dlls/dplayx/dplayx_main.c

   1 /*
   2  * DPLAYX.DLL LibMain
   3  *
   4  * Copyright 1999,2000 - Peter Hunnisett
   5  *
   6  * contact <hunnise@nortelnetworks.com>
   7  */
   8 #include "winerror.h"
   9 #include "winbase.h"
  10 #include "debugtools.h"
  11 #include "dplayx_global.h"
  12
  13 DEFAULT_DEBUG_CHANNEL(dplay);
  14
  15 /* This is a globally exported variable at ordinal 6 of DPLAYX.DLL */
  16 DWORD gdwDPlaySPRefCount = 0; /* FIXME: Should it be initialized here? */
  17
  18
  19 BOOL WINAPI DPLAYX_LibMain( HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved )
  20 {
  21
  22   TRACE( "(%u,0x%08lx,%p)\n", hinstDLL, fdwReason, lpvReserved );
  23
  24   switch ( fdwReason )
  25   {
  26     case DLL_PROCESS_ATTACH:
  27         /* First instance perform construction of global processor data */
  28         return DPLAYX_ConstructData();
  29
  30     case DLL_PROCESS_DETACH:
  31         /* Last instance performs destruction of global processor data */
  32         return DPLAYX_DestructData();
  33
  34     case DLL_THREAD_ATTACH: /* Do nothing */
  35     case DLL_THREAD_DETACH: /* Do nothing */
  36       break;
  37     default:
  38       break;
  39
  40   }
  41
  42   return TRUE;
  43 }
  44
  45 /***********************************************************************
  46  *              DllCanUnloadNow (DPLAYX.10)
  47  */
  48 HRESULT WINAPI DPLAYX_DllCanUnloadNow(void)
  49 {
  50   HRESULT hr = ( gdwDPlaySPRefCount > 0 ) ? S_FALSE : S_OK;
  51
  52   /* FIXME: Should I be putting a check in for class factory objects
  53    *        as well
  54    */
  55
  56   TRACE( ": returning 0x%08lx\n", hr );
  57
  58   return hr;
  59 }
  60