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110 lines
3.3 KiB
C
110 lines
3.3 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP HTML Embedded Scripting Language Version 3.0 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997,1998 PHP Development Team (See Credits file) |
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+----------------------------------------------------------------------+
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| This program is free software; you can redistribute it and/or modify |
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| it under the terms of one of the following licenses: |
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| |
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| A) the GNU General Public License as published by the Free Software |
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| Foundation; either version 2 of the License, or (at your option) |
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| any later version. |
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| |
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| B) the PHP License as published by the PHP Development Team and |
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| included in the distribution in the file: LICENSE |
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| |
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| This program is distributed in the hope that it will be useful, |
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| but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| GNU General Public License for more details. |
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| |
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| You should have received a copy of both licenses referred to here. |
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| If you did not, or have any questions about PHP licensing, please |
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| contact core@php.net. |
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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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