wine/dlls/dxdiagn/dxdiag_main.c
Huw Davies e8d89cd0f5 Fix a reference leak on failure (spotted by Rob Shearman).
Move some code over to the Interlocked* functions.
2004-09-28 19:19:27 +00:00

121 lines
3.7 KiB
C

/*
* DXDiag
*
* Copyright 2004 Raphael Junqueira
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "config.h"
#include "dxdiag_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dxdiag);
/* At process attach */
BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
TRACE("%p,%lx,%p\n", hInstDLL, fdwReason, lpvReserved);
if (fdwReason == DLL_PROCESS_ATTACH) {
DisableThreadLibraryCalls(hInstDLL);
}
return TRUE;
}
/*******************************************************************************
* DXDiag ClassFactory
*/
typedef struct {
/* IUnknown fields */
IClassFactoryVtbl *lpVtbl;
DWORD ref;
REFCLSID rclsid;
HRESULT (*pfnCreateInstanceFactory)(LPCLASSFACTORY iface, LPUNKNOWN punkOuter, REFIID riid, LPVOID *ppobj);
} IClassFactoryImpl;
static HRESULT WINAPI DXDiagCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj);
return E_NOINTERFACE;
}
static ULONG WINAPI DXDiagCF_AddRef(LPCLASSFACTORY iface) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return InterlockedIncrement(&This->ref);
}
static ULONG WINAPI DXDiagCF_Release(LPCLASSFACTORY iface) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
/* static class, won't be freed */
return InterlockedDecrement(&This->ref);
}
static HRESULT WINAPI DXDiagCF_CreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
return This->pfnCreateInstanceFactory(iface, pOuter, riid, ppobj);
}
static HRESULT WINAPI DXDiagCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%d),stub!\n",This,dolock);
return S_OK;
}
static IClassFactoryVtbl DXDiagCF_Vtbl = {
DXDiagCF_QueryInterface,
DXDiagCF_AddRef,
DXDiagCF_Release,
DXDiagCF_CreateInstance,
DXDiagCF_LockServer
};
static IClassFactoryImpl DXDiag_CFS[] = {
{ &DXDiagCF_Vtbl, 1, &CLSID_DxDiagProvider, DXDiag_CreateDXDiagProvider },
{ NULL, 0, NULL, NULL }
};
/***********************************************************************
* DllCanUnloadNow (DXDIAGN.@)
*/
HRESULT WINAPI DllCanUnloadNow(void)
{
return S_FALSE;
}
/***********************************************************************
* DllGetClassObject (DXDIAGN.@)
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
int i = 0;
TRACE("(%p,%p,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
while (NULL != DXDiag_CFS[i].rclsid) {
if (IsEqualGUID(rclsid, DXDiag_CFS[i].rclsid)) {
DXDiagCF_AddRef((IClassFactory*) &DXDiag_CFS[i]);
*ppv = &DXDiag_CFS[i];
return S_OK;
}
++i;
}
FIXME("(%p,%p,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
return CLASS_E_CLASSNOTAVAILABLE;
}