windows-nt/Source/XPSP1/NT/admin/pchealth/helpctr/rc/safincitrac/safincitrac.cpp
2020-09-26 16:20:57 +08:00

164 lines
4.4 KiB
C++

// SAFInciTrac.cpp : Implementation of DLL Exports.
// Note: Proxy/Stub Information
// To build a separate proxy/stub DLL,
// run nmake -f SAFInciTracps.mk in the project directory.
#include "stdafx.h"
#include "resource.h"
#include <initguid.h>
#include "obj\i386\SAFInciTrac.h"
#include "obj\SAFInciTrac_i.c"
#include "SAFChannelNotifyIncident.h"
const DWORD dwTimeOut = 5000; // time for EXE to be idle before shutting down
const DWORD dwPause = 1000; // time to wait for threads to finish up
// Passed to CreateThread to monitor the shutdown event
static DWORD WINAPI MonitorProc(void* pv)
{
CExeModule* p = (CExeModule*)pv;
p->MonitorShutdown();
return 0;
}
LONG CExeModule::Unlock()
{
LONG l = CComModule::Unlock();
if (l == 0)
{
bActivity = true;
SetEvent(hEventShutdown); // tell monitor that we transitioned to zero
}
return l;
}
//Monitors the shutdown event
void CExeModule::MonitorShutdown()
{
while (1)
{
WaitForSingleObject(hEventShutdown, INFINITE);
DWORD dwWait=0;
do
{
bActivity = false;
dwWait = WaitForSingleObject(hEventShutdown, dwTimeOut);
} while (dwWait == WAIT_OBJECT_0);
// timed out
if (!bActivity && m_nLockCnt == 0 && CSAFChannelNotifyIncident::m_nRefCount == 0) // if no activity let's really bail
{
#if _WIN32_WINNT >= 0x0400 & defined(_ATL_FREE_THREADED)
CoSuspendClassObjects();
if (!bActivity && m_nLockCnt == 0)
#endif
break;
}
}
CloseHandle(hEventShutdown);
PostThreadMessage(dwThreadID, WM_QUIT, 0, 0);
}
bool CExeModule::StartMonitor()
{
hEventShutdown = CreateEvent(NULL, false, false, NULL);
if (hEventShutdown == NULL)
return false;
DWORD dwThreadID;
HANDLE h = CreateThread(NULL, 0, MonitorProc, this, 0, &dwThreadID);
return (h != NULL);
}
CExeModule _Module;
BEGIN_OBJECT_MAP(ObjectMap)
OBJECT_ENTRY(CLSID_SAFChannelNotifyIncident, CSAFChannelNotifyIncident)
END_OBJECT_MAP()
LPCTSTR FindOneOf(LPCTSTR p1, LPCTSTR p2)
{
while (p1 != NULL && *p1 != NULL)
{
LPCTSTR p = p2;
while (p != NULL && *p != NULL)
{
if (*p1 == *p)
return CharNext(p1);
p = CharNext(p);
}
p1 = CharNext(p1);
}
return NULL;
}
/////////////////////////////////////////////////////////////////////////////
//
extern "C" int WINAPI _tWinMain(HINSTANCE hInstance,
HINSTANCE /*hPrevInstance*/, LPTSTR lpCmdLine, int /*nShowCmd*/)
{
lpCmdLine = GetCommandLine(); //this line necessary for _ATL_MIN_CRT
#if _WIN32_WINNT >= 0x0400 & defined(_ATL_FREE_THREADED)
HRESULT hRes = CoInitializeEx(NULL, COINIT_MULTITHREADED);
#else
HRESULT hRes = CoInitialize(NULL);
#endif
_ASSERTE(SUCCEEDED(hRes));
_Module.Init(ObjectMap, hInstance, &LIBID_SAFINCITRACLib);
_Module.dwThreadID = GetCurrentThreadId();
TCHAR szTokens[] = _T("-/");
int nRet = 0;
BOOL bRun = TRUE;
LPCTSTR lpszToken = FindOneOf(lpCmdLine, szTokens);
while (lpszToken != NULL)
{
if (lstrcmpi(lpszToken, _T("UnregServer"))==0)
{
_Module.UpdateRegistryFromResource(IDR_SAFCHANNELNOTIFYINCIDENT, FALSE);
nRet = _Module.UnregisterServer(TRUE);
bRun = FALSE;
break;
}
if (lstrcmpi(lpszToken, _T("RegServer"))==0)
{
_Module.UpdateRegistryFromResource(IDR_SAFCHANNELNOTIFYINCIDENT, TRUE);
nRet = _Module.RegisterServer(TRUE);
bRun = FALSE;
break;
}
lpszToken = FindOneOf(lpszToken, szTokens);
}
if (bRun)
{
_Module.StartMonitor();
#if _WIN32_WINNT >= 0x0400 & defined(_ATL_FREE_THREADED)
hRes = _Module.RegisterClassObjects(CLSCTX_LOCAL_SERVER,
REGCLS_MULTIPLEUSE | REGCLS_SUSPENDED);
_ASSERTE(SUCCEEDED(hRes));
hRes = CoResumeClassObjects();
#else
hRes = _Module.RegisterClassObjects(CLSCTX_LOCAL_SERVER,
REGCLS_MULTIPLEUSE);
#endif
_ASSERTE(SUCCEEDED(hRes));
MSG msg;
while (GetMessage(&msg, 0, 0, 0))
DispatchMessage(&msg);
_Module.RevokeClassObjects();
CSAFInciTrayIcon::RemoveTrayIcon();
Sleep(dwPause); //wait for any threads to finish
}
_Module.Term();
CoUninitialize();
return nRet;
}