git.oblomov.eu Git - wine/blob - dlls/dinput/joystick/linuxinput.c

   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998,2000 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  *
   6  */
   7
   8 #include "config.h"
   9
  10 #ifdef HAVE_LINUX_INPUT_H
  11
  12 #include <assert.h>
  13 #include <stdio.h>
  14 #include <string.h>
  15 #include <time.h>
  16 #include <unistd.h>
  17 #include <sys/time.h>
  18 #include <sys/fcntl.h>
  19 #include <sys/ioctl.h>
  20 #include <errno.h>
  21 #ifdef HAVE_SYS_ERRNO_H
  22 # include <sys/errno.h>
  23 #endif
  24 #ifdef HAVE_LINUX_INPUT_H
  25 # include <linux/input.h>
  26 #endif
  27
  28 #define EVDEVPREFIX     "/dev/input/event"
  29
  30 #include "debugtools.h"
  31 #include "winbase.h"
  32 #include "winerror.h"
  33 #include "windef.h"
  34 #include "dinput.h"
  35
  36 #include "dinput_private.h"
  37 #include "device_private.h"
  38
  39 DEFAULT_DEBUG_CHANNEL(dinput);
  40
  41 /* Wine joystick driver object instances */
  42 #define WINE_JOYSTICK_AXIS_BASE   0
  43 #define WINE_JOYSTICK_BUTTON_BASE 8
  44
  45 typedef struct JoystickAImpl JoystickAImpl;
  46 static ICOM_VTABLE(IDirectInputDevice2A) JoystickAvt;
  47 static ICOM_VTABLE(IDirectInputDevice7A) Joystick7Avt;
  48 struct JoystickAImpl
  49 {
  50         /* IDirectInputDevice2AImpl */
  51         ICOM_VFIELD(IDirectInputDevice2A);
  52         DWORD                           ref;
  53         GUID                            guid;
  54
  55
  56         /* The 'parent' DInput */
  57         IDirectInputAImpl *dinput;
  58
  59         /* joystick private */
  60         /* what range and deadzone the game wants */
  61         LONG                            wantmin[ABS_MAX];
  62         LONG                            wantmax[ABS_MAX];
  63         LONG                            deadz[ABS_MAX];
  64
  65         /* autodetecting ranges per axe by following movement */
  66         LONG                            havemax[ABS_MAX];
  67         LONG                            havemin[ABS_MAX];
  68
  69         int                             joyfd;
  70
  71         LPDIDATAFORMAT                  df;
  72         HANDLE                          hEvent;
  73         LPDIDEVICEOBJECTDATA            data_queue;
  74         int                             queue_pos, queue_len;
  75         DIJOYSTATE                      js;
  76
  77         /* data returned by the EVIOCGABS() ioctl */
  78         int                             axes[ABS_MAX+1][5];
  79
  80 #define AXE_ABS         0
  81 #define AXE_ABSMIN      1
  82 #define AXE_ABSMAX      2
  83 #define AXE_ABSFUZZ     3
  84 #define AXE_ABSFLAT     4
  85
  86
  87         /* data returned by EVIOCGBIT for EV_ABS and EV_KEY */
  88         BYTE                            absbits[(ABS_MAX+7)/8];
  89         BYTE                            keybits[(KEY_MAX+7)/8];
  90 };
  91
  92 /* This GUID is slightly different from the linux joystick one. Take note. */
  93 static GUID DInput_Wine_Joystick_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
  94   0x9e573eda,
  95   0x7734,
  96   0x11d2,
  97   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
  98 };
  99
 100 #define test_bit(arr,bit) (((BYTE*)arr)[bit>>3]&(1<<(bit&7)))
 101
 102 static BOOL joydev_enum_device(DWORD dwDevType, DWORD dwFlags, LPCDIDEVICEINSTANCEA lpddi)
 103 {
 104   int i, fd, havejoy = 0;
 105
 106   if ((dwDevType != 0) && (GET_DIDEVICE_TYPE(dwDevType) != DIDEVTYPE_JOYSTICK))
 107       return FALSE;
 108
 109   for (i=0;i<64;i++) {
 110       char      buf[200];
 111       BYTE      absbits[(ABS_MAX+7)/8],keybits[(KEY_MAX+7)/8];
 112
 113       sprintf(buf,EVDEVPREFIX"%d",i);
 114       if (-1!=(fd=open(buf,O_RDONLY))) {
 115           if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(absbits)),absbits)) {
 116               perror("EVIOCGBIT EV_ABS");
 117               close(fd);
 118               continue;
 119           }
 120           if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(keybits)),keybits)) {
 121               perror("EVIOCGBIT EV_KEY");
 122               close(fd);
 123               continue;
 124           }
 125           /* A true joystick has at least axis X and Y, and at least 1
 126            * button. copied from linux/drivers/input/joydev.c */
 127           if (test_bit(absbits,ABS_X) && test_bit(absbits,ABS_Y) &&
 128               (   test_bit(keybits,BTN_TRIGGER) ||
 129                   test_bit(keybits,BTN_A)       ||
 130                   test_bit(keybits,BTN_1)
 131               )
 132           ) {
 133               FIXME("found a joystick at %s!\n",buf);
 134               havejoy = 1;
 135           }
 136           close(fd);
 137       }
 138       if (havejoy || (errno==ENODEV))
 139           break;
 140   }
 141
 142   if (!havejoy)
 143       return FALSE;
 144
 145   TRACE("Enumerating the Joystick device\n");
 146
 147   /* Return joystick */
 148   lpddi->guidInstance   = GUID_Joystick;
 149   lpddi->guidProduct    = DInput_Wine_Joystick_GUID;
 150
 151   lpddi->dwDevType      = DIDEVTYPE_JOYSTICK |
 152                        (DIDEVTYPEJOYSTICK_TRADITIONAL<<8);
 153
 154   strcpy(lpddi->tszInstanceName,        "Joystick");
 155   /* ioctl JSIOCGNAME(len) */
 156   strcpy(lpddi->tszProductName, "Wine Joystick");
 157   return TRUE;
 158 }
 159
 160 static JoystickAImpl *alloc_device(REFGUID rguid, ICOM_VTABLE(IDirectInputDevice2A) *jvt, IDirectInputAImpl *dinput)
 161 {
 162   JoystickAImpl* newDevice;
 163   int i;
 164
 165   newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickAImpl));
 166   newDevice->ref        = 1;
 167   ICOM_VTBL(newDevice)  = jvt;
 168
 169   newDevice->joyfd      = -1;
 170   newDevice->dinput     = dinput;
 171   memcpy(&(newDevice->guid),rguid,sizeof(*rguid));
 172   for (i=0;i<ABS_MAX;i++) {
 173     newDevice->wantmin[i] = -32768;
 174     newDevice->wantmax[i] =  32767;
 175     newDevice->deadz[i]   =  1024; /* guessing */
 176   }
 177   return newDevice;
 178 }
 179
 180 static HRESULT joydev_create_device(IDirectInputAImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 181 {
 182   if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
 183       (IsEqualGUID(&DInput_Wine_Joystick_GUID,rguid))) {
 184     if ((riid == NULL) || (IsEqualGUID(&IID_IDirectInputDevice2A,riid)) || (IsEqualGUID(&IID_IDirectInputDevice2A,riid))) {
 185       *pdev=(IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput);
 186
 187       TRACE("Creating a Joystick device (%p)\n", *pdev);
 188       return DI_OK;
 189     } else if (IsEqualGUID(&IID_IDirectInputDevice7A,riid)) {
 190       *pdev=(IDirectInputDeviceA*) alloc_device(rguid, (ICOM_VTABLE(IDirectInputDevice2A) *) &Joystick7Avt, dinput);
 191
 192       TRACE("Creating a Joystick DInput7A device (%p)\n", *pdev);
 193       return DI_OK;
 194     } else
 195       return DIERR_NOINTERFACE;
 196   }
 197
 198   return DIERR_DEVICENOTREG;
 199 }
 200
 201 static dinput_device joydev = {
 202   20,
 203   joydev_enum_device,
 204   joydev_create_device
 205 };
 206
 207 DECL_GLOBAL_CONSTRUCTOR(joydev_register) { dinput_register_device(&joydev); }
 208
 209 /******************************************************************************
 210  *      Joystick
 211  */
 212 static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE2A iface)
 213 {
 214         ICOM_THIS(JoystickAImpl,iface);
 215
 216         This->ref--;
 217         if (This->ref)
 218                 return This->ref;
 219
 220         /* Free the data queue */
 221         if (This->data_queue != NULL)
 222           HeapFree(GetProcessHeap(),0,This->data_queue);
 223
 224         /* Free the DataFormat */
 225         HeapFree(GetProcessHeap(), 0, This->df);
 226
 227         HeapFree(GetProcessHeap(),0,This);
 228         return 0;
 229 }
 230
 231 /******************************************************************************
 232   *   SetDataFormat : the application can choose the format of the data
 233   *   the device driver sends back with GetDeviceState.
 234   */
 235 static HRESULT WINAPI JoystickAImpl_SetDataFormat(
 236         LPDIRECTINPUTDEVICE2A iface,LPCDIDATAFORMAT df
 237 )
 238 {
 239   ICOM_THIS(JoystickAImpl,iface);
 240   int i;
 241
 242   TRACE("(this=%p,%p)\n",This,df);
 243
 244   TRACE("(df.dwSize=%ld)\n",df->dwSize);
 245   TRACE("(df.dwObjsize=%ld)\n",df->dwObjSize);
 246   TRACE("(df.dwFlags=0x%08lx)\n",df->dwFlags);
 247   TRACE("(df.dwDataSize=%ld)\n",df->dwDataSize);
 248   TRACE("(df.dwNumObjs=%ld)\n",df->dwNumObjs);
 249
 250   for (i=0;i<df->dwNumObjs;i++) {
 251     TRACE("df.rgodf[%d].guid %s (%p)\n",i,debugstr_guid(df->rgodf[i].pguid), df->rgodf[i].pguid);
 252     TRACE("df.rgodf[%d].dwOfs %ld\n",i,df->rgodf[i].dwOfs);
 253     TRACE("dwType 0x%02x,dwInstance %d\n",DIDFT_GETTYPE(df->rgodf[i].dwType),DIDFT_GETINSTANCE(df->rgodf[i].dwType));
 254     TRACE("df.rgodf[%d].dwFlags 0x%08lx\n",i,df->rgodf[i].dwFlags);
 255   }
 256
 257   /* Store the new data format */
 258   This->df = HeapAlloc(GetProcessHeap(),0,df->dwSize);
 259   memcpy(This->df, df, df->dwSize);
 260   This->df->rgodf = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*df->dwObjSize);
 261   memcpy(This->df->rgodf,df->rgodf,df->dwNumObjs*df->dwObjSize);
 262
 263   return 0;
 264 }
 265
 266 /******************************************************************************
 267   *     Acquire : gets exclusive control of the joystick
 268   */
 269 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE2A iface)
 270 {
 271     int         i;
 272     ICOM_THIS(JoystickAImpl,iface);
 273     char        buf[200];
 274
 275     TRACE("(this=%p)\n",This);
 276     if (This->joyfd!=-1)
 277         return 0;
 278     for (i=0;i<64;i++) {
 279       sprintf(buf,EVDEVPREFIX"%d",i);
 280       if (-1==(This->joyfd=open(buf,O_RDONLY))) {
 281         if (errno==ENODEV)
 282           return DIERR_NOTFOUND;
 283         perror(buf);
 284         continue;
 285       }
 286       if ((-1!=ioctl(This->joyfd,EVIOCGBIT(EV_ABS,sizeof(This->absbits)),This->absbits)) &&
 287           (-1!=ioctl(This->joyfd,EVIOCGBIT(EV_KEY,sizeof(This->keybits)),This->keybits)) &&
 288           (test_bit(This->absbits,ABS_X) && test_bit(This->absbits,ABS_Y) &&
 289            (test_bit(This->keybits,BTN_TRIGGER)||
 290             test_bit(This->keybits,BTN_A)        ||
 291             test_bit(This->keybits,BTN_1)
 292           )
 293          )
 294       )
 295         break;
 296       close(This->joyfd);
 297       This->joyfd = -1;
 298     }
 299     if (This->joyfd==-1)
 300         return DIERR_NOTFOUND;
 301
 302     for (i=0;i<ABS_MAX;i++) {
 303         if (test_bit(This->absbits,i)) {
 304           if (-1==ioctl(This->joyfd,EVIOCGABS(i),&(This->axes[i])))
 305             continue;
 306           FIXME("axe %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 307               i,
 308               This->axes[i][AXE_ABS],
 309               This->axes[i][AXE_ABSMIN],
 310               This->axes[i][AXE_ABSMAX],
 311               This->axes[i][AXE_ABSFUZZ],
 312               This->axes[i][AXE_ABSFLAT]
 313           );
 314           This->havemax[i] = This->axes[i][AXE_ABSMIN];
 315           This->havemin[i] = This->axes[i][AXE_ABSMAX];
 316         }
 317     }
 318     MESSAGE("\n");
 319
 320     return 0;
 321 }
 322
 323 /******************************************************************************
 324   *     Unacquire : frees the joystick
 325   */
 326 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE2A iface)
 327 {
 328     ICOM_THIS(JoystickAImpl,iface);
 329
 330     TRACE("(this=%p)\n",This);
 331     if (This->joyfd!=-1) {
 332         close(This->joyfd);
 333         This->joyfd = -1;
 334     }
 335     return DI_OK;
 336 }
 337
 338 /*
 339  * This maps the read value (from the input event) to a value in the
 340  * 'wanted' range. It also autodetects the possible range of the axe and
 341  * adapts values accordingly.
 342  */
 343 static int
 344 map_axis(JoystickAImpl* This, int axis, int val) {
 345     int xmid = This->axes[axis][AXE_ABS];
 346     int xmin = This->axes[axis][AXE_ABSMIN];
 347     int xmax = This->axes[axis][AXE_ABSMAX];
 348     int hmax = This->havemax[axis];
 349     int hmin = This->havemin[axis];
 350     int wmin = This->wantmin[axis];
 351     int wmax = This->wantmax[axis];
 352     int ret;
 353
 354     if (val > hmax) This->havemax[axis] = hmax = val;
 355     if (val < hmin) This->havemin[axis] = hmin = val;
 356
 357     if (xmin == xmax) return val;
 358     if ((hmin == hmax) || (hmax==xmid) || (hmin==xmid)) return val;
 359
 360     /* dont assume total linearity, but linearity starting from a zeropoint */
 361     if (val > xmid) {
 362         ret = (val-xmid)*((wmax-wmin)/2)/(hmax-xmid)+0;
 363     } else {
 364         ret = (xmid-val)*((wmax-wmin)/2)/(hmin-xmid)+0;
 365     }
 366
 367 #if 0
 368     /* deadzone doesn't work comfortably enough right now. needs more testing*/
 369     if ((ret > -deadz/2 ) && (ret < deadz/2)) {
 370         FIXME("%d in deadzone, return mid.\n",val);
 371         return (wmax-wmin)/2+wmin;
 372     }
 373 #endif
 374     return ret;
 375 }
 376
 377 static void joy_polldev(JoystickAImpl *This) {
 378     struct timeval tv;
 379     fd_set      readfds;
 380     struct      input_event ie;
 381
 382     if (This->joyfd==-1)
 383         return;
 384
 385     while (1) {
 386         memset(&tv,0,sizeof(tv));
 387         FD_ZERO(&readfds);
 388         FD_SET(This->joyfd,&readfds);
 389
 390         if (1>select(This->joyfd+1,&readfds,NULL,NULL,&tv))
 391             return;
 392
 393         /* we have one event, so we can read */
 394         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 395             return;
 396
 397         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 398         switch (ie.type) {
 399         case EV_KEY:    /* button */
 400             switch (ie.code) {
 401             case BTN_TRIGGER:   /* normal flight stick */
 402             case BTN_A:         /* gamepad */
 403             case BTN_1:         /* generic */
 404                 GEN_EVENT(DIJOFS_BUTTON(0),ie.value?0x80:0x0,ie.time.tv_usec,(This->dinput->evsequence)++);
 405                 This->js.rgbButtons[0] = ie.value?0x80:0x00;
 406                 break;
 407             case BTN_THUMB:
 408             case BTN_B:
 409             case BTN_2:
 410                 GEN_EVENT(DIJOFS_BUTTON(1),ie.value?0x80:0x0,ie.time.tv_usec,(This->dinput->evsequence)++);
 411                 This->js.rgbButtons[1] = ie.value?0x80:0x00;
 412                 break;
 413             case BTN_THUMB2:
 414             case BTN_C:
 415             case BTN_3:
 416                 GEN_EVENT(DIJOFS_BUTTON(2),ie.value?0x80:0x0,ie.time.tv_usec,(This->dinput->evsequence)++);
 417                 This->js.rgbButtons[2] = ie.value?0x80:0x00;
 418                 break;
 419             default:
 420                 FIXME("unhandled joystick axe %x, value %d\n",ie.code,ie.value);
 421                 break;
 422             }
 423             break;
 424         case EV_ABS:
 425             switch (ie.code) {
 426             case ABS_X:
 427                 GEN_EVENT(DIJOFS_X,ie.value,ie.time.tv_usec,(This->dinput->evsequence)++);
 428                 This->js.lX = map_axis(This,0,ie.value);
 429                 break;
 430             case ABS_Y:
 431                 GEN_EVENT(DIJOFS_Y,ie.value,ie.time.tv_usec,(This->dinput->evsequence)++);
 432                 This->js.lY = map_axis(This,1,ie.value);
 433             case ABS_Z:
 434                 GEN_EVENT(DIJOFS_Z,ie.value,ie.time.tv_usec,(This->dinput->evsequence)++);
 435                 This->js.lZ = map_axis(This,2,ie.value);
 436                 break;
 437             default:
 438                 FIXME("unhandled joystick axe event (code %d, value %d)\n",ie.code,ie.value);
 439                 break;
 440             }
 441             break;
 442         default:
 443             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 444             break;
 445         }
 446     }
 447 }
 448
 449 /******************************************************************************
 450   *     GetDeviceState : returns the "state" of the joystick.
 451   *
 452   */
 453 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 454         LPDIRECTINPUTDEVICE2A iface,DWORD len,LPVOID ptr
 455 ) {
 456     ICOM_THIS(JoystickAImpl,iface);
 457
 458     joy_polldev(This);
 459
 460     TRACE("(this=%p,0x%08lx,%p)\n",This,len,ptr);
 461     if (len != sizeof(DIJOYSTATE)) {
 462         FIXME("len %ld is not sizeof(DIJOYSTATE), unsupported format.\n",len);
 463     }
 464     memcpy(ptr,&(This->js),len);
 465     This->queue_pos = 0;
 466     return 0;
 467 }
 468
 469 /******************************************************************************
 470   *     GetDeviceData : gets buffered input data.
 471   */
 472 static HRESULT WINAPI JoystickAImpl_GetDeviceData(LPDIRECTINPUTDEVICE2A iface,
 473                                               DWORD dodsize,
 474                                               LPDIDEVICEOBJECTDATA dod,
 475                                               LPDWORD entries,
 476                                               DWORD flags
 477 ) {
 478   ICOM_THIS(JoystickAImpl,iface);
 479
 480   FIXME("(%p)->(dods=%ld,entries=%ld,fl=0x%08lx),STUB!\n",This,dodsize,*entries,flags);
 481
 482   joy_polldev(This);
 483   if (flags & DIGDD_PEEK)
 484     FIXME("DIGDD_PEEK\n");
 485
 486   if (dod == NULL) {
 487   } else {
 488   }
 489   return 0;
 490 }
 491
 492 /******************************************************************************
 493   *     SetProperty : change input device properties
 494   */
 495 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE2A iface,
 496                                             REFGUID rguid,
 497                                             LPCDIPROPHEADER ph)
 498 {
 499   ICOM_THIS(JoystickAImpl,iface);
 500
 501   FIXME("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 502   FIXME("ph.dwSize = %ld, ph.dwHeaderSize =%ld, ph.dwObj = %ld, ph.dwHow= %ld\n",ph->dwSize, ph->dwHeaderSize,ph->dwObj,ph->dwHow);
 503
 504   if (!HIWORD(rguid)) {
 505     switch ((DWORD)rguid) {
 506     case (DWORD) DIPROP_BUFFERSIZE: {
 507       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 508
 509       FIXME("buffersize = %ld\n",pd->dwData);
 510       break;
 511     }
 512     case (DWORD)DIPROP_RANGE: {
 513       LPCDIPROPRANGE    pr = (LPCDIPROPRANGE)ph;
 514
 515       FIXME("proprange(%ld,%ld)\n",pr->lMin,pr->lMax);
 516       switch (ph->dwObj) {
 517       case 0:   /* X */
 518       case 4:   /* Y */
 519       case 8:   /* Z */
 520       case 12:  /* Rx */
 521       case 16:  /* Ry */
 522       case 20:  /* Rz */
 523           This->wantmin[ph->dwObj/4] = pr->lMin;
 524           This->wantmax[ph->dwObj/4] = pr->lMax;
 525           break;
 526       default:
 527           FIXME("setting proprange %ld - %ld for dwObj %ld\n",pr->lMin,pr->lMax,ph->dwObj);
 528       }
 529       break;
 530     }
 531     case (DWORD)DIPROP_DEADZONE: {
 532       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 533
 534       FIXME("setting deadzone(%ld)\n",pd->dwData);
 535       This->deadz[ph->dwObj/4] = pd->dwData;
 536       break;
 537     }
 538     default:
 539       FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
 540       break;
 541     }
 542   }
 543   return 0;
 544 }
 545
 546 /******************************************************************************
 547   *     SetEventNotification : specifies event to be sent on state change
 548   */
 549 static HRESULT WINAPI JoystickAImpl_SetEventNotification(
 550         LPDIRECTINPUTDEVICE2A iface, HANDLE hnd
 551 ) {
 552     ICOM_THIS(JoystickAImpl,iface);
 553
 554     TRACE("(this=%p,0x%08lx)\n",This,(DWORD)hnd);
 555     This->hEvent = hnd;
 556     return DI_OK;
 557 }
 558
 559 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
 560         LPDIRECTINPUTDEVICE2A iface,
 561         LPDIDEVCAPS lpDIDevCaps)
 562 {
 563     ICOM_THIS(JoystickAImpl,iface);
 564     int         xfd = This->joyfd;
 565     int         i,axes,buttons;
 566     int         wasacquired = 1;
 567
 568     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 569     if (xfd==-1) {
 570         /* yes, games assume we return something, even if unacquired */
 571         JoystickAImpl_Acquire(iface);
 572         xfd = This->joyfd;
 573         wasacquired = 0;
 574     }
 575     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
 576     lpDIDevCaps->dwDevType      = DIDEVTYPE_JOYSTICK;
 577
 578     axes=0;
 579     for (i=0;i<ABS_MAX;i++) if (test_bit(This->absbits,i)) axes++;
 580     buttons=0;
 581     for (i=0;i<KEY_MAX;i++) if (test_bit(This->keybits,i)) buttons++;
 582
 583     lpDIDevCaps->dwAxes = axes;
 584     lpDIDevCaps->dwButtons = buttons;
 585
 586     if (!wasacquired)
 587         JoystickAImpl_Unacquire(iface);
 588
 589     return DI_OK;
 590 }
 591
 592 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE2A iface) {
 593     ICOM_THIS(JoystickAImpl,iface);
 594     TRACE("(),stub!\n");
 595
 596     joy_polldev(This);
 597     return DI_OK;
 598 }
 599
 600 /******************************************************************************
 601   *     EnumObjects : enumerate the different buttons and axis...
 602   */
 603 static HRESULT WINAPI JoystickAImpl_EnumObjects(
 604         LPDIRECTINPUTDEVICE2A iface,
 605         LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback,
 606         LPVOID lpvRef,
 607         DWORD dwFlags)
 608 {
 609   ICOM_THIS(JoystickAImpl,iface);
 610   DIDEVICEOBJECTINSTANCEA ddoi;
 611   int xfd = This->joyfd;
 612
 613
 614   TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags);
 615   if (TRACE_ON(dinput)) {
 616     DPRINTF("  - flags = ");
 617     _dump_EnumObjects_flags(dwFlags);
 618     DPRINTF("\n");
 619   }
 620
 621   if (xfd == -1) return DIERR_NOTACQUIRED;
 622
 623   /* Only the fields till dwFFMaxForce are relevant */
 624   ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce);
 625
 626   /* For the joystick, do as is done in the GetCapabilities function */
 627   /* FIXME: needs more items */
 628   if ((dwFlags == DIDFT_ALL) ||
 629       (dwFlags & DIDFT_AXIS)) {
 630     BYTE i;
 631
 632     for (i = 0; i < ABS_MAX; i++) {
 633       if (!test_bit(This->absbits,i)) continue;
 634
 635       switch (i) {
 636       case ABS_X:
 637         ddoi.guidType = GUID_XAxis;
 638         ddoi.dwOfs = DIJOFS_X;
 639         break;
 640       case ABS_Y:
 641         ddoi.guidType = GUID_YAxis;
 642         ddoi.dwOfs = DIJOFS_Y;
 643         break;
 644       case ABS_Z:
 645         ddoi.guidType = GUID_ZAxis;
 646         ddoi.dwOfs = DIJOFS_Z;
 647         break;
 648       case ABS_RX:
 649         ddoi.guidType = GUID_RxAxis;
 650         ddoi.dwOfs = DIJOFS_RX;
 651         break;
 652       case ABS_RY:
 653         ddoi.guidType = GUID_RyAxis;
 654         ddoi.dwOfs = DIJOFS_RY;
 655         break;
 656       case ABS_RZ:
 657         ddoi.guidType = GUID_RzAxis;
 658         ddoi.dwOfs = DIJOFS_RZ;
 659         break;
 660       case ABS_THROTTLE:
 661         ddoi.guidType = GUID_Slider;
 662         ddoi.dwOfs = DIJOFS_SLIDER(0);
 663         break;
 664       default:
 665         FIXME("unhandled abs axis %d, ignoring!\n",i);
 666       }
 667       ddoi.dwType = DIDFT_MAKEINSTANCE((1<<i) << WINE_JOYSTICK_AXIS_BASE) | DIDFT_ABSAXIS;
 668       sprintf(ddoi.tszName, "%d-Axis", i);
 669       _dump_OBJECTINSTANCEA(&ddoi);
 670       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE)
 671           return DI_OK;
 672     }
 673   }
 674
 675   if ((dwFlags == DIDFT_ALL) ||
 676       (dwFlags & DIDFT_BUTTON)) {
 677     BYTE i;
 678
 679     /*The DInput SDK says that GUID_Button is only for mouse buttons but well*/
 680
 681     ddoi.guidType = GUID_Button;
 682
 683     for (i = 0; i < KEY_MAX; i++) {
 684       if (!test_bit(This->keybits,i)) continue;
 685
 686       switch (i) {
 687       case BTN_TRIGGER:
 688       case BTN_A:
 689       case BTN_1:
 690           ddoi.dwOfs = DIJOFS_BUTTON(0);
 691           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 0) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 692           break;
 693         case BTN_THUMB:
 694         case BTN_B:
 695         case BTN_2:
 696           ddoi.dwOfs = DIJOFS_BUTTON(1);
 697           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 1) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 698           break;
 699         case BTN_THUMB2:
 700         case BTN_C:
 701         case BTN_3:
 702           ddoi.dwOfs = DIJOFS_BUTTON(2);
 703           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 2) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 704           break;
 705         case BTN_TOP:
 706         case BTN_X:
 707         case BTN_4:
 708           ddoi.dwOfs = DIJOFS_BUTTON(3);
 709           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 3) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 710           break;
 711         case BTN_TOP2:
 712         case BTN_Y:
 713         case BTN_5:
 714           ddoi.dwOfs = DIJOFS_BUTTON(4);
 715           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 4) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 716           break;
 717         case BTN_PINKIE:
 718         case BTN_Z:
 719         case BTN_6:
 720           ddoi.dwOfs = DIJOFS_BUTTON(5);
 721           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 5) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 722           break;
 723         case BTN_BASE:
 724         case BTN_TL:
 725         case BTN_7:
 726           ddoi.dwOfs = DIJOFS_BUTTON(6);
 727           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 6) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 728           break;
 729         case BTN_BASE2:
 730         case BTN_TR:
 731         case BTN_8:
 732           ddoi.dwOfs = DIJOFS_BUTTON(7);
 733           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 7) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 734           break;
 735         case BTN_BASE3:
 736         case BTN_TL2:
 737         case BTN_9:
 738           ddoi.dwOfs = DIJOFS_BUTTON(8);
 739           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 8) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 740           break;
 741         case BTN_BASE4:
 742         case BTN_TR2:
 743           ddoi.dwOfs = DIJOFS_BUTTON(9);
 744           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 9) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 745           break;
 746         case BTN_BASE5:
 747         case BTN_SELECT:
 748           ddoi.dwOfs = DIJOFS_BUTTON(10);
 749           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 10) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 750           break;
 751       }
 752       sprintf(ddoi.tszName, "%d-Button", i);
 753       _dump_OBJECTINSTANCEA(&ddoi);
 754       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE)
 755           return DI_OK;
 756     }
 757   }
 758
 759   if (xfd!=This->joyfd)
 760     close(xfd);
 761
 762   return DI_OK;
 763 }
 764
 765 /******************************************************************************
 766   *     GetProperty : get input device properties
 767   */
 768 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE2A iface,
 769                                                 REFGUID rguid,
 770                                                 LPDIPROPHEADER pdiph)
 771 {
 772   ICOM_THIS(JoystickAImpl,iface);
 773
 774   TRACE("(this=%p,%s,%p): stub!\n",
 775         iface, debugstr_guid(rguid), pdiph);
 776
 777   if (TRACE_ON(dinput))
 778     _dump_DIPROPHEADER(pdiph);
 779
 780   if (!HIWORD(rguid)) {
 781     switch ((DWORD)rguid) {
 782     case (DWORD) DIPROP_BUFFERSIZE: {
 783       LPDIPROPDWORD     pd = (LPDIPROPDWORD)pdiph;
 784
 785       TRACE(" return buffersize = %d\n",This->queue_len);
 786       pd->dwData = This->queue_len;
 787       break;
 788     }
 789
 790     case (DWORD) DIPROP_RANGE: {
 791       LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
 792       if ((pdiph->dwHow == DIPH_BYID) &&
 793           (pdiph->dwObj & DIDFT_ABSAXIS)) {
 794         /* The app is querying the current range of the axis : return the lMin and lMax values */
 795         FIXME("unimplemented axis range query.\n");
 796       }
 797
 798       break;
 799     }
 800
 801     default:
 802       FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
 803       break;
 804     }
 805   }
 806
 807
 808   return DI_OK;
 809 }
 810
 811 static ICOM_VTABLE(IDirectInputDevice2A) JoystickAvt =
 812 {
 813         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 814         IDirectInputDevice2AImpl_QueryInterface,
 815         IDirectInputDevice2AImpl_AddRef,
 816         JoystickAImpl_Release,
 817         JoystickAImpl_GetCapabilities,
 818         JoystickAImpl_EnumObjects,
 819         JoystickAImpl_GetProperty,
 820         JoystickAImpl_SetProperty,
 821         JoystickAImpl_Acquire,
 822         JoystickAImpl_Unacquire,
 823         JoystickAImpl_GetDeviceState,
 824         JoystickAImpl_GetDeviceData,
 825         JoystickAImpl_SetDataFormat,
 826         JoystickAImpl_SetEventNotification,
 827         IDirectInputDevice2AImpl_SetCooperativeLevel,
 828         IDirectInputDevice2AImpl_GetObjectInfo,
 829         IDirectInputDevice2AImpl_GetDeviceInfo,
 830         IDirectInputDevice2AImpl_RunControlPanel,
 831         IDirectInputDevice2AImpl_Initialize,
 832         IDirectInputDevice2AImpl_CreateEffect,
 833         IDirectInputDevice2AImpl_EnumEffects,
 834         IDirectInputDevice2AImpl_GetEffectInfo,
 835         IDirectInputDevice2AImpl_GetForceFeedbackState,
 836         IDirectInputDevice2AImpl_SendForceFeedbackCommand,
 837         IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
 838         IDirectInputDevice2AImpl_Escape,
 839         JoystickAImpl_Poll,
 840         IDirectInputDevice2AImpl_SendDeviceData,
 841 };
 842
 843 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 844 # define XCAST(fun)     (typeof(Joystick7Avt.fn##fun))
 845 #else
 846 # define XCAST(fun)     (void*)
 847 #endif
 848
 849 static ICOM_VTABLE(IDirectInputDevice7A) Joystick7Avt =
 850 {
 851         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 852         XCAST(QueryInterface)IDirectInputDevice2AImpl_QueryInterface,
 853         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
 854         XCAST(Release)JoystickAImpl_Release,
 855         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
 856         XCAST(EnumObjects)JoystickAImpl_EnumObjects,
 857         XCAST(GetProperty)JoystickAImpl_GetProperty,
 858         XCAST(SetProperty)JoystickAImpl_SetProperty,
 859         XCAST(Acquire)JoystickAImpl_Acquire,
 860         XCAST(Unacquire)JoystickAImpl_Unacquire,
 861         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
 862         XCAST(GetDeviceData)JoystickAImpl_GetDeviceData,
 863         XCAST(SetDataFormat)JoystickAImpl_SetDataFormat,
 864         XCAST(SetEventNotification)JoystickAImpl_SetEventNotification,
 865         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
 866         XCAST(GetObjectInfo)IDirectInputDevice2AImpl_GetObjectInfo,
 867         XCAST(GetDeviceInfo)IDirectInputDevice2AImpl_GetDeviceInfo,
 868         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
 869         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
 870         XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
 871         XCAST(EnumEffects)IDirectInputDevice2AImpl_EnumEffects,
 872         XCAST(GetEffectInfo)IDirectInputDevice2AImpl_GetEffectInfo,
 873         XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
 874         XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
 875         XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
 876         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
 877         XCAST(Poll)JoystickAImpl_Poll,
 878         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
 879         IDirectInputDevice7AImpl_EnumEffectsInFile,
 880         IDirectInputDevice7AImpl_WriteEffectToFile
 881 };
 882
 883 #undef XCAST
 884
 885 #endif  /* HAVE_LINUX_INPUT_H */