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Diffstat (limited to 'tinySIP/src/dialogs/tsip_dialog_invite.c')
-rwxr-xr-xtinySIP/src/dialogs/tsip_dialog_invite.c2986
1 files changed, 1491 insertions, 1495 deletions
diff --git a/tinySIP/src/dialogs/tsip_dialog_invite.c b/tinySIP/src/dialogs/tsip_dialog_invite.c
index ed7b3d5..73bbb2d 100755
--- a/tinySIP/src/dialogs/tsip_dialog_invite.c
+++ b/tinySIP/src/dialogs/tsip_dialog_invite.c
@@ -2,19 +2,19 @@
* Copyright (C) 2010-2011 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org>
-*
+*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as publishd by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
-*
+*
* DOUBANGO is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
-*
+*
* You should have received a copy of the GNU General Public License
* along with DOUBANGO.
*
@@ -70,7 +70,7 @@
// 3GPP TS 26.114 (MMTel): Media handling and interaction
// 3GPP TS 24.173 (MMTel): Supplementary Services
//
-/* ======================== MMTel Supplementary Services ========================
+/* ======================== MMTel Supplementary Services ========================
3GPP TS 24.607 : Originating Identification Presentation
3GPP TS 24.608 : Terminating Identification Presentation
3GPP TS 24.607 : Originating Identification Restriction
@@ -78,14 +78,14 @@
3GPP TS 24.604 : Communication Diversion Unconditional
3GPP TS 24.604 : Communication Diversion on not Logged
-3GPP TS 24.604 : Communication Diversion on Busy
+3GPP TS 24.604 : Communication Diversion on Busy
3GPP TS 24.604 : Communication Diversion on not Reachable
3GPP TS 24.604 : Communication Diversion on No Reply
3GPP TS 24.611 : Barring of All Incoming Calls
3GPP TS 24.611 : Barring of All Outgoing Calls
3GPP TS 24.611 : Barring of Outgoing International Calls
3GPP TS 24.611 : Barring of Incoming Calls - When Roaming
-3GPP TS 24.610 : Communication Hold
+3GPP TS 24.610 : Communication Hold
3GPP TS 24.606 : Message Waiting Indication
3GPP TS 24.615 : Communication Waiting
3GPP TS 24.605 : Ad-Hoc Multi Party Conference
@@ -150,23 +150,23 @@ static int x9999_Any_2_Any_X_Error(va_list *app);
/* ======================== conds ======================== */
static tsk_bool_t _fsm_cond_is_resp2INVITE(tsip_dialog_invite_t* self, tsip_message_t* message)
{
- return TSIP_RESPONSE_IS_TO_INVITE(message);
+ return TSIP_RESPONSE_IS_TO_INVITE(message);
}
static tsk_bool_t _fsm_cond_is_resp2UPDATE(tsip_dialog_invite_t* self, tsip_message_t* message)
{
- return TSIP_RESPONSE_IS_TO_UPDATE(message);
+ return TSIP_RESPONSE_IS_TO_UPDATE(message);
}
static tsk_bool_t _fsm_cond_is_resp2BYE(tsip_dialog_invite_t* self, tsip_message_t* message)
{
- return TSIP_RESPONSE_IS_TO_BYE(message);
+ return TSIP_RESPONSE_IS_TO_BYE(message);
}
static tsk_bool_t _fsm_cond_is_resp2PRACK(tsip_dialog_invite_t* self, tsip_message_t* message)
{
- return TSIP_RESPONSE_IS_TO_PRACK(message);
+ return TSIP_RESPONSE_IS_TO_PRACK(message);
}
static tsk_bool_t _fsm_cond_is_resp2INFO(tsip_dialog_invite_t* self, tsip_message_t* message)
{
- return TSIP_RESPONSE_IS_TO_INFO(message);
+ return TSIP_RESPONSE_IS_TO_INFO(message);
}
/* ======================== actions ======================== */
@@ -192,352 +192,348 @@ extern int tsip_dialog_invite_qos_init(tsip_dialog_invite_t *self);
int tsip_dialog_invite_event_callback(const tsip_dialog_invite_t *self, tsip_dialog_event_type_t type, const tsip_message_t *msg)
{
- int ret = -1;
-
- switch(type)
- {
- case tsip_dialog_i_msg:
- {
- if(msg){
- if(TSIP_MESSAGE_IS_RESPONSE(msg)){ /* Response */
- const tsip_action_t* action = tsip_dialog_keep_action(TSIP_DIALOG(self), msg) ? TSIP_DIALOG(self)->curr_action : tsk_null;
- if(TSIP_RESPONSE_IS_1XX(msg)){ // 100-199
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i1xx, msg, action);
- }
- else if(TSIP_RESPONSE_IS_2XX(msg)){ // 200-299
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i2xx, msg, action);
- }
- else if(TSIP_RESPONSE_CODE(msg) == 401 || TSIP_RESPONSE_CODE(msg) == 407){ // 401,407
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i401_i407, msg, action);
- }
- else if(TSIP_RESPONSE_CODE(msg) == 422){ // 422
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i422, msg, action);
- }
- else if(TSIP_RESPONSE_IS_3456(msg)){ // 300-699
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i300_to_i699, msg, action);
- }
- else; // Ignore
- }
- else{ /* Request */
- if(TSIP_REQUEST_IS_INVITE(msg)){ // INVITE
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iINVITE, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_UPDATE(msg)){ // UPDATE
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iUPDATE, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_PRACK(msg)){ // PRACK
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iPRACK, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_ACK(msg)){ // ACK
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iACK, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_OPTIONS(msg)){ // OPTIONS
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iOPTIONS, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_BYE(msg)){ // BYE
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iBYE, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_CANCEL(msg)){ // CANCEL
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iCANCEL, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_INFO(msg)){ // INFO
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iINFO, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_NOTIFY(msg)){ // NOTIFY
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iNOTIFY, msg, tsk_null);
- }
- else if(TSIP_REQUEST_IS_REFER(msg)){ // REFER
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iREFER, msg, tsk_null);
- }
- }
- }
- break;
- }
-
- case tsip_dialog_canceled:
- {
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_oCANCEL, msg, tsk_null);
- break;
- }
-
- case tsip_dialog_timedout:
- {
- // Do nothing if request type is "INFO"
- if(!TSIP_MESSAGE_IS_REQUEST(msg) || !TSIP_REQUEST_IS_INFO(msg)){
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_transporterror, msg, tsk_null);
- }
- break;
- }
- case tsip_dialog_terminated:
- case tsip_dialog_error:
- case tsip_dialog_transport_error:
- {
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_transporterror, msg, tsk_null);
- break;
- }
-
- default: break;
- }
-
- return ret;
+ int ret = -1;
+
+ switch(type) {
+ case tsip_dialog_i_msg: {
+ if(msg) {
+ if(TSIP_MESSAGE_IS_RESPONSE(msg)) { /* Response */
+ const tsip_action_t* action = tsip_dialog_keep_action(TSIP_DIALOG(self), msg) ? TSIP_DIALOG(self)->curr_action : tsk_null;
+ if(TSIP_RESPONSE_IS_1XX(msg)) { // 100-199
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i1xx, msg, action);
+ }
+ else if(TSIP_RESPONSE_IS_2XX(msg)) { // 200-299
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i2xx, msg, action);
+ }
+ else if(TSIP_RESPONSE_CODE(msg) == 401 || TSIP_RESPONSE_CODE(msg) == 407) { // 401,407
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i401_i407, msg, action);
+ }
+ else if(TSIP_RESPONSE_CODE(msg) == 422) { // 422
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i422, msg, action);
+ }
+ else if(TSIP_RESPONSE_IS_3456(msg)) { // 300-699
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_i300_to_i699, msg, action);
+ }
+ else; // Ignore
+ }
+ else { /* Request */
+ if(TSIP_REQUEST_IS_INVITE(msg)) { // INVITE
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iINVITE, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_UPDATE(msg)) { // UPDATE
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iUPDATE, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_PRACK(msg)) { // PRACK
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iPRACK, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_ACK(msg)) { // ACK
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iACK, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_OPTIONS(msg)) { // OPTIONS
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iOPTIONS, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_BYE(msg)) { // BYE
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iBYE, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_CANCEL(msg)) { // CANCEL
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iCANCEL, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_INFO(msg)) { // INFO
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iINFO, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_NOTIFY(msg)) { // NOTIFY
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iNOTIFY, msg, tsk_null);
+ }
+ else if(TSIP_REQUEST_IS_REFER(msg)) { // REFER
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_iREFER, msg, tsk_null);
+ }
+ }
+ }
+ break;
+ }
+
+ case tsip_dialog_canceled: {
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_oCANCEL, msg, tsk_null);
+ break;
+ }
+
+ case tsip_dialog_timedout: {
+ // Do nothing if request type is "INFO"
+ if(!TSIP_MESSAGE_IS_REQUEST(msg) || !TSIP_REQUEST_IS_INFO(msg)) {
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_transporterror, msg, tsk_null);
+ }
+ break;
+ }
+ case tsip_dialog_terminated:
+ case tsip_dialog_error:
+ case tsip_dialog_transport_error: {
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_transporterror, msg, tsk_null);
+ break;
+ }
+
+ default:
+ break;
+ }
+
+ return ret;
}
/**Timer manager callback.
*
- * @param self The owner of the signaled timer.
+ * @param self The owner of the signaled timer.
* @param timer_id The identifier of the signaled timer.
*
- * @return Zero if succeed and non-zero error code otherwise.
+ * @return Zero if succeed and non-zero error code otherwise.
**/
int tsip_dialog_invite_timer_callback(const tsip_dialog_invite_t* self, tsk_timer_id_t timer_id)
{
- int ret = -1;
-
- if(self){
- if(timer_id == self->stimers.timer.id){
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_timerRefresh, tsk_null, tsk_null);
- }
- else if(timer_id == self->timer100rel.id){
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_timer100rel, tsk_null, tsk_null);
- }
- else if(timer_id == self->qos.timer.id){
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_timerRSVP, tsk_null, tsk_null);
- }
- else if(timer_id == self->timershutdown.id){
- ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_shutdown_timedout, tsk_null, tsk_null);
- }
- }
- return ret;
+ int ret = -1;
+
+ if(self) {
+ if(timer_id == self->stimers.timer.id) {
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_timerRefresh, tsk_null, tsk_null);
+ }
+ else if(timer_id == self->timer100rel.id) {
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_timer100rel, tsk_null, tsk_null);
+ }
+ else if(timer_id == self->qos.timer.id) {
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_timerRSVP, tsk_null, tsk_null);
+ }
+ else if(timer_id == self->timershutdown.id) {
+ ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_shutdown_timedout, tsk_null, tsk_null);
+ }
+ }
+ return ret;
}
tsip_dialog_invite_t* tsip_dialog_invite_create(const tsip_ssession_handle_t* ss, const char* call_id)
{
- return tsk_object_new(tsip_dialog_invite_def_t, ss, call_id);
+ return tsk_object_new(tsip_dialog_invite_def_t, ss, call_id);
}
int tsip_dialog_invite_init(tsip_dialog_invite_t *self)
{
- /* special cases (fsm) should be tried first */
-
- /* ICE */
- tsip_dialog_invite_ice_init(self);
- /* Client-Side dialog */
- tsip_dialog_invite_client_init(self);
- /* Server-Side dialog */
- tsip_dialog_invite_server_init(self);
- /* 3GPP TS 24.610: Communication Hold */
- tsip_dialog_invite_hold_init(self);
- /* 3GPP TS 24.629: Explicit Communication Transfer (ECT) using IP Multimedia (IM) Core Network (CN) subsystem */
- tsip_dialog_invite_ect_init(self);
- /* RFC 4028: Session Timers */
- tsip_dialog_invite_stimers_init(self);
- /* RFC 3312: Integration of Resource Management and Session Initiation Protocol (SIP) */
- tsip_dialog_invite_qos_init(self);
-
- /* Initialize the state machine (all other cases) */
- tsk_fsm_set(TSIP_DIALOG_GET_FSM(self),
-
- /*=======================
- * === Started ===
- */
- // Started -> (Any) -> Started
- TSK_FSM_ADD_ALWAYS_NOTHING(_fsm_state_Started, "tsip_dialog_invite_Started_2_Started_X_any"),
-
- /*=======================
- * === Connected ===
- */
- // Connected -> (Send DTMF) -> Connected
- TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_dtmf_send, _fsm_state_Connected, x0000_Connected_2_Connected_X_oDTMF, "x0000_Connected_2_Connected_X_oDTMF"),
- // Connected -> (Send MSRP message) -> Connected
- TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_msrp_send_msg, _fsm_state_Connected, x0000_Connected_2_Connected_X_oLMessage, "x0000_Connected_2_Connected_X_oLMessage"),
- // Connected -> (iACK) -> Connected
- TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_iACK, _fsm_state_Connected, x0000_Connected_2_Connected_X_iACK, "x0000_Connected_2_Connected_X_iACK"),
- // Connected -> (iINVITE) -> Connected
- TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_iINVITE, _fsm_state_Connected, x0000_Connected_2_Connected_X_iINVITEorUPDATE, "x0000_Connected_2_Connected_X_iINVITE"),
- // Connected -> (iUPDATE) -> Connected
- TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_iUPDATE, _fsm_state_Connected, x0000_Connected_2_Connected_X_iINVITEorUPDATE, "x0000_Connected_2_Connected_X_iUPDATE"),
- // Connected -> (send reINVITE) -> Connected
- TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_oINVITE, _fsm_state_Connected, x0000_Connected_2_Connected_X_oINVITE, "x0000_Connected_2_Connected_X_oINVITE"),
-
- /*=======================
- * === BYE/SHUTDOWN ===
- */
- // Any -> (oBYE) -> Trying
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_oBYE, _fsm_state_Trying, x0000_Any_2_Trying_X_oBYE, "x0000_Any_2_Trying_X_oBYE"),
- // Any -> (iBYE) -> Terminated
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_iBYE, _fsm_state_Terminated, x0000_Any_2_Terminated_X_iBYE, "x0000_Any_2_Terminated_X_iBYE"),
- // Any -> (i401/407 BYE) -> Any
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i401_i407, _fsm_cond_is_resp2BYE, tsk_fsm_state_any, x0000_Any_2_Any_X_i401_407_Challenge, "x0000_Any_2_Any_X_i401_407_Challenge"),
- // Any -> (i3xx-i6xx BYE) -> Terminated
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i300_to_i699, _fsm_cond_is_resp2BYE, _fsm_state_Terminated, tsk_null, "x0000_Any_2_Terminated_X_i3xxTOi6xxBYE"),
- // Any -> (i2xxx BYE) -> Terminated
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2BYE, _fsm_state_Terminated, tsk_null, "x0000_Any_2_Terminated_X_i2xxBYE"),
- // Any -> (Shutdown) -> Trying
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_oShutdown, _fsm_state_Trying, x0000_Any_2_Trying_X_shutdown, "x0000_Any_2_Trying_X_shutdown"),
- // Any -> (shutdown timedout) -> Terminated
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_shutdown_timedout, _fsm_state_Terminated, tsk_null, "tsip_dialog_invite_shutdown_timedout"),
-
-
- /*=======================
- * === Any ===
- */
- // Any -> (i1xx) -> Any
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_i1xx, tsk_fsm_state_any, x0000_Any_2_Any_X_i1xx, "x0000_Any_2_Any_X_i1xx"),
- // Any -> (oINFO) -> Any
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_oINFO, tsk_fsm_state_any, x0000_Any_2_Any_X_oINFO, "x0000_Any_2_Any_X_oINFO"),
- // Any -> (iINFO) -> Any
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_iINFO, tsk_fsm_state_any, x0000_Any_2_Any_X_iINFO, "x0000_Any_2_Any_X_iINFO"),
- // Any -> (i401/407)
- //
- // Any -> (iPRACK) -> Any
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_iPRACK, tsk_fsm_state_any, x0000_Any_2_Any_X_iPRACK, "x0000_Any_2_Any_X_iPRACK"),
- // Any -> (iOPTIONS) -> Any
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_iOPTIONS, tsk_fsm_state_any, x0000_Any_2_Any_X_iOPTIONS, "x0000_Any_2_Any_X_iOPTIONS"),
- // Any -> (i2xx INVITE) -> Any
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2INVITE, tsk_fsm_state_any, x0000_Any_2_Any_X_i2xxINVITEorUPDATE, "x0000_Any_2_Any_X_i2xxINVITE"),
- // Any -> (i2xx UPDATE) -> Any
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2UPDATE, tsk_fsm_state_any, x0000_Any_2_Any_X_i2xxINVITEorUPDATE, "x0000_Any_2_Any_X_i2xxUPDATE"),
- // Any -> (i401/407 INVITE) -> Any
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i401_i407, _fsm_cond_is_resp2INVITE, tsk_fsm_state_any, x0000_Any_2_Any_X_i401_407_Challenge, "x0000_Any_2_Any_X_i401_407_Challenge"),
- // Any -> (i401/407 UPDATE) -> Any
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i401_i407, _fsm_cond_is_resp2UPDATE, tsk_fsm_state_any, x0000_Any_2_Any_X_i401_407_Challenge, "x0000_Any_2_Any_X_i401_407_Challenge"),
- // Any -> (i2xx PRACK) -> Any
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2PRACK, tsk_fsm_state_any, tsk_null, "x0000_Any_2_Any_X_i2xxPRACK"),
- // Any -> (i2xx INFO) -> Any
- TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2INFO, tsk_fsm_state_any, tsk_null, "x0000_Any_2_Any_X_i2xxINFO"),
- // Any -> (transport error) -> Terminated
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_transporterror, _fsm_state_Terminated, x9998_Any_2_Terminated_X_transportError, "x9998_Any_2_Terminated_X_transportError"),
- // Any -> (transport error) -> Terminated
- TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_error, _fsm_state_Terminated, x9999_Any_2_Any_X_Error, "x9999_Any_2_Any_X_Error"),
-
- TSK_FSM_ADD_NULL());
-
- /* Sets callback function */
- TSIP_DIALOG(self)->callback = TSIP_DIALOG_EVENT_CALLBACK_F(tsip_dialog_invite_event_callback);
-
- /* Timers */
- self->timer100rel.id = TSK_INVALID_TIMER_ID;
- self->stimers.timer.id = TSK_INVALID_TIMER_ID;
- self->timershutdown.id = TSK_INVALID_TIMER_ID;
- self->timershutdown.timeout = TSIP_DIALOG_SHUTDOWN_TIMEOUT;
-
- return 0;
+ /* special cases (fsm) should be tried first */
+
+ /* ICE */
+ tsip_dialog_invite_ice_init(self);
+ /* Client-Side dialog */
+ tsip_dialog_invite_client_init(self);
+ /* Server-Side dialog */
+ tsip_dialog_invite_server_init(self);
+ /* 3GPP TS 24.610: Communication Hold */
+ tsip_dialog_invite_hold_init(self);
+ /* 3GPP TS 24.629: Explicit Communication Transfer (ECT) using IP Multimedia (IM) Core Network (CN) subsystem */
+ tsip_dialog_invite_ect_init(self);
+ /* RFC 4028: Session Timers */
+ tsip_dialog_invite_stimers_init(self);
+ /* RFC 3312: Integration of Resource Management and Session Initiation Protocol (SIP) */
+ tsip_dialog_invite_qos_init(self);
+
+ /* Initialize the state machine (all other cases) */
+ tsk_fsm_set(TSIP_DIALOG_GET_FSM(self),
+
+ /*=======================
+ * === Started ===
+ */
+ // Started -> (Any) -> Started
+ TSK_FSM_ADD_ALWAYS_NOTHING(_fsm_state_Started, "tsip_dialog_invite_Started_2_Started_X_any"),
+
+ /*=======================
+ * === Connected ===
+ */
+ // Connected -> (Send DTMF) -> Connected
+ TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_dtmf_send, _fsm_state_Connected, x0000_Connected_2_Connected_X_oDTMF, "x0000_Connected_2_Connected_X_oDTMF"),
+ // Connected -> (Send MSRP message) -> Connected
+ TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_msrp_send_msg, _fsm_state_Connected, x0000_Connected_2_Connected_X_oLMessage, "x0000_Connected_2_Connected_X_oLMessage"),
+ // Connected -> (iACK) -> Connected
+ TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_iACK, _fsm_state_Connected, x0000_Connected_2_Connected_X_iACK, "x0000_Connected_2_Connected_X_iACK"),
+ // Connected -> (iINVITE) -> Connected
+ TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_iINVITE, _fsm_state_Connected, x0000_Connected_2_Connected_X_iINVITEorUPDATE, "x0000_Connected_2_Connected_X_iINVITE"),
+ // Connected -> (iUPDATE) -> Connected
+ TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_iUPDATE, _fsm_state_Connected, x0000_Connected_2_Connected_X_iINVITEorUPDATE, "x0000_Connected_2_Connected_X_iUPDATE"),
+ // Connected -> (send reINVITE) -> Connected
+ TSK_FSM_ADD_ALWAYS(_fsm_state_Connected, _fsm_action_oINVITE, _fsm_state_Connected, x0000_Connected_2_Connected_X_oINVITE, "x0000_Connected_2_Connected_X_oINVITE"),
+
+ /*=======================
+ * === BYE/SHUTDOWN ===
+ */
+ // Any -> (oBYE) -> Trying
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_oBYE, _fsm_state_Trying, x0000_Any_2_Trying_X_oBYE, "x0000_Any_2_Trying_X_oBYE"),
+ // Any -> (iBYE) -> Terminated
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_iBYE, _fsm_state_Terminated, x0000_Any_2_Terminated_X_iBYE, "x0000_Any_2_Terminated_X_iBYE"),
+ // Any -> (i401/407 BYE) -> Any
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i401_i407, _fsm_cond_is_resp2BYE, tsk_fsm_state_any, x0000_Any_2_Any_X_i401_407_Challenge, "x0000_Any_2_Any_X_i401_407_Challenge"),
+ // Any -> (i3xx-i6xx BYE) -> Terminated
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i300_to_i699, _fsm_cond_is_resp2BYE, _fsm_state_Terminated, tsk_null, "x0000_Any_2_Terminated_X_i3xxTOi6xxBYE"),
+ // Any -> (i2xxx BYE) -> Terminated
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2BYE, _fsm_state_Terminated, tsk_null, "x0000_Any_2_Terminated_X_i2xxBYE"),
+ // Any -> (Shutdown) -> Trying
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_oShutdown, _fsm_state_Trying, x0000_Any_2_Trying_X_shutdown, "x0000_Any_2_Trying_X_shutdown"),
+ // Any -> (shutdown timedout) -> Terminated
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_shutdown_timedout, _fsm_state_Terminated, tsk_null, "tsip_dialog_invite_shutdown_timedout"),
+
+
+ /*=======================
+ * === Any ===
+ */
+ // Any -> (i1xx) -> Any
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_i1xx, tsk_fsm_state_any, x0000_Any_2_Any_X_i1xx, "x0000_Any_2_Any_X_i1xx"),
+ // Any -> (oINFO) -> Any
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_oINFO, tsk_fsm_state_any, x0000_Any_2_Any_X_oINFO, "x0000_Any_2_Any_X_oINFO"),
+ // Any -> (iINFO) -> Any
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_iINFO, tsk_fsm_state_any, x0000_Any_2_Any_X_iINFO, "x0000_Any_2_Any_X_iINFO"),
+ // Any -> (i401/407)
+ //
+ // Any -> (iPRACK) -> Any
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_iPRACK, tsk_fsm_state_any, x0000_Any_2_Any_X_iPRACK, "x0000_Any_2_Any_X_iPRACK"),
+ // Any -> (iOPTIONS) -> Any
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_iOPTIONS, tsk_fsm_state_any, x0000_Any_2_Any_X_iOPTIONS, "x0000_Any_2_Any_X_iOPTIONS"),
+ // Any -> (i2xx INVITE) -> Any
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2INVITE, tsk_fsm_state_any, x0000_Any_2_Any_X_i2xxINVITEorUPDATE, "x0000_Any_2_Any_X_i2xxINVITE"),
+ // Any -> (i2xx UPDATE) -> Any
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2UPDATE, tsk_fsm_state_any, x0000_Any_2_Any_X_i2xxINVITEorUPDATE, "x0000_Any_2_Any_X_i2xxUPDATE"),
+ // Any -> (i401/407 INVITE) -> Any
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i401_i407, _fsm_cond_is_resp2INVITE, tsk_fsm_state_any, x0000_Any_2_Any_X_i401_407_Challenge, "x0000_Any_2_Any_X_i401_407_Challenge"),
+ // Any -> (i401/407 UPDATE) -> Any
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i401_i407, _fsm_cond_is_resp2UPDATE, tsk_fsm_state_any, x0000_Any_2_Any_X_i401_407_Challenge, "x0000_Any_2_Any_X_i401_407_Challenge"),
+ // Any -> (i2xx PRACK) -> Any
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2PRACK, tsk_fsm_state_any, tsk_null, "x0000_Any_2_Any_X_i2xxPRACK"),
+ // Any -> (i2xx INFO) -> Any
+ TSK_FSM_ADD(tsk_fsm_state_any, _fsm_action_i2xx, _fsm_cond_is_resp2INFO, tsk_fsm_state_any, tsk_null, "x0000_Any_2_Any_X_i2xxINFO"),
+ // Any -> (transport error) -> Terminated
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_transporterror, _fsm_state_Terminated, x9998_Any_2_Terminated_X_transportError, "x9998_Any_2_Terminated_X_transportError"),
+ // Any -> (transport error) -> Terminated
+ TSK_FSM_ADD_ALWAYS(tsk_fsm_state_any, _fsm_action_error, _fsm_state_Terminated, x9999_Any_2_Any_X_Error, "x9999_Any_2_Any_X_Error"),
+
+ TSK_FSM_ADD_NULL());
+
+ /* Sets callback function */
+ TSIP_DIALOG(self)->callback = TSIP_DIALOG_EVENT_CALLBACK_F(tsip_dialog_invite_event_callback);
+
+ /* Timers */
+ self->timer100rel.id = TSK_INVALID_TIMER_ID;
+ self->stimers.timer.id = TSK_INVALID_TIMER_ID;
+ self->timershutdown.id = TSK_INVALID_TIMER_ID;
+ self->timershutdown.timeout = TSIP_DIALOG_SHUTDOWN_TIMEOUT;
+
+ return 0;
}
// start sending
int tsip_dialog_invite_start(tsip_dialog_invite_t *self)
{
- int ret = -1;
- if(self && !TSIP_DIALOG(self)->running){
- if(!(ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_oINVITE, tsk_null, tsk_null))){
- TSIP_DIALOG(self)->running = tsk_true;
- }
- }
- return ret;
+ int ret = -1;
+ if(self && !TSIP_DIALOG(self)->running) {
+ if(!(ret = tsip_dialog_fsm_act(TSIP_DIALOG(self), _fsm_action_oINVITE, tsk_null, tsk_null))) {
+ TSIP_DIALOG(self)->running = tsk_true;
+ }
+ }
+ return ret;
}
int tsip_dialog_invite_process_ro(tsip_dialog_invite_t *self, const tsip_message_t* message)
{
- tsdp_message_t* sdp_ro = tsk_null;
- tmedia_type_t old_media_type;
- tmedia_type_t new_media_type;
- tsk_bool_t media_session_was_null;
- int ret = 0;
- tmedia_ro_type_t ro_type = tmedia_ro_type_none;
-
- if(!self || !message){
- TSK_DEBUG_ERROR("Invalid parameter");
- return -1;
- }
-
+ tsdp_message_t* sdp_ro = tsk_null;
+ tmedia_type_t old_media_type;
+ tmedia_type_t new_media_type;
+ tsk_bool_t media_session_was_null;
+ int ret = 0;
+ tmedia_ro_type_t ro_type = tmedia_ro_type_none;
+
+ if(!self || !message) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
if (self->is_cancelling) {
TSK_DEBUG_INFO("Cancelling the INVITE...ignore the incoming SDP");
return 0;
}
- /* Parse SDP content */
- if(TSIP_MESSAGE_HAS_CONTENT(message)){
- if(tsk_striequals("application/sdp", TSIP_MESSAGE_CONTENT_TYPE(message))){
- if(!(sdp_ro = tsdp_message_parse(TSIP_MESSAGE_CONTENT_DATA(message), TSIP_MESSAGE_CONTENT_DATA_LENGTH(message)))){
- TSK_DEBUG_ERROR("Failed to parse remote sdp message:\n [%s]", (const char*)TSIP_MESSAGE_CONTENT_DATA(message));
- return -2;
- }
- // ICE processing
- if(self->supported.ice){
- tsip_dialog_invite_ice_process_ro(self, sdp_ro, TSIP_MESSAGE_IS_REQUEST(message));
- }
- }
- else{
- TSK_DEBUG_ERROR("[%s] content-type is not supportted", TSIP_MESSAGE_CONTENT_TYPE(message));
- return -3;
- }
- }
- else{
- if(TSIP_DIALOG(self)->state == tsip_initial && TSIP_REQUEST_IS_INVITE(message)){ /* Bodiless initial INVITE */
- TSIP_DIALOG_GET_SS(self)->media.type = tmedia_defaults_get_media_type(); // Default media for initial INVITE to send with the first reliable answer
- }
- else{
- return 0;
- }
- }
-
- ro_type = (TSIP_REQUEST_IS_INVITE(message) || TSIP_REQUEST_IS_UPDATE(message)) // ACK/PRACK can only contain a response if the initial INVITE was bodiless
- ? tmedia_ro_type_offer
- :(TSIP_RESPONSE_IS_1XX(message) ? tmedia_ro_type_provisional : tmedia_ro_type_answer);
- media_session_was_null = (self->msession_mgr == tsk_null);
- old_media_type = TSIP_DIALOG_GET_SS(self)->media.type;
- new_media_type = sdp_ro ? tmedia_type_from_sdp(sdp_ro) : old_media_type;
-
- /* Create session Manager if not already done */
- if(!self->msession_mgr){
- int32_t transport_idx = TSIP_DIALOG_GET_STACK(self)->network.transport_idx_default;
- TSIP_DIALOG_GET_SS(self)->media.type = new_media_type;
- self->msession_mgr = tmedia_session_mgr_create(TSIP_DIALOG_GET_SS(self)->media.type, TSIP_DIALOG_GET_STACK(self)->network.local_ip[transport_idx],
- TNET_SOCKET_TYPE_IS_IPV6(TSIP_DIALOG_GET_STACK(self)->network.proxy_cscf_type[transport_idx]), (sdp_ro == tsk_null));
- if(TSIP_DIALOG_GET_STACK(self)->natt.ctx){
- tmedia_session_mgr_set_natt_ctx(self->msession_mgr, TSIP_DIALOG_GET_STACK(self)->natt.ctx, TSIP_DIALOG_GET_STACK(self)->network.aor.ip[transport_idx]);
- }
- ret = tmedia_session_mgr_set_ice_ctx(self->msession_mgr, self->ice.ctx_audio, self->ice.ctx_video);
- }
-
- if(sdp_ro){
- if (tmedia_session_mgr_is_new_ro(self->msession_mgr, sdp_ro)) {
- ret = tsip_dialog_invite_msession_configure(self);
- }
- if((ret = tmedia_session_mgr_set_ro(self->msession_mgr, sdp_ro, ro_type))){
- TSK_DEBUG_ERROR("Failed to set remote offer");
- goto bail;
- }
- }
-
- // is media update?
- // (old_media_type == new_media_type) means the new session are rejected. This is way we match the CSeq
- if(!media_session_was_null && (old_media_type != new_media_type || (TSIP_MESSAGE_IS_RESPONSE(message) && self->cseq_out_media_update == message->CSeq->seq)) && (self->msession_mgr->sdp.lo && self->msession_mgr->sdp.ro)){
- // at this point the media session manager has been succeffuly started and all is ok
- TSIP_DIALOG_GET_SS(self)->media.type = new_media_type;
- TSIP_DIALOG_INVITE_SIGNAL(self, tsip_m_updated,
- TSIP_RESPONSE_CODE(message), TSIP_RESPONSE_PHRASE(message), message);
- }
-
- /* start session manager */
- if(!self->msession_mgr->started && (self->msession_mgr->sdp.lo && self->msession_mgr->sdp.ro)){
- /* Set MSRP Callback */
- if((self->msession_mgr->type & tmedia_msrp) == tmedia_msrp){
- tmedia_session_mgr_set_msrp_cb(self->msession_mgr, TSIP_DIALOG_GET_SS(self)->userdata, TSIP_DIALOG_GET_SS(self)->media.msrp.callback);
- }
- /* starts session manager*/
- ret = tsip_dialog_invite_msession_start(self);
-
- if(ret == 0 && TSIP_DIALOG(self)->state == tsip_early){
- TSIP_DIALOG_INVITE_SIGNAL(self, tsip_m_early_media,
- TSIP_RESPONSE_CODE(message), TSIP_RESPONSE_PHRASE(message), message);
- }
- }
-
+ /* Parse SDP content */
+ if(TSIP_MESSAGE_HAS_CONTENT(message)) {
+ if(tsk_striequals("application/sdp", TSIP_MESSAGE_CONTENT_TYPE(message))) {
+ if(!(sdp_ro = tsdp_message_parse(TSIP_MESSAGE_CONTENT_DATA(message), TSIP_MESSAGE_CONTENT_DATA_LENGTH(message)))) {
+ TSK_DEBUG_ERROR("Failed to parse remote sdp message:\n [%s]", (const char*)TSIP_MESSAGE_CONTENT_DATA(message));
+ return -2;
+ }
+ // ICE processing
+ if(self->supported.ice) {
+ tsip_dialog_invite_ice_process_ro(self, sdp_ro, TSIP_MESSAGE_IS_REQUEST(message));
+ }
+ }
+ else {
+ TSK_DEBUG_ERROR("[%s] content-type is not supportted", TSIP_MESSAGE_CONTENT_TYPE(message));
+ return -3;
+ }
+ }
+ else {
+ if(TSIP_DIALOG(self)->state == tsip_initial && TSIP_REQUEST_IS_INVITE(message)) { /* Bodiless initial INVITE */
+ TSIP_DIALOG_GET_SS(self)->media.type = tmedia_defaults_get_media_type(); // Default media for initial INVITE to send with the first reliable answer
+ }
+ else {
+ return 0;
+ }
+ }
+
+ ro_type = (TSIP_REQUEST_IS_INVITE(message) || TSIP_REQUEST_IS_UPDATE(message)) // ACK/PRACK can only contain a response if the initial INVITE was bodiless
+ ? tmedia_ro_type_offer
+ :(TSIP_RESPONSE_IS_1XX(message) ? tmedia_ro_type_provisional : tmedia_ro_type_answer);
+ media_session_was_null = (self->msession_mgr == tsk_null);
+ old_media_type = TSIP_DIALOG_GET_SS(self)->media.type;
+ new_media_type = sdp_ro ? tmedia_type_from_sdp(sdp_ro) : old_media_type;
+
+ /* Create session Manager if not already done */
+ if(!self->msession_mgr) {
+ int32_t transport_idx = TSIP_DIALOG_GET_STACK(self)->network.transport_idx_default;
+ TSIP_DIALOG_GET_SS(self)->media.type = new_media_type;
+ self->msession_mgr = tmedia_session_mgr_create(TSIP_DIALOG_GET_SS(self)->media.type, TSIP_DIALOG_GET_STACK(self)->network.local_ip[transport_idx],
+ TNET_SOCKET_TYPE_IS_IPV6(TSIP_DIALOG_GET_STACK(self)->network.proxy_cscf_type[transport_idx]), (sdp_ro == tsk_null));
+ if(TSIP_DIALOG_GET_STACK(self)->natt.ctx) {
+ tmedia_session_mgr_set_natt_ctx(self->msession_mgr, TSIP_DIALOG_GET_STACK(self)->natt.ctx, TSIP_DIALOG_GET_STACK(self)->network.aor.ip[transport_idx]);
+ }
+ ret = tmedia_session_mgr_set_ice_ctx(self->msession_mgr, self->ice.ctx_audio, self->ice.ctx_video);
+ }
+
+ if(sdp_ro) {
+ if (tmedia_session_mgr_is_new_ro(self->msession_mgr, sdp_ro)) {
+ ret = tsip_dialog_invite_msession_configure(self);
+ }
+ if((ret = tmedia_session_mgr_set_ro(self->msession_mgr, sdp_ro, ro_type))) {
+ TSK_DEBUG_ERROR("Failed to set remote offer");
+ goto bail;
+ }
+ }
+
+ // is media update?
+ // (old_media_type == new_media_type) means the new session are rejected. This is way we match the CSeq
+ if(!media_session_was_null && (old_media_type != new_media_type || (TSIP_MESSAGE_IS_RESPONSE(message) && self->cseq_out_media_update == message->CSeq->seq)) && (self->msession_mgr->sdp.lo && self->msession_mgr->sdp.ro)) {
+ // at this point the media session manager has been succeffuly started and all is ok
+ TSIP_DIALOG_GET_SS(self)->media.type = new_media_type;
+ TSIP_DIALOG_INVITE_SIGNAL(self, tsip_m_updated,
+ TSIP_RESPONSE_CODE(message), TSIP_RESPONSE_PHRASE(message), message);
+ }
+
+ /* start session manager */
+ if(!self->msession_mgr->started && (self->msession_mgr->sdp.lo && self->msession_mgr->sdp.ro)) {
+ /* Set MSRP Callback */
+ if((self->msession_mgr->type & tmedia_msrp) == tmedia_msrp) {
+ tmedia_session_mgr_set_msrp_cb(self->msession_mgr, TSIP_DIALOG_GET_SS(self)->userdata, TSIP_DIALOG_GET_SS(self)->media.msrp.callback);
+ }
+ /* starts session manager*/
+ ret = tsip_dialog_invite_msession_start(self);
+
+ if(ret == 0 && TSIP_DIALOG(self)->state == tsip_early) {
+ TSIP_DIALOG_INVITE_SIGNAL(self, tsip_m_early_media,
+ TSIP_RESPONSE_CODE(message), TSIP_RESPONSE_PHRASE(message), message);
+ }
+ }
+
bail:
- TSK_OBJECT_SAFE_FREE(sdp_ro);
+ TSK_OBJECT_SAFE_FREE(sdp_ro);
- return ret;
+ return ret;
}
@@ -547,520 +543,520 @@ bail:
int x0000_Connected_2_Connected_X_oDTMF(va_list *app)
{
- int ret;
- tsip_dialog_invite_t *self;
- const tsip_action_t* action;
-
- self = va_arg(*app, tsip_dialog_invite_t *);
- va_arg(*app, const tsip_message_t *);
- action = va_arg(*app, const tsip_action_t *);
-
- if(action){
- ret = tmedia_session_mgr_send_dtmf(self->msession_mgr, action->dtmf.event);
- }
- else{
- TSK_DEBUG_ERROR("Invalid action");
- }
-
- return 0; /* always */
+ int ret;
+ tsip_dialog_invite_t *self;
+ const tsip_action_t* action;
+
+ self = va_arg(*app, tsip_dialog_invite_t *);
+ va_arg(*app, const tsip_message_t *);
+ action = va_arg(*app, const tsip_action_t *);
+
+ if(action) {
+ ret = tmedia_session_mgr_send_dtmf(self->msession_mgr, action->dtmf.event);
+ }
+ else {
+ TSK_DEBUG_ERROR("Invalid action");
+ }
+
+ return 0; /* always */
}
int x0000_Connected_2_Connected_X_oLMessage(va_list *app)
{
- int ret;
- tsip_dialog_invite_t *self;
- const tsip_action_t* action;
-
- self = va_arg(*app, tsip_dialog_invite_t *);
- va_arg(*app, const tsip_message_t *);
- action = va_arg(*app, const tsip_action_t *);
-
- if(action && action->payload){
- ret = tmedia_session_mgr_send_message(self->msession_mgr, action->payload->data, action->payload->size,
- action->media.params);
- }
- else{
- TSK_DEBUG_ERROR("Invalid action");
- }
-
- return 0;
+ int ret;
+ tsip_dialog_invite_t *self;
+ const tsip_action_t* action;
+
+ self = va_arg(*app, tsip_dialog_invite_t *);
+ va_arg(*app, const tsip_message_t *);
+ action = va_arg(*app, const tsip_action_t *);
+
+ if(action && action->payload) {
+ ret = tmedia_session_mgr_send_message(self->msession_mgr, action->payload->data, action->payload->size,
+ action->media.params);
+ }
+ else {
+ TSK_DEBUG_ERROR("Invalid action");
+ }
+
+ return 0;
}
/* Connected -> (iACK) -> Connected */
int x0000_Connected_2_Connected_X_iACK(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- const tsip_request_t *rACK = va_arg(*app, const tsip_request_t *);
- int ret;
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ const tsip_request_t *rACK = va_arg(*app, const tsip_request_t *);
+ int ret;
+
+ // Nothing to do (in future will be used to ensure the session)
- // Nothing to do (in future will be used to ensure the session)
-
/* No longer waiting for the initial ACK */
self->is_initial_iack_pending = tsk_false;
-
- /* Process remote offer */
- if((ret = tsip_dialog_invite_process_ro(self, rACK))){
- /* Send error */
- return ret;
- }
-
- /* Starts media session if not already done */
- if(!self->msession_mgr->started && (self->msession_mgr->sdp.lo && self->msession_mgr->sdp.ro)){
- ret = tsip_dialog_invite_msession_start(self);
- }
-
- // starts ICE timers now that both parties receive the "candidates"
- if(tsip_dialog_invite_ice_is_enabled(self)){
- tsip_dialog_invite_ice_timers_set(self, (self->required.ice ? -1 : TSIP_DIALOG_INVITE_ICE_CONNCHECK_TIMEOUT));
- }
-
- /* alert the user */
- TSIP_DIALOG_INVITE_SIGNAL(self, tsip_i_request,
- tsip_event_code_dialog_request_incoming, "Incoming Request", rACK);
-
- return 0;
+
+ /* Process remote offer */
+ if((ret = tsip_dialog_invite_process_ro(self, rACK))) {
+ /* Send error */
+ return ret;
+ }
+
+ /* Starts media session if not already done */
+ if(!self->msession_mgr->started && (self->msession_mgr->sdp.lo && self->msession_mgr->sdp.ro)) {
+ ret = tsip_dialog_invite_msession_start(self);
+ }
+
+ // starts ICE timers now that both parties receive the "candidates"
+ if(tsip_dialog_invite_ice_is_enabled(self)) {
+ tsip_dialog_invite_ice_timers_set(self, (self->required.ice ? -1 : TSIP_DIALOG_INVITE_ICE_CONNCHECK_TIMEOUT));
+ }
+
+ /* alert the user */
+ TSIP_DIALOG_INVITE_SIGNAL(self, tsip_i_request,
+ tsip_event_code_dialog_request_incoming, "Incoming Request", rACK);
+
+ return 0;
}
/* Connected -> (iINVITE or iUPDATE) -> Connected */
int x0000_Connected_2_Connected_X_iINVITEorUPDATE(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- const tsip_request_t *rINVITEorUPDATE = va_arg(*app, const tsip_request_t *);
-
- int ret = 0;
- tsk_bool_t bodiless_invite;
- tmedia_type_t old_media_type = self->msession_mgr ? self->msession_mgr->type : tmedia_none;
- tmedia_type_t new_media_type;
- tsk_bool_t force_sdp;
-
- /* process remote offer */
- if((ret = tsip_dialog_invite_process_ro(self, rINVITEorUPDATE))){
- /* Send error */
- return ret;
- }
-
- // force SDP in 200 OK even if the request has the same SDP version
- force_sdp = TSIP_MESSAGE_HAS_CONTENT(rINVITEorUPDATE);
-
- // get new media_type after processing the remote offer
- new_media_type = self->msession_mgr ? self->msession_mgr->type : tmedia_none;
-
- /** response to bodiless iINVITE always contains SDP as explained below
- RFC3261 - 14.1 UAC Behavior
- The same offer-answer model that applies to session descriptions in
- INVITEs (Section 13.2.1) applies to re-INVITEs. As a result, a UAC
- that wants to add a media stream, for example, will create a new
- offer that contains this media stream, and send that in an INVITE
- request to its peer. It is important to note that the full
- description of the session, not just the change, is sent. This
- supports stateless session processing in various elements, and
- supports failover and recovery capabilities. Of course, a UAC MAY
- send a re-INVITE with no session description, in which case the first
- reliable non-failure response to the re-INVITE will contain the offer
- (in this specification, that is a 2xx response).
- */
- bodiless_invite = !TSIP_MESSAGE_HAS_CONTENT(rINVITEorUPDATE) && TSIP_REQUEST_IS_INVITE(rINVITEorUPDATE);
-
- /* session timers (must be before sending response) */
- if(self->stimers.timer.timeout){
- tsip_dialog_invite_stimers_handle(self, rINVITEorUPDATE);
- }
-
- /* hold/resume */
- tsip_dialog_invite_hold_handle(self, rINVITEorUPDATE);
-
- // send the response
- ret = send_RESPONSE(self, rINVITEorUPDATE, 200, "OK",
- (self->msession_mgr && (force_sdp || bodiless_invite || self->msession_mgr->ro_changed || self->msession_mgr->state_changed || (old_media_type != new_media_type))));
-
- /* alert the user */
- TSIP_DIALOG_INVITE_SIGNAL(self, tsip_i_request,
- tsip_event_code_dialog_request_incoming, "Incoming Request.", rINVITEorUPDATE);
-
- return ret;
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ const tsip_request_t *rINVITEorUPDATE = va_arg(*app, const tsip_request_t *);
+
+ int ret = 0;
+ tsk_bool_t bodiless_invite;
+ tmedia_type_t old_media_type = self->msession_mgr ? self->msession_mgr->type : tmedia_none;
+ tmedia_type_t new_media_type;
+ tsk_bool_t force_sdp;
+
+ /* process remote offer */
+ if((ret = tsip_dialog_invite_process_ro(self, rINVITEorUPDATE))) {
+ /* Send error */
+ return ret;
+ }
+
+ // force SDP in 200 OK even if the request has the same SDP version
+ force_sdp = TSIP_MESSAGE_HAS_CONTENT(rINVITEorUPDATE);
+
+ // get new media_type after processing the remote offer
+ new_media_type = self->msession_mgr ? self->msession_mgr->type : tmedia_none;
+
+ /** response to bodiless iINVITE always contains SDP as explained below
+ RFC3261 - 14.1 UAC Behavior
+ The same offer-answer model that applies to session descriptions in
+ INVITEs (Section 13.2.1) applies to re-INVITEs. As a result, a UAC
+ that wants to add a media stream, for example, will create a new
+ offer that contains this media stream, and send that in an INVITE
+ request to its peer. It is important to note that the full
+ description of the session, not just the change, is sent. This
+ supports stateless session processing in various elements, and
+ supports failover and recovery capabilities. Of course, a UAC MAY
+ send a re-INVITE with no session description, in which case the first
+ reliable non-failure response to the re-INVITE will contain the offer
+ (in this specification, that is a 2xx response).
+ */
+ bodiless_invite = !TSIP_MESSAGE_HAS_CONTENT(rINVITEorUPDATE) && TSIP_REQUEST_IS_INVITE(rINVITEorUPDATE);
+
+ /* session timers (must be before sending response) */
+ if(self->stimers.timer.timeout) {
+ tsip_dialog_invite_stimers_handle(self, rINVITEorUPDATE);
+ }
+
+ /* hold/resume */
+ tsip_dialog_invite_hold_handle(self, rINVITEorUPDATE);
+
+ // send the response
+ ret = send_RESPONSE(self, rINVITEorUPDATE, 200, "OK",
+ (self->msession_mgr && (force_sdp || bodiless_invite || self->msession_mgr->ro_changed || self->msession_mgr->state_changed || (old_media_type != new_media_type))));
+
+ /* alert the user */
+ TSIP_DIALOG_INVITE_SIGNAL(self, tsip_i_request,
+ tsip_event_code_dialog_request_incoming, "Incoming Request.", rINVITEorUPDATE);
+
+ return ret;
}
/* Connected -> (send reINVITE) -> Connected */
static int x0000_Connected_2_Connected_X_oINVITE(va_list *app)
{
- int ret;
- tsk_bool_t mediaType_changed;
- tsip_dialog_invite_t *self;
- const tsip_action_t* action;
-
- self = va_arg(*app, tsip_dialog_invite_t *);
- va_arg(*app, const tsip_message_t *);
- action = va_arg(*app, const tsip_action_t *);
-
- /* Get Media type from the action */
- mediaType_changed = (TSIP_DIALOG_GET_SS(self)->media.type != action->media.type && action->media.type != tmedia_none);
- if (mediaType_changed){
- if (self->msession_mgr) {
- ret = tmedia_session_mgr_set_media_type(self->msession_mgr, action->media.type);
- }
- self->cseq_out_media_update = TSIP_DIALOG(self)->cseq_value + 1;
- }
-
- /* Appy media params received from the user */
- if(!TSK_LIST_IS_EMPTY(action->media.params)){
- ret = tmedia_session_mgr_set_3(self->msession_mgr, action->media.params);
- }
-
- /* send the request */
- ret = send_INVITE(self, mediaType_changed);
-
- /* alert the user */
- if(mediaType_changed){
- TSIP_DIALOG_INVITE_SIGNAL(self, tsip_m_updating,
- tsip_event_code_dialog_request_outgoing, "Updating media type", self->last_oInvite);
- }
-
- return ret;
+ int ret;
+ tsk_bool_t mediaType_changed;
+ tsip_dialog_invite_t *self;
+ const tsip_action_t* action;
+
+ self = va_arg(*app, tsip_dialog_invite_t *);
+ va_arg(*app, const tsip_message_t *);
+ action = va_arg(*app, const tsip_action_t *);
+
+ /* Get Media type from the action */
+ mediaType_changed = (TSIP_DIALOG_GET_SS(self)->media.type != action->media.type && action->media.type != tmedia_none);
+ if (mediaType_changed) {
+ if (self->msession_mgr) {
+ ret = tmedia_session_mgr_set_media_type(self->msession_mgr, action->media.type);
+ }
+ self->cseq_out_media_update = TSIP_DIALOG(self)->cseq_value + 1;
+ }
+
+ /* Appy media params received from the user */
+ if(!TSK_LIST_IS_EMPTY(action->media.params)) {
+ ret = tmedia_session_mgr_set_3(self->msession_mgr, action->media.params);
+ }
+
+ /* send the request */
+ ret = send_INVITE(self, mediaType_changed);
+
+ /* alert the user */
+ if(mediaType_changed) {
+ TSIP_DIALOG_INVITE_SIGNAL(self, tsip_m_updating,
+ tsip_event_code_dialog_request_outgoing, "Updating media type", self->last_oInvite);
+ }
+
+ return ret;
}
/* Any -> (iPRACK) -> Any */
int x0000_Any_2_Any_X_iPRACK(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- const tsip_request_t *rPRACK = va_arg(*app, const tsip_request_t *);
-
- const tsip_header_RAck_t* RAck;
-
- if((RAck = (const tsip_header_RAck_t*)tsip_message_get_header(rPRACK, tsip_htype_RAck))){
- if((RAck->seq == self->rseq) &&
- (tsk_striequals(RAck->method, self->last_o1xxrel->CSeq->method)) &&
- (RAck->cseq == self->last_o1xxrel->CSeq->seq)){
-
- ++self->rseq;
- return send_RESPONSE(self, rPRACK, 200, "OK", tsk_false);
- }
- }
-
- /* Send 488 */
- return send_ERROR(self, rPRACK, 488, "Failed to match PRACK request", "SIP; cause=488; text=\"Failed to match PRACK request\"");
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ const tsip_request_t *rPRACK = va_arg(*app, const tsip_request_t *);
+
+ const tsip_header_RAck_t* RAck;
+
+ if((RAck = (const tsip_header_RAck_t*)tsip_message_get_header(rPRACK, tsip_htype_RAck))) {
+ if((RAck->seq == self->rseq) &&
+ (tsk_striequals(RAck->method, self->last_o1xxrel->CSeq->method)) &&
+ (RAck->cseq == self->last_o1xxrel->CSeq->seq)) {
+
+ ++self->rseq;
+ return send_RESPONSE(self, rPRACK, 200, "OK", tsk_false);
+ }
+ }
+
+ /* Send 488 */
+ return send_ERROR(self, rPRACK, 488, "Failed to match PRACK request", "SIP; cause=488; text=\"Failed to match PRACK request\"");
}
/* Any -> (iOPTIONS) -> Any */
int x0000_Any_2_Any_X_iOPTIONS(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- const tsip_request_t *rOPTIONS = va_arg(*app, const tsip_request_t *);
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ const tsip_request_t *rOPTIONS = va_arg(*app, const tsip_request_t *);
- /* Alert user */
+ /* Alert user */
- /* Send 2xx */
- send_RESPONSE(self, rOPTIONS, 200, "OK", tsk_false);
+ /* Send 2xx */
+ send_RESPONSE(self, rOPTIONS, 200, "OK", tsk_false);
- return 0;
+ return 0;
}
/* Any --> (i401/407 INVITE or UPDATE) --> Any */
int x0000_Any_2_Any_X_i401_407_Challenge(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- const tsip_response_t *response = va_arg(*app, const tsip_response_t *);
- int ret;
-
- if((ret = tsip_dialog_update(TSIP_DIALOG(self), response))){
- /* Alert the user. */
- TSIP_DIALOG_INVITE_SIGNAL(self, tsip_ao_request,
- TSIP_RESPONSE_CODE(response), TSIP_RESPONSE_PHRASE(response), response);
-
- return ret;
- }
-
- if(TSIP_RESPONSE_IS_TO_INVITE(response) || TSIP_RESPONSE_IS_TO_UPDATE(response)){
- return send_INVITEorUPDATE(self, TSIP_RESPONSE_IS_TO_INVITE(response), tsk_false);
- }
- else if(TSIP_RESPONSE_IS_TO_BYE(response)){
- return send_BYE(self);
- }
- else{
- TSK_DEBUG_ERROR("Unexpected code called");
- return 0;
- }
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ const tsip_response_t *response = va_arg(*app, const tsip_response_t *);
+ int ret;
+
+ if((ret = tsip_dialog_update(TSIP_DIALOG(self), response))) {
+ /* Alert the user. */
+ TSIP_DIALOG_INVITE_SIGNAL(self, tsip_ao_request,
+ TSIP_RESPONSE_CODE(response), TSIP_RESPONSE_PHRASE(response), response);
+
+ return ret;
+ }
+
+ if(TSIP_RESPONSE_IS_TO_INVITE(response) || TSIP_RESPONSE_IS_TO_UPDATE(response)) {
+ return send_INVITEorUPDATE(self, TSIP_RESPONSE_IS_TO_INVITE(response), tsk_false);
+ }
+ else if(TSIP_RESPONSE_IS_TO_BYE(response)) {
+ return send_BYE(self);
+ }
+ else {
+ TSK_DEBUG_ERROR("Unexpected code called");
+ return 0;
+ }
}
/* Any --> (i2xx INVITE or i2xx UPDATE) --> Any */
int x0000_Any_2_Any_X_i2xxINVITEorUPDATE(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- const tsip_response_t *r2xx = va_arg(*app, const tsip_response_t *);
- int ret = 0;
-
- /* Update the dialog state */
- if((ret = tsip_dialog_update(TSIP_DIALOG(self), r2xx))){
- return ret;
- }
-
- /* session timers */
- if(self->stimers.timer.timeout){
- tsip_dialog_invite_stimers_handle(self, r2xx);
- }
-
- /* Process remote offer */
- if((ret = tsip_dialog_invite_process_ro(self, r2xx))){
- send_BYE(self);
- return ret;
- }
-
- /* send ACK */
- if(TSIP_RESPONSE_IS_TO_INVITE(r2xx)){
- ret = send_ACK(self, r2xx);
- }
-
- // starts ICE timers now that both parties received the "candidates"
- if(tsip_dialog_invite_ice_is_enabled(self)){
- tsip_dialog_invite_ice_timers_set(self, (self->required.ice ? -1 : TSIP_DIALOG_INVITE_ICE_CONNCHECK_TIMEOUT));
- }
-
- return ret;
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ const tsip_response_t *r2xx = va_arg(*app, const tsip_response_t *);
+ int ret = 0;
+
+ /* Update the dialog state */
+ if((ret = tsip_dialog_update(TSIP_DIALOG(self), r2xx))) {
+ return ret;
+ }
+
+ /* session timers */
+ if(self->stimers.timer.timeout) {
+ tsip_dialog_invite_stimers_handle(self, r2xx);
+ }
+
+ /* Process remote offer */
+ if((ret = tsip_dialog_invite_process_ro(self, r2xx))) {
+ send_BYE(self);
+ return ret;
+ }
+
+ /* send ACK */
+ if(TSIP_RESPONSE_IS_TO_INVITE(r2xx)) {
+ ret = send_ACK(self, r2xx);
+ }
+
+ // starts ICE timers now that both parties received the "candidates"
+ if(tsip_dialog_invite_ice_is_enabled(self)) {
+ tsip_dialog_invite_ice_timers_set(self, (self->required.ice ? -1 : TSIP_DIALOG_INVITE_ICE_CONNCHECK_TIMEOUT));
+ }
+
+ return ret;
}
/* Any -> (oBYE) -> Trying */
int x0000_Any_2_Trying_X_oBYE(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- int ret;
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ int ret;
- /* Alert the user */
- TSIP_DIALOG_SIGNAL(self, tsip_event_code_dialog_terminating, "Terminating dialog");
+ /* Alert the user */
+ TSIP_DIALOG_SIGNAL(self, tsip_event_code_dialog_terminating, "Terminating dialog");
- /* send BYE */
- if((ret = send_BYE(self)) == 0){
+ /* send BYE */
+ if((ret = send_BYE(self)) == 0) {
#if !TSIP_UNDER_APPLE // FIXME: hangs up on iOS (RTP transport runnable join never exits)
- // stop session manager
- if(self->msession_mgr && self->msession_mgr->started){
- tmedia_session_mgr_stop(self->msession_mgr);
- }
+ // stop session manager
+ if(self->msession_mgr && self->msession_mgr->started) {
+ tmedia_session_mgr_stop(self->msession_mgr);
+ }
#endif
- }
- return ret;
+ }
+ return ret;
}
/* Any -> (iBYE) -> Terminated */
int x0000_Any_2_Terminated_X_iBYE(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- const tsip_request_t *rBYE = va_arg(*app, const tsip_request_t *);
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ const tsip_request_t *rBYE = va_arg(*app, const tsip_request_t *);
- /* set last error (or info) */
- tsip_dialog_set_lasterror(TSIP_DIALOG(self), "Call Terminated", tsip_event_code_dialog_terminated);
+ /* set last error (or info) */
+ tsip_dialog_set_lasterror(TSIP_DIALOG(self), "Call Terminated", tsip_event_code_dialog_terminated);
- /* send 200 OK */
- return send_RESPONSE(self, rBYE, 200, "OK", tsk_false);
+ /* send 200 OK */
+ return send_RESPONSE(self, rBYE, 200, "OK", tsk_false);
}
/* Any -> Shutdown -> Terminated */
int x0000_Any_2_Trying_X_shutdown(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
-
- /* schedule shutdow timeout */
- TSIP_DIALOG_INVITE_TIMER_SCHEDULE(shutdown);
-
- /* alert user */
- TSIP_DIALOG_SIGNAL(self, tsip_event_code_dialog_terminating, "Terminating dialog");
-
- if(TSIP_DIALOG(self)->state == tsip_established){
- return send_BYE(self);
- }
- else if(TSIP_DIALOG(self)->state == tsip_early){
- return send_CANCEL(self);
- }
-
- return 0;
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+
+ /* schedule shutdow timeout */
+ TSIP_DIALOG_INVITE_TIMER_SCHEDULE(shutdown);
+
+ /* alert user */
+ TSIP_DIALOG_SIGNAL(self, tsip_event_code_dialog_terminating, "Terminating dialog");
+
+ if(TSIP_DIALOG(self)->state == tsip_established) {
+ return send_BYE(self);
+ }
+ else if(TSIP_DIALOG(self)->state == tsip_early) {
+ return send_CANCEL(self);
+ }
+
+ return 0;
}
/* Any -> (i1xx) -> Any */
int x0000_Any_2_Any_X_i1xx(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- const tsip_response_t *r1xx = va_arg(*app, const tsip_response_t *);
- int ret = 0;
-
- /* Update the dialog state */
- if((ret = tsip_dialog_update(TSIP_DIALOG(self), r1xx))){
- return ret;
- }
-
- /* RFC 3262 - 4 UAC Behavior
- If a provisional response is received for an initial request, and
- that response contains a Require header field containing the option
- tag 100rel, the response is to be sent reliably. If the response is
- a 100 (Trying) (as opposed to 101 to 199), this option tag MUST be
- ignored, and the procedures below MUST NOT be used.
-
- Assuming the response is to be transmitted reliably, the UAC MUST
- create a new request with method PRACK. This request is sent within
- the dialog associated with the provisional response (indeed, the
- provisional response may have created the dialog). PRACK requests
- MAY contain bodies, which are interpreted according to their type and
- disposition.
-
- Note that the PRACK is like any other non-INVITE request within a
- dialog. In particular, a UAC SHOULD NOT retransmit the PRACK request
- when it receives a retransmission of the provisional response being
- acknowledged, although doing so does not create a protocol error.
-
- Additional information: We should only process the SDP from reliable responses (require:100rel)
- but there was many problem with some clients sending SDP with this tag: tiscali, DTAG, samsung, ...
- */
- if((TSIP_RESPONSE_CODE(r1xx) >= 101 && TSIP_RESPONSE_CODE(r1xx) <=199)){
- /* Process Remote offer */
- if(TSIP_MESSAGE_HAS_CONTENT(r1xx) && (ret = tsip_dialog_invite_process_ro(self, r1xx))){
- /* Send Error */
- return ret;
- }
- // don't send PRACK if 100rel is only inside "supported" header
- if(tsip_message_required(r1xx, "100rel") && (ret = send_PRACK(self, r1xx))){
- return ret;
- }
- }
-
- /* QoS Reservation */
- if((self->qos.timer.id == TSK_INVALID_TIMER_ID) && tsip_message_required(r1xx, "precondition") && !tmedia_session_mgr_canresume(self->msession_mgr)){
- tsip_dialog_invite_qos_timer_schedule(self);
- }
-
- /* alert the user */
- ret = TSIP_DIALOG_INVITE_SIGNAL(self, tsip_ao_request,
- TSIP_RESPONSE_CODE(r1xx), TSIP_RESPONSE_PHRASE(r1xx), r1xx);
- if(self->is_transf){
- ret = tsip_dialog_invite_notify_parent(self, r1xx);
- }
-
- return ret;
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ const tsip_response_t *r1xx = va_arg(*app, const tsip_response_t *);
+ int ret = 0;
+
+ /* Update the dialog state */
+ if((ret = tsip_dialog_update(TSIP_DIALOG(self), r1xx))) {
+ return ret;
+ }
+
+ /* RFC 3262 - 4 UAC Behavior
+ If a provisional response is received for an initial request, and
+ that response contains a Require header field containing the option
+ tag 100rel, the response is to be sent reliably. If the response is
+ a 100 (Trying) (as opposed to 101 to 199), this option tag MUST be
+ ignored, and the procedures below MUST NOT be used.
+
+ Assuming the response is to be transmitted reliably, the UAC MUST
+ create a new request with method PRACK. This request is sent within
+ the dialog associated with the provisional response (indeed, the
+ provisional response may have created the dialog). PRACK requests
+ MAY contain bodies, which are interpreted according to their type and
+ disposition.
+
+ Note that the PRACK is like any other non-INVITE request within a
+ dialog. In particular, a UAC SHOULD NOT retransmit the PRACK request
+ when it receives a retransmission of the provisional response being
+ acknowledged, although doing so does not create a protocol error.
+
+ Additional information: We should only process the SDP from reliable responses (require:100rel)
+ but there was many problem with some clients sending SDP with this tag: tiscali, DTAG, samsung, ...
+ */
+ if((TSIP_RESPONSE_CODE(r1xx) >= 101 && TSIP_RESPONSE_CODE(r1xx) <=199)) {
+ /* Process Remote offer */
+ if(TSIP_MESSAGE_HAS_CONTENT(r1xx) && (ret = tsip_dialog_invite_process_ro(self, r1xx))) {
+ /* Send Error */
+ return ret;
+ }
+ // don't send PRACK if 100rel is only inside "supported" header
+ if(tsip_message_required(r1xx, "100rel") && (ret = send_PRACK(self, r1xx))) {
+ return ret;
+ }
+ }
+
+ /* QoS Reservation */
+ if((self->qos.timer.id == TSK_INVALID_TIMER_ID) && tsip_message_required(r1xx, "precondition") && !tmedia_session_mgr_canresume(self->msession_mgr)) {
+ tsip_dialog_invite_qos_timer_schedule(self);
+ }
+
+ /* alert the user */
+ ret = TSIP_DIALOG_INVITE_SIGNAL(self, tsip_ao_request,
+ TSIP_RESPONSE_CODE(r1xx), TSIP_RESPONSE_PHRASE(r1xx), r1xx);
+ if(self->is_transf) {
+ ret = tsip_dialog_invite_notify_parent(self, r1xx);
+ }
+
+ return ret;
}
/* Any -> (oINFO) -> Any */
int x0000_Any_2_Any_X_oINFO(va_list *app)
{
- tsip_dialog_invite_t *self;
- const tsip_action_t* action;
- tsip_request_t* rINFO;
-
- self = va_arg(*app, tsip_dialog_invite_t *);
- va_arg(*app, const tsip_message_t *);
- action = va_arg(*app, const tsip_action_t *);
-
- if((rINFO = tsip_dialog_request_new(TSIP_DIALOG(self), "INFO"))){
- int ret;
- if(action){
- ret = tsip_dialog_apply_action(TSIP_MESSAGE(rINFO), action);
- }
- ret = tsip_dialog_request_send(TSIP_DIALOG(self), rINFO);
- TSK_OBJECT_SAFE_FREE(rINFO);
- return ret;
- }
- else{
- TSK_DEBUG_ERROR("Failed to create new INFO request");
- return -1;
- }
+ tsip_dialog_invite_t *self;
+ const tsip_action_t* action;
+ tsip_request_t* rINFO;
+
+ self = va_arg(*app, tsip_dialog_invite_t *);
+ va_arg(*app, const tsip_message_t *);
+ action = va_arg(*app, const tsip_action_t *);
+
+ if((rINFO = tsip_dialog_request_new(TSIP_DIALOG(self), "INFO"))) {
+ int ret;
+ if(action) {
+ ret = tsip_dialog_apply_action(TSIP_MESSAGE(rINFO), action);
+ }
+ ret = tsip_dialog_request_send(TSIP_DIALOG(self), rINFO);
+ TSK_OBJECT_SAFE_FREE(rINFO);
+ return ret;
+ }
+ else {
+ TSK_DEBUG_ERROR("Failed to create new INFO request");
+ return -1;
+ }
}
int x0000_Any_2_Any_X_iINFO(va_list *app)
{
- tsip_dialog_invite_t * self = va_arg(*app, tsip_dialog_invite_t *);
- tsip_request_t* rINFO = (tsip_request_t*)va_arg(*app, const tsip_message_t *);
- int ret = -1;
-
- if (rINFO){
- ret = send_RESPONSE(self, rINFO, 200, "Ok", tsk_false);
- {
- // int tmedia_session_mgr_recv_rtcp_event(tmedia_session_mgr_t* self, tmedia_type_t media_type, tmedia_rtcp_event_type_t event_type, uint32_t ssrc_media);
- if (self->msession_mgr && TSIP_MESSAGE_HAS_CONTENT(rINFO)){
- if (tsk_striequals("application/media_control+xml", TSIP_MESSAGE_CONTENT_TYPE(rINFO))){ /* rfc5168: XML Schema for Media Control */
- static uint32_t __ssrc_media_fake = 0;
- static tmedia_type_t __tmedia_type_video = tmedia_video; // TODO: add bfcpvideo?
- const char* content_ptr = (const char*)TSIP_MESSAGE_CONTENT_DATA(rINFO);
- tsk_size_t content_size = (tsk_size_t)TSIP_MESSAGE_CONTENT_DATA_LENGTH(rINFO);
- tsk_bool_t is_fir = tsk_false;
- uint64_t sessionId = 0;
+ tsip_dialog_invite_t * self = va_arg(*app, tsip_dialog_invite_t *);
+ tsip_request_t* rINFO = (tsip_request_t*)va_arg(*app, const tsip_message_t *);
+ int ret = -1;
+
+ if (rINFO) {
+ ret = send_RESPONSE(self, rINFO, 200, "Ok", tsk_false);
+ {
+ // int tmedia_session_mgr_recv_rtcp_event(tmedia_session_mgr_t* self, tmedia_type_t media_type, tmedia_rtcp_event_type_t event_type, uint32_t ssrc_media);
+ if (self->msession_mgr && TSIP_MESSAGE_HAS_CONTENT(rINFO)) {
+ if (tsk_striequals("application/media_control+xml", TSIP_MESSAGE_CONTENT_TYPE(rINFO))) { /* rfc5168: XML Schema for Media Control */
+ static uint32_t __ssrc_media_fake = 0;
+ static tmedia_type_t __tmedia_type_video = tmedia_video; // TODO: add bfcpvideo?
+ const char* content_ptr = (const char*)TSIP_MESSAGE_CONTENT_DATA(rINFO);
+ tsk_size_t content_size = (tsk_size_t)TSIP_MESSAGE_CONTENT_DATA_LENGTH(rINFO);
+ tsk_bool_t is_fir = tsk_false;
+ uint64_t sessionId = 0;
#if HAVE_LIBXML2
- {
- xmlDoc *pDoc;
- xmlNode *pRootElement;
- xmlXPathContext *pPathCtx;
- xmlXPathObject *pPathObj;
- static const xmlChar* __xpath_expr_picture_fast_update = (const xmlChar*)"/media_control/vc_primitive/to_encoder/picture_fast_update";
- static const xmlChar* __xpath_expr_stream_id = (const xmlChar*)"/media_control/vc_primitive/stream_id";
-
- if (!(pDoc = xmlParseDoc(content_ptr))) {
- TSK_DEBUG_ERROR("Failed to parse XML content [%s]", content_ptr);
- return 0;
- }
- if (!(pRootElement = xmlDocGetRootElement(pDoc))) {
- TSK_DEBUG_ERROR("Failed to get root element from XML content [%s]", content_ptr);
- xmlFreeDoc(pDoc);
- return 0;
- }
- if (!(pPathCtx = xmlXPathNewContext(pDoc))) {
- TSK_DEBUG_ERROR("Failed to create path context from XML content [%s]", content_ptr);
- xmlFreeDoc(pDoc);
- return 0;
- }
- // picture_fast_update
- if (!(pPathObj = xmlXPathEvalExpression(__xpath_expr_picture_fast_update, pPathCtx))) {
- TSK_DEBUG_ERROR("Error: unable to evaluate xpath expression: %s", __xpath_expr_picture_fast_update);
- xmlXPathFreeContext(pPathCtx);
- xmlFreeDoc(pDoc);
- return 0;
- }
- is_fir = (pPathObj->type == XPATH_NODESET && pPathObj->nodesetval->nodeNr > 0);
- xmlXPathFreeObject(pPathObj);
- // stream_id
- if (!(pPathObj = xmlXPathEvalExpression(__xpath_expr_stream_id, pPathCtx))) {
- TSK_DEBUG_ERROR("Error: unable to evaluate xpath expression: %s", __xpath_expr_stream_id);
- xmlXPathFreeContext(pPathCtx);
- xmlFreeDoc(pDoc);
- }
- else if (pPathObj->type == XPATH_NODESET && pPathObj->nodesetval->nodeNr > 0 && pPathObj->nodesetval->nodeTab[0]->children && pPathObj->nodesetval->nodeTab[0]->children->content) {
- sessionId = tsk_atoi64((const char*)pPathObj->nodesetval->nodeTab[0]->children->content);
- }
- xmlXPathFreeObject(pPathObj);
-
- xmlXPathFreeContext(pPathCtx);
- xmlFreeDoc(pDoc);
- }
+ {
+ xmlDoc *pDoc;
+ xmlNode *pRootElement;
+ xmlXPathContext *pPathCtx;
+ xmlXPathObject *pPathObj;
+ static const xmlChar* __xpath_expr_picture_fast_update = (const xmlChar*)"/media_control/vc_primitive/to_encoder/picture_fast_update";
+ static const xmlChar* __xpath_expr_stream_id = (const xmlChar*)"/media_control/vc_primitive/stream_id";
+
+ if (!(pDoc = xmlParseDoc(content_ptr))) {
+ TSK_DEBUG_ERROR("Failed to parse XML content [%s]", content_ptr);
+ return 0;
+ }
+ if (!(pRootElement = xmlDocGetRootElement(pDoc))) {
+ TSK_DEBUG_ERROR("Failed to get root element from XML content [%s]", content_ptr);
+ xmlFreeDoc(pDoc);
+ return 0;
+ }
+ if (!(pPathCtx = xmlXPathNewContext(pDoc))) {
+ TSK_DEBUG_ERROR("Failed to create path context from XML content [%s]", content_ptr);
+ xmlFreeDoc(pDoc);
+ return 0;
+ }
+ // picture_fast_update
+ if (!(pPathObj = xmlXPathEvalExpression(__xpath_expr_picture_fast_update, pPathCtx))) {
+ TSK_DEBUG_ERROR("Error: unable to evaluate xpath expression: %s", __xpath_expr_picture_fast_update);
+ xmlXPathFreeContext(pPathCtx);
+ xmlFreeDoc(pDoc);
+ return 0;
+ }
+ is_fir = (pPathObj->type == XPATH_NODESET && pPathObj->nodesetval->nodeNr > 0);
+ xmlXPathFreeObject(pPathObj);
+ // stream_id
+ if (!(pPathObj = xmlXPathEvalExpression(__xpath_expr_stream_id, pPathCtx))) {
+ TSK_DEBUG_ERROR("Error: unable to evaluate xpath expression: %s", __xpath_expr_stream_id);
+ xmlXPathFreeContext(pPathCtx);
+ xmlFreeDoc(pDoc);
+ }
+ else if (pPathObj->type == XPATH_NODESET && pPathObj->nodesetval->nodeNr > 0 && pPathObj->nodesetval->nodeTab[0]->children && pPathObj->nodesetval->nodeTab[0]->children->content) {
+ sessionId = tsk_atoi64((const char*)pPathObj->nodesetval->nodeTab[0]->children->content);
+ }
+ xmlXPathFreeObject(pPathObj);
+
+ xmlXPathFreeContext(pPathCtx);
+ xmlFreeDoc(pDoc);
+ }
#else
- is_fir = (tsk_strcontains(content_ptr, content_size, "to_encoder") && tsk_strcontains(content_ptr, content_size, "picture_fast_update"));
+ is_fir = (tsk_strcontains(content_ptr, content_size, "to_encoder") && tsk_strcontains(content_ptr, content_size, "picture_fast_update"));
#endif
- if (is_fir) {
- TSK_DEBUG_INFO("Incoming SIP INFO(picture_fast_update)");
- ret = sessionId
- ? tmedia_session_mgr_recv_rtcp_event_2(self->msession_mgr, tmedia_rtcp_event_type_fir, sessionId)
- : tmedia_session_mgr_recv_rtcp_event(self->msession_mgr, __tmedia_type_video, tmedia_rtcp_event_type_fir, __ssrc_media_fake);
- }
- else {
- TSK_DEBUG_INFO("Incoming SIP INFO(unknown)");
- }
- }
- }
- }
- TSIP_DIALOG_INVITE_SIGNAL(self, tsip_i_request,
- tsip_event_code_dialog_request_incoming, "Incoming Request", rINFO);
- }
-
- return ret;
+ if (is_fir) {
+ TSK_DEBUG_INFO("Incoming SIP INFO(picture_fast_update)");
+ ret = sessionId
+ ? tmedia_session_mgr_recv_rtcp_event_2(self->msession_mgr, tmedia_rtcp_event_type_fir, sessionId)
+ : tmedia_session_mgr_recv_rtcp_event(self->msession_mgr, __tmedia_type_video, tmedia_rtcp_event_type_fir, __ssrc_media_fake);
+ }
+ else {
+ TSK_DEBUG_INFO("Incoming SIP INFO(unknown)");
+ }
+ }
+ }
+ }
+ TSIP_DIALOG_INVITE_SIGNAL(self, tsip_i_request,
+ tsip_event_code_dialog_request_incoming, "Incoming Request", rINFO);
+ }
+
+ return ret;
}
int x9998_Any_2_Terminated_X_transportError(va_list *app)
{
- tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
+ tsip_dialog_invite_t *self = va_arg(*app, tsip_dialog_invite_t *);
- /* set last error (or info) */
- tsip_dialog_set_lasterror(TSIP_DIALOG(self), "Transport error", tsip_event_code_dialog_terminated);
+ /* set last error (or info) */
+ tsip_dialog_set_lasterror(TSIP_DIALOG(self), "Transport error", tsip_event_code_dialog_terminated);
- return 0;
+ return 0;
}
int x9999_Any_2_Any_X_Error(va_list *app)
{
- return 0;
+ return 0;
}
@@ -1070,768 +1066,769 @@ int x9999_Any_2_Any_X_Error(va_list *app)
int tsip_dialog_invite_msession_configure(tsip_dialog_invite_t *self)
{
- tmedia_srtp_mode_t srtp_mode;
- tmedia_mode_t avpf_mode;
- tsk_bool_t is_rtcweb_enabled;
- tsk_bool_t is_webrtc2sip_mode_enabled;
-
- if(!self || !self->msession_mgr){
- TSK_DEBUG_ERROR("Invalid parameter");
- return -1;
- }
-
- is_webrtc2sip_mode_enabled = (TSIP_DIALOG_GET_STACK(self)->network.mode == tsip_stack_mode_webrtc2sip);
- is_rtcweb_enabled = (((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.profile == tmedia_profile_rtcweb);
- srtp_mode = is_rtcweb_enabled ? tmedia_srtp_mode_mandatory : ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.srtp_mode;
- avpf_mode = is_rtcweb_enabled ? tmedia_mode_mandatory : ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.avpf_mode;
-
- // set callback functions
- tmedia_session_mgr_set_onerror_cbfn(self->msession_mgr, self, tsip_dialog_invite_msession_onerror_cb);
- tmedia_session_mgr_set_rfc5168_cbfn(self->msession_mgr, self, tsip_dialog_invite_msession_rfc5168_cb);
-
- // set params
- return tmedia_session_mgr_set(self->msession_mgr,
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "srtp-mode", srtp_mode),
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "avpf-mode", avpf_mode),
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "webrtc2sip-mode-enabled", is_webrtc2sip_mode_enabled), // hack the media stack
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "rtcp-enabled", self->use_rtcp),
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "rtcpmux-enabled", self->use_rtcpmux),
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "codecs-supported", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.codecs),
-
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "bypass-encoding", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.bypass_encoding),
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "bypass-decoding", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.bypass_decoding),
-
- TMEDIA_SESSION_SET_INT32(tmedia_audio, "rtp-ssrc", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.rtp.ssrc.audio),
- TMEDIA_SESSION_SET_INT32(tmedia_video, "rtp-ssrc", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.rtp.ssrc.video),
-
- TMEDIA_SESSION_SET_STR(self->msession_mgr->type, "dtls-file-ca", TSIP_DIALOG_GET_STACK(self)->security.tls.ca),
- TMEDIA_SESSION_SET_STR(self->msession_mgr->type, "dtls-file-pbk", TSIP_DIALOG_GET_STACK(self)->security.tls.pbk),
- TMEDIA_SESSION_SET_STR(self->msession_mgr->type, "dtls-file-pvk", TSIP_DIALOG_GET_STACK(self)->security.tls.pvk),
- TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "dtls-cert-verify", TSIP_DIALOG_GET_STACK(self)->security.tls.verify),
-
- TMEDIA_SESSION_SET_INT32(tmedia_video, "fps", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.video_fps),
- TMEDIA_SESSION_SET_INT32(tmedia_video, "bandwidth-max-upload", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.video_bw_up),
- TMEDIA_SESSION_SET_INT32(tmedia_video, "bandwidth-max-download", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.video_bw_down),
- TMEDIA_SESSION_SET_INT32(tmedia_video, "pref-size", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.video_pref_size),
-
- tsk_null);
+ tmedia_srtp_mode_t srtp_mode;
+ tmedia_mode_t avpf_mode;
+ tsk_bool_t is_rtcweb_enabled;
+ tsk_bool_t is_webrtc2sip_mode_enabled;
+
+ if(!self || !self->msession_mgr) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ is_webrtc2sip_mode_enabled = (TSIP_DIALOG_GET_STACK(self)->network.mode == tsip_stack_mode_webrtc2sip);
+ is_rtcweb_enabled = (((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.profile == tmedia_profile_rtcweb);
+ srtp_mode = is_rtcweb_enabled ? tmedia_srtp_mode_mandatory : ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.srtp_mode;
+ avpf_mode = is_rtcweb_enabled ? tmedia_mode_mandatory : ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.avpf_mode;
+
+ // set callback functions
+ tmedia_session_mgr_set_onerror_cbfn(self->msession_mgr, self, tsip_dialog_invite_msession_onerror_cb);
+ tmedia_session_mgr_set_rfc5168_cbfn(self->msession_mgr, self, tsip_dialog_invite_msession_rfc5168_cb);
+
+ // set params
+ return tmedia_session_mgr_set(self->msession_mgr,
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "srtp-mode", srtp_mode),
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "avpf-mode", avpf_mode),
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "webrtc2sip-mode-enabled", is_webrtc2sip_mode_enabled), // hack the media stack
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "rtcp-enabled", self->use_rtcp),
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "rtcpmux-enabled", self->use_rtcpmux),
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "codecs-supported", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.codecs),
+
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "bypass-encoding", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.bypass_encoding),
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "bypass-decoding", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.bypass_decoding),
+
+ TMEDIA_SESSION_SET_INT32(tmedia_audio, "rtp-ssrc", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.rtp.ssrc.audio),
+ TMEDIA_SESSION_SET_INT32(tmedia_video, "rtp-ssrc", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.rtp.ssrc.video),
+
+ TMEDIA_SESSION_SET_STR(self->msession_mgr->type, "dtls-file-ca", TSIP_DIALOG_GET_STACK(self)->security.tls.ca),
+ TMEDIA_SESSION_SET_STR(self->msession_mgr->type, "dtls-file-pbk", TSIP_DIALOG_GET_STACK(self)->security.tls.pbk),
+ TMEDIA_SESSION_SET_STR(self->msession_mgr->type, "dtls-file-pvk", TSIP_DIALOG_GET_STACK(self)->security.tls.pvk),
+ TMEDIA_SESSION_SET_INT32(self->msession_mgr->type, "dtls-cert-verify", TSIP_DIALOG_GET_STACK(self)->security.tls.verify),
+
+ TMEDIA_SESSION_SET_INT32(tmedia_video, "fps", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.video_fps),
+ TMEDIA_SESSION_SET_INT32(tmedia_video, "bandwidth-max-upload", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.video_bw_up),
+ TMEDIA_SESSION_SET_INT32(tmedia_video, "bandwidth-max-download", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.video_bw_down),
+ TMEDIA_SESSION_SET_INT32(tmedia_video, "pref-size", ((tsip_ssession_t*)TSIP_DIALOG(self)->ss)->media.video_pref_size),
+
+ tsk_null);
}
int tsip_dialog_invite_msession_start(tsip_dialog_invite_t *self)
{
- if(!self || !self->msession_mgr){
- TSK_DEBUG_ERROR("Invalid parameter");
- return -1;
- }
-
- if(tsip_dialog_invite_ice_is_enabled(self) && !tsip_dialog_invite_ice_is_connected(self)){
- if(self->msession_mgr->type != self->ice.media_type){
- TSK_DEBUG_INFO("Media session type(%d)<>ICE media type(%d)", self->msession_mgr->type, self->ice.media_type);
- // make sure to use the right media types
- tsip_dialog_invite_ice_set_media_type(self, self->msession_mgr->type);
- }
- self->ice.start_smgr = tsk_true;
- }
- else{
- self->ice.start_smgr = tsk_false;
- return tmedia_session_mgr_start(self->msession_mgr);
- }
- return 0;
+ if(!self || !self->msession_mgr) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ if(tsip_dialog_invite_ice_is_enabled(self) && !tsip_dialog_invite_ice_is_connected(self)) {
+ if(self->msession_mgr->type != self->ice.media_type) {
+ TSK_DEBUG_INFO("Media session type(%d)<>ICE media type(%d)", self->msession_mgr->type, self->ice.media_type);
+ // make sure to use the right media types
+ tsip_dialog_invite_ice_set_media_type(self, self->msession_mgr->type);
+ }
+ self->ice.start_smgr = tsk_true;
+ }
+ else {
+ self->ice.start_smgr = tsk_false;
+ return tmedia_session_mgr_start(self->msession_mgr);
+ }
+ return 0;
}
// send INVITE/UPDATE request
int send_INVITEorUPDATE(tsip_dialog_invite_t *self, tsk_bool_t is_INVITE, tsk_bool_t force_sdp)
{
- int ret = -1;
- tsip_request_t *request = tsk_null;
- tsk_bool_t bodiless = tsk_false;
+ int ret = -1;
+ tsip_request_t *request = tsk_null;
+ tsk_bool_t bodiless = tsk_false;
#if BODILESS_INVITE
- if(TSIP_DIALOG(self)->state == tsip_initial){
- bodiless = tsk_true;
- }
+ if(TSIP_DIALOG(self)->state == tsip_initial) {
+ bodiless = tsk_true;
+ }
#endif
- if(!self){
- TSK_DEBUG_ERROR("Invalid parameter");
- goto bail;
- }
-
- if((request = tsip_dialog_request_new(TSIP_DIALOG(self), is_INVITE ? "INVITE" : "UPDATE"))){
- /* apply action params to the request (will add a content if the action contains one) */
- if(TSIP_DIALOG(self)->curr_action){
- tsip_dialog_apply_action(request, TSIP_DIALOG(self)->curr_action);
- }
-
- if(!bodiless){
- /* add our payload if current action does not have one */
- if((force_sdp || is_INVITE) || ((self->msession_mgr && self->msession_mgr->state_changed) || (TSIP_DIALOG(self)->state == tsip_initial))){
- if(!TSIP_DIALOG(self)->curr_action || !TSIP_DIALOG(self)->curr_action->payload){
- const tsdp_message_t* sdp_lo;
- char* sdp;
- if((sdp_lo = tmedia_session_mgr_get_lo(self->msession_mgr)) && (sdp = tsdp_message_tostring(sdp_lo))){
- tsip_message_add_content(request, "application/sdp", sdp, tsk_strlen(sdp));
- if(tsip_dialog_invite_ice_is_enabled(self)){
- ret = tsip_dialog_invite_ice_process_lo(self, sdp_lo);
- }
- TSK_FREE(sdp);
- }
- }
- }
- }
-
- /* Session timers */
- if(self->stimers.timer.timeout){
- if(self->required.timer){
- tsip_message_add_headers(request,
- TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(self->stimers.timer.timeout, !self->stimers.is_refresher),
- TSIP_HEADER_REQUIRE_VA_ARGS("timer"),
- tsk_null
- );
- }
- else if(self->supported.timer){
- tsip_message_add_headers(request,
- TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(self->stimers.timer.timeout, !self->stimers.is_refresher),
- TSIP_HEADER_SUPPORTED_VA_ARGS("timer"),
- tsk_null
- );
- }
-
- }
-
- if(self->stimers.minse){
- tsip_message_add_headers(request,
- TSIP_HEADER_MIN_SE_VA_ARGS(self->stimers.minse),
- tsk_null
- );
- }
-
- /* 100rel */
- if(self->required._100rel){
- tsip_message_add_headers(request,
- TSIP_HEADER_REQUIRE_VA_ARGS("100rel"),
- tsk_null
- );
- }
- else if(self->supported._100rel){
- tsip_message_add_headers(request,
- TSIP_HEADER_SUPPORTED_VA_ARGS("100rel"),
- tsk_null
- );
- }
-
- /* QoS */
- if(self->required.precondition){
- tsip_message_add_headers(request,
- TSIP_HEADER_REQUIRE_VA_ARGS("precondition"),
- tsk_null
- );
- }
- else if(self->supported.precondition){
- tsip_message_add_headers(request,
- TSIP_HEADER_SUPPORTED_VA_ARGS("precondition"),
- tsk_null
- );
- }
-
-
- /* Always added headers */
- // Explicit Communication Transfer (3GPP TS 24.629)
- /*tsip_message_add_headers(request,
- TSIP_HEADER_SUPPORTED_VA_ARGS("norefersub,replaces"),
- tsk_null
- );*/
-
- /* send the request */
- ret = tsip_dialog_request_send(TSIP_DIALOG(self), request);
- if(ret == 0){
- /* update last INVITE */
- TSK_OBJECT_SAFE_FREE(self->last_oInvite);
- self->last_oInvite = request;
- }
- else{
- TSK_OBJECT_SAFE_FREE(request);
- }
- }
+ if(!self) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ goto bail;
+ }
+
+ if((request = tsip_dialog_request_new(TSIP_DIALOG(self), is_INVITE ? "INVITE" : "UPDATE"))) {
+ /* apply action params to the request (will add a content if the action contains one) */
+ if(TSIP_DIALOG(self)->curr_action) {
+ tsip_dialog_apply_action(request, TSIP_DIALOG(self)->curr_action);
+ }
+
+ if(!bodiless) {
+ /* add our payload if current action does not have one */
+ if((force_sdp || is_INVITE) || ((self->msession_mgr && self->msession_mgr->state_changed) || (TSIP_DIALOG(self)->state == tsip_initial))) {
+ if(!TSIP_DIALOG(self)->curr_action || !TSIP_DIALOG(self)->curr_action->payload) {
+ const tsdp_message_t* sdp_lo;
+ char* sdp;
+ if((sdp_lo = tmedia_session_mgr_get_lo(self->msession_mgr)) && (sdp = tsdp_message_tostring(sdp_lo))) {
+ tsip_message_add_content(request, "application/sdp", sdp, tsk_strlen(sdp));
+ if(tsip_dialog_invite_ice_is_enabled(self)) {
+ ret = tsip_dialog_invite_ice_process_lo(self, sdp_lo);
+ }
+ TSK_FREE(sdp);
+ }
+ }
+ }
+ }
+
+ /* Session timers */
+ if(self->stimers.timer.timeout) {
+ if(self->required.timer) {
+ tsip_message_add_headers(request,
+ TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(self->stimers.timer.timeout, !self->stimers.is_refresher),
+ TSIP_HEADER_REQUIRE_VA_ARGS("timer"),
+ tsk_null
+ );
+ }
+ else if(self->supported.timer) {
+ tsip_message_add_headers(request,
+ TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(self->stimers.timer.timeout, !self->stimers.is_refresher),
+ TSIP_HEADER_SUPPORTED_VA_ARGS("timer"),
+ tsk_null
+ );
+ }
+
+ }
+
+ if(self->stimers.minse) {
+ tsip_message_add_headers(request,
+ TSIP_HEADER_MIN_SE_VA_ARGS(self->stimers.minse),
+ tsk_null
+ );
+ }
+
+ /* 100rel */
+ if(self->required._100rel) {
+ tsip_message_add_headers(request,
+ TSIP_HEADER_REQUIRE_VA_ARGS("100rel"),
+ tsk_null
+ );
+ }
+ else if(self->supported._100rel) {
+ tsip_message_add_headers(request,
+ TSIP_HEADER_SUPPORTED_VA_ARGS("100rel"),
+ tsk_null
+ );
+ }
+
+ /* QoS */
+ if(self->required.precondition) {
+ tsip_message_add_headers(request,
+ TSIP_HEADER_REQUIRE_VA_ARGS("precondition"),
+ tsk_null
+ );
+ }
+ else if(self->supported.precondition) {
+ tsip_message_add_headers(request,
+ TSIP_HEADER_SUPPORTED_VA_ARGS("precondition"),
+ tsk_null
+ );
+ }
+
+
+ /* Always added headers */
+ // Explicit Communication Transfer (3GPP TS 24.629)
+ /*tsip_message_add_headers(request,
+ TSIP_HEADER_SUPPORTED_VA_ARGS("norefersub,replaces"),
+ tsk_null
+ );*/
+
+ /* send the request */
+ ret = tsip_dialog_request_send(TSIP_DIALOG(self), request);
+ if(ret == 0) {
+ /* update last INVITE */
+ TSK_OBJECT_SAFE_FREE(self->last_oInvite);
+ self->last_oInvite = request;
+ }
+ else {
+ TSK_OBJECT_SAFE_FREE(request);
+ }
+ }
bail:
- return ret;
+ return ret;
}
// Send PRACK
int send_PRACK(tsip_dialog_invite_t *self, const tsip_response_t* r1xx)
{
- // "Require: 100rel\r\n" should be checked by the caller of this function
- int ret = -1;
- tsip_request_t *request = tsk_null;
- const tsip_header_RSeq_t* RSeq;
-
- if(!self || !r1xx || !r1xx->CSeq){
- TSK_DEBUG_ERROR("Invalid parameter");
- goto bail;
- }
-
-
- /* RFC 3262 - 4 UAC Behavior
- The UAC MUST maintain a sequence number that indicates the most recently
- received in-order reliable provisional response for the initial request.
- */
- if((RSeq = (const tsip_header_RSeq_t*)tsip_message_get_header(r1xx, tsip_htype_RSeq))){
-
- /* RFC 3262 - 4 UAC Behavior
- If the UAC receives another reliable provisional
- response to the same request, and its RSeq value is not one higher
- than the value of the sequence number, that response MUST NOT be
- acknowledged with a PRACK, and MUST NOT be processed further by the
- UAC. An implementation MAY discard the response, or MAY cache the
- response in the hopes of receiving the missing responses.
- */
- if(self->rseq && (RSeq->seq <= self->rseq)){
- TSK_DEBUG_WARN("1xx.RSeq value is not one higher than lastINVITE.RSeq.");
- ret = 0; /* Not error */
- goto bail;
- }
- self->rseq = RSeq->seq;
- }
-
- /* RFC 3262 - 4 UAC Behavior
- Assuming the response is to be transmitted reliably, the UAC MUST
- create a new request with method PRACK.
- */
- if(!(request = tsip_dialog_request_new(TSIP_DIALOG(self), "PRACK"))){
- goto bail;
- }
-
- /* RFC 3262 - 7.2 RAck
- The first number is the value from the RSeq header in the provisional
- response that is being acknowledged. The next number, and the
- method, are copied from the CSeq in the response that is being
- acknowledged. The method name in the RAck header is case sensitive.
- */
- TSIP_MESSAGE_ADD_HEADER(request, TSIP_HEADER_RACK_VA_ARGS(self->rseq, r1xx->CSeq->seq, r1xx->CSeq->method));
- //TSIP_MESSAGE_ADD_HEADER(request, TSIP_HEADER_DUMMY_VA_ARGS("Test", "value"));
-
- /* Initial INVITE was a bodiless request and 100rel is supported (I'm Alice)
- 1. Alice sends an initial INVITE without offer
- 2. Bob's answer is sent in the first reliable provisional response, in this case it's a 1xx INVITE response
- 3. Alice's answer is sent in the PRACK response
- */
- if(self->is_client && (self->last_oInvite && !TSIP_MESSAGE_HAS_CONTENT(self->last_oInvite))){
- const tsdp_message_t* sdp_lo;
- char* sdp;
- if((sdp_lo = tmedia_session_mgr_get_lo(self->msession_mgr)) && (sdp = tsdp_message_tostring(sdp_lo))){
- tsip_message_add_content(request, "application/sdp", sdp, tsk_strlen(sdp));
- TSK_FREE(sdp);
- }
- }
-
- // Send request
- ret = tsip_dialog_request_send(TSIP_DIALOG(self), request);
-
+ // "Require: 100rel\r\n" should be checked by the caller of this function
+ int ret = -1;
+ tsip_request_t *request = tsk_null;
+ const tsip_header_RSeq_t* RSeq;
+
+ if(!self || !r1xx || !r1xx->CSeq) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ goto bail;
+ }
+
+
+ /* RFC 3262 - 4 UAC Behavior
+ The UAC MUST maintain a sequence number that indicates the most recently
+ received in-order reliable provisional response for the initial request.
+ */
+ if((RSeq = (const tsip_header_RSeq_t*)tsip_message_get_header(r1xx, tsip_htype_RSeq))) {
+
+ /* RFC 3262 - 4 UAC Behavior
+ If the UAC receives another reliable provisional
+ response to the same request, and its RSeq value is not one higher
+ than the value of the sequence number, that response MUST NOT be
+ acknowledged with a PRACK, and MUST NOT be processed further by the
+ UAC. An implementation MAY discard the response, or MAY cache the
+ response in the hopes of receiving the missing responses.
+ */
+ if(self->rseq && (RSeq->seq <= self->rseq)) {
+ TSK_DEBUG_WARN("1xx.RSeq value is not one higher than lastINVITE.RSeq.");
+ ret = 0; /* Not error */
+ goto bail;
+ }
+ self->rseq = RSeq->seq;
+ }
+
+ /* RFC 3262 - 4 UAC Behavior
+ Assuming the response is to be transmitted reliably, the UAC MUST
+ create a new request with method PRACK.
+ */
+ if(!(request = tsip_dialog_request_new(TSIP_DIALOG(self), "PRACK"))) {
+ goto bail;
+ }
+
+ /* RFC 3262 - 7.2 RAck
+ The first number is the value from the RSeq header in the provisional
+ response that is being acknowledged. The next number, and the
+ method, are copied from the CSeq in the response that is being
+ acknowledged. The method name in the RAck header is case sensitive.
+ */
+ TSIP_MESSAGE_ADD_HEADER(request, TSIP_HEADER_RACK_VA_ARGS(self->rseq, r1xx->CSeq->seq, r1xx->CSeq->method));
+ //TSIP_MESSAGE_ADD_HEADER(request, TSIP_HEADER_DUMMY_VA_ARGS("Test", "value"));
+
+ /* Initial INVITE was a bodiless request and 100rel is supported (I'm Alice)
+ 1. Alice sends an initial INVITE without offer
+ 2. Bob's answer is sent in the first reliable provisional response, in this case it's a 1xx INVITE response
+ 3. Alice's answer is sent in the PRACK response
+ */
+ if(self->is_client && (self->last_oInvite && !TSIP_MESSAGE_HAS_CONTENT(self->last_oInvite))) {
+ const tsdp_message_t* sdp_lo;
+ char* sdp;
+ if((sdp_lo = tmedia_session_mgr_get_lo(self->msession_mgr)) && (sdp = tsdp_message_tostring(sdp_lo))) {
+ tsip_message_add_content(request, "application/sdp", sdp, tsk_strlen(sdp));
+ TSK_FREE(sdp);
+ }
+ }
+
+ // Send request
+ ret = tsip_dialog_request_send(TSIP_DIALOG(self), request);
+
bail:
- TSK_OBJECT_SAFE_FREE(request);
- return ret;
+ TSK_OBJECT_SAFE_FREE(request);
+ return ret;
}
// Send CANCEL
int send_CANCEL(tsip_dialog_invite_t *self)
{
- int ret = -1;
- if(!self){
- TSK_DEBUG_ERROR("Invalid parameter");
- goto bail;
- }
- /* RFC 3261 - 9 Canceling a Request
- If the request being cancelled contains a Route header field, the
- CANCEL request MUST include that Route header field's values.
- ==> up to tsip_dialog_request_new()
- */
-
- /* RFC 3261 - 9 Canceling a Request
- Once the CANCEL is constructed, the client SHOULD check whether it
- has received any response (provisional or final) for the request
- being cancelled (herein referred to as the "original request").
-
- If no provisional response has been received, the CANCEL request MUST
- NOT be sent; rather, the client MUST wait for the arrival of a
- provisional response before sending the request.
- ==> up to the caller to check that we are not in the initial state and the FSM
- is in Trying state.
- */
-
- /* RFC 3261 - 9 Canceling a Request
- The following procedures are used to construct a CANCEL request. The
- Request-URI, Call-ID, To, the numeric part of CSeq, and From header
- fields in the CANCEL request MUST be identical to those in the
- request being cancelled, including tags. A CANCEL constructed by a
- client MUST have only a single Via header field value matching the
- top Via value in the request being cancelled. Using the same values
- for these header fields allows the CANCEL to be matched with the
- request it cancels (Section 9.2 indicates how such matching occurs).
- However, the method part of the CSeq header field MUST have a value
- of CANCEL. This allows it to be identified and processed as a
- transaction in its own right (See Section 17)
- */
- if(self->last_oInvite){
- /* to avoid concurrent access, take a reference to the request */
- tsip_request_t* last_oInvite = tsk_object_ref(self->last_oInvite);
- tsip_request_t* cancel;
-
- if((cancel = tsip_request_create("CANCEL", last_oInvite->line.request.uri))){
- const tsk_list_item_t* item;
- const tsip_header_t* header;
-
- tsip_message_add_headers(cancel,
- TSIP_HEADER_CSEQ_VA_ARGS(last_oInvite->CSeq->seq, "CANCEL"),
- TSIP_HEADER_MAX_FORWARDS_VA_ARGS(TSIP_HEADER_MAX_FORWARDS_DEFAULT),
- TSIP_HEADER_CONTENT_LENGTH_VA_ARGS(0),
- tsk_null);
-
- cancel->Call_ID = tsk_object_ref(last_oInvite->Call_ID);
- cancel->To = tsk_object_ref(last_oInvite->To);
- cancel->From = tsk_object_ref(last_oInvite->From);
- cancel->firstVia = tsk_object_ref(last_oInvite->firstVia);
- cancel->sigcomp_id = tsk_strdup(TSIP_DIALOG_GET_SS(self)->sigcomp_id);
-
- // Copy Authorizations, Routes and Proxy-Auth
- tsk_list_foreach(item, last_oInvite->headers){
- if(!(header = TSIP_HEADER(item->data))){
- continue;
- }
-
- switch(header->type){
- case tsip_htype_Route:
- case tsip_htype_Proxy_Authorization:
- case tsip_htype_Authorization:
- header = tsk_object_ref((void*)header);
- if(!cancel->headers){
- cancel->headers = tsk_list_create();
- }
- tsk_list_push_back_data(cancel->headers, (void**)&header);
- break;
- default: break;
- }
- }
-
- ret = tsip_dialog_add_session_headers(TSIP_DIALOG(self), cancel);
- ret = tsip_dialog_request_send(TSIP_DIALOG(self), cancel);
- TSK_OBJECT_SAFE_FREE(cancel);
- }
- else{
- TSK_DEBUG_ERROR("Failed to create CANCEL request");
- ret = -2;
- }
-
- TSK_OBJECT_SAFE_FREE(last_oInvite);
- return ret;
- }
- else{
- TSK_DEBUG_WARN("There is no INVITE request to cancel");
- return 0;
- }
+ int ret = -1;
+ if(!self) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ goto bail;
+ }
+ /* RFC 3261 - 9 Canceling a Request
+ If the request being cancelled contains a Route header field, the
+ CANCEL request MUST include that Route header field's values.
+ ==> up to tsip_dialog_request_new()
+ */
+
+ /* RFC 3261 - 9 Canceling a Request
+ Once the CANCEL is constructed, the client SHOULD check whether it
+ has received any response (provisional or final) for the request
+ being cancelled (herein referred to as the "original request").
+
+ If no provisional response has been received, the CANCEL request MUST
+ NOT be sent; rather, the client MUST wait for the arrival of a
+ provisional response before sending the request.
+ ==> up to the caller to check that we are not in the initial state and the FSM
+ is in Trying state.
+ */
+
+ /* RFC 3261 - 9 Canceling a Request
+ The following procedures are used to construct a CANCEL request. The
+ Request-URI, Call-ID, To, the numeric part of CSeq, and From header
+ fields in the CANCEL request MUST be identical to those in the
+ request being cancelled, including tags. A CANCEL constructed by a
+ client MUST have only a single Via header field value matching the
+ top Via value in the request being cancelled. Using the same values
+ for these header fields allows the CANCEL to be matched with the
+ request it cancels (Section 9.2 indicates how such matching occurs).
+ However, the method part of the CSeq header field MUST have a value
+ of CANCEL. This allows it to be identified and processed as a
+ transaction in its own right (See Section 17)
+ */
+ if(self->last_oInvite) {
+ /* to avoid concurrent access, take a reference to the request */
+ tsip_request_t* last_oInvite = tsk_object_ref(self->last_oInvite);
+ tsip_request_t* cancel;
+
+ if((cancel = tsip_request_create("CANCEL", last_oInvite->line.request.uri))) {
+ const tsk_list_item_t* item;
+ const tsip_header_t* header;
+
+ tsip_message_add_headers(cancel,
+ TSIP_HEADER_CSEQ_VA_ARGS(last_oInvite->CSeq->seq, "CANCEL"),
+ TSIP_HEADER_MAX_FORWARDS_VA_ARGS(TSIP_HEADER_MAX_FORWARDS_DEFAULT),
+ TSIP_HEADER_CONTENT_LENGTH_VA_ARGS(0),
+ tsk_null);
+
+ cancel->Call_ID = tsk_object_ref(last_oInvite->Call_ID);
+ cancel->To = tsk_object_ref(last_oInvite->To);
+ cancel->From = tsk_object_ref(last_oInvite->From);
+ cancel->firstVia = tsk_object_ref(last_oInvite->firstVia);
+ cancel->sigcomp_id = tsk_strdup(TSIP_DIALOG_GET_SS(self)->sigcomp_id);
+
+ // Copy Authorizations, Routes and Proxy-Auth
+ tsk_list_foreach(item, last_oInvite->headers) {
+ if(!(header = TSIP_HEADER(item->data))) {
+ continue;
+ }
+
+ switch(header->type) {
+ case tsip_htype_Route:
+ case tsip_htype_Proxy_Authorization:
+ case tsip_htype_Authorization:
+ header = tsk_object_ref((void*)header);
+ if(!cancel->headers) {
+ cancel->headers = tsk_list_create();
+ }
+ tsk_list_push_back_data(cancel->headers, (void**)&header);
+ break;
+ default:
+ break;
+ }
+ }
+
+ ret = tsip_dialog_add_session_headers(TSIP_DIALOG(self), cancel);
+ ret = tsip_dialog_request_send(TSIP_DIALOG(self), cancel);
+ TSK_OBJECT_SAFE_FREE(cancel);
+ }
+ else {
+ TSK_DEBUG_ERROR("Failed to create CANCEL request");
+ ret = -2;
+ }
+
+ TSK_OBJECT_SAFE_FREE(last_oInvite);
+ return ret;
+ }
+ else {
+ TSK_DEBUG_WARN("There is no INVITE request to cancel");
+ return 0;
+ }
bail:
- return ret;
+ return ret;
}
int tsip_dialog_invite_notify_parent(tsip_dialog_invite_t *self, const tsip_response_t* response)
{
- int ret = -1;
- tsip_dialog_t* dlg_parent = tsip_dialog_layer_find_by_ssid(TSIP_DIALOG_GET_STACK(self)->layer_dialog, TSIP_DIALOG_GET_SS(self)->id_parent);
- if(dlg_parent){
- tsip_action_t* action = tsip_action_create(tsip_atype_ect_lnotify,
- TSIP_ACTION_SET_NULL());
- if(action){
- ret = tsip_dialog_fsm_act(dlg_parent, action->type, response, action);
- TSK_OBJECT_SAFE_FREE(action);
- }
- else{
- TSK_DEBUG_ERROR("Failed to create action object");
- }
- TSK_OBJECT_SAFE_FREE(dlg_parent);
- }
- else{
- TSK_DEBUG_ERROR("Failed to find parent with id = %llu", TSIP_DIALOG_GET_SS(self)->id_parent);
- }
- return ret;
+ int ret = -1;
+ tsip_dialog_t* dlg_parent = tsip_dialog_layer_find_by_ssid(TSIP_DIALOG_GET_STACK(self)->layer_dialog, TSIP_DIALOG_GET_SS(self)->id_parent);
+ if(dlg_parent) {
+ tsip_action_t* action = tsip_action_create(tsip_atype_ect_lnotify,
+ TSIP_ACTION_SET_NULL());
+ if(action) {
+ ret = tsip_dialog_fsm_act(dlg_parent, action->type, response, action);
+ TSK_OBJECT_SAFE_FREE(action);
+ }
+ else {
+ TSK_DEBUG_ERROR("Failed to create action object");
+ }
+ TSK_OBJECT_SAFE_FREE(dlg_parent);
+ }
+ else {
+ TSK_DEBUG_ERROR("Failed to find parent with id = %llu", TSIP_DIALOG_GET_SS(self)->id_parent);
+ }
+ return ret;
}
// Send BYE
int send_BYE(tsip_dialog_invite_t *self)
{
- int ret = -1;
- tsip_request_t *bye = tsk_null;
-
- if(!self){
- TSK_DEBUG_ERROR("Invalid parameter");
- goto bail;
- }
- /* RFC 3261 - 15.1.1 UAC Behavior
- A BYE request is constructed as would any other request within a
- dialog, as described in Section 12.
-
- Once the BYE is constructed, the UAC core creates a new non-INVITE
- client transaction, and passes it the BYE request. The UAC MUST
- consider the session terminated (and therefore stop sending or
- listening for media) as soon as the BYE request is passed to the
- client transaction. If the response for the BYE is a 481
- (Call/Transaction Does Not Exist) or a 408 (Request Timeout) or no
-
- response at all is received for the BYE (that is, a timeout is
- returned by the client transaction), the UAC MUST consider the
- session and the dialog terminated.
- */
- if((bye = tsip_dialog_request_new(TSIP_DIALOG(self), "BYE"))){
- if(TSIP_DIALOG(self)->curr_action){
- tsip_dialog_apply_action(bye, TSIP_DIALOG(self)->curr_action);
- }
- ret = tsip_dialog_request_send(TSIP_DIALOG(self), bye);
- TSK_OBJECT_SAFE_FREE(bye);
- }
+ int ret = -1;
+ tsip_request_t *bye = tsk_null;
+
+ if(!self) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ goto bail;
+ }
+ /* RFC 3261 - 15.1.1 UAC Behavior
+ A BYE request is constructed as would any other request within a
+ dialog, as described in Section 12.
+
+ Once the BYE is constructed, the UAC core creates a new non-INVITE
+ client transaction, and passes it the BYE request. The UAC MUST
+ consider the session terminated (and therefore stop sending or
+ listening for media) as soon as the BYE request is passed to the
+ client transaction. If the response for the BYE is a 481
+ (Call/Transaction Does Not Exist) or a 408 (Request Timeout) or no
+
+ response at all is received for the BYE (that is, a timeout is
+ returned by the client transaction), the UAC MUST consider the
+ session and the dialog terminated.
+ */
+ if((bye = tsip_dialog_request_new(TSIP_DIALOG(self), "BYE"))) {
+ if(TSIP_DIALOG(self)->curr_action) {
+ tsip_dialog_apply_action(bye, TSIP_DIALOG(self)->curr_action);
+ }
+ ret = tsip_dialog_request_send(TSIP_DIALOG(self), bye);
+ TSK_OBJECT_SAFE_FREE(bye);
+ }
bail:
- return ret;
+ return ret;
}
// Send INFO
int send_INFO(tsip_dialog_invite_t *self, const char* content_type, const void* content_ptr, tsk_size_t content_size)
{
- int ret = -1;
- tsip_request_t *info = tsk_null;
-
- if (!self) {
- TSK_DEBUG_ERROR("Invalid parameter");
- goto bail;
- }
- if ((info = tsip_dialog_request_new(TSIP_DIALOG(self), "INFO"))) {
- if (TSIP_DIALOG(self)->curr_action) {
- ret = tsip_dialog_apply_action(info, TSIP_DIALOG(self)->curr_action);
- if (ret) {
- goto bail;
- }
- }
- if (content_type && content_ptr && content_size) {
- ret = tsip_message_add_content(info, content_type, content_ptr, content_size);
- if (ret) {
- goto bail;
- }
- }
- ret = tsip_dialog_request_send(TSIP_DIALOG(self), info);
- if (ret) {
- goto bail;
- }
- }
+ int ret = -1;
+ tsip_request_t *info = tsk_null;
+
+ if (!self) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ goto bail;
+ }
+ if ((info = tsip_dialog_request_new(TSIP_DIALOG(self), "INFO"))) {
+ if (TSIP_DIALOG(self)->curr_action) {
+ ret = tsip_dialog_apply_action(info, TSIP_DIALOG(self)->curr_action);
+ if (ret) {
+ goto bail;
+ }
+ }
+ if (content_type && content_ptr && content_size) {
+ ret = tsip_message_add_content(info, content_type, content_ptr, content_size);
+ if (ret) {
+ goto bail;
+ }
+ }
+ ret = tsip_dialog_request_send(TSIP_DIALOG(self), info);
+ if (ret) {
+ goto bail;
+ }
+ }
bail:
- TSK_OBJECT_SAFE_FREE(info);
- return ret;
+ TSK_OBJECT_SAFE_FREE(info);
+ return ret;
}
// Send ACK
int send_ACK(tsip_dialog_invite_t *self, const tsip_response_t* r2xxINVITE)
{
- int ret = -1;
- tsip_request_t *request = tsk_null;
-
- if(!self){
- TSK_DEBUG_ERROR("Invalid parameter");
- goto bail;
- }
-
- if((request = tsip_dialog_request_new(TSIP_DIALOG(self), "ACK"))){
-
- /* The initial INVITE sent by us was a bodiless request and we don't support 100rel (We are Alice)
- 1. Alice sends initial INVITE without offer
- 2. Bob's offer is sent in the 2xx INVITE response
- 3. Alice's answer is sent in the ACK request
- */
- if(self->is_client && (self->last_oInvite && !TSIP_MESSAGE_HAS_CONTENT(self->last_oInvite))){
- const tsdp_message_t* sdp_lo;
- char* sdp;
- if((sdp_lo = tmedia_session_mgr_get_lo(self->msession_mgr)) && (sdp = tsdp_message_tostring(sdp_lo))){
- tsip_message_add_content(request, "application/sdp", sdp, tsk_strlen(sdp));
- TSK_FREE(sdp);
- }
-
- // Start media session if not done
- if(!self->msession_mgr->started && (self->msession_mgr->sdp.lo && self->msession_mgr->sdp.ro)){
- /* Set MSRP Callback */
- if((self->msession_mgr->type & tmedia_msrp) == tmedia_msrp){
- tmedia_session_mgr_set_msrp_cb(self->msession_mgr, TSIP_DIALOG_GET_SS(self)->userdata, TSIP_DIALOG_GET_SS(self)->media.msrp.callback);
- }
- // starts session manager
- ret = tsip_dialog_invite_msession_start(self);
- }
- }
-
- /* RFC 3261 - 13.2.2.4 2xx Responses
- The UAC core MUST generate an ACK request for each 2xx received from
- the transaction layer. The header fields of the ACK are constructed
- in the same way as for any request sent within a dialog (see Section
- 12) with the exception of the CSeq and the header fields related to
- authentication. The sequence number of the CSeq header field MUST be
- the same as the INVITE being acknowledged, but the CSeq method MUST
- be ACK. The ACK MUST contain the same credentials as the INVITE. If
- the 2xx contains an offer (based on the rules above), the ACK MUST
- carry an answer in its body. If the offer in the 2xx response is not
- acceptable, the UAC core MUST generate a valid answer in the ACK and
- then send a BYE immediately.
- ==> Credentials will be added by tsip_dialog_request_new() because they are
- associated to the dialog itself.
- ==> It's up to us to add/update the CSeq number.
- ==> ACK requests sent here will create new client transactions, which means that
- they will have there own branches. This is not the case for ACK requests sent from
- the transaction layer.
- */
- request->CSeq->seq = r2xxINVITE->CSeq->seq; /* As the 2xx has the same CSeq than the INVITE */
-
- /* RFC 3261 - 13.2.2.4 2xx Responses
- Once the ACK has been constructed, the procedures of [4] are used to
- determine the destination address, port and transport. However, the
- request is passed to the transport layer directly for transmission,
- rather than a client transaction. This is because the UAC core
- handles retransmissions of the ACK, not the transaction layer. The
- ACK MUST be passed to the client transport every time a
- retransmission of the 2xx final response that triggered the ACK
- arrives.
- */
- if(TSIP_DIALOG_GET_STACK(self)->layer_transport){
- ret = tsip_transport_layer_send(TSIP_DIALOG_GET_STACK(self)->layer_transport, tsk_null, request);
- }
- else{
- ret = -1;
- TSK_DEBUG_ERROR("Not Transport layer associated to this stack");
- }
- TSK_OBJECT_SAFE_FREE(request);
- }
+ int ret = -1;
+ tsip_request_t *request = tsk_null;
+
+ if(!self) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ goto bail;
+ }
+
+ if((request = tsip_dialog_request_new(TSIP_DIALOG(self), "ACK"))) {
+
+ /* The initial INVITE sent by us was a bodiless request and we don't support 100rel (We are Alice)
+ 1. Alice sends initial INVITE without offer
+ 2. Bob's offer is sent in the 2xx INVITE response
+ 3. Alice's answer is sent in the ACK request
+ */
+ if(self->is_client && (self->last_oInvite && !TSIP_MESSAGE_HAS_CONTENT(self->last_oInvite))) {
+ const tsdp_message_t* sdp_lo;
+ char* sdp;
+ if((sdp_lo = tmedia_session_mgr_get_lo(self->msession_mgr)) && (sdp = tsdp_message_tostring(sdp_lo))) {
+ tsip_message_add_content(request, "application/sdp", sdp, tsk_strlen(sdp));
+ TSK_FREE(sdp);
+ }
+
+ // Start media session if not done
+ if(!self->msession_mgr->started && (self->msession_mgr->sdp.lo && self->msession_mgr->sdp.ro)) {
+ /* Set MSRP Callback */
+ if((self->msession_mgr->type & tmedia_msrp) == tmedia_msrp) {
+ tmedia_session_mgr_set_msrp_cb(self->msession_mgr, TSIP_DIALOG_GET_SS(self)->userdata, TSIP_DIALOG_GET_SS(self)->media.msrp.callback);
+ }
+ // starts session manager
+ ret = tsip_dialog_invite_msession_start(self);
+ }
+ }
+
+ /* RFC 3261 - 13.2.2.4 2xx Responses
+ The UAC core MUST generate an ACK request for each 2xx received from
+ the transaction layer. The header fields of the ACK are constructed
+ in the same way as for any request sent within a dialog (see Section
+ 12) with the exception of the CSeq and the header fields related to
+ authentication. The sequence number of the CSeq header field MUST be
+ the same as the INVITE being acknowledged, but the CSeq method MUST
+ be ACK. The ACK MUST contain the same credentials as the INVITE. If
+ the 2xx contains an offer (based on the rules above), the ACK MUST
+ carry an answer in its body. If the offer in the 2xx response is not
+ acceptable, the UAC core MUST generate a valid answer in the ACK and
+ then send a BYE immediately.
+ ==> Credentials will be added by tsip_dialog_request_new() because they are
+ associated to the dialog itself.
+ ==> It's up to us to add/update the CSeq number.
+ ==> ACK requests sent here will create new client transactions, which means that
+ they will have there own branches. This is not the case for ACK requests sent from
+ the transaction layer.
+ */
+ request->CSeq->seq = r2xxINVITE->CSeq->seq; /* As the 2xx has the same CSeq than the INVITE */
+
+ /* RFC 3261 - 13.2.2.4 2xx Responses
+ Once the ACK has been constructed, the procedures of [4] are used to
+ determine the destination address, port and transport. However, the
+ request is passed to the transport layer directly for transmission,
+ rather than a client transaction. This is because the UAC core
+ handles retransmissions of the ACK, not the transaction layer. The
+ ACK MUST be passed to the client transport every time a
+ retransmission of the 2xx final response that triggered the ACK
+ arrives.
+ */
+ if(TSIP_DIALOG_GET_STACK(self)->layer_transport) {
+ ret = tsip_transport_layer_send(TSIP_DIALOG_GET_STACK(self)->layer_transport, tsk_null, request);
+ }
+ else {
+ ret = -1;
+ TSK_DEBUG_ERROR("Not Transport layer associated to this stack");
+ }
+ TSK_OBJECT_SAFE_FREE(request);
+ }
bail:
- return ret;
+ return ret;
}
// Send any response
int send_RESPONSE(tsip_dialog_invite_t *self, const tsip_request_t* request, short code, const char* phrase, tsk_bool_t force_sdp)
{
- tsip_response_t *response;
- int ret = -1;
-
- if((response = tsip_dialog_response_new(TSIP_DIALOG(self), code, phrase, request))){
- if(TSIP_REQUEST_IS_INVITE(request) || TSIP_REQUEST_IS_UPDATE(request)){
- /* Session timers (for 2xx to INVITE or UPDATE) */
- if(self->required.timer){
- tsip_message_add_headers(response,
- TSIP_HEADER_REQUIRE_VA_ARGS("timer"),
- TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(self->stimers.timer.timeout, tsk_striequals(self->stimers.refresher, "uas")),
- tsk_null
- );
- }
- else if(self->supported.timer){
- tsip_message_add_headers(response,
- TSIP_HEADER_SUPPORTED_VA_ARGS("timer"),
- TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(self->stimers.timer.timeout, tsk_striequals(self->stimers.refresher, "uas")),
- tsk_null
- );
- }
- if(self->stimers.minse){
- tsip_message_add_headers(response,
- TSIP_HEADER_MIN_SE_VA_ARGS(self->stimers.minse),
- tsk_null
- );
- }
- if(code == 422){
- tsip_message_add_headers(response,
- TSIP_HEADER_DUMMY_VA_ARGS("Reason", "SIP; cause=422; text=\"Session Interval Too Small\""),
- tsk_null
- );
- }
-
- /* 180 Ringing */
- /* 183 Session in Progress */
- if(code == 180 || code == 183){
- if(self->required._100rel){
- if(self->rseq == 0){
- self->rseq = TSK_ABS((rand() ^ rand()) + 1);
- }
- tsip_message_add_headers(response,
- TSIP_HEADER_REQUIRE_VA_ARGS("100rel"),
- TSIP_HEADER_RSEQ_VA_ARGS(self->rseq),
- tsk_null
- );
- TSK_OBJECT_SAFE_FREE(self->last_o1xxrel);
- self->last_o1xxrel = tsk_object_ref(response);
-
- /* No-Initial reliable 1xx will use tsip_dialog_response_send() instead of this function
- * ==> can reseset timeout value and make initial schedule */
- TSIP_DIALOG_TIMER_CANCEL(100rel);
- self->timer100rel.timeout = tsip_timers_getA();
- TSIP_DIALOG_INVITE_TIMER_SCHEDULE(100rel);
- }
- }
-
- /* Precondition */
- if(code == 180 || code == 183){
- if(self->required.precondition){
- tsip_message_add_headers(response,
- TSIP_HEADER_REQUIRE_VA_ARGS("precondition"),
- tsk_null
- );
- }
- }
-
-
- /* SDP content */
- if(self->msession_mgr && force_sdp){
- const tsdp_message_t* sdp_lo;
- char* sdp = tsk_null;
- if((sdp_lo = tmedia_session_mgr_get_lo(self->msession_mgr)) && (sdp = tsdp_message_tostring(sdp_lo))){
- ret = tsip_message_add_content(response, "application/sdp", sdp, tsk_strlen(sdp));
- if(tsip_dialog_invite_ice_is_enabled(self)){
- ret = tsip_dialog_invite_ice_process_lo(self, sdp_lo);
- }
- }
- TSK_FREE(sdp);
- }
-
- /* Add Allow header */
- tsip_message_add_headers(response,
- TSIP_HEADER_DUMMY_VA_ARGS("Allow", TSIP_HEADER_ALLOW_DEFAULT),
- tsk_null
- );
- }
- else if(TSIP_REQUEST_IS_REFER(request)){
- if(self->required.norefersub){
- tsip_message_add_headers(response,
- TSIP_HEADER_REQUIRE_VA_ARGS("norefersub"),
- tsk_null
- );
- }
- if(self->supported.norefersub){
- tsip_message_add_headers(response,
- TSIP_HEADER_SUPPORTED_VA_ARGS("norefersub"),
- tsk_null
- );
- }
- }
-
-
- ret = tsip_dialog_response_send(TSIP_DIALOG(self), response);
- TSK_OBJECT_SAFE_FREE(response);
- }
- return ret;
+ tsip_response_t *response;
+ int ret = -1;
+
+ if((response = tsip_dialog_response_new(TSIP_DIALOG(self), code, phrase, request))) {
+ if(TSIP_REQUEST_IS_INVITE(request) || TSIP_REQUEST_IS_UPDATE(request)) {
+ /* Session timers (for 2xx to INVITE or UPDATE) */
+ if(self->required.timer) {
+ tsip_message_add_headers(response,
+ TSIP_HEADER_REQUIRE_VA_ARGS("timer"),
+ TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(self->stimers.timer.timeout, tsk_striequals(self->stimers.refresher, "uas")),
+ tsk_null
+ );
+ }
+ else if(self->supported.timer) {
+ tsip_message_add_headers(response,
+ TSIP_HEADER_SUPPORTED_VA_ARGS("timer"),
+ TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(self->stimers.timer.timeout, tsk_striequals(self->stimers.refresher, "uas")),
+ tsk_null
+ );
+ }
+ if(self->stimers.minse) {
+ tsip_message_add_headers(response,
+ TSIP_HEADER_MIN_SE_VA_ARGS(self->stimers.minse),
+ tsk_null
+ );
+ }
+ if(code == 422) {
+ tsip_message_add_headers(response,
+ TSIP_HEADER_DUMMY_VA_ARGS("Reason", "SIP; cause=422; text=\"Session Interval Too Small\""),
+ tsk_null
+ );
+ }
+
+ /* 180 Ringing */
+ /* 183 Session in Progress */
+ if(code == 180 || code == 183) {
+ if(self->required._100rel) {
+ if(self->rseq == 0) {
+ self->rseq = TSK_ABS((rand() ^ rand()) + 1);
+ }
+ tsip_message_add_headers(response,
+ TSIP_HEADER_REQUIRE_VA_ARGS("100rel"),
+ TSIP_HEADER_RSEQ_VA_ARGS(self->rseq),
+ tsk_null
+ );
+ TSK_OBJECT_SAFE_FREE(self->last_o1xxrel);
+ self->last_o1xxrel = tsk_object_ref(response);
+
+ /* No-Initial reliable 1xx will use tsip_dialog_response_send() instead of this function
+ * ==> can reseset timeout value and make initial schedule */
+ TSIP_DIALOG_TIMER_CANCEL(100rel);
+ self->timer100rel.timeout = tsip_timers_getA();
+ TSIP_DIALOG_INVITE_TIMER_SCHEDULE(100rel);
+ }
+ }
+
+ /* Precondition */
+ if(code == 180 || code == 183) {
+ if(self->required.precondition) {
+ tsip_message_add_headers(response,
+ TSIP_HEADER_REQUIRE_VA_ARGS("precondition"),
+ tsk_null
+ );
+ }
+ }
+
+
+ /* SDP content */
+ if(self->msession_mgr && force_sdp) {
+ const tsdp_message_t* sdp_lo;
+ char* sdp = tsk_null;
+ if((sdp_lo = tmedia_session_mgr_get_lo(self->msession_mgr)) && (sdp = tsdp_message_tostring(sdp_lo))) {
+ ret = tsip_message_add_content(response, "application/sdp", sdp, tsk_strlen(sdp));
+ if(tsip_dialog_invite_ice_is_enabled(self)) {
+ ret = tsip_dialog_invite_ice_process_lo(self, sdp_lo);
+ }
+ }
+ TSK_FREE(sdp);
+ }
+
+ /* Add Allow header */
+ tsip_message_add_headers(response,
+ TSIP_HEADER_DUMMY_VA_ARGS("Allow", TSIP_HEADER_ALLOW_DEFAULT),
+ tsk_null
+ );
+ }
+ else if(TSIP_REQUEST_IS_REFER(request)) {
+ if(self->required.norefersub) {
+ tsip_message_add_headers(response,
+ TSIP_HEADER_REQUIRE_VA_ARGS("norefersub"),
+ tsk_null
+ );
+ }
+ if(self->supported.norefersub) {
+ tsip_message_add_headers(response,
+ TSIP_HEADER_SUPPORTED_VA_ARGS("norefersub"),
+ tsk_null
+ );
+ }
+ }
+
+
+ ret = tsip_dialog_response_send(TSIP_DIALOG(self), response);
+ TSK_OBJECT_SAFE_FREE(response);
+ }
+ return ret;
}
// Send error response
int send_ERROR(tsip_dialog_invite_t* self, const tsip_request_t* request, short code, const char* phrase, const char* reason)
{
- tsip_response_t *response;
-
- if(!self){
- TSK_DEBUG_ERROR("Invalid parameter");
- return -1;
- }
-
- if((response = tsip_dialog_response_new(TSIP_DIALOG(self), code, phrase, request))){
- tsip_message_add_headers(response,
- TSIP_HEADER_DUMMY_VA_ARGS("Reason", reason),
- tsk_null
- );
-
- tsip_dialog_response_send(TSIP_DIALOG(self), response);
- TSK_OBJECT_SAFE_FREE(response);
- }
- else{
- TSK_DEBUG_ERROR("Failed to create new message");
- }
- return 0;
+ tsip_response_t *response;
+
+ if(!self) {
+ TSK_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ if((response = tsip_dialog_response_new(TSIP_DIALOG(self), code, phrase, request))) {
+ tsip_message_add_headers(response,
+ TSIP_HEADER_DUMMY_VA_ARGS("Reason", reason),
+ tsk_null
+ );
+
+ tsip_dialog_response_send(TSIP_DIALOG(self), response);
+ TSK_OBJECT_SAFE_FREE(response);
+ }
+ else {
+ TSK_DEBUG_ERROR("Failed to create new message");
+ }
+ return 0;
}
// FSM callback to signal that the dialog is in the terminated state
int tsip_dialog_invite_OnTerminated(tsip_dialog_invite_t *self)
{
- TSK_DEBUG_INFO("=== INVITE Dialog terminated ===");
-
- /* Cancel all transactions associated to this dialog (will also be done when the dialog is destroyed )
- worth nothing to do it here in order to cancel in-dialog request (such as INFO, REFER...)
- */
- tsip_transac_layer_cancel_by_dialog(TSIP_DIALOG_GET_STACK(self)->layer_transac, TSIP_DIALOG(self));
-
- /* stop session manager */
- if(self->msession_mgr && self->msession_mgr->started){
- tmedia_session_mgr_stop(self->msession_mgr);
- }
- // because of C# and Java garbage collectors, the ICE context could
- // be destroyed (then stoppped) very late
- if(self->ice.ctx_audio){
- tnet_ice_ctx_stop(self->ice.ctx_audio);
- }
- if(self->ice.ctx_video){
- tnet_ice_ctx_stop(self->ice.ctx_video);
- }
-
- /* alert the user */
- TSIP_DIALOG_SIGNAL_2(self, tsip_event_code_dialog_terminated,
- TSIP_DIALOG(self)->last_error.phrase ? TSIP_DIALOG(self)->last_error.phrase : "Call Terminated",
- TSIP_DIALOG(self)->last_error.message);
-
- /* Remove from the dialog layer. */
- return tsip_dialog_remove(TSIP_DIALOG(self));
+ TSK_DEBUG_INFO("=== INVITE Dialog terminated ===");
+
+ /* Cancel all transactions associated to this dialog (will also be done when the dialog is destroyed )
+ worth nothing to do it here in order to cancel in-dialog request (such as INFO, REFER...)
+ */
+ tsip_transac_layer_cancel_by_dialog(TSIP_DIALOG_GET_STACK(self)->layer_transac, TSIP_DIALOG(self));
+
+ /* stop session manager */
+ if(self->msession_mgr && self->msession_mgr->started) {
+ tmedia_session_mgr_stop(self->msession_mgr);
+ }
+ // because of C# and Java garbage collectors, the ICE context could
+ // be destroyed (then stoppped) very late
+ if(self->ice.ctx_audio) {
+ tnet_ice_ctx_stop(self->ice.ctx_audio);
+ }
+ if(self->ice.ctx_video) {
+ tnet_ice_ctx_stop(self->ice.ctx_video);
+ }
+
+ /* alert the user */
+ TSIP_DIALOG_SIGNAL_2(self, tsip_event_code_dialog_terminated,
+ TSIP_DIALOG(self)->last_error.phrase ? TSIP_DIALOG(self)->last_error.phrase : "Call Terminated",
+ TSIP_DIALOG(self)->last_error.message);
+
+ /* Remove from the dialog layer. */
+ return tsip_dialog_remove(TSIP_DIALOG(self));
}
// callback function called when media session error occures asynchronously
static int tsip_dialog_invite_msession_onerror_cb(const void* usrdata, const struct tmedia_session_s* session, const char* reason, tsk_bool_t is_fatal)
{
- tsip_dialog_t *self = (tsip_dialog_t*)usrdata;
-
- if(self && is_fatal){
- char* str = tsk_null;
- tsip_action_t* action;
- tsk_sprintf(&str, "SIP; cause=488; text=\"%s\"", (reason ? reason : "Internal error"));
- action = tsip_action_create(tsip_atype_hangup,
- TSIP_ACTION_SET_HEADER("Reason", str),
- TSIP_ACTION_SET_NULL());
- TSK_FREE(str);
-
- tsip_dialog_hangup(self, action);
- TSK_OBJECT_SAFE_FREE(action);
- }
-
- return 0;
+ tsip_dialog_t *self = (tsip_dialog_t*)usrdata;
+
+ if(self && is_fatal) {
+ char* str = tsk_null;
+ tsip_action_t* action;
+ tsk_sprintf(&str, "SIP; cause=488; text=\"%s\"", (reason ? reason : "Internal error"));
+ action = tsip_action_create(tsip_atype_hangup,
+ TSIP_ACTION_SET_HEADER("Reason", str),
+ TSIP_ACTION_SET_NULL());
+ TSK_FREE(str);
+
+ tsip_dialog_hangup(self, action);
+ TSK_OBJECT_SAFE_FREE(action);
+ }
+
+ return 0;
}
// callback function called when media session events (related to rfc5168) occures asynchronously
static int tsip_dialog_invite_msession_rfc5168_cb(const void* usrdata, const struct tmedia_session_s* session, const char* reason, enum tmedia_session_rfc5168_cmd_e command)
{
- tsip_dialog_invite_t *self = (tsip_dialog_invite_t*)usrdata;
-
- if (self) {
- if (command == tmedia_session_rfc5168_cmd_picture_fast_update) {
- uint64_t now = tsk_time_now();
- if ((now - self->last_out_fastupdate_time) > TSIP_INFO_FASTUPDATE_OUT_INTERVAL_MIN) {
- char* content_ptr = tsk_null;
- static const char* __content_type = "application/media_control+xml";
- static const void* __content_format =
- "<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n"
- " <media_control>\r\n"
- " <vc_primitive>\r\n"
- " <to_encoder>\r\n"
- " <picture_fast_update>\r\n"
- " </picture_fast_update>\r\n"
- " </to_encoder>\r\n"
- " <stream_id>%llu</stream_id>\r\n"
- " </vc_primitive>\r\n"
- " </media_control>\r\n";
- TSK_DEBUG_INFO("Media session is asking the sigaling layer to send SIP INFO('picture_fast_update')");
- tsk_sprintf(&content_ptr, __content_format, session->id);
- self->last_out_fastupdate_time = now;
- return send_INFO(self, __content_type, content_ptr, tsk_strlen(content_ptr));
- }
- else {
- /* if too close don't update "last_fir_time" to "now" to be sure interval will increase */
- TSK_DEBUG_INFO("Outgoing SIP INFO ('picture_fast_update') requested but delay too close");
- }
- }
- }
- return 0;
+ tsip_dialog_invite_t *self = (tsip_dialog_invite_t*)usrdata;
+
+ if (self) {
+ if (command == tmedia_session_rfc5168_cmd_picture_fast_update) {
+ uint64_t now = tsk_time_now();
+ if ((now - self->last_out_fastupdate_time) > TSIP_INFO_FASTUPDATE_OUT_INTERVAL_MIN) {
+ char* content_ptr = tsk_null;
+ static const char* __content_type = "application/media_control+xml";
+ static const void* __content_format =
+ "<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n"
+ " <media_control>\r\n"
+ " <vc_primitive>\r\n"
+ " <to_encoder>\r\n"
+ " <picture_fast_update>\r\n"
+ " </picture_fast_update>\r\n"
+ " </to_encoder>\r\n"
+ " <stream_id>%llu</stream_id>\r\n"
+ " </vc_primitive>\r\n"
+ " </media_control>\r\n";
+ TSK_DEBUG_INFO("Media session is asking the sigaling layer to send SIP INFO('picture_fast_update')");
+ tsk_sprintf(&content_ptr, __content_format, session->id);
+ self->last_out_fastupdate_time = now;
+ return send_INFO(self, __content_type, content_ptr, tsk_strlen(content_ptr));
+ }
+ else {
+ /* if too close don't update "last_fir_time" to "now" to be sure interval will increase */
+ TSK_DEBUG_INFO("Outgoing SIP INFO ('picture_fast_update') requested but delay too close");
+ }
+ }
+ }
+ return 0;
}
@@ -1857,86 +1854,85 @@ static int tsip_dialog_invite_msession_rfc5168_cb(const void* usrdata, const str
//
static tsk_object_t* tsip_dialog_invite_ctor(tsk_object_t * self, va_list * app)
{
- tsip_dialog_invite_t *dialog = self;
- if(dialog){
- tsip_ssession_handle_t *ss = va_arg(*app, tsip_ssession_handle_t *);
- const char* call_id = va_arg(*app, const char *);
-
- /* Initialize base class */
- tsip_dialog_init(TSIP_DIALOG(self), tsip_dialog_INVITE, call_id, ss, _fsm_state_Started, _fsm_state_Terminated);
-
- /* FSM */
- TSIP_DIALOG_GET_FSM(dialog)->debug = DEBUG_STATE_MACHINE;
- tsk_fsm_set_callback_terminated(TSIP_DIALOG_GET_FSM(dialog), TSK_FSM_ONTERMINATED_F(tsip_dialog_invite_OnTerminated), (const void*)dialog);
-
- /* default values */
- dialog->supported._100rel = ((tsip_ssession_t*)ss)->media.enable_100rel;
- dialog->supported.norefersub = tsk_true;
- dialog->required.ice = (((tsip_ssession_t*)ss)->media.profile == tmedia_profile_rtcweb);
- dialog->supported.ice = (dialog->required.ice || ((tsip_ssession_t*)ss)->media.enable_ice);
+ tsip_dialog_invite_t *dialog = self;
+ if(dialog) {
+ tsip_ssession_handle_t *ss = va_arg(*app, tsip_ssession_handle_t *);
+ const char* call_id = va_arg(*app, const char *);
+
+ /* Initialize base class */
+ tsip_dialog_init(TSIP_DIALOG(self), tsip_dialog_INVITE, call_id, ss, _fsm_state_Started, _fsm_state_Terminated);
+
+ /* FSM */
+ TSIP_DIALOG_GET_FSM(dialog)->debug = DEBUG_STATE_MACHINE;
+ tsk_fsm_set_callback_terminated(TSIP_DIALOG_GET_FSM(dialog), TSK_FSM_ONTERMINATED_F(tsip_dialog_invite_OnTerminated), (const void*)dialog);
+
+ /* default values */
+ dialog->supported._100rel = ((tsip_ssession_t*)ss)->media.enable_100rel;
+ dialog->supported.norefersub = tsk_true;
+ dialog->required.ice = (((tsip_ssession_t*)ss)->media.profile == tmedia_profile_rtcweb);
+ dialog->supported.ice = (dialog->required.ice || ((tsip_ssession_t*)ss)->media.enable_ice);
#if 0 /* This was a patch for chrome but no longer needed when using version 23.0.1271.64 or later */
- dialog->ice.is_jingle = (((tsip_ssession_t*)ss)->media.profile == tmedia_profile_rtcweb);
+ dialog->ice.is_jingle = (((tsip_ssession_t*)ss)->media.profile == tmedia_profile_rtcweb);
#else
- dialog->ice.is_jingle = tsk_false;
+ dialog->ice.is_jingle = tsk_false;
#endif
- dialog->ice.last_sdp_ro_ver = -1;
- dialog->use_rtcp = (((tsip_ssession_t*)ss)->media.profile == tmedia_profile_rtcweb) ? tsk_true : ((tsip_ssession_t*)ss)->media.enable_rtcp;
- dialog->use_rtcpmux = (((tsip_ssession_t*)ss)->media.profile == tmedia_profile_rtcweb) ? tsk_true : ((tsip_ssession_t*)ss)->media.enable_rtcpmux;
-
- dialog->ice.last_action_id = tsk_fsm_state_none;
- dialog->refersub = tsk_true;
- // ... do the same for preconditions, replaces, ....
-
- /* Initialize the class itself */
- tsip_dialog_invite_init(self);
- }
- return self;
+ dialog->ice.last_sdp_ro_ver = -1;
+ dialog->use_rtcp = (((tsip_ssession_t*)ss)->media.profile == tmedia_profile_rtcweb) ? tsk_true : ((tsip_ssession_t*)ss)->media.enable_rtcp;
+ dialog->use_rtcpmux = (((tsip_ssession_t*)ss)->media.profile == tmedia_profile_rtcweb) ? tsk_true : ((tsip_ssession_t*)ss)->media.enable_rtcpmux;
+
+ dialog->ice.last_action_id = tsk_fsm_state_none;
+ dialog->refersub = tsk_true;
+ // ... do the same for preconditions, replaces, ....
+
+ /* Initialize the class itself */
+ tsip_dialog_invite_init(self);
+ }
+ return self;
}
static tsk_object_t* tsip_dialog_invite_dtor(tsk_object_t * _self)
-{
- tsip_dialog_invite_t *self = _self;
- if(self){
- // Cancel all timers
- tsip_dialog_invite_stimers_cancel(self);
- tsip_dialog_invite_qos_timer_cancel(self);
- TSIP_DIALOG_TIMER_CANCEL(shutdown);
- TSIP_DIALOG_TIMER_CANCEL(100rel);
-
- // DeInitialize base class
- tsip_dialog_deinit(TSIP_DIALOG(self));
-
- // DeInitialize self
- TSK_OBJECT_SAFE_FREE(self->ss_transf);
- TSK_OBJECT_SAFE_FREE(self->msession_mgr);
-
- TSK_OBJECT_SAFE_FREE(self->last_oInvite);
- TSK_OBJECT_SAFE_FREE(self->last_iInvite);
- TSK_OBJECT_SAFE_FREE(self->last_o1xxrel);
- TSK_OBJECT_SAFE_FREE(self->last_iRefer);
- TSK_FREE(self->stimers.refresher);
-
- TSK_OBJECT_SAFE_FREE(self->ice.ctx_audio);
- TSK_OBJECT_SAFE_FREE(self->ice.ctx_video);
- TSK_OBJECT_SAFE_FREE(self->ice.last_action);
- TSK_OBJECT_SAFE_FREE(self->ice.last_message);
- //...
-
- TSK_DEBUG_INFO("*** INVITE Dialog destroyed ***");
- }
- return self;
+{
+ tsip_dialog_invite_t *self = _self;
+ if(self) {
+ // Cancel all timers
+ tsip_dialog_invite_stimers_cancel(self);
+ tsip_dialog_invite_qos_timer_cancel(self);
+ TSIP_DIALOG_TIMER_CANCEL(shutdown);
+ TSIP_DIALOG_TIMER_CANCEL(100rel);
+
+ // DeInitialize base class
+ tsip_dialog_deinit(TSIP_DIALOG(self));
+
+ // DeInitialize self
+ TSK_OBJECT_SAFE_FREE(self->ss_transf);
+ TSK_OBJECT_SAFE_FREE(self->msession_mgr);
+
+ TSK_OBJECT_SAFE_FREE(self->last_oInvite);
+ TSK_OBJECT_SAFE_FREE(self->last_iInvite);
+ TSK_OBJECT_SAFE_FREE(self->last_o1xxrel);
+ TSK_OBJECT_SAFE_FREE(self->last_iRefer);
+ TSK_FREE(self->stimers.refresher);
+
+ TSK_OBJECT_SAFE_FREE(self->ice.ctx_audio);
+ TSK_OBJECT_SAFE_FREE(self->ice.ctx_video);
+ TSK_OBJECT_SAFE_FREE(self->ice.last_action);
+ TSK_OBJECT_SAFE_FREE(self->ice.last_message);
+ //...
+
+ TSK_DEBUG_INFO("*** INVITE Dialog destroyed ***");
+ }
+ return self;
}
static int tsip_dialog_invite_cmp(const tsk_object_t *obj1, const tsk_object_t *obj2)
{
- return tsip_dialog_cmp(obj1, obj2);
+ return tsip_dialog_cmp(obj1, obj2);
}
-static const tsk_object_def_t tsip_dialog_invite_def_s =
-{
- sizeof(tsip_dialog_invite_t),
- tsip_dialog_invite_ctor,
- tsip_dialog_invite_dtor,
- tsip_dialog_invite_cmp,
+static const tsk_object_def_t tsip_dialog_invite_def_s = {
+ sizeof(tsip_dialog_invite_t),
+ tsip_dialog_invite_ctor,
+ tsip_dialog_invite_dtor,
+ tsip_dialog_invite_cmp,
};
const tsk_object_def_t *tsip_dialog_invite_def_t = &tsip_dialog_invite_def_s;
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