1#ifndef _CHARSET_H
2#define _CHARSET_H
3
4/*
5   Unix SMB/Netbios implementation.
6   Version 1.9.
7   Character set handling
8   Copyright (C) Andrew Tridgell 1992-1998
9
10   This program is free software; you can redistribute it and/or modify
11   it under the terms of the GNU General Public License as published by
12   the Free Software Foundation; either version 2 of the License, or
13   (at your option) any later version.
14
15   This program is distributed in the hope that it will be useful,
16   but WITHOUT ANY WARRANTY; without even the implied warranty of
17   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18   GNU General Public License for more details.
19
20   You should have received a copy of the GNU General Public License
21   along with this program; if not, write to the Free Software
22   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23*/
24
25#ifndef CHARSET_C
26
27extern char *dos_char_map;
28extern char *upper_char_map;
29extern char *lower_char_map;
30extern void add_char_string(char *s);
31extern void charset_initialise(void);
32
33#ifdef toupper
34#undef toupper
35#endif
36
37#ifdef tolower
38#undef tolower
39#endif
40
41#ifdef isupper
42#undef isupper
43#endif
44
45#ifdef islower
46#undef islower
47#endif
48
49#ifdef isdoschar
50#undef isdoschar
51#endif
52
53#ifdef isspace
54#undef isspace
55#endif
56
57#define toupper(c) (upper_char_map[(c&0xff)] & 0xff)
58#define tolower(c) (lower_char_map[(c&0xff)] & 0xff)
59#define isupper(c) ((c&0xff) != tolower(c&0xff))
60#define islower(c) ((c&0xff) != toupper(c&0xff))
61#define isdoschar(c) (dos_char_map[(c&0xff)] != 0)
62#define isspace(c) ((c)==' ' || (c) == '\t')
63
64/* this is used to determine if a character is safe to use in
65   something that may be put on a command line */
66#define issafe(c) (isalnum((c&0xff)) || strchr("-._",c))
67#endif
68
69/* Dynamic codepage files defines. */
70
71/* Version id for dynamically loadable codepage files. */
72#define CODEPAGE_FILE_VERSION_ID 0x1
73/* Version 1 codepage file header size. */
74#define CODEPAGE_HEADER_SIZE 8
75/* Offsets for codepage file header entries. */
76#define CODEPAGE_VERSION_OFFSET 0
77#define CODEPAGE_CLIENT_CODEPAGE_OFFSET 2
78#define CODEPAGE_LENGTH_OFFSET 4
79
80/* Version id for dynamically loadable unicode map files. */
81#define UNICODE_MAP_FILE_VERSION_ID 0x8001
82/* Version 0x80000001 unicode map file header size. */
83#define UNICODE_MAP_HEADER_SIZE 30
84#define UNICODE_MAP_CODEPAGE_ID_SIZE 20
85/* Offsets for unicode map file header entries. */
86#define UNICODE_MAP_VERSION_OFFSET 0
87#define UNICODE_MAP_CLIENT_CODEPAGE_OFFSET 2
88#define UNICODE_MAP_CP_TO_UNICODE_LENGTH_OFFSET 22
89#define UNICODE_MAP_UNICODE_TO_CP_LENGTH_OFFSET 26
90
91#endif /* _CHARSET_H */
92