diff options
Diffstat (limited to 'ext/standard/cyr_convert.c')
| -rw-r--r-- | ext/standard/cyr_convert.c | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/ext/standard/cyr_convert.c b/ext/standard/cyr_convert.c new file mode 100644 index 0000000..b29b493 --- /dev/null +++ b/ext/standard/cyr_convert.c @@ -0,0 +1,296 @@ +/* + +----------------------------------------------------------------------+ + | PHP Version 5 | + +----------------------------------------------------------------------+ + | Copyright (c) 1997-2013 The PHP Group | + +----------------------------------------------------------------------+ + | This source file is subject to version 3.01 of the PHP license, | + | that is bundled with this package in the file LICENSE, and is | + | available through the world-wide-web at the following url: | + | http://www.php.net/license/3_01.txt | + | If you did not receive a copy of the PHP license and are unable to | + | obtain it through the world-wide-web, please send a note to | + | license@php.net so we can mail you a copy immediately. | + +----------------------------------------------------------------------+ + | Author: Kirill Maximov <kir@rus.net> | + +----------------------------------------------------------------------+ + */ + +/* $Id$ */ + +#include <stdlib.h> + +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +#include <string.h> +#include <errno.h> + +#include "php.h" +#include "cyr_convert.h" + +#include <stdio.h> + +/***************************************************************************** +* This is codetables for different Cyrillic charsets (relative to koi8-r). +* Each table contains data for 128-255 symbols from ASCII table. +* First 256 symbols are for conversion from koi8-r to corresponding charset, +* second 256 symbols are for reverse conversion, from charset to koi8-r. +* +* Here we have the following tables: +* _cyr_win1251 - for windows-1251 charset +* _cyr_iso88595 - for iso8859-5 charset +* _cyr_cp866 - for x-cp866 charset +* _cyr_mac - for x-mac-cyrillic charset +* +*****************************************************************************/ + +typedef unsigned char _cyr_charset_table[512]; + +/* {{{ static const _cyr_charset_table _cyr_win1251 + */ +static const _cyr_charset_table _cyr_win1251 = { +0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, +32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, +48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63, +64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79, +80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95, +96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111, +112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, +46,46,46,46,46,46,46,46,46,46,46,46,46,46,46,46, +46,46,46,46,46,46,46,46,46,46,46,46,46,46,46,46, +154,174,190,46,159,189,46,46,179,191,180,157,46,46,156,183, +46,46,182,166,173,46,46,158,163,152,164,155,46,46,46,167, +225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240, +242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241, +193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208, +210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,209, +0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, +32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, +48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63, +64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79, +80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95, +96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111, +112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, +32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +32,32,32,184,186,32,179,191,32,32,32,32,32,180,162,32, +32,32,32,168,170,32,178,175,32,32,32,32,32,165,161,169, +254,224,225,246,228,229,244,227,245,232,233,234,235,236,237,238, +239,255,240,241,242,243,230,226,252,251,231,248,253,249,247,250, +222,192,193,214,196,197,212,195,213,200,201,202,203,204,205,206, +207,223,208,209,210,211,198,194,220,219,199,216,221,217,215,218, +}, +_cyr_cp866 = { +0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, +32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, +48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63, +64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79, +80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95, +96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111, +112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, +225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240, +242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241, +193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208, +35,35,35,124,124,124,124,43,43,124,124,43,43,43,43,43, +43,45,45,124,45,43,124,124,43,43,45,45,124,45,43,45, +45,45,45,43,43,43,43,43,43,43,43,35,35,124,124,35, +210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,209, +179,163,180,164,183,167,190,174,32,149,158,32,152,159,148,154, +0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, +32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, +48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63, +64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79, +80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95, +96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111, +112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, +32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +205,186,213,241,243,201,32,245,187,212,211,200,190,32,247,198, +199,204,181,240,242,185,32,244,203,207,208,202,216,32,246,32, +238,160,161,230,164,165,228,163,229,168,169,170,171,172,173,174, +175,239,224,225,226,227,166,162,236,235,167,232,237,233,231,234, +158,128,129,150,132,133,148,131,149,136,137,138,139,140,141,142, +143,159,144,145,146,147,134,130,156,155,135,152,157,153,151,154, +}, +_cyr_iso88595 = { +0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, +32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, +48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63, +64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79, +80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95, +96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111, +112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, +32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +32,179,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240, +242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241, +193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208, +210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,209, +32,163,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, +32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, +48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63, +64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79, +80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95, +96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111, +112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, +32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32, +32,32,32,241,32,32,32,32,32,32,32,32,32,32,32,32, +32,32,32,161,32,32,32,32,32,32,32,32,32,32,32,32, +238,208,209,230,212,213,228,211,229,216,217,218,219,220,221,222, +223,239,224,225,226,227,214,210,236,235,215,232,237,233,231,234, +206,176,177,198,180,181,196,179,197,184,185,186,187,188,189,190, +191,207,192,193,194,195,182,178,204,203,183,200,205,201,199,202, +}, +_cyr_mac = { +0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, +32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, +48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63, +64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79, +80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95, +96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111, +112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, +225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240, +242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241, +160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175, +176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191, +128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143, +144,145,146,147,148,149,150,151,152,153,154,155,156,179,163,209, +193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208, +210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,255, +0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, +16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, +32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, +48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63, +64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79, +80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95, +96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111, +112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127, +192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207, +208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223, +160,161,162,222,164,165,166,167,168,169,170,171,172,173,174,175, +176,177,178,221,180,181,182,183,184,185,186,187,188,189,190,191, +254,224,225,246,228,229,244,227,245,232,233,234,235,236,237,238, +239,223,240,241,242,243,230,226,252,251,231,248,253,249,247,250, +158,128,129,150,132,133,148,131,149,136,137,138,139,140,141,142, +143,159,144,145,146,147,134,130,156,155,135,152,157,153,151,154, +}; +/* }}} */ + +/* {{{ static char * php_convert_cyr_string(unsigned char *str, int length, char from, char to TSRMLS_DC) +* This is the function that performs real in-place conversion of the string +* between charsets. +* Parameters: +* str - string to be converted +* from,to - one-symbol label of source and destination charset +* The following symbols are used as labels: +* k - koi8-r +* w - windows-1251 +* i - iso8859-5 +* a - x-cp866 +* d - x-cp866 +* m - x-mac-cyrillic +*****************************************************************************/ +static char * php_convert_cyr_string(unsigned char *str, int length, char from, char to TSRMLS_DC) +{ + const unsigned char *from_table, *to_table; + unsigned char tmp; + int i; + + from_table = NULL; + to_table = NULL; + + switch (toupper((int)(unsigned char)from)) + { + case 'W': + from_table = _cyr_win1251; + break; + case 'A': + case 'D': + from_table = _cyr_cp866; + break; + case 'I': + from_table = _cyr_iso88595; + break; + case 'M': + from_table = _cyr_mac; + break; + case 'K': + break; + default: + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown source charset: %c", from); + break; + } + + switch (toupper((int)(unsigned char)to)) + { + case 'W': + to_table = _cyr_win1251; + break; + case 'A': + case 'D': + to_table = _cyr_cp866; + break; + case 'I': + to_table = _cyr_iso88595; + break; + case 'M': + to_table = _cyr_mac; + break; + case 'K': + break; + default: + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown destination charset: %c", to); + break; + } + + + if (!str) + return (char *)str; + + for( i = 0; i<length; i++) + { + tmp = (from_table == NULL)? str[i] : from_table[ str[i] ]; + str[i] = (to_table == NULL) ? tmp : to_table[tmp + 256]; + } + return (char *)str; +} +/* }}} */ + +/* {{{ proto string convert_cyr_string(string str, string from, string to) + Convert from one Cyrillic character set to another */ +PHP_FUNCTION(convert_cyr_string) +{ + char *input, *fr_cs, *to_cs; + int input_len, fr_cs_len, to_cs_len; + unsigned char *str; + + if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sss", &input, &input_len, &fr_cs, &fr_cs_len, &to_cs, &to_cs_len) == FAILURE) { + return; + } + + str = (unsigned char*) estrndup(input, input_len); + + php_convert_cyr_string(str, input_len, fr_cs[0], to_cs[0] TSRMLS_CC); + RETVAL_STRING((char *)str, 0); +} +/* }}} */ + +/* + * Local variables: + * tab-width: 4 + * c-basic-offset: 4 + * End: + * vim600: sw=4 ts=4 fdm=marker + * vim<600: sw=4 ts=4 + */ |