static int nict_on_timer_E(belle_sip_nict_t *obj){ belle_sip_transaction_t *base=(belle_sip_transaction_t*)obj; const belle_sip_timer_config_t *cfg=belle_sip_transaction_get_timer_config(base); switch(base->state){ case BELLE_SIP_TRANSACTION_TRYING: { /*reset the timer */ unsigned int prev_timeout=belle_sip_source_get_timeout(obj->timer_E); belle_sip_source_set_timeout(obj->timer_E,MIN(2*prev_timeout,(unsigned int)cfg->T2)); belle_sip_message("nict_on_timer_E: sending retransmission"); belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request); } break; case BELLE_SIP_TRANSACTION_PROCEEDING: belle_sip_source_set_timeout(obj->timer_E,cfg->T2); belle_sip_message("nict_on_timer_E: sending retransmission"); belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request); break; default: /*if we are not in these cases, timer_E does nothing, so remove it*/ return BELLE_SIP_STOP; break; } return BELLE_SIP_CONTINUE; }
static void ict_on_response(belle_sip_ict_t *obj, belle_sip_response_t *resp){ belle_sip_transaction_t *base=(belle_sip_transaction_t*)obj; int code=belle_sip_response_get_status_code(resp); const belle_sip_timer_config_t *cfg=belle_sip_transaction_get_timer_config(base); switch (base->state){ case BELLE_SIP_TRANSACTION_CALLING: belle_sip_transaction_set_state(base,BELLE_SIP_TRANSACTION_PROCEEDING); /* no break*/ case BELLE_SIP_TRANSACTION_PROCEEDING: if (code>=300){ belle_sip_transaction_set_state(base,BELLE_SIP_TRANSACTION_COMPLETED); belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)make_ack(obj,resp)); belle_sip_client_transaction_notify_response((belle_sip_client_transaction_t*)obj,resp); obj->timer_D=belle_sip_timeout_source_new((belle_sip_source_func_t)ict_on_timer_D,obj,cfg->T1*64); belle_sip_transaction_start_timer(base,obj->timer_D); }else if (code>=200){ obj->timer_M=belle_sip_timeout_source_new((belle_sip_source_func_t)ict_on_timer_M,obj,cfg->T1*64); belle_sip_transaction_start_timer(base,obj->timer_M); belle_sip_transaction_set_state(base,BELLE_SIP_TRANSACTION_ACCEPTED); belle_sip_client_transaction_notify_response((belle_sip_client_transaction_t*)obj,resp); }else if (code>=100){ belle_sip_client_transaction_notify_response((belle_sip_client_transaction_t*)obj,resp); } break; case BELLE_SIP_TRANSACTION_ACCEPTED: if (code>=200 && code<300){ belle_sip_client_transaction_notify_response((belle_sip_client_transaction_t*)obj,resp); } break; case BELLE_SIP_TRANSACTION_COMPLETED: if (code>=300 && obj->ack){ belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)obj->ack); } break; default: break; } }
static void nict_send_request(belle_sip_nict_t *obj){ belle_sip_transaction_t *base=(belle_sip_transaction_t*)obj; const belle_sip_timer_config_t *cfg=belle_sip_transaction_get_timer_config(base); belle_sip_transaction_set_state(base,BELLE_SIP_TRANSACTION_TRYING); obj->timer_F=belle_sip_timeout_source_new((belle_sip_source_func_t)nict_on_timer_F,obj,cfg->T1*64); belle_sip_object_set_name((belle_sip_object_t*)obj->timer_F,"timer_F"); belle_sip_transaction_start_timer(base,obj->timer_F); if (!belle_sip_channel_is_reliable(base->channel)){ obj->timer_E=belle_sip_timeout_source_new((belle_sip_source_func_t)nict_on_timer_E,obj,cfg->T1); belle_sip_object_set_name((belle_sip_object_t*)obj->timer_E,"timer_E"); belle_sip_transaction_start_timer(base,obj->timer_E); } belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request); }
static void ict_send_request(belle_sip_ict_t *obj){ belle_sip_transaction_t *base=(belle_sip_transaction_t*)obj; const belle_sip_timer_config_t *cfg=belle_sip_transaction_get_timer_config(base); belle_sip_transaction_set_state(base,BELLE_SIP_TRANSACTION_CALLING); if (!belle_sip_channel_is_reliable(base->channel)){ obj->timer_A=belle_sip_timeout_source_new((belle_sip_source_func_t)ict_on_timer_A,obj,cfg->T1); belle_sip_transaction_start_timer(base,obj->timer_A); } obj->timer_B=belle_sip_timeout_source_new((belle_sip_source_func_t)ict_on_timer_B,obj,cfg->T1*64); belle_sip_transaction_start_timer(base,obj->timer_B); belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request); }
static int ict_on_timer_A(belle_sip_ict_t *obj){ belle_sip_transaction_t *base=(belle_sip_transaction_t*)obj; switch(base->state){ case BELLE_SIP_TRANSACTION_CALLING: { /*reset the timer to twice the previous value, and retransmit */ unsigned int prev_timeout=belle_sip_source_get_timeout(obj->timer_A); belle_sip_source_set_timeout(obj->timer_A,2*prev_timeout); belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request); } break; default: break; } return BELLE_SIP_CONTINUE; }
int belle_http_provider_send_request(belle_http_provider_t *obj, belle_http_request_t *req, belle_http_request_listener_t *listener){ belle_sip_channel_t *chan; belle_sip_hop_t *hop=belle_sip_hop_new_from_generic_uri(req->orig_uri ? req->orig_uri : req->req_uri); belle_sip_list_t **channels=provider_get_channels(obj,hop->transport); if (listener) belle_http_request_set_listener(req,listener); chan=belle_sip_channel_find_from_list(*channels,obj->ai_family, hop); if (!chan){ if (strcasecmp(hop->transport,"tcp")==0){ chan=belle_sip_stream_channel_new_client(obj->stack,obj->bind_ip,0,hop->cname,hop->host,hop->port); } #ifdef HAVE_POLARSSL else if (strcasecmp(hop->transport,"tls")==0){ chan=belle_sip_channel_new_tls(obj->stack,obj->verify_ctx,obj->bind_ip,0,hop->cname,hop->host,hop->port); } #endif if (!chan){ belle_sip_error("belle_http_provider_send_request(): cannot create channel for [%s:%s:%i]",hop->transport,hop->cname,hop->port); belle_sip_object_unref(hop); return -1; } belle_http_channel_context_new(chan,obj); *channels=belle_sip_list_prepend(*channels,chan); } belle_sip_object_unref(hop); split_request_url(req); fix_request(req); belle_http_request_set_channel(req,chan); if( req->background_task_id != 0){ req->background_task_id = belle_sip_begin_background_task("belle-sip http", belle_http_end_background_task, req); } belle_sip_channel_queue_message(chan,BELLE_SIP_MESSAGE(req)); return 0; }