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98 lines
3.3 KiB
C
98 lines
3.3 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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* ISO-8859-6
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*/
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static const unsigned short iso8859_6_2uni[96] = {
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/* 0xa0 */
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0x00a0, 0xfffd, 0xfffd, 0xfffd, 0x00a4, 0xfffd, 0xfffd, 0xfffd,
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0xfffd, 0xfffd, 0xfffd, 0xfffd, 0x060c, 0x00ad, 0xfffd, 0xfffd,
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/* 0xb0 */
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0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
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0xfffd, 0xfffd, 0xfffd, 0x061b, 0xfffd, 0xfffd, 0xfffd, 0x061f,
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/* 0xc0 */
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0xfffd, 0x0621, 0x0622, 0x0623, 0x0624, 0x0625, 0x0626, 0x0627,
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0x0628, 0x0629, 0x062a, 0x062b, 0x062c, 0x062d, 0x062e, 0x062f,
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/* 0xd0 */
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0x0630, 0x0631, 0x0632, 0x0633, 0x0634, 0x0635, 0x0636, 0x0637,
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0x0638, 0x0639, 0x063a, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
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/* 0xe0 */
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0x0640, 0x0641, 0x0642, 0x0643, 0x0644, 0x0645, 0x0646, 0x0647,
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0x0648, 0x0649, 0x064a, 0x064b, 0x064c, 0x064d, 0x064e, 0x064f,
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/* 0xf0 */
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0x0650, 0x0651, 0x0652, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
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0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
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};
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static int
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iso8859_6_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
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{
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unsigned char c = *s;
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if (c < 0xa0) {
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*pwc = (ucs4_t) c;
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return 1;
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}
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else {
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unsigned short wc = iso8859_6_2uni[c-0xa0];
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if (wc != 0xfffd) {
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*pwc = (ucs4_t) wc;
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return 1;
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}
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}
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return RET_ILSEQ;
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}
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static const unsigned char iso8859_6_page00[16] = {
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0xa0, 0x00, 0x00, 0x00, 0xa4, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0xad, 0x00, 0x00, /* 0xa8-0xaf */
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};
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static const unsigned char iso8859_6_page06[80] = {
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0x00, 0x00, 0x00, 0x00, 0xac, 0x00, 0x00, 0x00, /* 0x08-0x0f */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
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0x00, 0x00, 0x00, 0xbb, 0x00, 0x00, 0x00, 0xbf, /* 0x18-0x1f */
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0x00, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x20-0x27 */
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0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x28-0x2f */
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0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0x30-0x37 */
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0xd8, 0xd9, 0xda, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
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0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0x40-0x47 */
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0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0x48-0x4f */
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0xf0, 0xf1, 0xf2, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
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};
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static int
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iso8859_6_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
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{
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unsigned char c = 0;
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if (wc < 0x00a0) {
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*r = wc;
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return 1;
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}
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else if (wc >= 0x00a0 && wc < 0x00b0)
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c = iso8859_6_page00[wc-0x00a0];
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else if (wc >= 0x0608 && wc < 0x0658)
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c = iso8859_6_page06[wc-0x0608];
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if (c != 0) {
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*r = c;
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return 1;
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}
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return RET_ILUNI;
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}
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