Exemplo n.º 1
0
int Node::SndRegister(REG_TYPE type , 
					  ChordId req_uri ,  
					  ChordId to , 
					  ChordId contact , 
					  BOOL IncludeSuccList) 
{
	char *message1;
	unsigned int len = 0;



	osip_transaction_t *transaction;
	osip_event_t *sipevent;
	osip_message_t *request;

	/* temp uri */
	char * tmp_uri;
	
	int i;

	i = osip_message_init(&request);
	if (i!=0) 
		goto si2perror1;
	/* prepare the request-line */
	osip_message_set_method(request, osip_strdup("REGISTER"));
	osip_message_set_version(request, osip_strdup("SIP/2.0"));
	osip_message_set_status_code(request, 0);
	osip_message_set_reason_phrase(request, NULL);

	//requset uri
	if(type == MULTICAST)
	{
		tmp_uri = osip_strdup("sip:224.0.1.75") ;
	}
	else
		tmp_uri = ChordId2Uri(req_uri,false) ;

	osip_uri_t *uri;

	i=osip_uri_init(&uri);
	if (i!=0) 
		goto si2perror2;
	i=osip_uri_parse(uri, tmp_uri );
	if(tmp_uri)	osip_free(tmp_uri) ;
	if (i!=0)
		goto si2perror2;

	osip_message_set_uri(request , uri) ;

	if(type == JOIN)
	{
		tmp_uri = ChordId2Uri(to,false) ;

		/* when JOIN , to and from are same */
		osip_message_set_to(request, tmp_uri );
		osip_message_set_from(request, tmp_uri);
		if (tmp_uri) osip_free(tmp_uri) ;
		osip_from_param_add (request->from, osip_strdup ("user"), osip_strdup("join"));
	}

	else if(type == FINDSUCC)
	{
		tmp_uri = ChordId2Uri(to,true) ;
		osip_message_set_to(request, tmp_uri );
		if (tmp_uri) osip_free(tmp_uri) ;

		tmp_uri = ChordId2Uri(chordId,false);
		osip_message_set_from(request, tmp_uri  );
		if (tmp_uri) osip_free(tmp_uri) ;
		osip_from_param_add (request->from, osip_strdup ("user"), osip_strdup("findsucc"));
		
		//has no contact
	}

	else if(type == STABILIZE)
	{
		tmp_uri = ChordId2Uri(to,false);
		osip_message_set_to(request, tmp_uri);
		if (tmp_uri) osip_free(tmp_uri) ;

		tmp_uri = ChordId2Uri(chordId,false)  ;
		osip_message_set_from(request, tmp_uri );
		osip_from_param_add (request->from, osip_strdup ("user"), osip_strdup("stabilize"));	
		if (tmp_uri) osip_free(tmp_uri) ;
		
		//contact
		tmp_uri = ChordId2Uri(chordId,false);
		char * pre_uri = ChordId2Uri(getFingerTable()->getPredecessor(),false) ;

		char *ctt = (char *) osip_malloc(strlen(tmp_uri) + strlen(";predecessor=") + strlen(pre_uri) +1) ;
		if (ctt == NULL)
			return NULL;
		sprintf (ctt, "%s;predecessor=%s", tmp_uri,pre_uri);
		osip_free(tmp_uri) ;	osip_free(pre_uri) ;

		osip_message_set_contact(request, ctt );
		osip_free(ctt) ;
	}

	else if(type == LEAVE)
	{
		tmp_uri = ChordId2Uri(to,false) ;
		osip_message_set_to(request, tmp_uri );
		if (tmp_uri) osip_free(tmp_uri) ;

		tmp_uri = ChordId2Uri(chordId,false) ;
		osip_message_set_from(request, tmp_uri );
		if (tmp_uri) osip_free(tmp_uri) ;
		osip_from_param_add (request->from, osip_strdup ("user"), osip_strdup("leave"));
		
		//contact
		tmp_uri = ChordId2Uri(chordId,false);
		char * pre_uri = ChordId2Uri(getFingerTable()->getPredecessor(),false) ;

		char *ctt = (char *) osip_malloc(strlen(tmp_uri) + strlen(";predecessor=") + strlen(pre_uri) +1) ;
		if (ctt == NULL)
			return NULL;
		sprintf (ctt, "%s;predecessor=%s", tmp_uri,pre_uri);
		osip_free(tmp_uri) ;	osip_free(pre_uri) ;

		osip_message_set_contact(request, ctt );
		osip_free(ctt) ;
		
		//succlist
		if(IncludeSuccList)
		{
			for(i = 0  ; i < getFingerTable()->getSuccNum() ; i++)
			{
				tmp_uri = ChordId2Uri(getFingerTable()->getSuccessor(i),false) ;
				osip_message_set_contact(request, tmp_uri );
				osip_free(tmp_uri) ;
			}
		}
	}//type == LEAVE
	
	if(type == MULTICAST)
	{
		
		tmp_uri = ChordId2Uri(chordId,false);
		/* when JOIN , to and from are same */
		osip_message_set_to(request, tmp_uri );
		osip_message_set_from(request, tmp_uri);
		osip_from_param_add (request->from, osip_strdup ("user"), osip_strdup("multicast"));
		osip_free(tmp_uri) ;
		//no contact
	}//type == MULTIPL


	//---set call_id and cseq
	osip_call_id_t *callid;
	osip_cseq_t *cseq;
	char *num;
	char  *cidrand;
	char *register_callid_number ;

	/* call-id is always the same for REGISTRATIONS */
	i = osip_call_id_init(&callid);
	if (i!=0) 
		goto si2perror2;
	cidrand = osip_strdup("BF9598C48B184EBBAFADFE527EED8186") ;
	osip_call_id_set_number(callid, cidrand);
	register_callid_number = cidrand;

	osip_call_id_set_host(callid, osip_strdup("SI2P.COM"));
	request->call_id = callid;

	//cseq
	i = osip_cseq_init(&cseq);
	if (i!=0) 
		goto si2perror2 ;
	num = osip_strdup("1");
	osip_cseq_set_number(cseq, num);
	osip_cseq_set_method(cseq, osip_strdup("REGISTER"));
	request->cseq = cseq;
	 
	/*the Max-Forward header */
	osip_message_set_max_forwards(request, "5"); /* a UA should start a request with 70 */

	/* the via header */
	char tmp[200];
	unsigned int branch;
	branch=osip_build_random_number();
    snprintf(tmp, 200, "SIP/2.0/%s %s:%s;rport;branch=z9hG4bK%u", "UDP",
	      localip,
	      localport,
	      branch );

    osip_message_set_via(request, tmp);

	/* the UA header */
	osip_message_set_user_agent(request, user_agent);

	/*  the expires header */
	char exp[10]; /* MUST never be ouside 1 and 3600 */
	snprintf(exp, 9, "%i", expires);
	osip_message_set_expires(request, exp);
	osip_message_set_content_length(request, "0");


	/*** then must wake up osip ***/
	i = osip_transaction_init(&transaction,
		       NICT,
		       adosip->j_osip,
		       request);
	if (i!=0)
		goto si2perror2 ;

	//jr->r_last_tr = transaction;

	/* send REGISTER */
	
	i = osip_message_to_str(request, &message1, &len);
	LogStream("SEND======================================>>\n") ;
	LogStream(message1) ;
	if(message1)	osip_free(message1) ;
//	printf("SEND======================================>>\n") ;
//	printf(message1) ;

	sipevent = osip_new_outgoing_sipmessage(request);
	sipevent->transactionid =  transaction->transactionid;
	osip_message_force_update(request);
  
	osip_transaction_add_event(transaction, sipevent);

	adosip->ThreadWakeUp();
	return 0;

si2perror1:
	if(request != NULL)osip_message_free(request);
	return -1 ;
si2perror2:
	if(request != NULL)osip_message_free(request);
	return -1;
}
Exemplo n.º 2
0
int Node::SndUserRegisterRequest(char *aor ,const char *requri)
{
	char *message1;
	unsigned int len = 0;



	osip_transaction_t *transaction;
	osip_event_t *sipevent;
	osip_message_t *request;


	int i;

	i = osip_message_init(&request);
	if (i!=0) 
		goto si2perror1;
	/* prepare the request-line */
	osip_message_set_method(request, osip_strdup("REGISTER"));
	osip_message_set_version(request, osip_strdup("SIP/2.0"));
	osip_message_set_status_code(request, 0);
	osip_message_set_reason_phrase(request, NULL);

	//requset uri


	osip_uri_t *uri;

	i=osip_uri_init(&uri);
	if (i!=0) 
		goto si2perror2;
	i=osip_uri_parse(uri, requri);
	if (i!=0)
		goto si2perror2;

	osip_message_set_uri(request , uri) ;


	//to from ,no contact
	osip_message_set_to(request,aor);
	osip_message_set_from(request,aor);

	osip_from_param_add(request->from,osip_strdup("user"),osip_strdup("user_query"));

	//---set call_id and cseq
	osip_call_id_t *callid;
	osip_cseq_t *cseq;
	char *num;
	char  *cidrand;
	char *register_callid_number ;

	/* call-id is always the same for REGISTRATIONS */
	i = osip_call_id_init(&callid);
	if (i!=0) 
		goto si2perror2;
	cidrand = osip_strdup("BF9598C48B184EBBAFADFE527EED8186") ;
	osip_call_id_set_number(callid, cidrand);
	register_callid_number = cidrand;

	osip_call_id_set_host(callid, osip_strdup("SI2P.COM"));
	request->call_id = callid;

	//cseq
	i = osip_cseq_init(&cseq);
	if (i!=0) 
		goto si2perror2 ;
	num = osip_strdup("1");
	osip_cseq_set_number(cseq, num);
	osip_cseq_set_method(cseq, osip_strdup("REGISTER"));
	request->cseq = cseq;
	 
	/*the Max-Forward header */
	osip_message_set_max_forwards(request, "5"); /* a UA should start a request with 70 */

	/* the via header */
	char tmp[200];
	unsigned int branch;
	branch=osip_build_random_number();
    snprintf(tmp, 200, "SIP/2.0/%s %s:%s;rport;branch=z9hG4bK%u", "UDP",
	      localip,
	      localport,
	      branch );

    osip_message_set_via(request, tmp);

	/* the UA header */
	osip_message_set_user_agent(request, user_agent);

	/*  the expires header */
	char exp[10]; /* MUST never be ouside 1 and 3600 */
	snprintf(exp, 9, "%i", expires);
	osip_message_set_expires(request, exp);
	osip_message_set_content_length(request, "0");


	/*** then must wake up osip ***/
	i = osip_transaction_init(&transaction,
		       NICT,
		       adosip->j_osip,
		       request);
	if (i!=0)
		goto si2perror2 ;

	/* send REGISTER */
	i = osip_message_to_str(request, &message1, &len);
	LogStream("SEND======================================>>\n") ;
	LogStream(message1) ;
	if(message1) osip_free(message1) ;

	sipevent = osip_new_outgoing_sipmessage(request);
	sipevent->transactionid =  transaction->transactionid;
	osip_message_force_update(request);
  
	osip_transaction_add_event(transaction, sipevent);

	adosip->ThreadWakeUp();
	return 0;

si2perror1:
	if(request != NULL)osip_message_free(request);
	return -1 ;
si2perror2:
	if(request != NULL)osip_message_free(request);
	return -1;
	return 0;
}
Exemplo n.º 3
0
/* 
   method is the type of request. ("INVITE", "REGISTER"...)
   to is the remote target URI
   transport is either "TCP" or "UDP" (by now, only UDP is implemented!)
*/
int
generating_request_out_of_dialog (osip_message_t ** dest, const char *method,
                                  const char *to, const char *transport,
                                  const char *from, const char *proxy)
{
  /* Section 8.1:
     A valid request contains at a minimum "To, From, Call-iD, Cseq,
     Max-Forwards and Via
   */
  int i;
  osip_message_t *request;
  char locip[65];
  int doing_register;
  char *register_callid_number = NULL;

  *dest = NULL;

  if (eXosip.eXtl == NULL)
    return OSIP_NO_NETWORK;

  /*guess the local ip since req uri is known */
  memset (locip, '\0', sizeof (locip));
  eXosip_guess_ip_for_via (eXosip.eXtl->proto_family, locip, 49);
  if (locip[0] == '\0')
    {
      OSIP_TRACE (osip_trace
                  (__FILE__, __LINE__, OSIP_ERROR, NULL,
                   "eXosip: no default interface defined\n"));
      return OSIP_NO_NETWORK;
    }

  i = osip_message_init (&request);
  if (i != 0)
    return i;

  /* prepare the request-line */
  osip_message_set_method (request, osip_strdup (method));
  osip_message_set_version (request, osip_strdup ("SIP/2.0"));
  osip_message_set_status_code (request, 0);
  osip_message_set_reason_phrase (request, NULL);

  doing_register = 0 == strcmp ("REGISTER", method);

  if (doing_register)
    {
      osip_uri_init (&(request->req_uri));
      i = osip_uri_parse (request->req_uri, proxy);
      if (i != 0)
        {
          osip_message_free (request);
          return i;
        }
      i = osip_message_set_to (request, from);
      if (i != 0 || request->to == NULL)
        {
          if (i >= 0)
            i = OSIP_SYNTAXERROR;
          osip_message_free (request);
          return i;
        }
  } else
    {
      /* in any cases except REGISTER: */
      i = osip_message_set_to (request, to);
      if (i != 0 || request->to == NULL)
        {
          if (i >= 0)
            i = OSIP_SYNTAXERROR;
          OSIP_TRACE (osip_trace
                      (__FILE__, __LINE__, OSIP_ERROR, NULL,
                       "ERROR: callee address does not seems to be a sipurl: %s\n",
                       to));
          osip_message_free (request);
          return i;
        }

      /* REMOVE ALL URL PARAMETERS from to->url headers and add them as headers */
      if (request->to != NULL && request->to->url != NULL)
        {
          osip_uri_t *url = request->to->url;
          while (osip_list_size (&url->url_headers) > 0)
            {
              osip_uri_header_t *u_header;
              u_header = (osip_uri_param_t *) osip_list_get (&url->url_headers, 0);
              if (u_header == NULL)
                break;

              if (osip_strcasecmp (u_header->gname, "from") == 0)
                {
              } else if (osip_strcasecmp (u_header->gname, "to") == 0)
                {
              } else if (osip_strcasecmp (u_header->gname, "call-id") == 0)
                {
              } else if (osip_strcasecmp (u_header->gname, "cseq") == 0)
                {
              } else if (osip_strcasecmp (u_header->gname, "via") == 0)
                {
              } else if (osip_strcasecmp (u_header->gname, "contact") == 0)
                {
              } else
                osip_message_set_header (request, u_header->gname,
                                         u_header->gvalue);
              osip_list_remove (&url->url_headers, 0);
              osip_uri_param_free (u_header);
            }
        }

      if (proxy != NULL && proxy[0] != 0)
        {                       /* equal to a pre-existing route set */
          /* if the pre-existing route set contains a "lr" (compliance
             with bis-08) then the req_uri should contains the remote target
             URI */
          osip_uri_param_t *lr_param;
          osip_route_t *o_proxy;

          osip_route_init (&o_proxy);
          i = osip_route_parse (o_proxy, proxy);
          if (i != 0)
            {
              osip_route_free (o_proxy);
              osip_message_free (request);
              return i;
            }

          osip_uri_uparam_get_byname (o_proxy->url, "lr", &lr_param);
          if (lr_param != NULL) /* to is the remote target URI in this case! */
            {
              osip_uri_clone (request->to->url, &(request->req_uri));
              /* "[request] MUST includes a Route header field containing
                 the route set values in order." */
              osip_list_add (&request->routes, o_proxy, 0);
          } else
            /* if the first URI of route set does not contain "lr", the req_uri
               is set to the first uri of route set */
            {
              request->req_uri = o_proxy->url;
              o_proxy->url = NULL;
              osip_route_free (o_proxy);
              /* add the route set */
              /* "The UAC MUST add a route header field containing
                 the remainder of the route set values in order.
                 The UAC MUST then place the remote target URI into
                 the route header field as the last value
               */
              osip_message_set_route (request, to);
            }
      } else                    /* No route set (outbound proxy) is used */
        {
          /* The UAC must put the remote target URI (to field) in the req_uri */
          i = osip_uri_clone (request->to->url, &(request->req_uri));
          if (i != 0)
            {
              osip_message_free (request);
              return i;
            }
        }
    }

  /* set To and From */
  i = osip_message_set_from (request, from);
  if (i != 0 || request->from == NULL)
    {
      if (i >= 0)
        i = OSIP_SYNTAXERROR;
      osip_message_free (request);
      return i;
    }

  /* add a tag */
  osip_from_set_tag (request->from, osip_from_tag_new_random ());

  /* set the cseq and call_id header */
  {
    osip_call_id_t *callid;
    osip_cseq_t *cseq;
    char *num;
    char *cidrand;

    /* call-id is always the same for REGISTRATIONS */
    i = osip_call_id_init (&callid);
    if (i != 0)
      {
        osip_message_free (request);
        return i;
      }
    cidrand = osip_call_id_new_random ();
    osip_call_id_set_number (callid, cidrand);
    if (doing_register)
      register_callid_number = cidrand;

    request->call_id = callid;

    i = osip_cseq_init (&cseq);
    if (i != 0)
      {
        osip_message_free (request);
        return i;
      }
    num = osip_strdup (doing_register ? "1" : "20");
    osip_cseq_set_number (cseq, num);
    osip_cseq_set_method (cseq, osip_strdup (method));
    request->cseq = cseq;

    if (cseq->method == NULL || cseq->number == NULL)
      {
        osip_message_free (request);
        return OSIP_NOMEM;
      }
  }

  i = _eXosip_request_add_via (request, transport, locip);
  if (i != 0)
    {
      osip_message_free (request);
      return i;
    }

  /* always add the Max-Forward header */
  osip_message_set_max_forwards (request, "70");        /* a UA should start a request with 70 */

  if (0 == strcmp ("REGISTER", method))
    {
  } else if (0 == strcmp ("INFO", method))
    {
  } else if (0 == strcmp ("OPTIONS", method))
    {
      osip_message_set_accept (request, "application/sdp");
    }

  osip_message_set_user_agent (request, eXosip.user_agent);
  /*  else if ... */
  *dest = request;
  return OSIP_SUCCESS;
}
Exemplo n.º 4
0
int
Node::SndUserRegisterRequest(REG_TYPE type,
				uinfo_t *user_info,
				const char *registrar,
				int expires)
{
	char *message1;
	unsigned int len = 0;

	osip_message_t *request;
	osip_event_t *sipevent;
	osip_transaction_t *transaction;
	osip_uri_t *uri;
	
	char *tmp_uri;
	int i;

	i=osip_message_init(&request);
	if(i!=0)
		goto si2perror1;
	osip_message_set_method(request,strdup("REGISTER"));
	osip_message_set_version(request,strdup("SIP/2.0"));
	osip_message_set_status_code(request,0);
	osip_message_set_reason_phrase(request,NULL);

	i=osip_uri_init(&uri);
	if(i!=0)
		goto si2perror2;
	i=osip_uri_parse(uri,osip_strdup(registrar));
	osip_message_set_uri(request,uri);

	//*set to,from and header
	if(type==USER_REGISTRATION)
	{	
		char *dest1;
		char *dest2;
		
		osip_uri_to_str(user_info->aor->uri,&dest1);
		i=osip_message_set_to(request,dest1);
		i=osip_message_set_from(request,dest1);
		if(dest1)	osip_free(dest1) ;
		osip_from_param_add (request->from, osip_strdup ("user"), osip_strdup("user_registration"));

		osip_contact_to_str(user_info->bindings->contact,&dest2);
		i=osip_message_set_contact(request,osip_strdup(dest2));
		if(dest2)	osip_free(dest2) ;
	}

	if(type == RED_REGISTER)
	{
		char *dest1;
		char *dest2;
		osip_uri_to_str(user_info->aor->uri,&dest1);
		i=osip_message_set_to(request,dest1);
		i=osip_message_set_from(request,dest1);
		if(dest1)	osip_free(dest1) ;
		osip_from_param_add (request->from, osip_strdup ("user"), osip_strdup("red_register"));

		osip_contact_to_str(user_info->bindings->contact,&dest2);
		i=osip_message_set_contact(request,osip_strdup(dest2));
		if(dest2)	osip_free(dest2) ;
	}

	if(type==TRANSFER_REGISTRATION)
	{
		char *dest1;
		char *dest2;
		//string tmp_uri;
		osip_uri_to_str(user_info->aor->uri,&dest1);
		osip_message_set_to(request,dest1);
		if(dest1)	osip_free(dest1) ;

		tmp_uri = ChordId2Uri(chordId,false);
		osip_message_set_from(request,tmp_uri);
		osip_from_param_add (request->from, osip_strdup ("user"), osip_strdup("transfer_registration"));
		if(tmp_uri)	osip_free(tmp_uri) ;

		osip_contact_to_str(user_info->bindings->contact,&dest2);
		osip_message_set_contact(request,dest2);
		if(dest2)	osip_free(dest2) ;
	}
	if(type==THIRD_PARTY)
	{
		//todo
	}
		//---set call_id and cseq
	osip_call_id_t *callid;
	osip_cseq_t *cseq;
	char *num;
	char  *cidrand;
	char *register_callid_number ;

	//* call-id is always the same for REGISTRATIONS 
	i = osip_call_id_init(&callid);
	if (i!=0) 
		goto si2perror2;
	cidrand = osip_strdup("BF9598C48B184EBBAFADFE527EED8186") ;
	osip_call_id_set_number(callid, cidrand);
	register_callid_number = cidrand;

	osip_call_id_set_host(callid, osip_strdup("SI2P.COM"));
	request->call_id = callid;

	//cseq
	i = osip_cseq_init(&cseq);
	if (i!=0) 
		goto si2perror2 ;
	num = osip_strdup("1");
	osip_cseq_set_number(cseq, num);
	osip_cseq_set_method(cseq, osip_strdup("REGISTER"));
	request->cseq = cseq;
	 
	//*the Max-Forward header 
	osip_message_set_max_forwards(request, "5"); //* a UA should start a request with 70 

	//* the via header 
	char tmp[200];
    snprintf(tmp, 200, "SIP/2.0/%s %s:%s;rport;branch=z9hG4bK%u", "UDP",
	      localip,
	      localport,
	      via_branch_new_random() );

    osip_message_set_via(request, tmp);

	//* the UA header 
	osip_message_set_user_agent(request, user_agent);

	//*  the expires header 
	char exp[10]; //* MUST never be ouside 1 and 3600 
	snprintf(exp, 9, "%i", expires);
	osip_message_set_expires(request, exp);
	osip_message_set_content_length(request, "0");


	//*** then must wake up osip 
	i = osip_transaction_init(&transaction,
		       NICT,
		       adosip->j_osip,
		       request);
	if (i!=0)
		goto si2perror3 ;

	//* send REGISTER 
	i = osip_message_to_str(request, &message1, &len);
	LogStream("SEND======================================>>\n") ;
	LogStream(message1) ;
	if(message1) osip_free(message1) ;
//	printf("SEND======================================>>\n") ;
//	printf(message1) ;
	sipevent = osip_new_outgoing_sipmessage(request);
	sipevent->transactionid =  transaction->transactionid;
	osip_message_force_update(request);
  
	osip_transaction_add_event(transaction, sipevent);

	adosip->ThreadWakeUp();
	return 0;

si2perror1:
	
	return -1;

si2perror2:
	if(request!=NULL)
		osip_message_free(request);
	return -1;

si2perror3:
	if(transaction!=NULL)
		osip_message_free(request);
	return -1;


}
Exemplo n.º 5
0
int bSipRegisterBuild(osip_message_t **regMsgPtrPtr)
{
	static int gSeqNum = 1;
	int status;
	char *callidNumberStr = NULL;
	char *seqNumStr = NULL;
	osip_call_id_t *callidPtr;
	char temp[MESSAGE_ENTRY_MAX_LENGTH];
	char sipPort[MESSAGE_ENTRY_MAX_LENGTH];
	osip_cseq_t *cseqPtr;
	unsigned int number;
	osip_message_t     *regMsgPtr;
	char expires[10];

	if((status = osip_message_init(&regMsgPtr)) != 0){
		OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_BUG,NULL,"Can't init message!\n"));
		return -1;
	}
	osip_message_set_method(regMsgPtr, osip_strdup("OPTIONS"));

	osip_uri_init(&(regMsgPtr->req_uri));
	if ( ( status = osip_uri_parse(regMsgPtr->req_uri, SIP_PROXY) ) != 0)
	{
		OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_BUG,NULL,"uri parse failed!\n"));
		osip_message_free(regMsgPtr);
		return -1;
	}
	osip_message_set_version(regMsgPtr, osip_strdup("SIP/2.0"));
	osip_message_set_status_code(regMsgPtr, 0);
	osip_message_set_reason_phrase(regMsgPtr, NULL);

	osip_message_set_to(regMsgPtr, SIP_TO);
	osip_message_set_from(regMsgPtr, SIP_FROM);

	if((status = osip_call_id_init(&callidPtr)) != 0 ){
		OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_BUG,NULL,"call id failed!\n"));
		osip_message_free(regMsgPtr);
		return -1;
	}
	callidNumberStr = (char *)osip_malloc(MAX_ADDR_STR);
	number = osip_build_random_number();
	sprintf(callidNumberStr,"%u",number);
	osip_call_id_set_number(callidPtr, callidNumberStr);

	osip_call_id_set_host(callidPtr, osip_strdup("10.1.1.63"));

	regMsgPtr->call_id = callidPtr;

	if((status = osip_cseq_init(&cseqPtr)) != 0 ){
		OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_BUG,NULL,"seq init failed!\n"));
		osip_message_free(regMsgPtr);
		return -1;
	}
	gSeqNum++;
	seqNumStr = (char *)osip_malloc(MAX_ADDR_STR);
	sprintf(seqNumStr,"%i", gSeqNum);
	osip_cseq_set_number(cseqPtr, seqNumStr);
	osip_cseq_set_method(cseqPtr, osip_strdup("OPTIONS"));
	regMsgPtr->cseq = cseqPtr;

	osip_message_set_max_forwards(regMsgPtr, "70");

	sprintf(sipPort, "%i", SIP_PORT);
	sprintf(temp, "SIP/2.0/%s %s;branch=z9hG4bK%u", "UDP",LOCAL_IP,osip_build_random_number() );
	osip_message_set_via(regMsgPtr, temp);

	osip_message_set_contact(regMsgPtr, SIP_CONTACT);
	sprintf(expires, "%i", EXPIRES_TIME_INSECS);
	osip_message_set_expires(regMsgPtr, expires);

	osip_message_set_content_length(regMsgPtr, "0");

	osip_message_set_user_agent(regMsgPtr, "TotalView 1.0");

	AddSupportedMethods(regMsgPtr);
	*regMsgPtrPtr = regMsgPtr;
	return 0;
}