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/*
* $Id: common.c,v 1.3 2006/01/26 12:57:49 bogdan_iancu Exp $
*
* Common stuff
*
* Copyright (C) 2001-2003 FhG Fokus
*
* This file is part of openser, a free SIP server.
*
* openser 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
*
* openser 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* History
* ------
* 2003-02-14 un-escaping added (janakj)
*
*/
#include <string.h>
#include "../../dprint.h"
#include "../../ut.h" /* q_memchr */
#include "../../parser/parse_uri.h"
#include "rerrno.h"
#include "reg_mod.h"
#include "common.h"
#define MAX_AOR_LEN 256
/*
* Extract Address of Record
*/
int extract_aor(str* _uri, str* _a)
{
static char aor_buf[MAX_AOR_LEN];
str tmp;
struct sip_uri puri;
int user_len;
if (parse_uri(_uri->s, _uri->len, &puri) < 0) {
rerrno = R_AOR_PARSE;
LOG(L_ERR, "extract_aor(): Error while parsing Address of Record\n");
return -1;
}
if ( (puri.user.len + puri.host.len + 1) > MAX_AOR_LEN
|| puri.user.len > USERNAME_MAX_SIZE
|| puri.host.len > DOMAIN_MAX_SIZE ) {
rerrno = R_AOR_LEN;
LOG(L_ERR, "extract_aor(): Address Of Record too long\n");
return -2;
}
_a->s = aor_buf;
_a->len = puri.user.len;
if (un_escape(&puri.user, _a) < 0) {
rerrno = R_UNESCAPE;
LOG(L_ERR, "extract_aor(): Error while unescaping username\n");
return -3;
}
user_len = _a->len;
if (use_domain) {
if (user_len)
aor_buf[_a->len++] = '@';
/* strip prefix (if defined) */
if (realm_prefix.len && realm_prefix.len<puri.host.len &&
(memcmp(realm_prefix.s, puri.host.s, realm_prefix.len)==0) ) {
memcpy(aor_buf + _a->len, puri.host.s + realm_prefix.len,
puri.host.len - realm_prefix.len);
_a->len += puri.host.len - realm_prefix.len;
} else {
memcpy(aor_buf + _a->len, puri.host.s, puri.host.len);
_a->len += puri.host.len;
}
}
if (case_sensitive && user_len) {
tmp.s = _a->s + user_len + 1;
tmp.len = _a->s + _a->len - tmp.s;
strlower(&tmp);
} else {
strlower(_a);
}
return 0;
}
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