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1 office 1 /* -*- mode: C; c-file-style: "gnu" -*- */
2 /* xdgmimeint.h: Internal defines and functions.
3 *
4 * More info can be found at http://www.freedesktop.org/standards/
5 *
6 * Copyright (C) 2003 Red Hat, Inc.
7 * Copyright (C) 2003 Jonathan Blandford <jrb@alum.mit.edu>
8 *
9 * Licensed under the Academic Free License version 2.0
10 * Or under the following terms:
11 *
12 * This library is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU Lesser General Public
14 * License as published by the Free Software Foundation; either
15 * version 2 of the License, or (at your option) any later version.
16 *
17 * This library is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * Lesser General Public License for more details.
21 *
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
24 */
25  
26 #ifndef __XDG_MIME_INT_H__
27 #define __XDG_MIME_INT_H__
28  
29 #include "xdgmime.h"
30  
31  
32 #ifndef FALSE
33 #define FALSE (0)
34 #endif
35  
36 #ifndef TRUE
37 #define TRUE (!FALSE)
38 #endif
39  
40 /* FIXME: Needs to be configure check */
41 typedef unsigned int xdg_unichar_t;
42 typedef unsigned char xdg_uchar8_t;
43 typedef unsigned short xdg_uint16_t;
44 typedef unsigned int xdg_uint32_t;
45  
46 #ifdef XDG_PREFIX
47 #define _xdg_utf8_skip XDG_RESERVED_ENTRY(utf8_skip)
48 #define _xdg_utf8_to_ucs4 XDG_RESERVED_ENTRY(utf8_to_ucs4)
49 #define _xdg_ucs4_to_lower XDG_RESERVED_ENTRY(ucs4_to_lower)
50 #define _xdg_utf8_validate XDG_RESERVED_ENTRY(utf8_validate)
51 #define _xdg_get_base_name XDG_RESERVED_ENTRY(get_base_name)
52 #define _xdg_convert_to_ucs4 XDG_RESERVED_ENTRY(convert_to_ucs4)
53 #define _xdg_reverse_ucs4 XDG_RESERVED_ENTRY(reverse_ucs4)
54 #endif
55  
56 #define SWAP_BE16_TO_LE16(val) (xdg_uint16_t)(((xdg_uint16_t)(val) << 8)|((xdg_uint16_t)(val) >> 8))
57  
58 #define SWAP_BE32_TO_LE32(val) (xdg_uint32_t)((((xdg_uint32_t)(val) & 0xFF000000U) >> 24) | \
59 (((xdg_uint32_t)(val) & 0x00FF0000U) >> 8) | \
60 (((xdg_uint32_t)(val) & 0x0000FF00U) << 8) | \
61 (((xdg_uint32_t)(val) & 0x000000FFU) << 24))
62 /* UTF-8 utils
63 */
64 extern const char *const _xdg_utf8_skip;
65 #define _xdg_utf8_next_char(p) (char *)((p) + _xdg_utf8_skip[*(unsigned char *)(p)])
66 #define _xdg_utf8_char_size(p) (int) (_xdg_utf8_skip[*(unsigned char *)(p)])
67  
68 xdg_unichar_t _xdg_utf8_to_ucs4 (const char *source);
69 xdg_unichar_t _xdg_ucs4_to_lower (xdg_unichar_t source);
70 int _xdg_utf8_validate (const char *source);
71 xdg_unichar_t *_xdg_convert_to_ucs4 (const char *source, int *len);
72 void _xdg_reverse_ucs4 (xdg_unichar_t *source, int len);
73 const char *_xdg_get_base_name (const char *file_name);
74  
75 #endif /* __XDG_MIME_INT_H__ */