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  * Copyright 2005 Daniel Remenak
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <assert.h>
  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 <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_INPUT_H
  46 # include <linux/input.h>
  47 # undef SW_MAX
  48 # if defined(EVIOCGBIT) && defined(EV_ABS) && defined(BTN_PINKIE)
  49 #  define HAVE_CORRECT_LINUXINPUT_H
  50 # endif
  51 #endif
  52 #ifdef HAVE_SYS_POLL_H
  53 # include <sys/poll.h>
  54 #endif
  55
  56 #include "wine/debug.h"
  57 #include "wine/unicode.h"
  58 #include "wine/list.h"
  59 #include "windef.h"
  60 #include "winbase.h"
  61 #include "winerror.h"
  62 #include "winreg.h"
  63 #include "dinput.h"
  64
  65 #include "dinput_private.h"
  66 #include "device_private.h"
  67 #include "joystick_private.h"
  68
  69 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  70
  71 #ifdef HAVE_CORRECT_LINUXINPUT_H
  72
  73 #define EVDEVPREFIX     "/dev/input/event"
  74
  75 /* Wine joystick driver object instances */
  76 #define WINE_JOYSTICK_MAX_AXES    8
  77 #define WINE_JOYSTICK_MAX_POVS    4
  78 #define WINE_JOYSTICK_MAX_BUTTONS 128
  79
  80 struct wine_input_absinfo {
  81     LONG value;
  82     LONG minimum;
  83     LONG maximum;
  84     LONG fuzz;
  85     LONG flat;
  86 };
  87
  88 /* implemented in effect_linuxinput.c */
  89 HRESULT linuxinput_create_effect(int* fd, REFGUID rguid, struct list *parent_list_entry, LPDIRECTINPUTEFFECT* peff);
  90 HRESULT linuxinput_get_info_A(int fd, REFGUID rguid, LPDIEFFECTINFOA info);
  91 HRESULT linuxinput_get_info_W(int fd, REFGUID rguid, LPDIEFFECTINFOW info);
  92
  93 typedef struct JoystickImpl JoystickImpl;
  94 static const IDirectInputDevice8AVtbl JoystickAvt;
  95 static const IDirectInputDevice8WVtbl JoystickWvt;
  96
  97 struct JoyDev {
  98         char *device;
  99         char *name;
 100         GUID guid;
 101
 102         int has_ff;
 103         int num_effects;
 104
 105         /* data returned by EVIOCGBIT for caps, EV_ABS, EV_KEY, and EV_FF */
 106         BYTE                            evbits[(EV_MAX+7)/8];
 107         BYTE                            absbits[(ABS_MAX+7)/8];
 108         BYTE                            keybits[(KEY_MAX+7)/8];
 109         BYTE                            ffbits[(FF_MAX+7)/8];
 110
 111         /* data returned by the EVIOCGABS() ioctl */
 112         struct wine_input_absinfo       axes[ABS_MAX];
 113 };
 114
 115 struct JoystickImpl
 116 {
 117         struct JoystickGenericImpl      generic;
 118         struct JoyDev                  *joydev;
 119
 120         /* joystick private */
 121         int                             joyfd;
 122
 123         int                             axes[ABS_MAX];
 124         POINTL                          povs[4];
 125
 126         /* LUT for KEY_ to offset in rgbButtons */
 127         BYTE                            buttons[KEY_MAX];
 128
 129         /* Force feedback variables */
 130         struct list                     ff_effects;
 131         int                             ff_state;
 132         int                             ff_autocenter;
 133         int                             ff_gain;
 134 };
 135
 136 static void fake_current_js_state(JoystickImpl *ji);
 137 static void find_joydevs(void);
 138 static void joy_polldev(JoystickGenericImpl *This);
 139
 140 /* This GUID is slightly different from the linux joystick one. Take note. */
 141 static const GUID DInput_Wine_Joystick_Base_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 142   0x9e573eda,
 143   0x7734,
 144   0x11d2,
 145   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 146 };
 147
 148 #define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
 149
 150 #define MAX_JOYDEV 64
 151
 152 static int have_joydevs = -1;
 153 static struct JoyDev *joydevs = NULL;
 154
 155 static void find_joydevs(void)
 156 {
 157     int i;
 158
 159     if (InterlockedCompareExchange(&have_joydevs, 0, -1) != -1)
 160         /* Someone beat us to it */
 161         return;
 162
 163     for (i = 0; i < MAX_JOYDEV; i++)
 164     {
 165         char buf[MAX_PATH];
 166         struct JoyDev joydev = {0};
 167         int fd;
 168         int no_ff_check = 0;
 169         int j;
 170         struct JoyDev *new_joydevs;
 171
 172         snprintf(buf, sizeof(buf), EVDEVPREFIX"%d", i);
 173
 174         if ((fd = open(buf, O_RDWR)) == -1)
 175         {
 176             fd = open(buf, O_RDONLY);
 177             no_ff_check = 1;
 178         }
 179
 180         if (fd == -1)
 181         {
 182             WARN("Failed to open \"%s\": %d %s\n", buf, errno, strerror(errno));
 183             continue;
 184         }
 185
 186         if (ioctl(fd, EVIOCGBIT(0, sizeof(joydev.evbits)), joydev.evbits) == -1)
 187         {
 188             WARN("ioct(EVIOCGBIT, 0) failed: %d %s\n", errno, strerror(errno));
 189             close(fd);
 190             continue;
 191         }
 192         if (ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(joydev.absbits)), joydev.absbits) == -1)
 193         {
 194             WARN("ioct(EVIOCGBIT, EV_ABS) failed: %d %s\n", errno, strerror(errno));
 195             close(fd);
 196             continue;
 197         }
 198         if (ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(joydev.keybits)), joydev.keybits) == -1)
 199         {
 200             WARN("ioct(EVIOCGBIT, EV_KEY) failed: %d %s\n", errno, strerror(errno));
 201             close(fd);
 202             continue;
 203         }
 204
 205         /* A true joystick has at least axis X and Y, and at least 1
 206          * button. copied from linux/drivers/input/joydev.c */
 207         if (!test_bit(joydev.absbits, ABS_X) || !test_bit(joydev.absbits, ABS_Y) ||
 208             !(test_bit(joydev.keybits, BTN_TRIGGER) ||
 209               test_bit(joydev.keybits, BTN_A) ||
 210               test_bit(joydev.keybits, BTN_1)))
 211         {
 212             close(fd);
 213             continue;
 214         }
 215
 216         if (!(joydev.device = HeapAlloc(GetProcessHeap(), 0, strlen(buf) + 1)))
 217         {
 218             close(fd);
 219             continue;
 220         }
 221         strcpy(joydev.device, buf);
 222
 223         buf[MAX_PATH - 1] = 0;
 224         if (ioctl(fd, EVIOCGNAME(MAX_PATH - 1), buf) != -1 &&
 225             (joydev.name = HeapAlloc(GetProcessHeap(), 0, strlen(buf) + 1)))
 226             strcpy(joydev.name, buf);
 227         else
 228             joydev.name = joydev.device;
 229
 230         joydev.guid = DInput_Wine_Joystick_Base_GUID;
 231         joydev.guid.Data3 += have_joydevs;
 232
 233         TRACE("Found a joystick on %s: %s (%s)\n",
 234             joydev.device, joydev.name,
 235             debugstr_guid(&joydev.guid)
 236             );
 237
 238 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 239         if (!no_ff_check &&
 240             test_bit(joydev.evbits, EV_FF) &&
 241             ioctl(fd, EVIOCGBIT(EV_FF, sizeof(joydev.ffbits)), joydev.ffbits) != -1 &&
 242             ioctl(fd, EVIOCGEFFECTS, &joydev.num_effects) != -1 &&
 243             joydev.num_effects > 0)
 244         {
 245             TRACE(" ... with force feedback\n");
 246             joydev.has_ff = 1;
 247         }
 248 #endif
 249
 250         for (j = 0; j < ABS_MAX;j ++)
 251         {
 252             if (!test_bit(joydev.absbits, j)) continue;
 253             if (ioctl(fd, EVIOCGABS(j), &(joydev.axes[j])) != -1)
 254             {
 255               TRACE(" ... with axis %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 256                   j,
 257                   joydev.axes[j].value,
 258                   joydev.axes[j].minimum,
 259                   joydev.axes[j].maximum,
 260                   joydev.axes[j].fuzz,
 261                   joydev.axes[j].flat
 262                   );
 263             }
 264         }
 265
 266         if (!have_joydevs)
 267             new_joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 268         else
 269             new_joydevs = HeapReAlloc(GetProcessHeap(), 0, joydevs, (1 + have_joydevs) * sizeof(struct JoyDev));
 270
 271         if (!new_joydevs)
 272         {
 273             close(fd);
 274             continue;
 275         }
 276         joydevs = new_joydevs;
 277         memcpy(joydevs + have_joydevs, &joydev, sizeof(joydev));
 278         have_joydevs++;
 279
 280         close(fd);
 281     }
 282 }
 283
 284 static void fill_joystick_dideviceinstanceA(LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 285 {
 286     DWORD dwSize = lpddi->dwSize;
 287
 288     TRACE("%d %p\n", dwSize, lpddi);
 289     memset(lpddi, 0, dwSize);
 290
 291     lpddi->dwSize       = dwSize;
 292     lpddi->guidInstance = joydevs[id].guid;
 293     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 294     lpddi->guidFFDriver = GUID_NULL;
 295
 296     if (version >= 0x0800)
 297         lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 298     else
 299         lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 300
 301     strcpy(lpddi->tszInstanceName, joydevs[id].name);
 302     strcpy(lpddi->tszProductName, joydevs[id].name);
 303 }
 304
 305 static void fill_joystick_dideviceinstanceW(LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 306 {
 307     DWORD dwSize = lpddi->dwSize;
 308
 309     TRACE("%d %p\n", dwSize, lpddi);
 310     memset(lpddi, 0, dwSize);
 311
 312     lpddi->dwSize       = dwSize;
 313     lpddi->guidInstance = joydevs[id].guid;
 314     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 315     lpddi->guidFFDriver = GUID_NULL;
 316
 317     if (version >= 0x0800)
 318         lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 319     else
 320         lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 321
 322     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 323     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszProductName, MAX_PATH);
 324 }
 325
 326 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 327 {
 328   find_joydevs();
 329
 330   if (id >= have_joydevs) {
 331     return FALSE;
 332   }
 333
 334   if (!((dwDevType == 0) ||
 335         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
 336         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 337     return FALSE;
 338
 339 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 340   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 341     return FALSE;
 342 #endif
 343
 344   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 345     fill_joystick_dideviceinstanceA(lpddi, version, id);
 346     return TRUE;
 347   }
 348   return FALSE;
 349 }
 350
 351 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 352 {
 353   find_joydevs();
 354
 355   if (id >= have_joydevs) {
 356     return FALSE;
 357   }
 358
 359   if (!((dwDevType == 0) ||
 360         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
 361         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 362     return FALSE;
 363
 364 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 365   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 366     return FALSE;
 367 #endif
 368
 369   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 370     fill_joystick_dideviceinstanceW(lpddi, version, id);
 371     return TRUE;
 372   }
 373   return FALSE;
 374 }
 375
 376 static JoystickImpl *alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, unsigned short index)
 377 {
 378     JoystickImpl* newDevice;
 379     LPDIDATAFORMAT df = NULL;
 380     int i, idx = 0;
 381     char buffer[MAX_PATH+16];
 382     HKEY hkey, appkey;
 383     LONG def_deadzone = 0;
 384
 385     newDevice = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(JoystickImpl));
 386     if (!newDevice) return NULL;
 387
 388     newDevice->generic.base.lpVtbl = jvt;
 389     newDevice->generic.base.ref    = 1;
 390     newDevice->generic.base.guid   = *rguid;
 391     newDevice->generic.base.dinput = dinput;
 392     newDevice->generic.joy_polldev = joy_polldev;
 393     newDevice->joyfd       = -1;
 394     newDevice->joydev      = &joydevs[index];
 395     newDevice->generic.name        = newDevice->joydev->name;
 396     list_init(&newDevice->ff_effects);
 397 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 398     newDevice->ff_state    = FF_STATUS_STOPPED;
 399 #endif
 400     /* There is no way in linux to query force feedback autocenter status.
 401        Instead, track it with ff_autocenter, and assume it's initialy
 402        enabled. */
 403     newDevice->ff_autocenter = 1;
 404     newDevice->ff_gain = 0xFFFF;
 405     InitializeCriticalSection(&newDevice->generic.base.crit);
 406     newDevice->generic.base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->base.crit");
 407
 408     /* get options */
 409     get_app_key(&hkey, &appkey);
 410
 411     if (!get_config_key(hkey, appkey, "DefaultDeadZone", buffer, MAX_PATH))
 412     {
 413         def_deadzone = atoi(buffer);
 414         TRACE("setting default deadzone to: %d\n", def_deadzone);
 415     }
 416     if (appkey) RegCloseKey(appkey);
 417     if (hkey) RegCloseKey(hkey);
 418
 419     /* Create copy of default data format */
 420     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto failed;
 421     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 422     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 423
 424     /* Supported Axis & POVs should map 1-to-1 */
 425     for (i = 0; i < WINE_JOYSTICK_MAX_AXES; i++)
 426     {
 427         if (!test_bit(newDevice->joydev->absbits, i)) {
 428             newDevice->axes[i] = -1;
 429             continue;
 430         }
 431
 432         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i], df->dwObjSize);
 433         newDevice->axes[i] = idx;
 434         newDevice->generic.props[idx].lDevMin = newDevice->joydev->axes[i].minimum;
 435         newDevice->generic.props[idx].lDevMax = newDevice->joydev->axes[i].maximum;
 436         newDevice->generic.props[idx].lMin    = 0;
 437         newDevice->generic.props[idx].lMax    = 0xffff;
 438         newDevice->generic.props[idx].lSaturation = 0;
 439         newDevice->generic.props[idx].lDeadZone = def_deadzone;
 440
 441         /* Linux supports force-feedback on X & Y axes only */
 442         if (newDevice->joydev->has_ff && (i == 0 || i == 1))
 443             df->rgodf[idx].dwFlags |= DIDOI_FFACTUATOR;
 444
 445         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->generic.devcaps.dwAxes++) | DIDFT_ABSAXIS;
 446     }
 447
 448     for (i = 0; i < WINE_JOYSTICK_MAX_POVS; i++)
 449     {
 450         if (!test_bit(newDevice->joydev->absbits, ABS_HAT0X + i * 2) ||
 451             !test_bit(newDevice->joydev->absbits, ABS_HAT0Y + i * 2)) {
 452             newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = -1;
 453             continue;
 454         }
 455
 456         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i + WINE_JOYSTICK_MAX_AXES], df->dwObjSize);
 457         newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = i;
 458         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->generic.devcaps.dwPOVs++) | DIDFT_POV;
 459     }
 460
 461     /* Buttons can be anywhere, so check all */
 462     for (i = 0; i < KEY_MAX && newDevice->generic.devcaps.dwButtons < WINE_JOYSTICK_MAX_BUTTONS; i++)
 463     {
 464         if (!test_bit(newDevice->joydev->keybits, i)) continue;
 465
 466         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[newDevice->generic.devcaps.dwButtons + 12], df->dwObjSize);
 467         newDevice->buttons[i] = 0x80 | newDevice->generic.devcaps.dwButtons;
 468         df->rgodf[idx  ].pguid = &GUID_Button;
 469         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->generic.devcaps.dwButtons++) | DIDFT_PSHBUTTON;
 470     }
 471     df->dwNumObjs = idx;
 472     newDevice->generic.base.data_format.wine_df = df;
 473
 474     fake_current_js_state(newDevice);
 475
 476     /* Fill the caps */
 477     newDevice->generic.devcaps.dwSize = sizeof(newDevice->generic.devcaps);
 478     newDevice->generic.devcaps.dwFlags = DIDC_ATTACHED;
 479     if (newDevice->generic.base.dinput->dwVersion >= 0x0800)
 480         newDevice->generic.devcaps.dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 481     else
 482         newDevice->generic.devcaps.dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 483
 484     if (newDevice->joydev->has_ff)
 485         newDevice->generic.devcaps.dwFlags |= DIDC_FORCEFEEDBACK;
 486
 487     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->generic.base.dinput);
 488     return newDevice;
 489
 490 failed:
 491     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 492     HeapFree(GetProcessHeap(), 0, df);
 493     HeapFree(GetProcessHeap(), 0, newDevice);
 494     return NULL;
 495 }
 496
 497 /******************************************************************************
 498   *     get_joystick_index : Get the joystick index from a given GUID
 499   */
 500 static unsigned short get_joystick_index(REFGUID guid)
 501 {
 502     GUID wine_joystick = DInput_Wine_Joystick_Base_GUID;
 503     GUID dev_guid = *guid;
 504
 505     wine_joystick.Data3 = 0;
 506     dev_guid.Data3 = 0;
 507
 508     /* for the standard joystick GUID use index 0 */
 509     if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
 510
 511     /* for the wine joystick GUIDs use the index stored in Data3 */
 512     if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3 - DInput_Wine_Joystick_Base_GUID.Data3;
 513
 514     return MAX_JOYDEV;
 515 }
 516
 517 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 518 {
 519     unsigned short index;
 520
 521     find_joydevs();
 522
 523     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 524         have_joydevs && index < have_joydevs)
 525     {
 526         if ((riid == NULL) ||
 527             IsEqualGUID(&IID_IDirectInputDeviceA,  riid) ||
 528             IsEqualGUID(&IID_IDirectInputDevice2A, riid) ||
 529             IsEqualGUID(&IID_IDirectInputDevice7A, riid) ||
 530             IsEqualGUID(&IID_IDirectInputDevice8A, riid))
 531         {
 532             *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, index);
 533             TRACE("Created a Joystick device (%p)\n", *pdev);
 534
 535             if (*pdev == NULL)
 536             {
 537                 ERR("out of memory\n");
 538                 return DIERR_OUTOFMEMORY;
 539             }
 540             return DI_OK;
 541         }
 542
 543         WARN("no interface\n");
 544         return DIERR_NOINTERFACE;
 545     }
 546
 547     return DIERR_DEVICENOTREG;
 548 }
 549
 550
 551 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 552 {
 553     unsigned short index;
 554
 555     find_joydevs();
 556
 557     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 558         have_joydevs && index < have_joydevs)
 559     {
 560         if ((riid == NULL) ||
 561             IsEqualGUID(&IID_IDirectInputDeviceW,  riid) ||
 562             IsEqualGUID(&IID_IDirectInputDevice2W, riid) ||
 563             IsEqualGUID(&IID_IDirectInputDevice7W, riid) ||
 564             IsEqualGUID(&IID_IDirectInputDevice8W, riid))
 565         {
 566             *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, index);
 567             TRACE("Created a Joystick device (%p)\n", *pdev);
 568
 569             if (*pdev == NULL)
 570             {
 571                 ERR("out of memory\n");
 572                 return DIERR_OUTOFMEMORY;
 573             }
 574             return DI_OK;
 575         }
 576         WARN("no interface\n");
 577         return DIERR_NOINTERFACE;
 578     }
 579
 580     WARN("invalid device GUID\n");
 581     return DIERR_DEVICENOTREG;
 582 }
 583
 584 const struct dinput_device joystick_linuxinput_device = {
 585   "Wine Linux-input joystick driver",
 586   joydev_enum_deviceA,
 587   joydev_enum_deviceW,
 588   joydev_create_deviceA,
 589   joydev_create_deviceW
 590 };
 591
 592 /******************************************************************************
 593   *     Acquire : gets exclusive control of the joystick
 594   */
 595 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 596 {
 597     JoystickImpl *This = (JoystickImpl *)iface;
 598     HRESULT res;
 599
 600     TRACE("(this=%p)\n",This);
 601
 602     if ((res = IDirectInputDevice2AImpl_Acquire(iface)) != DI_OK)
 603     {
 604         WARN("Failed to acquire: %x\n", res);
 605         return res;
 606     }
 607
 608     if ((This->joyfd = open(This->joydev->device, O_RDWR)) == -1)
 609     {
 610         if ((This->joyfd = open(This->joydev->device, O_RDONLY)) == -1)
 611         {
 612             /* Couldn't open the device at all */
 613             ERR("Failed to open device %s: %d %s\n", This->joydev->device, errno, strerror(errno));
 614             IDirectInputDevice2AImpl_Unacquire(iface);
 615             return DIERR_NOTFOUND;
 616         }
 617         else
 618         {
 619             /* Couldn't open in r/w but opened in read-only. */
 620             WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 621         }
 622     }
 623     else
 624     {
 625         struct input_event event;
 626
 627         event.type = EV_FF;
 628         event.code = FF_GAIN;
 629         event.value = This->ff_gain;
 630         if (write(This->joyfd, &event, sizeof(event)) == -1)
 631             ERR("Failed to set gain (%i): %d %s\n", This->ff_gain, errno, strerror(errno));
 632         if (!This->ff_autocenter)
 633         {
 634             /* Disable autocenter. */
 635             event.code = FF_AUTOCENTER;
 636             event.value = 0;
 637             if (write(This->joyfd, &event, sizeof(event)) == -1)
 638                 ERR("Failed disabling autocenter: %d %s\n", errno, strerror(errno));
 639         }
 640     }
 641
 642     return DI_OK;
 643 }
 644
 645 /******************************************************************************
 646   *     Unacquire : frees the joystick
 647   */
 648 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 649 {
 650     JoystickImpl *This = (JoystickImpl *)iface;
 651     HRESULT res;
 652
 653     TRACE("(this=%p)\n",This);
 654     res = IDirectInputDevice2AImpl_Unacquire(iface);
 655     if (res==DI_OK && This->joyfd!=-1) {
 656       effect_list_item *itr;
 657       struct input_event event;
 658
 659       /* For each known effect:
 660        * - stop it
 661        * - unload it
 662        * But, unlike DISFFC_RESET, do not release the effect.
 663        */
 664       LIST_FOR_EACH_ENTRY(itr, &This->ff_effects, effect_list_item, entry) {
 665           IDirectInputEffect_Stop(itr->ref);
 666           IDirectInputEffect_Unload(itr->ref);
 667       }
 668
 669       /* Enable autocenter. */
 670       event.type = EV_FF;
 671       event.code = FF_AUTOCENTER;
 672       /* TODO: Read autocenter strengh before disabling it, and use it here
 673        * instead of 0xFFFF (maximum strengh).
 674        */
 675       event.value = 0xFFFF;
 676       if (write(This->joyfd, &event, sizeof(event)) == -1)
 677         ERR("Failed to set autocenter to %04x: %d %s\n", event.value, errno, strerror(errno));
 678
 679       close(This->joyfd);
 680       This->joyfd = -1;
 681     }
 682     return res;
 683 }
 684
 685 /*
 686  * set the current state of the js device as it would be with the middle
 687  * values on the axes
 688  */
 689 #define CENTER_AXIS(a) \
 690     (ji->axes[a] == -1 ? 0 : joystick_map_axis( &ji->generic.props[ji->axes[a]], \
 691                                                 ji->joydev->axes[a].value ))
 692 static void fake_current_js_state(JoystickImpl *ji)
 693 {
 694     int i;
 695
 696     /* center the axes */
 697     ji->generic.js.lX           = CENTER_AXIS(ABS_X);
 698     ji->generic.js.lY           = CENTER_AXIS(ABS_Y);
 699     ji->generic.js.lZ           = CENTER_AXIS(ABS_Z);
 700     ji->generic.js.lRx          = CENTER_AXIS(ABS_RX);
 701     ji->generic.js.lRy          = CENTER_AXIS(ABS_RY);
 702     ji->generic.js.lRz          = CENTER_AXIS(ABS_RZ);
 703     ji->generic.js.rglSlider[0] = CENTER_AXIS(ABS_THROTTLE);
 704     ji->generic.js.rglSlider[1] = CENTER_AXIS(ABS_RUDDER);
 705
 706     /* POV center is -1 */
 707     for (i = 0; i < 4; i++)
 708         ji->generic.js.rgdwPOV[i] = -1;
 709 }
 710 #undef CENTER_AXIS
 711
 712 /* convert wine format offset to user format object index */
 713 static void joy_polldev(JoystickGenericImpl *iface)
 714 {
 715     struct pollfd plfd;
 716     struct input_event ie;
 717     JoystickImpl *This = (JoystickImpl*) iface;
 718
 719     if (This->joyfd==-1)
 720         return;
 721
 722     while (1)
 723     {
 724         LONG value = 0;
 725         int inst_id = -1;
 726
 727         plfd.fd = This->joyfd;
 728         plfd.events = POLLIN;
 729
 730         if (poll(&plfd,1,0) != 1)
 731             return;
 732
 733         /* we have one event, so we can read */
 734         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 735             return;
 736
 737         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 738         switch (ie.type) {
 739         case EV_KEY:    /* button */
 740         {
 741             int btn = This->buttons[ie.code];
 742
 743             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 744             if (btn & 0x80)
 745             {
 746                 btn &= 0x7F;
 747                 inst_id = DIDFT_MAKEINSTANCE(btn) | DIDFT_PSHBUTTON;
 748                 This->generic.js.rgbButtons[btn] = value = ie.value ? 0x80 : 0x00;
 749             }
 750             break;
 751         }
 752         case EV_ABS:
 753         {
 754             int axis = This->axes[ie.code];
 755             if (axis==-1) {
 756                 break;
 757             }
 758             inst_id = DIDFT_MAKEINSTANCE(axis) | (ie.code < ABS_HAT0X ? DIDFT_ABSAXIS : DIDFT_POV);
 759             value = joystick_map_axis(&This->generic.props[id_to_object(This->generic.base.data_format.wine_df, inst_id)], ie.value);
 760
 761             switch (ie.code) {
 762             case ABS_X:         This->generic.js.lX  = value; break;
 763             case ABS_Y:         This->generic.js.lY  = value; break;
 764             case ABS_Z:         This->generic.js.lZ  = value; break;
 765             case ABS_RX:        This->generic.js.lRx = value; break;
 766             case ABS_RY:        This->generic.js.lRy = value; break;
 767             case ABS_RZ:        This->generic.js.lRz = value; break;
 768             case ABS_THROTTLE:  This->generic.js.rglSlider[0] = value; break;
 769             case ABS_RUDDER:    This->generic.js.rglSlider[1] = value; break;
 770             case ABS_HAT0X: case ABS_HAT0Y: case ABS_HAT1X: case ABS_HAT1Y:
 771             case ABS_HAT2X: case ABS_HAT2Y: case ABS_HAT3X: case ABS_HAT3Y:
 772             {
 773                 int idx = (ie.code - ABS_HAT0X) / 2;
 774
 775                 if (ie.code % 2)
 776                     This->povs[idx].y = ie.value;
 777                 else
 778                     This->povs[idx].x = ie.value;
 779
 780                 This->generic.js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
 781                 break;
 782             }
 783             default:
 784                 FIXME("unhandled joystick axis event (code %d, value %d)\n",ie.code,ie.value);
 785             }
 786             break;
 787         }
 788 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 789         case EV_FF_STATUS:
 790             This->ff_state = ie.value;
 791             break;
 792 #endif
 793 #ifdef EV_SYN
 794         case EV_SYN:
 795             /* there is nothing to do */
 796             break;
 797 #endif
 798         default:
 799             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 800             break;
 801         }
 802         if (inst_id >= 0)
 803             queue_event((LPDIRECTINPUTDEVICE8A)This,
 804                         id_to_offset(&This->generic.base.data_format, inst_id),
 805                         value, ie.time.tv_usec, This->generic.base.dinput->evsequence++);
 806     }
 807 }
 808
 809 /******************************************************************************
 810   *     SetProperty : change input device properties
 811   */
 812 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 813                                             REFGUID rguid,
 814                                             LPCDIPROPHEADER ph)
 815 {
 816   JoystickImpl *This = (JoystickImpl *)iface;
 817
 818   if (!ph) {
 819     WARN("invalid argument\n");
 820     return DIERR_INVALIDPARAM;
 821   }
 822
 823   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 824   TRACE("ph.dwSize = %d, ph.dwHeaderSize =%d, ph.dwObj = %d, ph.dwHow= %d\n",
 825         ph->dwSize, ph->dwHeaderSize, ph->dwObj, ph->dwHow);
 826
 827   if (!HIWORD(rguid)) {
 828     switch (LOWORD(rguid)) {
 829     case (DWORD_PTR)DIPROP_CALIBRATIONMODE: {
 830       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 831       FIXME("DIPROP_CALIBRATIONMODE(%d)\n", pd->dwData);
 832       break;
 833     }
 834     case (DWORD_PTR)DIPROP_AUTOCENTER: {
 835       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 836
 837       TRACE("autocenter(%d)\n", pd->dwData);
 838       This->ff_autocenter = pd->dwData == DIPROPAUTOCENTER_ON;
 839
 840       break;
 841     }
 842     case (DWORD_PTR)DIPROP_FFGAIN: {
 843       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 844
 845       TRACE("DIPROP_FFGAIN(%d)\n", pd->dwData);
 846       This->ff_gain = MulDiv(pd->dwData, 0xFFFF, 10000);
 847       if (This->generic.base.acquired) {
 848         /* Update immediately. */
 849         struct input_event event;
 850
 851         event.type = EV_FF;
 852         event.code = FF_GAIN;
 853         event.value = This->ff_gain;
 854         if (write(This->joyfd, &event, sizeof(event)) == -1)
 855           ERR("Failed to set gain (%i): %d %s\n", This->ff_gain, errno, strerror(errno));
 856       }
 857       break;
 858     }
 859     default:
 860       return JoystickAGenericImpl_SetProperty(iface, rguid, ph);
 861     }
 862   }
 863   return DI_OK;
 864 }
 865
 866 /******************************************************************************
 867   *     GetProperty : get input device properties
 868   */
 869 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 870                                                 REFGUID rguid,
 871                                                 LPDIPROPHEADER pdiph)
 872 {
 873     JoystickImpl *This = (JoystickImpl *)iface;
 874
 875     TRACE("(this=%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 876     _dump_DIPROPHEADER(pdiph);
 877
 878     if (HIWORD(rguid)) return DI_OK;
 879
 880     switch (LOWORD(rguid)) {
 881     case (DWORD_PTR) DIPROP_AUTOCENTER:
 882     {
 883         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 884
 885         pd->dwData = This->ff_autocenter ? DIPROPAUTOCENTER_ON : DIPROPAUTOCENTER_OFF;
 886         TRACE("autocenter(%d)\n", pd->dwData);
 887         break;
 888     }
 889     case (DWORD_PTR) DIPROP_FFGAIN:
 890     {
 891         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 892
 893         pd->dwData = MulDiv(This->ff_gain, 10000, 0xFFFF);
 894         TRACE("DIPROP_FFGAIN(%d)\n", pd->dwData);
 895         break;
 896     }
 897
 898     default:
 899         return JoystickAGenericImpl_GetProperty(iface, rguid, pdiph);
 900     }
 901
 902     return DI_OK;
 903 }
 904
 905 /******************************************************************************
 906   *     CreateEffect - Create a new FF effect with the specified params
 907   */
 908 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
 909                                                  REFGUID rguid,
 910                                                  LPCDIEFFECT lpeff,
 911                                                  LPDIRECTINPUTEFFECT *ppdef,
 912                                                  LPUNKNOWN pUnkOuter)
 913 {
 914 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 915     effect_list_item* new_effect = NULL;
 916     HRESULT retval = DI_OK;
 917 #endif
 918
 919     JoystickImpl* This = (JoystickImpl*)iface;
 920     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
 921
 922 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 923     TRACE("not available (compiled w/o ff support)\n");
 924     *ppdef = NULL;
 925     return DI_OK;
 926 #else
 927
 928     if (!(new_effect = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_effect))))
 929         return DIERR_OUTOFMEMORY;
 930
 931     retval = linuxinput_create_effect(&This->joyfd, rguid, &new_effect->entry, &new_effect->ref);
 932     if (retval != DI_OK)
 933     {
 934         HeapFree(GetProcessHeap(), 0, new_effect);
 935         return retval;
 936     }
 937
 938     if (lpeff != NULL)
 939     {
 940         retval = IDirectInputEffect_SetParameters(new_effect->ref, lpeff, 0);
 941
 942         if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
 943         {
 944             HeapFree(GetProcessHeap(), 0, new_effect);
 945             return retval;
 946         }
 947     }
 948
 949     list_add_tail(&This->ff_effects, &new_effect->entry);
 950     *ppdef = new_effect->ref;
 951
 952     if (pUnkOuter != NULL)
 953         FIXME("Interface aggregation not implemented.\n");
 954
 955     return DI_OK;
 956
 957 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
 958 }
 959
 960 /*******************************************************************************
 961  *      EnumEffects - Enumerate available FF effects
 962  */
 963 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
 964                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
 965                                                 LPVOID pvRef,
 966                                                 DWORD dwEffType)
 967 {
 968 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 969     DIEFFECTINFOA dei; /* feif */
 970     DWORD type = DIEFT_GETTYPE(dwEffType);
 971     JoystickImpl* This = (JoystickImpl*)iface;
 972
 973     TRACE("(this=%p,%p,%d) type=%d\n", This, pvRef, dwEffType, type);
 974
 975     dei.dwSize = sizeof(DIEFFECTINFOA);
 976
 977     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
 978         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
 979         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
 980         (*lpCallback)(&dei, pvRef);
 981     }
 982
 983     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
 984         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
 985         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
 986             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
 987             (*lpCallback)(&dei, pvRef);
 988         }
 989         if (test_bit(This->joydev->ffbits, FF_SINE)) {
 990             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
 991             (*lpCallback)(&dei, pvRef);
 992         }
 993         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
 994             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
 995             (*lpCallback)(&dei, pvRef);
 996         }
 997         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
 998             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
 999             (*lpCallback)(&dei, pvRef);
1000         }
1001         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1002             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1003             (*lpCallback)(&dei, pvRef);
1004         }
1005     }
1006
1007     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1008         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1009         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1010         (*lpCallback)(&dei, pvRef);
1011     }
1012
1013     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1014         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1015             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1016             (*lpCallback)(&dei, pvRef);
1017         }
1018         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1019             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1020             (*lpCallback)(&dei, pvRef);
1021         }
1022         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1023             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1024             (*lpCallback)(&dei, pvRef);
1025         }
1026         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1027             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1028             (*lpCallback)(&dei, pvRef);
1029         }
1030     }
1031
1032 #endif
1033
1034     return DI_OK;
1035 }
1036
1037 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1038                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1039                                                 LPVOID pvRef,
1040                                                 DWORD dwEffType)
1041 {
1042 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1043     /* seems silly to duplicate all this code but all the structures and functions
1044      * are actually different (A/W) */
1045     DIEFFECTINFOW dei; /* feif */
1046     DWORD type = DIEFT_GETTYPE(dwEffType);
1047     JoystickImpl* This = (JoystickImpl*)iface;
1048     int xfd = This->joyfd;
1049
1050     TRACE("(this=%p,%p,%d) type=%d fd=%d\n", This, pvRef, dwEffType, type, xfd);
1051
1052     dei.dwSize = sizeof(DIEFFECTINFOW);
1053
1054     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1055         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1056         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1057         (*lpCallback)(&dei, pvRef);
1058     }
1059
1060     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1061         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1062         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1063             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1064             (*lpCallback)(&dei, pvRef);
1065         }
1066         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1067             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1068             (*lpCallback)(&dei, pvRef);
1069         }
1070         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1071             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1072             (*lpCallback)(&dei, pvRef);
1073         }
1074         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1075             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1076             (*lpCallback)(&dei, pvRef);
1077         }
1078         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1079             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1080             (*lpCallback)(&dei, pvRef);
1081         }
1082     }
1083
1084     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1085         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1086         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1087         (*lpCallback)(&dei, pvRef);
1088     }
1089
1090     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1091         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1092             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1093             (*lpCallback)(&dei, pvRef);
1094         }
1095         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1096             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1097             (*lpCallback)(&dei, pvRef);
1098         }
1099         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1100             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1101             (*lpCallback)(&dei, pvRef);
1102         }
1103         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1104             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1105             (*lpCallback)(&dei, pvRef);
1106         }
1107     }
1108
1109     /* return to unacquired state if that's where it was */
1110     if (xfd == -1)
1111         IDirectInputDevice8_Unacquire(iface);
1112 #endif
1113
1114     return DI_OK;
1115 }
1116
1117 /*******************************************************************************
1118  *      GetEffectInfo - Get information about a particular effect
1119  */
1120 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1121                                                   LPDIEFFECTINFOA pdei,
1122                                                   REFGUID guid)
1123 {
1124     JoystickImpl* This = (JoystickImpl*)iface;
1125
1126     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1127
1128 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1129     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1130 #else
1131     return DI_OK;
1132 #endif
1133 }
1134
1135 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1136                                                   LPDIEFFECTINFOW pdei,
1137                                                   REFGUID guid)
1138 {
1139     JoystickImpl* This = (JoystickImpl*)iface;
1140
1141     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1142
1143 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1144     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1145 #else
1146     return DI_OK;
1147 #endif
1148 }
1149
1150 /*******************************************************************************
1151  *      GetForceFeedbackState - Get information about the device's FF state
1152  */
1153 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1154         LPDIRECTINPUTDEVICE8A iface,
1155         LPDWORD pdwOut)
1156 {
1157     JoystickImpl* This = (JoystickImpl*)iface;
1158
1159     TRACE("(this=%p,%p)\n", This, pdwOut);
1160
1161     (*pdwOut) = 0;
1162
1163 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1164     /* DIGFFS_STOPPED is the only mandatory flag to report */
1165     if (This->ff_state == FF_STATUS_STOPPED)
1166         (*pdwOut) |= DIGFFS_STOPPED;
1167 #endif
1168
1169     return DI_OK;
1170 }
1171
1172 /*******************************************************************************
1173  *      SendForceFeedbackCommand - Send a command to the device's FF system
1174  */
1175 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1176         LPDIRECTINPUTDEVICE8A iface,
1177         DWORD dwFlags)
1178 {
1179     JoystickImpl* This = (JoystickImpl*)iface;
1180     TRACE("(this=%p,%d)\n", This, dwFlags);
1181
1182 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1183     switch (dwFlags)
1184     {
1185     case DISFFC_STOPALL:
1186     {
1187         /* Stop all effects */
1188         effect_list_item *itr;
1189
1190         LIST_FOR_EACH_ENTRY(itr, &This->ff_effects, effect_list_item, entry)
1191             IDirectInputEffect_Stop(itr->ref);
1192         break;
1193     }
1194
1195     case DISFFC_RESET:
1196     {
1197         effect_list_item *itr, *ptr;
1198
1199         /* Stop, unload, release and free all effects */
1200         /* This returns the device to its "bare" state */
1201         LIST_FOR_EACH_ENTRY_SAFE(itr, ptr, &This->ff_effects, effect_list_item, entry)
1202             IDirectInputEffect_Release(itr->ref);
1203         break;
1204     }
1205     case DISFFC_PAUSE:
1206     case DISFFC_CONTINUE:
1207         FIXME("No support for Pause or Continue in linux\n");
1208         break;
1209
1210     case DISFFC_SETACTUATORSOFF:
1211     case DISFFC_SETACTUATORSON:
1212         FIXME("No direct actuator control in linux\n");
1213         break;
1214
1215     default:
1216         FIXME("Unknown Force Feedback Command!\n");
1217         return DIERR_INVALIDPARAM;
1218     }
1219     return DI_OK;
1220 #else
1221     return DIERR_UNSUPPORTED;
1222 #endif
1223 }
1224
1225 /*******************************************************************************
1226  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1227  *              created for this device.
1228  */
1229 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1230         LPDIRECTINPUTDEVICE8A iface,
1231         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1232         LPVOID pvRef,
1233         DWORD dwFlags)
1234 {
1235     /* this function is safe to call on non-ff-enabled builds */
1236     JoystickImpl* This = (JoystickImpl*)iface;
1237     effect_list_item *itr, *ptr;
1238
1239     TRACE("(this=%p,%p,%p,%d)\n", This, lpCallback, pvRef, dwFlags);
1240
1241     if (!lpCallback)
1242         return DIERR_INVALIDPARAM;
1243
1244     if (dwFlags != 0)
1245         FIXME("Flags specified, but no flags exist yet (DX9)!\n");
1246
1247     LIST_FOR_EACH_ENTRY_SAFE(itr, ptr, &This->ff_effects, effect_list_item, entry)
1248         (*lpCallback)(itr->ref, pvRef);
1249
1250     return DI_OK;
1251 }
1252
1253 /******************************************************************************
1254   *     GetDeviceInfo : get information about a device's identity
1255   */
1256 static HRESULT WINAPI JoystickAImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8A iface,
1257                                                   LPDIDEVICEINSTANCEA pdidi)
1258 {
1259     JoystickImpl *This = (JoystickImpl *)iface;
1260
1261     TRACE("(%p) %p\n", This, pdidi);
1262
1263     if (pdidi == NULL) return E_POINTER;
1264     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3A)) &&
1265         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA)))
1266         return DIERR_INVALIDPARAM;
1267
1268     fill_joystick_dideviceinstanceA(pdidi, This->generic.base.dinput->dwVersion,
1269                                     get_joystick_index(&This->generic.base.guid));
1270     return DI_OK;
1271 }
1272
1273 static HRESULT WINAPI JoystickWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface,
1274                                                   LPDIDEVICEINSTANCEW pdidi)
1275 {
1276     JoystickImpl *This = (JoystickImpl *)iface;
1277
1278     TRACE("(%p) %p\n", This, pdidi);
1279
1280     if (pdidi == NULL) return E_POINTER;
1281     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
1282         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW)))
1283         return DIERR_INVALIDPARAM;
1284
1285     fill_joystick_dideviceinstanceW(pdidi, This->generic.base.dinput->dwVersion,
1286                                     get_joystick_index(&This->generic.base.guid));
1287     return DI_OK;
1288 }
1289
1290 static const IDirectInputDevice8AVtbl JoystickAvt =
1291 {
1292         IDirectInputDevice2AImpl_QueryInterface,
1293         IDirectInputDevice2AImpl_AddRef,
1294         IDirectInputDevice2AImpl_Release,
1295         JoystickAGenericImpl_GetCapabilities,
1296         IDirectInputDevice2AImpl_EnumObjects,
1297         JoystickAImpl_GetProperty,
1298         JoystickAImpl_SetProperty,
1299         JoystickAImpl_Acquire,
1300         JoystickAImpl_Unacquire,
1301         JoystickAGenericImpl_GetDeviceState,
1302         IDirectInputDevice2AImpl_GetDeviceData,
1303         IDirectInputDevice2AImpl_SetDataFormat,
1304         IDirectInputDevice2AImpl_SetEventNotification,
1305         IDirectInputDevice2AImpl_SetCooperativeLevel,
1306         JoystickAGenericImpl_GetObjectInfo,
1307         JoystickAImpl_GetDeviceInfo,
1308         IDirectInputDevice2AImpl_RunControlPanel,
1309         IDirectInputDevice2AImpl_Initialize,
1310         JoystickAImpl_CreateEffect,
1311         JoystickAImpl_EnumEffects,
1312         JoystickAImpl_GetEffectInfo,
1313         JoystickAImpl_GetForceFeedbackState,
1314         JoystickAImpl_SendForceFeedbackCommand,
1315         JoystickAImpl_EnumCreatedEffectObjects,
1316         IDirectInputDevice2AImpl_Escape,
1317         JoystickAGenericImpl_Poll,
1318         IDirectInputDevice2AImpl_SendDeviceData,
1319         IDirectInputDevice7AImpl_EnumEffectsInFile,
1320         IDirectInputDevice7AImpl_WriteEffectToFile,
1321         IDirectInputDevice8AImpl_BuildActionMap,
1322         IDirectInputDevice8AImpl_SetActionMap,
1323         IDirectInputDevice8AImpl_GetImageInfo
1324 };
1325
1326 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1327 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1328 #else
1329 # define XCAST(fun)     (void*)
1330 #endif
1331
1332 static const IDirectInputDevice8WVtbl JoystickWvt =
1333 {
1334         IDirectInputDevice2WImpl_QueryInterface,
1335         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1336         XCAST(Release)IDirectInputDevice2AImpl_Release,
1337         XCAST(GetCapabilities)JoystickAGenericImpl_GetCapabilities,
1338         IDirectInputDevice2WImpl_EnumObjects,
1339         XCAST(GetProperty)JoystickAImpl_GetProperty,
1340         XCAST(SetProperty)JoystickAImpl_SetProperty,
1341         XCAST(Acquire)JoystickAImpl_Acquire,
1342         XCAST(Unacquire)JoystickAImpl_Unacquire,
1343         XCAST(GetDeviceState)JoystickAGenericImpl_GetDeviceState,
1344         XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
1345         XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
1346         XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
1347         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1348         JoystickWGenericImpl_GetObjectInfo,
1349         JoystickWImpl_GetDeviceInfo,
1350         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1351         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1352         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1353         JoystickWImpl_EnumEffects,
1354         JoystickWImpl_GetEffectInfo,
1355         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1356         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1357         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1358         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1359         XCAST(Poll)JoystickAGenericImpl_Poll,
1360         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1361         IDirectInputDevice7WImpl_EnumEffectsInFile,
1362         IDirectInputDevice7WImpl_WriteEffectToFile,
1363         IDirectInputDevice8WImpl_BuildActionMap,
1364         IDirectInputDevice8WImpl_SetActionMap,
1365         IDirectInputDevice8WImpl_GetImageInfo
1366 };
1367 #undef XCAST
1368
1369 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1370
1371 const struct dinput_device joystick_linuxinput_device = {
1372   "Wine Linux-input joystick driver",
1373   NULL,
1374   NULL,
1375   NULL,
1376   NULL
1377 };
1378
1379 #endif  /* HAVE_CORRECT_LINUXINPUT_H */