dlls/dinput/joystick/linux.c

   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #ifdef HAVE_LINUX_22_JOYSTICK_API
  26
  27 #include <stdarg.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30 #include <time.h>
  31 #ifdef HAVE_UNISTD_H
  32 # include <unistd.h>
  33 #endif
  34 #ifdef HAVE_SYS_TIME_H
  35 # include <sys/time.h>
  36 #endif
  37 #include <sys/fcntl.h>
  38 #ifdef HAVE_SYS_IOCTL_H
  39 # include <sys/ioctl.h>
  40 #endif
  41 #include <errno.h>
  42 #ifdef HAVE_SYS_ERRNO_H
  43 # include <sys/errno.h>
  44 #endif
  45 #ifdef HAVE_LINUX_JOYSTICK_H
  46 # include <linux/joystick.h>
  47 #endif
  48 #define JOYDEV  "/dev/js0"
  49
  50 #include "wine/debug.h"
  51 #include "wine/unicode.h"
  52 #include "windef.h"
  53 #include "winbase.h"
  54 #include "winerror.h"
  55 #include "dinput.h"
  56
  57 #include "dinput_private.h"
  58 #include "device_private.h"
  59
  60 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  61
  62 /* Wine joystick driver object instances */
  63 #define WINE_JOYSTICK_AXIS_BASE   0
  64 #define WINE_JOYSTICK_BUTTON_BASE 8
  65
  66 typedef struct JoystickImpl JoystickImpl;
  67 static ICOM_VTABLE(IDirectInputDevice8A) JoystickAvt;
  68 static ICOM_VTABLE(IDirectInputDevice8W) JoystickWvt;
  69 struct JoystickImpl
  70 {
  71         LPVOID                          lpVtbl;
  72         DWORD                           ref;
  73         GUID                            guid;
  74
  75         /* The 'parent' DInput */
  76         IDirectInputImpl               *dinput;
  77
  78         /* joystick private */
  79         int                             joyfd;
  80         LPDIDATAFORMAT                  df;
  81         HANDLE                          hEvent;
  82         LONG                            lMin,lMax,deadzone;
  83         LPDIDEVICEOBJECTDATA            data_queue;
  84         int                             queue_head, queue_tail, queue_len;
  85         DIJOYSTATE2                     js;
  86 };
  87
  88 static GUID DInput_Wine_Joystick_GUID = { /* 9e573ed9-7734-11d2-8d4a-23903fb6bdf7 */
  89   0x9e573ed9,
  90   0x7734,
  91   0x11d2,
  92   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
  93 };
  94
  95 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, int version)
  96 {
  97   int fd = -1;
  98
  99   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 100     return FALSE;
 101
 102   if ((dwDevType==0) || (GET_DIDEVICE_TYPE(dwDevType)==DIDEVTYPE_JOYSTICK)) {
 103     /* check whether we have a joystick */
 104     if ((fd = open(JOYDEV,O_RDONLY) != -1) || (errno!=ENODEV && errno!=ENOENT)) {
 105       TRACE("Enumerating the linux Joystick device\n");
 106
 107       /* Return joystick */
 108       lpddi->guidInstance       = GUID_Joystick;
 109       lpddi->guidProduct        = DInput_Wine_Joystick_GUID;
 110       /* we only support traditional joysticks for now */
 111       lpddi->dwDevType  = DIDEVTYPE_JOYSTICK |
 112                          (DIDEVTYPEJOYSTICK_TRADITIONAL<<8);
 113       strcpy(lpddi->tszInstanceName,    "Joystick");
 114       /* ioctl JSIOCGNAME(len) */
 115       strcpy(lpddi->tszProductName,     "Wine Joystick");
 116
 117       lpddi->guidFFDriver = GUID_NULL;
 118       if (fd != -1)
 119         close(fd);
 120       return TRUE;
 121     }
 122   }
 123
 124   return FALSE;
 125 }
 126
 127 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, int version)
 128 {
 129   int fd = -1;
 130
 131   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 132     return FALSE;
 133
 134   if ((dwDevType==0) || (GET_DIDEVICE_TYPE(dwDevType)==DIDEVTYPE_JOYSTICK)) {
 135     /* check whether we have a joystick */
 136     if ((fd = open(JOYDEV,O_RDONLY) != -1) || (errno!=ENODEV && errno!=ENOENT)) {
 137       TRACE("Enumerating the linux Joystick device\n");
 138
 139       /* Return joystick */
 140       lpddi->guidInstance       = GUID_Joystick;
 141       lpddi->guidProduct        = DInput_Wine_Joystick_GUID;
 142       /* we only support traditional joysticks for now */
 143       lpddi->dwDevType  = DIDEVTYPE_JOYSTICK |
 144                          (DIDEVTYPEJOYSTICK_TRADITIONAL<<8);
 145
 146       MultiByteToWideChar(CP_ACP, 0, "Joystick", -1, lpddi->tszInstanceName, MAX_PATH);
 147       /* ioctl JSIOCGNAME(len) */
 148       MultiByteToWideChar(CP_ACP, 0, "Wine Joystick", -1, lpddi->tszProductName, MAX_PATH);
 149       lpddi->guidFFDriver = GUID_NULL;
 150       if (fd != -1)
 151         close(fd);
 152       return TRUE;
 153     }
 154   }
 155
 156   return FALSE;
 157 }
 158
 159 static JoystickImpl *alloc_device(REFGUID rguid, LPVOID jvt, IDirectInputImpl *dinput)
 160 {
 161   JoystickImpl* newDevice;
 162
 163   newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickImpl));
 164   newDevice->lpVtbl = jvt;
 165   newDevice->ref = 1;
 166   newDevice->joyfd = -1;
 167   newDevice->lMin = -32768;
 168   newDevice->lMax = +32767;
 169   newDevice->dinput = dinput;
 170   memcpy(&(newDevice->guid),rguid,sizeof(*rguid));
 171
 172   return newDevice;
 173 }
 174
 175 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 176 {
 177   if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
 178       (IsEqualGUID(&DInput_Wine_Joystick_GUID,rguid))) {
 179     if ((riid == NULL) ||
 180         IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
 181         IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
 182         IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
 183         IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
 184       *pdev=(IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput);
 185
 186       TRACE("Creating a Joystick device (%p)\n", *pdev);
 187       return DI_OK;
 188     } else
 189       return DIERR_NOINTERFACE;
 190   }
 191
 192   return DIERR_DEVICENOTREG;
 193 }
 194
 195 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 196 {
 197   if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
 198       (IsEqualGUID(&DInput_Wine_Joystick_GUID,rguid))) {
 199     if ((riid == NULL) ||
 200         IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
 201         IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
 202         IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
 203         IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
 204       *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput);
 205
 206       TRACE("Creating a Joystick device (%p)\n", *pdev);
 207       return DI_OK;
 208     } else
 209       return DIERR_NOINTERFACE;
 210   }
 211
 212   return DIERR_DEVICENOTREG;
 213 }
 214
 215 static dinput_device joydev = {
 216   10,
 217   joydev_enum_deviceA,
 218   joydev_enum_deviceW,
 219   joydev_create_deviceA,
 220   joydev_create_deviceW
 221 };
 222
 223 DECL_GLOBAL_CONSTRUCTOR(joydev_register) { dinput_register_device(&joydev); }
 224
 225 /******************************************************************************
 226  *      Joystick
 227  */
 228 static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
 229 {
 230         ICOM_THIS(JoystickImpl,iface);
 231
 232         This->ref--;
 233         if (This->ref)
 234                 return This->ref;
 235
 236         /* Free the data queue */
 237         if (This->data_queue != NULL)
 238           HeapFree(GetProcessHeap(),0,This->data_queue);
 239
 240         /* Free the DataFormat */
 241         HeapFree(GetProcessHeap(), 0, This->df);
 242
 243         HeapFree(GetProcessHeap(),0,This);
 244         return 0;
 245 }
 246
 247 /******************************************************************************
 248   *   SetDataFormat : the application can choose the format of the data
 249   *   the device driver sends back with GetDeviceState.
 250   */
 251 static HRESULT WINAPI JoystickAImpl_SetDataFormat(
 252         LPDIRECTINPUTDEVICE8A iface,LPCDIDATAFORMAT df
 253 )
 254 {
 255   ICOM_THIS(JoystickImpl,iface);
 256   int i;
 257
 258   TRACE("(this=%p,%p)\n",This,df);
 259
 260   TRACE("(df.dwSize=%ld)\n",df->dwSize);
 261   TRACE("(df.dwObjsize=%ld)\n",df->dwObjSize);
 262   TRACE("(df.dwFlags=0x%08lx)\n",df->dwFlags);
 263   TRACE("(df.dwDataSize=%ld)\n",df->dwDataSize);
 264   TRACE("(df.dwNumObjs=%ld)\n",df->dwNumObjs);
 265
 266   for (i=0;i<df->dwNumObjs;i++) {
 267     TRACE("df.rgodf[%d].guid %s (%p)\n",i,debugstr_guid(df->rgodf[i].pguid), df->rgodf[i].pguid);
 268     TRACE("df.rgodf[%d].dwOfs %ld\n",i,df->rgodf[i].dwOfs);
 269     TRACE("dwType 0x%02x,dwInstance %d\n",DIDFT_GETTYPE(df->rgodf[i].dwType),DIDFT_GETINSTANCE(df->rgodf[i].dwType));
 270     TRACE("df.rgodf[%d].dwFlags 0x%08lx\n",i,df->rgodf[i].dwFlags);
 271   }
 272
 273   /* Store the new data format */
 274   This->df = HeapAlloc(GetProcessHeap(),0,df->dwSize);
 275   memcpy(This->df, df, df->dwSize);
 276   This->df->rgodf = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*df->dwObjSize);
 277   memcpy(This->df->rgodf,df->rgodf,df->dwNumObjs*df->dwObjSize);
 278
 279   return 0;
 280 }
 281
 282 /******************************************************************************
 283   *     Acquire : gets exclusive control of the joystick
 284   */
 285 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 286 {
 287     ICOM_THIS(JoystickImpl,iface);
 288
 289     TRACE("(this=%p)\n",This);
 290     if (This->joyfd!=-1)
 291         return 0;
 292     This->joyfd=open(JOYDEV,O_RDONLY);
 293     if (This->joyfd==-1)
 294         return DIERR_NOTFOUND;
 295     return 0;
 296 }
 297
 298 /******************************************************************************
 299   *     Unacquire : frees the joystick
 300   */
 301 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 302 {
 303     ICOM_THIS(JoystickImpl,iface);
 304
 305     TRACE("(this=%p)\n",This);
 306     if (This->joyfd!=-1) {
 307         close(This->joyfd);
 308         This->joyfd = -1;
 309         return DI_OK;
 310     }
 311     else
 312         return DI_NOEFFECT;
 313 }
 314
 315 #define map_axis(val) ((val+32768)*(This->lMax-This->lMin)/65536+This->lMin)
 316
 317 static void joy_polldev(JoystickImpl *This) {
 318     struct timeval tv;
 319     fd_set      readfds;
 320     struct      js_event jse;
 321
 322     if (This->joyfd==-1)
 323         return;
 324     while (1) {
 325         memset(&tv,0,sizeof(tv));
 326         FD_ZERO(&readfds);FD_SET(This->joyfd,&readfds);
 327         if (1>select(This->joyfd+1,&readfds,NULL,NULL,&tv))
 328             return;
 329         /* we have one event, so we can read */
 330         if (sizeof(jse)!=read(This->joyfd,&jse,sizeof(jse))) {
 331             return;
 332         }
 333         TRACE("js_event: type 0x%x, number %d, value %d\n",jse.type,jse.number,jse.value);
 334         if (jse.type & JS_EVENT_BUTTON) {
 335             GEN_EVENT(DIJOFS_BUTTON(jse.number),jse.value?0x80:0x00,jse.time,(This->dinput->evsequence)++);
 336             This->js.rgbButtons[jse.number] = jse.value?0x80:0x00;
 337         }
 338         if (jse.type & JS_EVENT_AXIS) {
 339             switch (jse.number) {
 340             case 0:
 341                 GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++);
 342                 This->js.lX = map_axis(jse.value);
 343                 break;
 344             case 1:
 345                 GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++);
 346                 This->js.lY = map_axis(jse.value);
 347                 break;
 348             case 2:
 349                 GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++);
 350                 This->js.lZ = map_axis(jse.value);
 351                 break;
 352             default:
 353                 FIXME("more than 3 axes (%d) not handled!\n",jse.number);
 354                 break;
 355             }
 356         }
 357     }
 358 }
 359
 360 /******************************************************************************
 361   *     GetDeviceState : returns the "state" of the joystick.
 362   *
 363   */
 364 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 365         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 366 ) {
 367     ICOM_THIS(JoystickImpl,iface);
 368
 369     joy_polldev(This);
 370     TRACE("(this=%p,0x%08lx,%p)\n",This,len,ptr);
 371     if ((len != sizeof(DIJOYSTATE)) && (len != sizeof(DIJOYSTATE2))) {
 372         FIXME("len %ld is not sizeof(DIJOYSTATE), unsupported format.\n",len);
 373         return E_FAIL;
 374     }
 375     memcpy(ptr,&(This->js),len);
 376     This->queue_head = 0;
 377     This->queue_tail = 0;
 378     return 0;
 379 }
 380
 381 /******************************************************************************
 382   *     GetDeviceData : gets buffered input data.
 383   */
 384 static HRESULT WINAPI JoystickAImpl_GetDeviceData(LPDIRECTINPUTDEVICE8A iface,
 385                                               DWORD dodsize,
 386                                               LPDIDEVICEOBJECTDATA dod,
 387                                               LPDWORD entries,
 388                                               DWORD flags
 389 ) {
 390   ICOM_THIS(JoystickImpl,iface);
 391
 392   FIXME("(%p)->(dods=%ld,entries=%ld,fl=0x%08lx),STUB!\n",This,dodsize,*entries,flags);
 393
 394   joy_polldev(This);
 395   if (flags & DIGDD_PEEK)
 396     FIXME("DIGDD_PEEK\n");
 397
 398   if (dod == NULL) {
 399   } else {
 400   }
 401   return 0;
 402 }
 403
 404 /******************************************************************************
 405   *     SetProperty : change input device properties
 406   */
 407 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 408                                             REFGUID rguid,
 409                                             LPCDIPROPHEADER ph)
 410 {
 411   ICOM_THIS(JoystickImpl,iface);
 412
 413   FIXME("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 414   FIXME("ph.dwSize = %ld, ph.dwHeaderSize =%ld, ph.dwObj = %ld, ph.dwHow= %ld\n",ph->dwSize, ph->dwHeaderSize,ph->dwObj,ph->dwHow);
 415
 416   if (!HIWORD(rguid)) {
 417     switch ((DWORD)rguid) {
 418     case (DWORD) DIPROP_BUFFERSIZE: {
 419       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 420
 421       FIXME("buffersize = %ld\n",pd->dwData);
 422       break;
 423     }
 424     case (DWORD)DIPROP_RANGE: {
 425       LPCDIPROPRANGE    pr = (LPCDIPROPRANGE)ph;
 426
 427       FIXME("proprange(%ld,%ld)\n",pr->lMin,pr->lMax);
 428       This->lMin = pr->lMin;
 429       This->lMax = pr->lMax;
 430       break;
 431     }
 432     case (DWORD)DIPROP_DEADZONE: {
 433       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 434
 435       FIXME("deadzone(%ld)\n",pd->dwData);
 436       This->deadzone = pd->dwData;
 437       break;
 438     }
 439     default:
 440       FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
 441       break;
 442     }
 443   }
 444   return 0;
 445 }
 446
 447 /******************************************************************************
 448   *     SetEventNotification : specifies event to be sent on state change
 449   */
 450 static HRESULT WINAPI JoystickAImpl_SetEventNotification(
 451         LPDIRECTINPUTDEVICE8A iface, HANDLE hnd
 452 ) {
 453     ICOM_THIS(JoystickImpl,iface);
 454
 455     TRACE("(this=%p,0x%08lx)\n",This,(DWORD)hnd);
 456     This->hEvent = hnd;
 457     return DI_OK;
 458 }
 459
 460 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
 461         LPDIRECTINPUTDEVICE8A iface,
 462         LPDIDEVCAPS lpDIDevCaps)
 463 {
 464     ICOM_THIS(JoystickImpl,iface);
 465     BYTE        axes,buttons;
 466     int         xfd = This->joyfd;
 467
 468     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 469     if (xfd==-1)
 470         xfd = open(JOYDEV,O_RDONLY);
 471     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
 472     lpDIDevCaps->dwDevType      = DIDEVTYPE_JOYSTICK;
 473 #ifdef JSIOCGAXES
 474     if (-1==ioctl(xfd,JSIOCGAXES,&axes))
 475         axes = 2;
 476     lpDIDevCaps->dwAxes = axes;
 477 #endif
 478 #ifdef JSIOCGBUTTONS
 479     if (-1==ioctl(xfd,JSIOCGAXES,&buttons))
 480         buttons = 2;
 481     lpDIDevCaps->dwButtons = buttons;
 482 #endif
 483     if (xfd!=This->joyfd)
 484         close(xfd);
 485     return DI_OK;
 486 }
 487 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface) {
 488     ICOM_THIS(JoystickImpl,iface);
 489     TRACE("(),stub!\n");
 490
 491     joy_polldev(This);
 492     return DI_OK;
 493 }
 494
 495 /******************************************************************************
 496   *     EnumObjects : enumerate the different buttons and axis...
 497   */
 498 static HRESULT WINAPI JoystickAImpl_EnumObjects(
 499         LPDIRECTINPUTDEVICE8A iface,
 500         LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback,
 501         LPVOID lpvRef,
 502         DWORD dwFlags)
 503 {
 504   ICOM_THIS(JoystickImpl,iface);
 505   DIDEVICEOBJECTINSTANCEA ddoi;
 506   int xfd = This->joyfd;
 507
 508   TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags);
 509   if (TRACE_ON(dinput)) {
 510     TRACE("  - flags = ");
 511     _dump_EnumObjects_flags(dwFlags);
 512     TRACE("\n");
 513   }
 514
 515   /* Only the fields till dwFFMaxForce are relevant */
 516   ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce);
 517
 518   /* For the joystick, do as is done in the GetCapabilities function */
 519   if ((dwFlags == DIDFT_ALL) ||
 520       (dwFlags & DIDFT_AXIS)) {
 521     BYTE axes, i;
 522
 523 #ifdef JSIOCGAXES
 524     if (-1==ioctl(xfd,JSIOCGAXES,&axes))
 525       axes = 2;
 526 #endif
 527
 528     for (i = 0; i < axes; i++) {
 529       switch (i) {
 530       case 0:
 531         ddoi.guidType = GUID_XAxis;
 532         ddoi.dwOfs = DIJOFS_X;
 533         break;
 534       case 1:
 535         ddoi.guidType = GUID_YAxis;
 536         ddoi.dwOfs = DIJOFS_Y;
 537         break;
 538       case 2:
 539         ddoi.guidType = GUID_ZAxis;
 540         ddoi.dwOfs = DIJOFS_Z;
 541         break;
 542       default:
 543         ddoi.guidType = GUID_Unknown;
 544         ddoi.dwOfs = DIJOFS_Z + (i - 2) * sizeof(LONG);
 545       }
 546       ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << i) << WINE_JOYSTICK_AXIS_BASE) | DIDFT_ABSAXIS;
 547       sprintf(ddoi.tszName, "%d-Axis", i);
 548       _dump_OBJECTINSTANCEA(&ddoi);
 549       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) return DI_OK;
 550     }
 551   }
 552
 553   if ((dwFlags == DIDFT_ALL) ||
 554       (dwFlags & DIDFT_BUTTON)) {
 555     BYTE buttons, i;
 556
 557 #ifdef JSIOCGBUTTONS
 558     if (-1==ioctl(xfd,JSIOCGAXES,&buttons))
 559       buttons = 2;
 560 #endif
 561
 562     /* The DInput SDK says that GUID_Button is only for mouse buttons but well... */
 563     ddoi.guidType = GUID_Button;
 564
 565     for (i = 0; i < buttons; i++) {
 566       ddoi.dwOfs = DIJOFS_BUTTON(i);
 567       ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << i) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 568       sprintf(ddoi.tszName, "%d-Button", i);
 569       _dump_OBJECTINSTANCEA(&ddoi);
 570       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) return DI_OK;
 571     }
 572   }
 573
 574   if (xfd!=This->joyfd)
 575     close(xfd);
 576
 577   return DI_OK;
 578 }
 579
 580 /******************************************************************************
 581   *     EnumObjects : enumerate the different buttons and axis...
 582   */
 583 static HRESULT WINAPI JoystickWImpl_EnumObjects(
 584         LPDIRECTINPUTDEVICE8W iface,
 585         LPDIENUMDEVICEOBJECTSCALLBACKW lpCallback,
 586         LPVOID lpvRef,
 587         DWORD dwFlags)
 588 {
 589   ICOM_THIS(JoystickImpl,iface);
 590
 591   device_enumobjects_AtoWcb_data data;
 592
 593   data.lpCallBack = lpCallback;
 594   data.lpvRef = lpvRef;
 595
 596   return JoystickAImpl_EnumObjects((LPDIRECTINPUTDEVICE8A) This, (LPDIENUMDEVICEOBJECTSCALLBACKA) DIEnumDevicesCallbackAtoW, (LPVOID) &data, dwFlags);
 597 }
 598
 599 /******************************************************************************
 600   *     GetProperty : get input device properties
 601   */
 602 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 603                                                 REFGUID rguid,
 604                                                 LPDIPROPHEADER pdiph)
 605 {
 606   ICOM_THIS(JoystickImpl,iface);
 607
 608   TRACE("(this=%p,%s,%p): stub!\n",
 609         iface, debugstr_guid(rguid), pdiph);
 610
 611   if (TRACE_ON(dinput))
 612     _dump_DIPROPHEADER(pdiph);
 613
 614   if (!HIWORD(rguid)) {
 615     switch ((DWORD)rguid) {
 616     case (DWORD) DIPROP_BUFFERSIZE: {
 617       LPDIPROPDWORD     pd = (LPDIPROPDWORD)pdiph;
 618
 619       TRACE(" return buffersize = %d\n",This->queue_len);
 620       pd->dwData = This->queue_len;
 621       break;
 622     }
 623
 624     case (DWORD) DIPROP_RANGE: {
 625       LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
 626
 627       if ((pdiph->dwHow == DIPH_BYID) &&
 628           (pdiph->dwObj & DIDFT_ABSAXIS)) {
 629         /* The app is querying the current range of the axis : return the lMin and lMax values */
 630         pr->lMin = This->lMin;
 631         pr->lMax = This->lMax;
 632       }
 633
 634       break;
 635     }
 636
 637     default:
 638       FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
 639       break;
 640     }
 641   }
 642
 643
 644   return DI_OK;
 645 }
 646
 647 static ICOM_VTABLE(IDirectInputDevice8A) JoystickAvt =
 648 {
 649         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 650         IDirectInputDevice2AImpl_QueryInterface,
 651         IDirectInputDevice2AImpl_AddRef,
 652         JoystickAImpl_Release,
 653         JoystickAImpl_GetCapabilities,
 654         JoystickAImpl_EnumObjects,
 655         JoystickAImpl_GetProperty,
 656         JoystickAImpl_SetProperty,
 657         JoystickAImpl_Acquire,
 658         JoystickAImpl_Unacquire,
 659         JoystickAImpl_GetDeviceState,
 660         JoystickAImpl_GetDeviceData,
 661         JoystickAImpl_SetDataFormat,
 662         JoystickAImpl_SetEventNotification,
 663         IDirectInputDevice2AImpl_SetCooperativeLevel,
 664         IDirectInputDevice2AImpl_GetObjectInfo,
 665         IDirectInputDevice2AImpl_GetDeviceInfo,
 666         IDirectInputDevice2AImpl_RunControlPanel,
 667         IDirectInputDevice2AImpl_Initialize,
 668         IDirectInputDevice2AImpl_CreateEffect,
 669         IDirectInputDevice2AImpl_EnumEffects,
 670         IDirectInputDevice2AImpl_GetEffectInfo,
 671         IDirectInputDevice2AImpl_GetForceFeedbackState,
 672         IDirectInputDevice2AImpl_SendForceFeedbackCommand,
 673         IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
 674         IDirectInputDevice2AImpl_Escape,
 675         JoystickAImpl_Poll,
 676         IDirectInputDevice2AImpl_SendDeviceData,
 677         IDirectInputDevice7AImpl_EnumEffectsInFile,
 678         IDirectInputDevice7AImpl_WriteEffectToFile,
 679         IDirectInputDevice8AImpl_BuildActionMap,
 680         IDirectInputDevice8AImpl_SetActionMap,
 681         IDirectInputDevice8AImpl_GetImageInfo
 682 };
 683
 684 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 685 # define XCAST(fun)     (typeof(SysJoystickWvt.fun))
 686 #else
 687 # define XCAST(fun)     (void*)
 688 #endif
 689
 690 static ICOM_VTABLE(IDirectInputDevice8W) SysJoystickWvt =
 691 {
 692         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 693         IDirectInputDevice2WImpl_QueryInterface,
 694         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
 695         XCAST(Release)JoystickAImpl_Release,
 696         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
 697         JoystickWImpl_EnumObjects,
 698         XCAST(GetProperty)JoystickAImpl_GetProperty,
 699         XCAST(SetProperty)JoystickAImpl_SetProperty,
 700         XCAST(Acquire)JoystickAImpl_Acquire,
 701         XCAST(Unacquire)JoystickAImpl_Unacquire,
 702         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
 703         XCAST(GetDeviceData)JoystickAImpl_GetDeviceData,
 704         XCAST(SetDataFormat)JoystickAImpl_SetDataFormat,
 705         XCAST(SetEventNotification)JoystickAImpl_SetEventNotification,
 706         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
 707         IDirectInputDevice2WImpl_GetObjectInfo,
 708         IDirectInputDevice2WImpl_GetDeviceInfo,
 709         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
 710         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
 711         XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
 712         IDirectInputDevice2WImpl_EnumEffects,
 713         IDirectInputDevice2WImpl_GetEffectInfo,
 714         XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
 715         XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
 716         XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
 717         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
 718         XCAST(Poll)JoystickAImpl_Poll,
 719         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
 720         IDirectInputDevice7WImpl_EnumEffectsInFile,
 721         IDirectInputDevice7WImpl_WriteEffectToFile,
 722         IDirectInputDevice8WImpl_BuildActionMap,
 723         IDirectInputDevice8WImpl_SetActionMap,
 724         IDirectInputDevice8WImpl_GetImageInfo
 725 };
 726 #undef XCAST
 727
 728 #endif  /* HAVE_LINUX_22_JOYSTICK_API */