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/*
Copyright (C) 2005-2009 Michel de Boer <michel@twinklephone.com>
This program 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.
This program 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
*/
// Via header
#ifndef _H_HDR_VIA
#define _H_HDR_VIA
#include <list>
#include <string>
#include "header.h"
#include "parameter.h"
class t_via {
public:
string protocol_name;
string protocol_version;
string transport;
string host;
int port;
int ttl;
string maddr;
string received;
string branch;
// RFC 3581: symetric response routing
bool rport_present;
int rport;
list <t_parameter> extensions;
t_via();
t_via(const string &_host, const int _port, bool add_rport = true);
void add_extension(const t_parameter &p);
string encode(void) const;
// Get the response destination
void get_response_dst(t_ip_port &ip_port) const;
// Returns true if branch starts with RFC 3261 magic cookie
bool rfc3261_compliant(void) const;
};
class t_hdr_via : public t_header {
public:
list<t_via> via_list;
t_hdr_via();
void add_via(const t_via &v);
string encode(void) const;
string encode_multi_header(void) const;
string encode_value(void) const;
// Get the response destination
void get_response_dst(t_ip_port &ip_port) const;
};
#endif
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