int __cdecl main(int argc, char* argv[])
{
LogMessage("main: started");
//
// this event be signalled when it's time to exit
//
g_hExitEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
if (NULL == g_hExitEvent)
{
LogError("main: Failed to create exit event");
return 1;
}
//
// we want to handle ctrl+c and ctrl+break events so we can cleanup on exit
// proceed even in case of failure
//
SetConsoleCtrlHandler( (PHANDLER_ROUTINE)CtrlHandler, TRUE);
//
// initialize COM
//
HRESULT hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);
if ( FAILED(hr))
{
LogError("main: Failed to CoInitialize");
CloseHandle(g_hExitEvent);
g_hExitEvent = NULL;
return 1;
}
//
// start worker thread for tapi message processing
//
hr = g_WorkerThread.Initialize();
if (FAILED(hr))
{
LogError("main: Failed to initialize worker thread");
CoUninitialize();
CloseHandle(g_hExitEvent);
g_hExitEvent = NULL;
return 1;
}
//
// initialize critical section used to serialize access to global
// current call
//
// note: InitializeCriticalSection can raise STATUS_NO_MEMORY exception
//
InitializeCriticalSection(&g_CurrentCallCritSection);
//
// create and initialize tapi object, register the callback object
// and start listening
//
hr = InitializeTAPI();
if (FAILED(hr))
{
g_WorkerThread.Shutdown();
CloseHandle(g_hExitEvent);
g_hExitEvent = NULL;
DeleteCriticalSection(&g_CurrentCallCritSection);
CoUninitialize();
return 1;
}
//
// wait until ctrl+break handler or CS_DISCONNECT handler signal exit event
//
LogMessage("main: waiting for exit event");
DWORD nWaitResult = WaitForSingleObject(g_hExitEvent, INFINITE);
LogMessage("main: exit event signaled");
//
// disconnect and release call, if it exists
//
DisconnectAndReleaseCall();
//
// cleanup tapi
//
ShutdownTapi();
//
// stop the worker thread
//
g_WorkerThread.Shutdown();
//
// no longer need the critical section
//
DeleteCriticalSection(&g_CurrentCallCritSection);
//
// release com
//
CoUninitialize();
//
// no longer need the event
//
CloseHandle(g_hExitEvent);
g_hExitEvent = NULL;
//
// exiting... we no longer want to handle ctrl+c and ctrl+break
//
SetConsoleCtrlHandler( (PHANDLER_ROUTINE) CtrlHandler, FALSE);
//
// was the event signaled, or wait failed?
//
if (WAIT_OBJECT_0 != nWaitResult)
{
LogError("main: Failed to wait for exit event");
return 1;
}
LogMessage("main: exiting");
return 0;
}
/**********************************************************
* COperator::~COperator *
*-----------------------*
* Description:
* Destructor for the COperator class.
* Cleans up SAPI and TAPI objects.
***********************************************************/
COperator::~COperator()
{
ShutdownSapi();
ShutdownTapi();
} /* COperator::~COperator */
