1 /*
2 * Copyright (C) 1999-2002 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 * CP1162
23 */
24
25 static int
cp1162_mbtowc(conv_t conv,ucs4_t * pwc,const unsigned char * s,int n)26 cp1162_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 {
34 unsigned short wc = cp874_2uni[c-0x80];
35 if (wc != 0xfffd) {
36 *pwc = (ucs4_t) wc;
37 return 1;
38 }
39 if (c < 0xa0) {
40 *pwc = (ucs4_t) c;
41 return 1;
42 }
43 }
44 return RET_ILSEQ;
45 }
46
47 static int
cp1162_wctomb(conv_t conv,unsigned char * r,ucs4_t wc,int n)48 cp1162_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
49 {
50 unsigned char c = 0;
51 if (wc < 0x0080) {
52 *r = wc;
53 return 1;
54 }
55 else if (wc >= 0x0080 && wc < 0x00a0 && cp874_2uni[wc-0x0080] == 0xfffd)
56 c = wc;
57 else if (wc == 0x00a0)
58 c = 0xa0;
59 else if (wc >= 0x0e00 && wc < 0x0e60)
60 c = cp874_page0e[wc-0x0e00];
61 else if (wc >= 0x2010 && wc < 0x2028)
62 c = cp874_page20[wc-0x2010];
63 else if (wc == 0x20ac)
64 c = 0x80;
65 if (c != 0) {
66 *r = c;
67 return 1;
68 }
69 return RET_ILUNI;
70 }
71