int _eXosip_insubscription_answer_3456xx (struct eXosip_t *excontext, 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 OSIP_NOTFOUND; } if (jd == NULL) i = _eXosip_build_response_default (excontext, &response, NULL, code, tr->orig_request); else i = _eXosip_build_response_default (excontext, &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 i; } if ((300 <= code) && (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 (excontext); 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_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_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; }
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; }
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; }
void ProcessNewReqNist(osip_t* osip, osip_event_t *evt, int sock) { osip_transaction_t *tran; osip_transaction_init(&tran, NIST, osip, evt->sip); osip_transaction_set_out_socket(tran, sock); osip_transaction_set_your_instance(tran, osip); osip_transaction_add_event(tran, evt); }
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; }
void ProcessNewReqIst(osip_t* osip, osip_event_t *evt, int sock) { osip_transaction_t *tran; osip_transaction_init(&tran, IST, osip, evt->sip); //osip_transaction_set_in_socket (tran, socket); osip_transaction_set_out_socket(tran, sock); osip_transaction_set_your_instance(tran, osip);// store osip in transaction for later usage osip_transaction_add_event(tran, evt); }
int eXosip_subscribe_send_refresh_request (struct eXosip_t *excontext, int did, osip_message_t * sub) { eXosip_dialog_t *jd = NULL; eXosip_subscribe_t *js = NULL; osip_transaction_t *transaction; osip_event_t *sipevent; int i; if (did <= 0) return OSIP_BADPARAMETER; if (did > 0) { _eXosip_subscribe_dialog_find (excontext, did, &js, &jd); } if (jd == NULL) { OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL, "eXosip: No subscribe here?\n")); osip_message_free (sub); return OSIP_NOTFOUND; } transaction = NULL; transaction = _eXosip_find_last_out_subscribe (js, jd); if (transaction != NULL) { if (transaction->state != NICT_TERMINATED && transaction->state != NIST_TERMINATED && transaction->state != NICT_COMPLETED && transaction->state != NIST_COMPLETED) { osip_message_free (sub); return OSIP_WRONG_STATE; } transaction = NULL; } transaction = NULL; i = _eXosip_transaction_init (excontext, &transaction, NICT, excontext->j_osip, sub); if (i != 0) { osip_message_free (sub); return i; } js->s_reg_period = 3600; _eXosip_subscribe_set_refresh_interval (js, sub); osip_list_add (jd->d_out_trs, transaction, 0); sipevent = osip_new_outgoing_sipmessage (sub); sipevent->transactionid = transaction->transactionid; osip_transaction_set_reserved5 (transaction, js); osip_transaction_set_reserved3 (transaction, jd); osip_transaction_add_event (transaction, sipevent); _eXosip_wakeup (excontext); return OSIP_SUCCESS; }
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_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_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_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_options_send_request(struct eXosip_t *excontext, osip_message_t * options) { osip_transaction_t *transaction; osip_event_t *sipevent; int i; i = _eXosip_transaction_init(excontext, &transaction, NICT, excontext->j_osip, options); if (i != 0) { osip_message_free(options); return i; } osip_list_add(&excontext->j_transactions, transaction, 0); sipevent = osip_new_outgoing_sipmessage(options); sipevent->transactionid = transaction->transactionid; osip_transaction_add_event(transaction, sipevent); _eXosip_wakeup(excontext); return OSIP_SUCCESS; }
int eXosip_subscribe_send_initial_request (struct eXosip_t *excontext, osip_message_t * subscribe) { eXosip_subscribe_t *js = NULL; osip_transaction_t *transaction; osip_event_t *sipevent; int i; i = _eXosip_subscribe_init (&js); if (i != 0) { OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL, "eXosip: cannot subscribe.")); osip_message_free (subscribe); return i; } i = _eXosip_transaction_init (excontext, &transaction, NICT, excontext->j_osip, subscribe); if (i != 0) { _eXosip_subscribe_free (excontext, js); osip_message_free (subscribe); return i; } js->s_reg_period = 3600; _eXosip_subscribe_set_refresh_interval (js, subscribe); js->s_out_tr = transaction; sipevent = osip_new_outgoing_sipmessage (subscribe); sipevent->transactionid = transaction->transactionid; osip_transaction_set_reserved5 (transaction, js); osip_transaction_add_event (transaction, sipevent); ADD_ELEMENT (excontext->j_subscribes, js); _eXosip_update (excontext); /* fixed? */ _eXosip_wakeup (excontext); return js->s_id; }
int bSipSend( osip_message_t *msgPtr, osip_fsm_type_t transactionType) { int status; osip_transaction_t *transactionPtr; osip_event_t *sipeventPtr; if ( (status = osip_transaction_init(&transactionPtr,transactionType,osip,msgPtr)) != 0 ){ printf("Failed to init transaction %d",status); return -1; } if((sipeventPtr = osip_new_outgoing_sipmessage(msgPtr)) == NULL){ printf("Can't allocate message"); osip_message_free(msgPtr); return -1; } sipeventPtr->transactionid = transactionPtr->transactionid; if((status = osip_message_force_update(msgPtr)) != 0){ printf("Failed force update",status); osip_message_free(msgPtr); return -1; } if((status = osip_transaction_add_event(transactionPtr, sipeventPtr)) != 0){ printf("Can't add event"); osip_message_free(msgPtr); return -1; } return 0; }
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_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 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; }
//--------------------------------------------------------------------- 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; }
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; }
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; }
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; }
PPL_DECLARE (int) psp_core_event_add_sip_message (osip_event_t * evt) { osip_transaction_t *transaction; osip_message_t *answer1xx; int i; if (MSG_IS_REQUEST (evt->sip)) { /* delete request where cseq method does not match the method in request-line */ if (evt->sip->cseq==NULL || evt->sip==NULL || evt->sip->cseq->method==NULL || evt->sip->sip_method==NULL) { osip_event_free (evt); return -1; } if (0 != strcmp (evt->sip->cseq->method, evt->sip->sip_method)) { OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_WARNING, NULL, "core module: Discard invalid message with method!=cseq!\n")); osip_event_free (evt); return -1; } } i = psp_core_find_osip_transaction_and_add_event (evt); if (i == 0) { psp_osip_wakeup (core->psp_osip); return 0; /*evt consumed */ } if (MSG_IS_REQUEST (evt->sip)) { if (MSG_IS_ACK (evt->sip)) { /* continue as it is a new transaction... */ osip_route_t *route; /* If a route header is present, then plugins will give the correct location. */ osip_message_get_route (evt->sip, 0, &route); if (route == NULL) { OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO1, NULL, "core module: This is a late ACK to discard!\n")); /* It can be a ACK for 200 ok, but those ACK SHOULD never go through this proxy! (and should be sent to the contact header of the 200ok */ #ifdef SUPPORT_FOR_BROKEN_UA /* if this ACK has a request-uri that is not us, forward the message there. How should I modify this message?? */ if (evt!=NULL && evt->sip!=NULL && evt->sip!=NULL && evt->sip->req_uri!=NULL) { if (psp_core_is_responsible_for_this_domain(evt->sip->req_uri)!=0) { int port = 5060; if (evt->sip->req_uri->port != NULL) port = osip_atoi (evt->sip->req_uri->port); psp_core_cb_snd_message(NULL, evt->sip, evt->sip->req_uri->host, port, -1); } } #endif osip_event_free (evt); return 0; } OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO1, NULL, "core module: This is a ACK for INVITE!\n")); psp_core_event_add_sfp_inc_ack (evt->sip); osip_free (evt); return 0; } /* we can create the transaction and send a 1xx */ transaction = osip_create_transaction (core->psp_osip->osip, evt); if (transaction == NULL) { OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO3, NULL, "core module: Could not create a transaction for this request!\n")); osip_event_free (evt); return -1; } /* now, all retransmissions will be handled by oSIP. */ /* From rfc3261: (Section: 16.2) "Thus, a stateful proxy SHOULD NOT generate 100 (Trying) responses to non-INVITE requests." */ if (MSG_IS_INVITE (evt->sip)) { i = osip_msg_build_response (&answer1xx, 100, evt->sip); if (i != 0) { OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL, "sfp module: could not create a 100 Trying for this transaction. (discard it and let the transaction die itself)!\n")); osip_event_free (evt); return -1; } osip_transaction_add_event (transaction, evt); evt = osip_new_outgoing_sipmessage (answer1xx); evt->transactionid = transaction->transactionid; osip_transaction_add_event (transaction, evt); } else osip_transaction_add_event (transaction, evt); psp_osip_wakeup (core->psp_osip); return 0; } else { OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO3, NULL, "sfp module: No module seems to be able to forward this response!\n")); /* this is probably a late answer? */ /* let's forward it! */ i = psp_core_handle_late_answer (evt->sip); if (i != 0) { osip_event_free (evt); return -1; } osip_event_free (evt); } return 0; }