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   1 /*              DirectInput
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2002 TransGaming Technologies Inc.
   6  * Copyright 2007 Vitaliy Margolen
   7  *
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23 /* Status:
  24  *
  25  * - Tomb Raider 2 Demo:
  26  *   Playable using keyboard only.
  27  * - WingCommander Prophecy Demo:
  28  *   Doesn't get Input Focus.
  29  *
  30  * - Fallout : works great in X and DGA mode
  31  */
  32
  33 #include "config.h"
  34 #include <assert.h>
  35 #include <stdarg.h>
  36 #include <string.h>
  37
  38 #define COBJMACROS
  39 #define NONAMELESSUNION
  40
  41 #include "wine/debug.h"
  42 #include "wine/unicode.h"
  43 #include "windef.h"
  44 #include "winbase.h"
  45 #include "winuser.h"
  46 #include "winerror.h"
  47 #include "objbase.h"
  48 #include "rpcproxy.h"
  49 #include "dinput_private.h"
  50 #include "device_private.h"
  51
  52 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  53
  54 static const IDirectInput7AVtbl ddi7avt;
  55 static const IDirectInput7WVtbl ddi7wvt;
  56 static const IDirectInput8AVtbl ddi8avt;
  57 static const IDirectInput8WVtbl ddi8wvt;
  58
  59 static inline IDirectInputImpl *impl_from_IDirectInput7A( IDirectInput7A *iface )
  60 {
  61     return CONTAINING_RECORD( iface, IDirectInputImpl, IDirectInput7A_iface );
  62 }
  63
  64 static inline IDirectInputImpl *impl_from_IDirectInput7W( IDirectInput7W *iface )
  65 {
  66     return CONTAINING_RECORD( iface, IDirectInputImpl, IDirectInput7W_iface );
  67 }
  68
  69 static inline IDirectInputImpl *impl_from_IDirectInput8A( IDirectInput8A *iface )
  70 {
  71     return CONTAINING_RECORD( iface, IDirectInputImpl, IDirectInput8A_iface );
  72 }
  73
  74 static inline IDirectInputImpl *impl_from_IDirectInput8W( IDirectInput8W *iface )
  75 {
  76     return CONTAINING_RECORD( iface, IDirectInputImpl, IDirectInput8W_iface );
  77 }
  78
  79 static inline IDirectInputDeviceImpl *impl_from_IDirectInputDevice8A(IDirectInputDevice8A *iface)
  80 {
  81     return CONTAINING_RECORD(iface, IDirectInputDeviceImpl, IDirectInputDevice8A_iface);
  82 }
  83 static inline IDirectInputDeviceImpl *impl_from_IDirectInputDevice8W(IDirectInputDevice8W *iface)
  84 {
  85     return CONTAINING_RECORD(iface, IDirectInputDeviceImpl, IDirectInputDevice8W_iface);
  86 }
  87
  88 static const struct dinput_device *dinput_devices[] =
  89 {
  90     &mouse_device,
  91     &keyboard_device,
  92     &joystick_linuxinput_device,
  93     &joystick_linux_device,
  94     &joystick_osx_device
  95 };
  96 #define NB_DINPUT_DEVICES (sizeof(dinput_devices)/sizeof(dinput_devices[0]))
  97
  98 static HINSTANCE DINPUT_instance = NULL;
  99
 100 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserv)
 101 {
 102     switch(reason)
 103     {
 104       case DLL_PROCESS_ATTACH:
 105         DisableThreadLibraryCalls(inst);
 106         DINPUT_instance = inst;
 107         break;
 108       case DLL_PROCESS_DETACH:
 109         break;
 110     }
 111     return TRUE;
 112 }
 113
 114 static BOOL check_hook_thread(void);
 115 static CRITICAL_SECTION dinput_hook_crit;
 116 static struct list direct_input_list = LIST_INIT( direct_input_list );
 117
 118 /******************************************************************************
 119  *      DirectInputCreateEx (DINPUT.@)
 120  */
 121 HRESULT WINAPI DirectInputCreateEx(
 122         HINSTANCE hinst, DWORD dwVersion, REFIID riid, LPVOID *ppDI,
 123         LPUNKNOWN punkOuter)
 124 {
 125     IDirectInputImpl* This;
 126
 127     TRACE("(%p,%04x,%s,%p,%p)\n", hinst, dwVersion, debugstr_guid(riid), ppDI, punkOuter);
 128
 129     if (IsEqualGUID( &IID_IUnknown,       riid ) ||
 130         IsEqualGUID( &IID_IDirectInputA,  riid ) ||
 131         IsEqualGUID( &IID_IDirectInput2A, riid ) ||
 132         IsEqualGUID( &IID_IDirectInput7A, riid ) ||
 133         IsEqualGUID( &IID_IDirectInputW,  riid ) ||
 134         IsEqualGUID( &IID_IDirectInput2W, riid ) ||
 135         IsEqualGUID( &IID_IDirectInput7W, riid ) ||
 136         IsEqualGUID( &IID_IDirectInput8A, riid ) ||
 137         IsEqualGUID( &IID_IDirectInput8W, riid ))
 138     {
 139         if (!(This = HeapAlloc( GetProcessHeap(), 0, sizeof(IDirectInputImpl) )))
 140             return DIERR_OUTOFMEMORY;
 141     }
 142     else
 143         return DIERR_OLDDIRECTINPUTVERSION;
 144
 145     This->IDirectInput7A_iface.lpVtbl = &ddi7avt;
 146     This->IDirectInput7W_iface.lpVtbl = &ddi7wvt;
 147     This->IDirectInput8A_iface.lpVtbl = &ddi8avt;
 148     This->IDirectInput8W_iface.lpVtbl = &ddi8wvt;
 149     This->ref         = 0;
 150     This->dwVersion   = dwVersion;
 151     This->evsequence  = 1;
 152
 153     InitializeCriticalSection(&This->crit);
 154     This->crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": IDirectInputImpl*->crit");
 155
 156     list_init( &This->devices_list );
 157
 158     /* Add self to the list of the IDirectInputs */
 159     EnterCriticalSection( &dinput_hook_crit );
 160     list_add_head( &direct_input_list, &This->entry );
 161     LeaveCriticalSection( &dinput_hook_crit );
 162
 163     if (!check_hook_thread())
 164     {
 165         IUnknown_Release( &This->IDirectInput7A_iface );
 166         return DIERR_GENERIC;
 167     }
 168
 169     IDirectInput_QueryInterface( &This->IDirectInput7A_iface, riid, ppDI );
 170     return DI_OK;
 171 }
 172
 173 /******************************************************************************
 174  *      DirectInputCreateA (DINPUT.@)
 175  */
 176 HRESULT WINAPI DECLSPEC_HOTPATCH DirectInputCreateA(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUTA *ppDI, LPUNKNOWN punkOuter)
 177 {
 178     return DirectInputCreateEx(hinst, dwVersion, &IID_IDirectInput7A, (LPVOID *)ppDI, punkOuter);
 179 }
 180
 181 /******************************************************************************
 182  *      DirectInputCreateW (DINPUT.@)
 183  */
 184 HRESULT WINAPI DECLSPEC_HOTPATCH DirectInputCreateW(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUTW *ppDI, LPUNKNOWN punkOuter)
 185 {
 186     return DirectInputCreateEx(hinst, dwVersion, &IID_IDirectInput7W, (LPVOID *)ppDI, punkOuter);
 187 }
 188
 189 static const char *_dump_DIDEVTYPE_value(DWORD dwDevType) {
 190     switch (dwDevType) {
 191         case 0: return "All devices";
 192         case DIDEVTYPE_MOUSE: return "DIDEVTYPE_MOUSE";
 193         case DIDEVTYPE_KEYBOARD: return "DIDEVTYPE_KEYBOARD";
 194         case DIDEVTYPE_JOYSTICK: return "DIDEVTYPE_JOYSTICK";
 195         case DIDEVTYPE_DEVICE: return "DIDEVTYPE_DEVICE";
 196         default: return "Unknown";
 197     }
 198 }
 199
 200 static void _dump_EnumDevices_dwFlags(DWORD dwFlags) {
 201     if (TRACE_ON(dinput)) {
 202         unsigned int   i;
 203         static const struct {
 204             DWORD       mask;
 205             const char  *name;
 206         } flags[] = {
 207 #define FE(x) { x, #x}
 208             FE(DIEDFL_ALLDEVICES),
 209             FE(DIEDFL_ATTACHEDONLY),
 210             FE(DIEDFL_FORCEFEEDBACK),
 211             FE(DIEDFL_INCLUDEALIASES),
 212             FE(DIEDFL_INCLUDEPHANTOMS)
 213 #undef FE
 214         };
 215         TRACE(" flags: ");
 216         if (dwFlags == 0) {
 217             TRACE("DIEDFL_ALLDEVICES\n");
 218             return;
 219         }
 220         for (i = 0; i < (sizeof(flags) / sizeof(flags[0])); i++)
 221             if (flags[i].mask & dwFlags)
 222                 TRACE("%s ",flags[i].name);
 223     }
 224     TRACE("\n");
 225 }
 226
 227 void _dump_diactionformatA(LPDIACTIONFORMATA lpdiActionFormat) {
 228     unsigned int i;
 229
 230     FIXME("diaf.dwSize = %d\n", lpdiActionFormat->dwSize);
 231     FIXME("diaf.dwActionSize = %d\n", lpdiActionFormat->dwActionSize);
 232     FIXME("diaf.dwDataSize = %d\n", lpdiActionFormat->dwDataSize);
 233     FIXME("diaf.dwNumActions = %d\n", lpdiActionFormat->dwNumActions);
 234     FIXME("diaf.rgoAction = %p\n", lpdiActionFormat->rgoAction);
 235     FIXME("diaf.guidActionMap = %s\n", debugstr_guid(&lpdiActionFormat->guidActionMap));
 236     FIXME("diaf.dwGenre = 0x%08x\n", lpdiActionFormat->dwGenre);
 237     FIXME("diaf.dwBufferSize = %d\n", lpdiActionFormat->dwBufferSize);
 238     FIXME("diaf.lAxisMin = %d\n", lpdiActionFormat->lAxisMin);
 239     FIXME("diaf.lAxisMax = %d\n", lpdiActionFormat->lAxisMax);
 240     FIXME("diaf.hInstString = %p\n", lpdiActionFormat->hInstString);
 241     FIXME("diaf.ftTimeStamp ...\n");
 242     FIXME("diaf.dwCRC = 0x%x\n", lpdiActionFormat->dwCRC);
 243     FIXME("diaf.tszActionMap = %s\n", debugstr_a(lpdiActionFormat->tszActionMap));
 244     for (i = 0; i < lpdiActionFormat->dwNumActions; i++)
 245     {
 246         FIXME("diaf.rgoAction[%u]:\n", i);
 247         FIXME("\tuAppData=0x%lx\n", lpdiActionFormat->rgoAction[i].uAppData);
 248         FIXME("\tdwSemantic=0x%08x\n", lpdiActionFormat->rgoAction[i].dwSemantic);
 249         FIXME("\tdwFlags=0x%x\n", lpdiActionFormat->rgoAction[i].dwFlags);
 250         FIXME("\tszActionName=%s\n", debugstr_a(lpdiActionFormat->rgoAction[i].u.lptszActionName));
 251         FIXME("\tguidInstance=%s\n", debugstr_guid(&lpdiActionFormat->rgoAction[i].guidInstance));
 252         FIXME("\tdwObjID=0x%x\n", lpdiActionFormat->rgoAction[i].dwObjID);
 253         FIXME("\tdwHow=0x%x\n", lpdiActionFormat->rgoAction[i].dwHow);
 254     }
 255 }
 256
 257 /******************************************************************************
 258  *      IDirectInputA_EnumDevices
 259  */
 260 static HRESULT WINAPI IDirectInputAImpl_EnumDevices(
 261         LPDIRECTINPUT7A iface, DWORD dwDevType, LPDIENUMDEVICESCALLBACKA lpCallback,
 262         LPVOID pvRef, DWORD dwFlags)
 263 {
 264     IDirectInputImpl *This = impl_from_IDirectInput7A(iface);
 265     DIDEVICEINSTANCEA devInstance;
 266     unsigned int i;
 267     int j, r;
 268
 269     TRACE("(this=%p,0x%04x '%s',%p,%p,%04x)\n",
 270           This, dwDevType, _dump_DIDEVTYPE_value(dwDevType),
 271           lpCallback, pvRef, dwFlags);
 272     _dump_EnumDevices_dwFlags(dwFlags);
 273
 274     for (i = 0; i < NB_DINPUT_DEVICES; i++) {
 275         if (!dinput_devices[i]->enum_deviceA) continue;
 276         for (j = 0, r = -1; r != 0; j++) {
 277             devInstance.dwSize = sizeof(devInstance);
 278             TRACE("  - checking device %u ('%s')\n", i, dinput_devices[i]->name);
 279             if ((r = dinput_devices[i]->enum_deviceA(dwDevType, dwFlags, &devInstance, This->dwVersion, j))) {
 280                 if (lpCallback(&devInstance,pvRef) == DIENUM_STOP)
 281                     return 0;
 282             }
 283         }
 284     }
 285
 286     return 0;
 287 }
 288 /******************************************************************************
 289  *      IDirectInputW_EnumDevices
 290  */
 291 static HRESULT WINAPI IDirectInputWImpl_EnumDevices(
 292         LPDIRECTINPUT7W iface, DWORD dwDevType, LPDIENUMDEVICESCALLBACKW lpCallback,
 293         LPVOID pvRef, DWORD dwFlags)
 294 {
 295     IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 296     DIDEVICEINSTANCEW devInstance;
 297     unsigned int i;
 298     int j, r;
 299
 300     TRACE("(this=%p,0x%04x '%s',%p,%p,%04x)\n",
 301           This, dwDevType, _dump_DIDEVTYPE_value(dwDevType),
 302           lpCallback, pvRef, dwFlags);
 303     _dump_EnumDevices_dwFlags(dwFlags);
 304
 305     for (i = 0; i < NB_DINPUT_DEVICES; i++) {
 306         if (!dinput_devices[i]->enum_deviceW) continue;
 307         for (j = 0, r = -1; r != 0; j++) {
 308             devInstance.dwSize = sizeof(devInstance);
 309             TRACE("  - checking device %u ('%s')\n", i, dinput_devices[i]->name);
 310             if ((r = dinput_devices[i]->enum_deviceW(dwDevType, dwFlags, &devInstance, This->dwVersion, j))) {
 311                 if (lpCallback(&devInstance,pvRef) == DIENUM_STOP)
 312                     return 0;
 313             }
 314         }
 315     }
 316
 317     return 0;
 318 }
 319
 320 static ULONG WINAPI IDirectInputAImpl_AddRef(LPDIRECTINPUT7A iface)
 321 {
 322     IDirectInputImpl *This = impl_from_IDirectInput7A( iface );
 323     ULONG ref = InterlockedIncrement(&This->ref);
 324
 325     TRACE( "(%p) incrementing from %d\n", This, ref - 1);
 326     return ref;
 327 }
 328
 329 static ULONG WINAPI IDirectInputWImpl_AddRef(LPDIRECTINPUT7W iface)
 330 {
 331     IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 332     return IDirectInputAImpl_AddRef( &This->IDirectInput7A_iface );
 333 }
 334
 335 static ULONG WINAPI IDirectInputAImpl_Release(LPDIRECTINPUT7A iface)
 336 {
 337     IDirectInputImpl *This = impl_from_IDirectInput7A( iface );
 338     ULONG ref = InterlockedDecrement( &This->ref );
 339
 340     TRACE( "(%p) releasing from %d\n", This, ref + 1 );
 341
 342     if (ref) return ref;
 343
 344     /* Remove self from the list of the IDirectInputs */
 345     EnterCriticalSection( &dinput_hook_crit );
 346     list_remove( &This->entry );
 347     LeaveCriticalSection( &dinput_hook_crit );
 348
 349     check_hook_thread();
 350
 351     This->crit.DebugInfo->Spare[0] = 0;
 352     DeleteCriticalSection( &This->crit );
 353     HeapFree( GetProcessHeap(), 0, This );
 354
 355     return 0;
 356 }
 357
 358 static ULONG WINAPI IDirectInputWImpl_Release(LPDIRECTINPUT7W iface)
 359 {
 360     IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 361     return IDirectInputAImpl_Release( &This->IDirectInput7A_iface );
 362 }
 363
 364 static HRESULT WINAPI IDirectInputAImpl_QueryInterface(LPDIRECTINPUT7A iface, REFIID riid, LPVOID *ppobj)
 365 {
 366     IDirectInputImpl *This = impl_from_IDirectInput7A( iface );
 367
 368     TRACE( "(%p)->(%s,%p)\n", This, debugstr_guid(riid), ppobj );
 369
 370     if (IsEqualGUID( &IID_IUnknown, riid ) ||
 371         IsEqualGUID( &IID_IDirectInputA,  riid ) ||
 372         IsEqualGUID( &IID_IDirectInput2A, riid ) ||
 373         IsEqualGUID( &IID_IDirectInput7A, riid ))
 374     {
 375         *ppobj = &This->IDirectInput7A_iface;
 376         IUnknown_AddRef( (IUnknown*)*ppobj );
 377
 378         return DI_OK;
 379     }
 380
 381     if (IsEqualGUID( &IID_IDirectInputW,  riid ) ||
 382         IsEqualGUID( &IID_IDirectInput2W, riid ) ||
 383         IsEqualGUID( &IID_IDirectInput7W, riid ))
 384     {
 385         *ppobj = &This->IDirectInput7W_iface;
 386         IUnknown_AddRef( (IUnknown*)*ppobj );
 387
 388         return DI_OK;
 389     }
 390
 391     if (IsEqualGUID( &IID_IDirectInput8A, riid ))
 392     {
 393         *ppobj = &This->IDirectInput8A_iface;
 394         IUnknown_AddRef( (IUnknown*)*ppobj );
 395
 396         return DI_OK;
 397     }
 398
 399     if (IsEqualGUID( &IID_IDirectInput8W, riid ))
 400     {
 401         *ppobj = &This->IDirectInput8W_iface;
 402         IUnknown_AddRef( (IUnknown*)*ppobj );
 403
 404         return DI_OK;
 405     }
 406
 407     FIXME( "Unsupported interface: %s\n", debugstr_guid(riid));
 408     return E_FAIL;
 409 }
 410
 411 static HRESULT WINAPI IDirectInputWImpl_QueryInterface(LPDIRECTINPUT7W iface, REFIID riid, LPVOID *ppobj)
 412 {
 413     IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 414     return IDirectInputAImpl_QueryInterface( &This->IDirectInput7A_iface, riid, ppobj );
 415 }
 416
 417 static HRESULT WINAPI IDirectInputAImpl_Initialize(LPDIRECTINPUT7A iface, HINSTANCE hinst, DWORD x) {
 418         TRACE("(this=%p,%p,%x)\n",iface, hinst, x);
 419
 420         /* Initialize can return: DIERR_BETADIRECTINPUTVERSION, DIERR_OLDDIRECTINPUTVERSION and DI_OK.
 421          * Since we already initialized the device, return DI_OK. In the past we returned DIERR_ALREADYINITIALIZED
 422          * which broke applications like Tomb Raider Legend because it isn't a legal return value.
 423          */
 424         return DI_OK;
 425 }
 426
 427 static HRESULT WINAPI IDirectInputWImpl_Initialize(LPDIRECTINPUT7W iface, HINSTANCE hinst, DWORD x)
 428 {
 429     IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 430     return IDirectInputAImpl_Initialize( &This->IDirectInput7A_iface, hinst, x );
 431 }
 432
 433 static HRESULT WINAPI IDirectInputAImpl_GetDeviceStatus(LPDIRECTINPUT7A iface, REFGUID rguid)
 434 {
 435     IDirectInputImpl *This = impl_from_IDirectInput7A( iface );
 436     HRESULT hr;
 437     LPDIRECTINPUTDEVICEA device;
 438
 439     TRACE( "(%p)->(%s)\n", This, debugstr_guid(rguid) );
 440
 441     hr = IDirectInput_CreateDevice( iface, rguid, &device, NULL );
 442     if (hr != DI_OK) return DI_NOTATTACHED;
 443
 444     IUnknown_Release( device );
 445
 446     return DI_OK;
 447 }
 448
 449 static HRESULT WINAPI IDirectInputWImpl_GetDeviceStatus(LPDIRECTINPUT7W iface, REFGUID rguid)
 450 {
 451     IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 452     return IDirectInputAImpl_GetDeviceStatus( &This->IDirectInput7A_iface, rguid );
 453 }
 454
 455 static HRESULT WINAPI IDirectInputAImpl_RunControlPanel(LPDIRECTINPUT7A iface,
 456                                                         HWND hwndOwner,
 457                                                         DWORD dwFlags)
 458 {
 459     IDirectInputImpl *This = impl_from_IDirectInput7A( iface );
 460
 461     FIXME( "(%p)->(%p,%08x): stub\n", This, hwndOwner, dwFlags );
 462
 463     return DI_OK;
 464 }
 465
 466 static HRESULT WINAPI IDirectInputWImpl_RunControlPanel(LPDIRECTINPUT7W iface, HWND hwndOwner, DWORD dwFlags)
 467 {
 468     IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 469     return IDirectInputAImpl_RunControlPanel( &This->IDirectInput7A_iface, hwndOwner, dwFlags );
 470 }
 471
 472 static HRESULT WINAPI IDirectInput2AImpl_FindDevice(LPDIRECTINPUT7A iface, REFGUID rguid,
 473                                                     LPCSTR pszName, LPGUID pguidInstance)
 474 {
 475     IDirectInputImpl *This = impl_from_IDirectInput7A( iface );
 476
 477     FIXME( "(%p)->(%s, %s, %p): stub\n", This, debugstr_guid(rguid), pszName, pguidInstance );
 478
 479     return DI_OK;
 480 }
 481
 482 static HRESULT WINAPI IDirectInput2WImpl_FindDevice(LPDIRECTINPUT7W iface, REFGUID rguid,
 483                                                     LPCWSTR pszName, LPGUID pguidInstance)
 484 {
 485     IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 486
 487     FIXME( "(%p)->(%s, %s, %p): stub\n", This, debugstr_guid(rguid), debugstr_w(pszName), pguidInstance );
 488
 489     return DI_OK;
 490 }
 491
 492 static HRESULT WINAPI IDirectInput7AImpl_CreateDeviceEx(LPDIRECTINPUT7A iface, REFGUID rguid,
 493                                                         REFIID riid, LPVOID* pvOut, LPUNKNOWN lpUnknownOuter)
 494 {
 495   IDirectInputImpl *This = impl_from_IDirectInput7A( iface );
 496   HRESULT ret_value = DIERR_DEVICENOTREG;
 497   unsigned int i;
 498
 499   TRACE("(%p)->(%s, %s, %p, %p)\n", This, debugstr_guid(rguid), debugstr_guid(riid), pvOut, lpUnknownOuter);
 500
 501   if (!rguid || !pvOut) return E_POINTER;
 502
 503   /* Loop on all the devices to see if anyone matches the given GUID */
 504   for (i = 0; i < NB_DINPUT_DEVICES; i++) {
 505     HRESULT ret;
 506
 507     if (!dinput_devices[i]->create_deviceA) continue;
 508     if ((ret = dinput_devices[i]->create_deviceA(This, rguid, riid, (LPDIRECTINPUTDEVICEA*) pvOut)) == DI_OK)
 509     {
 510       IDirectInputDeviceImpl *dev = impl_from_IDirectInputDevice8A(*pvOut);
 511
 512       EnterCriticalSection( &This->crit );
 513       list_add_tail( &This->devices_list, &dev->entry );
 514       LeaveCriticalSection( &This->crit );
 515       return DI_OK;
 516     }
 517
 518     if (ret == DIERR_NOINTERFACE)
 519       ret_value = DIERR_NOINTERFACE;
 520   }
 521
 522   if (ret_value == DIERR_NOINTERFACE)
 523   {
 524     WARN("invalid device GUID %s\n", debugstr_guid(rguid));
 525   }
 526
 527   return ret_value;
 528 }
 529
 530 static HRESULT WINAPI IDirectInput7WImpl_CreateDeviceEx(LPDIRECTINPUT7W iface, REFGUID rguid,
 531                                                         REFIID riid, LPVOID* pvOut, LPUNKNOWN lpUnknownOuter)
 532 {
 533   IDirectInputImpl *This = impl_from_IDirectInput7W( iface );
 534   HRESULT ret_value = DIERR_DEVICENOTREG;
 535   unsigned int i;
 536
 537   TRACE("(%p)->(%s, %s, %p, %p)\n", This, debugstr_guid(rguid), debugstr_guid(riid), pvOut, lpUnknownOuter);
 538
 539   if (!rguid || !pvOut) return E_POINTER;
 540
 541   /* Loop on all the devices to see if anyone matches the given GUID */
 542   for (i = 0; i < NB_DINPUT_DEVICES; i++) {
 543     HRESULT ret;
 544
 545     if (!dinput_devices[i]->create_deviceW) continue;
 546     if ((ret = dinput_devices[i]->create_deviceW(This, rguid, riid, (LPDIRECTINPUTDEVICEW*) pvOut)) == DI_OK)
 547     {
 548       IDirectInputDeviceImpl *dev = impl_from_IDirectInputDevice8W(*pvOut);
 549
 550       EnterCriticalSection( &This->crit );
 551       list_add_tail( &This->devices_list, &dev->entry );
 552       LeaveCriticalSection( &This->crit );
 553       return DI_OK;
 554     }
 555
 556     if (ret == DIERR_NOINTERFACE)
 557       ret_value = DIERR_NOINTERFACE;
 558   }
 559
 560   return ret_value;
 561 }
 562
 563 static HRESULT WINAPI IDirectInputAImpl_CreateDevice(LPDIRECTINPUT7A iface, REFGUID rguid,
 564                                                      LPDIRECTINPUTDEVICEA* pdev, LPUNKNOWN punk)
 565 {
 566     return IDirectInput7AImpl_CreateDeviceEx(iface, rguid, NULL, (LPVOID*)pdev, punk);
 567 }
 568
 569 static HRESULT WINAPI IDirectInputWImpl_CreateDevice(LPDIRECTINPUT7W iface, REFGUID rguid,
 570                                                      LPDIRECTINPUTDEVICEW* pdev, LPUNKNOWN punk)
 571 {
 572     return IDirectInput7WImpl_CreateDeviceEx(iface, rguid, NULL, (LPVOID*)pdev, punk);
 573 }
 574
 575 /*******************************************************************************
 576  *      DirectInput8
 577  */
 578
 579 static ULONG WINAPI IDirectInput8AImpl_AddRef(LPDIRECTINPUT8A iface)
 580 {
 581     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 582     return IDirectInputAImpl_AddRef( &This->IDirectInput7A_iface );
 583 }
 584
 585 static ULONG WINAPI IDirectInput8WImpl_AddRef(LPDIRECTINPUT8W iface)
 586 {
 587     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 588     return IDirectInputAImpl_AddRef( &This->IDirectInput7A_iface );
 589 }
 590
 591 static HRESULT WINAPI IDirectInput8AImpl_QueryInterface(LPDIRECTINPUT8A iface, REFIID riid, LPVOID *ppobj)
 592 {
 593     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 594     return IDirectInputAImpl_QueryInterface( &This->IDirectInput7A_iface, riid, ppobj );
 595 }
 596
 597 static HRESULT WINAPI IDirectInput8WImpl_QueryInterface(LPDIRECTINPUT8W iface, REFIID riid, LPVOID *ppobj)
 598 {
 599     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 600     return IDirectInputAImpl_QueryInterface( &This->IDirectInput7A_iface, riid, ppobj );
 601 }
 602
 603 static ULONG WINAPI IDirectInput8AImpl_Release(LPDIRECTINPUT8A iface)
 604 {
 605     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 606     return IDirectInputAImpl_Release( &This->IDirectInput7A_iface );
 607 }
 608
 609 static ULONG WINAPI IDirectInput8WImpl_Release(LPDIRECTINPUT8W iface)
 610 {
 611     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 612     return IDirectInputAImpl_Release( &This->IDirectInput7A_iface );
 613 }
 614
 615 static HRESULT WINAPI IDirectInput8AImpl_CreateDevice(LPDIRECTINPUT8A iface, REFGUID rguid,
 616                                                       LPDIRECTINPUTDEVICE8A* pdev, LPUNKNOWN punk)
 617 {
 618     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 619     return IDirectInput7AImpl_CreateDeviceEx( &This->IDirectInput7A_iface, rguid, NULL, (LPVOID*)pdev, punk );
 620 }
 621
 622 static HRESULT WINAPI IDirectInput8WImpl_CreateDevice(LPDIRECTINPUT8W iface, REFGUID rguid,
 623                                                       LPDIRECTINPUTDEVICE8W* pdev, LPUNKNOWN punk)
 624 {
 625     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 626     return IDirectInput7WImpl_CreateDeviceEx( &This->IDirectInput7W_iface, rguid, NULL, (LPVOID*)pdev, punk );
 627 }
 628
 629 static HRESULT WINAPI IDirectInput8AImpl_EnumDevices(LPDIRECTINPUT8A iface, DWORD dwDevType, LPDIENUMDEVICESCALLBACKA lpCallback,
 630                                                      LPVOID pvRef, DWORD dwFlags)
 631 {
 632     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 633     return IDirectInputAImpl_EnumDevices( &This->IDirectInput7A_iface, dwDevType, lpCallback, pvRef, dwFlags );
 634 }
 635
 636 static HRESULT WINAPI IDirectInput8WImpl_EnumDevices(LPDIRECTINPUT8W iface, DWORD dwDevType, LPDIENUMDEVICESCALLBACKW lpCallback,
 637                                                      LPVOID pvRef, DWORD dwFlags)
 638 {
 639     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 640     return IDirectInputWImpl_EnumDevices( &This->IDirectInput7W_iface, dwDevType, lpCallback, pvRef, dwFlags );
 641 }
 642
 643 static HRESULT WINAPI IDirectInput8AImpl_GetDeviceStatus(LPDIRECTINPUT8A iface, REFGUID rguid)
 644 {
 645     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 646     return IDirectInputAImpl_GetDeviceStatus( &This->IDirectInput7A_iface, rguid );
 647 }
 648
 649 static HRESULT WINAPI IDirectInput8WImpl_GetDeviceStatus(LPDIRECTINPUT8W iface, REFGUID rguid)
 650 {
 651     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 652     return IDirectInputAImpl_GetDeviceStatus( &This->IDirectInput7A_iface, rguid );
 653 }
 654
 655 static HRESULT WINAPI IDirectInput8AImpl_RunControlPanel(LPDIRECTINPUT8A iface, HWND hwndOwner, DWORD dwFlags)
 656 {
 657     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 658     return IDirectInputAImpl_RunControlPanel( &This->IDirectInput7A_iface, hwndOwner, dwFlags );
 659 }
 660
 661 static HRESULT WINAPI IDirectInput8WImpl_RunControlPanel(LPDIRECTINPUT8W iface, HWND hwndOwner, DWORD dwFlags)
 662 {
 663     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 664     return IDirectInputAImpl_RunControlPanel( &This->IDirectInput7A_iface, hwndOwner, dwFlags );
 665 }
 666
 667 static HRESULT WINAPI IDirectInput8AImpl_Initialize(LPDIRECTINPUT8A iface, HINSTANCE hinst, DWORD x)
 668 {
 669     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 670     return IDirectInputAImpl_Initialize( &This->IDirectInput7A_iface, hinst, x );
 671 }
 672
 673 static HRESULT WINAPI IDirectInput8WImpl_Initialize(LPDIRECTINPUT8W iface, HINSTANCE hinst, DWORD x)
 674 {
 675     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 676     return IDirectInputAImpl_Initialize( &This->IDirectInput7A_iface, hinst, x );
 677 }
 678
 679 static HRESULT WINAPI IDirectInput8AImpl_FindDevice(LPDIRECTINPUT8A iface, REFGUID rguid, LPCSTR pszName, LPGUID pguidInstance)
 680 {
 681     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 682     return IDirectInput2AImpl_FindDevice( &This->IDirectInput7A_iface, rguid, pszName, pguidInstance );
 683 }
 684
 685 static HRESULT WINAPI IDirectInput8WImpl_FindDevice(LPDIRECTINPUT8W iface, REFGUID rguid, LPCWSTR pszName, LPGUID pguidInstance)
 686 {
 687     IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 688     return IDirectInput2WImpl_FindDevice( &This->IDirectInput7W_iface, rguid, pszName, pguidInstance );
 689 }
 690
 691 static HRESULT WINAPI IDirectInput8AImpl_EnumDevicesBySemantics(
 692       LPDIRECTINPUT8A iface, LPCSTR ptszUserName, LPDIACTIONFORMATA lpdiActionFormat,
 693       LPDIENUMDEVICESBYSEMANTICSCBA lpCallback,
 694       LPVOID pvRef, DWORD dwFlags
 695 )
 696 {
 697     IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 698
 699     FIXME("(this=%p,%s,%p,%p,%p,%04x): stub\n", This, ptszUserName, lpdiActionFormat,
 700           lpCallback, pvRef, dwFlags);
 701 #define X(x) if (dwFlags & x) FIXME("\tdwFlags |= "#x"\n");
 702         X(DIEDBSFL_ATTACHEDONLY)
 703         X(DIEDBSFL_THISUSER)
 704         X(DIEDBSFL_FORCEFEEDBACK)
 705         X(DIEDBSFL_AVAILABLEDEVICES)
 706         X(DIEDBSFL_MULTIMICEKEYBOARDS)
 707         X(DIEDBSFL_NONGAMINGDEVICES)
 708 #undef X
 709
 710     _dump_diactionformatA(lpdiActionFormat);
 711
 712     return DI_OK;
 713 }
 714
 715 static HRESULT WINAPI IDirectInput8WImpl_EnumDevicesBySemantics(
 716       LPDIRECTINPUT8W iface, LPCWSTR ptszUserName, LPDIACTIONFORMATW lpdiActionFormat,
 717       LPDIENUMDEVICESBYSEMANTICSCBW lpCallback,
 718       LPVOID pvRef, DWORD dwFlags
 719 )
 720 {
 721       IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 722
 723       FIXME("(this=%p,%s,%p,%p,%p,%04x): stub\n", This, debugstr_w(ptszUserName), lpdiActionFormat,
 724             lpCallback, pvRef, dwFlags);
 725       return 0;
 726 }
 727
 728 static HRESULT WINAPI IDirectInput8AImpl_ConfigureDevices(
 729       LPDIRECTINPUT8A iface, LPDICONFIGUREDEVICESCALLBACK lpdiCallback,
 730       LPDICONFIGUREDEVICESPARAMSA lpdiCDParams, DWORD dwFlags, LPVOID pvRefData
 731 )
 732 {
 733       IDirectInputImpl *This = impl_from_IDirectInput8A( iface );
 734
 735       FIXME("(this=%p,%p,%p,%04x,%p): stub\n", This, lpdiCallback, lpdiCDParams,
 736             dwFlags, pvRefData);
 737       return 0;
 738 }
 739
 740 static HRESULT WINAPI IDirectInput8WImpl_ConfigureDevices(
 741       LPDIRECTINPUT8W iface, LPDICONFIGUREDEVICESCALLBACK lpdiCallback,
 742       LPDICONFIGUREDEVICESPARAMSW lpdiCDParams, DWORD dwFlags, LPVOID pvRefData
 743 )
 744 {
 745       IDirectInputImpl *This = impl_from_IDirectInput8W( iface );
 746
 747       FIXME("(this=%p,%p,%p,%04x,%p): stub\n", This, lpdiCallback, lpdiCDParams,
 748             dwFlags, pvRefData);
 749       return 0;
 750 }
 751
 752 static const IDirectInput7AVtbl ddi7avt = {
 753     IDirectInputAImpl_QueryInterface,
 754     IDirectInputAImpl_AddRef,
 755     IDirectInputAImpl_Release,
 756     IDirectInputAImpl_CreateDevice,
 757     IDirectInputAImpl_EnumDevices,
 758     IDirectInputAImpl_GetDeviceStatus,
 759     IDirectInputAImpl_RunControlPanel,
 760     IDirectInputAImpl_Initialize,
 761     IDirectInput2AImpl_FindDevice,
 762     IDirectInput7AImpl_CreateDeviceEx
 763 };
 764
 765 static const IDirectInput7WVtbl ddi7wvt = {
 766     IDirectInputWImpl_QueryInterface,
 767     IDirectInputWImpl_AddRef,
 768     IDirectInputWImpl_Release,
 769     IDirectInputWImpl_CreateDevice,
 770     IDirectInputWImpl_EnumDevices,
 771     IDirectInputWImpl_GetDeviceStatus,
 772     IDirectInputWImpl_RunControlPanel,
 773     IDirectInputWImpl_Initialize,
 774     IDirectInput2WImpl_FindDevice,
 775     IDirectInput7WImpl_CreateDeviceEx
 776 };
 777
 778 static const IDirectInput8AVtbl ddi8avt = {
 779     IDirectInput8AImpl_QueryInterface,
 780     IDirectInput8AImpl_AddRef,
 781     IDirectInput8AImpl_Release,
 782     IDirectInput8AImpl_CreateDevice,
 783     IDirectInput8AImpl_EnumDevices,
 784     IDirectInput8AImpl_GetDeviceStatus,
 785     IDirectInput8AImpl_RunControlPanel,
 786     IDirectInput8AImpl_Initialize,
 787     IDirectInput8AImpl_FindDevice,
 788     IDirectInput8AImpl_EnumDevicesBySemantics,
 789     IDirectInput8AImpl_ConfigureDevices
 790 };
 791
 792 static const IDirectInput8WVtbl ddi8wvt = {
 793     IDirectInput8WImpl_QueryInterface,
 794     IDirectInput8WImpl_AddRef,
 795     IDirectInput8WImpl_Release,
 796     IDirectInput8WImpl_CreateDevice,
 797     IDirectInput8WImpl_EnumDevices,
 798     IDirectInput8WImpl_GetDeviceStatus,
 799     IDirectInput8WImpl_RunControlPanel,
 800     IDirectInput8WImpl_Initialize,
 801     IDirectInput8WImpl_FindDevice,
 802     IDirectInput8WImpl_EnumDevicesBySemantics,
 803     IDirectInput8WImpl_ConfigureDevices
 804 };
 805
 806 /*******************************************************************************
 807  * DirectInput ClassFactory
 808  */
 809 typedef struct
 810 {
 811     /* IUnknown fields */
 812     IClassFactory IClassFactory_iface;
 813     LONG          ref;
 814 } IClassFactoryImpl;
 815
 816 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
 817 {
 818         return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
 819 }
 820
 821 static HRESULT WINAPI DICF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
 822         IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 823
 824         FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj);
 825         return E_NOINTERFACE;
 826 }
 827
 828 static ULONG WINAPI DICF_AddRef(LPCLASSFACTORY iface) {
 829         IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 830         return InterlockedIncrement(&(This->ref));
 831 }
 832
 833 static ULONG WINAPI DICF_Release(LPCLASSFACTORY iface) {
 834         IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 835         /* static class, won't be  freed */
 836         return InterlockedDecrement(&(This->ref));
 837 }
 838
 839 static HRESULT WINAPI DICF_CreateInstance(
 840         LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj
 841 ) {
 842         IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 843
 844         TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 845         if ( IsEqualGUID( &IID_IUnknown, riid ) ||
 846              IsEqualGUID( &IID_IDirectInputA, riid ) ||
 847              IsEqualGUID( &IID_IDirectInputW, riid ) ||
 848              IsEqualGUID( &IID_IDirectInput2A, riid ) ||
 849              IsEqualGUID( &IID_IDirectInput2W, riid ) ||
 850              IsEqualGUID( &IID_IDirectInput7A, riid ) ||
 851              IsEqualGUID( &IID_IDirectInput7W, riid ) ||
 852              IsEqualGUID( &IID_IDirectInput8A, riid ) ||
 853              IsEqualGUID( &IID_IDirectInput8W, riid ) ) {
 854                 /* FIXME: reuse already created dinput if present? */
 855                 return DirectInputCreateEx(0,0,riid,ppobj,pOuter);
 856         }
 857
 858         FIXME("(%p,%p,%s,%p) Interface not found!\n",This,pOuter,debugstr_guid(riid),ppobj);
 859         return E_NOINTERFACE;
 860 }
 861
 862 static HRESULT WINAPI DICF_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
 863         IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 864         FIXME("(%p)->(%d),stub!\n",This,dolock);
 865         return S_OK;
 866 }
 867
 868 static const IClassFactoryVtbl DICF_Vtbl = {
 869         DICF_QueryInterface,
 870         DICF_AddRef,
 871         DICF_Release,
 872         DICF_CreateInstance,
 873         DICF_LockServer
 874 };
 875 static IClassFactoryImpl DINPUT_CF = {{&DICF_Vtbl}, 1 };
 876
 877 /***********************************************************************
 878  *              DllCanUnloadNow (DINPUT.@)
 879  */
 880 HRESULT WINAPI DllCanUnloadNow(void)
 881 {
 882     return S_FALSE;
 883 }
 884
 885 /***********************************************************************
 886  *              DllGetClassObject (DINPUT.@)
 887  */
 888 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 889 {
 890     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 891     if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) {
 892         *ppv = &DINPUT_CF;
 893         IClassFactory_AddRef((IClassFactory*)*ppv);
 894     return S_OK;
 895     }
 896
 897     FIXME("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 898     return CLASS_E_CLASSNOTAVAILABLE;
 899 }
 900
 901 /***********************************************************************
 902  *              DllRegisterServer (DINPUT.@)
 903  */
 904 HRESULT WINAPI DllRegisterServer(void)
 905 {
 906     return __wine_register_resources( DINPUT_instance, NULL );
 907 }
 908
 909 /***********************************************************************
 910  *              DllUnregisterServer (DINPUT.@)
 911  */
 912 HRESULT WINAPI DllUnregisterServer(void)
 913 {
 914     return __wine_unregister_resources( DINPUT_instance, NULL );
 915 }
 916
 917 /******************************************************************************
 918  *      DInput hook thread
 919  */
 920
 921 static LRESULT CALLBACK LL_hook_proc( int code, WPARAM wparam, LPARAM lparam )
 922 {
 923     IDirectInputImpl *dinput;
 924     int skip = 0;
 925
 926     if (code != HC_ACTION) return CallNextHookEx( 0, code, wparam, lparam );
 927
 928     EnterCriticalSection( &dinput_hook_crit );
 929     LIST_FOR_EACH_ENTRY( dinput, &direct_input_list, IDirectInputImpl, entry )
 930     {
 931         IDirectInputDeviceImpl *dev;
 932
 933         EnterCriticalSection( &dinput->crit );
 934         LIST_FOR_EACH_ENTRY( dev, &dinput->devices_list, IDirectInputDeviceImpl, entry )
 935             if (dev->acquired && dev->event_proc)
 936             {
 937                 TRACE("calling %p->%p (%lx %lx)\n", dev, dev->event_proc, wparam, lparam);
 938                 skip |= dev->event_proc( &dev->IDirectInputDevice8A_iface, wparam, lparam );
 939             }
 940         LeaveCriticalSection( &dinput->crit );
 941     }
 942     LeaveCriticalSection( &dinput_hook_crit );
 943
 944     return skip ? 1 : CallNextHookEx( 0, code, wparam, lparam );
 945 }
 946
 947 static LRESULT CALLBACK callwndproc_proc( int code, WPARAM wparam, LPARAM lparam )
 948 {
 949     CWPSTRUCT *msg = (CWPSTRUCT *)lparam;
 950     IDirectInputImpl *dinput;
 951     HWND foreground;
 952
 953     if (code != HC_ACTION || (msg->message != WM_KILLFOCUS &&
 954         msg->message != WM_ACTIVATEAPP && msg->message != WM_ACTIVATE))
 955         return CallNextHookEx( 0, code, wparam, lparam );
 956
 957     foreground = GetForegroundWindow();
 958
 959     EnterCriticalSection( &dinput_hook_crit );
 960
 961     LIST_FOR_EACH_ENTRY( dinput, &direct_input_list, IDirectInputImpl, entry )
 962     {
 963         IDirectInputDeviceImpl *dev;
 964
 965         EnterCriticalSection( &dinput->crit );
 966         LIST_FOR_EACH_ENTRY( dev, &dinput->devices_list, IDirectInputDeviceImpl, entry )
 967         {
 968             if (!dev->acquired) continue;
 969
 970             if (msg->hwnd == dev->win && msg->hwnd != foreground)
 971             {
 972                 TRACE( "%p window is not foreground - unacquiring %p\n", dev->win, dev );
 973                 IDirectInputDevice_Unacquire( &dev->IDirectInputDevice8A_iface );
 974             }
 975         }
 976         LeaveCriticalSection( &dinput->crit );
 977     }
 978     LeaveCriticalSection( &dinput_hook_crit );
 979
 980     return CallNextHookEx( 0, code, wparam, lparam );
 981 }
 982
 983 static DWORD WINAPI hook_thread_proc(void *param)
 984 {
 985     static HHOOK kbd_hook, mouse_hook;
 986     MSG msg;
 987
 988     /* Force creation of the message queue */
 989     PeekMessageW( &msg, 0, 0, 0, PM_NOREMOVE );
 990     SetEvent(*(LPHANDLE)param);
 991
 992     while (GetMessageW( &msg, 0, 0, 0 ))
 993     {
 994         UINT kbd_cnt = 0, mice_cnt = 0;
 995
 996         if (msg.message == WM_USER+0x10)
 997         {
 998             IDirectInputImpl *dinput;
 999
1000             TRACE( "Processing hook change notification lp:%ld\n", msg.lParam );
1001
1002             if (!msg.wParam && !msg.lParam)
1003             {
1004                 if (kbd_hook) UnhookWindowsHookEx( kbd_hook );
1005                 if (mouse_hook) UnhookWindowsHookEx( mouse_hook );
1006                 kbd_hook = mouse_hook = NULL;
1007                 break;
1008             }
1009
1010             EnterCriticalSection( &dinput_hook_crit );
1011
1012             /* Count acquired keyboards and mice*/
1013             LIST_FOR_EACH_ENTRY( dinput, &direct_input_list, IDirectInputImpl, entry )
1014             {
1015                 IDirectInputDeviceImpl *dev;
1016
1017                 EnterCriticalSection( &dinput->crit );
1018                 LIST_FOR_EACH_ENTRY( dev, &dinput->devices_list, IDirectInputDeviceImpl, entry )
1019                 {
1020                     if (!dev->acquired || !dev->event_proc) continue;
1021
1022                     if (IsEqualGUID( &dev->guid, &GUID_SysKeyboard ) ||
1023                         IsEqualGUID( &dev->guid, &DInput_Wine_Keyboard_GUID ))
1024                         kbd_cnt++;
1025                     else
1026                         if (IsEqualGUID( &dev->guid, &GUID_SysMouse ) ||
1027                             IsEqualGUID( &dev->guid, &DInput_Wine_Mouse_GUID ))
1028                             mice_cnt++;
1029                 }
1030                 LeaveCriticalSection( &dinput->crit );
1031             }
1032             LeaveCriticalSection( &dinput_hook_crit );
1033
1034             if (kbd_cnt && !kbd_hook)
1035                 kbd_hook = SetWindowsHookExW( WH_KEYBOARD_LL, LL_hook_proc, DINPUT_instance, 0 );
1036             else if (!kbd_cnt && kbd_hook)
1037             {
1038                 UnhookWindowsHookEx( kbd_hook );
1039                 kbd_hook = NULL;
1040             }
1041
1042             if (mice_cnt && !mouse_hook)
1043                 mouse_hook = SetWindowsHookExW( WH_MOUSE_LL, LL_hook_proc, DINPUT_instance, 0 );
1044             else if (!mice_cnt && mouse_hook)
1045             {
1046                 UnhookWindowsHookEx( mouse_hook );
1047                 mouse_hook = NULL;
1048             }
1049         }
1050         TranslateMessage(&msg);
1051         DispatchMessageW(&msg);
1052     }
1053
1054     return 0;
1055 }
1056
1057 static DWORD hook_thread_id;
1058
1059 static CRITICAL_SECTION_DEBUG dinput_critsect_debug =
1060 {
1061     0, 0, &dinput_hook_crit,
1062     { &dinput_critsect_debug.ProcessLocksList, &dinput_critsect_debug.ProcessLocksList },
1063       0, 0, { (DWORD_PTR)(__FILE__ ": dinput_hook_crit") }
1064 };
1065 static CRITICAL_SECTION dinput_hook_crit = { &dinput_critsect_debug, -1, 0, 0, 0, 0 };
1066
1067 static BOOL check_hook_thread(void)
1068 {
1069     static HANDLE hook_thread;
1070
1071     EnterCriticalSection(&dinput_hook_crit);
1072
1073     TRACE("IDirectInputs left: %d\n", list_count(&direct_input_list));
1074     if (!list_empty(&direct_input_list) && !hook_thread)
1075     {
1076         HANDLE event;
1077
1078         event = CreateEventW(NULL, FALSE, FALSE, NULL);
1079         hook_thread = CreateThread(NULL, 0, hook_thread_proc, &event, 0, &hook_thread_id);
1080         if (event && hook_thread)
1081         {
1082             HANDLE handles[2];
1083             handles[0] = event;
1084             handles[1] = hook_thread;
1085             WaitForMultipleObjects(2, handles, FALSE, INFINITE);
1086         }
1087         LeaveCriticalSection(&dinput_hook_crit);
1088         CloseHandle(event);
1089     }
1090     else if (list_empty(&direct_input_list) && hook_thread)
1091     {
1092         DWORD tid = hook_thread_id;
1093
1094         hook_thread_id = 0;
1095         PostThreadMessageW(tid, WM_USER+0x10, 0, 0);
1096         LeaveCriticalSection(&dinput_hook_crit);
1097
1098         /* wait for hook thread to exit */
1099         WaitForSingleObject(hook_thread, INFINITE);
1100         CloseHandle(hook_thread);
1101         hook_thread = NULL;
1102     }
1103     else
1104         LeaveCriticalSection(&dinput_hook_crit);
1105
1106     return hook_thread_id != 0;
1107 }
1108
1109 void check_dinput_hooks(LPDIRECTINPUTDEVICE8W iface)
1110 {
1111     static HHOOK callwndproc_hook;
1112     static ULONG foreground_cnt;
1113     IDirectInputDeviceImpl *dev = impl_from_IDirectInputDevice8W(iface);
1114
1115     EnterCriticalSection(&dinput_hook_crit);
1116
1117     if (dev->dwCoopLevel & DISCL_FOREGROUND)
1118     {
1119         if (dev->acquired)
1120             foreground_cnt++;
1121         else
1122             foreground_cnt--;
1123     }
1124
1125     if (foreground_cnt && !callwndproc_hook)
1126         callwndproc_hook = SetWindowsHookExW( WH_CALLWNDPROC, callwndproc_proc,
1127                                               DINPUT_instance, GetCurrentThreadId() );
1128     else if (!foreground_cnt && callwndproc_hook)
1129     {
1130         UnhookWindowsHookEx( callwndproc_hook );
1131         callwndproc_hook = NULL;
1132     }
1133
1134     PostThreadMessageW( hook_thread_id, WM_USER+0x10, 1, 0 );
1135
1136     LeaveCriticalSection(&dinput_hook_crit);
1137 }