mirror of
https://github.com/rkd77/elinks.git
synced 2024-11-04 08:17:17 -05:00
0fea79cc8f
Likely some new bugs were introduced by this change. The long term goal is clean compilation by g++.
92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
/* Cookies name-value pairs parser */
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include "elinks.h"
|
|
|
|
#include "cookies/parser.h"
|
|
#include "util/string.h"
|
|
|
|
|
|
/* In order to be able to compile parsetst, you should try to use minimum
|
|
* of foreign stuff here. */
|
|
|
|
#if 0
|
|
static inline void
|
|
debug_cookie_parser(struct cookie_str *cstr, char *pos, int ws, int eq)
|
|
{
|
|
int namelen = int_max(cstr->nam_end - cstr->str, 0);
|
|
int valuelen = int_max(cstr->val_end - cstr->val_start, 0);
|
|
|
|
printf("[%.*s] :: (%.*s) :: %d,%d [%s] %d\n",
|
|
namelen, cstr->str,
|
|
valuelen, cstr->val_start,
|
|
ws, eq, pos, cstr->nam_end - cstr->str);
|
|
}
|
|
#else
|
|
#define debug_cookie_parser(cstr, pos, ws, eq)
|
|
#endif
|
|
|
|
|
|
/* This function parses the starting name/value pair from the cookie string.
|
|
* The syntax is simply: <name token> [ '=' <value token> ] with possible
|
|
* spaces between tokens and '='. However spaces in the value token is also
|
|
* allowed. See bug 174 for a description why. */
|
|
/* Defined in RFC 2965. */
|
|
/* Return cstr on success, NULL on failure. */
|
|
struct cookie_str *
|
|
parse_cookie_str(struct cookie_str *cstr, char *str)
|
|
{
|
|
memset(cstr, 0, sizeof(*cstr));
|
|
cstr->str = str;
|
|
|
|
/* Parse name token */
|
|
while (*str != ';' && *str != '=' && !isspace(*str) && *str)
|
|
str++;
|
|
|
|
/* Bail out if name token is empty */
|
|
if (str == cstr->str) return NULL;
|
|
|
|
cstr->nam_end = str;
|
|
|
|
skip_space(str);
|
|
|
|
switch (*str) {
|
|
case '\0':
|
|
case ';':
|
|
/* No value token, so just set to empty value */
|
|
cstr->val_start = str;
|
|
cstr->val_end = str;
|
|
return cstr;
|
|
|
|
case '=':
|
|
/* Map 'a===b' to 'a=b' */
|
|
do str++; while (*str == '=');
|
|
break;
|
|
|
|
default:
|
|
/* No spaces in the name token is allowed */
|
|
return NULL;
|
|
}
|
|
|
|
skip_space(str);
|
|
|
|
/* Parse value token */
|
|
|
|
/* Start with empty value, so even 'a=' will work */
|
|
cstr->val_start = str;
|
|
cstr->val_end = str;
|
|
|
|
for (; *str != ';' && *str; str++) {
|
|
/* Allow spaces in the value but leave out ending spaces */
|
|
if (!isspace(*str))
|
|
cstr->val_end = str + 1;
|
|
}
|
|
|
|
return cstr;
|
|
}
|