58 lines
1.5 KiB
C
58 lines
1.5 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 Lesser General Public
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* License as published by the Free Software Foundation; either version 2.1
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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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser 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 <https://www.gnu.org/licenses/>.
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*/
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/*
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* ISO646-CN
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* also known as GB_1988-80
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*/
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static int
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iso646_cn_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 < 0x80) {
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if (c == 0x24)
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*pwc = (ucs4_t) 0x00a5;
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else if (c == 0x7e)
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*pwc = (ucs4_t) 0x203e;
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else
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*pwc = (ucs4_t) c;
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return 1;
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}
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return RET_ILSEQ;
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}
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static int
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iso646_cn_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
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{
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if (wc < 0x0080 && !(wc == 0x0024 || wc == 0x007e)) {
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*r = wc;
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return 1;
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}
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if (wc == 0x00a5) {
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*r = 0x24;
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return 1;
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}
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if (wc == 0x203e) {
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*r = 0x7e;
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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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