diff options
Diffstat (limited to 'tinySIP/src/dialogs/tsip_dialog_register.server.c')
| -rw-r--r-- | tinySIP/src/dialogs/tsip_dialog_register.server.c | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/tinySIP/src/dialogs/tsip_dialog_register.server.c b/tinySIP/src/dialogs/tsip_dialog_register.server.c new file mode 100644 index 0000000..a7aa491 --- /dev/null +++ b/tinySIP/src/dialogs/tsip_dialog_register.server.c @@ -0,0 +1,199 @@ +/*
+* Copyright (C) 2009-2010 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.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.
+*
+*/
+#include "tinysip/dialogs/tsip_dialog_register.h"
+#include "tinysip/dialogs/tsip_dialog_register.common.h"
+
+
+/* ======================== external functions ======================== */
+extern int tsip_dialog_register_send_RESPONSE(tsip_dialog_register_t *self, const tsip_request_t* request, short code, const char* phrase);
+
+/* ======================== transitions ======================== */
+int s0000_Started_2_Terminated_X_iREGISTER(va_list *app);
+int s0000_Started_2_Incoming_X_iREGISTER(va_list *app);
+int s0000_Incoming_2_Connected_X_Accept(va_list *app);
+int s0000_Incoming_2_Terminated_X_Reject(va_list *app);
+int s0000_Connected_2_Terminated_X_iREGISTER(va_list *app);
+
+
+/* ======================== conds ======================== */
+static tsk_bool_t _fsm_cond_not_served_here(tsip_dialog_register_t* dialog, tsip_message_t* message)
+{
+ if(message && TSIP_REQUEST_IS_REGISTER(message)){
+ if(tsk_object_cmp(TSIP_DIALOG_GET_STACK(dialog)->network.realm, message->line.request.uri) != 0){
+ tsip_dialog_register_send_RESPONSE(dialog, TSIP_MESSAGE_AS_REQUEST(message), 404, "Domain not served here");
+ return tsk_true;
+ }
+ }
+ return tsk_false;
+}
+static tsk_bool_t _fsm_cond_server_unregistering(tsip_dialog_register_t* dialog, tsip_message_t* message)
+{
+ if(message && dialog->is_server){
+ int64_t expires = tsip_message_getExpires(message);
+ dialog->unregistering = (expires == 0);
+ return dialog->unregistering;
+ }
+ return tsk_false;
+}
+static tsk_bool_t _fsm_cond_server_registering(tsip_dialog_register_t* dialog, tsip_message_t* message)
+{
+ return !_fsm_cond_server_unregistering(dialog, message);
+}
+
+
+int tsip_dialog_register_server_init(tsip_dialog_register_t *self)
+{
+ return tsk_fsm_set(TSIP_DIALOG_GET_FSM(self),
+
+ /*=======================
+ * === Started ===
+ */
+ // Started -> (Domain Not Served here) -> Terminated
+ TSK_FSM_ADD(_fsm_state_Started, _fsm_action_iREGISTER, _fsm_cond_not_served_here, _fsm_state_Terminated, s0000_Started_2_Terminated_X_iREGISTER, "s0000_Started_2_Terminated_X_iREGISTER"),
+ // Started -> (All is OK and we are not unRegistering) -> Trying
+ TSK_FSM_ADD(_fsm_state_Started, _fsm_action_iREGISTER, _fsm_cond_server_registering, _fsm_state_Incoming, s0000_Started_2_Incoming_X_iREGISTER, "s0000_Started_2_Incoming_X_iREGISTER"),
+
+ /*=======================
+ * === Incoming ===
+ */
+ // Incoming -> (Accept) -> Connected
+ TSK_FSM_ADD_ALWAYS(_fsm_state_Incoming, _fsm_action_accept, _fsm_state_Connected, s0000_Incoming_2_Connected_X_Accept, "s0000_Incoming_2_Connected_X_Accept"),
+ // Incoming -> (Reject) -> Terminated
+ TSK_FSM_ADD_ALWAYS(_fsm_state_Incoming, _fsm_action_reject, _fsm_state_Terminated, s0000_Incoming_2_Terminated_X_Reject, "s0000_Incoming_2_Terminated_X_Reject"),
+
+ /*=======================
+ * === Connected ===
+ */
+ // Connected -> (UnRegister) -> Terminated
+ TSK_FSM_ADD(_fsm_state_Connected, _fsm_action_iREGISTER, _fsm_cond_server_unregistering, _fsm_state_Terminated, s0000_Connected_2_Terminated_X_iREGISTER, "s0000_Connected_2_Terminated_X_iREGISTER"),
+ // Connected -> (TimedOut) -> Terminated
+ // Connected -> (Refresh OK) -> Connected
+ // Connected -> (Refresh NOK) -> Terminated
+
+ TSK_FSM_ADD_NULL());
+}
+
+
+
+//--------------------------------------------------------
+// == STATE MACHINE BEGIN ==
+//--------------------------------------------------------
+
+/* Started -> (Failure) -> Terminated
+*/
+int s0000_Started_2_Terminated_X_iREGISTER(va_list *app)
+{
+ return 0;
+ /*tsip_dialog_register_t *self;
+ const tsip_action_t* action;
+
+ self = va_arg(*app, tsip_dialog_register_t *);
+ va_arg(*app, const tsip_message_t *);
+ action = va_arg(*app, const tsip_action_t *);
+
+ TSIP_DIALOG(self)->running = tsk_true;
+ tsip_dialog_set_curr_action(TSIP_DIALOG(self), action);
+
+ // alert the user
+ TSIP_DIALOG_SIGNAL(self, tsip_event_code_dialog_connecting, "Dialog connecting");
+
+ return send_REGISTER(self, tsk_true);*/
+}
+
+/* Started -> (All is OK and we are Registering) -> Incoming
+*/
+int s0000_Started_2_Incoming_X_iREGISTER(va_list *app)
+{
+ tsip_dialog_register_t *self = va_arg(*app, tsip_dialog_register_t *);
+ tsip_request_t *request = va_arg(*app, tsip_request_t *);
+
+ // set as server side dialog
+ TSIP_DIALOG_REGISTER(self)->is_server = tsk_true;
+
+ /* update last REGISTER */
+ TSK_OBJECT_SAFE_FREE(self->last_iRegister);
+ self->last_iRegister = tsk_object_ref(request);
+
+ /* alert the user (session) */
+ TSIP_DIALOG_REGISTER_SIGNAL(self, tsip_i_newreg,
+ tsip_event_code_dialog_request_incoming, "Incoming New Register", request);
+
+ return 0;
+}
+
+/* Incoming -> (Accept) -> Connected
+*/
+int s0000_Incoming_2_Connected_X_Accept(va_list *app)
+{
+ int ret;
+
+ tsip_dialog_register_t *self;
+ const tsip_action_t* action;
+
+ self = va_arg(*app, tsip_dialog_register_t *);
+ va_arg(*app, const tsip_message_t *);
+ action = va_arg(*app, const tsip_action_t *);
+
+ /* update current action */
+ tsip_dialog_set_curr_action(TSIP_DIALOG(self), action);
+
+ /* send 2xx OK */
+ if((ret = tsip_dialog_register_send_RESPONSE(self, self->last_iRegister, 200, "OK"))){
+ return ret;
+ }
+
+ /* alert the user (dialog) */
+ TSIP_DIALOG_SIGNAL(self, tsip_event_code_dialog_connected, "Dialog connected");
+
+ return ret;
+}
+
+/* Incoming -> (Reject) -> Terminated
+*/
+int s0000_Incoming_2_Terminated_X_Reject(va_list *app)
+{
+ return -1;
+}
+
+/* Incoming -> (Unregister) -> Terminated
+*/
+int s0000_Connected_2_Terminated_X_iREGISTER(va_list *app)
+{
+ int ret;
+ tsip_dialog_register_t *self = va_arg(*app, tsip_dialog_register_t *);
+ tsip_request_t *request = va_arg(*app, tsip_request_t *);
+
+ /* update last REGISTER */
+ TSK_OBJECT_SAFE_FREE(self->last_iRegister);
+ self->last_iRegister = tsk_object_ref(request);
+
+ /* send 2xx OK */
+ if((ret = tsip_dialog_register_send_RESPONSE(self, self->last_iRegister, 200, "OK"))){
+ return ret;
+ }
+
+ /* alert the user (session) */
+ TSIP_DIALOG_REGISTER_SIGNAL(self, tsip_i_unregister,
+ tsip_event_code_dialog_request_incoming, "Incoming Request", request);
+
+ return 0;
+}
\ No newline at end of file |
