1 /*
2 * Copyright (C) 1999-2001 Free Software Foundation, Inc.
3 * This file is part of the GNU LIBICONV Library.
4 *
5 * The GNU LIBICONV Library is free software; you can redistribute it
6 * and/or modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
9 *
10 * The GNU LIBICONV Library is distributed in the hope that it will be
11 * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public
16 * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
17 * If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
18 * Fifth Floor, Boston, MA 02110-1301, USA.
19 */
20
21 /*
22 * TIS620.2533-1
23 */
24
25 static int
tis620_mbtowc(conv_t conv,ucs4_t * pwc,const unsigned char * s,int n)26 tis620_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
27 {
28 unsigned char c = *s;
29 if (c < 0x80) {
30 *pwc = (ucs4_t) c;
31 return 1;
32 }
33 else if (c >= 0xa1 && c <= 0xfb && !(c >= 0xdb && c <= 0xde)) {
34 *pwc = (ucs4_t) (c + 0x0d60);
35 return 1;
36 }
37 return RET_ILSEQ;
38 }
39
40 static int
tis620_wctomb(conv_t conv,unsigned char * r,ucs4_t wc,int n)41 tis620_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
42 {
43 if (wc < 0x0080) {
44 *r = wc;
45 return 1;
46 }
47 else if (wc >= 0x0e01 && wc <= 0x0e5b && !(wc >= 0x0e3b && wc <= 0x0e3e)) {
48 *r = wc-0x0d60;
49 return 1;
50 }
51 return RET_ILUNI;
52 }
53