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  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22 #include "winerror.h"
  23 #include "winbase.h"
  24 #include "wine/debug.h"
  25 #include "dplayx_global.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(dplay);
  28
  29 /* This is a globally exported variable at ordinal 6 of DPLAYX.DLL */
  30 DWORD gdwDPlaySPRefCount = 0; /* FIXME: Should it be initialized here? */
  31
  32
  33 BOOL WINAPI DPLAYX_LibMain( HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved )
  34 {
  35
  36   TRACE( "(%u,0x%08lx,%p)\n", hinstDLL, fdwReason, lpvReserved );
  37
  38   switch ( fdwReason )
  39   {
  40     case DLL_PROCESS_ATTACH:
  41         /* First instance perform construction of global processor data */
  42         return DPLAYX_ConstructData();
  43
  44     case DLL_PROCESS_DETACH:
  45         /* Last instance performs destruction of global processor data */
  46         return DPLAYX_DestructData();
  47
  48     case DLL_THREAD_ATTACH: /* Do nothing */
  49     case DLL_THREAD_DETACH: /* Do nothing */
  50       break;
  51     default:
  52       break;
  53
  54   }
  55
  56   return TRUE;
  57 }
  58
  59 /***********************************************************************
  60  *              DllCanUnloadNow (DPLAYX.10)
  61  */
  62 HRESULT WINAPI DPLAYX_DllCanUnloadNow(void)
  63 {
  64   HRESULT hr = ( gdwDPlaySPRefCount > 0 ) ? S_FALSE : S_OK;
  65
  66   /* FIXME: Should I be putting a check in for class factory objects
  67    *        as well
  68    */
  69
  70   TRACE( ": returning 0x%08lx\n", hr );
  71
  72   return hr;
  73 }
  74