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/*
* Copyright (C) 1999-2001 Free Software Foundation, Inc.
* This file is part of the GNU LIBICONV Library.
*
* The GNU LIBICONV Library is free software; you can redistribute it
* and/or modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* The GNU LIBICONV Library is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with the GNU LIBICONV Library; see the file COPYING.LIB.
* If not, write to the Free Software Foundation, Inc., 59 Temple Place -
* Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* ISO646-CN
* also known as GB_1988-80
*/
static int
iso646_cn_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
{
unsigned char c = *s;
if (c < 0x80) {
if (c == 0x24)
*pwc = (ucs4_t) 0x00a5;
else if (c == 0x7e)
*pwc = (ucs4_t) 0x203e;
else
*pwc = (ucs4_t) c;
return 1;
}
return RET_ILSEQ;
}
static int
iso646_cn_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
{
if (wc < 0x0080 && !(wc == 0x0024 || wc == 0x007e)) {
*r = wc;
return 1;
}
if (wc == 0x00a5) {
*r = 0x24;
return 1;
}
if (wc == 0x203e) {
*r = 0x7e;
return 1;
}
return RET_ILUNI;
}
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