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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  *
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22 /* Status:
  23  *
  24  * - Tomb Raider 2 Demo:
  25  *   Playable using keyboard only.
  26  * - WingCommander Prophecy Demo:
  27  *   Doesn't get Input Focus.
  28  *
  29  * - Fallout : works great in X and DGA mode
  30  */
  31
  32 #include "config.h"
  33 #include <assert.h>
  34 #include <stdarg.h>
  35 #include <string.h>
  36
  37 #define COBJMACROS
  38
  39 #include "wine/debug.h"
  40 #include "wine/unicode.h"
  41 #include "windef.h"
  42 #include "winbase.h"
  43 #include "winuser.h"
  44 #include "winerror.h"
  45 #include "dinput_private.h"
  46
  47 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  48
  49 static const IDirectInput7AVtbl ddi7avt;
  50 static const IDirectInput7WVtbl ddi7wvt;
  51 static const IDirectInput8AVtbl ddi8avt;
  52 static const IDirectInput8WVtbl ddi8wvt;
  53
  54 static const struct dinput_device *dinput_devices[] =
  55 {
  56     &mouse_device,
  57     &keyboard_device,
  58     &joystick_linuxinput_device,
  59     &joystick_linux_device
  60 };
  61 #define NB_DINPUT_DEVICES (sizeof(dinput_devices)/sizeof(dinput_devices[0]))
  62
  63 HINSTANCE DINPUT_instance = NULL;
  64
  65 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserv)
  66 {
  67     switch(reason)
  68     {
  69       case DLL_PROCESS_ATTACH:
  70         DisableThreadLibraryCalls(inst);
  71         DINPUT_instance = inst;
  72         break;
  73       case DLL_PROCESS_DETACH:
  74         break;
  75     }
  76     return TRUE;
  77 }
  78
  79 static BOOL create_hook_thread(void);
  80 static void release_hook_thread(void);
  81
  82 /******************************************************************************
  83  *      DirectInputCreateEx (DINPUT.@)
  84  */
  85 HRESULT WINAPI DirectInputCreateEx(
  86         HINSTANCE hinst, DWORD dwVersion, REFIID riid, LPVOID *ppDI,
  87         LPUNKNOWN punkOuter)
  88 {
  89     IDirectInputImpl* This;
  90     HRESULT res = DIERR_OLDDIRECTINPUTVERSION;
  91     LPCVOID vtable = NULL;
  92
  93     TRACE("(%p,%04x,%s,%p,%p)\n", hinst, dwVersion, debugstr_guid(riid), ppDI, punkOuter);
  94
  95     if (IsEqualGUID(&IID_IDirectInputA,riid) ||
  96         IsEqualGUID(&IID_IDirectInput2A,riid) ||
  97         IsEqualGUID(&IID_IDirectInput7A,riid))
  98     {
  99         vtable = &ddi7avt;
 100         res = DI_OK;
 101     }
 102
 103     if (IsEqualGUID(&IID_IDirectInputW,riid) ||
 104         IsEqualGUID(&IID_IDirectInput2W,riid) ||
 105         IsEqualGUID(&IID_IDirectInput7W,riid))
 106     {
 107         vtable = &ddi7wvt;
 108         res = DI_OK;
 109     }
 110
 111     if (IsEqualGUID(&IID_IDirectInput8A,riid))
 112     {
 113         vtable = &ddi8avt;
 114         res = DI_OK;
 115     }
 116
 117     if (IsEqualGUID(&IID_IDirectInput8W,riid))
 118     {
 119         vtable = &ddi8wvt;
 120         res = DI_OK;
 121     }
 122
 123     if (res == DI_OK && !create_hook_thread()) res = DIERR_GENERIC;
 124     if (res == DI_OK)
 125     {
 126         This = HeapAlloc(GetProcessHeap(), 0, sizeof(IDirectInputImpl));
 127         This->lpVtbl = vtable;
 128         This->ref = 1;
 129         This->dwVersion = dwVersion;
 130         This->evsequence = 1;
 131         *ppDI = This;
 132     }
 133     return res;
 134 }
 135
 136 /******************************************************************************
 137  *      DirectInputCreateA (DINPUT.@)
 138  */
 139 HRESULT WINAPI DirectInputCreateA(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUTA *ppDI, LPUNKNOWN punkOuter)
 140 {
 141     return DirectInputCreateEx(hinst, dwVersion, &IID_IDirectInput7A, (LPVOID *)ppDI, punkOuter);
 142 }
 143
 144 /******************************************************************************
 145  *      DirectInputCreateW (DINPUT.@)
 146  */
 147 HRESULT WINAPI DirectInputCreateW(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUTW *ppDI, LPUNKNOWN punkOuter)
 148 {
 149     return DirectInputCreateEx(hinst, dwVersion, &IID_IDirectInput7W, (LPVOID *)ppDI, punkOuter);
 150 }
 151
 152 static const char *_dump_DIDEVTYPE_value(DWORD dwDevType) {
 153     switch (dwDevType) {
 154         case 0: return "All devices";
 155         case DIDEVTYPE_MOUSE: return "DIDEVTYPE_MOUSE";
 156         case DIDEVTYPE_KEYBOARD: return "DIDEVTYPE_KEYBOARD";
 157         case DIDEVTYPE_JOYSTICK: return "DIDEVTYPE_JOYSTICK";
 158         case DIDEVTYPE_DEVICE: return "DIDEVTYPE_DEVICE";
 159         default: return "Unknown";
 160     }
 161 }
 162
 163 static void _dump_EnumDevices_dwFlags(DWORD dwFlags) {
 164     if (TRACE_ON(dinput)) {
 165         unsigned int   i;
 166         static const struct {
 167             DWORD       mask;
 168             const char  *name;
 169         } flags[] = {
 170 #define FE(x) { x, #x}
 171             FE(DIEDFL_ALLDEVICES),
 172             FE(DIEDFL_ATTACHEDONLY),
 173             FE(DIEDFL_FORCEFEEDBACK),
 174             FE(DIEDFL_INCLUDEALIASES),
 175             FE(DIEDFL_INCLUDEPHANTOMS)
 176 #undef FE
 177         };
 178         if (dwFlags == 0) {
 179             DPRINTF("DIEDFL_ALLDEVICES");
 180             return;
 181         }
 182         for (i = 0; i < (sizeof(flags) / sizeof(flags[0])); i++)
 183             if (flags[i].mask & dwFlags)
 184                 DPRINTF("%s ",flags[i].name);
 185     }
 186 }
 187
 188 /******************************************************************************
 189  *      IDirectInputA_EnumDevices
 190  */
 191 static HRESULT WINAPI IDirectInputAImpl_EnumDevices(
 192         LPDIRECTINPUT7A iface, DWORD dwDevType, LPDIENUMDEVICESCALLBACKA lpCallback,
 193         LPVOID pvRef, DWORD dwFlags)
 194 {
 195     IDirectInputImpl *This = (IDirectInputImpl *)iface;
 196     DIDEVICEINSTANCEA devInstance;
 197     int i, j, r;
 198
 199     TRACE("(this=%p,0x%04x '%s',%p,%p,%04x)\n",
 200           This, dwDevType, _dump_DIDEVTYPE_value(dwDevType),
 201           lpCallback, pvRef, dwFlags);
 202     TRACE(" flags: "); _dump_EnumDevices_dwFlags(dwFlags); TRACE("\n");
 203
 204     for (i = 0; i < NB_DINPUT_DEVICES; i++) {
 205         if (!dinput_devices[i]->enum_deviceA) continue;
 206         for (j = 0, r = -1; r != 0; j++) {
 207             devInstance.dwSize = sizeof(devInstance);
 208             TRACE("  - checking device %d ('%s')\n", i, dinput_devices[i]->name);
 209             if ((r = dinput_devices[i]->enum_deviceA(dwDevType, dwFlags, &devInstance, This->dwVersion, j))) {
 210                 if (lpCallback(&devInstance,pvRef) == DIENUM_STOP)
 211                     return 0;
 212             }
 213         }
 214     }
 215
 216     return 0;
 217 }
 218 /******************************************************************************
 219  *      IDirectInputW_EnumDevices
 220  */
 221 static HRESULT WINAPI IDirectInputWImpl_EnumDevices(
 222         LPDIRECTINPUT7W iface, DWORD dwDevType, LPDIENUMDEVICESCALLBACKW lpCallback,
 223         LPVOID pvRef, DWORD dwFlags)
 224 {
 225     IDirectInputImpl *This = (IDirectInputImpl *)iface;
 226     DIDEVICEINSTANCEW devInstance;
 227     int i, j, r;
 228
 229     TRACE("(this=%p,0x%04x '%s',%p,%p,%04x)\n",
 230           This, dwDevType, _dump_DIDEVTYPE_value(dwDevType),
 231           lpCallback, pvRef, dwFlags);
 232     TRACE(" flags: "); _dump_EnumDevices_dwFlags(dwFlags); TRACE("\n");
 233
 234     for (i = 0; i < NB_DINPUT_DEVICES; i++) {
 235         if (!dinput_devices[i]->enum_deviceW) continue;
 236         for (j = 0, r = -1; r != 0; j++) {
 237             devInstance.dwSize = sizeof(devInstance);
 238             TRACE("  - checking device %d ('%s')\n", i, dinput_devices[i]->name);
 239             if ((r = dinput_devices[i]->enum_deviceW(dwDevType, dwFlags, &devInstance, This->dwVersion, j))) {
 240                 if (lpCallback(&devInstance,pvRef) == DIENUM_STOP)
 241                     return 0;
 242             }
 243         }
 244     }
 245
 246     return 0;
 247 }
 248
 249 static ULONG WINAPI IDirectInputAImpl_AddRef(LPDIRECTINPUT7A iface)
 250 {
 251         IDirectInputImpl *This = (IDirectInputImpl *)iface;
 252         return InterlockedIncrement((&This->ref));
 253 }
 254
 255 static ULONG WINAPI IDirectInputAImpl_Release(LPDIRECTINPUT7A iface)
 256 {
 257         IDirectInputImpl *This = (IDirectInputImpl *)iface;
 258         ULONG ref;
 259         ref = InterlockedDecrement(&(This->ref));
 260         if (ref == 0)
 261         {
 262             HeapFree(GetProcessHeap(), 0, This);
 263             release_hook_thread();
 264         }
 265         return ref;
 266 }
 267
 268 static HRESULT WINAPI IDirectInputAImpl_QueryInterface(LPDIRECTINPUT7A iface, REFIID riid, LPVOID *ppobj) {
 269         IDirectInputImpl *This = (IDirectInputImpl *)iface;
 270
 271         TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 272         if (IsEqualGUID(&IID_IUnknown,riid) ||
 273             IsEqualGUID(&IID_IDirectInputA,riid) ||
 274             IsEqualGUID(&IID_IDirectInput2A,riid) ||
 275             IsEqualGUID(&IID_IDirectInput7A,riid)) {
 276                 IDirectInputAImpl_AddRef(iface);
 277                 *ppobj = This;
 278                 return 0;
 279         }
 280         TRACE("Unsupported interface !\n");
 281         return E_FAIL;
 282 }
 283
 284 static HRESULT WINAPI IDirectInputWImpl_QueryInterface(LPDIRECTINPUT7W iface, REFIID riid, LPVOID *ppobj) {
 285         IDirectInputImpl *This = (IDirectInputImpl *)iface;
 286
 287         TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 288         if (IsEqualGUID(&IID_IUnknown,riid) ||
 289             IsEqualGUID(&IID_IDirectInputW,riid) ||
 290             IsEqualGUID(&IID_IDirectInput2W,riid) ||
 291             IsEqualGUID(&IID_IDirectInput7W,riid)) {
 292                 IDirectInputAImpl_AddRef((LPDIRECTINPUT7A) iface);
 293                 *ppobj = This;
 294                 return 0;
 295         }
 296         TRACE("Unsupported interface !\n");
 297         return E_FAIL;
 298 }
 299
 300 static HRESULT WINAPI IDirectInputAImpl_Initialize(LPDIRECTINPUT7A iface, HINSTANCE hinst, DWORD x) {
 301         TRACE("(this=%p,%p,%x)\n",iface, hinst, x);
 302
 303         /* Initialize can return: DIERR_BETADIRECTINPUTVERSION, DIERR_OLDDIRECTINPUTVERSION and DI_OK.
 304          * Since we already initialized the device, return DI_OK. In the past we returned DIERR_ALREADYINITIALIZED
 305          * which broke applications like Tomb Raider Legend because it isn't a legal return value.
 306          */
 307         return DI_OK;
 308 }
 309
 310 static HRESULT WINAPI IDirectInputAImpl_GetDeviceStatus(LPDIRECTINPUT7A iface,
 311                                                         REFGUID rguid) {
 312   IDirectInputImpl *This = (IDirectInputImpl *)iface;
 313
 314   FIXME("(%p)->(%s): stub\n",This,debugstr_guid(rguid));
 315
 316   return DI_OK;
 317 }
 318
 319 static HRESULT WINAPI IDirectInputAImpl_RunControlPanel(LPDIRECTINPUT7A iface,
 320                                                         HWND hwndOwner,
 321                                                         DWORD dwFlags) {
 322   IDirectInputImpl *This = (IDirectInputImpl *)iface;
 323   FIXME("(%p)->(%p,%08x): stub\n",This, hwndOwner, dwFlags);
 324
 325   return DI_OK;
 326 }
 327
 328 static HRESULT WINAPI IDirectInput2AImpl_FindDevice(LPDIRECTINPUT7A iface, REFGUID rguid,
 329                                                     LPCSTR pszName, LPGUID pguidInstance) {
 330   IDirectInputImpl *This = (IDirectInputImpl *)iface;
 331   FIXME("(%p)->(%s, %s, %p): stub\n", This, debugstr_guid(rguid), pszName, pguidInstance);
 332
 333   return DI_OK;
 334 }
 335
 336 static HRESULT WINAPI IDirectInput2WImpl_FindDevice(LPDIRECTINPUT7W iface, REFGUID rguid,
 337                                                     LPCWSTR pszName, LPGUID pguidInstance) {
 338   IDirectInputImpl *This = (IDirectInputImpl *)iface;
 339   FIXME("(%p)->(%s, %s, %p): stub\n", This, debugstr_guid(rguid), debugstr_w(pszName), pguidInstance);
 340
 341   return DI_OK;
 342 }
 343
 344 static HRESULT WINAPI IDirectInput7AImpl_CreateDeviceEx(LPDIRECTINPUT7A iface, REFGUID rguid,
 345                                                         REFIID riid, LPVOID* pvOut, LPUNKNOWN lpUnknownOuter)
 346 {
 347   IDirectInputImpl *This = (IDirectInputImpl *)iface;
 348   HRESULT ret_value = DIERR_DEVICENOTREG;
 349   int i;
 350
 351   TRACE("(%p)->(%s, %s, %p, %p)\n", This, debugstr_guid(rguid), debugstr_guid(riid), pvOut, lpUnknownOuter);
 352
 353   if (!rguid || !pvOut) return E_POINTER;
 354
 355   /* Loop on all the devices to see if anyone matches the given GUID */
 356   for (i = 0; i < NB_DINPUT_DEVICES; i++) {
 357     HRESULT ret;
 358     if (!dinput_devices[i]->create_deviceA) continue;
 359     if ((ret = dinput_devices[i]->create_deviceA(This, rguid, riid, (LPDIRECTINPUTDEVICEA*) pvOut)) == DI_OK)
 360       return DI_OK;
 361
 362     if (ret == DIERR_NOINTERFACE)
 363       ret_value = DIERR_NOINTERFACE;
 364   }
 365
 366   return ret_value;
 367 }
 368
 369 static HRESULT WINAPI IDirectInput7WImpl_CreateDeviceEx(LPDIRECTINPUT7W iface, REFGUID rguid,
 370                                                         REFIID riid, LPVOID* pvOut, LPUNKNOWN lpUnknownOuter)
 371 {
 372   IDirectInputImpl *This = (IDirectInputImpl *)iface;
 373   HRESULT ret_value = DIERR_DEVICENOTREG;
 374   int i;
 375
 376   TRACE("(%p)->(%s, %s, %p, %p)\n", This, debugstr_guid(rguid), debugstr_guid(riid), pvOut, lpUnknownOuter);
 377
 378   if (!rguid || !pvOut) return E_POINTER;
 379
 380   /* Loop on all the devices to see if anyone matches the given GUID */
 381   for (i = 0; i < NB_DINPUT_DEVICES; i++) {
 382     HRESULT ret;
 383     if (!dinput_devices[i]->create_deviceW) continue;
 384     if ((ret = dinput_devices[i]->create_deviceW(This, rguid, riid, (LPDIRECTINPUTDEVICEW*) pvOut)) == DI_OK)
 385       return DI_OK;
 386
 387     if (ret == DIERR_NOINTERFACE)
 388       ret_value = DIERR_NOINTERFACE;
 389   }
 390
 391   return ret_value;
 392 }
 393
 394 static HRESULT WINAPI IDirectInputAImpl_CreateDevice(LPDIRECTINPUT7A iface, REFGUID rguid,
 395                                                      LPDIRECTINPUTDEVICEA* pdev, LPUNKNOWN punk)
 396 {
 397     return IDirectInput7AImpl_CreateDeviceEx(iface, rguid, NULL, (LPVOID*)pdev, punk);
 398 }
 399
 400 static HRESULT WINAPI IDirectInputWImpl_CreateDevice(LPDIRECTINPUT7W iface, REFGUID rguid,
 401                                                      LPDIRECTINPUTDEVICEW* pdev, LPUNKNOWN punk)
 402 {
 403     return IDirectInput7WImpl_CreateDeviceEx(iface, rguid, NULL, (LPVOID*)pdev, punk);
 404 }
 405
 406 static HRESULT WINAPI IDirectInput8AImpl_QueryInterface(LPDIRECTINPUT8A iface, REFIID riid, LPVOID *ppobj) {
 407       IDirectInputImpl *This = (IDirectInputImpl *)iface;
 408
 409       TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 410       if (IsEqualGUID(&IID_IUnknown,riid) ||
 411           IsEqualGUID(&IID_IDirectInput8A,riid)) {
 412               IDirectInputAImpl_AddRef((LPDIRECTINPUT7A) iface);
 413               *ppobj = This;
 414               return 0;
 415       }
 416       TRACE("Unsupported interface !\n");
 417       return E_NOINTERFACE;
 418 }
 419
 420 static HRESULT WINAPI IDirectInput8WImpl_QueryInterface(LPDIRECTINPUT8W iface, REFIID riid, LPVOID *ppobj) {
 421       IDirectInputImpl *This = (IDirectInputImpl *)iface;
 422
 423       TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 424       if (IsEqualGUID(&IID_IUnknown,riid) ||
 425           IsEqualGUID(&IID_IDirectInput8W,riid)) {
 426               IDirectInputAImpl_AddRef((LPDIRECTINPUT7A) iface);
 427               *ppobj = This;
 428               return 0;
 429       }
 430       TRACE("Unsupported interface !\n");
 431       return E_NOINTERFACE;
 432 }
 433
 434 static HRESULT WINAPI IDirectInput8AImpl_EnumDevicesBySemantics(
 435       LPDIRECTINPUT8A iface, LPCSTR ptszUserName, LPDIACTIONFORMATA lpdiActionFormat,
 436       LPDIENUMDEVICESBYSEMANTICSCBA lpCallback,
 437       LPVOID pvRef, DWORD dwFlags
 438 )
 439 {
 440       IDirectInputImpl *This = (IDirectInputImpl *)iface;
 441
 442       FIXME("(this=%p,%s,%p,%p,%p,%04x): stub\n", This, ptszUserName, lpdiActionFormat,
 443             lpCallback, pvRef, dwFlags);
 444       return 0;
 445 }
 446
 447 static HRESULT WINAPI IDirectInput8WImpl_EnumDevicesBySemantics(
 448       LPDIRECTINPUT8W iface, LPCWSTR ptszUserName, LPDIACTIONFORMATW lpdiActionFormat,
 449       LPDIENUMDEVICESBYSEMANTICSCBW lpCallback,
 450       LPVOID pvRef, DWORD dwFlags
 451 )
 452 {
 453       IDirectInputImpl *This = (IDirectInputImpl *)iface;
 454
 455       FIXME("(this=%p,%s,%p,%p,%p,%04x): stub\n", This, debugstr_w(ptszUserName), lpdiActionFormat,
 456             lpCallback, pvRef, dwFlags);
 457       return 0;
 458 }
 459
 460 static HRESULT WINAPI IDirectInput8AImpl_ConfigureDevices(
 461       LPDIRECTINPUT8A iface, LPDICONFIGUREDEVICESCALLBACK lpdiCallback,
 462       LPDICONFIGUREDEVICESPARAMSA lpdiCDParams, DWORD dwFlags, LPVOID pvRefData
 463 )
 464 {
 465       IDirectInputImpl *This = (IDirectInputImpl *)iface;
 466
 467       FIXME("(this=%p,%p,%p,%04x,%p): stub\n", This, lpdiCallback, lpdiCDParams,
 468             dwFlags, pvRefData);
 469       return 0;
 470 }
 471
 472 static HRESULT WINAPI IDirectInput8WImpl_ConfigureDevices(
 473       LPDIRECTINPUT8W iface, LPDICONFIGUREDEVICESCALLBACK lpdiCallback,
 474       LPDICONFIGUREDEVICESPARAMSW lpdiCDParams, DWORD dwFlags, LPVOID pvRefData
 475 )
 476 {
 477       IDirectInputImpl *This = (IDirectInputImpl *)iface;
 478
 479       FIXME("(this=%p,%p,%p,%04x,%p): stub\n", This, lpdiCallback, lpdiCDParams,
 480             dwFlags, pvRefData);
 481       return 0;
 482 }
 483
 484 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 485 # define XCAST(fun)   (typeof(ddi7avt.fun))
 486 #else
 487 # define XCAST(fun)     (void*)
 488 #endif
 489
 490 static const IDirectInput7AVtbl ddi7avt = {
 491         XCAST(QueryInterface)IDirectInputAImpl_QueryInterface,
 492         XCAST(AddRef)IDirectInputAImpl_AddRef,
 493         XCAST(Release)IDirectInputAImpl_Release,
 494         XCAST(CreateDevice)IDirectInputAImpl_CreateDevice,
 495         XCAST(EnumDevices)IDirectInputAImpl_EnumDevices,
 496         XCAST(GetDeviceStatus)IDirectInputAImpl_GetDeviceStatus,
 497         XCAST(RunControlPanel)IDirectInputAImpl_RunControlPanel,
 498         XCAST(Initialize)IDirectInputAImpl_Initialize,
 499         XCAST(FindDevice)IDirectInput2AImpl_FindDevice,
 500         XCAST(CreateDeviceEx)IDirectInput7AImpl_CreateDeviceEx
 501 };
 502
 503 #undef XCAST
 504 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 505 # define XCAST(fun)   (typeof(ddi7wvt.fun))
 506 #else
 507 # define XCAST(fun)     (void*)
 508 #endif
 509
 510 static const IDirectInput7WVtbl ddi7wvt = {
 511         XCAST(QueryInterface)IDirectInputWImpl_QueryInterface,
 512         XCAST(AddRef)IDirectInputAImpl_AddRef,
 513         XCAST(Release)IDirectInputAImpl_Release,
 514         XCAST(CreateDevice)IDirectInputWImpl_CreateDevice,
 515         XCAST(EnumDevices)IDirectInputWImpl_EnumDevices,
 516         XCAST(GetDeviceStatus)IDirectInputAImpl_GetDeviceStatus,
 517         XCAST(RunControlPanel)IDirectInputAImpl_RunControlPanel,
 518         XCAST(Initialize)IDirectInputAImpl_Initialize,
 519         XCAST(FindDevice)IDirectInput2WImpl_FindDevice,
 520         XCAST(CreateDeviceEx)IDirectInput7WImpl_CreateDeviceEx
 521 };
 522 #undef XCAST
 523
 524 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 525 # define XCAST(fun)     (typeof(ddi8avt.fun))
 526 #else
 527 # define XCAST(fun)     (void*)
 528 #endif
 529
 530 static const IDirectInput8AVtbl ddi8avt = {
 531         XCAST(QueryInterface)IDirectInput8AImpl_QueryInterface,
 532         XCAST(AddRef)IDirectInputAImpl_AddRef,
 533         XCAST(Release)IDirectInputAImpl_Release,
 534         XCAST(CreateDevice)IDirectInputAImpl_CreateDevice,
 535         XCAST(EnumDevices)IDirectInputAImpl_EnumDevices,
 536         XCAST(GetDeviceStatus)IDirectInputAImpl_GetDeviceStatus,
 537         XCAST(RunControlPanel)IDirectInputAImpl_RunControlPanel,
 538         XCAST(Initialize)IDirectInputAImpl_Initialize,
 539         XCAST(FindDevice)IDirectInput2AImpl_FindDevice,
 540         XCAST(EnumDevicesBySemantics)IDirectInput8AImpl_EnumDevicesBySemantics,
 541         XCAST(ConfigureDevices)IDirectInput8AImpl_ConfigureDevices
 542 };
 543 #undef XCAST
 544
 545 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 546 # define XCAST(fun)     (typeof(ddi8wvt.fun))
 547 #else
 548 # define XCAST(fun)     (void*)
 549 #endif
 550 static const IDirectInput8WVtbl ddi8wvt = {
 551         XCAST(QueryInterface)IDirectInput8WImpl_QueryInterface,
 552         XCAST(AddRef)IDirectInputAImpl_AddRef,
 553         XCAST(Release)IDirectInputAImpl_Release,
 554         XCAST(CreateDevice)IDirectInputWImpl_CreateDevice,
 555         XCAST(EnumDevices)IDirectInputWImpl_EnumDevices,
 556         XCAST(GetDeviceStatus)IDirectInputAImpl_GetDeviceStatus,
 557         XCAST(RunControlPanel)IDirectInputAImpl_RunControlPanel,
 558         XCAST(Initialize)IDirectInputAImpl_Initialize,
 559         XCAST(FindDevice)IDirectInput2WImpl_FindDevice,
 560         XCAST(EnumDevicesBySemantics)IDirectInput8WImpl_EnumDevicesBySemantics,
 561         XCAST(ConfigureDevices)IDirectInput8WImpl_ConfigureDevices
 562 };
 563 #undef XCAST
 564
 565 /*******************************************************************************
 566  * DirectInput ClassFactory
 567  */
 568 typedef struct
 569 {
 570     /* IUnknown fields */
 571     const IClassFactoryVtbl    *lpVtbl;
 572     LONG                        ref;
 573 } IClassFactoryImpl;
 574
 575 static HRESULT WINAPI DICF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
 576         IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 577
 578         FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj);
 579         return E_NOINTERFACE;
 580 }
 581
 582 static ULONG WINAPI DICF_AddRef(LPCLASSFACTORY iface) {
 583         IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 584         return InterlockedIncrement(&(This->ref));
 585 }
 586
 587 static ULONG WINAPI DICF_Release(LPCLASSFACTORY iface) {
 588         IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 589         /* static class, won't be  freed */
 590         return InterlockedDecrement(&(This->ref));
 591 }
 592
 593 static HRESULT WINAPI DICF_CreateInstance(
 594         LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj
 595 ) {
 596         IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 597
 598         TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 599         if ( IsEqualGUID( &IID_IDirectInputA, riid ) ||
 600              IsEqualGUID( &IID_IDirectInputW, riid ) ||
 601              IsEqualGUID( &IID_IDirectInput2A, riid ) ||
 602              IsEqualGUID( &IID_IDirectInput2W, riid ) ||
 603              IsEqualGUID( &IID_IDirectInput7A, riid ) ||
 604              IsEqualGUID( &IID_IDirectInput7W, riid ) ||
 605              IsEqualGUID( &IID_IDirectInput8A, riid ) ||
 606              IsEqualGUID( &IID_IDirectInput8W, riid ) ) {
 607                 /* FIXME: reuse already created dinput if present? */
 608                 return DirectInputCreateEx(0,0,riid,ppobj,pOuter);
 609         }
 610
 611         FIXME("(%p,%p,%s,%p) Interface not found!\n",This,pOuter,debugstr_guid(riid),ppobj);
 612         return E_NOINTERFACE;
 613 }
 614
 615 static HRESULT WINAPI DICF_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
 616         IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 617         FIXME("(%p)->(%d),stub!\n",This,dolock);
 618         return S_OK;
 619 }
 620
 621 static const IClassFactoryVtbl DICF_Vtbl = {
 622         DICF_QueryInterface,
 623         DICF_AddRef,
 624         DICF_Release,
 625         DICF_CreateInstance,
 626         DICF_LockServer
 627 };
 628 static IClassFactoryImpl DINPUT_CF = {&DICF_Vtbl, 1 };
 629
 630 /***********************************************************************
 631  *              DllCanUnloadNow (DINPUT.@)
 632  */
 633 HRESULT WINAPI DllCanUnloadNow(void)
 634 {
 635     FIXME("(void): stub\n");
 636
 637     return S_FALSE;
 638 }
 639
 640 /***********************************************************************
 641  *              DllGetClassObject (DINPUT.@)
 642  */
 643 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 644 {
 645     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 646     if ( IsEqualCLSID( &IID_IClassFactory, riid ) ) {
 647         *ppv = (LPVOID)&DINPUT_CF;
 648         IClassFactory_AddRef((IClassFactory*)*ppv);
 649     return S_OK;
 650     }
 651
 652     FIXME("(%s,%s,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 653     return CLASS_E_CLASSNOTAVAILABLE;
 654 }
 655
 656 /******************************************************************************
 657  *      DInput hook thread
 658  */
 659
 660 static LRESULT CALLBACK dinput_hook_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
 661 {
 662     static HHOOK kbd_hook, mouse_hook;
 663     BOOL res;
 664
 665     TRACE("got message %x %p %p\n", message, (LPVOID)wParam, (LPVOID)lParam);
 666     switch (message)
 667     {
 668     case WM_USER+0x10:
 669         if (wParam == WH_KEYBOARD_LL)
 670         {
 671             if (lParam)
 672             {
 673                 if (kbd_hook) return 0;
 674                 kbd_hook = SetWindowsHookExW(WH_KEYBOARD_LL, (LPVOID)lParam, DINPUT_instance, 0);
 675                 return (LRESULT)kbd_hook;
 676             }
 677             else
 678             {
 679                 if (!kbd_hook) return 0;
 680                 res = UnhookWindowsHookEx(kbd_hook);
 681                 kbd_hook = NULL;
 682                 return res;
 683             }
 684         }
 685         else if (wParam == WH_MOUSE_LL)
 686         {
 687             if (lParam)
 688             {
 689                 if (mouse_hook) return 0;
 690                 mouse_hook = SetWindowsHookExW(WH_MOUSE_LL, (LPVOID)lParam, DINPUT_instance, 0);
 691                 return (LRESULT)mouse_hook;
 692             }
 693             else
 694             {
 695                 if (!mouse_hook) return 0;
 696                 res = UnhookWindowsHookEx(mouse_hook);
 697                 mouse_hook = NULL;
 698                 return res;
 699             }
 700         }
 701         else if (!wParam && !lParam)
 702             DestroyWindow(hWnd);
 703
 704         return 0;
 705
 706     case WM_DESTROY:
 707         if (kbd_hook) UnhookWindowsHookEx(kbd_hook);
 708         if (mouse_hook) UnhookWindowsHookEx(mouse_hook);
 709         PostQuitMessage(0);
 710     }
 711     return DefWindowProcW(hWnd, message, wParam, lParam);
 712 }
 713
 714 static HWND hook_thread_hwnd;
 715 static LONG hook_thread_refcount;
 716 static HANDLE hook_thread;
 717
 718 static const WCHAR classW[]={'H','o','o','k','_','L','L','_','C','L',0};
 719
 720 static DWORD WINAPI hook_thread_proc(void *param)
 721 {
 722     MSG msg;
 723     HWND hwnd;
 724
 725     hwnd = CreateWindowExW(0, classW, NULL, 0, 0, 0, 0, 0, HWND_MESSAGE, NULL, NULL, 0);
 726     hook_thread_hwnd = hwnd;
 727
 728     SetEvent(*(LPHANDLE)param);
 729     if (hwnd)
 730     {
 731         while (GetMessageW(&msg, 0, 0, 0))
 732         {
 733             TranslateMessage(&msg);
 734             DispatchMessageW(&msg);
 735         }
 736         DestroyWindow(hwnd);
 737     }
 738     else ERR("Error creating message window\n");
 739
 740     UnregisterClassW(classW, DINPUT_instance);
 741     return 0;
 742 }
 743
 744 static CRITICAL_SECTION dinput_hook_crit;
 745 static CRITICAL_SECTION_DEBUG dinput_critsect_debug =
 746 {
 747     0, 0, &dinput_hook_crit,
 748     { &dinput_critsect_debug.ProcessLocksList, &dinput_critsect_debug.ProcessLocksList },
 749       0, 0, { (DWORD_PTR)(__FILE__ ": dinput_hook_crit") }
 750 };
 751 static CRITICAL_SECTION dinput_hook_crit = { &dinput_critsect_debug, -1, 0, 0, 0, 0 };
 752
 753 static BOOL create_hook_thread(void)
 754 {
 755     LONG ref;
 756
 757     EnterCriticalSection(&dinput_hook_crit);
 758
 759     ref = ++hook_thread_refcount;
 760     TRACE("Refcount %d\n", ref);
 761     if (ref == 1)
 762     {
 763         DWORD tid;
 764         HANDLE event;
 765
 766         /* Create window class */
 767         WNDCLASSEXW wcex;
 768         memset(&wcex, 0, sizeof(wcex));
 769         wcex.cbSize = sizeof(wcex);
 770         wcex.lpfnWndProc = dinput_hook_WndProc;
 771         wcex.lpszClassName = classW;
 772         wcex.hInstance = DINPUT_instance;
 773         if (!RegisterClassExW(&wcex))
 774             ERR("Error registering window class\n");
 775
 776         event = CreateEventW(NULL, FALSE, FALSE, NULL);
 777         hook_thread = CreateThread(NULL, 0, hook_thread_proc, &event, 0, &tid);
 778         if (event && hook_thread)
 779         {
 780             HANDLE handles[2];
 781             handles[0] = event;
 782             handles[1] = hook_thread;
 783             WaitForMultipleObjects(2, handles, FALSE, INFINITE);
 784         }
 785         CloseHandle(event);
 786     }
 787     LeaveCriticalSection(&dinput_hook_crit);
 788
 789     return hook_thread_hwnd != 0;
 790 }
 791
 792 static void release_hook_thread(void)
 793 {
 794     LONG ref;
 795
 796     EnterCriticalSection(&dinput_hook_crit);
 797     ref = --hook_thread_refcount;
 798     TRACE("Releasing to %d\n", ref);
 799     if (ref == 0)
 800     {
 801         HWND hwnd = hook_thread_hwnd;
 802         hook_thread_hwnd = 0;
 803         SendMessageW(hwnd, WM_USER+0x10, 0, 0);
 804         /* wait for hook thread to exit */
 805         WaitForSingleObject(hook_thread, INFINITE);
 806         CloseHandle(hook_thread);
 807     }
 808     LeaveCriticalSection(&dinput_hook_crit);
 809 }
 810
 811 HHOOK set_dinput_hook(int hook_id, LPVOID proc)
 812 {
 813     HWND hwnd;
 814
 815     EnterCriticalSection(&dinput_hook_crit);
 816     hwnd = hook_thread_hwnd;
 817     LeaveCriticalSection(&dinput_hook_crit);
 818     return (HHOOK)SendMessageW(hwnd, WM_USER+0x10, (WPARAM)hook_id, (LPARAM)proc);
 819 }