210 lines
6.1 KiB
C
210 lines
6.1 KiB
C
/*
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* Copyright (C) 2009 Mamadou Diop.
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*
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* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
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*
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* This file is part of Open Source Doubango Framework.
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*
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* DOUBANGO is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* DOUBANGO is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DOUBANGO.
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*
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*/
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#include "invite.h"
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extern ctx_t* ctx;
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extern const session_t* session_handle_cmd(cmd_type_t , const opts_L_t*);
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int invite_handle_event(const tsip_event_t *_event)
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{
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const tsip_invite_event_t* inv_event = TSIP_INVITE_EVENT(_event);
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const session_t* session;
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tsip_ssession_id_t sid;
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int ret = 0;
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/* Find associated session */
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sid = tsip_ssession_get_id(_event->ss);
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if(!(session = session_get_by_sid(ctx->sessions, sid))){
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if(inv_event->type == tsip_i_newcall){
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/* It's a new incoming call */
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if(!tsip_ssession_have_ownership(_event->ss)){
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session_t* _session;
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if((_session = session_server_create(st_invite, _event->ss)) && (session = _session)){
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tsk_list_push_back_data(ctx->sessions, (void**)&_session);
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}
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else{
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TSK_DEBUG_ERROR("Failed to create \"sever-side-session\".");
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ret = -3;
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goto bail;
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}
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}
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}
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else{
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/* it's or own session and we fail to match it ==> should never happen */
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TSK_DEBUG_ERROR("Failed to match session event.");
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ret = -2;
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goto bail;
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}
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}
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if(!session || !session->handle){
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/* guard ==> should never happen */
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TSK_DEBUG_ERROR("Null session.");
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goto bail;
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}
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switch(inv_event->type){
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// ============================
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// Sip Events
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//
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case tsip_i_newcall:
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{ /* New call */
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tmedia_type_t media_type = tsip_ssession_get_mediatype(session);
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tsip_action_ACCEPT(session->handle,
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TSIP_ACTION_SET_NULL());
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/*tsip_action_REJECT(session->handle,
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TSIP_ACTION_SET_NULL());*/
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break;
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}
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case tsip_i_request:
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TSK_DEBUG_INFO("invite_handle_event(tsip_i_request)");
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break;
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case tsip_ao_request:
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TSK_DEBUG_INFO("invite_handle_event(tsip_ao_request)");
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break;
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/* Explicit Call Transfer (ECT) */
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case tsip_o_ect_ok:
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TSK_DEBUG_INFO("invite_handle_event(tsip_o_ect_ok)");
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break;
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case tsip_o_ect_nok:
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TSK_DEBUG_INFO("invite_handle_event(tsip_o_ect_nok)");
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break;
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case tsip_i_ect:
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TSK_DEBUG_INFO("invite_handle_event(tsip_i_ect)");
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break;
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// ============================
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// Media Events
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//
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/* Early Media started */
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case tsip_m_early_media:
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TSK_DEBUG_INFO("invite_handle_event(tsip_m_early_media)");
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break;
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/* 3GPP TS 24.610: Communication Hold */
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case tsip_m_local_hold_ok:
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TSK_DEBUG_INFO("invite_handle_event(tsip_m_local_hold_ok)");
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break;
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case tsip_m_local_hold_nok:
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TSK_DEBUG_INFO("invite_handle_event(tsip_m_local_hold_nok)");
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break;
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case tsip_m_local_resume_ok:
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TSK_DEBUG_INFO("invite_handle_event(tsip_m_local_resume_ok)");
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break;
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case tsip_m_local_resume_nok:
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TSK_DEBUG_INFO("invite_handle_event(tsip_m_local_resume_nok)");
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break;
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case tsip_m_remote_hold:
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TSK_DEBUG_INFO("invite_handle_event(tsip_m_remote_hold)");
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break;
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case tsip_m_remote_resume:
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TSK_DEBUG_INFO("invite_handle_event(tsip_m_remote_resume)");
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break;
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default:
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break;
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}
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bail:
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return ret;
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}
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tsip_ssession_id_t invite_handle_cmd(cmd_type_t cmd, const opts_L_t* opts)
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{
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const session_t* session = tsk_null;
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tsip_ssession_id_t id = TSIP_SSESSION_INVALID_ID;
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if(!(session = session_handle_cmd(cmd, opts))){
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goto bail;
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}
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else{
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id = tsip_ssession_get_id(session->handle);
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}
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switch(cmd){
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case cmd_audio:
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case cmd_audiovideo:
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{ /* Make Audio/Video call */
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tsip_action_handle_t* action_config = action_get_config(opts);
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tsip_action_INVITE(session->handle, (cmd == cmd_audio) ? tmedia_audio : (tmedia_audio|tmedia_video),
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TSIP_ACTION_SET_CONFIG(action_config),
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/* Any other TSIP_ACTION_SET_*() macros */
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TSIP_ACTION_SET_NULL());
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TSK_OBJECT_SAFE_FREE(action_config);
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break;
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}
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case cmd_dtmf:
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{
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const opt_t* opt = opt_get_by_type(opts, opt_event); // existance already checked
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tsip_action_handle_t* action_config = action_get_config(opts);
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tsip_action_DTMF(session->handle, atoi(opt->value),
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TSIP_ACTION_SET_CONFIG(action_config),
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/* Any other TSIP_ACTION_SET_*() macros */
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TSIP_ACTION_SET_NULL());
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TSK_OBJECT_SAFE_FREE(action_config);
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break;
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}
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case cmd_ect:
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{ /* Explict Call Transfer */
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const opt_t* opt = opt_get_by_type(opts, opt_to); // existance already checked
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tsip_action_handle_t* action_config = action_get_config(opts);
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tsip_action_ECT(session->handle, opt? opt->value : "sip:anonymous@example.com",
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TSIP_ACTION_SET_CONFIG(action_config),
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/* Any other TSIP_ACTION_SET_*() macros */
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TSIP_ACTION_SET_NULL());
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TSK_OBJECT_SAFE_FREE(action_config);
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break;
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}
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case cmd_hold:
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{ /* Put the session on hold state */
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tsip_action_handle_t* action_config = action_get_config(opts);
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tsip_action_HOLD(session->handle, tmedia_all,
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TSIP_ACTION_SET_CONFIG(action_config),
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/* Any other TSIP_ACTION_SET_*() macros */
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TSIP_ACTION_SET_NULL());
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TSK_OBJECT_SAFE_FREE(action_config);
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break;
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}
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case cmd_resume:
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{ /* Put the session on hold state */
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tsip_action_handle_t* action_config = action_get_config(opts);
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tsip_action_RESUME(session->handle, tmedia_all,
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TSIP_ACTION_SET_CONFIG(action_config),
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/* Any other TSIP_ACTION_SET_*() macros */
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TSIP_ACTION_SET_NULL());
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TSK_OBJECT_SAFE_FREE(action_config);
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break;
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}
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default:
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/* already handled by session_handle_cmd() */
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break;
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}
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bail:
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return id;
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}
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