Annotation of embedaddon/php/ext/standard/cyr_convert.c, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | PHP Version 5 |
! 4: +----------------------------------------------------------------------+
! 5: | Copyright (c) 1997-2012 The PHP Group |
! 6: +----------------------------------------------------------------------+
! 7: | This source file is subject to version 3.01 of the PHP license, |
! 8: | that is bundled with this package in the file LICENSE, and is |
! 9: | available through the world-wide-web at the following url: |
! 10: | http://www.php.net/license/3_01.txt |
! 11: | If you did not receive a copy of the PHP license and are unable to |
! 12: | obtain it through the world-wide-web, please send a note to |
! 13: | license@php.net so we can mail you a copy immediately. |
! 14: +----------------------------------------------------------------------+
! 15: | Author: Kirill Maximov <kir@rus.net> |
! 16: +----------------------------------------------------------------------+
! 17: */
! 18:
! 19: /* $Id: cyr_convert.c 321634 2012-01-01 13:15:04Z felipe $ */
! 20:
! 21: #include <stdlib.h>
! 22:
! 23: #ifdef HAVE_UNISTD_H
! 24: #include <unistd.h>
! 25: #endif
! 26: #include <string.h>
! 27: #include <errno.h>
! 28:
! 29: #include "php.h"
! 30: #include "cyr_convert.h"
! 31:
! 32: #include <stdio.h>
! 33:
! 34: /*****************************************************************************
! 35: * This is codetables for different Cyrillic charsets (relative to koi8-r).
! 36: * Each table contains data for 128-255 symbols from ASCII table.
! 37: * First 256 symbols are for conversion from koi8-r to corresponding charset,
! 38: * second 256 symbols are for reverse conversion, from charset to koi8-r.
! 39: *
! 40: * Here we have the following tables:
! 41: * _cyr_win1251 - for windows-1251 charset
! 42: * _cyr_iso88595 - for iso8859-5 charset
! 43: * _cyr_cp866 - for x-cp866 charset
! 44: * _cyr_mac - for x-mac-cyrillic charset
! 45: *
! 46: *****************************************************************************/
! 47:
! 48: typedef unsigned char _cyr_charset_table[512];
! 49:
! 50: /* {{{ static const _cyr_charset_table _cyr_win1251
! 51: */
! 52: static const _cyr_charset_table _cyr_win1251 = {
! 53: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
! 54: 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
! 55: 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,
! 56: 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
! 57: 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
! 58: 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
! 59: 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
! 60: 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
! 61: 46,46,46,46,46,46,46,46,46,46,46,46,46,46,46,46,
! 62: 46,46,46,46,46,46,46,46,46,46,46,46,46,46,46,46,
! 63: 154,174,190,46,159,189,46,46,179,191,180,157,46,46,156,183,
! 64: 46,46,182,166,173,46,46,158,163,152,164,155,46,46,46,167,
! 65: 225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240,
! 66: 242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241,
! 67: 193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208,
! 68: 210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,209,
! 69: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
! 70: 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
! 71: 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,
! 72: 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
! 73: 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
! 74: 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
! 75: 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
! 76: 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
! 77: 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 78: 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 79: 32,32,32,184,186,32,179,191,32,32,32,32,32,180,162,32,
! 80: 32,32,32,168,170,32,178,175,32,32,32,32,32,165,161,169,
! 81: 254,224,225,246,228,229,244,227,245,232,233,234,235,236,237,238,
! 82: 239,255,240,241,242,243,230,226,252,251,231,248,253,249,247,250,
! 83: 222,192,193,214,196,197,212,195,213,200,201,202,203,204,205,206,
! 84: 207,223,208,209,210,211,198,194,220,219,199,216,221,217,215,218,
! 85: },
! 86: _cyr_cp866 = {
! 87: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
! 88: 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
! 89: 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,
! 90: 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
! 91: 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
! 92: 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
! 93: 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
! 94: 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
! 95: 225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240,
! 96: 242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241,
! 97: 193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208,
! 98: 35,35,35,124,124,124,124,43,43,124,124,43,43,43,43,43,
! 99: 43,45,45,124,45,43,124,124,43,43,45,45,124,45,43,45,
! 100: 45,45,45,43,43,43,43,43,43,43,43,35,35,124,124,35,
! 101: 210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,209,
! 102: 179,163,180,164,183,167,190,174,32,149,158,32,152,159,148,154,
! 103: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
! 104: 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
! 105: 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,
! 106: 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
! 107: 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
! 108: 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
! 109: 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
! 110: 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
! 111: 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 112: 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 113: 205,186,213,241,243,201,32,245,187,212,211,200,190,32,247,198,
! 114: 199,204,181,240,242,185,32,244,203,207,208,202,216,32,246,32,
! 115: 238,160,161,230,164,165,228,163,229,168,169,170,171,172,173,174,
! 116: 175,239,224,225,226,227,166,162,236,235,167,232,237,233,231,234,
! 117: 158,128,129,150,132,133,148,131,149,136,137,138,139,140,141,142,
! 118: 143,159,144,145,146,147,134,130,156,155,135,152,157,153,151,154,
! 119: },
! 120: _cyr_iso88595 = {
! 121: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
! 122: 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
! 123: 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,
! 124: 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
! 125: 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
! 126: 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
! 127: 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
! 128: 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
! 129: 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 130: 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 131: 32,179,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 132: 225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240,
! 133: 242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241,
! 134: 193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208,
! 135: 210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,209,
! 136: 32,163,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 137: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
! 138: 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
! 139: 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,
! 140: 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
! 141: 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
! 142: 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
! 143: 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
! 144: 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
! 145: 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 146: 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,
! 147: 32,32,32,241,32,32,32,32,32,32,32,32,32,32,32,32,
! 148: 32,32,32,161,32,32,32,32,32,32,32,32,32,32,32,32,
! 149: 238,208,209,230,212,213,228,211,229,216,217,218,219,220,221,222,
! 150: 223,239,224,225,226,227,214,210,236,235,215,232,237,233,231,234,
! 151: 206,176,177,198,180,181,196,179,197,184,185,186,187,188,189,190,
! 152: 191,207,192,193,194,195,182,178,204,203,183,200,205,201,199,202,
! 153: },
! 154: _cyr_mac = {
! 155: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
! 156: 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
! 157: 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,
! 158: 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
! 159: 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
! 160: 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
! 161: 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
! 162: 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
! 163: 225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240,
! 164: 242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241,
! 165: 160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,
! 166: 176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,
! 167: 128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
! 168: 144,145,146,147,148,149,150,151,152,153,154,155,156,179,163,209,
! 169: 193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208,
! 170: 210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,255,
! 171: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
! 172: 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
! 173: 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,
! 174: 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
! 175: 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
! 176: 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
! 177: 96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
! 178: 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
! 179: 192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,
! 180: 208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,
! 181: 160,161,162,222,164,165,166,167,168,169,170,171,172,173,174,175,
! 182: 176,177,178,221,180,181,182,183,184,185,186,187,188,189,190,191,
! 183: 254,224,225,246,228,229,244,227,245,232,233,234,235,236,237,238,
! 184: 239,223,240,241,242,243,230,226,252,251,231,248,253,249,247,250,
! 185: 158,128,129,150,132,133,148,131,149,136,137,138,139,140,141,142,
! 186: 143,159,144,145,146,147,134,130,156,155,135,152,157,153,151,154,
! 187: };
! 188: /* }}} */
! 189:
! 190: /* {{{ static char * php_convert_cyr_string(unsigned char *str, int length, char from, char to TSRMLS_DC)
! 191: * This is the function that performs real in-place conversion of the string
! 192: * between charsets.
! 193: * Parameters:
! 194: * str - string to be converted
! 195: * from,to - one-symbol label of source and destination charset
! 196: * The following symbols are used as labels:
! 197: * k - koi8-r
! 198: * w - windows-1251
! 199: * i - iso8859-5
! 200: * a - x-cp866
! 201: * d - x-cp866
! 202: * m - x-mac-cyrillic
! 203: *****************************************************************************/
! 204: static char * php_convert_cyr_string(unsigned char *str, int length, char from, char to TSRMLS_DC)
! 205: {
! 206: const unsigned char *from_table, *to_table;
! 207: unsigned char tmp;
! 208: int i;
! 209:
! 210: from_table = NULL;
! 211: to_table = NULL;
! 212:
! 213: switch (toupper((int)(unsigned char)from))
! 214: {
! 215: case 'W':
! 216: from_table = _cyr_win1251;
! 217: break;
! 218: case 'A':
! 219: case 'D':
! 220: from_table = _cyr_cp866;
! 221: break;
! 222: case 'I':
! 223: from_table = _cyr_iso88595;
! 224: break;
! 225: case 'M':
! 226: from_table = _cyr_mac;
! 227: break;
! 228: case 'K':
! 229: break;
! 230: default:
! 231: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown source charset: %c", from);
! 232: break;
! 233: }
! 234:
! 235: switch (toupper((int)(unsigned char)to))
! 236: {
! 237: case 'W':
! 238: to_table = _cyr_win1251;
! 239: break;
! 240: case 'A':
! 241: case 'D':
! 242: to_table = _cyr_cp866;
! 243: break;
! 244: case 'I':
! 245: to_table = _cyr_iso88595;
! 246: break;
! 247: case 'M':
! 248: to_table = _cyr_mac;
! 249: break;
! 250: case 'K':
! 251: break;
! 252: default:
! 253: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown destination charset: %c", to);
! 254: break;
! 255: }
! 256:
! 257:
! 258: if (!str)
! 259: return (char *)str;
! 260:
! 261: for( i = 0; i<length; i++)
! 262: {
! 263: tmp = (from_table == NULL)? str[i] : from_table[ str[i] ];
! 264: str[i] = (to_table == NULL) ? tmp : to_table[tmp + 256];
! 265: }
! 266: return (char *)str;
! 267: }
! 268: /* }}} */
! 269:
! 270: /* {{{ proto string convert_cyr_string(string str, string from, string to)
! 271: Convert from one Cyrillic character set to another */
! 272: PHP_FUNCTION(convert_cyr_string)
! 273: {
! 274: char *input, *fr_cs, *to_cs;
! 275: int input_len, fr_cs_len, to_cs_len;
! 276: unsigned char *str;
! 277:
! 278: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sss", &input, &input_len, &fr_cs, &fr_cs_len, &to_cs, &to_cs_len) == FAILURE) {
! 279: return;
! 280: }
! 281:
! 282: str = (unsigned char*) estrndup(input, input_len);
! 283:
! 284: php_convert_cyr_string(str, input_len, fr_cs[0], to_cs[0] TSRMLS_CC);
! 285: RETVAL_STRING((char *)str, 0)
! 286: }
! 287: /* }}} */
! 288:
! 289: /*
! 290: * Local variables:
! 291: * tab-width: 4
! 292: * c-basic-offset: 4
! 293: * End:
! 294: * vim600: sw=4 ts=4 fdm=marker
! 295: * vim<600: sw=4 ts=4
! 296: */
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