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81 lines
2.1 KiB
81 lines
2.1 KiB
/*
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* Copyright (C) 2005 Juha Heinanen
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*
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* This file is part of Kamailio, a free SIP server.
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*
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* Kamailio 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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* Kamailio 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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/*! \file
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* \brief Parser :: Refert-To: header parser
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*
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* \ingroup parser
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*/
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#include "parse_from.h"
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#include "parse_to.h"
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#include <stdlib.h>
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#include <string.h>
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#include "../dprint.h"
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#include "msg_parser.h"
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#include "../ut.h"
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#include "../mem/mem.h"
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/*! \brief
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* This method is used to parse Refer-To header.
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*
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* params: msg : sip msg
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* returns 0 on success,
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* -1 on failure.
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*/
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int parse_refer_to_header( struct sip_msg *msg )
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{
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struct to_body* refer_to_b;
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if ( !msg->refer_to &&
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(parse_headers(msg, HDR_REFER_TO_F,0)==-1 || !msg->refer_to)) {
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goto error;
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}
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/* maybe the header is already parsed! */
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if (msg->refer_to->parsed)
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return 0;
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/* bad luck! :-( - we have to parse it */
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/* first, get some memory */
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refer_to_b = pkg_malloc(sizeof(struct to_body));
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if (refer_to_b == 0) {
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LOG(L_ERR, "ERROR:parse_refer_to_header: out of pkg_memory\n");
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goto error;
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}
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/* now parse it!! */
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memset(refer_to_b, 0, sizeof(struct to_body));
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parse_to(msg->refer_to->body.s,
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msg->refer_to->body.s + msg->refer_to->body.len+1,
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refer_to_b);
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if (refer_to_b->error == PARSE_ERROR) {
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LOG(L_ERR, "ERROR:parse_refer_to_header: bad Refer-To header\n");
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free_to(refer_to_b);
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goto error;
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}
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msg->refer_to->parsed = refer_to_b;
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return 0;
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error:
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return -1;
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}
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