void
eXosip_notify_answer_subscribe_3456xx(eXosip_notify_t *jn, eXosip_dialog_t *jd, int code)
{
osip_event_t *evt_answer;
osip_message_t *response;
int i;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_subscribe(jn, jd);
if (tr==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return;
}
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,"ERROR: Could not create response for subscribe\n"));
return;
}
/* if (300<=code<=399) */
/* { */
/* /\* Should add contact fields *\/ */
/* /\* ... *\/ */
/* } */
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return ;
}
static int
eXosip_create_cancel_transaction (eXosip_call_t * jc,
eXosip_dialog_t * jd, osip_message_t * request)
{
osip_event_t *sipevent;
osip_transaction_t *tr;
int i;
i = _eXosip_transaction_init (&tr, NICT, eXosip.j_osip, request);
if (i != 0)
{
/* TODO: release the j_call.. */
osip_message_free (request);
return i;
}
osip_list_add (&eXosip.j_transactions, tr, 0);
sipevent = osip_new_outgoing_sipmessage (request);
sipevent->transactionid = tr->transactionid;
osip_transaction_add_event (tr, sipevent);
__eXosip_wakeup ();
return OSIP_SUCCESS;
}
static int
eXosip_create_transaction (eXosip_call_t * jc,
eXosip_dialog_t * jd, osip_message_t * request)
{
osip_event_t *sipevent;
osip_transaction_t *tr;
int i;
i = _eXosip_transaction_init (&tr, NICT, eXosip.j_osip, request);
if (i != 0)
{
/* TODO: release the j_call.. */
osip_message_free (request);
return i;
}
if (jd != NULL)
osip_list_add (jd->d_out_trs, tr, 0);
sipevent = osip_new_outgoing_sipmessage (request);
sipevent->transactionid = tr->transactionid;
#ifndef MINISIZE
osip_transaction_set_your_instance (tr, __eXosip_new_jinfo (jc, jd, NULL, NULL));
#else
osip_transaction_set_your_instance (tr, __eXosip_new_jinfo (jc, jd));
#endif
osip_transaction_add_event (tr, sipevent);
__eXosip_wakeup ();
return OSIP_SUCCESS;
}
int
eXosip_message_send_request (osip_message_t * message)
{
osip_transaction_t *transaction;
osip_event_t *sipevent;
int i;
i = _eXosip_transaction_init (&transaction, NICT, eXosip.j_osip, message);
if (i != 0)
{
osip_message_free (message);
return -1;
}
osip_list_add (eXosip.j_transactions, transaction, 0);
sipevent = osip_new_outgoing_sipmessage (message);
sipevent->transactionid = transaction->transactionid;
#ifndef MINISIZE
osip_transaction_set_your_instance (transaction,
__eXosip_new_jinfo (NULL, NULL, NULL, NULL));
#else
osip_transaction_set_your_instance (transaction,
__eXosip_new_jinfo (NULL, NULL));
#endif
osip_transaction_add_event (transaction, sipevent);
__eXosip_wakeup ();
return 0;
}
int
eXosip_options_send_request (osip_message_t * options)
{
osip_transaction_t *transaction;
osip_event_t *sipevent;
int i;
i = osip_transaction_init (&transaction, NICT, eXosip.j_osip, options);
if (i != 0)
{
osip_message_free (options);
return -1;
}
osip_list_add (eXosip.j_transactions, transaction, 0);
sipevent = osip_new_outgoing_sipmessage (options);
sipevent->transactionid = transaction->transactionid;
osip_transaction_set_your_instance (transaction,
__eXosip_new_jinfo (NULL, NULL, NULL, NULL));
osip_transaction_add_event (transaction, sipevent);
__eXosip_wakeup ();
return 0;
}
int
eXosip_insubscription_send_request (int did, osip_message_t * request)
{
eXosip_dialog_t *jd = NULL;
eXosip_notify_t *jn = NULL;
osip_transaction_t *transaction;
osip_event_t *sipevent;
int i;
if (request == NULL)
return -1;
if (did > 0)
{
eXosip_notify_dialog_find (did, &jn, &jd);
}
if (jd == NULL || jn == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No incoming subscription here?\n"));
osip_message_free (request);
return -1;
}
transaction = NULL;
transaction = eXosip_find_last_out_notify (jn, jd);
if (transaction != NULL)
{
if (transaction->state != NICT_TERMINATED &&
transaction->state != NIST_TERMINATED &&
transaction->state != NICT_COMPLETED &&
transaction->state != NIST_COMPLETED)
{
osip_message_free (request);
return -1;
}
transaction = NULL;
}
i = osip_transaction_init (&transaction, NICT, eXosip.j_osip, request);
if (i != 0)
{
osip_message_free (request);
return -1;
}
osip_list_add (jd->d_out_trs, transaction, 0);
sipevent = osip_new_outgoing_sipmessage (request);
sipevent->transactionid = transaction->transactionid;
osip_transaction_set_your_instance (transaction,
__eXosip_new_jinfo (NULL, jd, NULL, jn));
osip_transaction_add_event (transaction, sipevent);
__eXosip_wakeup ();
return 0;
}
int
_eXosip_insubscription_answer_1xx (eXosip_notify_t * jn, eXosip_dialog_t * jd,
int code)
{
osip_event_t *evt_answer;
osip_message_t *response;
int i;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_subscribe (jn, jd);
if (tr == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
if (jd == NULL)
i = _eXosip_build_response_default (&response, NULL, code, tr->orig_request);
else
i =
_eXosip_build_response_default (&response, jd->d_dialog, code,
tr->orig_request);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"ERROR: Could not create response for subscribe\n"));
return -1;
}
if (code > 100)
{
/* request that estabish a dialog: */
/* 12.1.1 UAS Behavior */
i = complete_answer_that_establish_a_dialog (response, tr->orig_request);
if (jd == NULL)
{
i = eXosip_dialog_init_as_uas (&jd, tr->orig_request, response);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot create dialog!\n"));
}
ADD_ELEMENT (jn->n_dialogs, jd);
}
}
evt_answer = osip_new_outgoing_sipmessage (response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
__eXosip_wakeup ();
return 0;
}
int
eXosip_message_send_answer (int tid, int status, osip_message_t * answer)
{
osip_transaction_t *tr = NULL;
osip_event_t *evt_answer;
int i = -1;
if (tid <= 0)
return OSIP_BADPARAMETER;
if (status <= 100 || status > 699)
return OSIP_BADPARAMETER;
if (answer == NULL && status > 100 && status < 200)
return OSIP_BADPARAMETER;
if (tid > 0)
{
eXosip_transaction_find (tid, &tr);
}
if (tr == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No MESSAGE transaction found\n"));
osip_message_free (answer);
return OSIP_NOTFOUND;
}
/* is the transaction already answered? */
if (tr->state == NIST_COMPLETED || tr->state == NIST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
osip_message_free (answer);
return OSIP_WRONG_STATE;
}
if (answer == NULL)
{
i = -1;
if (status > 199 && status < 300)
i = _eXosip_build_response_default (&answer, NULL, status,
tr->orig_request);
else if (status > 300 && status <= 699)
i = _eXosip_build_response_default (&answer, NULL, status,
tr->orig_request);
if (i != 0)
return i;
}
evt_answer = osip_new_outgoing_sipmessage (answer);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
__eXosip_wakeup ();
return OSIP_SUCCESS;
}
int
eXosip_register_send_register (int rid, osip_message_t * reg)
{
osip_transaction_t *transaction;
osip_event_t *sipevent;
eXosip_reg_t *jr;
int i;
jr = eXosip_reg_find (rid);
if (jr == NULL)
{
osip_message_free (reg);
return -1;
}
if (jr->r_last_tr != NULL)
{
if (jr->r_last_tr->state != NICT_TERMINATED
&& jr->r_last_tr->state != NICT_COMPLETED)
{
osip_message_free (reg);
return -1;
}
}
if (reg == NULL)
{
i = _eXosip_register_build_register (jr, ®);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot build REGISTER!"));
return i;
}
}
i = _eXosip_transaction_init (&transaction, NICT, eXosip.j_osip, reg);
if (i != 0)
{
/* TODO: release the j_call.. */
osip_message_free (reg);
return -2;
}
jr->r_last_tr = transaction;
/* send REGISTER */
sipevent = osip_new_outgoing_sipmessage (reg);
sipevent->transactionid = transaction->transactionid;
osip_message_force_update (reg);
osip_transaction_add_event (transaction, sipevent);
__eXosip_wakeup ();
return 0;
}
extern int
_eXosip_answer_refer_123456(eXosip_call_t *jc, eXosip_dialog_t *jd, int code)
{
osip_event_t *evt_answer;
osip_transaction_t *tr;
osip_message_t *response;
int i;
tr = eXosip_find_last_inc_refer(jc, jd);
if (tr==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
if (jd!=NULL)
{
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
}
else
{
i = _eXosip_build_response_default(&response, NULL, code, tr->orig_request);
}
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,"ERROR: Could not create response for REFER\n"));
return -1;
}
if ( ( code >= 200 ) && ( code <= 299) )
complete_answer_that_establish_a_dialog(response, tr->orig_request);
/* Yet another eeek */
/* if (300<=code<=399) */
/* { */
/* /\* Should add contact fields *\/ */
/* /\* ... *\/ */
/* } */
osip_message_set_content_length(response, "0");
/* send message to transaction layer */
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return 0;
}
int
eXosip_answer_invite_3456xx(eXosip_call_t *jc, eXosip_dialog_t *jd, int code, const char *contact)
{
osip_event_t *evt_answer;
osip_message_t *response;
int i;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_invite(jc, jd);
if (tr==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
/* is the transaction already answered? */
if (tr->state==IST_COMPLETED
|| tr->state==IST_CONFIRMED
|| tr->state==IST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
return -1;
}
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,"ERROR: Could not create response for invite\n"));
return -1;
}
if ( ( code >= 300 ) && ( code <= 399 ) && ( contact != 0 ) )
{
owsip_message_clean_contacts(response);
osip_message_set_contact(response, contact);
}
osip_message_set_content_length(response, "0");
/* send message to transaction layer */
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return 0;
}
int
eXosip_call_send_initial_invite (osip_message_t * invite)
{
eXosip_call_t *jc;
osip_transaction_t *transaction;
osip_event_t *sipevent;
int i;
if (invite == NULL)
{
osip_message_free (invite);
return OSIP_BADPARAMETER;
}
i = eXosip_call_init (&jc);
if (i != 0)
{
osip_message_free (invite);
return i;
}
i = _eXosip_transaction_init (&transaction, ICT, eXosip.j_osip, invite);
if (i != 0)
{
eXosip_call_free (jc);
osip_message_free (invite);
return i;
}
jc->c_out_tr = transaction;
sipevent = osip_new_outgoing_sipmessage (invite);
sipevent->transactionid = transaction->transactionid;
#ifndef MINISIZE
osip_transaction_set_your_instance (transaction,
__eXosip_new_jinfo (jc, NULL, NULL, NULL));
#else
osip_transaction_set_your_instance (transaction, __eXosip_new_jinfo (jc, NULL));
#endif
osip_transaction_add_event (transaction, sipevent);
jc->external_reference = NULL;
ADD_ELEMENT (eXosip.j_calls, jc);
eXosip_update (); /* fixed? */
__eXosip_wakeup ();
return jc->c_id;
}
int
eXosip_answer_options_3456xx(eXosip_call_t *jc, eXosip_dialog_t *jd, int code)
{
osip_event_t *evt_answer;
osip_transaction_t *tr;
osip_message_t *response;
int i;
tr = eXosip_find_last_inc_options(jc, jd);
if (tr==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
if (jd!=NULL)
{
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
}
else
{
i = _eXosip_build_response_default(&response, NULL, code, tr->orig_request);
}
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,"ERROR: Could not create response for options\n"));
return -1;
}
/* eeeeeeekkk! should be OUT of wengophone! */
/* if (300<=code<=399) */
/* { */
/* /\* Should add contact fields *\/ */
/* /\* ... *\/ */
/* } */
osip_message_set_content_length(response, "0");
/* send message to transaction layer */
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return 0;
}
int eXosip_subscribe_send_subscribe(eXosip_subscribe_t *js,
eXosip_dialog_t *jd, const char *expires)
{
osip_transaction_t *transaction;
osip_message_t *subscribe;
osip_event_t *sipevent;
int i;
transaction = eXosip_find_last_out_subscribe(js, jd);
if (transaction!=NULL)
{
if (transaction->state!=NICT_TERMINATED &&
transaction->state!=NIST_TERMINATED)
return -1;
}
i = _eXosip_build_request_within_dialog(&subscribe, "SUBSCRIBE",
jd->d_dialog, "UDP");
if (i!=0)
return -2;
osip_message_set_expires(subscribe, expires);
i = osip_transaction_init(&transaction,
NICT,
eXosip.j_osip,
subscribe);
if (i!=0)
{
/* TODO: release the j_call.. */
osip_message_free(subscribe);
return -1;
}
_eXosip_subscribe_set_refresh_interval(js, subscribe);
osip_list_add(jd->d_out_trs, transaction, 0);
sipevent = osip_new_outgoing_sipmessage(subscribe);
sipevent->transactionid = transaction->transactionid;
osip_transaction_add_event(transaction, sipevent);
osip_transaction_set_your_instance(transaction, __eXosip_new_jinfo(NULL, jd, js, NULL));
__eXosip_wakeup();
return 0;
}
int
eXosip_answer_options_1xx(eXosip_call_t *jc, eXosip_dialog_t *jd, int code)
{
osip_event_t *evt_answer;
osip_transaction_t *tr;
osip_message_t *response;
int i;
tr = eXosip_find_last_inc_options(jc, jd);
if (tr==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
if (jd!=NULL)
{
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
}
else
{
i = _eXosip_build_response_default(&response, NULL, code, tr->orig_request);
}
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_ERROR,NULL,"ERROR: Could not create response for OPTIONS\n"));
return -1;
}
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return 0;
}
int
eXosip_call_send_answer (int tid, int status, osip_message_t * answer)
{
eXosip_dialog_t *jd = NULL;
eXosip_call_t *jc = NULL;
osip_transaction_t *tr = NULL;
osip_event_t *evt_answer;
if (tid < 0)
{
osip_message_free (answer);
return OSIP_BADPARAMETER;
}
if (status <= 100)
{
osip_message_free (answer);
return OSIP_BADPARAMETER;
}
if (status > 699)
{
osip_message_free (answer);
return OSIP_BADPARAMETER;
}
if (tid > 0)
{
_eXosip_call_transaction_find (tid, &jc, &jd, &tr);
}
if (jd == NULL || tr == NULL || tr->orig_request == NULL
|| tr->orig_request->sip_method == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No call here or no transaction for call\n"));
osip_message_free (answer);
return OSIP_NOTFOUND;
}
if (answer == NULL)
{
if (0 == osip_strcasecmp (tr->orig_request->sip_method, "INVITE"))
{
if (status >= 200 && status <= 299)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: Wrong parameter?\n"));
osip_message_free (answer);
return OSIP_BADPARAMETER;
}
}
}
/* is the transaction already answered? */
if (tr->state == IST_COMPLETED
|| tr->state == IST_CONFIRMED
|| tr->state == IST_TERMINATED
|| tr->state == NIST_COMPLETED || tr->state == NIST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
osip_message_free (answer);
return OSIP_WRONG_STATE;
}
if (answer == NULL)
{
if (0 == osip_strcasecmp (tr->orig_request->sip_method, "INVITE"))
{
osip_message_t *response;
return _eXosip_answer_invite_123456xx (jc, jd, status, &response, 1);
}
osip_message_free (answer);
return OSIP_BADPARAMETER;
}
if (0 == osip_strcasecmp (tr->orig_request->sip_method, "INVITE"))
{
if (MSG_IS_STATUS_2XX (answer) && jd != NULL)
{
if (status >= 200 && status < 300 && jd != NULL)
{
eXosip_dialog_set_200ok (jd, answer);
/* wait for a ACK */
osip_dialog_set_state (jd->d_dialog, DIALOG_CONFIRMED);
}
}
}
evt_answer = osip_new_outgoing_sipmessage (answer);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
eXosip_update ();
__eXosip_wakeup ();
return OSIP_SUCCESS;
}
int
eXosip_call_send_request (int jid, osip_message_t * request)
{
eXosip_dialog_t *jd = NULL;
eXosip_call_t *jc = NULL;
osip_transaction_t *transaction;
osip_event_t *sipevent;
int i;
if (request == NULL)
return OSIP_BADPARAMETER;
if (jid <= 0)
{
osip_message_free (request);
return OSIP_BADPARAMETER;
}
if (request->sip_method == NULL)
{
osip_message_free (request);
return OSIP_BADPARAMETER;
}
if (jid > 0)
{
eXosip_call_dialog_find (jid, &jc, &jd);
}
if (jd == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No call here?\n"));
osip_message_free (request);
return OSIP_NOTFOUND;
}
transaction = NULL;
if (0 == osip_strcasecmp (request->sip_method, "INVITE"))
{
transaction = eXosip_find_last_invite (jc, jd);
} else /* OPTIONS, UPDATE, INFO, REFER, ?... */
{
transaction = eXosip_find_last_transaction (jc, jd, request->sip_method);
}
if (transaction != NULL)
{
if (0 != osip_strcasecmp (request->sip_method, "INVITE"))
{
if (transaction->state != NICT_TERMINATED &&
transaction->state != NIST_TERMINATED &&
transaction->state != NICT_COMPLETED &&
transaction->state != NIST_COMPLETED)
{
osip_message_free (request);
return OSIP_WRONG_STATE;
}
} else
{
if (transaction->state != ICT_TERMINATED &&
transaction->state != IST_TERMINATED &&
transaction->state != IST_CONFIRMED &&
transaction->state != ICT_COMPLETED)
{
osip_message_free (request);
return OSIP_WRONG_STATE;
}
}
}
transaction = NULL;
if (0 != osip_strcasecmp (request->sip_method, "INVITE"))
{
i = _eXosip_transaction_init (&transaction, NICT, eXosip.j_osip, request);
} else
{
i = _eXosip_transaction_init (&transaction, ICT, eXosip.j_osip, request);
}
if (i != 0)
{
osip_message_free (request);
return i;
}
osip_list_add (jd->d_out_trs, transaction, 0);
sipevent = osip_new_outgoing_sipmessage (request);
sipevent->transactionid = transaction->transactionid;
#ifndef MINISIZE
osip_transaction_set_your_instance (transaction,
__eXosip_new_jinfo (jc, jd, NULL, NULL));
#else
osip_transaction_set_your_instance (transaction, __eXosip_new_jinfo (jc, jd));
#endif
osip_transaction_add_event (transaction, sipevent);
__eXosip_wakeup ();
return OSIP_SUCCESS;
}
int eXosip_subscribe_send_subscribe(eXosip_subscribe_t *js,
eXosip_dialog_t *jd, const char *expires)
{
osip_transaction_t *transaction;
osip_message_t *subscribe;
osip_event_t *sipevent;
int i;
if (!jd || !jd->d_dialog)
{
// JULIEN : Maybe the first SUBSCRIBE didn't work
// that's why there's no more dialog
return -1;
}
transaction = eXosip_find_last_out_subscribe(js, jd);
if (transaction!=NULL)
{
if (transaction->state!=NICT_TERMINATED && transaction->state!=NIST_TERMINATED)
return -1;
//<MINHPQ>
// Remove the transaction from dialog structure
if (jd)
owsip_list_remove_element (jd->d_out_trs, transaction); // Remove the transaction from jd->d_out_trs list
if (js && (js->s_out_tr == transaction))
{
js->s_out_tr = NULL; // Remove the transaction from js->s_out_tr
}
eXosip_transaction_free(transaction);
transaction = NULL;
//</MINHPQ>
}
i = _eXosip_build_request_within_dialog(&subscribe, "SUBSCRIBE", jd->d_dialog);
if (i!=0)
return -2;
//<MINHPQ>
if (js->winfo)
{
owsip_message_set_header(subscribe, "Event", "presence.winfo");
owsip_message_set_header(subscribe, "Accept", "application/watcherinfo+xml");
}
//</MINHPQ>
owsip_message_set_expires(subscribe, expires);
i = osip_transaction_init(&transaction,
NICT,
eXosip.j_osip,
subscribe);
if (i!=0)
{
/* TODO: release the j_call.. */
osip_message_free(subscribe);
return -1;
}
_eXosip_subscribe_set_refresh_interval(js, subscribe);
osip_list_add(jd->d_out_trs, transaction, 0);
sipevent = osip_new_outgoing_sipmessage(subscribe);
sipevent->transactionid = transaction->transactionid;
osip_transaction_add_event(transaction, sipevent);
osip_transaction_set_your_instance(transaction, __eXosip_new_jinfo(owsip_dialog_account_get (jd), NULL, jd, js, NULL));
__eXosip_wakeup();
return 0;
}
int
_eXosip_insubscription_answer_2xx (eXosip_notify_t * jn, eXosip_dialog_t * jd,
int code)
{
osip_event_t *evt_answer;
osip_message_t *response;
int i;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_subscribe (jn, jd);
if (tr == NULL || tr->orig_request == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer\n"));
return -1;
}
if (jd != NULL && jd->d_dialog == NULL)
{ /* element previously removed, this is a no hop! */
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot answer this closed transaction\n"));
return -1;
}
if (jd == NULL)
i = _eXosip_build_response_default (&response, NULL, code, tr->orig_request);
else
i =
_eXosip_build_response_default (&response, jd->d_dialog, code,
tr->orig_request);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_INFO1, NULL,
"ERROR: Could not create response for subscribe\n"));
code = 500; /* ? which code to use? */
return -1;
}
/* request that estabish a dialog: */
/* 12.1.1 UAS Behavior */
{
i = complete_answer_that_establish_a_dialog (response, tr->orig_request);
if (i != 0)
goto g2atii_error_1;; /* ?? */
}
/* THIS RESPONSE MUST BE SENT RELIABILY until the final ACK is received !! */
/* this response must be stored at the upper layer!!! (it will be destroyed */
/* right after being sent! */
if (jd == NULL)
{
i = eXosip_dialog_init_as_uas (&jd, tr->orig_request, response);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot create dialog!\n"));
return -1;
}
ADD_ELEMENT (jn->n_dialogs, jd);
}
eXosip_dialog_set_200ok (jd, response);
evt_answer = osip_new_outgoing_sipmessage (response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
__eXosip_wakeup ();
osip_dialog_set_state (jd->d_dialog, DIALOG_CONFIRMED);
return 0;
g2atii_error_1:
osip_message_free (response);
return -1;
}
int
_eXosip_default_answer_invite_1xx (eXosip_call_t * jc, eXosip_dialog_t * jd,
int code)
{
osip_event_t *evt_answer;
osip_message_t *response;
int i;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_invite (jc, jd);
if (tr == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
/* is the transaction already answered? */
if (tr->state == IST_COMPLETED
|| tr->state == IST_CONFIRMED || tr->state == IST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
return -1;
}
if (jd == NULL)
i = _eXosip_build_response_default (&response, NULL, code, tr->orig_request);
else
i =
_eXosip_build_response_default (&response, jd->d_dialog, code,
tr->orig_request);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"ERROR: Could not create response for invite\n"));
return -2;
}
osip_message_set_content_length (response, "0");
/* send message to transaction layer */
if (code > 100)
{
/* request that estabish a dialog: */
/* 12.1.1 UAS Behavior */
i = complete_answer_that_establish_a_dialog (response, tr->orig_request);
if (jd == NULL)
{
i = eXosip_dialog_init_as_uas (&jd, tr->orig_request, response);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot create dialog!\n"));
} else
{
ADD_ELEMENT (jc->c_dialogs, jd);
}
}
}
evt_answer = osip_new_outgoing_sipmessage (response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
__eXosip_wakeup ();
return 0;
}
int
eXosip_insubscription_send_answer (int tid, int status, osip_message_t * answer)
{
int i = -1;
eXosip_dialog_t *jd = NULL;
eXosip_notify_t *jn = NULL;
osip_transaction_t *tr = NULL;
osip_event_t *evt_answer;
if (tid > 0)
{
_eXosip_insubscription_transaction_find (tid, &jn, &jd, &tr);
}
if (jd == NULL || tr == NULL || tr->orig_request == NULL
|| tr->orig_request->sip_method == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No incoming subscription here?\n"));
osip_message_free (answer);
return -1;
}
if (answer == NULL)
{
if (0 == osip_strcasecmp (tr->orig_request->sip_method, "SUBSCRIBE"))
{
if (status >= 101 && status <= 199)
{
} else if (status >= 300 && status <= 699)
{
} else
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: Wrong parameter?\n"));
return -1;
}
}
}
/* is the transaction already answered? */
if (tr->state == NIST_COMPLETED || tr->state == NIST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
osip_message_free (answer);
return -1;
}
if (answer == NULL)
{
if (0 == osip_strcasecmp (tr->orig_request->sip_method, "SUBSCRIBE"))
{
if (status < 200)
i = _eXosip_insubscription_answer_1xx (jn, jd, status);
else
i = _eXosip_insubscription_answer_3456xx (jn, jd, status);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot send response!\n"));
return -1;
}
} else
{
/* TODO */
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: a response must be given!\n"));
return -1;
}
return 0;
} else
{
i = 0;
}
if (0 == osip_strcasecmp (tr->orig_request->sip_method, "SUBSCRIBE"))
{
if (MSG_IS_STATUS_1XX (answer))
{
} else if (MSG_IS_STATUS_2XX (answer))
{
eXosip_dialog_set_200ok (jd, answer);
osip_dialog_set_state (jd->d_dialog, DIALOG_CONFIRMED);
} else if (answer->status_code >= 300 && answer->status_code <= 699)
{
i = 0;
} else
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: wrong status code (101<status<699)\n"));
osip_message_free (answer);
return -1;
}
if (i != 0)
{
osip_message_free (answer);
return -1;
}
}
evt_answer = osip_new_outgoing_sipmessage (answer);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
eXosip_update ();
__eXosip_wakeup ();
return 0;
}
int eXosip_reinvite_with_authentication (struct eXosip_call_t *jc)
{
struct eXosip_call_t *jcc;
#ifdef SM
char *locip;
#else
char locip[50];
#endif
osip_message_t * cloneinvite;
osip_event_t *sipevent;
osip_transaction_t *transaction;
int osip_cseq_num,length;
osip_via_t *via;
char *tmp;
int i;
osip_message_clone (jc->c_out_tr->orig_request, &cloneinvite);
osip_cseq_num = osip_atoi(jc->c_out_tr->orig_request->cseq->number);
length = strlen(jc->c_out_tr->orig_request->cseq->number);
tmp = (char *)osip_malloc(90*sizeof(char));
via = (osip_via_t *) osip_list_get (cloneinvite->vias, 0);
osip_list_remove(cloneinvite->vias, 0);
osip_via_free(via);
#ifdef SM
eXosip_get_localip_for(cloneinvite->req_uri->host,&locip);
#else
eXosip_guess_ip_for_via(eXosip.ip_family, locip, 49);
#endif
if (eXosip.ip_family==AF_INET6) {
sprintf(tmp, "SIP/2.0/UDP [%s]:%s;branch=z9hG4bK%u", locip,
eXosip.localport, via_branch_new_random());
} else {
sprintf(tmp, "SIP/2.0/UDP %s:%s;branch=z9hG4bK%u", locip,
eXosip.localport, via_branch_new_random());
}
#ifdef SM
osip_free(locip);
#endif
osip_via_init(&via);
osip_via_parse(via, tmp);
osip_list_add(cloneinvite->vias, via, 0);
osip_free(tmp);
osip_cseq_num++;
osip_free(cloneinvite->cseq->number);
cloneinvite->cseq->number = (char*)osip_malloc(length + 2);
sprintf(cloneinvite->cseq->number, "%i", osip_cseq_num);
eXosip_add_authentication_information(cloneinvite, jc->c_out_tr->last_response);
cloneinvite->message_property = 0;
eXosip_call_init(&jcc);
i = osip_transaction_init(&transaction,
ICT,
eXosip.j_osip,
cloneinvite);
if (i!=0)
{
eXosip_call_free(jc);
osip_message_free(cloneinvite);
return -1;
}
jcc->c_out_tr = transaction;
sipevent = osip_new_outgoing_sipmessage(cloneinvite);
sipevent->transactionid = transaction->transactionid;
osip_transaction_set_your_instance(transaction, __eXosip_new_jinfo(jcc,
NULL, NULL, NULL));
osip_transaction_add_event(transaction, sipevent);
jcc->external_reference = 0;
ADD_ELEMENT(eXosip.j_calls, jcc);
eXosip_update(); /* fixed? */
__eXosip_wakeup();
return 0;
}
int
eXosip_answer_invite_2xx(eXosip_call_t *jc, eXosip_dialog_t *jd, int code, char *local_sdp_port, char *ctct, char *local_video_port,
char *public_sdp_port, char *public_video_port)
{
osip_event_t *evt_answer;
osip_message_t *response;
int i;
char *size;
char *body = NULL;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_invite(jc, jd);
if (tr==NULL || tr->orig_request==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer\n"));
return -1;
}
if (jd!=NULL && jd->d_dialog==NULL)
{ /* element previously removed */
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot answer this closed transaction\n"));
return -1;
}
/* is the transaction already answered? */
if (tr->state==IST_COMPLETED
|| tr->state==IST_CONFIRMED
|| tr->state==IST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
return -1;
}
/* WE SHOULD LOOK FOR A SDP PACKET!! */
if(NULL != osip_list_get(&tr->orig_request->bodies,0))
{
body = generating_sdp_answer(tr->orig_request, jc->c_ctx);
if (body==NULL)
code = 488; /* bad sdp */
}
else
{
if(local_sdp_port==NULL && local_video_port == NULL)
code = 488; /* session description in the request is not acceptable. */
else
/* body is NULL (contains no SDP), generate a response to INVITE w/ no SDP */
body = generating_no_sdp_answer(jc, jd, tr->orig_request, public_sdp_port ? public_sdp_port : local_sdp_port
, public_video_port ? public_video_port : local_video_port);
}
if (jd==NULL)
i = _eXosip_build_response_default(&response, NULL, code, tr->orig_request);
else
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,"ERROR: Could not create response for invite\n"));
code = 500; /* ? which code to use? */
osip_free(body); /* not used */
return -1;
}
if (code==488)
{
osip_message_set_content_length(response, "0");
/* TODO: send message to transaction layer */
osip_free(body);
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return 0;
}
if ( ! body ) {
fprintf(stderr, "%s,%d: body is NULL\n", __FILE__, __LINE__);
return -1;
}
i = osip_message_set_body(response, body, strlen(body));
if (i!=0) {
goto g2atii_error_1;
}
size = (char *) osip_malloc(6*sizeof(char));
#ifdef __APPLE_CC__
sprintf(size,"%li",strlen(body));
#else
sprintf(size,"%i",strlen(body));
#endif
i = osip_message_set_content_length(response, size);
osip_free(size);
if (i!=0) goto g2atii_error_1;
i = osip_message_set_content_type(response, "application/sdp");
if (i!=0) goto g2atii_error_1;
/* request that estabish a dialog: */
/* 12.1.1 UAS Behavior */
{
i = complete_answer_that_establish_a_dialog2(response, tr->orig_request, ctct);
if (i!=0) goto g2atii_error_1;; /* ?? */
}
osip_free(body);
/* THIS RESPONSE MUST BE SENT RELIABILY until the final ACK is received !! */
/* this response must be stored at the upper layer!!! (it will be destroyed*/
/* right after being sent! */
if (jd==NULL)
{
i = eXosip_dialog_init_as_uas(&jd, owsip_transaction_account_get (tr), tr->orig_request, response);
if (i!=0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot create dialog!\n"));
return -1;
}
ADD_ELEMENT(jc->c_dialogs, jd);
}
eXosip_dialog_set_200ok(jd, response);
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
osip_dialog_set_state(jd->d_dialog, DIALOG_CONFIRMED);
__eXosip_wakeup();
return 0;
g2atii_error_1:
osip_free(body);
osip_message_free(response);
return -1;
}
int
eXosip_answer_invite_2xx_with_body(eXosip_call_t *jc, eXosip_dialog_t *jd, int code,const char*bodytype, const char*body)
{
osip_event_t *evt_answer;
osip_message_t *response;
int i;
char *size;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_invite(jc, jd);
if (tr==NULL || tr->orig_request==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer\n"));
return -1;
}
if (jd!=NULL && jd->d_dialog==NULL)
{ /* element previously removed */
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot answer this closed transaction\n"));
return -1;
}
/* is the transaction already answered? */
if (tr->state==IST_COMPLETED
|| tr->state==IST_CONFIRMED
|| tr->state==IST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
return -1;
}
if (jd==NULL)
i = _eXosip_build_response_default(&response, NULL, code, tr->orig_request);
else
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,"ERROR: Could not create response for invite\n"));
code = 500; /* ? which code to use? */
return -1;
}
if (code==488)
{
osip_message_set_content_length(response, "0");
/* TODO: send message to transaction layer */
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return 0;
}
if ( ! body ) {
fprintf(stderr, "%s,%d: body is NULL\n", __FILE__, __LINE__);
return -1;
}
i = osip_message_set_body(response, body, strlen(body));
if (i!=0) {
goto g2atii_error_1;
}
size = (char *) osip_malloc(6*sizeof(char));
sprintf(size,"%i",strlen(body));
i = osip_message_set_content_length(response, size);
osip_free(size);
if (i!=0) goto g2atii_error_1;
i = owsip_message_set_header(response, "content-type", bodytype);
if (i!=0) goto g2atii_error_1;
/* request that estabish a dialog: */
/* 12.1.1 UAS Behavior */
i = complete_answer_that_establish_a_dialog(response, tr->orig_request);
if (i!=0) goto g2atii_error_1; /* ?? */
/* THIS RESPONSE MUST BE SENT RELIABILY until the final ACK is received !! */
/* this response must be stored at the upper layer!!! (it will be destroyed*/
/* right after being sent! */
if (jd==NULL)
{
i = eXosip_dialog_init_as_uas(&jd, owsip_transaction_account_get (tr), tr->orig_request, response);
if (i!=0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot create dialog!\n"));
return -1;
}
ADD_ELEMENT(jc->c_dialogs, jd);
}
eXosip_dialog_set_200ok(jd, response);
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
osip_dialog_set_state(jd->d_dialog, DIALOG_CONFIRMED);
__eXosip_wakeup();
return 0;
g2atii_error_1:
osip_message_free(response);
return -1;
}
int
_eXosip_insubscription_send_request_with_credential (eXosip_notify_t * jn,
eXosip_dialog_t * jd,
osip_transaction_t * out_tr)
{
osip_transaction_t *tr = NULL;
osip_message_t *msg = NULL;
osip_event_t *sipevent;
char locip[256];
int cseq;
char tmp[256];
osip_via_t *via;
int i;
if (jn == NULL)
return -1;
if (jd != NULL)
{
if (jd->d_out_trs == NULL)
return -1;
}
if (out_tr == NULL)
{
out_tr = eXosip_find_last_out_notify (jn, jd);
}
if (out_tr == NULL
|| out_tr->orig_request == NULL || out_tr->last_response == NULL)
return -1;
osip_message_clone (out_tr->orig_request, &msg);
if (msg == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: could not clone msg for authentication\n"));
return -1;
}
via = (osip_via_t *) osip_list_get (msg->vias, 0);
if (via == NULL || msg->cseq == NULL || msg->cseq->number == NULL)
{
osip_message_free (msg);
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: missing via or cseq header\n"));
return -1;
}
/* increment cseq */
cseq = atoi (msg->cseq->number);
osip_free (msg->cseq->number);
msg->cseq->number = strdup_printf ("%i", cseq + 1);
if (jd != NULL && jd->d_dialog != NULL)
{
jd->d_dialog->local_cseq++;
}
osip_list_remove (msg->vias, 0);
osip_via_free (via);
i = _eXosip_find_protocol (out_tr->orig_request);
if (i == IPPROTO_UDP)
{
eXosip_guess_ip_for_via (eXosip.net_interfaces[0].net_ip_family, locip,
sizeof (locip));
if (eXosip.net_interfaces[0].net_ip_family == AF_INET6)
snprintf (tmp, 256, "SIP/2.0/UDP [%s]:%s;branch=z9hG4bK%u",
locip, eXosip.net_interfaces[0].net_port,
via_branch_new_random ());
else
snprintf (tmp, 256, "SIP/2.0/UDP %s:%s;rport;branch=z9hG4bK%u",
locip, eXosip.net_interfaces[0].net_port,
via_branch_new_random ());
} else if (i == IPPROTO_TCP)
{
eXosip_guess_ip_for_via (eXosip.net_interfaces[1].net_ip_family, locip,
sizeof (locip));
if (eXosip.net_interfaces[1].net_ip_family == AF_INET6)
snprintf (tmp, 256, "SIP/2.0/TCP [%s]:%s;branch=z9hG4bK%u",
locip, eXosip.net_interfaces[1].net_port,
via_branch_new_random ());
else
snprintf (tmp, 256, "SIP/2.0/TCP %s:%s;rport;branch=z9hG4bK%u",
locip, eXosip.net_interfaces[1].net_port,
via_branch_new_random ());
} else
{
/* tls? */
osip_message_free (msg);
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: unsupported protocol\n"));
return -1;
}
osip_via_init (&via);
osip_via_parse (via, tmp);
osip_list_add (msg->vias, via, 0);
eXosip_add_authentication_information (msg, out_tr->last_response);
osip_message_force_update (msg);
i = osip_transaction_init (&tr, NICT, eXosip.j_osip, msg);
if (i != 0)
{
osip_message_free (msg);
return -1;
}
/* add the new tr for the current dialog */
osip_list_add (jd->d_out_trs, tr, 0);
sipevent = osip_new_outgoing_sipmessage (msg);
osip_transaction_set_your_instance (tr, __eXosip_new_jinfo (NULL, jd, NULL, jn));
osip_transaction_add_event (tr, sipevent);
eXosip_update (); /* fixed? */
__eXosip_wakeup ();
return 0;
}
int
eXosip_call_send_prack (int tid, osip_message_t * prack)
{
eXosip_dialog_t *jd = NULL;
eXosip_call_t *jc = NULL;
osip_transaction_t *tr = NULL;
osip_event_t *sipevent;
int i;
if (tid < 0)
return OSIP_BADPARAMETER;
if (prack == NULL)
return OSIP_BADPARAMETER;
if (tid > 0)
{
_eXosip_call_transaction_find (tid, &jc, &jd, &tr);
}
if (jc == NULL || jd == NULL || jd->d_dialog == NULL
|| tr == NULL || tr->orig_request == NULL
|| tr->orig_request->sip_method == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No call here or no transaction for call\n"));
osip_message_free (prack);
return OSIP_NOTFOUND;
}
if (0 != osip_strcasecmp (tr->orig_request->sip_method, "INVITE"))
{
osip_message_free (prack);
return OSIP_BADPARAMETER;
}
/* PRACK are only send in the PROCEEDING state */
if (tr->state != ICT_PROCEEDING)
{
osip_message_free (prack);
return OSIP_WRONG_STATE;
}
tr = NULL;
i = _eXosip_transaction_init (&tr, NICT, eXosip.j_osip, prack);
if (i != 0)
{
osip_message_free (prack);
return i;
}
jd->d_mincseq++;
osip_list_add (jd->d_out_trs, tr, 0);
sipevent = osip_new_outgoing_sipmessage (prack);
sipevent->transactionid = tr->transactionid;
#ifndef MINISIZE
osip_transaction_set_your_instance (tr, __eXosip_new_jinfo (jc, jd, NULL, NULL));
#else
osip_transaction_set_your_instance (tr, __eXosip_new_jinfo (jc, jd));
#endif
osip_transaction_add_event (tr, sipevent);
__eXosip_wakeup ();
return OSIP_SUCCESS;
}
int
eXosip_message_send_answer (int tid, int status, osip_message_t * answer)
{
osip_transaction_t *tr = NULL;
osip_event_t *evt_answer;
int i = -1;
if (tid > 0)
{
eXosip_transaction_find (tid, &tr);
}
if (tr == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No MESSAGE transaction found\n"));
osip_message_free (answer);
return -1;
}
/* is the transaction already answered? */
if (tr->state == NIST_COMPLETED || tr->state == NIST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
osip_message_free (answer);
return -1;
}
if (answer == NULL)
{
if (status > 100 && status < 200)
{
#if 0
/* TODO: not implemented */
i =
_eXosip_build_response_default (response, NULL, code,
tr->orig_request);
#endif
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: status code 1xx for message not implemented (use 200<status<699)\n"));
return -1;
} else if (status > 199 && status < 300)
{
i =
_eXosip_build_response_default (&answer, NULL, status,
tr->orig_request);
} else if (status > 300 && status <= 699)
{
i =
_eXosip_build_response_default (&answer, NULL, status,
tr->orig_request);
} else
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: wrong status code (200<status<=699)\n"));
return -1;
}
if (i != 0)
return -1;
}
evt_answer = osip_new_outgoing_sipmessage (answer);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
__eXosip_wakeup ();
return 0;
}
int
_eXosip_call_retry_request (eXosip_call_t * jc,
eXosip_dialog_t * jd, osip_transaction_t * out_tr)
{
osip_transaction_t *tr = NULL;
osip_message_t *msg = NULL;
osip_event_t *sipevent;
int cseq;
osip_via_t *via;
osip_contact_t *co;
int pos;
int i;
int protocol = IPPROTO_UDP;
if (jc == NULL)
return OSIP_BADPARAMETER;
if (jd != NULL)
{
if (jd->d_out_trs == NULL)
return OSIP_BADPARAMETER;
}
if (out_tr == NULL
|| out_tr->orig_request == NULL || out_tr->last_response == NULL)
return OSIP_BADPARAMETER;
i = osip_message_clone (out_tr->orig_request, &msg);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: could not clone msg for authentication\n"));
return i;
}
via = (osip_via_t *) osip_list_get (&msg->vias, 0);
if (via == NULL || msg->cseq == NULL || msg->cseq->number == NULL)
{
osip_message_free (msg);
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: missing via or cseq header\n"));
return OSIP_SYNTAXERROR;
}
if (MSG_IS_STATUS_3XX (out_tr->last_response))
{
co = NULL;
pos = 0;
while (!osip_list_eol (&out_tr->last_response->contacts, pos))
{
co =
(osip_contact_t *) osip_list_get (&out_tr->last_response->contacts,
pos);
if (co != NULL && co->url != NULL)
{
/* check tranport? Only allow UDP, right now */
osip_uri_param_t *u_param;
int pos2;
u_param = NULL;
pos2 = 0;
while (!osip_list_eol (&co->url->url_params, pos2))
{
u_param =
(osip_uri_param_t *) osip_list_get (&co->url->url_params,
pos2);
if (u_param == NULL || u_param->gname == NULL
|| u_param->gvalue == NULL)
{
u_param = NULL;
/* skip */
} else if (0 == osip_strcasecmp (u_param->gname, "transport"))
{
if (0 == osip_strcasecmp (u_param->gvalue, "udp"))
{
u_param = NULL;
protocol = IPPROTO_UDP;
break; /* ok */
} else if (0 == osip_strcasecmp (u_param->gvalue, "tcp"))
{
protocol = IPPROTO_TCP;
u_param = NULL;
}
break;
}
pos2++;
}
if (u_param == NULL || u_param->gname == NULL
|| u_param->gvalue == NULL)
{
break; /* default is udp! */
}
}
pos++;
co = NULL;
}
if (co == NULL || co->url == NULL)
{
osip_message_free (msg);
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: contact header\n"));
return OSIP_SYNTAXERROR;
}
/* TODO:
remove extra parameter from new request-uri
check usual parameter like "transport"
*/
if (msg->req_uri != NULL && msg->req_uri->host != NULL
&& co->url->host != NULL
&& 0 == osip_strcasecmp (co->url->host, msg->req_uri->host))
{
osip_uri_param_t *maddr_param = NULL;
osip_uri_uparam_get_byname (co->url, "maddr", &maddr_param);
if (maddr_param != NULL && maddr_param->gvalue != NULL)
{
/* This is a redirect server, the route should probably be removed? */
osip_route_t *route = NULL;
osip_generic_param_t *tag = NULL;
osip_message_get_route (msg, 0, &route);
if (route != NULL)
{
osip_to_get_tag (msg->to, &tag);
if (tag == NULL && route != NULL && route->url != NULL)
{
osip_list_remove (&msg->routes, 0);
osip_route_free (route);
}
}
}
}
/* replace request-uri with NEW contact address */
osip_uri_free (msg->req_uri);
msg->req_uri = NULL;
osip_uri_clone (co->url, &msg->req_uri);
/* support for diversions headers/draft! */
{
int count = 0;
pos = 0;
while (!osip_list_eol (&out_tr->last_response->headers, pos))
{
osip_header_t *copy = NULL;
osip_header_t *head =
osip_list_get (&out_tr->last_response->headers, pos);
if (head != NULL && 0 == osip_strcasecmp (head->hname, "diversion"))
{
i = osip_header_clone (head, ©);
if (i == 0)
{
osip_list_add (&msg->headers, copy, count);
count++;
}
}
pos++;
}
}
}
/* remove all previous authentication headers */
osip_list_special_free (&msg->authorizations,
(void *(*)(void *)) &osip_authorization_free);
osip_list_special_free (&msg->proxy_authorizations,
(void *(*)(void *)) &osip_proxy_authorization_free);
/* increment cseq */
cseq = atoi (msg->cseq->number);
osip_free (msg->cseq->number);
msg->cseq->number = strdup_printf ("%i", cseq + 1);
if (jd != NULL && jd->d_dialog != NULL)
{
jd->d_dialog->local_cseq++;
}
i = eXosip_update_top_via (msg);
if (i != 0)
{
osip_message_free (msg);
return i;
}
if (out_tr->last_response->status_code == 401
|| out_tr->last_response->status_code == 407)
eXosip_add_authentication_information (msg, out_tr->last_response);
else
eXosip_add_authentication_information (msg, NULL);
osip_message_force_update (msg);
if (0 != osip_strcasecmp (msg->sip_method, "INVITE"))
{
i = _eXosip_transaction_init (&tr, NICT, eXosip.j_osip, msg);
} else
{
i = _eXosip_transaction_init (&tr, ICT, eXosip.j_osip, msg);
}
if (i != 0)
{
osip_message_free (msg);
return i;
}
if (out_tr == jc->c_out_tr)
{
/* replace with the new tr */
osip_list_add (&eXosip.j_transactions, jc->c_out_tr, 0);
jc->c_out_tr = tr;
/* fix dialog issue */
if (jd != NULL)
{
REMOVE_ELEMENT (jc->c_dialogs, jd);
eXosip_dialog_free (jd);
jd = NULL;
}
} else
{
/* add the new tr for the current dialog */
osip_list_add (jd->d_out_trs, tr, 0);
}
sipevent = osip_new_outgoing_sipmessage (msg);
#ifndef MINISIZE
osip_transaction_set_your_instance (tr, __eXosip_new_jinfo (jc, jd, NULL, NULL));
#else
osip_transaction_set_your_instance (tr, __eXosip_new_jinfo (jc, jd));
#endif
osip_transaction_add_event (tr, sipevent);
eXosip_update (); /* fixed? */
__eXosip_wakeup ();
return OSIP_SUCCESS;
}
static int
_eXosip_retry_with_auth (eXosip_dialog_t * jd, osip_transaction_t ** ptr,
int *retry)
{
osip_transaction_t *out_tr = NULL;
osip_transaction_t *tr = NULL;
osip_message_t *msg = NULL;
osip_event_t *sipevent;
jinfo_t *ji = NULL;
int cseq;
osip_via_t *via;
int i;
if (!ptr)
return -1;
if (jd != NULL)
{
if (jd->d_out_trs == NULL)
return -1;
}
out_tr = *ptr;
if (out_tr == NULL
|| out_tr->orig_request == NULL || out_tr->last_response == NULL)
return -1;
if (retry && (*retry >= 3))
return -1;
osip_message_clone (out_tr->orig_request, &msg);
if (msg == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: could not clone msg for authentication\n"));
return -1;
}
via = (osip_via_t *) osip_list_get (&msg->vias, 0);
if (via == NULL || msg->cseq == NULL || msg->cseq->number == NULL)
{
osip_message_free (msg);
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: missing via or cseq header\n"));
return -1;
}
/* increment cseq */
cseq = atoi (msg->cseq->number);
osip_free (msg->cseq->number);
msg->cseq->number = strdup_printf ("%i", cseq + 1);
if (jd != NULL && jd->d_dialog != NULL)
{
jd->d_dialog->local_cseq++;
}
i = eXosip_update_top_via(msg);
if (i!=0)
{
osip_message_free (msg);
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: unsupported protocol\n"));
return -1;
}
if (eXosip_add_authentication_information (msg, out_tr->last_response) < 0)
{
osip_message_free (msg);
return -1;
}
osip_message_force_update (msg);
if (MSG_IS_INVITE (msg))
i = _eXosip_transaction_init (&tr, ICT, eXosip.j_osip, msg);
else
i = _eXosip_transaction_init (&tr, NICT, eXosip.j_osip, msg);
if (i != 0)
{
osip_message_free (msg);
return -1;
}
/* replace with the new tr */
if (MSG_IS_PUBLISH(msg))
{
/* old transaction is put in the garbage list */
osip_list_add (eXosip.j_transactions, out_tr, 0);
/* new transaction is put in the publish context */
*ptr = tr;
}
else
osip_list_add (eXosip.j_transactions, tr, 0);
sipevent = osip_new_outgoing_sipmessage (msg);
ji = osip_transaction_get_your_instance (out_tr);
osip_transaction_set_your_instance (out_tr, NULL);
osip_transaction_set_your_instance (tr, ji);
osip_transaction_add_event (tr, sipevent);
if (retry)
(*retry)++;
eXosip_update (); /* fixed? */
__eXosip_wakeup ();
return 0;
}
int
eXosip_answer_options_2xx(eXosip_call_t *jc, eXosip_dialog_t *jd, int code)
{
osip_event_t *evt_answer;
osip_transaction_t *tr;
osip_message_t *response;
sdp_message_t *sdp;
char *body;
char size[10];
int i;
tr = eXosip_find_last_inc_options(jc, jd);
if (tr==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
osip_negotiation_sdp_build_offer(eXosip.osip_negotiation, NULL, &sdp, "10400", NULL);
if (sdp==NULL)
{
return -1;
}
if (jd!=NULL)
{
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
}
else
{
i = _eXosip_build_response_default(&response, NULL, code, tr->orig_request);
}
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,"ERROR: Could not create response for options\n"));
sdp_message_free(sdp); /* not used */
return -1;
}
i = sdp_message_to_str(sdp, &body);
sdp_message_free(sdp);
if ( ( i!=0 ) || ( ! body ) ) {
osip_message_free(response);
return -1;
}
i = osip_message_set_body(response, body, strlen(body));
if (i!=0) {
osip_message_free(response);
return -1;
}
#ifdef __APPLE_CC__
snprintf(size, 9,"%li",strlen(body));
#else
snprintf(size, 9,"%i",strlen(body));
#endif
i = osip_message_set_content_length(response, size);
if (i!=0) {
osip_free(body);
osip_message_free(response);
return -1;
}
osip_free(body);
i = osip_message_set_content_type(response, "application/sdp");
if (i!=0) {
osip_message_free(response);
return -1;
}
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return 0;
}
