mirror of
https://github.com/RangeNetworks/openbts.git
synced 2025-10-24 00:23:50 +00:00
5289a229d9
git-svn-id: http://wush.net/svn/range/software/public/openbts/trunk@6168 19bc5d8c-e614-43d4-8b26-e1612bc8e597
120 lines
2.6 KiB
C++
120 lines
2.6 KiB
C++
/*
|
|
* Copyright 2008 Free Software Foundation, Inc.
|
|
*
|
|
* This software is distributed under multiple licenses; see the COPYING file in the main directory for licensing information for this specific distribuion.
|
|
*
|
|
* This use of this software may be subject to additional restrictions.
|
|
* See the LEGAL file in the main directory for details.
|
|
|
|
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.
|
|
|
|
*/
|
|
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <signal.h>
|
|
|
|
#include <signal.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <ortp/ortp.h>
|
|
#include <osipparser2/osip_md5.h>
|
|
#include <osipparser2/sdp_message.h>
|
|
|
|
#include "SIPInterface.h"
|
|
#include "SIPUtility.h"
|
|
|
|
|
|
using namespace SIP;
|
|
using namespace std;
|
|
|
|
|
|
|
|
#define DEBUG 1
|
|
|
|
|
|
|
|
|
|
|
|
bool SIP::get_owner_ip( osip_message_t * msg, char * o_addr )
|
|
{
|
|
osip_body_t * sdp_body = (osip_body_t*)osip_list_get(&msg->bodies, 0);
|
|
if (!sdp_body) return false;
|
|
char * sdp_str = sdp_body->body;
|
|
if (!sdp_str) return false;
|
|
|
|
sdp_message_t * sdp;
|
|
sdp_message_init(&sdp);
|
|
sdp_message_parse(sdp, sdp_str);
|
|
strcpy(o_addr, sdp->o_addr);
|
|
return true;
|
|
}
|
|
|
|
bool SIP::get_rtp_params(const osip_message_t * msg, char * port, char * ip_addr )
|
|
{
|
|
osip_body_t * sdp_body = (osip_body_t*)osip_list_get(&msg->bodies, 0);
|
|
if (!sdp_body) return false;
|
|
char * sdp_str = sdp_body->body;
|
|
if (!sdp_str) return false;
|
|
|
|
sdp_message_t * sdp;
|
|
sdp_message_init(&sdp);
|
|
sdp_message_parse(sdp, sdp_str);
|
|
|
|
strcpy(port,sdp_message_m_port_get(sdp,0));
|
|
strcpy(ip_addr, sdp->c_connection->c_addr);
|
|
return true;
|
|
}
|
|
|
|
void SIP::make_tag(char * tag)
|
|
{
|
|
uint64_t r1 = random();
|
|
uint64_t r2 = random();
|
|
uint64_t val = (r1<<32) + r2;
|
|
|
|
// map [0->26] to [a-z]
|
|
int k;
|
|
for (k=0; k<16; k++) {
|
|
tag[k] = val%26+'a';
|
|
val = val >> 4;
|
|
}
|
|
tag[k] = '\0';
|
|
}
|
|
|
|
void SIP::make_branch( char * branch )
|
|
{
|
|
uint64_t r1 = random();
|
|
uint64_t r2 = random();
|
|
uint64_t val = (r1<<32) + r2;
|
|
sprintf(branch,"z9hG4bKobts28%llx", val);
|
|
}
|
|
|
|
/* get the return address from the SIP VIA header
|
|
if port not available, guess at 5060
|
|
if header not available, guess from SIP.Proxy.SMS
|
|
-kurtis
|
|
*/
|
|
string SIP::get_return_address(osip_message_t * msg){
|
|
|
|
string result;
|
|
osip_via* via = (osip_via *) osip_list_get(&msg->vias,0);
|
|
if (via){
|
|
result = string(via->host);
|
|
if (via->port) {
|
|
result += string(":") + string(via->port);
|
|
}
|
|
else {
|
|
result += string(":") + string("5060"); //assume SIP
|
|
}
|
|
}
|
|
else { //no via header? Take best guess from conf -k
|
|
result = gConfig.getStr("SIP.Proxy.SMS");
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// vim: ts=4 sw=4
|