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1 | /* |
2 | * This file is part of DisOrder. |
3 | * Copyright (C) 2004, 2005 Richard Kettlewell |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, but |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
18 | * USA |
19 | */ |
20 | #ifndef CHARSET_H |
21 | #define CHARSET_H |
22 | |
23 | /* Character encoding conversion routines */ |
24 | |
25 | uint32_t *utf82ucs4(const char *mb); |
26 | char *ucs42utf8(const uint32_t *u); |
27 | char *mb2utf8(const char *mb); |
28 | char *utf82mb(const char *utf8); |
29 | /* various conversions, between multibyte strings (mb) in |
30 | * whatever the current encoding is, and UTF-8 strings (utf8). On |
31 | * error, a null pointer is returned and @errno@ set. */ |
32 | |
33 | char *any2utf8(const char *from/*encoding*/, |
34 | const char *any/*string*/); |
35 | /* arbitrary conversions from any null-free byte-based encoding that |
36 | * iconv knows about to UTF-8 */ |
37 | |
38 | char *any2mb(const char *from/*encoding or 0*/, |
39 | const char *any/*string*/); |
40 | /* Arbitrary conversions from any null-free byte-based encoding that |
41 | * iconv knows about to a multibyte string. If FROM is 0 then ANY is |
42 | * returned unchanged. */ |
43 | |
44 | char *any2any(const char *from/*encoding or 0*/, |
45 | const char *to/*encoding to 0*/, |
46 | const char *any/*string*/); |
47 | /* Arbitrary conversions between any null-free byte-based encodings |
48 | * that iconv knows. If FROM and TO are both 0 then ANY is returned |
49 | * unchanged. */ |
50 | |
0e4472a0 |
51 | /** @brief Insist that @p s is not null |
52 | * @param s Pointer to check |
53 | * @return @p s |
54 | * |
55 | * Terminates the process if @p s is a null pointer. |
56 | */ |
460b9539 |
57 | static inline char *nullcheck(char *s) { |
58 | if(!s) exitfn(1); /* assume an error already reported */ |
59 | return s; |
60 | } |
61 | |
62 | int ucs4cmp(const uint32_t *a, const uint32_t *b); |
63 | /* like strcmp */ |
64 | |
65 | #endif /* CHARSET_H */ |
66 | |
67 | /* |
68 | Local Variables: |
69 | c-basic-offset:2 |
70 | comment-column:40 |
71 | End: |
72 | */ |