windows-nt/Source/XPSP1/NT/net/diagnostics/wmi/dglogs/dglogs.cpp

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2020-09-26 03:20:57 -05:00
// Dglogs.cpp : Implementation of DLL Exports.
// Note: Proxy/Stub Information
// To build a separate proxy/stub DLL,
// run nmake -f Dglogsps.mk in the project directory.
#include "stdafx.h"
#include "resource.h"
#include <initguid.h>
#include "Dglogs.h"
#include "Dglogs_i.c"
#include "DglogsCom.h"
#include "Diagnostics.h"
#include "dgnet.h"
extern GUID CLSID_Dgnet;
CComModule _Module;
// COM Map takes care of registering the dgnet.dll
// the CDglogsCom and CGotNet are regestered
//
BEGIN_OBJECT_MAP(ObjectMap)
OBJECT_ENTRY(CLSID_DglogsCom, CDglogsCom)
OBJECT_ENTRY(CLSID_Dgnet, CGotNet)
END_OBJECT_MAP()
// Global variables
//
HMODULE g_hModule;
// Netsh functions
//
STDAPI RegisterhNetshHelper();
STDAPI UnRegisterNetShHelper();
/////////////////////////////////////////////////////////////////////////////
// DLL Entry Point
extern "C"
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)
{
if (dwReason == DLL_PROCESS_ATTACH)
{
_Module.Init(ObjectMap, hInstance, &LIBID_DGLOGSLib);
DisableThreadLibraryCalls(hInstance);
g_hModule = (HMODULE) hInstance;
}
else if (dwReason == DLL_PROCESS_DETACH)
_Module.Term();
return TRUE; // ok
}
/////////////////////////////////////////////////////////////////////////////
// Used to determine whether the DLL can be unloaded by OLE
STDAPI DllCanUnloadNow(void)
{
return (_Module.GetLockCount()==0) ? S_OK : S_FALSE;
}
/////////////////////////////////////////////////////////////////////////////
// Returns a class factory to create an object of the requested type
STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
{
return _Module.GetClassObject(rclsid, riid, ppv);
}
/////////////////////////////////////////////////////////////////////////////
// DllRegisterServer - Adds entries to the system registry
STDAPI DllRegisterServer(void)
{
// Register with Netsh
RegisterhNetshHelper();
// registers object, typelib and all interfaces in typelib
return _Module.RegisterServer(TRUE);
}
/////////////////////////////////////////////////////////////////////////////
// DllUnregisterServer - Removes entries from the system registry
STDAPI DllUnregisterServer(void)
{
// Unregister from netsh
UnRegisterNetShHelper();
return _Module.UnregisterServer(TRUE);
}
STDAPI RegisterhNetshHelper()
{
HKEY hNetSh;
long lRet = NOERROR;
WCHAR szwModule[MAX_PATH];
HRESULT hr;
// Open the netsh registry entry
//
lRet = RegOpenKey(HKEY_LOCAL_MACHINE,
L"SOFTWARE\\Microsoft\\NetSh",
&hNetSh);
if( ERROR_SUCCESS == lRet )
{
// Get the dll filename
//
if( GetModuleFileName( (HMODULE)g_hModule, szwModule, MAX_PATH ) )
{
// Add dglogs under netsh
//
lRet = RegSetValueEx(hNetSh,
L"dglogs",
0,
REG_SZ,
(CONST BYTE *)szwModule,
(lstrlen(szwModule)+1) * sizeof(WCHAR) );
}
// Close the regsitry key
//
RegCloseKey(hNetSh);
}
return lRet == ERROR_SUCCESS ? NOERROR:ERROR;
}
STDAPI UnRegisterNetShHelper()
{
HKEY hNetSh;
long lRet = NOERROR;
// Open the netsh registry entry
//
lRet = RegOpenKey(HKEY_LOCAL_MACHINE,
L"SOFTWARE\\Microsoft\\NetSh",
&hNetSh);
if( ERROR_SUCCESS == lRet )
{
// Delete our entry
//
RegDeleteValue(hNetSh,L"dglogs");
RegCloseKey(hNetSh);
}
return lRet;
}