Ejemplo n.º 1
0
int BuildResponse(const osip_message_t *request, osip_message_t **response)
{
	osip_message_t *msg = NULL;
	char port[6];
	char* pContact = osip_malloc(strlen(SERV_IP_ADDR) + strlen(USER_NAME) + sizeof(port) + 7 + 10 ); // 7 is "sip:...@..:. \0"    10 - zapas
	osip_message_init(&msg);

	osip_from_clone(request->from, &msg->from);
	osip_to_clone(request->to, &msg->to);
	osip_cseq_clone(request->cseq, &msg->cseq);
	osip_call_id_clone(request->call_id, &msg->call_id);

	int pos = 0;//copy vias from request to response
	while (!osip_list_eol(&request->vias, pos))
	{
		osip_via_t *via;
		osip_via_t *via2;

		via = (osip_via_t *) osip_list_get(&request->vias, pos);
		int i = osip_via_clone(via, &via2);
		if (i != 0)
		{
			osip_message_free(msg);
			return i;
		}
		osip_list_add(&(msg->vias), via2, -1);
		pos++;
	}	
	osip_message_set_max_forwards(msg, osip_strdup("70"));
	osip_to_set_tag(msg->to, osip_strdup("4893693")); // set to tag in response. todo: randomize
	osip_message_set_version(msg, osip_strdup("SIP/2.0"));
	// create contact
	strcat(pContact, osip_strdup("sip:"));
	strcat(pContact, osip_strdup(USER_NAME));
	strcat(pContact, osip_strdup("@"));
	strcat(pContact, osip_strdup(SERV_IP_ADDR));
	osip_message_set_contact(msg, osip_strdup(pContact));
	
	osip_free(pContact);
	osip_message_set_user_agent(msg, osip_strdup("SipMore/0.1"));

	*response = msg;
	return 0;
}
Ejemplo n.º 2
0
//---------------------------------------------------------------------
int
Node::SndResponse4Query(int status,
						const char *contact,
						osip_transaction_t *tr,
						osip_message_t *request)
{
	char *message1;
	size_t length = 0;
	
	//
	osip_generic_param_t *tag;
	osip_message_t *response;
	osip_event_t *evt ;
	char *tmp;
	int pos;
	int i;

	i = osip_message_init (&response);
	if (i != 0)
		return -1;

	osip_message_set_version (response, osip_strdup ("SIP/2.0"));
	osip_message_set_status_code (response, status);

	tmp = osip_strdup(osip_message_get_reason (status));
	if (tmp == NULL)
		osip_message_set_reason_phrase (response, osip_strdup ("Unknown status code"));
	else
		osip_message_set_reason_phrase (response, tmp);

	osip_message_set_method (response, NULL);
	osip_message_set_uri (response, NULL);

	i = osip_to_clone (request->to, &(response->to));
	if (i != 0)
		goto si2perror1;

	i = osip_to_get_tag (response->to, &tag);
	if (i != 0)
    {	/* we only add a tag if it does not already contains one! */
		if (status == 200 && MSG_IS_REGISTER (request))
		{
			osip_to_set_tag (response->to, osip_to_tag_new_random ());
		}
		else if (status >= 200)
		{
			osip_to_set_tag (response->to, osip_to_tag_new_random ());
		}
    }

	i = osip_from_clone (request->from, &(response->from));
	if (i != 0)
		goto si2perror1;
	
	pos = 0;
	while (!osip_list_eol (request->vias, pos))
    {
		osip_via_t *via;
		osip_via_t *via2;

		via = (osip_via_t *) osip_list_get (request->vias, pos);
		i = osip_via_clone (via, &via2);
		if (i != -0)
			goto si2perror1;
		osip_list_add (response->vias, via2, -1);
		pos++;
    }

	i = osip_call_id_clone (request->call_id, &(response->call_id));
	if (i != 0)
		goto si2perror1;
	i = osip_cseq_clone (request->cseq, &(response->cseq));
	if (i != 0)
		goto si2perror1;

	//set server
	osip_message_set_server (response, osip_strdup ("SI2P"));

	/*add contact*/
	if(contact !=NULL)	
	osip_message_set_contact(response,contact);

	i = osip_message_to_str(response, &message1, &length);
	LogStream("SEND======================================>>\n") ;
	LogStream(message1) ;
	if(message1)	osip_free(message1) ;

	evt = osip_new_outgoing_sipmessage (response);
  	evt->transactionid = tr->transactionid;
	osip_transaction_add_event(tr, evt);

  	adosip->ThreadWakeUp();

	return 0;

si2perror1:
	osip_message_free (response);
	return -1;
}
Ejemplo n.º 3
0
int Node::SndResponse(int status , 
					  osip_message_t *request , 
					  osip_transaction_t *tr,
					  REG_TYPE type , 
					  ChordId contact, 
					  BOOL IncludeSuccList)  
{
	char *message1;
	size_t length = 0;
	
	//
	osip_generic_param_t *tag;
	osip_message_t *response;
	osip_event_t *evt ;
	char *tmp;
	char * tmp_uri;
	int pos;
	int i;

	i = osip_message_init (&response);
	if (i != 0)
		return -1;

	osip_message_set_version (response, osip_strdup ("SIP/2.0"));
	osip_message_set_status_code (response, status);

	tmp = osip_strdup(osip_message_get_reason (status));
	if (tmp == NULL)
		osip_message_set_reason_phrase (response, osip_strdup ("Unknown status code"));
	else
		osip_message_set_reason_phrase (response, tmp);

	osip_message_set_method (response, NULL);
	osip_message_set_uri (response, NULL);

	i = osip_to_clone (request->to, &(response->to));
	if (i != 0)
		goto si2perror1;

	i = osip_to_get_tag (response->to, &tag);
	if (i != 0)
    {	/* we only add a tag if it does not already contains one! */
		if (status == 200 && MSG_IS_REGISTER (request))
		{
			osip_to_set_tag (response->to, osip_to_tag_new_random ());
		}
		else if (status >= 200)
		{
			osip_to_set_tag (response->to, osip_to_tag_new_random ());
		}
    }

	i = osip_from_clone (request->from, &(response->from));
	if (i != 0)
		goto si2perror1;
	
	pos = 0;
	while (!osip_list_eol (request->vias, pos))
    {
		osip_via_t *via;
		osip_via_t *via2;

		via = (osip_via_t *) osip_list_get (request->vias, pos);
		i = osip_via_clone (via, &via2);
		if (i != -0)
			goto si2perror1;
		osip_list_add (response->vias, via2, -1);
		pos++;
    }

	i = osip_call_id_clone (request->call_id, &(response->call_id));
	if (i != 0)
		goto si2perror1;
	i = osip_cseq_clone (request->cseq, &(response->cseq));
	if (i != 0)
		goto si2perror1;

	//set server
	osip_message_set_server (response, osip_strdup ("SI2P"));

	/*add contact*/
	//predecessor
	if(status == 200)
	{
		if(type == USER_REGISTRATION || type == TRANSFER_REGISTRATION || type == THIRD_PARTY)
		{
			osip_contact_t *tmp;
			char *dest;
			int pos=0;
			while(pos<osip_list_size(request->contacts))
			{
				pos=osip_message_get_contact(request,0,&tmp);
				osip_contact_to_str(tmp,&dest);
				osip_message_set_contact(response,dest);
				if(dest)	osip_free(dest) ;
				pos++;
			}
		}
	
		else
		{
			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(response, ctt );
			osip_free(ctt) ;
		}
	}
	else//302
	{
		if(type == USER_REGISTRATION || type == TRANSFER_REGISTRATION || type == THIRD_PARTY)
		{
			tmp_uri = ChordId2Uri(contact,false);
			osip_message_set_contact(response,tmp_uri );
			osip_free(tmp_uri) ;
		}
		else
		{
			tmp_uri = ChordId2Uri(contact,false) ;
			char *ctt = (char *) osip_malloc(strlen(tmp_uri) + strlen(";predecessor=notprovided") +1) ;
			if (ctt == NULL)
				return NULL;
			sprintf (ctt, "%s;predecessor=notprovided", tmp_uri);
			if(tmp_uri) osip_free(tmp_uri) ;	
			osip_message_set_contact(response, ctt );
			if(tmp_uri) osip_free(ctt) ;
		}
		
	}

	if(IncludeSuccList)
	{
		for(i = 0  ; i < getFingerTable()->getSuccNum() ; i++)
		{
			tmp_uri = ChordId2Uri(getFingerTable()->getSuccessor(i),false) ;
			osip_message_set_contact(response, tmp_uri );
			osip_free(tmp_uri) ;
		}
	}

	
	i = osip_message_to_str(response, &message1, &length);
	LogStream("SEND======================================>>\n") ;
	LogStream(message1) ;
	if(message1)	osip_free(message1) ;
//	printf("SEND======================================>>\n") ;
//	printf(message1) ;

	evt = osip_new_outgoing_sipmessage (response);
  	evt->transactionid = tr->transactionid;
	osip_transaction_add_event(tr, evt);

  	adosip->ThreadWakeUp();

	return 0;

si2perror1:
	osip_message_free (response);
	return -1;
}
Ejemplo n.º 4
0
/* It is RECOMMENDED to only cancel INVITE request */
int
generating_cancel (osip_message_t ** dest, osip_message_t * request_cancelled)
{
  int i;
  osip_message_t *request;

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

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

  i = osip_uri_clone (request_cancelled->req_uri, &(request->req_uri));
  if (i != 0)
    {
      osip_message_free (request);
      *dest = NULL;
      return i;
    }

  i = osip_to_clone (request_cancelled->to, &(request->to));
  if (i != 0)
    {
      osip_message_free (request);
      *dest = NULL;
      return i;
    }
  i = osip_from_clone (request_cancelled->from, &(request->from));
  if (i != 0)
    {
      osip_message_free (request);
      *dest = NULL;
      return i;
    }

  /* set the cseq and call_id header */
  i = osip_call_id_clone (request_cancelled->call_id, &(request->call_id));
  if (i != 0)
    {
      osip_message_free (request);
      *dest = NULL;
      return i;
    }
  i = osip_cseq_clone (request_cancelled->cseq, &(request->cseq));
  if (i != 0)
    {
      osip_message_free (request);
      *dest = NULL;
      return i;
    }
  osip_free (request->cseq->method);
  request->cseq->method = osip_strdup ("CANCEL");
  if (request->cseq->method == NULL)
    {
      osip_message_free (request);
      *dest = NULL;
      return OSIP_NOMEM;
    }

  /* copy ONLY the top most Via Field (this method is also used by proxy) */
  {
    osip_via_t *via;
    osip_via_t *via2;

    i = osip_message_get_via (request_cancelled, 0, &via);
    if (i < 0)
      {
        osip_message_free (request);
        *dest = NULL;
        return i;
      }
    i = osip_via_clone (via, &via2);
    if (i != 0)
      {
        osip_message_free (request);
        *dest = NULL;
        return i;
      }
    osip_list_add (&request->vias, via2, -1);
  }

  /* add the same route-set than in the previous request */
  {
    int pos = 0;
    osip_route_t *route;
    osip_route_t *route2;

    while (!osip_list_eol (&request_cancelled->routes, pos))
      {
        route = (osip_route_t *) osip_list_get (&request_cancelled->routes, pos);
        i = osip_route_clone (route, &route2);
        if (i != 0)
          {
            osip_message_free (request);
            *dest = NULL;
            return i;
          }
        osip_list_add (&request->routes, route2, -1);
        pos++;
      }
  }

  osip_message_set_max_forwards (request, "70");        /* a UA should start a request with 70 */
  osip_message_set_user_agent (request, eXosip.user_agent);

  *dest = request;
  return OSIP_SUCCESS;
}
Ejemplo n.º 5
0
int
_eXosip_build_response_default (osip_message_t ** dest,
                                osip_dialog_t * dialog, int status,
                                osip_message_t * request)
{
  osip_generic_param_t *tag;
  osip_message_t *response;
  int pos;
  int i;

  *dest = NULL;
  if (request == NULL)
    return -1;

  i = osip_message_init (&response);
  if (i != 0)
    return -1;
  /* initialise osip_message_t structure */
  /* yet done... */

  response->sip_version = (char *) osip_malloc (8 * sizeof (char));
  sprintf (response->sip_version, "SIP/2.0");
  osip_message_set_status_code (response, status);

  /* handle some internal reason definitions. */
  if (MSG_IS_NOTIFY (request) && status == 481)
    {
      response->reason_phrase = osip_strdup ("Subcription Does Not Exist");
  } else if (MSG_IS_SUBSCRIBE (request) && status == 202)
    {
      response->reason_phrase = osip_strdup ("Accepted subscription");
  } else
    {
      response->reason_phrase = osip_strdup (osip_message_get_reason (status));
      if (response->reason_phrase == NULL)
        {
          if (response->status_code == 101)
            response->reason_phrase = osip_strdup ("Dialog Establishement");
          else
            response->reason_phrase = osip_strdup ("Unknown code");
        }
      response->req_uri = NULL;
      response->sip_method = NULL;
    }

  i = osip_to_clone (request->to, &(response->to));
  if (i != 0)
    goto grd_error_1;

  i = osip_to_get_tag (response->to, &tag);
  if (i != 0)
    {                           /* we only add a tag if it does not already contains one! */
      if ((dialog != NULL) && (dialog->local_tag != NULL))
        /* it should contain the local TAG we created */
        {
          osip_to_set_tag (response->to, osip_strdup (dialog->local_tag));
      } else
        {
          if (status != 100)
            osip_to_set_tag (response->to, osip_to_tag_new_random ());
        }
    }

  i = osip_from_clone (request->from, &(response->from));
  if (i != 0)
    goto grd_error_1;

  pos = 0;
  while (!osip_list_eol (request->vias, pos))
    {
      osip_via_t *via;
      osip_via_t *via2;

      via = (osip_via_t *) osip_list_get (request->vias, pos);
      i = osip_via_clone (via, &via2);
      if (i != -0)
        goto grd_error_1;
      osip_list_add (response->vias, via2, -1);
      pos++;
    }

  i = osip_call_id_clone (request->call_id, &(response->call_id));
  if (i != 0)
    goto grd_error_1;
  i = osip_cseq_clone (request->cseq, &(response->cseq));
  if (i != 0)
    goto grd_error_1;

  if (MSG_IS_SUBSCRIBE (request))
    {
      osip_header_t *exp;
      osip_header_t *evt_hdr;

      osip_message_header_get_byname (request, "event", 0, &evt_hdr);
      if (evt_hdr != NULL && evt_hdr->hvalue != NULL)
        osip_message_set_header (response, "Event", evt_hdr->hvalue);
      else
        osip_message_set_header (response, "Event", "presence");
      i = osip_message_get_expires (request, 0, &exp);
      if (exp == NULL)
        {
          osip_header_t *cp;

          i = osip_header_clone (exp, &cp);
          if (cp != NULL)
            osip_list_add (response->headers, cp, 0);
        }
    }

  osip_message_set_allow (response, "INVITE");
  osip_message_set_allow (response, "ACK");
  osip_message_set_allow (response, "OPTIONS");
  osip_message_set_allow (response, "CANCEL");
  osip_message_set_allow (response, "BYE");
  osip_message_set_allow (response, "SUBSCRIBE");
  osip_message_set_allow (response, "NOTIFY");
  osip_message_set_allow (response, "MESSAGE");
  osip_message_set_allow (response, "INFO");
  osip_message_set_allow (response, "REFER");
  osip_message_set_allow (response, "UPDATE");

  *dest = response;
  return 0;

grd_error_1:
  osip_message_free (response);
  return -1;
}
Ejemplo n.º 6
0
Archivo: ict_fsm.c Proyecto: avis/osip
osip_message_t *ict_create_ack(osip_transaction_t * ict, osip_message_t * response)
{
	int i;
	osip_message_t *ack;

	i = osip_message_init(&ack);
	if (i != 0)
		return NULL;

	/* Section 17.1.1.3: Construction of the ACK request: */
	i = osip_from_clone(response->from, &(ack->from));
	if (i != 0) {
		osip_message_free(ack);
		return NULL;
	}
	i = osip_to_clone(response->to, &(ack->to));	/* include the tag! */
	if (i != 0) {
		osip_message_free(ack);
		return NULL;
	}
	i = osip_call_id_clone(response->call_id, &(ack->call_id));
	if (i != 0) {
		osip_message_free(ack);
		return NULL;
	}
	i = osip_cseq_clone(response->cseq, &(ack->cseq));
	if (i != 0) {
		osip_message_free(ack);
		return NULL;
	}
	osip_free(ack->cseq->method);
	ack->cseq->method = osip_strdup("ACK");
	if (ack->cseq->method == NULL) {
		osip_message_free(ack);
		return NULL;
	}

	ack->sip_method = (char *) osip_malloc(5);
	if (ack->sip_method == NULL) {
		osip_message_free(ack);
		return NULL;
	}
	sprintf(ack->sip_method, "ACK");
	ack->sip_version = osip_strdup(ict->orig_request->sip_version);
	if (ack->sip_version == NULL) {
		osip_message_free(ack);
		return NULL;
	}

	ack->status_code = 0;
	ack->reason_phrase = NULL;

	/* MUST copy REQUEST-URI from Contact header! */
	i = osip_uri_clone(ict->orig_request->req_uri, &(ack->req_uri));
	if (i != 0) {
		osip_message_free(ack);
		return NULL;
	}

	/* ACK MUST contain only the TOP Via field from original request */
	{
		osip_via_t *via;
		osip_via_t *orig_via;

		osip_message_get_via(ict->orig_request, 0, &orig_via);
		if (orig_via == NULL) {
			osip_message_free(ack);
			return NULL;
		}
		i = osip_via_clone(orig_via, &via);
		if (i != 0) {
			osip_message_free(ack);
			return NULL;
		}
		osip_list_add(&ack->vias, via, -1);
	}

	/* ack MUST contains the ROUTE headers field from the original request */
	/* IS IT TRUE??? */
	/* if the answers contains a set of route (or record route), then it */
	/* should be used instead?? ......May be not..... */
	{
		int pos = 0;
		osip_route_t *route;
		osip_route_t *orig_route;

		while (!osip_list_eol(&ict->orig_request->routes, pos)) {
			orig_route =
				(osip_route_t *) osip_list_get(&ict->orig_request->routes, pos);
			i = osip_route_clone(orig_route, &route);
			if (i != 0) {
				osip_message_free(ack);
				return NULL;
			}
			osip_list_add(&ack->routes, route, -1);
			pos++;
		}
	}

	/* may be we could add some other headers: */
	/* For example "Max-Forward" */

	return ack;
}
Ejemplo n.º 7
0
int
_eXosip_build_response_default (struct eXosip_t *excontext, osip_message_t ** dest, osip_dialog_t * dialog, int status, osip_message_t * request)
{
  osip_generic_param_t *tag;
  osip_message_t *response;
  int i;

  *dest = NULL;
  if (request == NULL)
    return OSIP_BADPARAMETER;

  i = osip_message_init (&response);
  if (i != 0)
    return i;
  /* initialise osip_message_t structure */
  /* yet done... */

  response->sip_version = (char *) osip_malloc (8 * sizeof (char));
  if (response->sip_version == NULL) {
    osip_message_free (response);
    return OSIP_NOMEM;
  }
  sprintf (response->sip_version, "SIP/2.0");
  osip_message_set_status_code (response, status);

#ifndef MINISIZE
  /* handle some internal reason definitions. */
  if (MSG_IS_NOTIFY (request) && status == 481) {
    response->reason_phrase = osip_strdup ("Subscription Does Not Exist");
  }
  else if (MSG_IS_SUBSCRIBE (request) && status == 202) {
    response->reason_phrase = osip_strdup ("Accepted subscription");
  }
  else {
    response->reason_phrase = osip_strdup (osip_message_get_reason (status));
    if (response->reason_phrase == NULL) {
      if (response->status_code == 101)
        response->reason_phrase = osip_strdup ("Dialog Establishement");
      else
        response->reason_phrase = osip_strdup ("Unknown code");
    }
    response->req_uri = NULL;
    response->sip_method = NULL;
  }
#else
  response->reason_phrase = osip_strdup (osip_message_get_reason (status));
  if (response->reason_phrase == NULL) {
    if (response->status_code == 101)
      response->reason_phrase = osip_strdup ("Dialog Establishement");
    else
      response->reason_phrase = osip_strdup ("Unknown code");
  }
  response->req_uri = NULL;
  response->sip_method = NULL;
#endif

  if (response->reason_phrase == NULL) {
    osip_message_free (response);
    return OSIP_NOMEM;
  }

  i = osip_to_clone (request->to, &(response->to));
  if (i != 0) {
    osip_message_free (response);
    return i;
  }

  i = osip_to_get_tag (response->to, &tag);
  if (i != 0) {                 /* we only add a tag if it does not already contains one! */
    if ((dialog != NULL) && (dialog->local_tag != NULL))
      /* it should contain the local TAG we created */
    {
      osip_to_set_tag (response->to, osip_strdup (dialog->local_tag));
    }
    else {
      if (status != 100)
        osip_to_set_tag (response->to, _eXosip_malloc_new_random ());
    }
  }

  i = osip_from_clone (request->from, &(response->from));
  if (i != 0) {
    osip_message_free (response);
    return i;
  }

  {
    osip_list_iterator_t it;
    osip_via_t *via = (osip_via_t*)osip_list_get_first(&request->vias, &it);

    while (via != NULL) {
      osip_via_t *via2;

      i = osip_via_clone (via, &via2);
      if (i != 0) {
        osip_message_free (response);
        return i;
      }
      osip_list_add (&response->vias, via2, -1);
      via = (osip_via_t *)osip_list_get_next(&it);
    }
  }

  i = osip_call_id_clone (request->call_id, &(response->call_id));
  if (i != 0) {
    osip_message_free (response);
    return i;
  }
  i = osip_cseq_clone (request->cseq, &(response->cseq));
  if (i != 0) {
    osip_message_free (response);
    return i;
  }
#ifndef MINISIZE
  if (MSG_IS_SUBSCRIBE (request)) {
    osip_header_t *exp;
    osip_header_t *evt_hdr;

    osip_message_header_get_byname (request, "event", 0, &evt_hdr);
    if (evt_hdr != NULL && evt_hdr->hvalue != NULL)
      osip_message_set_header (response, "Event", evt_hdr->hvalue);
    else
      osip_message_set_header (response, "Event", "presence");
    i = osip_message_get_expires (request, 0, &exp);
    if (exp == NULL) {
      osip_header_t *cp;

      i = osip_header_clone (exp, &cp);
      if (cp != NULL)
        osip_list_add (&response->headers, cp, 0);
    }
  }
#endif

  osip_message_set_user_agent (response, excontext->user_agent);

  *dest = response;
  return OSIP_SUCCESS;
}
Ejemplo n.º 8
0
int
osip_message_clone (const osip_message_t * sip, osip_message_t ** dest)
{
    osip_message_t *copy;
    int pos = 0;
    int i;

    if (sip == NULL)
        return -1;
    *dest = NULL;

    i = osip_message_init (&copy);
    if (i != 0)
        return -1;

    copy->sip_method = osip_strdup (sip->sip_method);
    copy->sip_version = osip_strdup (sip->sip_version);
    copy->status_code = sip->status_code;
    copy->reason_phrase = osip_strdup (sip->reason_phrase);
    if (sip->req_uri != NULL)
    {
        i = osip_uri_clone (sip->req_uri, &(copy->req_uri));
        if (i != 0)
            goto mc_error1;
    }

    {
        osip_accept_t *accept;
        osip_accept_t *accept2;

        pos = 0;
        while (!osip_list_eol (&sip->accepts, pos))
        {
            accept = (osip_accept_t *) osip_list_get (&sip->accepts, pos);
            i = osip_accept_clone (accept, &accept2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->accepts, accept2, -1);     /* insert as last element */
            pos++;
        }
    }
    {
        osip_accept_encoding_t *accept_encoding;
        osip_accept_encoding_t *accept_encoding2;

        pos = 0;
        while (!osip_list_eol (&sip->accept_encodings, pos))
        {
            accept_encoding =
                (osip_accept_encoding_t *) osip_list_get (&sip->accept_encodings, pos);
            i = osip_accept_encoding_clone (accept_encoding, &accept_encoding2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->accept_encodings, accept_encoding2, -1);
            pos++;
        }
    }
    {
        osip_accept_language_t *accept_language;
        osip_accept_language_t *accept_language2;

        pos = 0;
        while (!osip_list_eol (&sip->accept_languages, pos))
        {
            accept_language =
                (osip_accept_language_t *) osip_list_get (&sip->accept_languages, pos);
            i = osip_accept_language_clone (accept_language, &accept_language2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->accept_languages, accept_language2, -1);
            pos++;
        }
    }
    {
        osip_alert_info_t *alert_info;
        osip_alert_info_t *alert_info2;

        pos = 0;
        while (!osip_list_eol (&sip->alert_infos, pos))
        {
            alert_info = (osip_alert_info_t *) osip_list_get (&sip->alert_infos, pos);
            i = osip_alert_info_clone (alert_info, &alert_info2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->alert_infos, alert_info2, -1);
            pos++;
        }
    }
    {
        osip_allow_t *allow;
        osip_allow_t *allow2;

        pos = 0;
        while (!osip_list_eol (&sip->allows, pos))
        {
            allow = (osip_allow_t *) osip_list_get (&sip->allows, pos);
            i = osip_allow_clone (allow, &allow2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->allows, allow2, -1);
            pos++;
        }
    }
    {
        osip_authentication_info_t *authentication_info;
        osip_authentication_info_t *authentication_info2;

        pos = 0;
        while (!osip_list_eol (&sip->authentication_infos, pos))
        {
            authentication_info =
                (osip_authentication_info_t *) osip_list_get (&sip->
                        authentication_infos, pos);
            i =
                osip_authentication_info_clone (authentication_info,
                                                &authentication_info2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->authentication_infos, authentication_info2, -1);
            pos++;
        }
    }
    {
        osip_authorization_t *authorization;
        osip_authorization_t *authorization2;

        pos = 0;
        while (!osip_list_eol (&sip->authorizations, pos))
        {
            authorization =
                (osip_authorization_t *) osip_list_get (&sip->authorizations, pos);
            i = osip_authorization_clone (authorization, &authorization2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->authorizations, authorization2, -1);
            pos++;
        }
    }
    if (sip->call_id != NULL)
    {
        i = osip_call_id_clone (sip->call_id, &(copy->call_id));
        if (i != 0)
            goto mc_error1;
    }
    {
        osip_call_info_t *call_info;
        osip_call_info_t *call_info2;

        pos = 0;
        while (!osip_list_eol (&sip->call_infos, pos))
        {
            call_info = (osip_call_info_t *) osip_list_get (&sip->call_infos, pos);
            i = osip_call_info_clone (call_info, &call_info2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->call_infos, call_info2, -1);
            pos++;
        }
    }
    {
        osip_contact_t *contact;
        osip_contact_t *contact2;

        pos = 0;
        while (!osip_list_eol (&sip->contacts, pos))
        {
            contact = (osip_contact_t *) osip_list_get (&sip->contacts, pos);
            i = osip_contact_clone (contact, &contact2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->contacts, contact2, -1);
            pos++;
        }
    }
    {
        osip_content_encoding_t *content_encoding;
        osip_content_encoding_t *content_encoding2;

        pos = 0;
        while (!osip_list_eol (&sip->content_encodings, pos))
        {
            content_encoding =
                (osip_content_encoding_t *) osip_list_get (&sip->content_encodings, pos);
            i = osip_content_encoding_clone (content_encoding, &content_encoding2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->content_encodings, content_encoding2, -1);
            pos++;
        }
    }
    if (sip->content_length != NULL)
    {
        i = osip_content_length_clone (sip->content_length, &(copy->content_length));
        if (i != 0)
            goto mc_error1;
    }
    if (sip->content_type != NULL)
    {
        i = osip_content_type_clone (sip->content_type, &(copy->content_type));
        if (i != 0)
            goto mc_error1;
    }
    if (sip->cseq != NULL)
    {
        i = osip_cseq_clone (sip->cseq, &(copy->cseq));
        if (i != 0)
            goto mc_error1;
    }
    {
        osip_error_info_t *error_info;
        osip_error_info_t *error_info2;

        pos = 0;
        while (!osip_list_eol (&sip->error_infos, pos))
        {
            error_info = (osip_error_info_t *) osip_list_get (&sip->error_infos, pos);
            i = osip_error_info_clone (error_info, &error_info2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->error_infos, error_info2, -1);
            pos++;
        }
    }
    if (sip->from != NULL)
    {
        i = osip_from_clone (sip->from, &(copy->from));
        if (i != 0)
            goto mc_error1;
    }
    if (sip->mime_version != NULL)
    {
        i = osip_mime_version_clone (sip->mime_version, &(copy->mime_version));
        if (i != 0)
            goto mc_error1;
    }
    {
        osip_proxy_authenticate_t *proxy_authenticate;
        osip_proxy_authenticate_t *proxy_authenticate2;

        pos = 0;
        while (!osip_list_eol (&sip->proxy_authenticates, pos))
        {
            proxy_authenticate =
                (osip_proxy_authenticate_t *) osip_list_get (&sip->
                        proxy_authenticates, pos);
            i =
                osip_proxy_authenticate_clone (proxy_authenticate, &proxy_authenticate2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->proxy_authenticates, proxy_authenticate2, -1);
            pos++;
        }
    }
    {
        osip_proxy_authentication_info_t *proxy_authentication_info;
        osip_proxy_authentication_info_t *proxy_authentication_info2;

        pos = 0;
        while (!osip_list_eol (&sip->proxy_authentication_infos, pos))
        {
            proxy_authentication_info =
                (osip_proxy_authentication_info_t *) osip_list_get (&sip->
                        proxy_authentication_infos,
                        pos);
            i =
                osip_proxy_authentication_info_clone (proxy_authentication_info,
                        &proxy_authentication_info2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->proxy_authentication_infos,
                           proxy_authentication_info2, -1);
            pos++;
        }
    }
    {
        osip_proxy_authorization_t *proxy_authorization;
        osip_proxy_authorization_t *proxy_authorization2;

        pos = 0;
        while (!osip_list_eol (&sip->proxy_authorizations, pos))
        {
            proxy_authorization =
                (osip_proxy_authorization_t *) osip_list_get (&sip->
                        proxy_authorizations, pos);
            i =
                osip_proxy_authorization_clone (proxy_authorization,
                                                &proxy_authorization2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->proxy_authorizations, proxy_authorization2, -1);
            pos++;
        }
    }
    {
        osip_record_route_t *record_route;
        osip_record_route_t *record_route2;

        pos = 0;
        while (!osip_list_eol (&sip->record_routes, pos))
        {
            record_route =
                (osip_record_route_t *) osip_list_get (&sip->record_routes, pos);
            i = osip_record_route_clone (record_route, &record_route2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->record_routes, record_route2, -1);
            pos++;
        }
    }
    {
        osip_route_t *route;
        osip_route_t *route2;

        pos = 0;
        while (!osip_list_eol (&sip->routes, pos))
        {
            route = (osip_route_t *) osip_list_get (&sip->routes, pos);
            i = osip_route_clone (route, &route2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->routes, route2, -1);
            pos++;
        }
    }
    if (sip->to != NULL)
    {
        i = osip_to_clone (sip->to, &(copy->to));
        if (i != 0)
            goto mc_error1;
    }
    {
        osip_via_t *via;
        osip_via_t *via2;

        pos = 0;
        while (!osip_list_eol (&sip->vias, pos))
        {
            via = (osip_via_t *) osip_list_get (&sip->vias, pos);
            i = osip_via_clone (via, &via2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->vias, via2, -1);
            pos++;
        }
    }
    {
        osip_www_authenticate_t *www_authenticate;
        osip_www_authenticate_t *www_authenticate2;

        pos = 0;
        while (!osip_list_eol (&sip->www_authenticates, pos))
        {
            www_authenticate =
                (osip_www_authenticate_t *) osip_list_get (&sip->www_authenticates, pos);
            i = osip_www_authenticate_clone (www_authenticate, &www_authenticate2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->www_authenticates, www_authenticate2, -1);
            pos++;
        }
    }

    {
        osip_header_t *header;
        osip_header_t *header2;

        pos = 0;
        while (!osip_list_eol (&sip->headers, pos))
        {
            header = (osip_header_t *) osip_list_get (&sip->headers, pos);
            i = osip_header_clone (header, &header2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->headers, header2, -1);
            pos++;
        }
    }

    {
        osip_body_t *body;
        osip_body_t *body2;

        pos = 0;
        while (!osip_list_eol (&sip->bodies, pos))
        {
            body = (osip_body_t *) osip_list_get (&sip->bodies, pos);
            i = osip_body_clone (body, &body2);
            if (i != 0)
                goto mc_error1;
            osip_list_add (&copy->bodies, body2, -1);
            pos++;
        }
    }

    copy->message_length = sip->message_length;
    copy->message = osip_strdup (sip->message);
    copy->message_property = sip->message_property;

    *dest = copy;
    return 0;
mc_error1:
    osip_message_free (copy);
    return -1;

}