source/include/charset.h

   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
  27 extern char *dos_char_map;
  28 extern char *upper_char_map;
  29 extern char *lower_char_map;
  30 extern void add_char_string(char *s);
  31 extern 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 */