DLLMAIN.CPP

/*++ 
 
     Copyright (c) 1996 Intel Corporation 
     Copyright 1996 - 1998 Microsoft Corporation 
     All Rights Reserved 
 
     Permission is granted to use, copy and distribute this software and 
     its documentation for any purpose and without fee, provided, that 
     the above copyright notice and this statement appear in all copies. 
     Intel makes no representations about the suitability of this 
     software for any purpose.  This software is provided "AS IS." 
 
     Intel specifically disclaims all warranties, express or implied, 
     and all liability, including consequential and other indirect 
     damages, for the use of this software, including liability for 
     infringement of any proprietary rights, and including the 
     warranties of merchantability and fitness for a particular purpose. 
     Intel does not assume any responsibility for any errors which may 
     appear in this software nor any responsibility to update it. 
 
 
Module Name: 
 
    dllmain.cpp 
 
Abstract: 
    This module contains the DllMain entry point for lsp.dll to 
    control the global init and shutdown of the DLL. 
 
--*/ 
 
#pragma warning(disable: 4001)      /* Single-line comment */ 
 
#include "precomp.h" 
 
HINSTANCE   HDllInstance; 
DWORD       TlsIndex=0xFFFFFFFF; 
 
  
BOOL WINAPI DllMain( 
    IN HINSTANCE hinstDll, 
    IN DWORD fdwReason, 
    LPVOID lpvReserved 
    ) 
{ 
 
   switch (fdwReason) { 
 
   case DLL_PROCESS_ATTACH: 
      // DLL is attaching to the address 
      // space of the current process. 
      DTHookInitialize(); 
      InitializeCriticalSection(&gInitCriticalSection); 
      HDllInstance = hinstDll; 
  TlsIndex = TlsAlloc(); 
      break; 
 
   case DLL_THREAD_ATTACH: 
      // A new thread is being created in the current process. 
      break; 
 
   case DLL_THREAD_DETACH: 
      // A thread is exiting cleanly. 
      break; 
 
   case DLL_PROCESS_DETACH: 
      // The calling process is detaching 
      // the DLL from its address space. 
      // 
      // Note that lpvReserved will be NULL if the detach is due to 
      // a FreeLibrary() call, and non-NULL if the detach is due to 
      // process cleanup. 
      // 
 
  if( lpvReserved == NULL ) { 
  if (TlsIndex!=0xFFFFFFFF) { 
  TlsFree (TlsIndex); 
  TlsIndex = 0xFFFFFFFF; 
  } 
      } 
 
  DeleteCriticalSection(&gInitCriticalSection); 
      DTHookShutdown(); 
      break; 
   } 
 
 
   return(TRUE); 
}