192 lines
4.4 KiB
C++
192 lines
4.4 KiB
C++
// PgCnt.cpp : Implementation of DLL Exports.
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// You will need the NT SUR Beta 2 SDK or VC 4.2 in order to build this
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// project. This is because you will need MIDL 3.00.15 or higher and new
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// headers and libs. If you have VC 4.2 installed, then everything should
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// already be configured correctly.
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// Note: Proxy/Stub Information
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// To build a separate proxy/stub DLL,
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// run nmake -f PgCntps.mak in the project directory.
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#include "stdafx.h"
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#include "resource.h"
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#include "initguid.h"
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#include "PgCnt.h"
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#include "PgCntObj.h"
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#include "ccm.h"
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#include "debug.h"
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#include "Monitor.h"
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#include "Lock.h"
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#define IID_DEFINED
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#include "PgCnt_i.c"
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CPgCntModule _Module;
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//Declare Global CCM Object
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CCM CountManager;
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/////////////////////////////////////////////////////////////////////////////
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// CPgCntModule methods
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//
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CPgCntModule::CPgCntModule()
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: m_pMonitor(NULL)
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{
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}
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void
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CPgCntModule::Init(
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_ATL_OBJMAP_ENTRY* p,
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HINSTANCE h )
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{
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_ASSERT( m_pMonitor == NULL);
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m_pMonitor = new CMonitor();
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CComModule::Init(p,h);
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}
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void
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CPgCntModule::Term()
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{
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_ASSERT( m_pMonitor != NULL);
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delete m_pMonitor;
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m_pMonitor = NULL;
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CComModule::Term();
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}
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LONG
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CPgCntModule::Lock()
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{
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_ASSERT( m_pMonitor != NULL );
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return CComModule::Lock();
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}
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LONG
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CPgCntModule::Unlock()
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{
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LONG lc;
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CLock l(m_cs);
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if ( ( lc = CComModule::Unlock() ) == 0 )
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{
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// final unlock
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_ASSERT( m_pMonitor != NULL );
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m_pMonitor->StopAllMonitoring();
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}
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return lc;
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}
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CMonitor*
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CPgCntModule::Monitor()
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{
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_ASSERT( m_pMonitor != NULL );
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return m_pMonitor;
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}
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BEGIN_OBJECT_MAP(ObjectMap)
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OBJECT_ENTRY(CLSID_PageCounter, CPgCntObj)
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END_OBJECT_MAP()
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/////////////////////////////////////////////////////////////////////////////
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// DLL Entry Point
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extern "C"
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BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)
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{
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if (dwReason == DLL_PROCESS_ATTACH)
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{
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DEBUG_START;
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_Module.Init(ObjectMap, hInstance);
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DisableThreadLibraryCalls(hInstance);
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DEBUG_INIT();
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}
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else if (dwReason == DLL_PROCESS_DETACH)
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{
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DEBUG_TERM();
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_Module.Term();
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//Persist Page Hits Information
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CountManager.Persist();
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DEBUG_STOP;
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}
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return TRUE; // ok
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}
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/////////////////////////////////////////////////////////////////////////////
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// Used to determine whether the DLL can be unloaded by OLE
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STDAPI DllCanUnloadNow(void)
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{
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if (_Module.GetLockCount() == 0)
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{
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CountManager.Persist();
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return S_OK;
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}
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else
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return S_FALSE;
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}
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/////////////////////////////////////////////////////////////////////////////
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// Returns a class factory to create an object of the requested type
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STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
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{
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return _Module.GetClassObject(rclsid, riid, ppv);
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}
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/////////////////////////////////////////////////////////////////////////////
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// DllRegisterServer - Adds entries to the system registry
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STDAPI DllRegisterServer(void)
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{
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//Add Registry Value for File_Location & Save_Count
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CRegKey regKey;
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LONG retVal = regKey.Create(HITCNT_HKEY, HITCNT_KEYNAME);
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ATLTRACE(_T("Create = %x\n"), retVal);
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//Set the Default File_Location
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if (retVal == ERROR_SUCCESS)
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{
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retVal = RegSetValueEx(
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regKey,
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HITCNT_FILELOCN,
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0,
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REG_EXPAND_SZ,
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(LPBYTE)HITCNT_DFLT_FILE,
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(_tcslen(HITCNT_DFLT_FILE)+1)*sizeof(TCHAR));
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ATLTRACE(_T("Set %s %s = %x\n"),
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HITCNT_FILELOCN, HITCNT_DFLT_FILE, retVal);
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}
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//Set the Default Save_Cnt
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if (retVal == ERROR_SUCCESS)
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{
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const DWORD SaveCount = HITCNT_DFLT_SAVE;
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retVal = RegSetValueEx(
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regKey,
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HITCNT_SAVECNT,
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0,
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REG_DWORD,
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(LPBYTE)&SaveCount,
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sizeof(DWORD));
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ATLTRACE(_T("Set %s %d = %x\n"), HITCNT_SAVECNT, SaveCount, retVal);
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}
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return _Module.RegisterServer(TRUE);
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}
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/////////////////////////////////////////////////////////////////////////////
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// DllUnregisterServer - Removes entries from the system registry
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STDAPI DllUnregisterServer(void)
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{
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_Module.UnregisterServer();
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return S_OK;
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}
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