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