mirror of https://github.com/sipwise/kamailio.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
72 lines
1.9 KiB
72 lines
1.9 KiB
/*
|
|
* Copyright (C) 2006 Andreas Granig <agranig@linguin.org>
|
|
*
|
|
* This file is part of Kamailio, a free SIP server.
|
|
*
|
|
* Kamailio 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
|
|
*
|
|
* Kamailio 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
|
|
*/
|
|
|
|
/*!
|
|
* \file
|
|
* \brief Require parser
|
|
* \ingroup parser
|
|
*/
|
|
|
|
#include "../mem/mem.h"
|
|
#include "parse_require.h"
|
|
|
|
/*!
|
|
* Parse all Require headers
|
|
*/
|
|
int parse_require( struct sip_msg *msg)
|
|
{
|
|
unsigned int require;
|
|
struct hdr_field *hdr;
|
|
struct option_tag_body *rb;
|
|
|
|
/* maybe the header is already parsed! */
|
|
if (msg->require && msg->require->parsed)
|
|
return 0;
|
|
|
|
/* parse to the end in order to get all SUPPORTED headers */
|
|
if (parse_headers(msg,HDR_EOH_F,0)==-1 || !msg->require)
|
|
return -1;
|
|
|
|
/* bad luck! :-( - we have to parse them */
|
|
require = 0;
|
|
for( hdr=msg->require ; hdr ; hdr=next_sibling_hdr(hdr)) {
|
|
if (hdr->parsed) {
|
|
require |= ((struct option_tag_body*)hdr->parsed)->option_tags;
|
|
continue;
|
|
}
|
|
|
|
rb = (struct option_tag_body*)pkg_malloc(sizeof(struct option_tag_body));
|
|
if (rb == 0) {
|
|
LM_ERR("out of pkg_memory\n");
|
|
return -1;
|
|
}
|
|
|
|
parse_option_tag_body(&(hdr->body), &(rb->option_tags));
|
|
rb->hfree = hf_free_option_tag;
|
|
rb->option_tags_all = 0;
|
|
hdr->parsed = (void*)rb;
|
|
require |= rb->option_tags;
|
|
}
|
|
|
|
((struct option_tag_body*)msg->require->parsed)->option_tags_all =
|
|
require;
|
|
return 0;
|
|
}
|