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156 lines
3.0 KiB
156 lines
3.0 KiB
/*
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* $Id: sip_parser.h 1486 2009-08-29 14:40:38Z rco $
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*
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* Copyright (C) 2007 Raphael Coeffic
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*
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* This file is part of SEMS, a free SIP media server.
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*
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* SEMS 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. This program is released under
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* the GPL with the additional exemption that compiling, linking,
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* and/or using OpenSSL is allowed.
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*
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* For a license to use the sems 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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* SEMS 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _SIP_PARSER_H
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#define _SIP_PARSER_H
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#include "cstring.h"
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#include "parse_uri.h"
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#include "resolver.h"
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#include <list>
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using std::list;
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#include <netinet/in.h>
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#include <sys/socket.h>
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struct sip_request;
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struct sip_reply;
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struct sip_header;
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struct sip_via_parm;
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struct dns_handle;
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class trsp_socket;
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//
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// SIP message types:
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//
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enum {
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SIP_UNKNOWN=0,
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SIP_REQUEST,
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SIP_REPLY
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};
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struct sip_request
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{
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//
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// Request methods
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//
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enum {
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OTHER_METHOD=0,
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INVITE,
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ACK,
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PRACK,
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OPTIONS,
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BYE,
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CANCEL,
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REGISTER
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};
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cstring method_str;
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int method;
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cstring ruri_str;
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sip_uri ruri;
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};
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struct sip_reply
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{
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int code;
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cstring reason;
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sip_reply()
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: code(0)
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{}
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};
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struct sip_msg
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{
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char* buf;
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int len;
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// Request or Reply?
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int type;
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union {
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sip_request* request;
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sip_reply* reply;
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}u;
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list<sip_header*> hdrs;
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sip_header* to;
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sip_header* from;
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sip_header* cseq;
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sip_header* rack;
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sip_header* via1;
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sip_via_parm* via_p1;
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sip_header* callid;
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list<sip_header*> contacts;
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list<sip_header*> route;
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list<sip_header*> record_route;
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sip_header* content_type;
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sip_header* content_length;
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cstring body;
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sockaddr_storage local_ip;
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trsp_socket* local_socket;
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sockaddr_storage remote_ip;
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dns_handle h_dns;
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sip_msg();
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sip_msg(const char* msg_buf, int msg_len);
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~sip_msg();
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int send();
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};
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int parse_method(int* method, const char* beg, int len);
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int parse_sip_msg(sip_msg* msg, char*& err_msg);
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#define get_contact(msg) (msg->contacts.empty() ? NULL : (*msg->contacts.begin()))
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#endif
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/** EMACS **
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* Local variables:
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* mode: c++
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* c-basic-offset: 4
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* End:
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*/
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