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/*
* $Id$
*
* Common functions for Digest Authentication and Accounting Modules
*
* Copyright (C) 2001-2004 FhG Fokus
*
* This file is part of ser, a free SIP server.
*
* ser is free software; you can redistribute it and/or modify
* it under the terms of 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
*
* For a license to use the ser software under conditions
* other than those described here, or to purchase support for this
* software, please contact iptel.org by e-mail at the following addresses:
* info@iptel.org
*
* ser 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 the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef _SER_AAA_AVPS_H_
#define _SER_AAA_AVPS_H_
#include "../../mem/mem.h"
#include "../../parser/parser_f.h"
#include "../../dprint.h"
#include <string.h>
/*
* Parse list of tokens separated by some char and put each token
* into result array. Caller frees result array!
*/
static inline int
parse_token_list(char *p, char *pend, char separator, str **result)
{
int i;
i = 0;
*result = NULL;
while ((pend - p) > 0) {
*result = pkg_realloc(*result, sizeof(**result) * (i + 1));
if (*result == NULL)
return -1;
(*result)[i].s = p;
p = eat_token2_end(p, pend, separator) + 1;
(*result)[i].len = p - (*result)[i].s - 1;
i++;
}
return i;
}
/*
* Parse the list of AVP names separated by '|' into an array
* of names, each element of the array is str string
*/
static int
aaa_avps_init(str *avp_list, str **parsed_avps, int *avps_n)
{
int errcode, i;
char *cp;
if (!avp_list->s || !avp_list->len) {
/* AVPs disabled, nothing to do */
*avps_n = 0;
return 1;
}
cp = pkg_malloc(avp_list->len + 1);
if (cp == NULL) {
LOG(L_ERR, "aaa_avps::aaa_avps_init(): can't allocate memory\n");
errcode = -1;
goto bad;
}
memcpy(cp, avp_list->s, avp_list->len);
*avps_n = parse_token_list(cp, cp + avp_list->len, '|', parsed_avps);
if (*avps_n == -1) {
LOG(L_ERR, "aaa_avps::aaa_avps_init(): can't parse avps_column_int "
"parameter\n");
errcode = -2;
pkg_free(cp);
goto bad;
}
for (i = 0; i < *avps_n; i++) {
(*parsed_avps)[i].s[(*parsed_avps)[i].len] = '\0';
}
return 0;
bad:
if (*parsed_avps != NULL) {
pkg_free((*parsed_avps)[0].s);
pkg_free(*parsed_avps);
}
return errcode;
}
#endif
|
