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|
/*
+----------------------------------------------------------------------+
| PHP HTML Embedded Scripting Language Version 3.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997,1998 PHP Development Team (See Credits file) |
+----------------------------------------------------------------------+
| This program is free software; you can redistribute it and/or modify |
| it under the terms of one of the following licenses: |
| |
| A) 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. |
| |
| B) the PHP License as published by the PHP Development Team and |
| included in the distribution in the file: LICENSE |
| |
| 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 both licenses referred to here. |
| If you did not, or have any questions about PHP licensing, please |
| contact core@php.net. |
+----------------------------------------------------------------------+
| Authors: 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 "quot_print.h"
#include <stdio.h>
/*
* Converting HEX char to INT value
*/
static char _php3_hex2int(int c)
{
if ( isdigit(c) )
{
return c - '0';
}
else if ( c >= 'A' && c <= 'F' )
{
return c - 'A' + 10;
}
else
{
return -1;
}
}
/*
*
* Decoding Quoted-printable string.
*
*/
/* {{{ proto string quoted_printable_decode(string str)
Convert a quoted-printable string to an 8 bit string */
PHP_FUNCTION(quoted_printable_decode)
{
pval *arg1;
char *str;
int i = 0, j = 0;
if (ARG_COUNT(ht) != 1 || getParameters(ht,1,&arg1)==FAILURE)
{
WRONG_PARAM_COUNT;
}
convert_to_string(arg1);
str = arg1->value.str.val;
while ( str[i] )
{
if ( (str[i] == '=') && str[i+1] && str[i+2] &&
( isdigit((int)str[i+1]) || (str[i+1]<='F' && str[i+1]>='A'))
&&
( isdigit((int)str[i+2]) || (str[i+2]<='F' && str[i+2]>='A'))
)
{
str[j++] = (_php3_hex2int((int)str[i+1]) << 4 )
+ _php3_hex2int((int)str[i+2]);
i += 3;
}
else if ( str[i] == 13 )
{
i++;
}
else
{
str[j++] = str[i++];
}
}
str[j] = '\0';
RETVAL_STRINGL(str, j, 1)
}
/* }}} */
|
