void sal_process_authentication(SalOp *op) { belle_sip_request_t* request=belle_sip_transaction_get_request((belle_sip_transaction_t*)op->pending_auth_transaction); bool_t is_within_dialog=FALSE; belle_sip_list_t* auth_list=NULL; belle_sip_auth_event_t* auth_event; belle_sip_response_t *response=belle_sip_transaction_get_response((belle_sip_transaction_t*)op->pending_auth_transaction); sal_add_pending_auth(op->base.root,op); if (op->dialog && belle_sip_dialog_get_state(op->dialog)==BELLE_SIP_DIALOG_CONFIRMED) { request = belle_sip_dialog_create_request_from(op->dialog,(const belle_sip_request_t *)request); is_within_dialog=TRUE; } else { belle_sip_message_remove_header(BELLE_SIP_MESSAGE(request),BELLE_SIP_AUTHORIZATION); belle_sip_message_remove_header(BELLE_SIP_MESSAGE(request),BELLE_SIP_PROXY_AUTHORIZATION); } if (belle_sip_provider_add_authorization(op->base.root->prov,request,response,&auth_list)) { if (is_within_dialog) { sal_op_send_request(op,request); } else { sal_op_resend_request(op,request); } sal_remove_pending_auth(op->base.root,op); }else { ms_message("No auth info found for [%s]",sal_op_get_from(op)); if (is_within_dialog) { belle_sip_object_unref(request); } if (op->auth_info) sal_auth_info_delete(op->auth_info); auth_event=(belle_sip_auth_event_t*)(auth_list->data); op->auth_info=sal_auth_info_create(auth_event); belle_sip_list_free_with_data(auth_list,(void (*)(void*))belle_sip_auth_event_destroy); } }
void sal_process_authentication(SalOp *op) { belle_sip_request_t* initial_request=belle_sip_transaction_get_request((belle_sip_transaction_t*)op->pending_auth_transaction); belle_sip_request_t* new_request; bool_t is_within_dialog=FALSE; belle_sip_list_t* auth_list=NULL; belle_sip_auth_event_t* auth_event; belle_sip_response_t *response=belle_sip_transaction_get_response((belle_sip_transaction_t*)op->pending_auth_transaction); belle_sip_header_from_t *from=belle_sip_message_get_header_by_type(initial_request,belle_sip_header_from_t); belle_sip_uri_t *from_uri=belle_sip_header_address_get_uri((belle_sip_header_address_t*)from); if (strcasecmp(belle_sip_uri_get_host(from_uri),"anonymous.invalid")==0){ /*prefer using the from from the SalOp*/ from_uri=belle_sip_header_address_get_uri((belle_sip_header_address_t*)sal_op_get_from_address(op)); } if (op->dialog && belle_sip_dialog_get_state(op->dialog)==BELLE_SIP_DIALOG_CONFIRMED) { new_request = belle_sip_dialog_create_request_from(op->dialog,initial_request); if (!new_request) new_request = belle_sip_dialog_create_queued_request_from(op->dialog,initial_request); is_within_dialog=TRUE; } else { new_request=initial_request; belle_sip_message_remove_header(BELLE_SIP_MESSAGE(new_request),BELLE_SIP_AUTHORIZATION); belle_sip_message_remove_header(BELLE_SIP_MESSAGE(new_request),BELLE_SIP_PROXY_AUTHORIZATION); } if (new_request==NULL) { ms_error("sal_process_authentication() op=[%p] cannot obtain new request from dialog.",op); return; } if (belle_sip_provider_add_authorization(op->base.root->prov,new_request,response,from_uri,&auth_list,op->base.realm)) { if (is_within_dialog) { sal_op_send_request(op,new_request); } else { sal_op_resend_request(op,new_request); } sal_remove_pending_auth(op->base.root,op); }else { belle_sip_header_from_t *from=belle_sip_message_get_header_by_type(response,belle_sip_header_from_t); char *tmp=belle_sip_object_to_string(belle_sip_header_address_get_uri(BELLE_SIP_HEADER_ADDRESS(from))); ms_message("No auth info found for [%s]",tmp); belle_sip_free(tmp); sal_add_pending_auth(op->base.root,op); if (is_within_dialog) { belle_sip_object_unref(new_request); } } /*always store auth info, for case of wrong credential*/ if (op->auth_info) { sal_auth_info_delete(op->auth_info); op->auth_info=NULL; } if (auth_list){ auth_event=(belle_sip_auth_event_t*)(auth_list->data); op->auth_info=sal_auth_info_create(auth_event); belle_sip_list_free_with_data(auth_list,(void (*)(void*))belle_sip_auth_event_destroy); } }
void sal_process_authentication(SalOp *op) { belle_sip_request_t* initial_request=belle_sip_transaction_get_request((belle_sip_transaction_t*)op->pending_auth_transaction); belle_sip_request_t* new_request; bool_t is_within_dialog=FALSE; belle_sip_list_t* auth_list=NULL; belle_sip_auth_event_t* auth_event; belle_sip_response_t *response=belle_sip_transaction_get_response((belle_sip_transaction_t*)op->pending_auth_transaction); if (op->dialog && belle_sip_dialog_get_state(op->dialog)==BELLE_SIP_DIALOG_CONFIRMED) { new_request = belle_sip_dialog_create_request_from(op->dialog,initial_request); if (!new_request) new_request = belle_sip_dialog_create_queued_request_from(op->dialog,initial_request); is_within_dialog=TRUE; } else { new_request=initial_request; belle_sip_message_remove_header(BELLE_SIP_MESSAGE(new_request),BELLE_SIP_AUTHORIZATION); belle_sip_message_remove_header(BELLE_SIP_MESSAGE(new_request),BELLE_SIP_PROXY_AUTHORIZATION); } if (new_request==NULL) { ms_error("sal_process_authentication() op=[%p] cannot obtain new request from dialog.",op); return; } if (belle_sip_provider_add_authorization(op->base.root->prov,new_request,response,&auth_list)) { if (is_within_dialog) { sal_op_send_request(op,new_request); } else { sal_op_resend_request(op,new_request); } sal_remove_pending_auth(op->base.root,op); }else { ms_message("No auth info found for [%s]",sal_op_get_from(op)); sal_add_pending_auth(op->base.root,op); if (is_within_dialog) { belle_sip_object_unref(new_request); } } /*always store auth info, for case of wrong credential*/ if (op->auth_info) sal_auth_info_delete(op->auth_info); if (auth_list){ auth_event=(belle_sip_auth_event_t*)(auth_list->data); op->auth_info=sal_auth_info_create(auth_event); belle_sip_list_free_with_data(auth_list,(void (*)(void*))belle_sip_auth_event_destroy); } }
static int belle_sip_refresher_refresh_internal(belle_sip_refresher_t* refresher, int expires, int auth_mandatory, belle_sip_list_t** auth_infos, belle_sip_uri_t *requri) { belle_sip_request_t*old_request=belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(refresher->transaction)); belle_sip_response_t*old_response=belle_sip_transaction_get_response(BELLE_SIP_TRANSACTION(refresher->transaction)); belle_sip_dialog_t* dialog = refresher->dialog; belle_sip_client_transaction_t* client_transaction; belle_sip_request_t* request; belle_sip_header_expires_t* expires_header; belle_sip_uri_t* preset_route=refresher->transaction->preset_route; belle_sip_provider_t* prov=refresher->transaction->base.provider; belle_sip_header_contact_t* contact; /*first remove timer if any*/ if (expires >=0) { refresher->target_expires=expires; } else { /*-1 keep last value*/ } if (!dialog) { const belle_sip_transaction_state_t state=belle_sip_transaction_get_state(BELLE_SIP_TRANSACTION(refresher->transaction)); /*create new request*/ if (belle_sip_transaction_state_is_transient(state)) { /*operation pending, cannot update authorization headers*/ belle_sip_header_cseq_t* cseq; belle_sip_message("Refresher [%p] already has transaction [%p] in state [%s]" ,refresher ,refresher->transaction ,belle_sip_transaction_state_to_string(state)); if (strcmp(belle_sip_request_get_method(old_request),"PUBLISH")==0) { belle_sip_message("Refresher [%p] new publish is delayed to end of ongoing transaction" ,refresher); refresher->publish_pending = TRUE; return 0; } else { request=belle_sip_request_clone_with_body(belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(refresher->transaction))); cseq=belle_sip_message_get_header_by_type(request,belle_sip_header_cseq_t); belle_sip_header_cseq_set_seq_number(cseq,belle_sip_header_cseq_get_seq_number(cseq)+1); } } else { request=belle_sip_client_transaction_create_authenticated_request(refresher->transaction,auth_infos,refresher->realm); } if (requri){ /*case where we are redirected*/ belle_sip_request_set_uri(request,requri); /*remove auth headers, they are not valid for new destination*/ belle_sip_message_remove_header(BELLE_SIP_MESSAGE(request),BELLE_SIP_AUTHORIZATION); belle_sip_message_remove_header(BELLE_SIP_MESSAGE(request),BELLE_SIP_PROXY_AUTHORIZATION); } } else { switch (belle_sip_dialog_get_state(dialog)) { case BELLE_SIP_DIALOG_CONFIRMED: { if (belle_sip_dialog_request_pending(dialog)){ belle_sip_message("Cannot refresh now, there is a pending request in the dialog."); return -1; } request=belle_sip_dialog_create_request_from(dialog,old_request); if (strcmp(belle_sip_request_get_method(request),"SUBSCRIBE")==0) { belle_sip_header_content_type_t *content_type; /*put expire header*/ if (!(expires_header = belle_sip_message_get_header_by_type(request,belle_sip_header_expires_t))) { expires_header = belle_sip_header_expires_new(); belle_sip_message_add_header(BELLE_SIP_MESSAGE(request),BELLE_SIP_HEADER(expires_header)); } if ((content_type = belle_sip_message_get_header_by_type(request, belle_sip_header_content_type_t)) && strcasecmp("application", belle_sip_header_content_type_get_type(content_type)) == 0 && strcasecmp("resource-lists+xml", belle_sip_header_content_type_get_subtype(content_type)) == 0) { /*rfc5367 3.2. Subsequent SUBSCRIBE Requests ... At this point, there are no semantics associated with resource-list bodies in subsequent SUBSCRIBE requests (although future extensions can define them). Therefore, UACs SHOULD NOT include resource-list bodies in subsequent SUBSCRIBE requests to a resource list server. */ belle_sip_message("Removing body, content type and content length for refresher [%p]",refresher); belle_sip_message_set_body(BELLE_SIP_MESSAGE(request), NULL, 0); belle_sip_message_remove_header(BELLE_SIP_MESSAGE(request),BELLE_SIP_CONTENT_TYPE); belle_sip_message_remove_header(BELLE_SIP_MESSAGE(request),BELLE_SIP_CONTENT_LENGTH); } } belle_sip_provider_add_authorization(prov,request,old_response,NULL,auth_infos,refresher->realm); break; } case BELLE_SIP_DIALOG_TERMINATED: { if (refresher->first_acknoleged_request) { char tmp[11]; belle_sip_message("Dialog [%p] is in state terminated, recreating a new one for refresher [%p]",dialog,refresher); request = refresher->first_acknoleged_request; belle_sip_header_cseq_set_seq_number(belle_sip_message_get_header_by_type(request,belle_sip_header_cseq_t) ,20); belle_sip_parameters_remove_parameter(BELLE_SIP_PARAMETERS(belle_sip_message_get_header_by_type(request,belle_sip_header_to_t)),"tag"); belle_sip_header_call_id_set_call_id( belle_sip_message_get_header_by_type(request,belle_sip_header_call_id_t) , belle_sip_random_token(tmp,sizeof(tmp))); break; } /*else nop, error case*/ } default: { belle_sip_error("Unexpected dialog state [%s] for dialog [%p], cannot refresh [%s]" ,belle_sip_dialog_state_to_string(belle_sip_dialog_get_state(dialog)) ,dialog ,belle_sip_request_get_method(old_request)); return -1; } } } if (auth_mandatory && auth_infos && belle_sip_list_find_custom(*auth_infos, unfilled_auth_info, NULL)) { belle_sip_message("Auth info not found for this refresh operation on [%p]",refresher); if (request) belle_sip_object_unref(request); return -1; } refresher->on_io_error=0; /*reset this flag*/ /*update expires in any cases*/ expires_header = belle_sip_message_get_header_by_type(request,belle_sip_header_expires_t); if (expires_header) belle_sip_header_expires_set_expires(expires_header,refresher->target_expires); contact=belle_sip_message_get_header_by_type(request,belle_sip_header_contact_t); if (contact && belle_sip_header_contact_get_expires(contact)>=0) belle_sip_header_contact_set_expires(contact,refresher->target_expires); /*update the Date header if it exists*/ { belle_sip_header_date_t *date=belle_sip_message_get_header_by_type(request,belle_sip_header_date_t); if (date){ time_t curtime=time(NULL); belle_sip_header_date_set_time(date,&curtime); } } client_transaction = belle_sip_provider_create_client_transaction(prov,request); client_transaction->base.is_internal=1; belle_sip_transaction_set_application_data(BELLE_SIP_TRANSACTION(client_transaction),refresher); if (request == refresher->first_acknoleged_request) { /*request is now ref by transaction so no need to keepo it*/ belle_sip_object_unref(refresher->first_acknoleged_request); refresher->first_acknoleged_request = NULL; } switch (belle_sip_transaction_get_state(BELLE_SIP_TRANSACTION(refresher->transaction))) { case BELLE_SIP_TRANSACTION_INIT: case BELLE_SIP_TRANSACTION_CALLING: case BELLE_SIP_TRANSACTION_TRYING: /*very early state, we can assume nobody will answer, stop retransmiting*/ belle_sip_transaction_terminate(BELLE_SIP_TRANSACTION(refresher->transaction)); break; default: /*we preserve the transaction "as is"*/ break; } /*update reference transaction for next refresh*/ belle_sip_object_unref(refresher->transaction); refresher->transaction=client_transaction; belle_sip_object_ref(refresher->transaction); if (belle_sip_client_transaction_send_request_to(client_transaction,requri?requri:preset_route)) { /*send imediatly to requri in case of redirect*/ belle_sip_error("Cannot send refresh method [%s] for refresher [%p]" ,belle_sip_request_get_method(request) ,refresher); return -1; } if (expires==0) belle_sip_refresher_stop_internal(refresher,0); /*unregister transaction must be preserved*/ return 0; }