSTREAMS_PUSH_PARAMS()) \
+        { client_type::push(t BOOST_IOSTREAMS_PUSH_ARGS()); } \
+    }; \
+    /**/    
+BOOST_IOSTREAMS_DEFINE_FILTER_STREAM(filtering_stream, boost::iostreams::chain, char)
+BOOST_IOSTREAMS_DEFINE_FILTER_STREAM(wfiltering_stream, boost::iostreams::chain, wchar_t)  
+
+typedef filtering_stream<input>    filtering_istream;
+typedef filtering_stream<output>   filtering_ostream;
+typedef wfiltering_stream<input>   filtering_wistream;
+typedef wfiltering_stream<output>  filtering_wostream;
+
+//----------------------------------------------------------------------------//
+
+} } // End namespace iostreams, boost
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp> // MSVC
+
+#endif // #ifndef BOOST_IOSTREAMS_FILTER_STREAM_HPP_INCLUDED

boost/boost/iostreams/filtering_streambuf.hpp

@@ -0,0 +1,64 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_FILTERING_STREAMBUF_HPP_INCLUDED
+#define BOOST_IOSTREAMS_FILTERING_STREAMBUF_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <exception>
+#include <memory>                               // allocator.
+#include <boost/iostreams/chain.hpp>
+#include <boost/iostreams/detail/access_control.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/push.hpp>
+#include <boost/iostreams/detail/streambuf.hpp> // pubsync.
+#include <boost/iostreams/detail/streambuf/chainbuf.hpp>
+#include <boost/mpl/if.hpp>                    
+
+namespace boost { namespace iostreams {
+
+//
+// Macro: BOOST_IOSTREAMS_DEFINE_FILTERBUF(name_, chain_type_, default_char_)
+// Description: Defines a template derived from std::basic_streambuf which uses
+//      a chain to perform i/o. The template has the following parameters:
+//      Ch - The character type.
+//      Tr - The character traits type.
+//      Alloc - The allocator type.
+//      Access - Indicates accessibility of the chain interface; must be either
+//          public_ or protected_; defaults to public_.
+//
+#define BOOST_IOSTREAMS_DEFINE_FILTER_STREAMBUF(name_, chain_type_, default_char_) \
+    template< typename Mode, typename Ch = default_char_, \
+              typename Tr = BOOST_IOSTREAMS_CHAR_TRAITS(Ch), \
+              typename Alloc = std::allocator<Ch>, typename Access = public_ > \
+    class name_ : public boost::iostreams::detail::chainbuf< \
+                             chain_type_<Mode, Ch, Tr, Alloc>, Mode, Access \
+                         > \
+    { \
+    public: \
+        typedef Ch                                             char_type; \
+        BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr) \
+        typedef Mode                                           mode; \
+        typedef chain_type_<Mode, Ch, Tr, Alloc>               chain_type; \
+        name_() { } \
+        BOOST_IOSTREAMS_DEFINE_PUSH_CONSTRUCTOR(name_, mode, Ch, push_impl) \
+        ~name_() { if (this->is_complete()) this->BOOST_IOSTREAMS_PUBSYNC(); } \
+    }; \
+    /**/ 
+BOOST_IOSTREAMS_DEFINE_FILTER_STREAMBUF(filtering_streambuf, boost::iostreams::chain, char)
+BOOST_IOSTREAMS_DEFINE_FILTER_STREAMBUF(filtering_wstreambuf, boost::iostreams::chain, wchar_t)
+
+typedef filtering_streambuf<input>    filtering_istreambuf;
+typedef filtering_streambuf<output>   filtering_ostreambuf;
+typedef filtering_wstreambuf<input>   filtering_wistreambuf;
+typedef filtering_wstreambuf<output>  filtering_wostreambuf;
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_FILTERING_STREAMBUF_HPP_INCLUDED

boost/boost/iostreams/flush.hpp

@@ -0,0 +1,124 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_FLUSH_HPP_INCLUDED
+#define BOOST_IOSTREAMS_FLUSH_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/dispatch.hpp>
+#include <boost/iostreams/detail/streambuf.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/operations_fwd.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/mpl/if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T>
+struct flush_device_impl;
+
+template<typename T>
+struct flush_filter_impl;
+
+} // End namespace detail.
+
+template<typename T>
+bool flush(T& t)
+{ return detail::flush_device_impl<T>::flush(detail::unwrap(t)); }
+
+template<typename T, typename Sink>
+bool flush(T& t, Sink& snk)
+{ return detail::flush_filter_impl<T>::flush(detail::unwrap(t), snk); }
+
+namespace detail {
+
+//------------------Definition of flush_device_impl---------------------------//
+
+template<typename T>
+struct flush_device_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          flush_device_impl<
+              BOOST_DEDUCED_TYPENAME
+              dispatch<
+                  T, ostream_tag, streambuf_tag, flushable_tag, any_tag
+              >::type
+          >
+      >::type
+    { };
+
+template<>
+struct flush_device_impl<ostream_tag> {
+    template<typename T>
+    static bool flush(T& t)
+    { return t.rdbuf()->BOOST_IOSTREAMS_PUBSYNC() == 0; }
+};
+
+template<>
+struct flush_device_impl<streambuf_tag> {
+    template<typename T>
+    static bool flush(T& t)
+    { return t.BOOST_IOSTREAMS_PUBSYNC() == 0; }
+};
+
+template<>
+struct flush_device_impl<flushable_tag> {
+    template<typename T>
+    static bool flush(T& t) { return t.flush(); }
+};
+
+template<>
+struct flush_device_impl<any_tag> {
+    template<typename T>
+    static bool flush(T&) { return true; }
+};
+
+//------------------Definition of flush_filter_impl---------------------------//
+
+template<typename T>
+struct flush_filter_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          flush_filter_impl<
+              BOOST_DEDUCED_TYPENAME
+              dispatch<
+                  T, flushable_tag, any_tag
+              >::type
+          >
+      >::type
+    { };
+
+template<>
+struct flush_filter_impl<flushable_tag> {
+    template<typename T, typename Sink>
+    static bool flush(T& t, Sink& snk) { return t.flush(snk); }
+};
+
+template<>
+struct flush_filter_impl<any_tag> {
+    template<typename T, typename Sink>
+    static bool flush(T&, Sink&) { return false; }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_FLUSH_HPP_INCLUDED

boost/boost/iostreams/get.hpp

@@ -0,0 +1,16 @@
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_GET_HPP_INCLUDED
+#define BOOST_IOSTREAMS_GET_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/iostreams/read.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_GET_HPP_INCLUDED

boost/boost/iostreams/imbue.hpp

@@ -0,0 +1,81 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/dispatch.hpp>
+#include <boost/iostreams/detail/streambuf.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/operations_fwd.hpp>
+#include <boost/mpl/if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+namespace boost { namespace iostreams { 
+
+namespace detail {
+
+// Implementation templates for simulated tag dispatch.
+template<typename T> 
+struct imbue_impl;
+
+} // End namespace detail.
+
+template<typename T, typename Locale>
+void imbue(T& t, const Locale& loc)
+{ detail::imbue_impl<T>::imbue(detail::unwrap(t), loc); }
+
+namespace detail {
+
+//------------------Definition of imbue_impl----------------------------------//
+
+template<typename T>
+struct imbue_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          imbue_impl<
+              BOOST_DEDUCED_TYPENAME
+              dispatch<
+                  T, streambuf_tag, localizable_tag, any_tag
+              >::type
+          >
+      >::type
+    { };
+
+template<>
+struct imbue_impl<any_tag> {
+    template<typename T, typename Locale>
+    static void imbue(T&, const Locale&) { }
+};
+
+template<>
+struct imbue_impl<streambuf_tag> {
+    template<typename T, typename Locale>
+    static void imbue(T& t, const Locale& loc) { t.pubimbue(loc); }
+};
+
+template<>
+struct imbue_impl<localizable_tag> {
+    template<typename T, typename Locale>
+    static void imbue(T& t, const Locale& loc) { t.imbue(loc); }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED

boost/boost/iostreams/input_sequence.hpp

@@ -0,0 +1,70 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_INPUT_SEQUENCE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_INPUT_SEQUENCE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <utility>           // pair.
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/mpl/if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T>
+struct input_sequence_impl;
+
+} // End namespace detail.
+
+template<typename T>
+inline std::pair<
+    BOOST_DEDUCED_TYPENAME char_type_of<T>::type*,
+    BOOST_DEDUCED_TYPENAME char_type_of<T>::type*
+>
+input_sequence(T& t)
+{ return detail::input_sequence_impl<T>::input_sequence(t); }
+
+namespace detail {
+
+//------------------Definition of direct_impl-------------------------------//
+
+template<typename T>
+struct input_sequence_impl
+    : mpl::if_<
+          detail::is_custom<T>,
+          operations<T>,
+          input_sequence_impl<direct_tag>
+      >::type
+    { };
+
+template<>
+struct input_sequence_impl<direct_tag> {
+    template<typename U>
+    static std::pair<
+        BOOST_DEDUCED_TYPENAME char_type_of<U>::type*,
+        BOOST_DEDUCED_TYPENAME char_type_of<U>::type*
+    >
+    input_sequence(U& u) { return u.input_sequence(); }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_INPUT_SEQUENCE_HPP_INCLUDED

boost/boost/iostreams/operations.hpp

@@ -0,0 +1,25 @@
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_OPERATIONS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_OPERATIONS_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/iostreams/operations_fwd.hpp>
+#include <boost/iostreams/close.hpp>
+#include <boost/iostreams/flush.hpp>
+#include <boost/iostreams/imbue.hpp>
+#include <boost/iostreams/input_sequence.hpp>
+#include <boost/iostreams/optimal_buffer_size.hpp>
+#include <boost/iostreams/output_sequence.hpp>
+#include <boost/iostreams/read.hpp>
+#include <boost/iostreams/seek.hpp>
+#include <boost/iostreams/write.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_OPERATIONS_HPP_INCLUDED

boost/boost/iostreams/operations_fwd.hpp

@@ -0,0 +1,40 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_OPERATIONS_FWD_HPP_INCLUDED
+#define BOOST_IOSTREAMS_OPERATIONS_FWD_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/mpl/not.hpp>
+#include <boost/type_traits/is_base_and_derived.hpp>
+
+namespace boost { namespace iostreams {
+
+template<typename T>
+struct operations;
+
+namespace detail {
+
+struct custom_tag { };
+
+template<typename T>
+struct is_custom
+    : mpl::not_<
+          is_base_and_derived< custom_tag, operations<T> >
+      >
+    { };
+
+} // End namespace detail.
+
+template<typename T>
+struct operations : detail::custom_tag { };
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_OPERATIONS_FWD_HPP_INCLUDED //--------------//

boost/boost/iostreams/optimal_buffer_size.hpp

@@ -0,0 +1,86 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_OPTIMAL_BUFFER_SIZE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_OPTIMAL_BUFFER_SIZE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/constants.hpp>  // constants.
+#include <boost/iostreams/detail/dispatch.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/operations_fwd.hpp>
+#include <boost/mpl/if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T>
+struct optimal_buffer_size_impl;
+
+} // End namespace detail.
+
+template<typename T>
+std::streamsize optimal_buffer_size(const T& t)
+{
+    typedef detail::optimal_buffer_size_impl<T> impl;
+    return impl::optimal_buffer_size(detail::unwrap(t));
+}
+
+namespace detail {
+
+//------------------Definition of optimal_buffer_size_impl--------------------//
+
+template<typename T>
+struct optimal_buffer_size_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          optimal_buffer_size_impl<
+              BOOST_DEDUCED_TYPENAME
+              dispatch<
+                  T, optimally_buffered_tag, device_tag, filter_tag
+              >::type
+          >
+      >::type
+    { };
+
+template<>
+struct optimal_buffer_size_impl<optimally_buffered_tag> {
+    template<typename T>
+    static std::streamsize optimal_buffer_size(const T& t)
+    { return t.optimal_buffer_size(); }
+};
+
+template<>
+struct optimal_buffer_size_impl<device_tag> {
+    template<typename T>
+    static std::streamsize optimal_buffer_size(const T&)
+    { return default_device_buffer_size; }
+};
+
+template<>
+struct optimal_buffer_size_impl<filter_tag> {
+    template<typename T>
+    static std::streamsize optimal_buffer_size(const T&)
+    { return default_filter_buffer_size; }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_OPTIMAL_BUFFER_SIZE_HPP_INCLUDED

boost/boost/iostreams/output_sequence.hpp

@@ -0,0 +1,70 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_OUTPUT_SEQUENCE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_OUTPUT_SEQUENCE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <utility>           // pair.
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/mpl/if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T>
+struct output_sequence_impl;
+
+} // End namespace detail.
+
+template<typename T>
+inline std::pair<
+    BOOST_DEDUCED_TYPENAME char_type_of<T>::type*,
+    BOOST_DEDUCED_TYPENAME char_type_of<T>::type*
+>
+output_sequence(T& t)
+{ return detail::output_sequence_impl<T>::output_sequence(t); }
+
+namespace detail {
+
+//------------------Definition of output_sequence_impl------------------------//
+
+template<typename T>
+struct output_sequence_impl
+    : mpl::if_<
+          detail::is_custom<T>,
+          operations<T>,
+          output_sequence_impl<direct_tag>
+      >::type
+    { };
+
+template<>
+struct output_sequence_impl<direct_tag> {
+    template<typename U>
+    static std::pair<
+        BOOST_DEDUCED_TYPENAME char_type_of<U>::type*,
+        BOOST_DEDUCED_TYPENAME char_type_of<U>::type*
+    >
+    output_sequence(U& u) { return u.output_sequence(); }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_OUTPUT_SEQUENCE_HPP_INCLUDED

boost/boost/iostreams/pipeline.hpp

@@ -0,0 +1,125 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_PIPABLE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_PIPABLE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp> // BOOST_MSVC.
+#include <boost/detail/workaround.hpp>           
+#include <boost/iostreams/detail/template_params.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/mpl/bool.hpp>
+#include <boost/preprocessor/punctuation/comma_if.hpp>
+#include <boost/preprocessor/repetition/enum_params.hpp>
+#include <boost/static_assert.hpp>
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+# include <boost/type_traits/is_base_and_derived.hpp>
+#endif
+
+#define BOOST_IOSTREAMS_PIPABLE(filter, arity) \
+    template< BOOST_PP_ENUM_PARAMS(arity, typename T) \
+              BOOST_PP_COMMA_IF(arity) typename Component> \
+    ::boost::iostreams::pipeline< \
+        ::boost::iostreams::detail::pipeline_segment< \
+            filter BOOST_IOSTREAMS_TEMPLATE_ARGS(arity, T) \
+        >, \
+        Component \
+    > operator|( const filter BOOST_IOSTREAMS_TEMPLATE_ARGS(arity, T)& f, \
+                 const Component& c ) \
+    { \
+        typedef ::boost::iostreams::detail::pipeline_segment< \
+                    filter BOOST_IOSTREAMS_TEMPLATE_ARGS(arity, T) \
+                > segment; \
+        return ::boost::iostreams::pipeline<segment, Component> \
+                   (segment(f), c); \
+    } \
+    /**/
+
+namespace boost { namespace iostreams {
+
+template<typename Pipeline, typename Component>
+struct pipeline;
+    
+namespace detail {
+
+#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) 
+    struct pipeline_base { };
+
+    template<typename T>
+    struct is_pipeline 
+        : is_base_and_derived<pipeline_base, T>
+        { };
+#endif 
+#if BOOST_WORKAROUND(__BORLANDC__, < 0x600)
+    template<typename T>
+    struct is_pipeline : mpl::false_ { };
+
+    template<typename Pipeline, typename Component>
+    struct is_pipeline< pipeline<Pipeline, Component> > : mpl::true_ { };
+#endif
+
+template<typename Component>
+class pipeline_segment 
+#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
+    : pipeline_base 
+#endif 
+{
+public:
+    pipeline_segment(const Component& component) 
+        : component_(component) 
+        { }
+    template<typename Fn>
+    void for_each(Fn fn) const { fn(component_); }
+    template<typename Chain>
+    void push(Chain& chn) const { chn.push(component_); }
+private:
+    const Component& component_;
+};
+
+} // End namespace detail.
+                    
+//------------------Definition of Pipeline------------------------------------//
+
+template<typename Pipeline, typename Component>
+struct pipeline : Pipeline {
+    typedef Pipeline   pipeline_type;
+    typedef Component  component_type;
+    pipeline(const Pipeline& p, const Component& component)
+        : Pipeline(p), component_(component)
+        { }
+    template<typename Fn>
+    void for_each(Fn fn) const
+    {
+        Pipeline::for_each(fn);
+        fn(component_);
+    }
+    template<typename Chain>
+    void push(Chain& chn) const
+    { 
+        Pipeline::push(chn);
+        chn.push(component_);
+    }
+    const Pipeline& tail() const { return *this; }
+    const Component& head() const { return component_; }
+private:
+    const Component& component_;
+};
+
+template<typename Pipeline, typename Filter, typename Component>
+pipeline<pipeline<Pipeline, Filter>, Component>
+operator|(const pipeline<Pipeline, Filter>& p, const Component& cmp)
+{
+    BOOST_STATIC_ASSERT(is_filter<Filter>::value);
+    return pipeline<pipeline<Pipeline, Filter>, Component>(p, cmp);
+}
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_PIPABLE_HPP_INCLUDED

boost/boost/iostreams/positioning.hpp

@@ -0,0 +1,97 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Thanks to Gareth Sylvester-Bradley for the Dinkumware versions of the
+// positioning functions.
+
+#ifndef BOOST_IOSTREAMS_POSITIONING_HPP_INCLUDED
+#define BOOST_IOSTREAMS_POSITIONING_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/cstdint.hpp>
+#include <boost/integer_traits.hpp>
+#include <boost/iostreams/detail/config/codecvt.hpp> // mbstate_t.
+#include <boost/iostreams/detail/ios.hpp> // streamoff, streampos.
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp> 
+
+namespace boost { namespace iostreams {
+
+typedef boost::intmax_t stream_offset;
+
+inline std::streamoff stream_offset_to_streamoff(stream_offset off)
+{ return static_cast<stream_offset>(off); }
+
+template<typename PosType> // Hande custom pos_type's.
+inline stream_offset position_to_offset(PosType pos)
+{ return std::streamoff(pos); }
+
+#if ((defined(_YVALS) && !defined(__IBMCPP__)) || defined(_CPPLIB_VER)) && \
+     !defined(__SGI_STL_PORT) && !defined(_STLPORT_VERSION) \
+     && !defined(__QNX__) \
+   /**/
+
+        /* Dinkumware */
+
+inline std::streampos offset_to_position(stream_offset off)
+{
+    // Use implementation-specific constructor.
+    return std::streampos(std::mbstate_t(), off);
+}
+
+inline stream_offset fpos_t_to_offset(fpos_t pos)
+{ // Helper function.
+#if defined(_POSIX_) || (_INTEGRAL_MAX_BITS >= 64)
+    return pos;
+#else
+    return _FPOSOFF(pos);
+#endif
+}
+
+# if defined(_CPPLIB_VER) //--------------------------------------------------//
+
+        /* Recent Dinkumware */
+
+inline stream_offset position_to_offset(std::streampos pos)
+{
+    // Use implementation-specific member function seekpos().
+    return fpos_t_to_offset(pos.seekpos()) +
+           stream_offset(std::streamoff(pos)) -
+           stream_offset(std::streamoff(pos.seekpos()));
+}
+
+# else // # if defined(_CPPLIB_VER) //----------------------------------------//
+
+        /* Old Dinkumware */
+
+inline stream_offset position_to_offset(std::streampos pos)
+{
+    // use implementation-specific member function get_fpos_t().
+    return fpos_t_to_offset(pos.get_fpos_t()) +
+           stream_offset(std::streamoff(pos)) -
+           stream_offset(std::streamoff(pos.get_fpos_t()));
+}
+
+# endif // # if defined(_CPPLIB_VER) //---------------------------------------//
+#else // Dinkumware //--------------------------------------------------------//
+
+        /* Non-Dinkumware */
+
+inline std::streampos offset_to_position(stream_offset off) { return off; }
+
+inline stream_offset position_to_offset(std::streampos pos) { return pos; }
+
+#endif // Dinkumware //-------------------------------------------------------//
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp> 
+
+#endif // #ifndef BOOST_IOSTREAMS_POSITIONING_HPP_INCLUDED

boost/boost/iostreams/put.hpp

@@ -0,0 +1,16 @@
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_PUT_HPP_INCLUDED
+#define BOOST_IOSTREAMS_PUT_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/iostreams/write.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_PUT_HPP_INCLUDED

boost/boost/iostreams/read.hpp

@@ -0,0 +1,246 @@
+// (C) Copyright Jonathan Turkanis 2005.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_READ_HPP_INCLUDED
+#define BOOST_IOSTREAMS_READ_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/char_traits.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/dispatch.hpp>
+#include <boost/iostreams/detail/ios.hpp>  // streamsize.
+#include <boost/iostreams/detail/streambuf.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/operations_fwd.hpp>
+#include <boost/mpl/if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //-----------------------------------//
+# include <boost/iostreams/detail/vc6/read.hpp>
+#else // #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //--------------------------//
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T>
+struct read_device_impl;
+
+template<typename T>
+struct read_filter_impl;
+
+} // End namespace detail.
+
+template<typename T>
+typename int_type_of<T>::type get(T& t)
+{ return detail::read_device_impl<T>::get(detail::unwrap(t)); }
+
+template<typename T>
+inline std::streamsize
+read(T& t, typename char_type_of<T>::type* s, std::streamsize n)
+{ return detail::read_device_impl<T>::read(detail::unwrap(t), s, n); }
+
+template<typename T, typename Source>
+std::streamsize
+read(T& t, Source& src, typename char_type_of<T>::type* s, std::streamsize n)
+{ return detail::read_filter_impl<T>::read(detail::unwrap(t), src, s, n); }
+
+template<typename T>
+bool putback(T& t, typename char_type_of<T>::type c)
+{ return detail::read_device_impl<T>::putback(detail::unwrap(t), c); }
+
+//----------------------------------------------------------------------------//
+
+namespace detail {
+
+// Helper function for adding -1 as EOF indicator.
+inline std::streamsize check_eof(std::streamsize n) { return n != 0 ? n : -1; }
+
+// Helper templates for reading from streambufs.
+template<bool IsLinked>
+struct true_eof_impl;
+
+template<>
+struct true_eof_impl<true> {
+    template<typename T>
+    static bool true_eof(T& t) { return t.true_eof(); }
+};
+
+template<>
+struct true_eof_impl<false> {
+    template<typename T>
+    static bool true_eof(T& t) { return true; }
+};
+
+template<typename T>
+inline bool true_eof(T& t)
+{
+    const bool linked = is_linked<T>::value;
+    return true_eof_impl<linked>::true_eof(t);
+}
+
+//------------------Definition of read_device_impl----------------------------//
+
+template<typename T>
+struct read_device_impl
+    : mpl::if_<
+          detail::is_custom<T>,
+          operations<T>,
+          read_device_impl<
+              BOOST_DEDUCED_TYPENAME
+              detail::dispatch<
+                  T, istream_tag, streambuf_tag, input
+              >::type
+          >
+      >::type
+    { };
+
+template<>
+struct read_device_impl<istream_tag> {
+    template<typename T>
+    static typename int_type_of<T>::type get(T& t)
+    { return t.get(); }
+
+    template<typename T>
+    static std::streamsize
+    read(T& t, typename char_type_of<T>::type* s, std::streamsize n)
+    { return check_eof(t.rdbuf()->sgetn(s, n)); }
+
+    template<typename T>
+    static bool putback(T& t, typename char_type_of<T>::type c)
+    {
+        typedef typename char_type_of<T>::type          char_type;
+        typedef BOOST_IOSTREAMS_CHAR_TRAITS(char_type)  traits_type;
+        return !traits_type::eq_int_type( t.rdbuf()->sputbackc(c),
+                                          traits_type::eof() );
+    }
+};
+
+template<>
+struct read_device_impl<streambuf_tag> {
+    template<typename T>
+    static typename int_type_of<T>::type
+    get(T& t)
+    {   // gcc 2.95 needs namespace qualification for char_traits.
+        typedef typename char_type_of<T>::type     char_type;
+        typedef iostreams::char_traits<char_type>  traits_type;
+        typename int_type_of<T>::type c;
+        return !traits_type::is_eof(c = t.sbumpc()) ||
+                detail::true_eof(t)
+                    ?
+                c : traits_type::would_block();
+    }
+
+    template<typename T>
+    static std::streamsize
+    read(T& t, typename char_type_of<T>::type* s, std::streamsize n)
+    {
+        std::streamsize amt;
+        return (amt = t.sgetn(s, n)) != 0 ?
+            amt :
+            detail::true_eof(t) ?
+                -1 :
+                0;
+    }
+
+    template<typename T>
+    static bool putback(T& t, typename char_type_of<T>::type c)
+    {   // gcc 2.95 needs namespace qualification for char_traits.
+        typedef typename char_type_of<T>::type     char_type;
+        typedef iostreams::char_traits<char_type>  traits_type;
+        return !traits_type::is_eof(t.sputbackc(c));
+    }
+};
+
+template<>
+struct read_device_impl<input> {
+    template<typename T>
+    static typename int_type_of<T>::type
+    get(T& t)
+    {   // gcc 2.95 needs namespace qualification for char_traits.
+        typedef typename char_type_of<T>::type     char_type;
+        typedef iostreams::char_traits<char_type>  traits_type;
+        char_type c;
+        std::streamsize amt;
+        return (amt = t.read(&c, 1)) == 1 ?
+            traits_type::to_int_type(c) :
+            amt == -1 ?
+                traits_type::eof() :
+                traits_type::would_block();
+    }
+
+    template<typename T>
+    static std::streamsize
+    read(T& t, typename char_type_of<T>::type* s, std::streamsize n)
+    { return t.read(s, n); }
+
+    template<typename T>
+    static bool putback(T& t, typename char_type_of<T>::type c)
+    {   // T must be Peekable.
+        return t.putback(c);
+    }
+};
+
+//------------------Definition of read_filter_impl----------------------------//
+
+template<typename T>
+struct read_filter_impl
+    : mpl::if_<
+          detail::is_custom<T>,
+          operations<T>,
+          read_filter_impl<
+              BOOST_DEDUCED_TYPENAME
+              detail::dispatch<
+                  T, multichar_tag, any_tag
+              >::type
+          >
+      >::type
+    { };
+
+template<>
+struct read_filter_impl<multichar_tag> {
+    template<typename T, typename Source>
+    static std::streamsize read
+       (T& t, Source& src, typename char_type_of<T>::type* s, std::streamsize n)
+    { return t.read(src, s, n); }
+};
+
+template<>
+struct read_filter_impl<any_tag> {
+    template<typename T, typename Source>
+    static std::streamsize read
+       (T& t, Source& src, typename char_type_of<T>::type* s, std::streamsize n)
+    {   // gcc 2.95 needs namespace qualification for char_traits.
+        typedef typename char_type_of<T>::type     char_type;
+        typedef iostreams::char_traits<char_type>  traits_type;
+        for (std::streamsize off = 0; off < n; ++off) {
+            typename traits_type::int_type c = t.get(src);
+            if (traits_type::is_eof(c))
+                return check_eof(off);
+            if (traits_type::would_block(c))
+                return off;
+            s[off] = traits_type::to_char_type(c);
+        }
+        return n;
+    }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#endif // #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //-------------------------//
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_READ_HPP_INCLUDED

boost/boost/iostreams/seek.hpp

@@ -0,0 +1,179 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_SEEK_HPP_INCLUDED
+#define BOOST_IOSTREAMS_SEEK_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/integer_traits.hpp>
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/dispatch.hpp>
+#include <boost/iostreams/detail/ios.hpp>       // streamsize, seekdir, openmode.
+#include <boost/iostreams/detail/streambuf.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/operations_fwd.hpp>
+#include <boost/iostreams/positioning.hpp>
+#include <boost/mpl/if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T>
+struct seek_device_impl;
+
+template<typename T>
+struct seek_filter_impl;
+
+} // End namespace detail.
+
+template<typename T>
+inline std::streampos
+seek( T& t, stream_offset off, BOOST_IOS::seekdir way,
+      BOOST_IOS::openmode which = BOOST_IOS::in | BOOST_IOS::out )
+{ 
+    using namespace detail;
+    return seek_device_impl<T>::seek(detail::unwrap(t), off, way, which); 
+}
+
+template<typename T, typename Device>
+inline std::streampos
+seek( T& t, Device& dev, stream_offset off, BOOST_IOS::seekdir way,
+      BOOST_IOS::openmode which = BOOST_IOS::in | BOOST_IOS::out )
+{ 
+    using namespace detail;
+    return seek_filter_impl<T>::seek(detail::unwrap(t), dev, off, way, which);
+}
+
+namespace detail {
+
+//------------------Definition of seek_device_impl----------------------------//
+
+template<typename T>
+struct seek_device_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          seek_device_impl<
+              BOOST_DEDUCED_TYPENAME
+              dispatch<
+                  T, iostream_tag, istream_tag, ostream_tag,
+                  streambuf_tag, two_head, any_tag
+              >::type
+          >
+      >::type
+    { };
+
+struct seek_impl_basic_ios {
+    template<typename T>
+    static std::streampos seek( T& t, stream_offset off,
+                                BOOST_IOS::seekdir way,
+                                BOOST_IOS::openmode which )
+    {
+        if ( way == BOOST_IOS::beg &&
+             ( off < integer_traits<std::streamoff>::const_min ||
+               off > integer_traits<std::streamoff>::const_max ) )
+        {
+            return t.rdbuf()->pubseekpos(offset_to_position(off));
+        } else {
+            return t.rdbuf()->pubseekoff(off, way, which);
+        }
+    }
+};
+
+template<>
+struct seek_device_impl<iostream_tag> : seek_impl_basic_ios { };
+
+template<>
+struct seek_device_impl<istream_tag> : seek_impl_basic_ios { };
+
+template<>
+struct seek_device_impl<ostream_tag> : seek_impl_basic_ios { };
+
+template<>
+struct seek_device_impl<streambuf_tag> {
+    template<typename T>
+    static std::streampos seek( T& t, stream_offset off,
+                                BOOST_IOS::seekdir way,
+                                BOOST_IOS::openmode which )
+    {
+        if ( way == BOOST_IOS::beg &&
+             ( off < integer_traits<std::streamoff>::const_min ||
+               off > integer_traits<std::streamoff>::const_max ) )
+        {
+            return t.BOOST_IOSTREAMS_PUBSEEKPOS(offset_to_position(off));
+        } else {
+            return t.BOOST_IOSTREAMS_PUBSEEKOFF(off, way, which);
+        }
+    }
+};
+
+template<>
+struct seek_device_impl<two_head> {
+    template<typename T>
+    static std::streampos seek( T& t, stream_offset off,
+                                BOOST_IOS::seekdir way,
+                                BOOST_IOS::openmode which )
+    { return t.seek(off, way, which); }
+};
+
+template<>
+struct seek_device_impl<any_tag> {
+    template<typename T>
+    static std::streampos seek( T& t, stream_offset off,
+                                BOOST_IOS::seekdir way,
+                                BOOST_IOS::openmode )
+    { return t.seek(off, way); }
+};
+
+//------------------Definition of seek_filter_impl----------------------------//
+
+template<typename T>
+struct seek_filter_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          seek_filter_impl<
+              BOOST_DEDUCED_TYPENAME
+              dispatch<T, two_head, any_tag>::type
+          >
+      >::type
+    { };
+
+template<>
+struct seek_filter_impl<two_head> {
+    template<typename T, typename Device>
+    static std::streampos seek( T& t, Device& d,
+                                stream_offset off,
+                                BOOST_IOS::seekdir way,
+                                BOOST_IOS::openmode which )
+    { return t.seek(d, off, way, which); }
+};
+
+template<>
+struct seek_filter_impl<any_tag> {
+    template<typename T, typename Device>
+    static std::streampos seek( T& t, Device& d,
+                                stream_offset off,
+                                BOOST_IOS::seekdir way,
+                                BOOST_IOS::openmode )
+    { return t.seek(d, off, way); }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_SEEK_HPP_INCLUDED

boost/boost/iostreams/stream_buffer.hpp

@@ -0,0 +1,108 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_STREAM_BUFFER_HPP_INCLUDED
+#define BOOST_IOSTREAMS_STREAM_BUFFER_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <memory>            // allocator.
+#include <boost/config.hpp>  // BOOST_DEDUCED_TYPENAME.
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/config/overload_resolution.hpp>
+#include <boost/iostreams/detail/forward.hpp>
+#include <boost/iostreams/detail/ios.hpp>  // failure, streamsize.
+#include <boost/iostreams/detail/streambuf/direct_streambuf.hpp>
+#include <boost/iostreams/detail/streambuf/indirect_streambuf.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>  // MSVC.
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename T, typename Tr, typename Alloc, typename Mode>
+struct stream_buffer_traits {
+    typedef typename
+            mpl::if_<
+                is_convertible<
+                    BOOST_DEDUCED_TYPENAME category_of<T>::type,
+                    direct_tag
+                >,
+                direct_streambuf<T, Tr>,
+                indirect_streambuf<T, Tr, Alloc, Mode>
+            >::type type;
+};
+
+} } } // End namespaces detail, iostreams, boost
+
+#ifdef BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION
+# include <boost/iostreams/detail/broken_overload_resolution/stream_buffer.hpp>
+#else
+
+namespace boost { namespace iostreams {
+
+template< typename T,
+          typename Tr =
+              BOOST_IOSTREAMS_CHAR_TRAITS(
+                  BOOST_DEDUCED_TYPENAME char_type_of<T>::type
+              ),
+          typename Alloc =
+              std::allocator<
+                  BOOST_DEDUCED_TYPENAME char_type_of<T>::type
+              >,
+          typename Mode = BOOST_DEDUCED_TYPENAME mode_of<T>::type >
+class stream_buffer
+    : public detail::stream_buffer_traits<T, Tr, Alloc, Mode>::type
+{
+private:
+    BOOST_STATIC_ASSERT((
+        is_convertible<
+            BOOST_DEDUCED_TYPENAME iostreams::category_of<T>::type, Mode
+        >::value
+    ));
+    typedef typename
+            detail::stream_buffer_traits<
+                T, Tr, Alloc, Mode
+            >::type                           base_type;
+    typedef T                                 policy_type;
+public:
+    typedef typename char_type_of<T>::type    char_type;
+    BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr)
+public:
+    stream_buffer() { }
+    ~stream_buffer()
+    { 
+        try { 
+            if (this->is_open() && this->auto_close()) 
+                this->close(); 
+        } catch (std::exception&) { } 
+    }
+    BOOST_IOSTREAMS_FORWARD( stream_buffer, open_impl, T,
+                             BOOST_IOSTREAMS_PUSH_PARAMS,
+                             BOOST_IOSTREAMS_PUSH_ARGS )
+    T& operator*() { return *this->component(); }
+    T* operator->() { return this->component(); }
+private:
+    void open_impl(const T& t BOOST_IOSTREAMS_PUSH_PARAMS())
+        {   // Used for forwarding.
+            if (this->is_open())
+                BOOST_IOSTREAMS_FAILURE("already open");
+            base_type::open(t BOOST_IOSTREAMS_PUSH_ARGS());
+        }
+};
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifdef BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>  // MSVC.
+
+#endif // #ifndef BOOST_IOSTREAMS_STREAM_BUFFER_HPP_INCLUDED

boost/boost/iostreams/traits.hpp

@@ -0,0 +1,256 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// 
+// Contains metafunctions char_type_of, category_of and mode_of used for
+// deducing the i/o category and i/o mode of a model of Filter or Device.
+//
+// Also contains several utility metafunctions, functions and macros.
+//
+
+#ifndef BOOST_IOSTREAMS_IO_TRAITS_HPP_INCLUDED
+#define BOOST_IOSTREAMS_IO_TRAITS_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <iosfwd>            // stream types, char_traits.
+#include <boost/config.hpp>  // partial spec, deduced typename.
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/bool_trait_def.hpp> 
+#include <boost/iostreams/detail/config/wide_streams.hpp>
+#include <boost/iostreams/detail/is_iterator_range.hpp>    
+#include <boost/iostreams/detail/select.hpp>        
+#include <boost/iostreams/detail/select_by_size.hpp>      
+#include <boost/iostreams/detail/wrap_unwrap.hpp>       
+#include <boost/iostreams/traits_fwd.hpp> 
+#include <boost/mpl/bool.hpp>   
+#include <boost/mpl/eval_if.hpp>
+#include <boost/mpl/identity.hpp>      
+#include <boost/mpl/int.hpp>  
+#include <boost/mpl/or.hpp>                         
+#include <boost/range/iterator_range.hpp>
+#include <boost/range/value_type.hpp>
+#include <boost/type_traits/is_convertible.hpp>     
+
+namespace boost { namespace iostreams {        
+
+//------------------Definitions of predicates for streams and stream buffers--//
+
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //--------------------------------//
+
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_istream, std::basic_istream, 2)
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_ostream, std::basic_ostream, 2)
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_iostream, std::basic_iostream, 2)
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_streambuf, std::basic_streambuf, 2)
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_stringstream, std::basic_stringstream, 3)
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_stringbuf, std::basic_stringbuf, 3)
+
+#else // #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //-----------------------//
+
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_istream, std::istream, 0)
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_ostream, std::ostream, 0)
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_iostream, std::iostream, 0)
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_streambuf, std::streambuf, 0)
+
+#endif // #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //----------------------//
+
+template<typename T>
+struct is_std_io
+    : mpl::or_< is_istream<T>, is_ostream<T>, is_streambuf<T> >
+    { };
+
+namespace detail {
+
+template<typename T, typename Tr>
+class linked_streambuf;
+
+BOOST_IOSTREAMS_BOOL_TRAIT_DEF(is_linked, linked_streambuf, 2)
+
+} // End namespace detail.
+                    
+//------------------Definitions of char_type_of-------------------------------//
+
+namespace detail {
+
+template<typename T>
+struct member_char_type { typedef typename T::char_type type; };
+
+} // End namespace detail.
+
+#ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION //---------------------------//
+# ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //-------------------------------//
+
+template<typename T>
+struct char_type_of 
+    : detail::member_char_type<
+          typename detail::unwrapped_type<T>::type
+      > 
+    { };
+
+# else // # ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //---------------------//
+
+template<typename T>
+struct char_type_of {
+    typedef typename detail::unwrapped_type<T>::type U;
+    typedef typename 
+            mpl::eval_if<
+                is_std_io<U>,
+                mpl::identity<char>,
+                detail::member_char_type<U>
+            >::type type;
+};
+
+# endif // # ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES //--------------------//
+
+template<typename Iter>
+struct char_type_of< iterator_range<Iter> > {
+    typedef typename iterator_value<Iter>::type type;
+};
+
+#else // #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION //------------------//
+
+template<typename T>
+struct char_type_of {
+    template<typename U>
+    struct get_value_type {
+        typedef typename range_value<U>::type type;
+    };
+    typedef typename 
+            mpl::eval_if<
+                is_iterator_range<T>,
+                get_value_type<T>,
+                detail::member_char_type<
+                    BOOST_DEDUCED_TYPENAME detail::unwrapped_type<T>::type
+                >
+            >::type type;
+};
+
+#endif // #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION //-----------------//
+
+//------------------Definitions of category_of--------------------------------//
+
+namespace detail {
+
+template<typename T>
+struct member_category { typedef typename T::category type; };
+
+} // End namespace detail.
+
+template<typename T>
+struct category_of {
+    template<typename U>
+    struct member_category { 
+        typedef typename U::category type; 
+    };
+    typedef typename detail::unwrapped_type<T>::type U;
+    typedef typename  
+            mpl::eval_if<
+                is_std_io<U>,
+                iostreams::select<  // Disambiguation for Tru64
+                    is_iostream<U>,   iostream_tag, 
+                    is_istream<U>,    istream_tag, 
+                    is_ostream<U>,    ostream_tag,
+                    is_streambuf<U>,  streambuf_tag
+                >,
+                detail::member_category<U>
+            >::type type;      
+};
+
+//------------------Definition of get_category--------------------------------//
+
+// 
+// Returns an object of type category_of<T>::type.
+// 
+template<typename T>
+inline typename category_of<T>::type get_category(const T&) 
+{ typedef typename category_of<T>::type category; return category(); }
+
+//------------------Definition of int_type_of---------------------------------//
+
+template<typename T>
+struct int_type_of { 
+#ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
+    typedef std::char_traits<
+                BOOST_DEDUCED_TYPENAME char_type_of<T>::type
+            > traits_type;      
+    typedef typename traits_type::int_type type; 
+#else  
+    typedef int                            type; 
+#endif
+};
+
+//------------------Definition of mode----------------------------------------//
+
+namespace detail {
+
+template<int N> struct io_mode_impl;
+
+#define BOOST_IOSTREAMS_MODE_HELPER(tag_, id_) \
+    case_<id_> io_mode_impl_helper(tag_); \
+    template<> struct io_mode_impl<id_> { typedef tag_ type; }; \
+    /**/
+BOOST_IOSTREAMS_MODE_HELPER(input, 1)
+BOOST_IOSTREAMS_MODE_HELPER(output, 2)
+BOOST_IOSTREAMS_MODE_HELPER(bidirectional, 3)
+BOOST_IOSTREAMS_MODE_HELPER(input_seekable, 4)
+BOOST_IOSTREAMS_MODE_HELPER(output_seekable, 5)
+BOOST_IOSTREAMS_MODE_HELPER(seekable, 6)
+BOOST_IOSTREAMS_MODE_HELPER(dual_seekable, 7)
+BOOST_IOSTREAMS_MODE_HELPER(bidirectional_seekable, 8)
+BOOST_IOSTREAMS_MODE_HELPER(dual_use, 9)
+#undef BOOST_IOSTREAMS_MODE_HELPER
+
+template<typename T>
+struct io_mode_id {
+    typedef typename category_of<T>::type category;
+    BOOST_SELECT_BY_SIZE(int, value, detail::io_mode_impl_helper(category()));
+};
+
+} // End namespace detail.
+
+template<typename T> // Borland 5.6.4 requires this circumlocution.
+struct mode_of : detail::io_mode_impl< detail::io_mode_id<T>::value > { };
+                    
+//------------------Definition of is_device, is_filter and is_direct----------//
+
+namespace detail {
+
+template<typename T, typename Tag>
+struct has_trait_impl {
+    typedef typename category_of<T>::type category;
+    BOOST_STATIC_CONSTANT(bool, value = (is_convertible<category, Tag>::value));
+};
+
+template<typename T, typename Tag>
+struct has_trait 
+    : mpl::bool_<has_trait_impl<T, Tag>::value>
+    { }; 
+
+} // End namespace detail.
+
+template<typename T>
+struct is_device : detail::has_trait<T, device_tag> { };
+
+template<typename T>
+struct is_filter : detail::has_trait<T, filter_tag> { };
+
+template<typename T>
+struct is_direct : detail::has_trait<T, direct_tag> { };
+                    
+//------------------Definition of BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS----------//
+
+#define BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr) \
+    typedef Tr                              traits_type; \
+    typedef typename traits_type::int_type  int_type; \
+    typedef typename traits_type::off_type  off_type; \
+    typedef typename traits_type::pos_type  pos_type; \
+    /**/
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_IO_TRAITS_HPP_INCLUDED

boost/boost/iostreams/traits_fwd.hpp

@@ -0,0 +1,71 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+// Forward declarations of templates defined in traits.hpp.
+
+#ifndef BOOST_IOSTREAMS_IO_TRAITS_FWD_HPP_INCLUDED
+#define BOOST_IOSTREAMS_IO_TRAITS_FWD_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif              
+
+#include <iosfwd> // stream types, char_traits.
+
+namespace boost { namespace iostreams {      
+
+template<typename T>
+struct is_istream;
+
+template<typename T>
+struct is_ostream;
+
+template<typename T>
+struct is_iostream;
+
+template<typename T>
+struct is_streambuf;
+
+template<typename T>
+struct is_stringstream;
+
+template<typename T>
+struct is_stringbuf;
+
+template<typename T>
+struct is_std_io;
+
+template<typename T>
+struct char_type_of;
+
+template<typename T>
+struct category_of;
+
+template<typename T>
+struct int_type_of;
+
+template<typename T>
+struct mode_of;
+
+template<typename T>
+struct is_device;
+
+template<typename T>
+struct is_filter;
+
+template<typename T>
+struct is_direct;
+
+namespace detail {
+
+template<typename T>
+struct is_linked;
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifndef BOOST_IOSTREAMS_IO_TRAITS_FWD_HPP_INCLUDED

boost/boost/iostreams/write.hpp

@@ -0,0 +1,170 @@
+// (C) Copyright Jonathan Turkanis 2003.
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
+
+// See http://www.boost.org/libs/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_WRITE_HPP_INCLUDED
+#define BOOST_IOSTREAMS_WRITE_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
+#include <boost/detail/workaround.hpp>
+#include <boost/iostreams/categories.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/dispatch.hpp>
+#include <boost/iostreams/detail/ios.hpp>  // streamsize.
+#include <boost/iostreams/detail/streambuf.hpp>
+#include <boost/iostreams/detail/wrap_unwrap.hpp>
+#include <boost/iostreams/operations_fwd.hpp>
+#include <boost/iostreams/traits.hpp>
+#include <boost/mpl/if.hpp>
+
+// Must come last.
+#include <boost/iostreams/detail/config/disable_warnings.hpp>
+
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //-----------------------------------//
+# include <boost/iostreams/detail/vc6/write.hpp>
+#else // #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //--------------------------//
+
+namespace boost { namespace iostreams {
+
+namespace detail {
+
+template<typename T> 
+struct write_device_impl;
+
+template<typename T> 
+struct write_filter_impl;
+
+} // End namespace detail.
+
+template<typename T>
+bool put(T& t, typename char_type_of<T>::type c)
+{ return detail::write_device_impl<T>::put(detail::unwrap(t), c); }
+
+template<typename T>
+inline std::streamsize write
+    (T& t, const typename char_type_of<T>::type* s, std::streamsize n)
+{ return detail::write_device_impl<T>::write(detail::unwrap(t), s, n); }
+
+template<typename T, typename Sink>
+inline std::streamsize
+write( T& t, Sink& snk, const typename char_type_of<T>::type* s, 
+       std::streamsize n )
+{ return detail::write_filter_impl<T>::write(detail::unwrap(t), snk, s, n); }
+
+namespace detail {
+
+//------------------Definition of write_device_impl---------------------------//
+
+template<typename T>
+struct write_device_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          write_device_impl<
+              BOOST_DEDUCED_TYPENAME
+              dispatch<
+                  T, ostream_tag, streambuf_tag, output
+              >::type
+          >
+      >::type
+    { };
+
+template<>
+struct write_device_impl<ostream_tag> {
+    template<typename T>
+    static bool put(T& t, typename char_type_of<T>::type c)
+    {
+        typedef typename char_type_of<T>::type          char_type;
+        typedef BOOST_IOSTREAMS_CHAR_TRAITS(char_type)  traits_type;
+        return !traits_type::eq_int_type( t.rdbuf()->s.sputc(),
+                                          traits_type::eof() );
+    }
+
+    template<typename T>
+    static std::streamsize write
+        (T& t, const typename char_type_of<T>::type* s, std::streamsize n)
+    { return t.rdbuf()->sputn(s, n); }
+};
+
+template<>
+struct write_device_impl<streambuf_tag> {
+    template<typename T>
+    static bool put(T& t, typename char_type_of<T>::type c)
+    {
+        typedef typename char_type_of<T>::type          char_type;
+        typedef BOOST_IOSTREAMS_CHAR_TRAITS(char_type)  traits_type;
+        return !traits_type::eq_int_type(t.sputc(c), traits_type::eof());
+    }
+
+    template<typename T>
+    static std::streamsize write
+        (T& t, const typename char_type_of<T>::type* s, std::streamsize n)
+    { return t.sputn(s, n); }
+};
+
+template<>
+struct write_device_impl<output> {
+    template<typename T>
+    static bool put(T& t, typename char_type_of<T>::type c)
+    { return t.write(&c, 1) == 1; }
+
+    template<typename T>
+    static std::streamsize
+    write(T& t, const typename char_type_of<T>::type* s, std::streamsize n)
+    { return t.write(s, n); }
+};
+
+//------------------Definition of write_filter_impl---------------------------//
+
+template<typename T>
+struct write_filter_impl
+    : mpl::if_<
+          is_custom<T>,
+          operations<T>,
+          write_filter_impl<
+              BOOST_DEDUCED_TYPENAME
+              dispatch<
+                  T, multichar_tag, any_tag
+              >::type
+          >
+      >::type
+    { };
+
+template<>
+struct write_filter_impl<multichar_tag> {
+    template<typename T, typename Sink>
+    static std::streamsize
+    write( T& t, Sink& snk, const typename char_type_of<T>::type* s,
+           std::streamsize n )
+    { return t.write(snk, s, n); }
+};
+
+template<>
+struct write_filter_impl<any_tag> {
+    template<typename T, typename Sink>
+    static std::streamsize
+    write( T& t, Sink& snk, const typename char_type_of<T>::type* s,
+           std::streamsize n )
+    {
+        for (std::streamsize off = 0; off < n; ++off)
+            if (!t.put(snk, s[off]))
+                return off;
+        return n;
+    }
+};
+
+} // End namespace detail.
+
+} } // End namespaces iostreams, boost.
+
+#endif // #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) //-------------------------//
+
+#include <boost/iostreams/detail/config/enable_warnings.hpp>
+
+#endif // #ifndef BOOST_IOSTREAMS_WRITE_HPP_INCLUDED

boost/boost/iterator/reverse_iterator.hpp

@@ -0,0 +1,69 @@
+// (C) Copyright David Abrahams 2002.
+// (C) Copyright Jeremy Siek    2002.
+// (C) Copyright Thomas Witt    2002.
+// Distributed under the Boost Software License, Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+#ifndef BOOST_REVERSE_ITERATOR_23022003THW_HPP
+#define BOOST_REVERSE_ITERATOR_23022003THW_HPP
+
+#include <boost/iterator.hpp>
+#include <boost/utility.hpp>
+#include <boost/iterator/iterator_adaptor.hpp>
+
+namespace boost
+{
+
+  //
+  //
+  //
+  template <class Iterator>
+  class reverse_iterator
+      : public iterator_adaptor< reverse_iterator<Iterator>, Iterator >
+  {
+      typedef iterator_adaptor< reverse_iterator<Iterator>, Iterator > super_t;
+
+      friend class iterator_core_access;
+
+   public:
+      reverse_iterator() {}
+
+      explicit reverse_iterator(Iterator x) 
+          : super_t(x) {}
+
+      template<class OtherIterator>
+      reverse_iterator(
+          reverse_iterator<OtherIterator> const& r
+          , typename enable_if_convertible<OtherIterator, Iterator>::type* = 0
+          )
+          : super_t(r.base())
+      {}
+
+   private:
+      typename super_t::reference dereference() const { return *boost::prior(this->base()); }
+    
+      void increment() { --this->base_reference(); }
+      void decrement() { ++this->base_reference(); }
+
+      void advance(typename super_t::difference_type n)
+      {
+          this->base_reference() += -n;
+      }
+
+      template <class OtherIterator>
+      typename super_t::difference_type
+      distance_to(reverse_iterator<OtherIterator> const& y) const
+      {
+          return this->base_reference() - y.base();
+      }
+  };
+
+  template <class BidirectionalIterator>
+  reverse_iterator<BidirectionalIterator> make_reverse_iterator(BidirectionalIterator x)
+  {
+      return reverse_iterator<BidirectionalIterator>(x);
+  }
+
+} // namespace boost
+
+#endif // BOOST_REVERSE_ITERATOR_23022003THW_HPP

boost/boost/preprocessor/control/expr_if.hpp

@@ -0,0 +1,30 @@
+# /* Copyright (C) 2001
+#  * Housemarque Oy
+#  * http://www.housemarque.com
+#  *
+#  * Distributed under the Boost Software License, Version 1.0. (See
+#  * accompanying file LICENSE_1_0.txt or copy at
+#  * http://www.boost.org/LICENSE_1_0.txt)
+#  */
+#
+# /* Revised by Paul Mensonides (2002) */
+#
+# /* See http://www.boost.org for most recent version. */
+#
+# ifndef BOOST_PREPROCESSOR_CONTROL_EXPR_IF_HPP
+# define BOOST_PREPROCESSOR_CONTROL_EXPR_IF_HPP
+#
+# include <boost/preprocessor/config/config.hpp>
+# include <boost/preprocessor/control/expr_iif.hpp>
+# include <boost/preprocessor/logical/bool.hpp>
+#
+# /* BOOST_PP_EXPR_IF */
+#
+# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
+#    define BOOST_PP_EXPR_IF(cond, expr) BOOST_PP_EXPR_IIF(BOOST_PP_BOOL(cond), expr)
+# else
+#    define BOOST_PP_EXPR_IF(cond, expr) BOOST_PP_EXPR_IF_I(cond, expr)
+#    define BOOST_PP_EXPR_IF_I(cond, expr) BOOST_PP_EXPR_IIF(BOOST_PP_BOOL(cond), expr)
+# endif
+#
+# endif

boost/boost/preprocessor/iteration/detail/local.hpp

@@ -0,0 +1,812 @@
+# /* **************************************************************************
+#  *                                                                          *
+#  *     (C) Copyright Paul Mensonides 2002.
+#  *     Distributed under the Boost Software License, Version 1.0. (See
+#  *     accompanying file LICENSE_1_0.txt or copy at
+#  *     http://www.boost.org/LICENSE_1_0.txt)
+#  *                                                                          *
+#  ************************************************************************** */
+#
+# /* See http://www.boost.org for most recent version. */
+#
+# if !defined(BOOST_PP_LOCAL_LIMITS)
+#    error BOOST_PP_ERROR:  local iteration boundaries are not defined
+# elif !defined(BOOST_PP_LOCAL_MACRO)
+#    error BOOST_PP_ERROR:  local iteration target macro is not defined
+# else
+#    if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
+#        define BOOST_PP_LOCAL_S BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_LOCAL_LIMITS)
+#        define BOOST_PP_LOCAL_F BOOST_PP_TUPLE_ELEM(2, 1, BOOST_PP_LOCAL_LIMITS)
+#    else
+#        define BOOST_PP_VALUE BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_LOCAL_LIMITS)
+#        include <boost/preprocessor/iteration/detail/start.hpp>
+#        define BOOST_PP_VALUE BOOST_PP_TUPLE_ELEM(2, 1, BOOST_PP_LOCAL_LIMITS)
+#        include <boost/preprocessor/iteration/detail/finish.hpp>
+#        define BOOST_PP_LOCAL_S BOOST_PP_LOCAL_SE()
+#        define BOOST_PP_LOCAL_F BOOST_PP_LOCAL_FE()
+#    endif
+# endif
+#
+# if (BOOST_PP_LOCAL_S) > (BOOST_PP_LOCAL_F)
+#    include <boost/preprocessor/iteration/detail/rlocal.hpp>
+# else
+#    if BOOST_PP_LOCAL_C(0)
+        BOOST_PP_LOCAL_MACRO(0)
+#    endif
+#    if BOOST_PP_LOCAL_C(1)
+        BOOST_PP_LOCAL_MACRO(1)
+#    endif
+#    if BOOST_PP_LOCAL_C(2)
+        BOOST_PP_LOCAL_MACRO(2)
+#    endif
+#    if BOOST_PP_LOCAL_C(3)
+        BOOST_PP_LOCAL_MACRO(3)
+#    endif
+#    if BOOST_PP_LOCAL_C(4)
+        BOOST_PP_LOCAL_MACRO(4)
+#    endif
+#    if BOOST_PP_LOCAL_C(5)
+        BOOST_PP_LOCAL_MACRO(5)
+#    endif
+#    if BOOST_PP_LOCAL_C(6)
+        BOOST_PP_LOCAL_MACRO(6)
+#    endif
+#    if BOOST_PP_LOCAL_C(7)
+        BOOST_PP_LOCAL_MACRO(7)
+#    endif
+#    if BOOST_PP_LOCAL_C(8)
+        BOOST_PP_LOCAL_MACRO(8)
+#    endif
+#    if BOOST_PP_LOCAL_C(9)
+        BOOST_PP_LOCAL_MACRO(9)
+#    endif
+#    if BOOST_PP_LOCAL_C(10)
+        BOOST_PP_LOCAL_MACRO(10)
+#    endif
+#    if BOOST_PP_LOCAL_C(11)
+        BOOST_PP_LOCAL_MACRO(11)
+#    endif
+#    if BOOST_PP_LOCAL_C(12)
+        BOOST_PP_LOCAL_MACRO(12)
+#    endif
+#    if BOOST_PP_LOCAL_C(13)
+        BOOST_PP_LOCAL_MACRO(13)
+#    endif
+#    if BOOST_PP_LOCAL_C(14)
+        BOOST_PP_LOCAL_MACRO(14)
+#    endif
+#    if BOOST_PP_LOCAL_C(15)
+        BOOST_PP_LOCAL_MACRO(15)
+#    endif
+#    if BOOST_PP_LOCAL_C(16)
+        BOOST_PP_LOCAL_MACRO(16)
+#    endif
+#    if BOOST_PP_LOCAL_C(17)
+        BOOST_PP_LOCAL_MACRO(17)
+#    endif
+#    if BOOST_PP_LOCAL_C(18)
+        BOOST_PP_LOCAL_MACRO(18)
+#    endif
+#    if BOOST_PP_LOCAL_C(19)
+        BOOST_PP_LOCAL_MACRO(19)
+#    endif
+#    if BOOST_PP_LOCAL_C(20)
+        BOOST_PP_LOCAL_MACRO(20)
+#    endif
+#    if BOOST_PP_LOCAL_C(21)
+        BOOST_PP_LOCAL_MACRO(21)
+#    endif
+#    if BOOST_PP_LOCAL_C(22)
+        BOOST_PP_LOCAL_MACRO(22)
+#    endif
+#    if BOOST_PP_LOCAL_C(23)
+        BOOST_PP_LOCAL_MACRO(23)
+#    endif
+#    if BOOST_PP_LOCAL_C(24)
+        BOOST_PP_LOCAL_MACRO(24)
+#    endif
+#    if BOOST_PP_LOCAL_C(25)
+        BOOST_PP_LOCAL_MACRO(25)
+#    endif
+#    if BOOST_PP_LOCAL_C(26)
+        BOOST_PP_LOCAL_MACRO(26)
+#    endif
+#    if BOOST_PP_LOCAL_C(27)
+        BOOST_PP_LOCAL_MACRO(27)
+#    endif
+#    if BOOST_PP_LOCAL_C(28)
+        BOOST_PP_LOCAL_MACRO(28)
+#    endif
+#    if BOOST_PP_LOCAL_C(29)
+        BOOST_PP_LOCAL_MACRO(29)
+#    endif
+#    if BOOST_PP_LOCAL_C(30)
+        BOOST_PP_LOCAL_MACRO(30)
+#    endif
+#    if BOOST_PP_LOCAL_C(31)
+        BOOST_PP_LOCAL_MACRO(31)
+#    endif
+#    if BOOST_PP_LOCAL_C(32)
+        BOOST_PP_LOCAL_MACRO(32)
+#    endif
+#    if BOOST_PP_LOCAL_C(33)
+        BOOST_PP_LOCAL_MACRO(33)
+#    endif
+#    if BOOST_PP_LOCAL_C(34)
+        BOOST_PP_LOCAL_MACRO(34)
+#    endif
+#    if BOOST_PP_LOCAL_C(35)
+        BOOST_PP_LOCAL_MACRO(35)
+#    endif
+#    if BOOST_PP_LOCAL_C(36)
+        BOOST_PP_LOCAL_MACRO(36)
+#    endif
+#    if BOOST_PP_LOCAL_C(37)
+        BOOST_PP_LOCAL_MACRO(37)
+#    endif
+#    if BOOST_PP_LOCAL_C(38)
+        BOOST_PP_LOCAL_MACRO(38)
+#    endif
+#    if BOOST_PP_LOCAL_C(39)
+        BOOST_PP_LOCAL_MACRO(39)
+#    endif
+#    if BOOST_PP_LOCAL_C(40)
+        BOOST_PP_LOCAL_MACRO(40)
+#    endif
+#    if BOOST_PP_LOCAL_C(41)
+        BOOST_PP_LOCAL_MACRO(41)
+#    endif
+#    if BOOST_PP_LOCAL_C(42)
+        BOOST_PP_LOCAL_MACRO(42)
+#    endif
+#    if BOOST_PP_LOCAL_C(43)
+        BOOST_PP_LOCAL_MACRO(43)
+#    endif
+#    if BOOST_PP_LOCAL_C(44)
+        BOOST_PP_LOCAL_MACRO(44)
+#    endif
+#    if BOOST_PP_LOCAL_C(45)
+        BOOST_PP_LOCAL_MACRO(45)
+#    endif
+#    if BOOST_PP_LOCAL_C(46)
+        BOOST_PP_LOCAL_MACRO(46)
+#    endif
+#    if BOOST_PP_LOCAL_C(47)
+        BOOST_PP_LOCAL_MACRO(47)
+#    endif
+#    if BOOST_PP_LOCAL_C(48)
+        BOOST_PP_LOCAL_MACRO(48)
+#    endif
+#    if BOOST_PP_LOCAL_C(49)
+        BOOST_PP_LOCAL_MACRO(49)
+#    endif
+#    if BOOST_PP_LOCAL_C(50)
+        BOOST_PP_LOCAL_MACRO(50)
+#    endif
+#    if BOOST_PP_LOCAL_C(51)
+        BOOST_PP_LOCAL_MACRO(51)
+#    endif
+#    if BOOST_PP_LOCAL_C(52)
+        BOOST_PP_LOCAL_MACRO(52)
+#    endif
+#    if BOOST_PP_LOCAL_C(53)
+        BOOST_PP_LOCAL_MACRO(53)
+#    endif
+#    if BOOST_PP_LOCAL_C(54)
+        BOOST_PP_LOCAL_MACRO(54)
+#    endif
+#    if BOOST_PP_LOCAL_C(55)
+        BOOST_PP_LOCAL_MACRO(55)
+#    endif
+#    if BOOST_PP_LOCAL_C(56)
+        BOOST_PP_LOCAL_MACRO(56)
+#    endif
+#    if BOOST_PP_LOCAL_C(57)
+        BOOST_PP_LOCAL_MACRO(57)
+#    endif
+#    if BOOST_PP_LOCAL_C(58)
+        BOOST_PP_LOCAL_MACRO(58)
+#    endif
+#    if BOOST_PP_LOCAL_C(59)
+        BOOST_PP_LOCAL_MACRO(59)
+#    endif
+#    if BOOST_PP_LOCAL_C(60)
+        BOOST_PP_LOCAL_MACRO(60)
+#    endif
+#    if BOOST_PP_LOCAL_C(61)
+        BOOST_PP_LOCAL_MACRO(61)
+#    endif
+#    if BOOST_PP_LOCAL_C(62)
+        BOOST_PP_LOCAL_MACRO(62)
+#    endif
+#    if BOOST_PP_LOCAL_C(63)
+        BOOST_PP_LOCAL_MACRO(63)
+#    endif
+#    if BOOST_PP_LOCAL_C(64)
+        BOOST_PP_LOCAL_MACRO(64)
+#    endif
+#    if BOOST_PP_LOCAL_C(65)
+        BOOST_PP_LOCAL_MACRO(65)
+#    endif
+#    if BOOST_PP_LOCAL_C(66)
+        BOOST_PP_LOCAL_MACRO(66)
+#    endif
+#    if BOOST_PP_LOCAL_C(67)
+        BOOST_PP_LOCAL_MACRO(67)
+#    endif
+#    if BOOST_PP_LOCAL_C(68)
+        BOOST_PP_LOCAL_MACRO(68)
+#    endif
+#    if BOOST_PP_LOCAL_C(69)
+        BOOST_PP_LOCAL_MACRO(69)
+#    endif
+#    if BOOST_PP_LOCAL_C(70)
+        BOOST_PP_LOCAL_MACRO(70)
+#    endif
+#    if BOOST_PP_LOCAL_C(71)
+        BOOST_PP_LOCAL_MACRO(71)
+#    endif
+#    if BOOST_PP_LOCAL_C(72)
+        BOOST_PP_LOCAL_MACRO(72)
+#    endif
+#    if BOOST_PP_LOCAL_C(73)
+        BOOST_PP_LOCAL_MACRO(73)
+#    endif
+#    if BOOST_PP_LOCAL_C(74)
+        BOOST_PP_LOCAL_MACRO(74)
+#    endif
+#    if BOOST_PP_LOCAL_C(75)
+        BOOST_PP_LOCAL_MACRO(75)
+#    endif
+#    if BOOST_PP_LOCAL_C(76)
+        BOOST_PP_LOCAL_MACRO(76)
+#    endif
+#    if BOOST_PP_LOCAL_C(77)
+        BOOST_PP_LOCAL_MACRO(77)
+#    endif
+#    if BOOST_PP_LOCAL_C(78)
+        BOOST_PP_LOCAL_MACRO(78)
+#    endif
+#    if BOOST_PP_LOCAL_C(79)
+        BOOST_PP_LOCAL_MACRO(79)
+#    endif
+#    if BOOST_PP_LOCAL_C(80)
+        BOOST_PP_LOCAL_MACRO(80)
+#    endif
+#    if BOOST_PP_LOCAL_C(81)
+        BOOST_PP_LOCAL_MACRO(81)
+#    endif
+#    if BOOST_PP_LOCAL_C(82)
+        BOOST_PP_LOCAL_MACRO(82)
+#    endif
+#    if BOOST_PP_LOCAL_C(83)
+        BOOST_PP_LOCAL_MACRO(83)
+#    endif
+#    if BOOST_PP_LOCAL_C(84)
+        BOOST_PP_LOCAL_MACRO(84)
+#    endif
+#    if BOOST_PP_LOCAL_C(85)
+        BOOST_PP_LOCAL_MACRO(85)
+#    endif
+#    if BOOST_PP_LOCAL_C(86)
+        BOOST_PP_LOCAL_MACRO(86)
+#    endif
+#    if BOOST_PP_LOCAL_C(87)
+        BOOST_PP_LOCAL_MACRO(87)
+#    endif
+#    if BOOST_PP_LOCAL_C(88)
+        BOOST_PP_LOCAL_MACRO(88)
+#    endif
+#    if BOOST_PP_LOCAL_C(89)
+        BOOST_PP_LOCAL_MACRO(89)
+#    endif
+#    if BOOST_PP_LOCAL_C(90)
+        BOOST_PP_LOCAL_MACRO(90)
+#    endif
+#    if BOOST_PP_LOCAL_C(91)
+        BOOST_PP_LOCAL_MACRO(91)
+#    endif
+#    if BOOST_PP_LOCAL_C(92)
+        BOOST_PP_LOCAL_MACRO(92)
+#    endif
+#    if BOOST_PP_LOCAL_C(93)
+        BOOST_PP_LOCAL_MACRO(93)
+#    endif
+#    if BOOST_PP_LOCAL_C(94)
+        BOOST_PP_LOCAL_MACRO(94)
+#    endif
+#    if BOOST_PP_LOCAL_C(95)
+        BOOST_PP_LOCAL_MACRO(95)
+#    endif
+#    if BOOST_PP_LOCAL_C(96)
+        BOOST_PP_LOCAL_MACRO(96)
+#    endif
+#    if BOOST_PP_LOCAL_C(97)
+        BOOST_PP_LOCAL_MACRO(97)
+#    endif
+#    if BOOST_PP_LOCAL_C(98)
+        BOOST_PP_LOCAL_MACRO(98)
+#    endif
+#    if BOOST_PP_LOCAL_C(99)
+        BOOST_PP_LOCAL_MACRO(99)
+#    endif
+#    if BOOST_PP_LOCAL_C(100)
+        BOOST_PP_LOCAL_MACRO(100)
+#    endif
+#    if BOOST_PP_LOCAL_C(101)
+        BOOST_PP_LOCAL_MACRO(101)
+#    endif
+#    if BOOST_PP_LOCAL_C(102)
+        BOOST_PP_LOCAL_MACRO(102)
+#    endif
+#    if BOOST_PP_LOCAL_C(103)
+        BOOST_PP_LOCAL_MACRO(103)
+#    endif
+#    if BOOST_PP_LOCAL_C(104)
+        BOOST_PP_LOCAL_MACRO(104)
+#    endif
+#    if BOOST_PP_LOCAL_C(105)
+        BOOST_PP_LOCAL_MACRO(105)
+#    endif
+#    if BOOST_PP_LOCAL_C(106)
+        BOOST_PP_LOCAL_MACRO(106)
+#    endif
+#    if BOOST_PP_LOCAL_C(107)
+        BOOST_PP_LOCAL_MACRO(107)
+#    endif
+#    if BOOST_PP_LOCAL_C(108)
+        BOOST_PP_LOCAL_MACRO(108)
+#    endif
+#    if BOOST_PP_LOCAL_C(109)
+        BOOST_PP_LOCAL_MACRO(109)
+#    endif
+#    if BOOST_PP_LOCAL_C(110)
+        BOOST_PP_LOCAL_MACRO(110)
+#    endif
+#    if BOOST_PP_LOCAL_C(111)
+        BOOST_PP_LOCAL_MACRO(111)
+#    endif
+#    if BOOST_PP_LOCAL_C(112)
+        BOOST_PP_LOCAL_MACRO(112)
+#    endif
+#    if BOOST_PP_LOCAL_C(113)
+        BOOST_PP_LOCAL_MACRO(113)
+#    endif
+#    if BOOST_PP_LOCAL_C(114)
+        BOOST_PP_LOCAL_MACRO(114)
+#    endif
+#    if BOOST_PP_LOCAL_C(115)
+        BOOST_PP_LOCAL_MACRO(115)
+#    endif
+#    if BOOST_PP_LOCAL_C(116)
+        BOOST_PP_LOCAL_MACRO(116)
+#    endif
+#    if BOOST_PP_LOCAL_C(117)
+        BOOST_PP_LOCAL_MACRO(117)
+#    endif
+#    if BOOST_PP_LOCAL_C(118)
+        BOOST_PP_LOCAL_MACRO(118)
+#    endif
+#    if BOOST_PP_LOCAL_C(119)
+        BOOST_PP_LOCAL_MACRO(119)
+#    endif
+#    if BOOST_PP_LOCAL_C(120)
+        BOOST_PP_LOCAL_MACRO(120)
+#    endif
+#    if BOOST_PP_LOCAL_C(121)
+        BOOST_PP_LOCAL_MACRO(121)
+#    endif
+#    if BOOST_PP_LOCAL_C(122)
+        BOOST_PP_LOCAL_MACRO(122)
+#    endif
+#    if BOOST_PP_LOCAL_C(123)
+        BOOST_PP_LOCAL_MACRO(123)
+#    endif
+#    if BOOST_PP_LOCAL_C(124)
+        BOOST_PP_LOCAL_MACRO(124)
+#    endif
+#    if BOOST_PP_LOCAL_C(125)
+        BOOST_PP_LOCAL_MACRO(125)
+#    endif
+#    if BOOST_PP_LOCAL_C(126)
+        BOOST_PP_LOCAL_MACRO(126)
+#    endif
+#    if BOOST_PP_LOCAL_C(127)
+        BOOST_PP_LOCAL_MACRO(127)
+#    endif
+#    if BOOST_PP_LOCAL_C(128)
+        BOOST_PP_LOCAL_MACRO(128)
+#    endif
+#    if BOOST_PP_LOCAL_C(129)
+        BOOST_PP_LOCAL_MACRO(129)
+#    endif
+#    if BOOST_PP_LOCAL_C(130)
+        BOOST_PP_LOCAL_MACRO(130)
+#    endif
+#    if BOOST_PP_LOCAL_C(131)
+        BOOST_PP_LOCAL_MACRO(131)
+#    endif
+#    if BOOST_PP_LOCAL_C(132)
+        BOOST_PP_LOCAL_MACRO(132)
+#    endif
+#    if BOOST_PP_LOCAL_C(133)
+        BOOST_PP_LOCAL_MACRO(133)
+#    endif
+#    if BOOST_PP_LOCAL_C(134)
+        BOOST_PP_LOCAL_MACRO(134)
+#    endif
+#    if BOOST_PP_LOCAL_C(135)
+        BOOST_PP_LOCAL_MACRO(135)
+#    endif
+#    if BOOST_PP_LOCAL_C(136)
+        BOOST_PP_LOCAL_MACRO(136)
+#    endif
+#    if BOOST_PP_LOCAL_C(137)
+        BOOST_PP_LOCAL_MACRO(137)
+#    endif
+#    if BOOST_PP_LOCAL_C(138)
+        BOOST_PP_LOCAL_MACRO(138)
+#    endif
+#    if BOOST_PP_LOCAL_C(139)
+        BOOST_PP_LOCAL_MACRO(139)
+#    endif
+#    if BOOST_PP_LOCAL_C(140)
+        BOOST_PP_LOCAL_MACRO(140)
+#    endif
+#    if BOOST_PP_LOCAL_C(141)
+        BOOST_PP_LOCAL_MACRO(141)
+#    endif
+#    if BOOST_PP_LOCAL_C(142)
+        BOOST_PP_LOCAL_MACRO(142)
+#    endif
+#    if BOOST_PP_LOCAL_C(143)
+        BOOST_PP_LOCAL_MACRO(143)
+#    endif
+#    if BOOST_PP_LOCAL_C(144)
+        BOOST_PP_LOCAL_MACRO(144)
+#    endif
+#    if BOOST_PP_LOCAL_C(145)
+        BOOST_PP_LOCAL_MACRO(145)
+#    endif
+#    if BOOST_PP_LOCAL_C(146)
+        BOOST_PP_LOCAL_MACRO(146)
+#    endif
+#    if BOOST_PP_LOCAL_C(147)
+        BOOST_PP_LOCAL_MACRO(147)
+#    endif
+#    if BOOST_PP_LOCAL_C(148)
+        BOOST_PP_LOCAL_MACRO(148)
+#    endif
+#    if BOOST_PP_LOCAL_C(149)
+        BOOST_PP_LOCAL_MACRO(149)
+#    endif
+#    if BOOST_PP_LOCAL_C(150)
+        BOOST_PP_LOCAL_MACRO(150)
+#    endif
+#    if BOOST_PP_LOCAL_C(151)
+        BOOST_PP_LOCAL_MACRO(151)
+#    endif
+#    if BOOST_PP_LOCAL_C(152)
+        BOOST_PP_LOCAL_MACRO(152)
+#    endif
+#    if BOOST_PP_LOCAL_C(153)
+        BOOST_PP_LOCAL_MACRO(153)
+#    endif
+#    if BOOST_PP_LOCAL_C(154)
+        BOOST_PP_LOCAL_MACRO(154)
+#    endif
+#    if BOOST_PP_LOCAL_C(155)
+        BOOST_PP_LOCAL_MACRO(155)
+#    endif
+#    if BOOST_PP_LOCAL_C(156)
+        BOOST_PP_LOCAL_MACRO(156)
+#    endif
+#    if BOOST_PP_LOCAL_C(157)
+        BOOST_PP_LOCAL_MACRO(157)
+#    endif
+#    if BOOST_PP_LOCAL_C(158)
+        BOOST_PP_LOCAL_MACRO(158)
+#    endif
+#    if BOOST_PP_LOCAL_C(159)
+        BOOST_PP_LOCAL_MACRO(159)
+#    endif
+#    if BOOST_PP_LOCAL_C(160)
+        BOOST_PP_LOCAL_MACRO(160)
+#    endif
+#    if BOOST_PP_LOCAL_C(161)
+        BOOST_PP_LOCAL_MACRO(161)
+#    endif
+#    if BOOST_PP_LOCAL_C(162)
+        BOOST_PP_LOCAL_MACRO(162)
+#    endif
+#    if BOOST_PP_LOCAL_C(163)
+        BOOST_PP_LOCAL_MACRO(163)
+#    endif
+#    if BOOST_PP_LOCAL_C(164)
+        BOOST_PP_LOCAL_MACRO(164)
+#    endif
+#    if BOOST_PP_LOCAL_C(165)
+        BOOST_PP_LOCAL_MACRO(165)
+#    endif
+#    if BOOST_PP_LOCAL_C(166)
+        BOOST_PP_LOCAL_MACRO(166)
+#    endif
+#    if BOOST_PP_LOCAL_C(167)
+        BOOST_PP_LOCAL_MACRO(167)
+#    endif
+#    if BOOST_PP_LOCAL_C(168)
+        BOOST_PP_LOCAL_MACRO(168)
+#    endif
+#    if BOOST_PP_LOCAL_C(169)
+        BOOST_PP_LOCAL_MACRO(169)
+#    endif
+#    if BOOST_PP_LOCAL_C(170)
+        BOOST_PP_LOCAL_MACRO(170)
+#    endif
+#    if BOOST_PP_LOCAL_C(171)
+        BOOST_PP_LOCAL_MACRO(171)
+#    endif
+#    if BOOST_PP_LOCAL_C(172)
+        BOOST_PP_LOCAL_MACRO(172)
+#    endif
+#    if BOOST_PP_LOCAL_C(173)
+        BOOST_PP_LOCAL_MACRO(173)
+#    endif
+#    if BOOST_PP_LOCAL_C(174)
+        BOOST_PP_LOCAL_MACRO(174)
+#    endif
+#    if BOOST_PP_LOCAL_C(175)
+        BOOST_PP_LOCAL_MACRO(175)
+#    endif
+#    if BOOST_PP_LOCAL_C(176)
+        BOOST_PP_LOCAL_MACRO(176)
+#    endif
+#    if BOOST_PP_LOCAL_C(177)
+        BOOST_PP_LOCAL_MACRO(177)
+#    endif
+#    if BOOST_PP_LOCAL_C(178)
+        BOOST_PP_LOCAL_MACRO(178)
+#    endif
+#    if BOOST_PP_LOCAL_C(179)
+        BOOST_PP_LOCAL_MACRO(179)
+#    endif
+#    if BOOST_PP_LOCAL_C(180)
+        BOOST_PP_LOCAL_MACRO(180)
+#    endif
+#    if BOOST_PP_LOCAL_C(181)
+        BOOST_PP_LOCAL_MACRO(181)
+#    endif
+#    if BOOST_PP_LOCAL_C(182)
+        BOOST_PP_LOCAL_MACRO(182)
+#    endif
+#    if BOOST_PP_LOCAL_C(183)
+        BOOST_PP_LOCAL_MACRO(183)
+#    endif
+#    if BOOST_PP_LOCAL_C(184)
+        BOOST_PP_LOCAL_MACRO(184)
+#    endif
+#    if BOOST_PP_LOCAL_C(185)
+        BOOST_PP_LOCAL_MACRO(185)
+#    endif
+#    if BOOST_PP_LOCAL_C(186)
+        BOOST_PP_LOCAL_MACRO(186)
+#    endif
+#    if BOOST_PP_LOCAL_C(187)
+        BOOST_PP_LOCAL_MACRO(187)
+#    endif
+#    if BOOST_PP_LOCAL_C(188)
+        BOOST_PP_LOCAL_MACRO(188)
+#    endif
+#    if BOOST_PP_LOCAL_C(189)
+        BOOST_PP_LOCAL_MACRO(189)
+#    endif
+#    if BOOST_PP_LOCAL_C(190)
+        BOOST_PP_LOCAL_MACRO(190)
+#    endif
+#    if BOOST_PP_LOCAL_C(191)
+        BOOST_PP_LOCAL_MACRO(191)
+#    endif
+#    if BOOST_PP_LOCAL_C(192)
+        BOOST_PP_LOCAL_MACRO(192)
+#    endif
+#    if BOOST_PP_LOCAL_C(193)
+        BOOST_PP_LOCAL_MACRO(193)
+#    endif
+#    if BOOST_PP_LOCAL_C(194)
+        BOOST_PP_LOCAL_MACRO(194)
+#    endif
+#    if BOOST_PP_LOCAL_C(195)
+        BOOST_PP_LOCAL_MACRO(195)
+#    endif
+#    if BOOST_PP_LOCAL_C(196)
+        BOOST_PP_LOCAL_MACRO(196)
+#    endif
+#    if BOOST_PP_LOCAL_C(197)
+        BOOST_PP_LOCAL_MACRO(197)
+#    endif
+#    if BOOST_PP_LOCAL_C(198)
+        BOOST_PP_LOCAL_MACRO(198)
+#    endif
+#    if BOOST_PP_LOCAL_C(199)
+        BOOST_PP_LOCAL_MACRO(199)
+#    endif
+#    if BOOST_PP_LOCAL_C(200)
+        BOOST_PP_LOCAL_MACRO(200)
+#    endif
+#    if BOOST_PP_LOCAL_C(201)
+        BOOST_PP_LOCAL_MACRO(201)
+#    endif
+#    if BOOST_PP_LOCAL_C(202)
+        BOOST_PP_LOCAL_MACRO(202)
+#    endif
+#    if BOOST_PP_LOCAL_C(203)
+        BOOST_PP_LOCAL_MACRO(203)
+#    endif
+#    if BOOST_PP_LOCAL_C(204)
+        BOOST_PP_LOCAL_MACRO(204)
+#    endif
+#    if BOOST_PP_LOCAL_C(205)
+        BOOST_PP_LOCAL_MACRO(205)
+#    endif
+#    if BOOST_PP_LOCAL_C(206)
+        BOOST_PP_LOCAL_MACRO(206)
+#    endif
+#    if BOOST_PP_LOCAL_C(207)
+        BOOST_PP_LOCAL_MACRO(207)
+#    endif
+#    if BOOST_PP_LOCAL_C(208)
+        BOOST_PP_LOCAL_MACRO(208)
+#    endif
+#    if BOOST_PP_LOCAL_C(209)
+        BOOST_PP_LOCAL_MACRO(209)
+#    endif
+#    if BOOST_PP_LOCAL_C(210)
+        BOOST_PP_LOCAL_MACRO(210)
+#    endif
+#    if BOOST_PP_LOCAL_C(211)
+        BOOST_PP_LOCAL_MACRO(211)
+#    endif
+#    if BOOST_PP_LOCAL_C(212)
+        BOOST_PP_LOCAL_MACRO(212)
+#    endif
+#    if BOOST_PP_LOCAL_C(213)
+        BOOST_PP_LOCAL_MACRO(213)
+#    endif
+#    if BOOST_PP_LOCAL_C(214)
+        BOOST_PP_LOCAL_MACRO(214)
+#    endif
+#    if BOOST_PP_LOCAL_C(215)
+        BOOST_PP_LOCAL_MACRO(215)
+#    endif
+#    if BOOST_PP_LOCAL_C(216)
+        BOOST_PP_LOCAL_MACRO(216)
+#    endif
+#    if BOOST_PP_LOCAL_C(217)
+        BOOST_PP_LOCAL_MACRO(217)
+#    endif
+#    if BOOST_PP_LOCAL_C(218)
+        BOOST_PP_LOCAL_MACRO(218)
+#    endif
+#    if BOOST_PP_LOCAL_C(219)
+        BOOST_PP_LOCAL_MACRO(219)
+#    endif
+#    if BOOST_PP_LOCAL_C(220)
+        BOOST_PP_LOCAL_MACRO(220)
+#    endif
+#    if BOOST_PP_LOCAL_C(221)
+        BOOST_PP_LOCAL_MACRO(221)
+#    endif
+#    if BOOST_PP_LOCAL_C(222)
+        BOOST_PP_LOCAL_MACRO(222)
+#    endif
+#    if BOOST_PP_LOCAL_C(223)
+        BOOST_PP_LOCAL_MACRO(223)
+#    endif
+#    if BOOST_PP_LOCAL_C(224)
+        BOOST_PP_LOCAL_MACRO(224)
+#    endif
+#    if BOOST_PP_LOCAL_C(225)
+        BOOST_PP_LOCAL_MACRO(225)
+#    endif
+#    if BOOST_PP_LOCAL_C(226)
+        BOOST_PP_LOCAL_MACRO(226)
+#    endif
+#    if BOOST_PP_LOCAL_C(227)
+        BOOST_PP_LOCAL_MACRO(227)
+#    endif
+#    if BOOST_PP_LOCAL_C(228)
+        BOOST_PP_LOCAL_MACRO(228)
+#    endif
+#    if BOOST_PP_LOCAL_C(229)
+        BOOST_PP_LOCAL_MACRO(229)
+#    endif
+#    if BOOST_PP_LOCAL_C(230)
+        BOOST_PP_LOCAL_MACRO(230)
+#    endif
+#    if BOOST_PP_LOCAL_C(231)
+        BOOST_PP_LOCAL_MACRO(231)
+#    endif
+#    if BOOST_PP_LOCAL_C(232)
+        BOOST_PP_LOCAL_MACRO(232)
+#    endif
+#    if BOOST_PP_LOCAL_C(233)
+        BOOST_PP_LOCAL_MACRO(233)
+#    endif
+#    if BOOST_PP_LOCAL_C(234)
+        BOOST_PP_LOCAL_MACRO(234)
+#    endif
+#    if BOOST_PP_LOCAL_C(235)
+        BOOST_PP_LOCAL_MACRO(235)
+#    endif
+#    if BOOST_PP_LOCAL_C(236)
+        BOOST_PP_LOCAL_MACRO(236)
+#    endif
+
+#    if BOOST_PP_LOCAL_C(237)
+        BOOST_PP_LOCAL_MACRO(237)
+#    endif
+#    if BOOST_PP_LOCAL_C(238)
+        BOOST_PP_LOCAL_MACRO(238)
+#    endif
+#    if BOOST_PP_LOCAL_C(239)
+        BOOST_PP_LOCAL_MACRO(239)
+#    endif
+#    if BOOST_PP_LOCAL_C(240)
+        BOOST_PP_LOCAL_MACRO(240)
+#    endif
+#    if BOOST_PP_LOCAL_C(241)
+        BOOST_PP_LOCAL_MACRO(241)
+#    endif
+#    if BOOST_PP_LOCAL_C(242)
+        BOOST_PP_LOCAL_MACRO(242)
+#    endif
+#    if BOOST_PP_LOCAL_C(243)
+        BOOST_PP_LOCAL_MACRO(243)
+#    endif
+#    if BOOST_PP_LOCAL_C(244)
+        BOOST_PP_LOCAL_MACRO(244)
+#    endif
+#    if BOOST_PP_LOCAL_C(245)
+        BOOST_PP_LOCAL_MACRO(245)
+#    endif
+#    if BOOST_PP_LOCAL_C(246)
+        BOOST_PP_LOCAL_MACRO(246)
+#    endif
+#    if BOOST_PP_LOCAL_C(247)
+        BOOST_PP_LOCAL_MACRO(247)
+#    endif
+#    if BOOST_PP_LOCAL_C(248)
+        BOOST_PP_LOCAL_MACRO(248)
+#    endif
+#    if BOOST_PP_LOCAL_C(249)
+        BOOST_PP_LOCAL_MACRO(249)
+#    endif
+#    if BOOST_PP_LOCAL_C(250)
+        BOOST_PP_LOCAL_MACRO(250)
+#    endif
+#    if BOOST_PP_LOCAL_C(251)
+        BOOST_PP_LOCAL_MACRO(251)
+#    endif
+#    if BOOST_PP_LOCAL_C(252)
+        BOOST_PP_LOCAL_MACRO(252)
+#    endif
+#    if BOOST_PP_LOCAL_C(253)
+        BOOST_PP_LOCAL_MACRO(253)
+#    endif
+#    if BOOST_PP_LOCAL_C(254)
+        BOOST_PP_LOCAL_MACRO(254)
+#    endif
+#    if BOOST_PP_LOCAL_C(255)
+        BOOST_PP_LOCAL_MACRO(255)
+#    endif
+#    if BOOST_PP_LOCAL_C(256)
+        BOOST_PP_LOCAL_MACRO(256)
+#    endif
+# endif
+#
+# undef BOOST_PP_LOCAL_LIMITS
+#
+# undef BOOST_PP_LOCAL_S
+# undef BOOST_PP_LOCAL_F
+#
+# undef BOOST_PP_LOCAL_MACRO

boost/boost/preprocessor/iteration/local.hpp

@@ -0,0 +1,26 @@
+# /* **************************************************************************
+#  *                                                                          *
+#  *     (C) Copyright Paul Mensonides 2002.
+#  *     Distributed under the Boost Software License, Version 1.0. (See
+#  *     accompanying file LICENSE_1_0.txt or copy at
+#  *     http://www.boost.org/LICENSE_1_0.txt)
+#  *                                                                          *
+#  ************************************************************************** */
+#
+# /* See http://www.boost.org for most recent version. */
+#
+# ifndef BOOST_PREPROCESSOR_ITERATION_LOCAL_HPP
+# define BOOST_PREPROCESSOR_ITERATION_LOCAL_HPP
+#
+# include <boost/preprocessor/config/config.hpp>
+# include <boost/preprocessor/slot/slot.hpp>
+# include <boost/preprocessor/tuple/elem.hpp>
+#
+# /* BOOST_PP_LOCAL_ITERATE */
+#
+# define BOOST_PP_LOCAL_ITERATE() <boost/preprocessor/iteration/detail/local.hpp>
+#
+# define BOOST_PP_LOCAL_C(n) (BOOST_PP_LOCAL_S) <= n && (BOOST_PP_LOCAL_F) >= n
+# define BOOST_PP_LOCAL_R(n) (BOOST_PP_LOCAL_F) <= n && (BOOST_PP_LOCAL_S) >= n
+#
+# endif

boost/boost/range/begin.hpp

@@ -0,0 +1,197 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_BEGIN_HPP
+#define BOOST_RANGE_BEGIN_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/type_traits/remove_const.hpp>
+#include <boost/range/config.hpp>
+
+#ifdef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
+#include <boost/range/detail/begin.hpp>
+#else
+
+#include <boost/range/iterator.hpp>
+#include <boost/range/const_iterator.hpp>
+
+namespace boost
+{
+
+#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \
+    !BOOST_WORKAROUND(__GNUC__, < 3) \
+    /**/
+namespace range_detail
+{
+#endif
+
+    //////////////////////////////////////////////////////////////////////
+    // primary template
+    //////////////////////////////////////////////////////////////////////
+
+    template< typename C >
+    inline BOOST_DEDUCED_TYPENAME range_const_iterator<C>::type
+    boost_range_begin( const C& c )
+    {
+        return c.begin();
+    }
+
+    template< typename C >
+    inline BOOST_DEDUCED_TYPENAME range_iterator<
+                                                                        typename remove_const<C>::type >::type
+    boost_range_begin( C& c )
+    {
+        return c.begin();
+    }
+
+    //////////////////////////////////////////////////////////////////////
+    // pair
+    //////////////////////////////////////////////////////////////////////
+
+    template< typename Iterator >
+    inline Iterator boost_range_begin( const std::pair<Iterator,Iterator>& p )
+    {
+        return p.first;
+    }
+
+    template< typename Iterator >
+    inline Iterator boost_range_begin( std::pair<Iterator,Iterator>& p )
+    {
+        return p.first;
+    }
+
+    //////////////////////////////////////////////////////////////////////
+    // array
+    //////////////////////////////////////////////////////////////////////
+
+    template< typename T, std::size_t sz >
+    inline const T* boost_range_begin( const T (&array)[sz] )
+    {
+        return array;
+    }
+
+    template< typename T, std::size_t sz >
+    inline T* boost_range_begin( T (&array)[sz] )
+    {
+        return array;
+    }
+
+
+    //////////////////////////////////////////////////////////////////////
+    // string
+    //////////////////////////////////////////////////////////////////////
+
+#if 1 || BOOST_WORKAROUND(__MWERKS__, <= 0x3204 ) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
+// CW up to 9.3 and borland have troubles with function ordering
+    inline const char* boost_range_begin( const char* s )
+    {
+        return s;
+    }
+
+    inline char* boost_range_begin( char* s )
+    {
+        return s;
+    }
+
+    inline const wchar_t* boost_range_begin( const wchar_t* s )
+    {
+        return s;
+    }
+
+    inline wchar_t* boost_range_begin( wchar_t* s )
+    {
+        return s;
+    }
+#else
+    inline const char* boost_range_begin( const char*& s )
+    {
+        return s;
+    }
+
+    inline char* boost_range_begin( char*& s )
+    {
+        return s;
+    }
+
+    inline const wchar_t* boost_range_begin( const wchar_t*& s )
+    {
+        return s;
+    }
+
+    inline wchar_t* boost_range_begin( wchar_t*& s )
+    {
+        return s;
+    }
+#endif
+
+#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \
+    !BOOST_WORKAROUND(__GNUC__, < 3) \
+    /**/
+} // namespace 'range_detail'
+#endif
+
+
+template< class T >
+inline BOOST_DEDUCED_TYPENAME range_iterator<
+                        typename remove_const<T>::type >::type begin( T& r )
+{
+#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \
+    !BOOST_WORKAROUND(__GNUC__, < 3) \
+    /**/
+    using namespace range_detail;
+#endif
+    return boost_range_begin( r );
+}
+
+template< class T >
+inline BOOST_DEDUCED_TYPENAME range_const_iterator<T>::type begin( const T& r )
+{
+#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \
+    !BOOST_WORKAROUND(__GNUC__, < 3) \
+    /**/
+    using namespace range_detail;
+#endif
+    return boost_range_begin( r );
+}
+
+#if BOOST_WORKAROUND(__MWERKS__, <= 0x3003 ) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
+// BCB and CW are not able to overload pointer when class overloads are also available.
+template<>
+inline range_const_iterator<const char*>::type begin<const char*>( const char*& r )
+{
+    return r;
+}
+
+template<>
+inline range_const_iterator<const wchar_t*>::type begin<const wchar_t*>( const wchar_t*& r )
+{
+    return r;
+}
+
+#endif
+
+} // namespace boost
+
+#endif // BOOST_NO_FUNCTION_TEMPLATE_ORDERING
+
+namespace boost
+{
+    template< class T >
+    inline BOOST_DEDUCED_TYPENAME range_const_iterator<T>::type
+    const_begin( const T& r )
+    {
+        return begin( r );
+    }
+}
+
+#endif

boost/boost/range/config.hpp

@@ -0,0 +1,55 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_CONFIG_HPP
+#define BOOST_RANGE_CONFIG_HPP
+
+#include <boost/detail/workaround.hpp>
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/config.hpp>
+
+#ifdef BOOST_RANGE_DEDUCED_TYPENAME
+#error "macro already defined!"
+#endif
+
+#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
+# define BOOST_RANGE_DEDUCED_TYPENAME typename
+#else
+# if BOOST_WORKAROUND(BOOST_MSVC, == 1300) && !defined(_MSC_EXTENSIONS)
+#  define BOOST_RANGE_DEDUCED_TYPENAME typename
+# else
+#  define BOOST_RANGE_DEDUCED_TYPENAME BOOST_DEDUCED_TYPENAME
+# endif
+#endif
+
+#ifdef BOOST_RANGE_NO_ARRAY_SUPPORT
+#error "macro already defined!"
+#endif
+
+//#if BOOST_WORKAROUND( BOOST_MSVC, <= 1200 ) || __MWERKS__ <= 0x3003
+#if _MSC_VER <= 1300 && !defined( __COMO__ ) && !defined( __GNUC__ ) && __MWERKS__ <= 0x3003
+#define BOOST_RANGE_NO_ARRAY_SUPPORT 1
+#endif
+
+#ifdef BOOST_RANGE_NO_ARRAY_SUPPORT
+#define BOOST_RANGE_ARRAY_REF() (boost_range_array)
+#define BOOST_RANGE_NO_STATIC_ASSERT
+#else
+#define BOOST_RANGE_ARRAY_REF() (&boost_range_array)
+#endif
+
+
+
+#endif
+

boost/boost/range/const_iterator.hpp

@@ -0,0 +1,127 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_CONST_ITERATOR_HPP
+#define BOOST_RANGE_CONST_ITERATOR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/range/config.hpp>
+
+#ifdef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
+#include <boost/range/detail/const_iterator.hpp>
+#else
+
+#include <cstddef>
+#include <utility>
+
+namespace boost
+{
+    //////////////////////////////////////////////////////////////////////////
+    // default
+    //////////////////////////////////////////////////////////////////////////
+    
+    template< typename C >
+    struct range_const_iterator
+    {
+        typedef BOOST_DEDUCED_TYPENAME C::const_iterator type;
+    };
+    
+    //////////////////////////////////////////////////////////////////////////
+    // pair
+    //////////////////////////////////////////////////////////////////////////
+
+    template< typename Iterator >
+    struct range_const_iterator< std::pair<Iterator,Iterator> >
+    {
+        typedef Iterator type;
+    };
+    
+    template< typename Iterator >
+    struct range_const_iterator< const std::pair<Iterator,Iterator> >
+    {
+        typedef Iterator type;
+    };
+
+    //////////////////////////////////////////////////////////////////////////
+    // array
+    //////////////////////////////////////////////////////////////////////////
+
+    template< typename T, std::size_t sz >
+    struct range_const_iterator< T[sz] >
+    {
+        typedef const T* type;
+    };
+
+    template< typename T, std::size_t sz >
+    struct range_const_iterator< const T[sz] >
+    {
+        typedef const T* type;
+    };
+
+    //////////////////////////////////////////////////////////////////////////
+    // string
+    //////////////////////////////////////////////////////////////////////////
+
+    template<>
+    struct range_const_iterator< char* >
+    {
+        typedef const char* type;
+    };
+
+    template<>
+    struct range_const_iterator< wchar_t* >
+    {
+        typedef const wchar_t* type;
+    };
+
+    template<>
+    struct range_const_iterator< const char* >
+    {
+        typedef const char* type;
+    };
+
+    template<>
+    struct range_const_iterator< const wchar_t* >
+    {
+        typedef const wchar_t* type;
+    };
+
+    template<>
+    struct range_const_iterator< char* const >
+    {
+        typedef const char* type;
+    };
+
+    template<>
+    struct range_const_iterator< wchar_t* const >
+    {
+        typedef const wchar_t* type;
+    };
+
+    template<>
+    struct range_const_iterator< const char* const >
+    {
+        typedef const char* type;
+    };
+
+    template<>
+    struct range_const_iterator< const wchar_t* const >
+    {
+        typedef const wchar_t* type;
+    };
+
+} // namespace boost
+
+#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
+
+#endif

boost/boost/range/const_reverse_iterator.hpp

@@ -0,0 +1,37 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_CONST_REVERSE_ITERATOR_HPP
+#define BOOST_RANGE_CONST_REVERSE_ITERATOR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/range/config.hpp>
+#include <boost/range/const_iterator.hpp>
+#include <boost/iterator/reverse_iterator.hpp>
+
+namespace boost
+{
+    //////////////////////////////////////////////////////////////////////////
+    // default
+    //////////////////////////////////////////////////////////////////////////
+    
+    template< typename C >
+    struct range_const_reverse_iterator
+    {
+        typedef reverse_iterator< 
+            BOOST_DEDUCED_TYPENAME range_const_iterator<C>::type > type;
+    };
+    
+} // namespace boost
+
+#endif

boost/boost/range/detail/common.hpp

@@ -0,0 +1,116 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_DETAIL_COMMON_HPP
+#define BOOST_RANGE_DETAIL_COMMON_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/range/config.hpp>
+#include <boost/range/detail/sfinae.hpp>
+#include <boost/type_traits/is_void.hpp>
+#include <boost/type_traits/detail/ice_or.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/mpl/int.hpp>
+#include <cstddef>
+
+//////////////////////////////////////////////////////////////////////////////
+// missing partial specialization  workaround.
+//////////////////////////////////////////////////////////////////////////////
+
+namespace boost 
+{
+    namespace range_detail 
+    {        
+        // 1 = std containers
+        // 2 = std::pair
+        // 3 = const std::pair
+        // 4 = array
+        // 5 = const array
+        // 6 = char array
+        // 7 = wchar_t array
+        // 8 = char*
+        // 9 = const char*
+        // 10 = whar_t*
+        // 11 = const wchar_t*
+        // 12 = string
+        
+        typedef mpl::int_<1>::type    std_container_;
+        typedef mpl::int_<2>::type    std_pair_;
+        typedef mpl::int_<3>::type    const_std_pair_;
+        typedef mpl::int_<4>::type    array_;
+        typedef mpl::int_<5>::type    const_array_;
+        typedef mpl::int_<6>::type    char_array_;
+        typedef mpl::int_<7>::type    wchar_t_array_;
+        typedef mpl::int_<8>::type    char_ptr_;
+        typedef mpl::int_<9>::type    const_char_ptr_;
+        typedef mpl::int_<10>::type   wchar_t_ptr_;
+        typedef mpl::int_<11>::type   const_wchar_t_ptr_;
+        typedef mpl::int_<12>::type   string_;
+        
+        template< typename C >
+        struct range_helper
+        {
+            static C* c;
+            static C  ptr;
+
+            BOOST_STATIC_CONSTANT( bool, is_pair_                = sizeof( boost::range_detail::is_pair_impl( c ) ) == sizeof( yes_type ) );
+            BOOST_STATIC_CONSTANT( bool, is_char_ptr_            = sizeof( boost::range_detail::is_char_ptr_impl( ptr ) ) == sizeof( yes_type ) );
+            BOOST_STATIC_CONSTANT( bool, is_const_char_ptr_      = sizeof( boost::range_detail::is_const_char_ptr_impl( ptr ) ) == sizeof( yes_type ) );
+            BOOST_STATIC_CONSTANT( bool, is_wchar_t_ptr_         = sizeof( boost::range_detail::is_wchar_t_ptr_impl( ptr ) ) == sizeof( yes_type ) );
+            BOOST_STATIC_CONSTANT( bool, is_const_wchar_t_ptr_   = sizeof( boost::range_detail::is_const_wchar_t_ptr_impl( ptr ) ) == sizeof( yes_type ) );
+            BOOST_STATIC_CONSTANT( bool, is_char_array_          = sizeof( boost::range_detail::is_char_array_impl( ptr ) ) == sizeof( yes_type ) );
+            BOOST_STATIC_CONSTANT( bool, is_wchar_t_array_       = sizeof( boost::range_detail::is_wchar_t_array_impl( ptr ) ) == sizeof( yes_type ) );
+            BOOST_STATIC_CONSTANT( bool, is_string_              = (boost::type_traits::ice_or<is_const_char_ptr_, is_const_wchar_t_ptr_>::value ));
+            BOOST_STATIC_CONSTANT( bool, is_array_               = boost::is_array<C>::value );
+            
+        };
+        
+        template< typename C >
+        class range
+        {
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_pair_,
+                                                                  boost::range_detail::std_pair_,
+                                                                  void >::type pair_t;
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_array_,
+                                                                    boost::range_detail::array_,
+                                                                    pair_t >::type array_t;
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_string_,
+                                                                    boost::range_detail::string_,
+                                                                    array_t >::type string_t;
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_const_char_ptr_,
+                                                                    boost::range_detail::const_char_ptr_,
+                                                                    string_t >::type const_char_ptr_t;
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_char_ptr_,
+                                                                    boost::range_detail::char_ptr_,
+                                                                    const_char_ptr_t >::type char_ptr_t;
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_const_wchar_t_ptr_,
+                                                                    boost::range_detail::const_wchar_t_ptr_,
+                                                                    char_ptr_t >::type const_wchar_ptr_t;
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_wchar_t_ptr_,
+                                                                    boost::range_detail::wchar_t_ptr_,
+                                                                    const_wchar_ptr_t >::type wchar_ptr_t;
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_wchar_t_array_,
+                                                                    boost::range_detail::wchar_t_array_,
+                                                                    wchar_ptr_t >::type wchar_array_t;
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::range_detail::range_helper<C>::is_char_array_,
+                                                                    boost::range_detail::char_array_,
+                                                                    wchar_array_t >::type char_array_t;
+        public:
+            typedef BOOST_RANGE_DEDUCED_TYPENAME   boost::mpl::if_c< boost::is_void<char_array_t>::value,
+                                                                    boost::range_detail::std_container_,
+                                                                    char_array_t >::type type;  
+        }; // class 'range' 
+    }
+}
+        
+#endif

boost/boost/range/detail/implementation_help.hpp

@@ -0,0 +1,162 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_DETAIL_IMPLEMENTATION_HELP_HPP
+#define BOOST_RANGE_DETAIL_IMPLEMENTATION_HELP_HPP
+
+#include <boost/range/config.hpp>
+#include <boost/range/detail/common.hpp>
+#include <boost/type_traits/is_same.hpp>
+#include <cstddef>
+#include <string.h>
+
+#ifndef BOOST_NO_CWCHAR
+#include <wchar.h>
+#endif
+
+namespace boost 
+{
+    namespace range_detail
+    {
+        
+        /////////////////////////////////////////////////////////////////////
+        // end() help
+        /////////////////////////////////////////////////////////////////////
+
+        inline const char* str_end( const char* s, const char* )
+        {
+            return s + strlen( s );
+        }
+        
+#ifndef BOOST_NO_CWCHAR
+        inline const wchar_t* str_end( const wchar_t* s, const wchar_t* )
+        {
+            return s + wcslen( s );
+        }
+#else
+        inline const wchar_t* str_end( const wchar_t* s, const wchar_t* )
+        {
+            if( s == 0 && s[0] == 0 )
+                return s;
+            while( *++s != 0 )
+                ;
+            return s;
+        }
+#endif         
+
+        template< class Char >
+        inline Char* str_end( Char* s )
+        {
+            return (Char*)str_end( s, s );
+        }
+
+        template< class T, std::size_t sz >
+        inline T* array_end( T BOOST_RANGE_ARRAY_REF()[sz], int )
+        {
+            return boost_range_array + sz;
+        }
+        
+        template< class T, std::size_t sz >
+        inline const T* array_end( const T BOOST_RANGE_ARRAY_REF()[sz], int )
+        {
+            return boost_range_array + sz;
+        }
+
+        template< class T, std::size_t sz >
+        inline T* array_end( T BOOST_RANGE_ARRAY_REF()[sz], char_or_wchar_t_array_tag )
+        {
+            return boost_range_array + sz - 1;
+        }
+        
+        template< class T, std::size_t sz >
+        inline const T* array_end( const T BOOST_RANGE_ARRAY_REF()[sz], char_or_wchar_t_array_tag )
+        {
+            return boost_range_array + sz - 1;
+        }
+
+        template< class T, std::size_t sz >
+        inline T* array_end( T BOOST_RANGE_ARRAY_REF()[sz] )
+        {
+            typedef BOOST_RANGE_DEDUCED_TYPENAME boost::mpl::if_c< is_same<char,T>::value || is_same<wchar_t,T>::value,
+                                                                char_or_wchar_t_array_tag,
+                                                                int >::type tag;
+
+            return array_end<T,sz>( boost_range_array, tag() );
+        }
+        
+        template< class T, std::size_t sz >
+        inline const T* array_end( const T BOOST_RANGE_ARRAY_REF()[sz] )
+        {
+            typedef BOOST_RANGE_DEDUCED_TYPENAME boost::mpl::if_c< is_same<char,T>::value || is_same<wchar_t,T>::value,
+                                                                char_or_wchar_t_array_tag,
+                                                                int >::type tag;
+        
+            return array_end<T,sz>( boost_range_array, tag() );
+        }
+
+        /////////////////////////////////////////////////////////////////////
+        // size() help
+        /////////////////////////////////////////////////////////////////////
+        
+        template< class Char >
+        inline std::size_t str_size( const Char* const& s )
+        {
+            return str_end( s ) - s;
+        }
+         
+        template< class T, std::size_t sz >
+        inline std::size_t array_size( T BOOST_RANGE_ARRAY_REF()[sz], int )
+        {
+            return sz;
+        }
+       
+        template< class T, std::size_t sz >
+        inline std::size_t array_size( const T BOOST_RANGE_ARRAY_REF()[sz], int )
+        {
+            return sz;
+        }
+
+        template< class T, std::size_t sz >
+        inline std::size_t array_size( T BOOST_RANGE_ARRAY_REF()[sz], char_or_wchar_t_array_tag )
+        {
+            return sz - 1;
+        }
+                 
+        template< class T, std::size_t sz >
+        inline std::size_t array_size( const T BOOST_RANGE_ARRAY_REF()[sz], char_or_wchar_t_array_tag )
+        {
+            return sz - 1;
+        }
+
+        template< class T, std::size_t sz >
+        inline std::size_t array_size( T BOOST_RANGE_ARRAY_REF()[sz] )
+        {
+            typedef BOOST_RANGE_DEDUCED_TYPENAME boost::mpl::if_c< is_same<const char,T>::value || is_same<const wchar_t,T>::value ||
+                                                                   is_same<char,T>::value       || is_same<wchar_t,T>::value,
+                                                                char_or_wchar_t_array_tag,
+                                                                int >::type tag;
+            return array_size<T,sz>( boost_range_array, tag() );
+        }
+
+        template< class T, std::size_t sz >
+        inline std::size_t array_size( const T BOOST_RANGE_ARRAY_REF()[sz] )
+        {
+            typedef BOOST_RANGE_DEDUCED_TYPENAME boost::mpl::if_c< is_same<char,T>::value || is_same<wchar_t,T>::value,
+                                                                char_or_wchar_t_array_tag,
+                                                                int >::type tag;
+            return array_size<T,sz>( boost_range_array, tag() );
+        }
+
+    } // namespace 'range_detail'
+    
+} // namespace 'boost'
+
+
+#endif

boost/boost/range/detail/sfinae.hpp

@@ -0,0 +1,77 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_DETAIL_SFINAE_HPP
+#define BOOST_RANGE_DETAIL_SFINAE_HPP
+
+#include <boost/range/config.hpp>
+#include <boost/type_traits/is_array.hpp>
+#include <boost/type_traits/detail/yes_no_type.hpp>
+#include <utility>
+
+
+namespace boost 
+{
+    namespace range_detail
+    {          
+        using type_traits::yes_type;
+        using type_traits::no_type;
+
+        //////////////////////////////////////////////////////////////////////
+        // string
+        //////////////////////////////////////////////////////////////////////
+        
+        yes_type is_string_impl( const char* const );
+        yes_type is_string_impl( const wchar_t* const );
+        no_type  is_string_impl( ... );
+        
+        template< std::size_t sz >
+        yes_type is_char_array_impl( char BOOST_RANGE_ARRAY_REF()[sz] );
+        template< std::size_t sz >
+        yes_type is_char_array_impl( const char BOOST_RANGE_ARRAY_REF()[sz] );
+        no_type  is_char_array_impl( ... );
+        
+        template< std::size_t sz >
+        yes_type is_wchar_t_array_impl( wchar_t BOOST_RANGE_ARRAY_REF()[sz] );
+        template< std::size_t sz >
+        yes_type is_wchar_t_array_impl( const wchar_t BOOST_RANGE_ARRAY_REF()[sz] );
+        no_type  is_wchar_t_array_impl( ... );
+                                     
+        yes_type is_char_ptr_impl( char* const );
+        no_type  is_char_ptr_impl( ... );
+        
+        yes_type is_const_char_ptr_impl( const char* const );
+        no_type  is_const_char_ptr_impl( ... );
+
+        yes_type is_wchar_t_ptr_impl( wchar_t* const );
+        no_type  is_wchar_t_ptr_impl( ... );
+        
+        yes_type is_const_wchar_t_ptr_impl( const wchar_t* const );
+        no_type  is_const_wchar_t_ptr_impl( ... );
+        
+        //////////////////////////////////////////////////////////////////////
+        // pair
+        //////////////////////////////////////////////////////////////////////
+
+        template< typename Iterator >
+        yes_type is_pair_impl( const std::pair<Iterator,Iterator>* );
+        no_type  is_pair_impl( ... );
+
+        //////////////////////////////////////////////////////////////////////
+        // tags
+        //////////////////////////////////////////////////////////////////////
+
+        struct char_or_wchar_t_array_tag {};
+        
+    } // namespace 'range_detail'
+    
+} // namespace 'boost'
+
+#endif

boost/boost/range/difference_type.hpp

@@ -0,0 +1,145 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
+#ifndef BOOST_RANGE_DIFFERENCE_TYPE_HPP
+#define BOOST_RANGE_DIFFERENCE_TYPE_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/range/config.hpp>
+#include <boost/range/const_iterator.hpp>
+#include <boost/iterator/iterator_traits.hpp>
+
+namespace boost
+{
+        template< class T >
+        struct range_difference
+        {
+                typedef BOOST_DEDUCED_TYPENAME iterator_difference<
+                        BOOST_DEDUCED_TYPENAME range_const_iterator<T>::type >::type
+                                type;
+        };
+}
+
+//#ifdef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
+//#include <boost/range/detail/difference_type.hpp>
+//#else
+
+/*
+#include <cstddef>
+#include <utility>
+
+namespace boost
+{
+    //////////////////////////////////////////////////////////////////////////
+    // default
+    //////////////////////////////////////////////////////////////////////////
+
+    template< typename C >
+    struct range_difference
+    {
+        typedef BOOST_DEDUCED_TYPENAME C::difference_type type;
+    };
+
+    //////////////////////////////////////////////////////////////////////////
+    // pair
+    //////////////////////////////////////////////////////////////////////////
+
+    template< typename Iterator >
+    struct range_difference< std::pair<Iterator,Iterator> >
+    {
+        typedef BOOST_DEDUCED_TYPENAME
+            iterator_difference<Iterator>::type type;
+    };
+
+    template< typename Iterator >
+    struct range_difference< const std::pair<Iterator,Iterator> >
+    {
+        typedef BOOST_DEDUCED_TYPENAME
+            iterator_difference<Iterator>::type type;
+    };
+
+
+    //////////////////////////////////////////////////////////////////////////
+    // array
+    //////////////////////////////////////////////////////////////////////////
+
+    template< typename T, std::size_t sz >
+    struct range_difference< T[sz] >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    template< typename T, std::size_t sz >
+    struct range_difference< const T[sz] >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    //////////////////////////////////////////////////////////////////////////
+    // string
+    //////////////////////////////////////////////////////////////////////////
+
+    template<>
+    struct range_difference< char* >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    template<>
+    struct range_difference< wchar_t* >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    template<>
+    struct range_difference< const char* >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    template<>
+    struct range_difference< const wchar_t* >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    template<>
+    struct range_difference< char* const >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    template<>
+    struct range_difference< wchar_t* const >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    template<>
+    struct range_difference< const char* const >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+    template<>
+    struct range_difference< const wchar_t* const >
+    {
+        typedef std::ptrdiff_t type;
+    };
+
+} // namespace boost
+
+#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
+*/
+
+#endif