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98 lines
3.3 KiB
98 lines
3.3 KiB
/* |
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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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* CP922 |
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*/ |
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static const unsigned short cp922_2uni_1[16] = { |
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/* 0xa0 */ |
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0x00a0, 0x00a1, 0x00a2, 0x00a3, 0x00a4, 0x00a5, 0x00a6, 0x00a7, |
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0x00a8, 0x00a9, 0x00aa, 0x00ab, 0x00ac, 0x00ad, 0x00ae, 0x203e, |
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}; |
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static const unsigned short cp922_2uni_2[16] = { |
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/* 0xd0 */ |
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0x0160, 0x00d1, 0x00d2, 0x00d3, 0x00d4, 0x00d5, 0x00d6, 0x00d7, |
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0x00d8, 0x00d9, 0x00da, 0x00db, 0x00dc, 0x00dd, 0x017d, 0x00df, |
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}; |
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static const unsigned short cp922_2uni_3[16] = { |
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/* 0xf0 */ |
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0x0161, 0x00f1, 0x00f2, 0x00f3, 0x00f4, 0x00f5, 0x00f6, 0x00f7, |
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0x00f8, 0x00f9, 0x00fa, 0x00fb, 0x00fc, 0x00fd, 0x017e, 0x00ff, |
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}; |
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static int |
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cp922_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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else if (c < 0xb0) |
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*pwc = (ucs4_t) cp922_2uni_1[c-0xa0]; |
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else if (c < 0xd0) |
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*pwc = (ucs4_t) c; |
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else if (c < 0xe0) |
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*pwc = (ucs4_t) cp922_2uni_2[c-0xd0]; |
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else if (c < 0xf0) |
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*pwc = (ucs4_t) c; |
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else |
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*pwc = (ucs4_t) cp922_2uni_3[c-0xf0]; |
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return 1; |
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} |
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static const unsigned char cp922_page00[88] = { |
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0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0x00, /* 0xa8-0xaf */ |
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0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */ |
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0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0xb8-0xbf */ |
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0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0xc0-0xc7 */ |
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0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xc8-0xcf */ |
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0x00, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */ |
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0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0x00, 0xdf, /* 0xd8-0xdf */ |
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0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xe0-0xe7 */ |
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0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */ |
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0x00, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */ |
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0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0x00, 0xff, /* 0xf8-0xff */ |
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}; |
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static const unsigned char cp922_page01[32] = { |
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0xd0, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */ |
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */ |
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */ |
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0x00, 0x00, 0x00, 0x00, 0x00, 0xde, 0xfe, 0x00, /* 0x78-0x7f */ |
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}; |
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static int |
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cp922_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 < 0x00a8) { |
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*r = wc; |
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return 1; |
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} |
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else if (wc >= 0x00a8 && wc < 0x0100) |
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c = cp922_page00[wc-0x00a8]; |
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else if (wc >= 0x0160 && wc < 0x0180) |
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c = cp922_page01[wc-0x0160]; |
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else if (wc == 0x203e) |
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c = 0xaf; |
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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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