Sweden-Number/dlls/dinput8/dinput8_main.c

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/* DirectInput 8
*
* Copyright 2002 TransGaming Technologies Inc.
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* Copyright 2006 Roderick Colenbrander
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
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#define COBJMACROS
#include "wine/debug.h"
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "dinput.h"
WINE_DEFAULT_DEBUG_CHANNEL(dinput);
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static LONG dll_count;
/*
* Dll lifetime tracking declaration
*/
static void LockModule(void)
{
InterlockedIncrement(&dll_count);
}
static void UnlockModule(void)
{
InterlockedDecrement(&dll_count);
}
/******************************************************************************
* DirectInput8Create (DINPUT8.@)
*/
HRESULT WINAPI DECLSPEC_HOTPATCH DirectInput8Create(HINSTANCE hinst, DWORD dwVersion, REFIID riid, LPVOID *ppDI, LPUNKNOWN punkOuter) {
HRESULT hr, hrCo;
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TRACE("hInst (%p), dwVersion: %d, riid (%s), punkOuter (%p))\n", hinst, dwVersion, debugstr_guid(riid), punkOuter);
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/* The specified version needs to be dinput8 (0x800) or higher */
if(dwVersion < 0x800)
return DIERR_OLDDIRECTINPUTVERSION;
if( !(IsEqualGUID(&IID_IDirectInput8A, riid) || IsEqualGUID(&IID_IDirectInput8W, riid) || IsEqualGUID(&IID_IUnknown, riid)) )
return DIERR_INVALIDPARAM;
hrCo = CoInitialize(NULL);
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hr = CoCreateInstance( &CLSID_DirectInput8, punkOuter, CLSCTX_INPROC_SERVER, riid, ppDI);
if(FAILED(hr)) {
ERR("CoCreateInstance failed with hr = %d; Try running wineprefixcreate to fix it.\n", hr);
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return DIERR_INVALIDPARAM;
}
/* ensure balance of calls */
if(hrCo == S_OK || hrCo == S_FALSE)
CoUninitialize();
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/* When aggregation is used (punkOuter!=NULL) the application needs to manually call Initialize. */
if(punkOuter == NULL && IsEqualGUID(&IID_IDirectInput8A, riid)) {
LPDIRECTINPUTA DI = *ppDI;
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IDirectInput8_Initialize(DI, hinst, dwVersion);
}
if(punkOuter == NULL && IsEqualGUID(&IID_IDirectInput8W, riid)) {
LPDIRECTINPUTW DI = *ppDI;
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IDirectInput8_Initialize(DI, hinst, dwVersion);
}
return S_OK;
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}
/*******************************************************************************
* DirectInput8 ClassFactory
*/
typedef struct
{
/* IUnknown fields */
const IClassFactoryVtbl *lpVtbl;
} IClassFactoryImpl;
static HRESULT WINAPI DI8CF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("%p %s %p\n",This,debugstr_guid(riid),ppobj);
return E_NOINTERFACE;
}
static ULONG WINAPI DI8CF_AddRef(LPCLASSFACTORY iface) {
LockModule();
return 2;
}
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static ULONG WINAPI DI8CF_Release(LPCLASSFACTORY iface) {
UnlockModule();
return 1;
}
static HRESULT WINAPI DI8CF_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);
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if( IsEqualGUID( &IID_IDirectInput8A, riid ) || IsEqualGUID( &IID_IDirectInput8W, riid ) || IsEqualGUID( &IID_IUnknown, riid )) {
return DirectInputCreateEx(0, DIRECTINPUT_VERSION, riid, ppobj, pOuter);
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}
ERR("(%p,%p,%s,%p) Interface not found!\n",This,pOuter,debugstr_guid(riid),ppobj);
return E_NOINTERFACE;
}
static HRESULT WINAPI DI8CF_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
TRACE("(%p)->(%d)\n", iface, dolock);
if(dolock)
LockModule();
else
UnlockModule();
return S_OK;
}
static const IClassFactoryVtbl DI8CF_Vtbl = {
DI8CF_QueryInterface,
DI8CF_AddRef,
DI8CF_Release,
DI8CF_CreateInstance,
DI8CF_LockServer
};
static IClassFactoryImpl DINPUT8_CF = { &DI8CF_Vtbl };
/***********************************************************************
* DllCanUnloadNow (DINPUT8.@)
*/
HRESULT WINAPI DllCanUnloadNow(void)
{
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return dll_count == 0 ? S_OK : S_FALSE;
}
/***********************************************************************
* DllGetClassObject (DINPUT8.@)
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
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TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) {
*ppv = &DINPUT8_CF;
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IClassFactory_AddRef((IClassFactory*)*ppv);
return S_OK;
}
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FIXME("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
return CLASS_E_CLASSNOTAVAILABLE;
}