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                             dev_axes_to_di[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
 382     newDevice = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(JoystickImpl));
 383     if (!newDevice) return NULL;
 384
 385     newDevice->generic.base.lpVtbl = jvt;
 386     newDevice->generic.base.ref    = 1;
 387     newDevice->generic.base.guid   = *rguid;
 388     newDevice->generic.base.dinput = dinput;
 389     newDevice->generic.joy_polldev = joy_polldev;
 390     newDevice->joyfd       = -1;
 391     newDevice->joydev      = &joydevs[index];
 392     newDevice->generic.name        = newDevice->joydev->name;
 393     list_init(&newDevice->ff_effects);
 394 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 395     newDevice->ff_state    = FF_STATUS_STOPPED;
 396 #endif
 397     /* There is no way in linux to query force feedback autocenter status.
 398        Instead, track it with ff_autocenter, and assume it's initialy
 399        enabled. */
 400     newDevice->ff_autocenter = 1;
 401     newDevice->ff_gain = 0xFFFF;
 402     InitializeCriticalSection(&newDevice->generic.base.crit);
 403     newDevice->generic.base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->base.crit");
 404
 405     /* Count number of available axes - supported Axis & POVs */
 406     for (i = 0; i < WINE_JOYSTICK_MAX_AXES; i++)
 407     {
 408         if (test_bit(newDevice->joydev->absbits, i))
 409         {
 410             newDevice->generic.device_axis_count++;
 411             newDevice->dev_axes_to_di[i] = idx;
 412             newDevice->generic.props[idx].lDevMin = newDevice->joydev->axes[i].minimum;
 413             newDevice->generic.props[idx].lDevMax = newDevice->joydev->axes[i].maximum;
 414             idx++;
 415         }
 416         else
 417             newDevice->dev_axes_to_di[i] = -1;
 418     }
 419
 420     for (i = 0; i < WINE_JOYSTICK_MAX_POVS; i++)
 421     {
 422         if (test_bit(newDevice->joydev->absbits, ABS_HAT0X + i * 2) &&
 423             test_bit(newDevice->joydev->absbits, ABS_HAT0Y + i * 2))
 424         {
 425             newDevice->generic.device_axis_count += 2;
 426             newDevice->generic.props[idx].lDevMin = newDevice->joydev->axes[ABS_HAT0X + i * 2].minimum;
 427             newDevice->dev_axes_to_di[ABS_HAT0X + i * 2] = idx++;
 428             newDevice->generic.props[idx].lDevMax = newDevice->joydev->axes[ABS_HAT0Y + i * 2].maximum;
 429             newDevice->dev_axes_to_di[ABS_HAT0Y + i * 2] = idx++;
 430         }
 431         else
 432             newDevice->dev_axes_to_di[ABS_HAT0X + i * 2] = newDevice->dev_axes_to_di[ABS_HAT0Y + i * 2] = -1;
 433     }
 434
 435     /* do any user specified configuration */
 436     if (setup_dinput_options(&newDevice->generic) != DI_OK) goto failed;
 437
 438     /* Create copy of default data format */
 439     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto failed;
 440     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 441     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 442
 443
 444     /* Construct internal data format */
 445
 446     /* Supported Axis & POVs */
 447     for (i = 0, idx = 0; i < newDevice->generic.device_axis_count; i++)
 448     {
 449         int wine_obj = newDevice->generic.axis_map[i];
 450
 451         if (wine_obj < 0) continue;
 452
 453         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[wine_obj], df->dwObjSize);
 454         if (wine_obj < 8)
 455             df->rgodf[idx].dwType = DIDFT_MAKEINSTANCE(wine_obj) | DIDFT_ABSAXIS;
 456         else
 457         {
 458             df->rgodf[idx].dwType = DIDFT_MAKEINSTANCE(wine_obj - 8) | DIDFT_POV;
 459             i++; /* POV takes 2 axes */
 460         }
 461
 462         newDevice->generic.props[idx].lMin        = 0;
 463         newDevice->generic.props[idx].lMax        = 0xffff;
 464         newDevice->generic.props[idx].lSaturation = 0;
 465         newDevice->generic.props[idx].lDeadZone   = newDevice->generic.deadzone;
 466
 467         /* Linux supports force-feedback on X & Y axes only */
 468         if (newDevice->joydev->has_ff && (i == 0 || i == 1))
 469             df->rgodf[idx].dwFlags |= DIDOI_FFACTUATOR;
 470
 471         idx++;
 472     }
 473
 474     /* Buttons can be anywhere, so check all */
 475     for (i = 0; i < KEY_MAX && newDevice->generic.devcaps.dwButtons < WINE_JOYSTICK_MAX_BUTTONS; i++)
 476     {
 477         if (!test_bit(newDevice->joydev->keybits, i)) continue;
 478
 479         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[newDevice->generic.devcaps.dwButtons + 12], df->dwObjSize);
 480         newDevice->buttons[i] = 0x80 | newDevice->generic.devcaps.dwButtons;
 481         df->rgodf[idx  ].pguid = &GUID_Button;
 482         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->generic.devcaps.dwButtons++) | DIDFT_PSHBUTTON;
 483     }
 484     df->dwNumObjs = idx;
 485     newDevice->generic.base.data_format.wine_df = df;
 486
 487     fake_current_js_state(newDevice);
 488
 489     /* Fill the caps */
 490     newDevice->generic.devcaps.dwSize = sizeof(newDevice->generic.devcaps);
 491     newDevice->generic.devcaps.dwFlags = DIDC_ATTACHED;
 492     if (newDevice->generic.base.dinput->dwVersion >= 0x0800)
 493         newDevice->generic.devcaps.dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 494     else
 495         newDevice->generic.devcaps.dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 496
 497     if (newDevice->joydev->has_ff)
 498         newDevice->generic.devcaps.dwFlags |= DIDC_FORCEFEEDBACK;
 499
 500     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->generic.base.dinput);
 501     return newDevice;
 502
 503 failed:
 504     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 505     HeapFree(GetProcessHeap(), 0, df);
 506     HeapFree(GetProcessHeap(), 0, newDevice->generic.axis_map);
 507     HeapFree(GetProcessHeap(), 0, newDevice);
 508     return NULL;
 509 }
 510
 511 /******************************************************************************
 512   *     get_joystick_index : Get the joystick index from a given GUID
 513   */
 514 static unsigned short get_joystick_index(REFGUID guid)
 515 {
 516     GUID wine_joystick = DInput_Wine_Joystick_Base_GUID;
 517     GUID dev_guid = *guid;
 518
 519     wine_joystick.Data3 = 0;
 520     dev_guid.Data3 = 0;
 521
 522     /* for the standard joystick GUID use index 0 */
 523     if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
 524
 525     /* for the wine joystick GUIDs use the index stored in Data3 */
 526     if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3 - DInput_Wine_Joystick_Base_GUID.Data3;
 527
 528     return MAX_JOYDEV;
 529 }
 530
 531 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 532 {
 533     unsigned short index;
 534
 535     find_joydevs();
 536
 537     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 538         have_joydevs && index < have_joydevs)
 539     {
 540         if ((riid == NULL) ||
 541             IsEqualGUID(&IID_IDirectInputDeviceA,  riid) ||
 542             IsEqualGUID(&IID_IDirectInputDevice2A, riid) ||
 543             IsEqualGUID(&IID_IDirectInputDevice7A, riid) ||
 544             IsEqualGUID(&IID_IDirectInputDevice8A, riid))
 545         {
 546             *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, index);
 547             TRACE("Created a Joystick device (%p)\n", *pdev);
 548
 549             if (*pdev == NULL)
 550             {
 551                 ERR("out of memory\n");
 552                 return DIERR_OUTOFMEMORY;
 553             }
 554             return DI_OK;
 555         }
 556
 557         WARN("no interface\n");
 558         return DIERR_NOINTERFACE;
 559     }
 560
 561     return DIERR_DEVICENOTREG;
 562 }
 563
 564
 565 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 566 {
 567     unsigned short index;
 568
 569     find_joydevs();
 570
 571     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 572         have_joydevs && index < have_joydevs)
 573     {
 574         if ((riid == NULL) ||
 575             IsEqualGUID(&IID_IDirectInputDeviceW,  riid) ||
 576             IsEqualGUID(&IID_IDirectInputDevice2W, riid) ||
 577             IsEqualGUID(&IID_IDirectInputDevice7W, riid) ||
 578             IsEqualGUID(&IID_IDirectInputDevice8W, riid))
 579         {
 580             *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, index);
 581             TRACE("Created a Joystick device (%p)\n", *pdev);
 582
 583             if (*pdev == NULL)
 584             {
 585                 ERR("out of memory\n");
 586                 return DIERR_OUTOFMEMORY;
 587             }
 588             return DI_OK;
 589         }
 590         WARN("no interface\n");
 591         return DIERR_NOINTERFACE;
 592     }
 593
 594     WARN("invalid device GUID\n");
 595     return DIERR_DEVICENOTREG;
 596 }
 597
 598 const struct dinput_device joystick_linuxinput_device = {
 599   "Wine Linux-input joystick driver",
 600   joydev_enum_deviceA,
 601   joydev_enum_deviceW,
 602   joydev_create_deviceA,
 603   joydev_create_deviceW
 604 };
 605
 606 /******************************************************************************
 607   *     Acquire : gets exclusive control of the joystick
 608   */
 609 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 610 {
 611     JoystickImpl *This = (JoystickImpl *)iface;
 612     HRESULT res;
 613
 614     TRACE("(this=%p)\n",This);
 615
 616     if ((res = IDirectInputDevice2AImpl_Acquire(iface)) != DI_OK)
 617     {
 618         WARN("Failed to acquire: %x\n", res);
 619         return res;
 620     }
 621
 622     if ((This->joyfd = open(This->joydev->device, O_RDWR)) == -1)
 623     {
 624         if ((This->joyfd = open(This->joydev->device, O_RDONLY)) == -1)
 625         {
 626             /* Couldn't open the device at all */
 627             ERR("Failed to open device %s: %d %s\n", This->joydev->device, errno, strerror(errno));
 628             IDirectInputDevice2AImpl_Unacquire(iface);
 629             return DIERR_NOTFOUND;
 630         }
 631         else
 632         {
 633             /* Couldn't open in r/w but opened in read-only. */
 634             WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 635         }
 636     }
 637     else
 638     {
 639         struct input_event event;
 640
 641         event.type = EV_FF;
 642         event.code = FF_GAIN;
 643         event.value = This->ff_gain;
 644         if (write(This->joyfd, &event, sizeof(event)) == -1)
 645             ERR("Failed to set gain (%i): %d %s\n", This->ff_gain, errno, strerror(errno));
 646         if (!This->ff_autocenter)
 647         {
 648             /* Disable autocenter. */
 649             event.code = FF_AUTOCENTER;
 650             event.value = 0;
 651             if (write(This->joyfd, &event, sizeof(event)) == -1)
 652                 ERR("Failed disabling autocenter: %d %s\n", errno, strerror(errno));
 653         }
 654     }
 655
 656     return DI_OK;
 657 }
 658
 659 /******************************************************************************
 660   *     Unacquire : frees the joystick
 661   */
 662 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 663 {
 664     JoystickImpl *This = (JoystickImpl *)iface;
 665     HRESULT res;
 666
 667     TRACE("(this=%p)\n",This);
 668     res = IDirectInputDevice2AImpl_Unacquire(iface);
 669     if (res==DI_OK && This->joyfd!=-1) {
 670       effect_list_item *itr;
 671       struct input_event event;
 672
 673       /* For each known effect:
 674        * - stop it
 675        * - unload it
 676        * But, unlike DISFFC_RESET, do not release the effect.
 677        */
 678       LIST_FOR_EACH_ENTRY(itr, &This->ff_effects, effect_list_item, entry) {
 679           IDirectInputEffect_Stop(itr->ref);
 680           IDirectInputEffect_Unload(itr->ref);
 681       }
 682
 683       /* Enable autocenter. */
 684       event.type = EV_FF;
 685       event.code = FF_AUTOCENTER;
 686       /* TODO: Read autocenter strengh before disabling it, and use it here
 687        * instead of 0xFFFF (maximum strengh).
 688        */
 689       event.value = 0xFFFF;
 690       if (write(This->joyfd, &event, sizeof(event)) == -1)
 691         ERR("Failed to set autocenter to %04x: %d %s\n", event.value, errno, strerror(errno));
 692
 693       close(This->joyfd);
 694       This->joyfd = -1;
 695     }
 696     return res;
 697 }
 698
 699 /*
 700  * set the current state of the js device as it would be with the middle
 701  * values on the axes
 702  */
 703 #define CENTER_AXIS(a) \
 704     (ji->dev_axes_to_di[a] == -1 ? 0 : joystick_map_axis( &ji->generic.props[ji->dev_axes_to_di[a]], \
 705                                                           ji->joydev->axes[a].value ))
 706 static void fake_current_js_state(JoystickImpl *ji)
 707 {
 708     int i;
 709
 710     /* center the axes */
 711     ji->generic.js.lX           = CENTER_AXIS(ABS_X);
 712     ji->generic.js.lY           = CENTER_AXIS(ABS_Y);
 713     ji->generic.js.lZ           = CENTER_AXIS(ABS_Z);
 714     ji->generic.js.lRx          = CENTER_AXIS(ABS_RX);
 715     ji->generic.js.lRy          = CENTER_AXIS(ABS_RY);
 716     ji->generic.js.lRz          = CENTER_AXIS(ABS_RZ);
 717     ji->generic.js.rglSlider[0] = CENTER_AXIS(ABS_THROTTLE);
 718     ji->generic.js.rglSlider[1] = CENTER_AXIS(ABS_RUDDER);
 719
 720     /* POV center is -1 */
 721     for (i = 0; i < 4; i++)
 722         ji->generic.js.rgdwPOV[i] = -1;
 723 }
 724 #undef CENTER_AXIS
 725
 726 /* convert wine format offset to user format object index */
 727 static void joy_polldev(JoystickGenericImpl *iface)
 728 {
 729     struct pollfd plfd;
 730     struct input_event ie;
 731     JoystickImpl *This = (JoystickImpl*) iface;
 732
 733     if (This->joyfd==-1)
 734         return;
 735
 736     while (1)
 737     {
 738         LONG value = 0;
 739         int inst_id = -1;
 740
 741         plfd.fd = This->joyfd;
 742         plfd.events = POLLIN;
 743
 744         if (poll(&plfd,1,0) != 1)
 745             return;
 746
 747         /* we have one event, so we can read */
 748         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 749             return;
 750
 751         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 752         switch (ie.type) {
 753         case EV_KEY:    /* button */
 754         {
 755             int btn = This->buttons[ie.code];
 756
 757             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 758             if (btn & 0x80)
 759             {
 760                 btn &= 0x7F;
 761                 inst_id = DIDFT_MAKEINSTANCE(btn) | DIDFT_PSHBUTTON;
 762                 This->generic.js.rgbButtons[btn] = value = ie.value ? 0x80 : 0x00;
 763             }
 764             break;
 765         }
 766         case EV_ABS:
 767         {
 768             int axis = This->dev_axes_to_di[ie.code];
 769
 770             /* User axis remapping */
 771             if (axis < 0) break;
 772             axis = This->generic.axis_map[axis];
 773             if (axis < 0) break;
 774
 775             inst_id = DIDFT_MAKEINSTANCE(axis) | (axis < 8 ? DIDFT_ABSAXIS : DIDFT_POV);
 776             value = joystick_map_axis(&This->generic.props[id_to_object(This->generic.base.data_format.wine_df, inst_id)], ie.value);
 777
 778             switch (axis) {
 779             case 0: This->generic.js.lX  = value; break;
 780             case 1: This->generic.js.lY  = value; break;
 781             case 2: This->generic.js.lZ  = value; break;
 782             case 3: This->generic.js.lRx = value; break;
 783             case 4: This->generic.js.lRy = value; break;
 784             case 5: This->generic.js.lRz = value; break;
 785             case 6: This->generic.js.rglSlider[0] = value; break;
 786             case 7: This->generic.js.rglSlider[1] = value; break;
 787             case 8: case 9: case 10: case 11:
 788             {
 789                 int idx = axis - 8;
 790
 791                 if (ie.code % 2)
 792                     This->povs[idx].y = ie.value;
 793                 else
 794                     This->povs[idx].x = ie.value;
 795
 796                 This->generic.js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
 797                 break;
 798             }
 799             default:
 800                 FIXME("unhandled joystick axis event (code %d, value %d)\n",ie.code,ie.value);
 801             }
 802             break;
 803         }
 804 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 805         case EV_FF_STATUS:
 806             This->ff_state = ie.value;
 807             break;
 808 #endif
 809 #ifdef EV_SYN
 810         case EV_SYN:
 811             /* there is nothing to do */
 812             break;
 813 #endif
 814         default:
 815             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 816             break;
 817         }
 818         if (inst_id >= 0)
 819             queue_event((LPDIRECTINPUTDEVICE8A)This,
 820                         id_to_offset(&This->generic.base.data_format, inst_id),
 821                         value, ie.time.tv_usec, This->generic.base.dinput->evsequence++);
 822     }
 823 }
 824
 825 /******************************************************************************
 826   *     SetProperty : change input device properties
 827   */
 828 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 829                                             REFGUID rguid,
 830                                             LPCDIPROPHEADER ph)
 831 {
 832   JoystickImpl *This = (JoystickImpl *)iface;
 833
 834   if (!ph) {
 835     WARN("invalid argument\n");
 836     return DIERR_INVALIDPARAM;
 837   }
 838
 839   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 840   TRACE("ph.dwSize = %d, ph.dwHeaderSize =%d, ph.dwObj = %d, ph.dwHow= %d\n",
 841         ph->dwSize, ph->dwHeaderSize, ph->dwObj, ph->dwHow);
 842
 843   if (!HIWORD(rguid)) {
 844     switch (LOWORD(rguid)) {
 845     case (DWORD_PTR)DIPROP_CALIBRATIONMODE: {
 846       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 847       FIXME("DIPROP_CALIBRATIONMODE(%d)\n", pd->dwData);
 848       break;
 849     }
 850     case (DWORD_PTR)DIPROP_AUTOCENTER: {
 851       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 852
 853       TRACE("autocenter(%d)\n", pd->dwData);
 854       This->ff_autocenter = pd->dwData == DIPROPAUTOCENTER_ON;
 855
 856       break;
 857     }
 858     case (DWORD_PTR)DIPROP_FFGAIN: {
 859       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 860
 861       TRACE("DIPROP_FFGAIN(%d)\n", pd->dwData);
 862       This->ff_gain = MulDiv(pd->dwData, 0xFFFF, 10000);
 863       if (This->generic.base.acquired) {
 864         /* Update immediately. */
 865         struct input_event event;
 866
 867         event.type = EV_FF;
 868         event.code = FF_GAIN;
 869         event.value = This->ff_gain;
 870         if (write(This->joyfd, &event, sizeof(event)) == -1)
 871           ERR("Failed to set gain (%i): %d %s\n", This->ff_gain, errno, strerror(errno));
 872       }
 873       break;
 874     }
 875     default:
 876       return JoystickAGenericImpl_SetProperty(iface, rguid, ph);
 877     }
 878   }
 879   return DI_OK;
 880 }
 881
 882 /******************************************************************************
 883   *     GetProperty : get input device properties
 884   */
 885 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 886                                                 REFGUID rguid,
 887                                                 LPDIPROPHEADER pdiph)
 888 {
 889     JoystickImpl *This = (JoystickImpl *)iface;
 890
 891     TRACE("(this=%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 892     _dump_DIPROPHEADER(pdiph);
 893
 894     if (HIWORD(rguid)) return DI_OK;
 895
 896     switch (LOWORD(rguid)) {
 897     case (DWORD_PTR) DIPROP_AUTOCENTER:
 898     {
 899         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 900
 901         pd->dwData = This->ff_autocenter ? DIPROPAUTOCENTER_ON : DIPROPAUTOCENTER_OFF;
 902         TRACE("autocenter(%d)\n", pd->dwData);
 903         break;
 904     }
 905     case (DWORD_PTR) DIPROP_FFGAIN:
 906     {
 907         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 908
 909         pd->dwData = MulDiv(This->ff_gain, 10000, 0xFFFF);
 910         TRACE("DIPROP_FFGAIN(%d)\n", pd->dwData);
 911         break;
 912     }
 913
 914     default:
 915         return JoystickAGenericImpl_GetProperty(iface, rguid, pdiph);
 916     }
 917
 918     return DI_OK;
 919 }
 920
 921 /******************************************************************************
 922   *     CreateEffect - Create a new FF effect with the specified params
 923   */
 924 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
 925                                                  REFGUID rguid,
 926                                                  LPCDIEFFECT lpeff,
 927                                                  LPDIRECTINPUTEFFECT *ppdef,
 928                                                  LPUNKNOWN pUnkOuter)
 929 {
 930 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 931     effect_list_item* new_effect = NULL;
 932     HRESULT retval = DI_OK;
 933 #endif
 934
 935     JoystickImpl* This = (JoystickImpl*)iface;
 936     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
 937
 938 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 939     TRACE("not available (compiled w/o ff support)\n");
 940     *ppdef = NULL;
 941     return DI_OK;
 942 #else
 943
 944     if (!(new_effect = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_effect))))
 945         return DIERR_OUTOFMEMORY;
 946
 947     retval = linuxinput_create_effect(&This->joyfd, rguid, &new_effect->entry, &new_effect->ref);
 948     if (retval != DI_OK)
 949     {
 950         HeapFree(GetProcessHeap(), 0, new_effect);
 951         return retval;
 952     }
 953
 954     if (lpeff != NULL)
 955     {
 956         retval = IDirectInputEffect_SetParameters(new_effect->ref, lpeff, 0);
 957
 958         if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
 959         {
 960             HeapFree(GetProcessHeap(), 0, new_effect);
 961             return retval;
 962         }
 963     }
 964
 965     list_add_tail(&This->ff_effects, &new_effect->entry);
 966     *ppdef = new_effect->ref;
 967
 968     if (pUnkOuter != NULL)
 969         FIXME("Interface aggregation not implemented.\n");
 970
 971     return DI_OK;
 972
 973 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
 974 }
 975
 976 /*******************************************************************************
 977  *      EnumEffects - Enumerate available FF effects
 978  */
 979 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
 980                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
 981                                                 LPVOID pvRef,
 982                                                 DWORD dwEffType)
 983 {
 984 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 985     DIEFFECTINFOA dei; /* feif */
 986     DWORD type = DIEFT_GETTYPE(dwEffType);
 987     JoystickImpl* This = (JoystickImpl*)iface;
 988
 989     TRACE("(this=%p,%p,%d) type=%d\n", This, pvRef, dwEffType, type);
 990
 991     dei.dwSize = sizeof(DIEFFECTINFOA);
 992
 993     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
 994         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
 995         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
 996         (*lpCallback)(&dei, pvRef);
 997     }
 998
 999     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1000         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1001         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1002             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1003             (*lpCallback)(&dei, pvRef);
1004         }
1005         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1006             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1007             (*lpCallback)(&dei, pvRef);
1008         }
1009         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1010             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1011             (*lpCallback)(&dei, pvRef);
1012         }
1013         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1014             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1015             (*lpCallback)(&dei, pvRef);
1016         }
1017         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1018             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1019             (*lpCallback)(&dei, pvRef);
1020         }
1021     }
1022
1023     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1024         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1025         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1026         (*lpCallback)(&dei, pvRef);
1027     }
1028
1029     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1030         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1031             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1032             (*lpCallback)(&dei, pvRef);
1033         }
1034         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1035             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1036             (*lpCallback)(&dei, pvRef);
1037         }
1038         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1039             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1040             (*lpCallback)(&dei, pvRef);
1041         }
1042         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1043             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1044             (*lpCallback)(&dei, pvRef);
1045         }
1046     }
1047
1048 #endif
1049
1050     return DI_OK;
1051 }
1052
1053 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1054                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1055                                                 LPVOID pvRef,
1056                                                 DWORD dwEffType)
1057 {
1058 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1059     /* seems silly to duplicate all this code but all the structures and functions
1060      * are actually different (A/W) */
1061     DIEFFECTINFOW dei; /* feif */
1062     DWORD type = DIEFT_GETTYPE(dwEffType);
1063     JoystickImpl* This = (JoystickImpl*)iface;
1064     int xfd = This->joyfd;
1065
1066     TRACE("(this=%p,%p,%d) type=%d fd=%d\n", This, pvRef, dwEffType, type, xfd);
1067
1068     dei.dwSize = sizeof(DIEFFECTINFOW);
1069
1070     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1071         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1072         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1073         (*lpCallback)(&dei, pvRef);
1074     }
1075
1076     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1077         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1078         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1079             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1080             (*lpCallback)(&dei, pvRef);
1081         }
1082         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1083             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1084             (*lpCallback)(&dei, pvRef);
1085         }
1086         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1087             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1088             (*lpCallback)(&dei, pvRef);
1089         }
1090         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1091             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1092             (*lpCallback)(&dei, pvRef);
1093         }
1094         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1095             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1096             (*lpCallback)(&dei, pvRef);
1097         }
1098     }
1099
1100     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1101         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1102         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1103         (*lpCallback)(&dei, pvRef);
1104     }
1105
1106     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1107         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1108             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1109             (*lpCallback)(&dei, pvRef);
1110         }
1111         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1112             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1113             (*lpCallback)(&dei, pvRef);
1114         }
1115         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1116             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1117             (*lpCallback)(&dei, pvRef);
1118         }
1119         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1120             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1121             (*lpCallback)(&dei, pvRef);
1122         }
1123     }
1124
1125     /* return to unacquired state if that's where it was */
1126     if (xfd == -1)
1127         IDirectInputDevice8_Unacquire(iface);
1128 #endif
1129
1130     return DI_OK;
1131 }
1132
1133 /*******************************************************************************
1134  *      GetEffectInfo - Get information about a particular effect
1135  */
1136 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1137                                                   LPDIEFFECTINFOA pdei,
1138                                                   REFGUID guid)
1139 {
1140     JoystickImpl* This = (JoystickImpl*)iface;
1141
1142     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1143
1144 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1145     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1146 #else
1147     return DI_OK;
1148 #endif
1149 }
1150
1151 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1152                                                   LPDIEFFECTINFOW pdei,
1153                                                   REFGUID guid)
1154 {
1155     JoystickImpl* This = (JoystickImpl*)iface;
1156
1157     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1158
1159 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1160     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1161 #else
1162     return DI_OK;
1163 #endif
1164 }
1165
1166 /*******************************************************************************
1167  *      GetForceFeedbackState - Get information about the device's FF state
1168  */
1169 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1170         LPDIRECTINPUTDEVICE8A iface,
1171         LPDWORD pdwOut)
1172 {
1173     JoystickImpl* This = (JoystickImpl*)iface;
1174
1175     TRACE("(this=%p,%p)\n", This, pdwOut);
1176
1177     (*pdwOut) = 0;
1178
1179 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1180     /* DIGFFS_STOPPED is the only mandatory flag to report */
1181     if (This->ff_state == FF_STATUS_STOPPED)
1182         (*pdwOut) |= DIGFFS_STOPPED;
1183 #endif
1184
1185     return DI_OK;
1186 }
1187
1188 /*******************************************************************************
1189  *      SendForceFeedbackCommand - Send a command to the device's FF system
1190  */
1191 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1192         LPDIRECTINPUTDEVICE8A iface,
1193         DWORD dwFlags)
1194 {
1195     JoystickImpl* This = (JoystickImpl*)iface;
1196     TRACE("(this=%p,%d)\n", This, dwFlags);
1197
1198 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1199     switch (dwFlags)
1200     {
1201     case DISFFC_STOPALL:
1202     {
1203         /* Stop all effects */
1204         effect_list_item *itr;
1205
1206         LIST_FOR_EACH_ENTRY(itr, &This->ff_effects, effect_list_item, entry)
1207             IDirectInputEffect_Stop(itr->ref);
1208         break;
1209     }
1210
1211     case DISFFC_RESET:
1212     {
1213         effect_list_item *itr, *ptr;
1214
1215         /* Stop, unload, release and free all effects */
1216         /* This returns the device to its "bare" state */
1217         LIST_FOR_EACH_ENTRY_SAFE(itr, ptr, &This->ff_effects, effect_list_item, entry)
1218             IDirectInputEffect_Release(itr->ref);
1219         break;
1220     }
1221     case DISFFC_PAUSE:
1222     case DISFFC_CONTINUE:
1223         FIXME("No support for Pause or Continue in linux\n");
1224         break;
1225
1226     case DISFFC_SETACTUATORSOFF:
1227     case DISFFC_SETACTUATORSON:
1228         FIXME("No direct actuator control in linux\n");
1229         break;
1230
1231     default:
1232         FIXME("Unknown Force Feedback Command!\n");
1233         return DIERR_INVALIDPARAM;
1234     }
1235     return DI_OK;
1236 #else
1237     return DIERR_UNSUPPORTED;
1238 #endif
1239 }
1240
1241 /*******************************************************************************
1242  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1243  *              created for this device.
1244  */
1245 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1246         LPDIRECTINPUTDEVICE8A iface,
1247         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1248         LPVOID pvRef,
1249         DWORD dwFlags)
1250 {
1251     /* this function is safe to call on non-ff-enabled builds */
1252     JoystickImpl* This = (JoystickImpl*)iface;
1253     effect_list_item *itr, *ptr;
1254
1255     TRACE("(this=%p,%p,%p,%d)\n", This, lpCallback, pvRef, dwFlags);
1256
1257     if (!lpCallback)
1258         return DIERR_INVALIDPARAM;
1259
1260     if (dwFlags != 0)
1261         FIXME("Flags specified, but no flags exist yet (DX9)!\n");
1262
1263     LIST_FOR_EACH_ENTRY_SAFE(itr, ptr, &This->ff_effects, effect_list_item, entry)
1264         (*lpCallback)(itr->ref, pvRef);
1265
1266     return DI_OK;
1267 }
1268
1269 /******************************************************************************
1270   *     GetDeviceInfo : get information about a device's identity
1271   */
1272 static HRESULT WINAPI JoystickAImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8A iface,
1273                                                   LPDIDEVICEINSTANCEA pdidi)
1274 {
1275     JoystickImpl *This = (JoystickImpl *)iface;
1276
1277     TRACE("(%p) %p\n", This, pdidi);
1278
1279     if (pdidi == NULL) return E_POINTER;
1280     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3A)) &&
1281         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA)))
1282         return DIERR_INVALIDPARAM;
1283
1284     fill_joystick_dideviceinstanceA(pdidi, This->generic.base.dinput->dwVersion,
1285                                     get_joystick_index(&This->generic.base.guid));
1286     return DI_OK;
1287 }
1288
1289 static HRESULT WINAPI JoystickWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface,
1290                                                   LPDIDEVICEINSTANCEW pdidi)
1291 {
1292     JoystickImpl *This = (JoystickImpl *)iface;
1293
1294     TRACE("(%p) %p\n", This, pdidi);
1295
1296     if (pdidi == NULL) return E_POINTER;
1297     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
1298         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW)))
1299         return DIERR_INVALIDPARAM;
1300
1301     fill_joystick_dideviceinstanceW(pdidi, This->generic.base.dinput->dwVersion,
1302                                     get_joystick_index(&This->generic.base.guid));
1303     return DI_OK;
1304 }
1305
1306 static const IDirectInputDevice8AVtbl JoystickAvt =
1307 {
1308         IDirectInputDevice2AImpl_QueryInterface,
1309         IDirectInputDevice2AImpl_AddRef,
1310         IDirectInputDevice2AImpl_Release,
1311         JoystickAGenericImpl_GetCapabilities,
1312         IDirectInputDevice2AImpl_EnumObjects,
1313         JoystickAImpl_GetProperty,
1314         JoystickAImpl_SetProperty,
1315         JoystickAImpl_Acquire,
1316         JoystickAImpl_Unacquire,
1317         JoystickAGenericImpl_GetDeviceState,
1318         IDirectInputDevice2AImpl_GetDeviceData,
1319         IDirectInputDevice2AImpl_SetDataFormat,
1320         IDirectInputDevice2AImpl_SetEventNotification,
1321         IDirectInputDevice2AImpl_SetCooperativeLevel,
1322         JoystickAGenericImpl_GetObjectInfo,
1323         JoystickAImpl_GetDeviceInfo,
1324         IDirectInputDevice2AImpl_RunControlPanel,
1325         IDirectInputDevice2AImpl_Initialize,
1326         JoystickAImpl_CreateEffect,
1327         JoystickAImpl_EnumEffects,
1328         JoystickAImpl_GetEffectInfo,
1329         JoystickAImpl_GetForceFeedbackState,
1330         JoystickAImpl_SendForceFeedbackCommand,
1331         JoystickAImpl_EnumCreatedEffectObjects,
1332         IDirectInputDevice2AImpl_Escape,
1333         JoystickAGenericImpl_Poll,
1334         IDirectInputDevice2AImpl_SendDeviceData,
1335         IDirectInputDevice7AImpl_EnumEffectsInFile,
1336         IDirectInputDevice7AImpl_WriteEffectToFile,
1337         IDirectInputDevice8AImpl_BuildActionMap,
1338         IDirectInputDevice8AImpl_SetActionMap,
1339         IDirectInputDevice8AImpl_GetImageInfo
1340 };
1341
1342 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1343 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1344 #else
1345 # define XCAST(fun)     (void*)
1346 #endif
1347
1348 static const IDirectInputDevice8WVtbl JoystickWvt =
1349 {
1350         IDirectInputDevice2WImpl_QueryInterface,
1351         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1352         XCAST(Release)IDirectInputDevice2AImpl_Release,
1353         XCAST(GetCapabilities)JoystickAGenericImpl_GetCapabilities,
1354         IDirectInputDevice2WImpl_EnumObjects,
1355         XCAST(GetProperty)JoystickAImpl_GetProperty,
1356         XCAST(SetProperty)JoystickAImpl_SetProperty,
1357         XCAST(Acquire)JoystickAImpl_Acquire,
1358         XCAST(Unacquire)JoystickAImpl_Unacquire,
1359         XCAST(GetDeviceState)JoystickAGenericImpl_GetDeviceState,
1360         XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
1361         XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
1362         XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
1363         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1364         JoystickWGenericImpl_GetObjectInfo,
1365         JoystickWImpl_GetDeviceInfo,
1366         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1367         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1368         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1369         JoystickWImpl_EnumEffects,
1370         JoystickWImpl_GetEffectInfo,
1371         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1372         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1373         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1374         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1375         XCAST(Poll)JoystickAGenericImpl_Poll,
1376         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1377         IDirectInputDevice7WImpl_EnumEffectsInFile,
1378         IDirectInputDevice7WImpl_WriteEffectToFile,
1379         IDirectInputDevice8WImpl_BuildActionMap,
1380         IDirectInputDevice8WImpl_SetActionMap,
1381         IDirectInputDevice8WImpl_GetImageInfo
1382 };
1383 #undef XCAST
1384
1385 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1386
1387 const struct dinput_device joystick_linuxinput_device = {
1388   "Wine Linux-input joystick driver",
1389   NULL,
1390   NULL,
1391   NULL,
1392   NULL
1393 };
1394
1395 #endif  /* HAVE_CORRECT_LINUXINPUT_H */