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https://github.com/php/php-src.git
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99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP version 4.0 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997, 1998, 1999 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 2.0 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available at through the world-wide-web at |
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| http://www.php.net/license/2_0.txt. |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Kirill Maximov <kir@rus.net> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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#include <stdlib.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <string.h>
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#include <errno.h>
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#include "php.h"
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#include "quot_print.h"
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#include <stdio.h>
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/*
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* Converting HEX char to INT value
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*/
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static char _php3_hex2int(int c)
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{
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if ( isdigit(c) )
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{
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return c - '0';
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}
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else if ( c >= 'A' && c <= 'F' )
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{
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return c - 'A' + 10;
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}
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else
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{
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return -1;
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}
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}
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/*
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*
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* Decoding Quoted-printable string.
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*
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*/
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/* {{{ proto string quoted_printable_decode(string str)
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Convert a quoted-printable string to an 8 bit string */
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PHP_FUNCTION(quoted_printable_decode)
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{
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pval *arg1;
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char *str;
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int i = 0, j = 0;
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if (ARG_COUNT(ht) != 1 || getParameters(ht,1,&arg1)==FAILURE)
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{
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WRONG_PARAM_COUNT;
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}
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convert_to_string(arg1);
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str = arg1->value.str.val;
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while ( str[i] )
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{
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if ( (str[i] == '=') && str[i+1] && str[i+2] &&
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( isdigit((int)str[i+1]) || (str[i+1]<='F' && str[i+1]>='A'))
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&&
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( isdigit((int)str[i+2]) || (str[i+2]<='F' && str[i+2]>='A'))
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)
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{
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str[j++] = (_php3_hex2int((int)str[i+1]) << 4 )
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+ _php3_hex2int((int)str[i+2]);
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i += 3;
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}
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else if ( str[i] == 13 )
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{
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i++;
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}
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else
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{
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str[j++] = str[i++];
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}
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}
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str[j] = '\0';
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RETVAL_STRINGL(str, j, 1)
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}
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/* }}} */
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