You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
116 lines
2.6 KiB
116 lines
2.6 KiB
// Copyright (c) 1998 Microsoft Corporation
|
|
// dm32dll.cpp
|
|
//
|
|
// Dll entry points
|
|
//
|
|
#include <objbase.h>
|
|
#include <assert.h>
|
|
#include <mmsystem.h>
|
|
#include <dsoundp.h>
|
|
|
|
#include "dmusicc.h"
|
|
#include "..\dmusic\dmusicp.h"
|
|
#include "debug.h"
|
|
|
|
#include "dmusic32.h"
|
|
#include "dm32p.h"
|
|
|
|
// Globals
|
|
//
|
|
|
|
// Dll's hModule
|
|
//
|
|
HMODULE g_hModule = NULL;
|
|
|
|
extern "C" BOOL PASCAL dmthunk_ThunkConnect32(LPCSTR pszDll16, LPCSTR pszDll32, HINSTANCE hinst, DWORD dwReason);
|
|
|
|
static CONST TCHAR pszDll16[] = "DMUSIC16.DLL";
|
|
static CONST TCHAR pszDll32[] = "DMUSIC32.DLL";
|
|
|
|
#ifdef DBG
|
|
static char* aszReasons[] =
|
|
{
|
|
"DLL_PROCESS_DETACH",
|
|
"DLL_PROCESS_ATTACH",
|
|
"DLL_THREAD_ATTACH",
|
|
"DLL_THREAD_DETACH"
|
|
};
|
|
const DWORD nReasons = (sizeof(aszReasons) / sizeof(char*));
|
|
#endif
|
|
|
|
// Standard Win32 DllMain
|
|
//
|
|
BOOL APIENTRY DllMain(HINSTANCE hModule,
|
|
DWORD dwReason,
|
|
void *lpReserved)
|
|
{
|
|
OSVERSIONINFO osvi;
|
|
HANDLE ph;
|
|
static int nReferenceCount = 0;
|
|
|
|
#ifdef DBG
|
|
if (dwReason < nReasons)
|
|
{
|
|
Trace(2, "DllMain: %s\n", (LPSTR)aszReasons[dwReason]);
|
|
}
|
|
else
|
|
{
|
|
Trace(2, "DllMain: Unknown dwReason <%u>\n", dwReason);
|
|
}
|
|
#endif
|
|
|
|
switch(dwReason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
if (++nReferenceCount == 1)
|
|
{
|
|
#ifdef DBG
|
|
DebugInit();
|
|
#endif
|
|
if (!DisableThreadLibraryCalls(hModule))
|
|
{
|
|
Trace(0, "DisableThreadLibraryCalls failed.\n");
|
|
}
|
|
|
|
if (!OpenMMDEVLDR())
|
|
{
|
|
Trace(0, "OpenMMDEVLDR failed.\n");
|
|
}
|
|
}
|
|
break;
|
|
|
|
case DLL_PROCESS_DETACH:
|
|
if (--nReferenceCount == 0)
|
|
{
|
|
Trace(1, "Last process detach\n");
|
|
CloseMMDEVLDR();
|
|
}
|
|
break;
|
|
|
|
default:
|
|
Trace(-1, "Got a non-process at/detach!\n");
|
|
break;
|
|
}
|
|
|
|
|
|
if (dwReason == DLL_PROCESS_ATTACH)
|
|
{
|
|
g_hModule = hModule;
|
|
|
|
osvi.dwOSVersionInfoSize = sizeof(osvi);
|
|
GetVersionEx(&osvi);
|
|
if (osvi.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS)
|
|
{
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
|
|
if (!dmthunk_ThunkConnect32(pszDll16, pszDll32, hModule, dwReason))
|
|
{
|
|
Trace(-1, "Could not connect to thunk layer! - not loading.\n");
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|