From 2a1f2a0243f55ae34c0c42578b362a7944cede58 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C5=81ukasz=20Zwierko?= Date: Wed, 31 Oct 2007 17:28:37 +0000 Subject: [PATCH] changed file names git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6099 d0543943-73ff-0310-b7d9-9358b9ac24b2 --- src/mod/endpoints/mod_opal/mod_opal.cpp | 258 ++++++++++ src/mod/endpoints/mod_opal/mod_opal.h | 39 ++ src/mod/endpoints/mod_opal/opal_backend.cpp | 517 ++++++++++++++++++++ src/mod/endpoints/mod_opal/opal_backend.h | 132 +++++ 4 files changed, 946 insertions(+) create mode 100644 src/mod/endpoints/mod_opal/mod_opal.cpp create mode 100644 src/mod/endpoints/mod_opal/mod_opal.h create mode 100644 src/mod/endpoints/mod_opal/opal_backend.cpp create mode 100644 src/mod/endpoints/mod_opal/opal_backend.h diff --git a/src/mod/endpoints/mod_opal/mod_opal.cpp b/src/mod/endpoints/mod_opal/mod_opal.cpp new file mode 100644 index 0000000000..0a08a6a445 --- /dev/null +++ b/src/mod/endpoints/mod_opal/mod_opal.cpp @@ -0,0 +1,258 @@ +/* + * mod_opalh323.cpp + * + * Opal-H323 gluer for Freeswitch + * This file implements fontend of OpalH323 module functions + * that is all functions that are used for communication + * between FreeSWITCH core and this module + * + * + * Copyright (c) 2007 Lukasz Zwierko (lzwierko@gmail.com) + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.0 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + * the License for the specific language governing rights and limitations + * under the License. + * + * + * The Initial Developer of the Original Code is Lukasz Zwierko (lzwierko@gmail.com) + * + * Contributor(s): + * + * $Log: mod_opalh323.cpp,v $ + * + * Revision 1.00 2007/10/24 07:29:52 lzwierko + * Initial revision + */ + + +#include "mod_opal.h" +#include "opal_backend.h" +#include + +/* + * IO routines handlers definitions for H323 + */ +static switch_call_cause_t opalh323_outgoing_channel(switch_core_session_t *, switch_caller_profile_t *, switch_core_session_t **, switch_memory_pool_t **); +static switch_status_t opalh323_read_frame(switch_core_session_t *, switch_frame_t **, int, switch_io_flag_t, int); +static switch_status_t opalh323_write_frame(switch_core_session_t *, switch_frame_t *, int, switch_io_flag_t, int); +static switch_status_t opalh323_kill_channel(switch_core_session_t *, int); +static switch_status_t opalh323_waitfor_read(switch_core_session_t *, int, int); +static switch_status_t opalh323_waitfor_write(switch_core_session_t *, int, int); +static switch_status_t opalh323_send_dtmf(switch_core_session_t *, char *); +static switch_status_t opalh323_receive_message(switch_core_session_t *, switch_core_session_message_t *); +static switch_status_t opalh323_receive_event(switch_core_session_t *, switch_event_t *); +static switch_status_t opalh323_state_change(switch_core_session_t *); +static switch_status_t opalh323_read_video_frame(switch_core_session_t *, switch_frame_t **, int, switch_io_flag_t, int); +static switch_status_t opalh323_write_video_frame(switch_core_session_t *, switch_frame_t *, int, switch_io_flag_t, int); +/* + * Event handlers declaration for H323 + */ +static switch_status_t opalh323_on_init(switch_core_session_t *session); +static switch_status_t opalh323_on_ring(switch_core_session_t *session); +static switch_status_t opalh323_on_execute(switch_core_session_t *session); +static switch_status_t opalh323_on_hangup(switch_core_session_t *session); +static switch_status_t opalh323_on_loopback(switch_core_session_t *session); +static switch_status_t opalh323_on_transmit(switch_core_session_t *session); + +/** + * Declaration of private variables + */ +static FSOpalManager *opal_manager = NULL; +static switch_memory_pool_t *opal_pool = NULL; +static switch_endpoint_interface_t *opalh323_endpoint_interface; + +/* + * IO routines handlers set declaration + */ +static switch_io_routines_t opalh323_io_routines = { + /*.outgoing_channel */ opalh323_outgoing_channel, + /*.read_frame */ opalh323_read_frame, + /*.write_frame */ opalh323_write_frame, + /*.kill_channel */ opalh323_kill_channel, + /*.waitfor_read */ opalh323_waitfor_read, + /*.waitfor_read */ opalh323_waitfor_write, + /*.send_dtmf */ opalh323_send_dtmf, + /*.receive_message */ opalh323_receive_message, + /*.receive_event */ opalh323_receive_event, + /*.state_change*/ opalh323_state_change, + /*.read_video_frame*/ opalh323_read_video_frame, + /*.write_video_frame*/ opalh323_write_video_frame +}; + +static switch_state_handler_table_t opalh323_event_handlers = { + /*.on_init */ opalh323_on_init, + /*.on_ring */ opalh323_on_ring, + /*.on_execute */ opalh323_on_execute, + /*.on_hangup */ opalh323_on_hangup, + /*.on_loopback */ opalh323_on_loopback, + /*.on_transmit */ opalh323_on_transmit +}; + +/* + * Loadable FreeSWITCH module functions declaration + */ +SWITCH_MODULE_LOAD_FUNCTION(mod_opal_load); +SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_opal_shutdown); +SWITCH_MODULE_DEFINITION(mod_opal, mod_opal_load, mod_opal_shutdown, NULL); + +/* + * This function is called on module load + * It sets up: + * 1. frontend - interface to FreeSWITCH core + * 2. backend - inerface to OPAL core + * + */ +SWITCH_MODULE_LOAD_FUNCTION(mod_opal_load) +{ + + /* frontend initialization*/ + *module_interface =NULL; + *module_interface = switch_loadable_module_create_module_interface(pool, modname); + + assert(*module_interface); + if(!module_interface) + { + return SWITCH_STATUS_MEMERR; + } + opalh323_endpoint_interface = (switch_endpoint_interface_t*)switch_loadable_module_create_interface(*module_interface, SWITCH_ENDPOINT_INTERFACE); + opalh323_endpoint_interface->interface_name = "OPALH323"; + opalh323_endpoint_interface->io_routines = &opalh323_io_routines; + opalh323_endpoint_interface->state_handler = &opalh323_event_handlers; + + /* backend initialization */ + opal_manager = new FSOpalManager(); + assert(opal_manager); + if(!opal_manager) + { + return SWITCH_STATUS_MEMERR; + } + + if(!opal_manager->initialize(modname,pool,opalh323_endpoint_interface)) + { + delete opal_manager; + return SWITCH_STATUS_FALSE; /* if can't initialize return general error */ + } + + /* indicate that the module should continue to be loaded */ + return SWITCH_STATUS_SUCCESS; +} + +/* + * This functionis called on module teardown + * It releases all internal resources, i.e. + * it dealocates OPAL core + * + */ +SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_opalh323_shutdown) +{ + /* deallocate OPAL manager */ + delete opal_manager; + return SWITCH_STATUS_SUCCESS; +} + +/* + * IO routines handlers definitions + */ +static switch_call_cause_t opalh323_outgoing_channel( + switch_core_session_t *session, + switch_caller_profile_t *outbound_profile, + switch_core_session_t **new_session, + switch_memory_pool_t **pool) +{ + return opal_manager->io_outgoing_channel(session,outbound_profile,new_session,pool); +} + +static switch_status_t opalh323_read_frame(switch_core_session_t *session, switch_frame_t **frame, int timeout, switch_io_flag_t flags, int stream_id) +{ + return opal_manager->io_read_frame(session,frame,timeout,flags,stream_id); +} + +static switch_status_t opalh323_write_frame(switch_core_session_t *session, switch_frame_t *frame, int timeout, switch_io_flag_t flags, int stream_id) +{ + return opal_manager->io_write_frame(session,frame,timeout,flags,stream_id); +} + +static switch_status_t opalh323_kill_channel(switch_core_session_t *session, int sig) +{ + return opal_manager->io_kill_channel(session,sig); +} + +static switch_status_t opalh323_waitfor_read(switch_core_session_t *session, int ms, int stream_id) +{ + return opal_manager->io_waitfor_read(session,ms,stream_id); +} + +static switch_status_t opalh323_waitfor_write(switch_core_session_t *session, int ms, int stream_id) +{ + return opal_manager->io_waitfor_write(session,ms,stream_id); +} + +static switch_status_t opalh323_send_dtmf(switch_core_session_t *session, char *dtmf) +{ + return opal_manager->io_send_dtmf(session,dtmf); +} + +static switch_status_t opalh323_receive_message(switch_core_session_t *session, switch_core_session_message_t *msg) +{ + return opal_manager->io_receive_message(session,msg); +} + +static switch_status_t opalh323_receive_event(switch_core_session_t *session, switch_event_t *event) +{ + return opal_manager->io_receive_event(session,event); +} + +static switch_status_t opalh323_state_change(switch_core_session_t *session) +{ + return opal_manager->io_state_change(session); +} + +static switch_status_t opalh323_read_video_frame(switch_core_session_t *session, switch_frame_t **frame, int timeout, switch_io_flag_t flag, int stream_id) +{ + return opal_manager->io_read_video_frame(session,frame,timeout,flag,stream_id); +} + +static switch_status_t opalh323_write_video_frame(switch_core_session_t *session, switch_frame_t *frame, int timeout, switch_io_flag_t flag, int stream_id) +{ + return opal_manager->io_write_video_frame(session,frame,timeout,flag,stream_id); +} + +/* + * Event handlers + */ + +static switch_status_t opalh323_on_init(switch_core_session_t *session) +{ + return opal_manager->callback_on_init(session); +} + +static switch_status_t opalh323_on_ring(switch_core_session_t *session) +{ + return opal_manager->callback_on_ring(session); +} + +static switch_status_t opalh323_on_execute(switch_core_session_t *session) +{ + return opal_manager->callback_on_execute(session); +} + +static switch_status_t opalh323_on_hangup(switch_core_session_t *session) +{ + return opal_manager->callback_on_hangup(session); +} + +static switch_status_t opalh323_on_loopback(switch_core_session_t *session) +{ + return opal_manager->callback_on_loopback(session); +} + +static switch_status_t opalh323_on_transmit(switch_core_session_t *session) +{ + return opal_manager->callback_on_transmit(session); +} diff --git a/src/mod/endpoints/mod_opal/mod_opal.h b/src/mod/endpoints/mod_opal/mod_opal.h new file mode 100644 index 0000000000..73eb7d7a4b --- /dev/null +++ b/src/mod/endpoints/mod_opal/mod_opal.h @@ -0,0 +1,39 @@ +/* + * mod_opalh323.h + * + * Opal-H323 gluer for Freeswitch header file + * + * Copyright (c) 2007 Lukasz Zwierko (lzwierko@gmail.com) + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.0 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + * the License for the specific language governing rights and limitations + * under the License. + * + * + * The Initial Developer of the Original Code is Lukasz Zwierko (lzwierko@gmail.com) + * + * Contributor(s): ______________________________________. + * + * $Log: mod_opalh323.cpp,v $ + * + * Revision 1.00 2007/10/24 07:29:52 lzwierko + * Initial revision + */ + +#ifndef __FREESWITCH_MOD_OPAL__ +#define __FREESWITCH_MOD_OPAL__ + +#define HAVE_APR /* what do I need this for?? copied from mod_sofia */ +#include +#include +#define MODNAME "mod_opal" + + + +#endif /* __FREESWITCH_MOD_OPAL__ */ diff --git a/src/mod/endpoints/mod_opal/opal_backend.cpp b/src/mod/endpoints/mod_opal/opal_backend.cpp new file mode 100644 index 0000000000..4c6ff89dea --- /dev/null +++ b/src/mod/endpoints/mod_opal/opal_backend.cpp @@ -0,0 +1,517 @@ +/* + * opalh323_backend.cpp + * + * Backend for OpalH323 module, implements + * H323 handling via OPAL library + * + * Copyright (c) 2007 Lukasz Zwierko (lzwierko@gmail.com) + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.0 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + * the License for the specific language governing rights and limitations + * under the License. + * + * + * The Initial Developer of the Original Code is Lukasz Zwierko (lzwierko@gmail.com) + * + * Contributor(s): + * + * $Log: opalh323_backend.cpp,v $ + * + * Revision 1.00 2007/10/24 07:29:52 lzwierko + * Initial revision + */ + +#include +#include "opal_backend.h" + +/** + * Private structre + */ + +typedef struct OpalH323Private_s +{ + OpalConnection *m_opalConnection; /** pointer to OpalConnection object */ + switch_mutex_t *m_mutex; /** mutex for synchonizing access to session object */ + switch_caller_profile_t *m_callerProfile; /** caller profile */ + +} OpalH323Private_t; + + +static bool OpalH323Private_Create(OpalH323Private_t **o_private, switch_core_session_t *i_session) +{ + *o_private = (OpalH323Private_t *)switch_core_session_alloc(i_session, sizeof(OpalH323Private_t)); + if(!o_private) + { + assert(0); + return false; + } + if(SWITCH_STATUS_SUCCESS != switch_mutex_init(&(*o_private)->m_mutex, SWITCH_MUTEX_NESTED, switch_core_session_get_pool(i_session))) + { + assert(0); + return false; + } + + return true; + +} + +static bool OpalH323Private_Delete(OpalH323Private_t *o_private) +{ + return (switch_mutex_destroy(o_private->m_mutex)==SWITCH_STATUS_SUCCESS); +} + +/** Default constructor + * + */ +FSOpalManager::FSOpalManager() : + m_isInitialized(false), + m_pH323Endpoint(NULL), + m_pMemoryPool(NULL), + m_pH323EndpointInterface(NULL), + m_pSessionsHashTable(NULL), + m_pSessionsHashTableMutex(NULL) +{ + +} + +/** Destructor + * + */ +FSOpalManager::~FSOpalManager() +{ + /** + * Destroy all allocated resources, if any + */ + if(m_isInitialized) + { + delete m_pH323Endpoint; + switch_mutex_destroy(m_pSessionsHashTableMutex); + switch_core_hash_destroy(&m_pSessionsHashTable); + + } +} + + /** + * Method does real initialization of the manager + */ +bool FSOpalManager::initialize( + const char* i_modName, + switch_memory_pool_t* i_memoryPool, + switch_endpoint_interface_t *i_endpointInterface + ) +{ + /* check if not initialized */ + assert(m_isInitialized); + + /* check input parameters */ + assert(i_modName); + assert(i_memoryPool); + assert(i_endpointInterface); + + + m_pModuleName = i_modName; + m_pMemoryPool = i_memoryPool; + m_pH323EndpointInterface = i_endpointInterface; + + /** + * Create hash table for storing pointers to session objects, + * Each OpalConnection object will retreive it's session object using + * its callToken as a key + */ + + if(switch_core_hash_init(&m_pSessionsHashTable,m_pMemoryPool)!=SWITCH_STATUS_SUCCESS) + { + assert(0); + return false; + } + + if(switch_mutex_init(&m_pSessionsHashTableMutex,SWITCH_MUTEX_UNNESTED,m_pMemoryPool)!=SWITCH_STATUS_SUCCESS) + { + assert(0); + switch_core_hash_destroy(&m_pSessionsHashTable); + return false; + } + + /* create h323 endpoint */ + m_pH323Endpoint = new H323EndPoint( *(static_cast(this)) ); ///TODO, replace prefix and signaling port by values from configuration + if(!m_pH323Endpoint) + { + assert(0); + switch_core_hash_destroy(&m_pSessionsHashTable); + switch_mutex_destroy(m_pSessionsHashTableMutex); + return false; + } + + /** + * To do-> add codecs to capabilities (for call contol) + * m_pH323Endpoint->AddCapability(); + */ + + m_pH323Endpoint->DisableFastStart(false); ///TODO this should be configurable + m_pH323Endpoint->DisableH245Tunneling(false); ///TODO this should be configurable + + ///TODO gatekeeper use should be configurable, I think that sevral options should be implemented in config file: use, dont use, use one of specified with priorities, try to reconnect to the topmost... + ///TODO m_pH323Endpoint->SetInitialBandwidth(initialBandwidth); + ///TODO m_pH323Endpoint->SetVendorIdentifierInfo() + + ///TODO address should be configurable, should allow creaeing listeners on multiple interfaces + OpalTransportAddress opalTransportAddress("0.0.0.0",1720); //for time being create listener on all ip's and default port + if(!m_pH323Endpoint->StartListeners(opalTransportAddress)) + { + assert(0); + switch_core_hash_destroy(&m_pSessionsHashTable); + switch_mutex_destroy(m_pSessionsHashTableMutex); + delete m_pH323Endpoint; + return false; + } + + /* at this point OPAL is ready to go */ + m_isInitialized = true; + return true; +} + + + +switch_core_session_t* FSOpalManager::getSessionToken(const PString &i_token) +{ + assert(m_pSessionsHashTable); + assert(m_pSessionsHashTableMutex); + return static_cast(switch_core_hash_find_locked(m_pSessionsHashTable,(const char*)i_token,m_pSessionsHashTableMutex)); +} + +void FSOpalManager::saveSessionToken(const PString &i_token,switch_core_session_t* i_session) +{ + assert(m_pSessionsHashTable); + assert(m_pSessionsHashTableMutex); + switch_core_hash_insert_locked(m_pSessionsHashTable,(const char*)i_token,i_session,m_pSessionsHashTableMutex); +} + +void FSOpalManager::deleteSessionToken(const PString &i_token) +{ + assert(m_pSessionsHashTable); + assert(m_pSessionsHashTableMutex); + switch_core_hash_delete_locked(m_pSessionsHashTable,(const char*)i_token,m_pSessionsHashTableMutex); +} + + +BOOL FSOpalManager::OnIncomingConnection( + OpalConnection & connection, ///< Connection that is calling + unsigned options, ///< options for new connection (can't use default as overrides will fail) + OpalConnection::StringOptions * stringOptions + ) +{ + //TODO check if options and stringOptions fields ever apply + return OnIncomingConnection(connection); +} + +BOOL FSOpalManager::OnIncomingConnection( + OpalConnection & connection, ///< Connection that is calling + unsigned options ///< options for new connection (can't use default as overrides will fail) + ) +{ + //TODO, check if options field ever applies + return OnIncomingConnection(connection); +} + +BOOL FSOpalManager::OnIncomingConnection( + OpalConnection & connection ///< Connection that is calling + ) +{ + /* allocate new session in switch core*/ + switch_core_session_t *session = switch_core_session_request(m_pH323EndpointInterface , NULL); + assert(session); + if(!session) + { + ///TODO add cause to the connection + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Could not allocate session object?\n"); + return FALSE; + } + + /* allocate private resources */ + OpalH323Private_t *tech_pvt = NULL; + if(!OpalH323Private_Create(&tech_pvt,session)) + { + ///TODO add cause to the connection + switch_core_session_destroy(&session); + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Could not allocate private object?\n"); + return false; + } + tech_pvt->m_opalConnection = &connection; + + + /** Save private data in session private data, and save session in hash tabel, under GetToken() key */ + switch_core_session_set_private(session,static_cast(tech_pvt)); ///save private data in session context + + /** Before adding this session to sessions hash table, + * lock he mutex so no concurrent + * callback can be runing for this connection + * probably other callbacks are called from this task + * but carfulness wont bite + */ + switch_mutex_lock(tech_pvt->m_mutex); + /** insert connection to hash table */ + saveSessionToken(connection.GetToken(),session); ///save pointer to session in hash table, for later retreival + + /** Create calling side profile */ + tech_pvt->m_callerProfile = switch_caller_profile_new( + switch_core_session_get_pool(session), + (const char*)connection.GetRemotePartyName(), /** username */ + "default", /** TODO -> this should be configurable by core */ + (const char*)connection.GetRemotePartyName(), /** caller_id_name */ + (const char*)connection.GetRemotePartyNumber(), /** caller_id_number */ + (const char*)connection.GetRemotePartyAddress(), /** network addr */ + NULL, /** ANI */ + NULL, /** ANI II */ + NULL, /** RDNIS */ + m_pModuleName, /** source */ + NULL, /** TODO -> set context */ + (const char*)connection.GetCalledDestinationNumber() /** destination_number */ + ); + + if(!tech_pvt->m_callerProfile) /* should never error */ + { + deleteSessionToken(connection.GetToken()); + switch_mutex_unlock(tech_pvt->m_mutex); + OpalH323Private_Delete(tech_pvt); + switch_core_session_destroy(&session); + assert(0); + return false; + } + + /** Set up sessions channel */ + switch_channel_t *channel = switch_core_session_get_channel(session); + switch_channel_set_name(channel,(const char*)connection.GetToken()); + switch_channel_set_caller_profile(channel, tech_pvt->m_callerProfile); + switch_channel_set_state(channel, CS_INIT); + + /** Set up codecs for the channel ??? */ + + + /***Mark incoming call as AnsweredPending ??? */ + + + /** lunch thread */ + if (switch_core_session_thread_launch(session) != SWITCH_STATUS_SUCCESS) + { + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Error spawning thread\n"); + deleteSessionToken(connection.GetToken()); + switch_mutex_unlock(tech_pvt->m_mutex); + OpalH323Private_Delete(tech_pvt); + switch_core_session_destroy(&session); + assert(0); + return false; + } + switch_mutex_unlock(tech_pvt->m_mutex); + + + /* the connection can be continued!!! */ + return TRUE; + +} + + + + + + + +/** + * FS ON_INIT callback handler + * + */ +switch_status_t FSOpalManager::callback_on_init(switch_core_session_t *io_session) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +/** + * FS ON_INIT callback handler + * + */ +switch_status_t FSOpalManager::callback_on_ring(switch_core_session_t *io_session) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +/** + * FS ON_EXECUTE callback handler + * + */ +switch_status_t FSOpalManager::callback_on_execute(switch_core_session_t *io_session) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +/** + * FS ON_HANGUP callback handler + * + */ +switch_status_t FSOpalManager::callback_on_hangup(switch_core_session_t *io_session) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +/** + * FS ON_LOOPBACK callback handler + * + */ + +switch_status_t FSOpalManager::callback_on_loopback(switch_core_session_t *io_session) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +/** + * FS ON_TRANSMIT callback handler + * + */ +switch_status_t FSOpalManager::callback_on_transmit(switch_core_session_t *io_session) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_call_cause_t FSOpalManager::io_outgoing_channel(switch_core_session_t *i_session, switch_caller_profile_t *i_profile, switch_core_session_t **o_newSession, switch_memory_pool_t **o_memPool) +{ + assert(m_isInitialized); + return SWITCH_CAUSE_SUCCESS; +} + +switch_status_t FSOpalManager::io_read_frame(switch_core_session_t *i_session, switch_frame_t **o_frame, int i_timout, switch_io_flag_t i_flag, int i_streamId) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_write_frame(switch_core_session_t *i_session, switch_frame_t *i_frame, int i_timeout, switch_io_flag_t i_flag, int i_streamId) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_kill_channel(switch_core_session_t *i_session, int sig) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_waitfor_read(switch_core_session_t *i_session, int i_ms, int i_streamId) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_waitfor_write(switch_core_session_t *i_session, int i_ms, int i_streamId) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_send_dtmf(switch_core_session_t *i_session, char *i_dtmf) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_receive_message(switch_core_session_t *i_session, switch_core_session_message_t *i_message) +{ + assert(m_isInitialized); + + OpalH323Private_t* tech_prv = static_cast(switch_core_session_get_private(i_session)); + assert(tech_prv); + + switch_mutex_lock(tech_prv->m_mutex); + + switch(i_message->message_id) + { + case SWITCH_MESSAGE_REDIRECT_AUDIO: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_REDIRECT_AUDIO\n"); + break; + case SWITCH_MESSAGE_TRANSMIT_TEXT: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_TRANSMIT_TEXT\n"); + break; + case SWITCH_MESSAGE_INDICATE_ANSWER: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_ANSWER\n"); + + /* set call answer */ + //tech_prv->m_opalConnection->AnsweringCall(AnswerCallNow); + break; + case SWITCH_MESSAGE_INDICATE_PROGRESS: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_PROGRESS\n"); + break; + case SWITCH_MESSAGE_INDICATE_BRIDGE: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_BRIDGE\n"); + break; + case SWITCH_MESSAGE_INDICATE_UNBRIDGE: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_UNBRIDGE\n"); + break; + case SWITCH_MESSAGE_INDICATE_TRANSFER: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_TRANSFER\n"); + break; + case SWITCH_MESSAGE_INDICATE_RINGING: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_RINGING\n"); + break; + case SWITCH_MESSAGE_INDICATE_MEDIA: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_MEDIA\n"); + break; + case SWITCH_MESSAGE_INDICATE_NOMEDIA: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_NOMEDIA\n"); + break; + case SWITCH_MESSAGE_INDICATE_HOLD: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_HOLD\n"); + break; + case SWITCH_MESSAGE_INDICATE_UNHOLD: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_UNHOLD\n"); + break; + case SWITCH_MESSAGE_INDICATE_REDIRECT: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_REDIRECT\n"); + break; + case SWITCH_MESSAGE_INDICATE_REJECT: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_REJECT\n"); + break; + case SWITCH_MESSAGE_INDICATE_BROADCAST: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_BROADCAST\n"); + break; + case SWITCH_MESSAGE_INDICATE_MEDIA_REDIRECT: + //switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG "SWITCH_MESSAGE_INDICATE_MEDIA_REDIRECT\n"); + break; + } + + switch_mutex_unlock(tech_prv->m_mutex); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_receive_event(switch_core_session_t *i_session, switch_event_t *i_event) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_state_change(switch_core_session_t *) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_read_video_frame(switch_core_session_t *, switch_frame_t **, int, switch_io_flag_t, int) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} + +switch_status_t FSOpalManager::io_write_video_frame(switch_core_session_t *, switch_frame_t *, int, switch_io_flag_t, int) +{ + assert(m_isInitialized); + return SWITCH_STATUS_SUCCESS; +} diff --git a/src/mod/endpoints/mod_opal/opal_backend.h b/src/mod/endpoints/mod_opal/opal_backend.h new file mode 100644 index 0000000000..45086a2301 --- /dev/null +++ b/src/mod/endpoints/mod_opal/opal_backend.h @@ -0,0 +1,132 @@ +/* + * opalh323_backend.cpp + * + * Backend for OpalH323 module, implements + * H323 handling via OPAL library + * + * Copyright (c) 2007 Lukasz Zwierko (lzwierko@gmail.com) + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.0 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + * the License for the specific language governing rights and limitations + * under the License. + * + * + * The Initial Developer of the Original Code is Lukasz Zwierko (lzwierko@gmail.com) + * + * Contributor(s): + * + * $Log: opalh323_backend.cpp,v $ + * + * Revision 1.00 2007/10/24 07:29:52 lzwierko + * Initial revision + */ + +#ifndef __FREESWITCH_OPAL_BACKEND__ +#define __FREESWITCH_OPAL_BACKEND__ + +#include +#include +#include +#include +#include + +/** This class is OpalManager implementation + * for FreeSWITCH OpalH323 module. + * All methods are inherited from base OpalManagerClass. + * Event callbacks will be filed with valid code + * Additional functions have been implemented to be called, or called by + */ +class FSOpalManager : public OpalManager +{ + PCLASSINFO(FSOpalManager, PObject); + +public: + + /** Default constructor + * + */ + FSOpalManager(); + + /** Destructor + * + */ + ~FSOpalManager(); + + /** + * Method does real initialization of the manager + */ + bool initialize( + const char* i_modName, + switch_memory_pool_t* i_memoryPool, + switch_endpoint_interface_t *i_endpointInterface + ); + + /** FS callback handlers declarations + * + */ + switch_status_t callback_on_init(switch_core_session_t *io_session); + switch_status_t callback_on_ring(switch_core_session_t *io_session); + switch_status_t callback_on_execute(switch_core_session_t *io_session); + switch_status_t callback_on_hangup(switch_core_session_t *io_session); + switch_status_t callback_on_loopback(switch_core_session_t *io_session); + switch_status_t callback_on_transmit(switch_core_session_t *io_session); + + /** FS io functions + * + */ + + switch_call_cause_t io_outgoing_channel(switch_core_session_t *, switch_caller_profile_t *, switch_core_session_t **, switch_memory_pool_t **); + switch_status_t io_read_frame(switch_core_session_t *, switch_frame_t **, int, switch_io_flag_t, int); + switch_status_t io_write_frame(switch_core_session_t *, switch_frame_t *, int, switch_io_flag_t, int); + switch_status_t io_kill_channel(switch_core_session_t *, int); + switch_status_t io_waitfor_read(switch_core_session_t *, int, int); + switch_status_t io_waitfor_write(switch_core_session_t *, int, int); + switch_status_t io_send_dtmf(switch_core_session_t *, char *); + switch_status_t io_receive_message(switch_core_session_t *, switch_core_session_message_t *); + switch_status_t io_receive_event(switch_core_session_t *, switch_event_t *); + switch_status_t io_state_change(switch_core_session_t *); + switch_status_t io_read_video_frame(switch_core_session_t *, switch_frame_t **, int, switch_io_flag_t, int); + switch_status_t io_write_video_frame(switch_core_session_t *, switch_frame_t *, int, switch_io_flag_t, int); + + virtual BOOL OnIncomingConnection( + OpalConnection & connection, ///< Connection that is calling + unsigned options, ///< options for new connection (can't use default as overrides will fail) + OpalConnection::StringOptions * stringOptions + ); + virtual BOOL OnIncomingConnection( + OpalConnection & connection, ///< Connection that is calling + unsigned options ///< options for new connection (can't use default as overrides will fail) + ); + + virtual BOOL OnIncomingConnection( + OpalConnection & connection ///< Connection that is calling + ); + + + +private: + + void saveSessionToken(const PString &i_token,switch_core_session_t* i_session); + switch_core_session_t* getSessionToken(const PString &i_token); + void deleteSessionToken(const PString &i_token); + + + const char *m_pModuleName; /* name of this module */ + bool m_isInitialized; /* true if module has been initialized properly */ + H323EndPoint *m_pH323Endpoint; /* h323 endpoint control */ + switch_memory_pool_t *m_pMemoryPool; /* FS memory pool */ + switch_endpoint_interface_t *m_pH323EndpointInterface; /* FS endpoint inerface */ + switch_hash_t *m_pSessionsHashTable; /* Stores pointrs to session object for each Opal connection */ + switch_mutex_t *m_pSessionsHashTableMutex; /* Protects hash table */ + +}; + + + +#endif /* __FREESWITCH_OPAL_BACKEND__ */