nexmon – Blame information for rev 1

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1 office 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 * ISO646-JP
23 * also known as JIS_C6220-1969-RO
24 */
25  
26 /* This is the lower half of JIS_X0201. */
27  
28 static int
29 iso646_jp_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
30 {
31 unsigned char c = *s;
32 if (c < 0x80) {
33 if (c == 0x5c)
34 *pwc = (ucs4_t) 0x00a5;
35 else if (c == 0x7e)
36 *pwc = (ucs4_t) 0x203e;
37 else
38 *pwc = (ucs4_t) c;
39 return 1;
40 }
41 return RET_ILSEQ;
42 }
43  
44 static int
45 iso646_jp_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
46 {
47 if (wc < 0x0080 && !(wc == 0x005c || wc == 0x007e)) {
48 *r = wc;
49 return 1;
50 }
51 if (wc == 0x00a5) {
52 *r = 0x5c;
53 return 1;
54 }
55 if (wc == 0x203e) {
56 *r = 0x7e;
57 return 1;
58 }
59 return RET_ILUNI;
60 }