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cf214f8263
- libiconv 1.15 was released in February this year - I opened a thread to discuss if this should also be done for the lyX 2.3 branch on the list
61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/*
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* Copyright (C) 1999-2001, 2016 Free Software Foundation, Inc.
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* This file is part of the GNU LIBICONV Library.
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*
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* The GNU LIBICONV Library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* The GNU LIBICONV Library is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with the GNU LIBICONV Library; see the file COPYING.LIB.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* CNS 11643-1992 plane 4
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*/
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/*
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* The table has been split into two parts. Each part's entries fit it 16 bits.
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* But the combined table would need 17 bits per entry.
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*/
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#include "cns11643_4a.h"
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#include "cns11643_4b.h"
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static int
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cns11643_4_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
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{
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unsigned char c1 = s[0];
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if ((c1 >= 0x21 && c1 <= 0x6e)) {
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if (n >= 2) {
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unsigned char c2 = s[1];
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if (c2 >= 0x21 && c2 < 0x7f) {
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unsigned int i = 94 * (c1 - 0x21) + (c2 - 0x21);
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ucs4_t wc = 0xfffd;
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unsigned short swc;
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{
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if (i < 2914)
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swc = cns11643_4a_2uni_page21[i],
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wc = cns11643_4a_2uni_upages[swc>>8] | (swc & 0xff);
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else if (i < 7298)
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swc = cns11643_4b_2uni_page40[i-2914],
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wc = cns11643_4b_2uni_upages[swc>>8] | (swc & 0xff);
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}
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if (wc != 0xfffd) {
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*pwc = wc;
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return 2;
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}
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}
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return RET_ILSEQ;
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}
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return RET_TOOFEW(0);
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}
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return RET_ILSEQ;
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}
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