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Diffstat (limited to 'source/lib/charset.c')
| -rw-r--r-- | source/lib/charset.c | 383 |
1 files changed, 0 insertions, 383 deletions
diff --git a/source/lib/charset.c b/source/lib/charset.c deleted file mode 100644 index 4869e09fecf..00000000000 --- a/source/lib/charset.c +++ /dev/null @@ -1,383 +0,0 @@ -/* - Unix SMB/Netbios implementation. - Version 1.9. - Character set handling - Copyright (C) Andrew Tridgell 1992-1997 - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -#define CHARSET_C -#include "includes.h" - -extern int DEBUGLEVEL; - -/* - * Codepage definitions. - */ - -#if !defined(KANJI) -/* lower->upper mapping for IBM Code Page 850 - MS-DOS Latin 1 */ -unsigned char cp_850[][4] = { -/* dec col/row oct hex description */ -/* 133 08/05 205 85 a grave */ -/* 183 11/07 267 B7 A grave */ {0x85,0xB7,1,1}, -/* 160 10/00 240 A0 a acute */ -/* 181 11/05 265 B5 A acute */ {0xA0,0xB5,1,1}, -/* 131 08/03 203 83 a circumflex */ -/* 182 11/06 266 B6 A circumflex */ {0x83,0xB6,1,1}, -/* 198 12/06 306 C6 a tilde */ -/* 199 12/07 307 C7 A tilde */ {0xC6,0xC7,1,1}, -/* 132 08/04 204 84 a diaeresis */ -/* 142 08/14 216 8E A diaeresis */ {0x84,0x8E,1,1}, -/* 134 08/06 206 86 a ring */ -/* 143 08/15 217 8F A ring */ {0x86,0x8F,1,1}, -/* 145 09/01 221 91 ae diphthong */ -/* 146 09/02 222 92 AE diphthong */ {0x91,0x92,1,1}, -/* 135 08/07 207 87 c cedilla */ -/* 128 08/00 200 80 C cedilla */ {0x87,0x80,1,1}, -/* 138 08/10 212 8A e grave */ -/* 212 13/04 324 D4 E grave */ {0x8A,0xD4,1,1}, -/* 130 08/02 202 82 e acute */ -/* 144 09/00 220 90 E acute */ {0x82,0x90,1,1}, -/* 136 08/08 210 88 e circumflex */ -/* 210 13/02 322 D2 E circumflex */ {0x88,0xD2,1,1}, -/* 137 08/09 211 89 e diaeresis */ -/* 211 13/03 323 D3 E diaeresis */ {0x89,0xD3,1,1}, -/* 141 08/13 215 8D i grave */ -/* 222 13/14 336 DE I grave */ {0x8D,0xDE,1,1}, -/* 161 10/01 241 A1 i acute */ -/* 214 13/06 326 D6 I acute */ {0xA1,0xD6,1,1}, -/* 140 08/12 214 8C i circumflex */ -/* 215 13/07 327 D7 I circumflex */ {0x8C,0xD7,1,1}, -/* 139 08/11 213 8B i diaeresis */ -/* 216 13/08 330 D8 I diaeresis */ {0x8B,0xD8,1,1}, -/* 208 13/00 320 D0 Icelandic eth */ -/* 209 13/01 321 D1 Icelandic Eth */ {0xD0,0xD1,1,1}, -/* 164 10/04 244 A4 n tilde */ -/* 165 10/05 245 A5 N tilde */ {0xA4,0xA5,1,1}, -/* 149 09/05 225 95 o grave */ -/* 227 14/03 343 E3 O grave */ {0x95,0xE3,1,1}, -/* 162 10/02 242 A2 o acute */ -/* 224 14/00 340 E0 O acute */ {0xA2,0xE0,1,1}, -/* 147 09/03 223 93 o circumflex */ -/* 226 14/02 342 E2 O circumflex */ {0x93,0xE2,1,1}, -/* 228 14/04 344 E4 o tilde */ -/* 229 14/05 345 E5 O tilde */ {0xE4,0xE5,1,1}, -/* 148 09/04 224 94 o diaeresis */ -/* 153 09/09 231 99 O diaeresis */ {0x94,0x99,1,1}, -/* 155 09/11 233 9B o slash */ -/* 157 09/13 235 9D O slash */ {0x9B,0x9D,1,1}, -/* 151 09/07 227 97 u grave */ -/* 235 14/11 353 EB U grave */ {0x97,0xEB,1,1}, -/* 163 10/03 243 A3 u acute */ -/* 233 14/09 351 E9 U acute */ {0xA3,0xE9,1,1}, -/* 150 09/06 226 96 u circumflex */ -/* 234 14/10 352 EA U circumflex */ {0x96,0xEA,1,1}, -/* 129 08/01 201 81 u diaeresis */ -/* 154 09/10 232 9A U diaeresis */ {0x81,0x9A,1,1}, -/* 236 14/12 354 EC y acute */ -/* 237 14/13 355 ED Y acute */ {0xEC,0xED,1,1}, -/* 231 14/07 347 E7 Icelandic thorn */ -/* 232 14/08 350 E8 Icelandic Thorn */ {0xE7,0xE8,1,1}, - - {0x9C,0,0,0}, /* Pound */ - {0,0,0,0} -}; -#else /* KANJI */ -/* lower->upper mapping for IBM Code Page 932 - MS-DOS Japanese SJIS */ -unsigned char cp_932[][4] = { - {0,0,0,0} -}; -#endif /* KANJI */ - -char xx_dos_char_map[256]; -char xx_upper_char_map[256]; -char xx_lower_char_map[256]; - -char *dos_char_map = xx_dos_char_map; -char *upper_char_map = xx_upper_char_map; -char *lower_char_map = xx_lower_char_map; - -/* - * This code has been extended to deal with ascynchronous mappings - * like MS-DOS Latin US (Code page 437) where things like : - * a acute are capitalized to 'A', but the reverse mapping - * must not hold true. This allows the filename case insensitive - * matching in do_match() to work, as the DOS/Win95/NT client - * uses 'A' as a mask to match against characters like a acute. - * This is the meaning behind the parameters that allow a - * mapping from lower to upper, but not upper to lower. - */ - -static void add_dos_char(int lower, BOOL map_lower_to_upper, - int upper, BOOL map_upper_to_lower) -{ - lower &= 0xff; - upper &= 0xff; - DEBUG(6,("Adding chars 0x%x 0x%x (l->u = %s) (u->l = %s)\n",lower,upper, - map_lower_to_upper ? "True" : "False", - map_upper_to_lower ? "True" : "False")); - if (lower) dos_char_map[lower] = 1; - if (upper) dos_char_map[upper] = 1; - if (lower && upper) { - if(map_upper_to_lower) - lower_char_map[upper] = (char)lower; - if(map_lower_to_upper) - upper_char_map[lower] = (char)upper; - } -} - -/**************************************************************************** -initialise the charset arrays -****************************************************************************/ -void charset_initialise() -{ - int i; - -#ifdef LC_ALL - /* include <locale.h> in includes.h if available for OS */ - /* we take only standard 7-bit ASCII definitions from ctype */ - setlocale(LC_ALL,"C"); -#endif - - for (i= 0;i<=255;i++) { - dos_char_map[i] = 0; - } - - for (i=0;i<=127;i++) { - if (isalnum((char)i) || strchr("._^$~!#%&-{}()@'`",(char)i)) - add_dos_char(i,False,0,False); - } - - for (i=0; i<=255; i++) { - char c = (char)i; - upper_char_map[i] = lower_char_map[i] = c; - if (isupper(c)) lower_char_map[i] = tolower(c); - if (islower(c)) upper_char_map[i] = toupper(c); - } -} - -/**************************************************************************** -load the client codepage. -****************************************************************************/ - -typedef unsigned char (*codepage_p)[4]; - -static codepage_p load_client_codepage( int client_codepage ) -{ - pstring codepage_file_name; - unsigned char buf[8]; - FILE *fp = NULL; - unsigned int size; - codepage_p cp_p = NULL; - struct stat st; - - DEBUG(5, ("load_client_codepage: loading codepage %d.\n", client_codepage)); - - if(strlen(CODEPAGEDIR) + 14 > sizeof(codepage_file_name)) - { - DEBUG(0,("load_client_codepage: filename too long to load\n")); - return NULL; - } - - strcpy(codepage_file_name, CODEPAGEDIR); - strcat(codepage_file_name, "/"); - strcat(codepage_file_name, "codepage."); - sprintf( &codepage_file_name[strlen(codepage_file_name)], "%03d", - client_codepage); - - if(!file_exist(codepage_file_name,&st)) - { - DEBUG(0,("load_client_codepage: filename %s does not exist.\n", - codepage_file_name)); - return NULL; - } - - /* Check if it is at least big enough to hold the required - data. Should be 2 byte version, 2 byte codepage, 4 byte length, - plus zero or more bytes of data. Note that the data cannot be more - than 512 bytes - giving a max size of 520. - */ - size = (unsigned int)st.st_size; - - if( size < CODEPAGE_HEADER_SIZE || size > (CODEPAGE_HEADER_SIZE + 256)) - { - DEBUG(0,("load_client_codepage: file %s is an incorrect size for a \ -code page file.\n", codepage_file_name)); - return NULL; - } - - /* Read the first 8 bytes of the codepage file - check - the version number and code page number. All the data - is held in little endian format. - */ - - if((fp = fopen( codepage_file_name, "r")) == NULL) - { - DEBUG(0,("load_client_codepage: cannot open file %s. Error was %s\n", - codepage_file_name, strerror(errno))); - return NULL; - } - - if(fread( buf, 1, CODEPAGE_HEADER_SIZE, fp)!=CODEPAGE_HEADER_SIZE) - { - DEBUG(0,("load_client_codepage: cannot read header from file %s. Error was %s\n", - codepage_file_name, strerror(errno))); - goto clean_and_exit; - } - - /* Check the version value */ - if(SVAL(buf,CODEPAGE_VERSION_OFFSET) != CODEPAGE_FILE_VERSION_ID) - { - DEBUG(0,("load_client_codepage: filename %s has incorrect version id. \ -Needed %hu, got %hu.\n", - codepage_file_name, (uint16)CODEPAGE_FILE_VERSION_ID, - SVAL(buf,CODEPAGE_VERSION_OFFSET))); - goto clean_and_exit; - } - - /* Check the codepage matches */ - if(SVAL(buf,CODEPAGE_CLIENT_CODEPAGE_OFFSET) != (uint16)client_codepage) - { - DEBUG(0,("load_client_codepage: filename %s has incorrect codepage. \ -Needed %hu, got %hu.\n", - codepage_file_name, (uint16)client_codepage, - SVAL(buf,CODEPAGE_CLIENT_CODEPAGE_OFFSET))); - goto clean_and_exit; - } - - /* Check the length is correct. */ - if(IVAL(buf,CODEPAGE_LENGTH_OFFSET) != - (unsigned int)(size - CODEPAGE_HEADER_SIZE)) - { - DEBUG(0,("load_client_codepage: filename %s has incorrect size headers. \ -Needed %u, got %u.\n", codepage_file_name, size - CODEPAGE_HEADER_SIZE, - IVAL(buf,CODEPAGE_LENGTH_OFFSET))); - goto clean_and_exit; - } - - size -= CODEPAGE_HEADER_SIZE; /* Remove header */ - - /* Make sure the size is a multiple of 4. */ - if((size % 4 ) != 0) - { - DEBUG(0,("load_client_codepage: filename %s has a codepage size not a \ -multiple of 4.\n", codepage_file_name)); - goto clean_and_exit; - } - - /* Allocate space for the code page file and read it all in. */ - if((cp_p = (codepage_p)malloc( size + 4 )) == NULL) - { - DEBUG(0,("load_client_codepage: malloc fail.\n")); - goto clean_and_exit; - } - - if(fread( (char *)cp_p, 1, size, fp)!=size) - { - DEBUG(0,("load_client_codepage: read fail on file %s. Error was %s.\n", - codepage_file_name, strerror(errno))); - goto clean_and_exit; - } - - /* Ensure array is correctly terminated. */ - memset(((char *)cp_p) + size, '\0', 4); - - fclose(fp); - return cp_p; - -clean_and_exit: - - /* pseudo destructor :-) */ - - if(fp != NULL) - fclose(fp); - if(cp_p) - free((char *)cp_p); - return NULL; -} - -/**************************************************************************** -initialise the client codepage. -****************************************************************************/ -void codepage_initialise(int client_codepage) -{ - int i; - codepage_p cp = NULL; - static BOOL done = False; - - if(done == True) - { - DEBUG(6, - ("codepage_initialise: called twice - ignoring second client code page = %d\n", - client_codepage)); - return; - } - - DEBUG(6,("codepage_initialise: client code page = %d\n", client_codepage)); - - /* - * Known client codepages - these can be added to. - */ - cp = load_client_codepage( client_codepage ); - - if(cp == NULL) - { -#ifdef KANJI - DEBUG(6,("codepage_initialise: loading dynamic codepage file %s/codepage.%d \ -for code page %d failed. Using default client codepage 932\n", - CODEPAGEDIR, client_codepage, client_codepage)); - cp = cp_932; -#else /* KANJI */ - DEBUG(6,("codepage_initialise: loading dynamic codepage file %s/codepage.%d \ -for code page %d failed. Using default client codepage 850\n", - CODEPAGEDIR, client_codepage, client_codepage)); - cp = cp_850; -#endif /* KANJI */ - } - - if(cp) - { - for(i = 0; !((cp[i][0] == '\0') && (cp[i][1] == '\0')); i++) - add_dos_char(cp[i][0], (BOOL)cp[i][2], cp[i][1], (BOOL)cp[i][3]); - } - - done = True; -} - -/******************************************************************* -add characters depending on a string passed by the user -********************************************************************/ -void add_char_string(char *s) -{ - char *extra_chars = (char *)strdup(s); - char *t; - if (!extra_chars) return; - - for (t=strtok(extra_chars," \t\r\n"); t; t=strtok(NULL," \t\r\n")) { - char c1=0,c2=0; - int i1=0,i2=0; - if (isdigit((unsigned char)*t) || (*t)=='-') { - sscanf(t,"%i:%i",&i1,&i2); - add_dos_char(i1,True,i2,True); - } else { - sscanf(t,"%c:%c",&c1,&c2); - add_dos_char((unsigned char)c1,True,(unsigned char)c2, True); - } - } - - free(extra_chars); -} |