dlls/dinput/joystick_linuxinput.c

   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998,2000 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_INPUT_H
  26
  27 #include <assert.h>
  28 #include <stdarg.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <time.h>
  32 #ifdef HAVE_UNISTD_H
  33 # include <unistd.h>
  34 #endif
  35 #ifdef HAVE_SYS_TIME_H
  36 # include <sys/time.h>
  37 #endif
  38 #include <sys/fcntl.h>
  39 #ifdef HAVE_SYS_IOCTL_H
  40 # include <sys/ioctl.h>
  41 #endif
  42 #include <errno.h>
  43 #ifdef HAVE_SYS_ERRNO_H
  44 # include <sys/errno.h>
  45 #endif
  46
  47 #ifdef HAVE_CORRECT_LINUXINPUT_H
  48
  49 #ifdef HAVE_LINUX_INPUT_H
  50 # include <linux/input.h>
  51 #endif
  52
  53
  54 #define EVDEVPREFIX     "/dev/input/event"
  55
  56 #include "wine/debug.h"
  57 #include "wine/unicode.h"
  58 #include "windef.h"
  59 #include "winbase.h"
  60 #include "winerror.h"
  61 #include "dinput.h"
  62
  63 #include "dinput_private.h"
  64 #include "device_private.h"
  65
  66 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  67
  68 /* Wine joystick driver object instances */
  69 #define WINE_JOYSTICK_AXIS_BASE   0
  70 #define WINE_JOYSTICK_BUTTON_BASE 8
  71
  72 typedef struct JoystickImpl JoystickImpl;
  73 static ICOM_VTABLE(IDirectInputDevice8A) JoystickAvt;
  74 static ICOM_VTABLE(IDirectInputDevice8W) JoystickWvt;
  75 struct JoystickImpl
  76 {
  77         LPVOID                          lpVtbl;
  78         DWORD                           ref;
  79         GUID                            guid;
  80
  81
  82         /* The 'parent' DInput */
  83         IDirectInputImpl               *dinput;
  84
  85         /* joystick private */
  86         /* what range and deadzone the game wants */
  87         LONG                            wantmin[ABS_MAX];
  88         LONG                            wantmax[ABS_MAX];
  89         LONG                            deadz[ABS_MAX];
  90
  91         /* autodetecting ranges per axe by following movement */
  92         LONG                            havemax[ABS_MAX];
  93         LONG                            havemin[ABS_MAX];
  94
  95         int                             joyfd;
  96
  97         LPDIDATAFORMAT                  df;
  98         HANDLE                          hEvent;
  99         LPDIDEVICEOBJECTDATA            data_queue;
 100         int                             queue_head, queue_tail, queue_len;
 101         DIJOYSTATE2                     js;
 102
 103         /* data returned by the EVIOCGABS() ioctl */
 104         int                             axes[ABS_MAX+1][5];
 105
 106 #define AXE_ABS         0
 107 #define AXE_ABSMIN      1
 108 #define AXE_ABSMAX      2
 109 #define AXE_ABSFUZZ     3
 110 #define AXE_ABSFLAT     4
 111
 112
 113         /* data returned by EVIOCGBIT for EV_ABS and EV_KEY */
 114         BYTE                            absbits[(ABS_MAX+7)/8];
 115         BYTE                            keybits[(KEY_MAX+7)/8];
 116 };
 117
 118 /* This GUID is slightly different from the linux joystick one. Take note. */
 119 static GUID DInput_Wine_Joystick_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 120   0x9e573eda,
 121   0x7734,
 122   0x11d2,
 123   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 124 };
 125
 126 #define test_bit(arr,bit) (((BYTE*)arr)[bit>>3]&(1<<(bit&7)))
 127
 128 static int joydev_have(void)
 129 {
 130   int i, fd;
 131   int havejoy = 0;
 132
 133   for (i=0;i<64;i++) {
 134       char      buf[200];
 135       BYTE      absbits[(ABS_MAX+7)/8],keybits[(KEY_MAX+7)/8];
 136
 137       sprintf(buf,EVDEVPREFIX"%d",i);
 138       if (-1!=(fd=open(buf,O_RDONLY))) {
 139           if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(absbits)),absbits)) {
 140               perror("EVIOCGBIT EV_ABS");
 141               close(fd);
 142               continue;
 143           }
 144           if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(keybits)),keybits)) {
 145               perror("EVIOCGBIT EV_KEY");
 146               close(fd);
 147               continue;
 148           }
 149           /* A true joystick has at least axis X and Y, and at least 1
 150            * button. copied from linux/drivers/input/joydev.c */
 151           if (test_bit(absbits,ABS_X) && test_bit(absbits,ABS_Y) &&
 152               (   test_bit(keybits,BTN_TRIGGER) ||
 153                   test_bit(keybits,BTN_A)       ||
 154                   test_bit(keybits,BTN_1)
 155               )
 156           ) {
 157               FIXME("found a joystick at %s!\n",buf);
 158               havejoy = 1;
 159           }
 160           close(fd);
 161       }
 162       if (havejoy || (errno==ENODEV))
 163           break;
 164   }
 165   return havejoy;
 166 }
 167
 168 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, int version)
 169 {
 170   int havejoy = 0;
 171
 172   if ((dwDevType != 0) && (GET_DIDEVICE_TYPE(dwDevType) != DIDEVTYPE_JOYSTICK))
 173       return FALSE;
 174
 175   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 176     return FALSE;
 177
 178   havejoy = joydev_have();
 179
 180   if (!havejoy)
 181       return FALSE;
 182
 183   TRACE("Enumerating the linuxinput Joystick device\n");
 184
 185   /* Return joystick */
 186   lpddi->guidInstance   = GUID_Joystick;
 187   lpddi->guidProduct    = DInput_Wine_Joystick_GUID;
 188
 189   lpddi->guidFFDriver = GUID_NULL;
 190   lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL<<8);
 191
 192   strcpy(lpddi->tszInstanceName, "Joystick");
 193   /* ioctl JSIOCGNAME(len) */
 194   strcpy(lpddi->tszProductName, "Wine Joystick");
 195   return TRUE;
 196 }
 197
 198 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, int version)
 199 {
 200   int havejoy = 0;
 201
 202   if ((dwDevType != 0) && (GET_DIDEVICE_TYPE(dwDevType) != DIDEVTYPE_JOYSTICK))
 203       return FALSE;
 204
 205   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 206     return FALSE;
 207
 208   havejoy = joydev_have();
 209
 210   if (!havejoy)
 211       return FALSE;
 212
 213   TRACE("Enumerating the linuxinput Joystick device\n");
 214
 215   /* Return joystick */
 216   lpddi->guidInstance   = GUID_Joystick;
 217   lpddi->guidProduct    = DInput_Wine_Joystick_GUID;
 218
 219   lpddi->guidFFDriver = GUID_NULL;
 220   lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL<<8);
 221
 222   MultiByteToWideChar(CP_ACP, 0, "Joystick", -1, lpddi->tszInstanceName, MAX_PATH);
 223   /* ioctl JSIOCGNAME(len) */
 224   MultiByteToWideChar(CP_ACP, 0, "Wine Joystick", -1, lpddi->tszProductName, MAX_PATH);
 225   return TRUE;
 226 }
 227
 228 static JoystickImpl *alloc_device(REFGUID rguid, LPVOID jvt, IDirectInputImpl *dinput)
 229 {
 230   JoystickImpl* newDevice;
 231   int i;
 232
 233   newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickImpl));
 234   newDevice->lpVtbl = jvt;
 235   newDevice->ref = 1;
 236   newDevice->joyfd = -1;
 237   newDevice->dinput = dinput;
 238   memcpy(&(newDevice->guid),rguid,sizeof(*rguid));
 239   for (i=0;i<ABS_MAX;i++) {
 240     newDevice->wantmin[i] = -32768;
 241     newDevice->wantmax[i] =  32767;
 242     newDevice->deadz[i]   =  1024; /* guessing */
 243   }
 244   return newDevice;
 245 }
 246
 247 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 248 {
 249   int havejoy = 0;
 250
 251   havejoy = joydev_have();
 252
 253   if (!havejoy)
 254       return DIERR_DEVICENOTREG;
 255
 256   if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
 257       (IsEqualGUID(&DInput_Wine_Joystick_GUID,rguid))) {
 258     if ((riid == NULL) ||
 259         IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
 260         IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
 261         IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
 262         IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
 263       *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput);
 264       TRACE("Creating a Joystick device (%p)\n", *pdev);
 265       return DI_OK;
 266     } else
 267       return DIERR_NOINTERFACE;
 268   }
 269
 270   return DIERR_DEVICENOTREG;
 271 }
 272
 273
 274 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 275 {
 276   int havejoy = 0;
 277
 278   havejoy = joydev_have();
 279
 280   if (!havejoy)
 281       return DIERR_DEVICENOTREG;
 282
 283   if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
 284       (IsEqualGUID(&DInput_Wine_Joystick_GUID,rguid))) {
 285     if ((riid == NULL) ||
 286         IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
 287         IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
 288         IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
 289         IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
 290       *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput);
 291       TRACE("Creating a Joystick device (%p)\n", *pdev);
 292       return DI_OK;
 293     } else
 294       return DIERR_NOINTERFACE;
 295   }
 296
 297   return DIERR_DEVICENOTREG;
 298 }
 299
 300 static dinput_device joydev = {
 301   20,
 302   joydev_enum_deviceA,
 303   joydev_enum_deviceW,
 304   joydev_create_deviceA,
 305   joydev_create_deviceW
 306 };
 307
 308 DECL_GLOBAL_CONSTRUCTOR(joydev_register) { dinput_register_device(&joydev); }
 309
 310 /******************************************************************************
 311  *      Joystick
 312  */
 313 static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
 314 {
 315         ICOM_THIS(JoystickImpl,iface);
 316
 317         This->ref--;
 318         if (This->ref)
 319                 return This->ref;
 320
 321         /* Free the data queue */
 322         if (This->data_queue != NULL)
 323           HeapFree(GetProcessHeap(),0,This->data_queue);
 324
 325         /* Free the DataFormat */
 326         HeapFree(GetProcessHeap(), 0, This->df);
 327
 328         HeapFree(GetProcessHeap(),0,This);
 329         return 0;
 330 }
 331
 332 /******************************************************************************
 333   *   SetDataFormat : the application can choose the format of the data
 334   *   the device driver sends back with GetDeviceState.
 335   */
 336 static HRESULT WINAPI JoystickAImpl_SetDataFormat(
 337         LPDIRECTINPUTDEVICE8A iface,LPCDIDATAFORMAT df
 338 )
 339 {
 340   ICOM_THIS(JoystickImpl,iface);
 341   int i;
 342
 343   TRACE("(this=%p,%p)\n",This,df);
 344
 345   TRACE("(df.dwSize=%ld)\n",df->dwSize);
 346   TRACE("(df.dwObjsize=%ld)\n",df->dwObjSize);
 347   TRACE("(df.dwFlags=0x%08lx)\n",df->dwFlags);
 348   TRACE("(df.dwDataSize=%ld)\n",df->dwDataSize);
 349   TRACE("(df.dwNumObjs=%ld)\n",df->dwNumObjs);
 350
 351   for (i=0;i<df->dwNumObjs;i++) {
 352     TRACE("df.rgodf[%d].guid %s (%p)\n",i,debugstr_guid(df->rgodf[i].pguid), df->rgodf[i].pguid);
 353     TRACE("df.rgodf[%d].dwOfs %ld\n",i,df->rgodf[i].dwOfs);
 354     TRACE("dwType 0x%02x,dwInstance %d\n",DIDFT_GETTYPE(df->rgodf[i].dwType),DIDFT_GETINSTANCE(df->rgodf[i].dwType));
 355     TRACE("df.rgodf[%d].dwFlags 0x%08lx\n",i,df->rgodf[i].dwFlags);
 356   }
 357
 358   /* Store the new data format */
 359   This->df = HeapAlloc(GetProcessHeap(),0,df->dwSize);
 360   memcpy(This->df, df, df->dwSize);
 361   This->df->rgodf = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*df->dwObjSize);
 362   memcpy(This->df->rgodf,df->rgodf,df->dwNumObjs*df->dwObjSize);
 363
 364   return 0;
 365 }
 366
 367 /******************************************************************************
 368   *     Acquire : gets exclusive control of the joystick
 369   */
 370 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 371 {
 372     int         i;
 373     ICOM_THIS(JoystickImpl,iface);
 374     char        buf[200];
 375
 376     TRACE("(this=%p)\n",This);
 377     if (This->joyfd!=-1)
 378         return 0;
 379     for (i=0;i<64;i++) {
 380       sprintf(buf,EVDEVPREFIX"%d",i);
 381       if (-1==(This->joyfd=open(buf,O_RDONLY))) {
 382         if (errno==ENODEV)
 383           return DIERR_NOTFOUND;
 384         perror(buf);
 385         continue;
 386       }
 387       if ((-1!=ioctl(This->joyfd,EVIOCGBIT(EV_ABS,sizeof(This->absbits)),This->absbits)) &&
 388           (-1!=ioctl(This->joyfd,EVIOCGBIT(EV_KEY,sizeof(This->keybits)),This->keybits)) &&
 389           (test_bit(This->absbits,ABS_X) && test_bit(This->absbits,ABS_Y) &&
 390            (test_bit(This->keybits,BTN_TRIGGER)||
 391             test_bit(This->keybits,BTN_A)        ||
 392             test_bit(This->keybits,BTN_1)
 393           )
 394          )
 395       )
 396         break;
 397       close(This->joyfd);
 398       This->joyfd = -1;
 399     }
 400     if (This->joyfd==-1)
 401         return DIERR_NOTFOUND;
 402
 403     for (i=0;i<ABS_MAX;i++) {
 404         if (test_bit(This->absbits,i)) {
 405           if (-1==ioctl(This->joyfd,EVIOCGABS(i),&(This->axes[i])))
 406             continue;
 407           FIXME("axe %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 408               i,
 409               This->axes[i][AXE_ABS],
 410               This->axes[i][AXE_ABSMIN],
 411               This->axes[i][AXE_ABSMAX],
 412               This->axes[i][AXE_ABSFUZZ],
 413               This->axes[i][AXE_ABSFLAT]
 414           );
 415           This->havemax[i] = This->axes[i][AXE_ABSMIN];
 416           This->havemin[i] = This->axes[i][AXE_ABSMAX];
 417         }
 418     }
 419     MESSAGE("\n");
 420
 421     return 0;
 422 }
 423
 424 /******************************************************************************
 425   *     Unacquire : frees the joystick
 426   */
 427 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 428 {
 429     ICOM_THIS(JoystickImpl,iface);
 430
 431     TRACE("(this=%p)\n",This);
 432     if (This->joyfd!=-1) {
 433         close(This->joyfd);
 434         This->joyfd = -1;
 435         return DI_OK;
 436     }
 437     else
 438         return DI_NOEFFECT;
 439 }
 440
 441 /*
 442  * This maps the read value (from the input event) to a value in the
 443  * 'wanted' range. It also autodetects the possible range of the axe and
 444  * adapts values accordingly.
 445  */
 446 static int
 447 map_axis(JoystickImpl* This, int axis, int val) {
 448     int xmid = This->axes[axis][AXE_ABS];
 449     int xmin = This->axes[axis][AXE_ABSMIN];
 450     int xmax = This->axes[axis][AXE_ABSMAX];
 451     int hmax = This->havemax[axis];
 452     int hmin = This->havemin[axis];
 453     int wmin = This->wantmin[axis];
 454     int wmax = This->wantmax[axis];
 455     int ret;
 456
 457     if (val > hmax) This->havemax[axis] = hmax = val;
 458     if (val < hmin) This->havemin[axis] = hmin = val;
 459
 460     if (xmin == xmax) return val;
 461     if ((hmin == hmax) || (hmax==xmid) || (hmin==xmid)) return val;
 462
 463     /* don't assume total linearity, but linearity starting from a zeropoint */
 464     if (val > xmid) {
 465         ret = (val-xmid)*((wmax-wmin)/2)/(hmax-xmid)+0;
 466     } else {
 467         ret = (xmid-val)*((wmax-wmin)/2)/(hmin-xmid)+0;
 468     }
 469
 470 #if 0
 471     /* deadzone doesn't work comfortably enough right now. needs more testing*/
 472     if ((ret > -deadz/2 ) && (ret < deadz/2)) {
 473         FIXME("%d in deadzone, return mid.\n",val);
 474         return (wmax-wmin)/2+wmin;
 475     }
 476 #endif
 477     return ret;
 478 }
 479
 480 static void joy_polldev(JoystickImpl *This) {
 481     struct timeval tv;
 482     fd_set      readfds;
 483     struct      input_event ie;
 484
 485     if (This->joyfd==-1)
 486         return;
 487
 488     while (1) {
 489         memset(&tv,0,sizeof(tv));
 490         FD_ZERO(&readfds);
 491         FD_SET(This->joyfd,&readfds);
 492
 493         if (1>select(This->joyfd+1,&readfds,NULL,NULL,&tv))
 494             return;
 495
 496         /* we have one event, so we can read */
 497         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 498             return;
 499
 500         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 501         switch (ie.type) {
 502         case EV_KEY:    /* button */
 503             switch (ie.code) {
 504             case BTN_TRIGGER:   /* normal flight stick */
 505             case BTN_A:         /* gamepad */
 506             case BTN_1:         /* generic */
 507                 GEN_EVENT(DIJOFS_BUTTON(0),ie.value?0x80:0x0,ie.time.tv_usec,(This->dinput->evsequence)++);
 508                 This->js.rgbButtons[0] = ie.value?0x80:0x00;
 509                 break;
 510             case BTN_THUMB:
 511             case BTN_B:
 512             case BTN_2:
 513                 GEN_EVENT(DIJOFS_BUTTON(1),ie.value?0x80:0x0,ie.time.tv_usec,(This->dinput->evsequence)++);
 514                 This->js.rgbButtons[1] = ie.value?0x80:0x00;
 515                 break;
 516             case BTN_THUMB2:
 517             case BTN_C:
 518             case BTN_3:
 519                 GEN_EVENT(DIJOFS_BUTTON(2),ie.value?0x80:0x0,ie.time.tv_usec,(This->dinput->evsequence)++);
 520                 This->js.rgbButtons[2] = ie.value?0x80:0x00;
 521                 break;
 522             default:
 523                 FIXME("unhandled joystick axe %x, value %d\n",ie.code,ie.value);
 524                 break;
 525             }
 526             break;
 527         case EV_ABS:
 528             switch (ie.code) {
 529             case ABS_X:
 530                 GEN_EVENT(DIJOFS_X,ie.value,ie.time.tv_usec,(This->dinput->evsequence)++);
 531                 This->js.lX = map_axis(This,0,ie.value);
 532                 break;
 533             case ABS_Y:
 534                 GEN_EVENT(DIJOFS_Y,ie.value,ie.time.tv_usec,(This->dinput->evsequence)++);
 535                 This->js.lY = map_axis(This,1,ie.value);
 536             case ABS_Z:
 537                 GEN_EVENT(DIJOFS_Z,ie.value,ie.time.tv_usec,(This->dinput->evsequence)++);
 538                 This->js.lZ = map_axis(This,2,ie.value);
 539                 break;
 540             default:
 541                 FIXME("unhandled joystick axe event (code %d, value %d)\n",ie.code,ie.value);
 542                 break;
 543             }
 544             break;
 545         default:
 546             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 547             break;
 548         }
 549     }
 550 }
 551
 552 /******************************************************************************
 553   *     GetDeviceState : returns the "state" of the joystick.
 554   *
 555   */
 556 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 557         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 558 ) {
 559     ICOM_THIS(JoystickImpl,iface);
 560
 561     joy_polldev(This);
 562
 563     TRACE("(this=%p,0x%08lx,%p)\n",This,len,ptr);
 564     if ((len != sizeof(DIJOYSTATE)) && (len != sizeof(DIJOYSTATE2))) {
 565         FIXME("len %ld is not sizeof(DIJOYSTATE) or DIJOYSTATE2, unsupported format.\n",len);
 566         return E_FAIL;
 567     }
 568     memcpy(ptr,&(This->js),len);
 569     This->queue_head = 0;
 570     This->queue_tail = 0;
 571     return 0;
 572 }
 573
 574 /******************************************************************************
 575   *     GetDeviceData : gets buffered input data.
 576   */
 577 static HRESULT WINAPI JoystickAImpl_GetDeviceData(LPDIRECTINPUTDEVICE8A iface,
 578                                               DWORD dodsize,
 579                                               LPDIDEVICEOBJECTDATA dod,
 580                                               LPDWORD entries,
 581                                               DWORD flags
 582 ) {
 583   ICOM_THIS(JoystickImpl,iface);
 584
 585   FIXME("(%p)->(dods=%ld,entries=%ld,fl=0x%08lx),STUB!\n",This,dodsize,*entries,flags);
 586
 587   joy_polldev(This);
 588   if (flags & DIGDD_PEEK)
 589     FIXME("DIGDD_PEEK\n");
 590
 591   if (dod == NULL) {
 592   } else {
 593   }
 594   return 0;
 595 }
 596
 597 /******************************************************************************
 598   *     SetProperty : change input device properties
 599   */
 600 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 601                                             REFGUID rguid,
 602                                             LPCDIPROPHEADER ph)
 603 {
 604   ICOM_THIS(JoystickImpl,iface);
 605
 606   FIXME("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 607   FIXME("ph.dwSize = %ld, ph.dwHeaderSize =%ld, ph.dwObj = %ld, ph.dwHow= %ld\n",ph->dwSize, ph->dwHeaderSize,ph->dwObj,ph->dwHow);
 608
 609   if (!HIWORD(rguid)) {
 610     switch ((DWORD)rguid) {
 611     case (DWORD) DIPROP_BUFFERSIZE: {
 612       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 613
 614       FIXME("buffersize = %ld\n",pd->dwData);
 615       break;
 616     }
 617     case (DWORD)DIPROP_RANGE: {
 618       LPCDIPROPRANGE    pr = (LPCDIPROPRANGE)ph;
 619
 620       FIXME("proprange(%ld,%ld)\n",pr->lMin,pr->lMax);
 621       switch (ph->dwObj) {
 622       case 0:   /* X */
 623       case 4:   /* Y */
 624       case 8:   /* Z */
 625       case 12:  /* Rx */
 626       case 16:  /* Ry */
 627       case 20:  /* Rz */
 628           This->wantmin[ph->dwObj/4] = pr->lMin;
 629           This->wantmax[ph->dwObj/4] = pr->lMax;
 630           break;
 631       default:
 632           FIXME("setting proprange %ld - %ld for dwObj %ld\n",pr->lMin,pr->lMax,ph->dwObj);
 633       }
 634       break;
 635     }
 636     case (DWORD)DIPROP_DEADZONE: {
 637       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 638
 639       FIXME("setting deadzone(%ld)\n",pd->dwData);
 640       This->deadz[ph->dwObj/4] = pd->dwData;
 641       break;
 642     }
 643     default:
 644       FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
 645       break;
 646     }
 647   }
 648   return 0;
 649 }
 650
 651 /******************************************************************************
 652   *     SetEventNotification : specifies event to be sent on state change
 653   */
 654 static HRESULT WINAPI JoystickAImpl_SetEventNotification(
 655         LPDIRECTINPUTDEVICE8A iface, HANDLE hnd
 656 ) {
 657     ICOM_THIS(JoystickImpl,iface);
 658
 659     TRACE("(this=%p,0x%08lx)\n",This,(DWORD)hnd);
 660     This->hEvent = hnd;
 661     return DI_OK;
 662 }
 663
 664 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
 665         LPDIRECTINPUTDEVICE8A iface,
 666         LPDIDEVCAPS lpDIDevCaps)
 667 {
 668     ICOM_THIS(JoystickImpl,iface);
 669     int         xfd = This->joyfd;
 670     int         i,axes,buttons;
 671     int         wasacquired = 1;
 672
 673     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 674     if (xfd==-1) {
 675         /* yes, games assume we return something, even if unacquired */
 676         JoystickAImpl_Acquire(iface);
 677         xfd = This->joyfd;
 678         wasacquired = 0;
 679     }
 680     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
 681     lpDIDevCaps->dwDevType      = DIDEVTYPE_JOYSTICK;
 682
 683     axes=0;
 684     for (i=0;i<ABS_MAX;i++) if (test_bit(This->absbits,i)) axes++;
 685     buttons=0;
 686     for (i=0;i<KEY_MAX;i++) if (test_bit(This->keybits,i)) buttons++;
 687
 688     lpDIDevCaps->dwAxes = axes;
 689     lpDIDevCaps->dwButtons = buttons;
 690
 691     if (!wasacquired)
 692         JoystickAImpl_Unacquire(iface);
 693
 694     return DI_OK;
 695 }
 696
 697 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface) {
 698     ICOM_THIS(JoystickImpl,iface);
 699     TRACE("(),stub!\n");
 700
 701     joy_polldev(This);
 702     return DI_OK;
 703 }
 704
 705 /******************************************************************************
 706   *     EnumObjects : enumerate the different buttons and axis...
 707   */
 708 static HRESULT WINAPI JoystickAImpl_EnumObjects(
 709         LPDIRECTINPUTDEVICE8A iface,
 710         LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback,
 711         LPVOID lpvRef,
 712         DWORD dwFlags)
 713 {
 714   ICOM_THIS(JoystickImpl,iface);
 715   DIDEVICEOBJECTINSTANCEA ddoi;
 716   int xfd = This->joyfd;
 717
 718
 719   TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags);
 720   if (TRACE_ON(dinput)) {
 721     TRACE("  - flags = ");
 722     _dump_EnumObjects_flags(dwFlags);
 723     TRACE("\n");
 724   }
 725
 726   if (xfd == -1) return DIERR_NOTACQUIRED;
 727
 728   /* Only the fields till dwFFMaxForce are relevant */
 729   ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce);
 730
 731   /* For the joystick, do as is done in the GetCapabilities function */
 732   /* FIXME: needs more items */
 733   if ((dwFlags == DIDFT_ALL) ||
 734       (dwFlags & DIDFT_AXIS)) {
 735     BYTE i;
 736
 737     for (i = 0; i < ABS_MAX; i++) {
 738       if (!test_bit(This->absbits,i)) continue;
 739
 740       switch (i) {
 741       case ABS_X:
 742         ddoi.guidType = GUID_XAxis;
 743         ddoi.dwOfs = DIJOFS_X;
 744         break;
 745       case ABS_Y:
 746         ddoi.guidType = GUID_YAxis;
 747         ddoi.dwOfs = DIJOFS_Y;
 748         break;
 749       case ABS_Z:
 750         ddoi.guidType = GUID_ZAxis;
 751         ddoi.dwOfs = DIJOFS_Z;
 752         break;
 753       case ABS_RX:
 754         ddoi.guidType = GUID_RxAxis;
 755         ddoi.dwOfs = DIJOFS_RX;
 756         break;
 757       case ABS_RY:
 758         ddoi.guidType = GUID_RyAxis;
 759         ddoi.dwOfs = DIJOFS_RY;
 760         break;
 761       case ABS_RZ:
 762         ddoi.guidType = GUID_RzAxis;
 763         ddoi.dwOfs = DIJOFS_RZ;
 764         break;
 765       case ABS_THROTTLE:
 766         ddoi.guidType = GUID_Slider;
 767         ddoi.dwOfs = DIJOFS_SLIDER(0);
 768         break;
 769       default:
 770         FIXME("unhandled abs axis %d, ignoring!\n",i);
 771       }
 772       ddoi.dwType = DIDFT_MAKEINSTANCE((1<<i) << WINE_JOYSTICK_AXIS_BASE) | DIDFT_ABSAXIS;
 773       sprintf(ddoi.tszName, "%d-Axis", i);
 774       _dump_OBJECTINSTANCEA(&ddoi);
 775       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE)
 776           return DI_OK;
 777     }
 778   }
 779
 780   if ((dwFlags == DIDFT_ALL) ||
 781       (dwFlags & DIDFT_BUTTON)) {
 782     int i;
 783
 784     /*The DInput SDK says that GUID_Button is only for mouse buttons but well*/
 785
 786     ddoi.guidType = GUID_Button;
 787
 788     for (i = 0; i < KEY_MAX; i++) {
 789       if (!test_bit(This->keybits,i)) continue;
 790
 791       switch (i) {
 792       case BTN_TRIGGER:
 793       case BTN_A:
 794       case BTN_1:
 795           ddoi.dwOfs = DIJOFS_BUTTON(0);
 796           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 0) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 797           break;
 798         case BTN_THUMB:
 799         case BTN_B:
 800         case BTN_2:
 801           ddoi.dwOfs = DIJOFS_BUTTON(1);
 802           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 1) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 803           break;
 804         case BTN_THUMB2:
 805         case BTN_C:
 806         case BTN_3:
 807           ddoi.dwOfs = DIJOFS_BUTTON(2);
 808           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 2) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 809           break;
 810         case BTN_TOP:
 811         case BTN_X:
 812         case BTN_4:
 813           ddoi.dwOfs = DIJOFS_BUTTON(3);
 814           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 3) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 815           break;
 816         case BTN_TOP2:
 817         case BTN_Y:
 818         case BTN_5:
 819           ddoi.dwOfs = DIJOFS_BUTTON(4);
 820           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 4) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 821           break;
 822         case BTN_PINKIE:
 823         case BTN_Z:
 824         case BTN_6:
 825           ddoi.dwOfs = DIJOFS_BUTTON(5);
 826           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 5) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 827           break;
 828         case BTN_BASE:
 829         case BTN_TL:
 830         case BTN_7:
 831           ddoi.dwOfs = DIJOFS_BUTTON(6);
 832           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 6) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 833           break;
 834         case BTN_BASE2:
 835         case BTN_TR:
 836         case BTN_8:
 837           ddoi.dwOfs = DIJOFS_BUTTON(7);
 838           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 7) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 839           break;
 840         case BTN_BASE3:
 841         case BTN_TL2:
 842         case BTN_9:
 843           ddoi.dwOfs = DIJOFS_BUTTON(8);
 844           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 8) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 845           break;
 846         case BTN_BASE4:
 847         case BTN_TR2:
 848           ddoi.dwOfs = DIJOFS_BUTTON(9);
 849           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 9) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 850           break;
 851         case BTN_BASE5:
 852         case BTN_SELECT:
 853           ddoi.dwOfs = DIJOFS_BUTTON(10);
 854           ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << 10) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
 855           break;
 856       }
 857       sprintf(ddoi.tszName, "%d-Button", i);
 858       _dump_OBJECTINSTANCEA(&ddoi);
 859       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE)
 860           return DI_OK;
 861     }
 862   }
 863
 864   if (xfd!=This->joyfd)
 865     close(xfd);
 866
 867   return DI_OK;
 868 }
 869
 870 static HRESULT WINAPI JoystickWImpl_EnumObjects(LPDIRECTINPUTDEVICE8W iface,
 871                                                 LPDIENUMDEVICEOBJECTSCALLBACKW lpCallback,
 872                                                 LPVOID lpvRef,
 873                                                 DWORD dwFlags)
 874 {
 875   ICOM_THIS(JoystickImpl,iface);
 876
 877   device_enumobjects_AtoWcb_data data;
 878
 879   data.lpCallBack = lpCallback;
 880   data.lpvRef = lpvRef;
 881
 882   return JoystickAImpl_EnumObjects((LPDIRECTINPUTDEVICE8A) This, (LPDIENUMDEVICEOBJECTSCALLBACKA) DIEnumDevicesCallbackAtoW, (LPVOID) &data, dwFlags);
 883 }
 884
 885 /******************************************************************************
 886   *     GetProperty : get input device properties
 887   */
 888 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 889                                                 REFGUID rguid,
 890                                                 LPDIPROPHEADER pdiph)
 891 {
 892   ICOM_THIS(JoystickImpl,iface);
 893
 894   TRACE("(this=%p,%s,%p): stub!\n",
 895         iface, debugstr_guid(rguid), pdiph);
 896
 897   if (TRACE_ON(dinput))
 898     _dump_DIPROPHEADER(pdiph);
 899
 900   if (!HIWORD(rguid)) {
 901     switch ((DWORD)rguid) {
 902     case (DWORD) DIPROP_BUFFERSIZE: {
 903       LPDIPROPDWORD     pd = (LPDIPROPDWORD)pdiph;
 904
 905       TRACE(" return buffersize = %d\n",This->queue_len);
 906       pd->dwData = This->queue_len;
 907       break;
 908     }
 909
 910     case (DWORD) DIPROP_RANGE: {
 911       /* LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph; */
 912       if ((pdiph->dwHow == DIPH_BYID) &&
 913           (pdiph->dwObj & DIDFT_ABSAXIS)) {
 914         /* The app is querying the current range of the axis : return the lMin and lMax values */
 915         FIXME("unimplemented axis range query.\n");
 916       }
 917
 918       break;
 919     }
 920
 921     default:
 922       FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
 923       break;
 924     }
 925   }
 926
 927
 928   return DI_OK;
 929 }
 930
 931 static ICOM_VTABLE(IDirectInputDevice8A) JoystickAvt =
 932 {
 933         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 934         IDirectInputDevice2AImpl_QueryInterface,
 935         IDirectInputDevice2AImpl_AddRef,
 936         JoystickAImpl_Release,
 937         JoystickAImpl_GetCapabilities,
 938         JoystickAImpl_EnumObjects,
 939         JoystickAImpl_GetProperty,
 940         JoystickAImpl_SetProperty,
 941         JoystickAImpl_Acquire,
 942         JoystickAImpl_Unacquire,
 943         JoystickAImpl_GetDeviceState,
 944         JoystickAImpl_GetDeviceData,
 945         JoystickAImpl_SetDataFormat,
 946         JoystickAImpl_SetEventNotification,
 947         IDirectInputDevice2AImpl_SetCooperativeLevel,
 948         IDirectInputDevice2AImpl_GetObjectInfo,
 949         IDirectInputDevice2AImpl_GetDeviceInfo,
 950         IDirectInputDevice2AImpl_RunControlPanel,
 951         IDirectInputDevice2AImpl_Initialize,
 952         IDirectInputDevice2AImpl_CreateEffect,
 953         IDirectInputDevice2AImpl_EnumEffects,
 954         IDirectInputDevice2AImpl_GetEffectInfo,
 955         IDirectInputDevice2AImpl_GetForceFeedbackState,
 956         IDirectInputDevice2AImpl_SendForceFeedbackCommand,
 957         IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
 958         IDirectInputDevice2AImpl_Escape,
 959         JoystickAImpl_Poll,
 960         IDirectInputDevice2AImpl_SendDeviceData,
 961         IDirectInputDevice7AImpl_EnumEffectsInFile,
 962         IDirectInputDevice7AImpl_WriteEffectToFile,
 963         IDirectInputDevice8AImpl_BuildActionMap,
 964         IDirectInputDevice8AImpl_SetActionMap,
 965         IDirectInputDevice8AImpl_GetImageInfo
 966 };
 967
 968 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 969 # define XCAST(fun)     (typeof(JoystickWvt.fun))
 970 #else
 971 # define XCAST(fun)     (void*)
 972 #endif
 973
 974 static ICOM_VTABLE(IDirectInputDevice8W) JoystickWvt =
 975 {
 976         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 977         IDirectInputDevice2WImpl_QueryInterface,
 978         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
 979         XCAST(Release)JoystickAImpl_Release,
 980         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
 981         JoystickWImpl_EnumObjects,
 982         XCAST(GetProperty)JoystickAImpl_GetProperty,
 983         XCAST(SetProperty)JoystickAImpl_SetProperty,
 984         XCAST(Acquire)JoystickAImpl_Acquire,
 985         XCAST(Unacquire)JoystickAImpl_Unacquire,
 986         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
 987         XCAST(GetDeviceData)JoystickAImpl_GetDeviceData,
 988         XCAST(SetDataFormat)JoystickAImpl_SetDataFormat,
 989         XCAST(SetEventNotification)JoystickAImpl_SetEventNotification,
 990         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
 991         IDirectInputDevice2WImpl_GetObjectInfo,
 992         IDirectInputDevice2WImpl_GetDeviceInfo,
 993         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
 994         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
 995         XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
 996         IDirectInputDevice2WImpl_EnumEffects,
 997         IDirectInputDevice2WImpl_GetEffectInfo,
 998         XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
 999         XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
1000         XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
1001         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1002         XCAST(Poll)JoystickAImpl_Poll,
1003         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1004         IDirectInputDevice7WImpl_EnumEffectsInFile,
1005         IDirectInputDevice7WImpl_WriteEffectToFile,
1006         IDirectInputDevice8WImpl_BuildActionMap,
1007         IDirectInputDevice8WImpl_SetActionMap,
1008         IDirectInputDevice8WImpl_GetImageInfo
1009 };
1010 #undef XCAST
1011
1012 #endif  /* HAVE_LINUX_INPUT_H */
1013
1014 #endif