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     int default_axis_map[WINE_JOYSTICK_MAX_AXES + WINE_JOYSTICK_MAX_POVS*2];
 382
 383     newDevice = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(JoystickImpl));
 384     if (!newDevice) return NULL;
 385
 386     newDevice->generic.base.lpVtbl = jvt;
 387     newDevice->generic.base.ref    = 1;
 388     newDevice->generic.base.guid   = *rguid;
 389     newDevice->generic.base.dinput = dinput;
 390     newDevice->generic.joy_polldev = joy_polldev;
 391     newDevice->joyfd       = -1;
 392     newDevice->joydev      = &joydevs[index];
 393     newDevice->generic.name        = newDevice->joydev->name;
 394     list_init(&newDevice->ff_effects);
 395 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 396     newDevice->ff_state    = FF_STATUS_STOPPED;
 397 #endif
 398     /* There is no way in linux to query force feedback autocenter status.
 399        Instead, track it with ff_autocenter, and assume it's initialy
 400        enabled. */
 401     newDevice->ff_autocenter = 1;
 402     newDevice->ff_gain = 0xFFFF;
 403     InitializeCriticalSection(&newDevice->generic.base.crit);
 404     newDevice->generic.base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->base.crit");
 405
 406     /* Count number of available axes - supported Axis & POVs */
 407     for (i = 0; i < WINE_JOYSTICK_MAX_AXES; i++)
 408     {
 409         if (test_bit(newDevice->joydev->absbits, i))
 410         {
 411             newDevice->generic.device_axis_count++;
 412             newDevice->dev_axes_to_di[i] = idx;
 413             newDevice->generic.props[idx].lDevMin = newDevice->joydev->axes[i].minimum;
 414             newDevice->generic.props[idx].lDevMax = newDevice->joydev->axes[i].maximum;
 415             default_axis_map[idx] = i;
 416             idx++;
 417         }
 418         else
 419             newDevice->dev_axes_to_di[i] = -1;
 420     }
 421
 422     for (i = 0; i < WINE_JOYSTICK_MAX_POVS; i++)
 423     {
 424         if (test_bit(newDevice->joydev->absbits, ABS_HAT0X + i * 2) &&
 425             test_bit(newDevice->joydev->absbits, ABS_HAT0Y + i * 2))
 426         {
 427             newDevice->generic.device_axis_count += 2;
 428             newDevice->generic.props[idx  ].lDevMin = newDevice->joydev->axes[ABS_HAT0X + i * 2].minimum;
 429             newDevice->generic.props[idx  ].lDevMax = newDevice->joydev->axes[ABS_HAT0X + i * 2].maximum;
 430             newDevice->dev_axes_to_di[ABS_HAT0X + i * 2] = idx;
 431             newDevice->generic.props[idx+1].lDevMin = newDevice->joydev->axes[ABS_HAT0Y + i * 2].minimum;
 432             newDevice->generic.props[idx+1].lDevMax = newDevice->joydev->axes[ABS_HAT0Y + i * 2].maximum;
 433             newDevice->dev_axes_to_di[ABS_HAT0Y + i * 2] = idx + 1;
 434
 435             default_axis_map[idx] = default_axis_map[idx + 1] = WINE_JOYSTICK_MAX_AXES + i;
 436             idx += 2;
 437         }
 438         else
 439             newDevice->dev_axes_to_di[ABS_HAT0X + i * 2] = newDevice->dev_axes_to_di[ABS_HAT0Y + i * 2] = -1;
 440     }
 441
 442     /* do any user specified configuration */
 443     if (setup_dinput_options(&newDevice->generic, default_axis_map) != DI_OK) goto failed;
 444
 445     /* Create copy of default data format */
 446     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto failed;
 447     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 448     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 449
 450
 451     /* Construct internal data format */
 452
 453     /* Supported Axis & POVs */
 454     for (i = 0, idx = 0; i < newDevice->generic.device_axis_count; i++)
 455     {
 456         int wine_obj = newDevice->generic.axis_map[i];
 457
 458         if (wine_obj < 0) continue;
 459
 460         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[wine_obj], df->dwObjSize);
 461         if (wine_obj < 8)
 462             df->rgodf[idx].dwType = DIDFT_MAKEINSTANCE(wine_obj) | DIDFT_ABSAXIS;
 463         else
 464         {
 465             df->rgodf[idx].dwType = DIDFT_MAKEINSTANCE(wine_obj - 8) | DIDFT_POV;
 466             i++; /* POV takes 2 axes */
 467         }
 468
 469         newDevice->generic.props[idx].lMin        = 0;
 470         newDevice->generic.props[idx].lMax        = 0xffff;
 471         newDevice->generic.props[idx].lSaturation = 0;
 472         newDevice->generic.props[idx].lDeadZone   = newDevice->generic.deadzone;
 473
 474         /* Linux supports force-feedback on X & Y axes only */
 475         if (newDevice->joydev->has_ff && (i == 0 || i == 1))
 476             df->rgodf[idx].dwFlags |= DIDOI_FFACTUATOR;
 477
 478         idx++;
 479     }
 480
 481     /* Buttons can be anywhere, so check all */
 482     for (i = 0; i < KEY_MAX && newDevice->generic.devcaps.dwButtons < WINE_JOYSTICK_MAX_BUTTONS; i++)
 483     {
 484         if (!test_bit(newDevice->joydev->keybits, i)) continue;
 485
 486         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[newDevice->generic.devcaps.dwButtons + 12], df->dwObjSize);
 487         newDevice->buttons[i] = 0x80 | newDevice->generic.devcaps.dwButtons;
 488         df->rgodf[idx  ].pguid = &GUID_Button;
 489         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->generic.devcaps.dwButtons++) | DIDFT_PSHBUTTON;
 490     }
 491     df->dwNumObjs = idx;
 492     newDevice->generic.base.data_format.wine_df = df;
 493
 494     fake_current_js_state(newDevice);
 495
 496     /* Fill the caps */
 497     newDevice->generic.devcaps.dwSize = sizeof(newDevice->generic.devcaps);
 498     newDevice->generic.devcaps.dwFlags = DIDC_ATTACHED;
 499     if (newDevice->generic.base.dinput->dwVersion >= 0x0800)
 500         newDevice->generic.devcaps.dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 501     else
 502         newDevice->generic.devcaps.dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 503
 504     if (newDevice->joydev->has_ff)
 505         newDevice->generic.devcaps.dwFlags |= DIDC_FORCEFEEDBACK;
 506
 507     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->generic.base.dinput);
 508     return newDevice;
 509
 510 failed:
 511     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 512     HeapFree(GetProcessHeap(), 0, df);
 513     HeapFree(GetProcessHeap(), 0, newDevice->generic.axis_map);
 514     HeapFree(GetProcessHeap(), 0, newDevice);
 515     return NULL;
 516 }
 517
 518 /******************************************************************************
 519   *     get_joystick_index : Get the joystick index from a given GUID
 520   */
 521 static unsigned short get_joystick_index(REFGUID guid)
 522 {
 523     GUID wine_joystick = DInput_Wine_Joystick_Base_GUID;
 524     GUID dev_guid = *guid;
 525
 526     wine_joystick.Data3 = 0;
 527     dev_guid.Data3 = 0;
 528
 529     /* for the standard joystick GUID use index 0 */
 530     if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
 531
 532     /* for the wine joystick GUIDs use the index stored in Data3 */
 533     if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3 - DInput_Wine_Joystick_Base_GUID.Data3;
 534
 535     return MAX_JOYDEV;
 536 }
 537
 538 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 539 {
 540     unsigned short index;
 541
 542     find_joydevs();
 543
 544     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 545         have_joydevs && index < have_joydevs)
 546     {
 547         if ((riid == NULL) ||
 548             IsEqualGUID(&IID_IDirectInputDeviceA,  riid) ||
 549             IsEqualGUID(&IID_IDirectInputDevice2A, riid) ||
 550             IsEqualGUID(&IID_IDirectInputDevice7A, riid) ||
 551             IsEqualGUID(&IID_IDirectInputDevice8A, riid))
 552         {
 553             *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, index);
 554             TRACE("Created a Joystick device (%p)\n", *pdev);
 555
 556             if (*pdev == NULL)
 557             {
 558                 ERR("out of memory\n");
 559                 return DIERR_OUTOFMEMORY;
 560             }
 561             return DI_OK;
 562         }
 563
 564         WARN("no interface\n");
 565         return DIERR_NOINTERFACE;
 566     }
 567
 568     return DIERR_DEVICENOTREG;
 569 }
 570
 571
 572 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 573 {
 574     unsigned short index;
 575
 576     find_joydevs();
 577
 578     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 579         have_joydevs && index < have_joydevs)
 580     {
 581         if ((riid == NULL) ||
 582             IsEqualGUID(&IID_IDirectInputDeviceW,  riid) ||
 583             IsEqualGUID(&IID_IDirectInputDevice2W, riid) ||
 584             IsEqualGUID(&IID_IDirectInputDevice7W, riid) ||
 585             IsEqualGUID(&IID_IDirectInputDevice8W, riid))
 586         {
 587             *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, index);
 588             TRACE("Created a Joystick device (%p)\n", *pdev);
 589
 590             if (*pdev == NULL)
 591             {
 592                 ERR("out of memory\n");
 593                 return DIERR_OUTOFMEMORY;
 594             }
 595             return DI_OK;
 596         }
 597         WARN("no interface\n");
 598         return DIERR_NOINTERFACE;
 599     }
 600
 601     WARN("invalid device GUID\n");
 602     return DIERR_DEVICENOTREG;
 603 }
 604
 605 const struct dinput_device joystick_linuxinput_device = {
 606   "Wine Linux-input joystick driver",
 607   joydev_enum_deviceA,
 608   joydev_enum_deviceW,
 609   joydev_create_deviceA,
 610   joydev_create_deviceW
 611 };
 612
 613 /******************************************************************************
 614   *     Acquire : gets exclusive control of the joystick
 615   */
 616 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 617 {
 618     JoystickImpl *This = (JoystickImpl *)iface;
 619     HRESULT res;
 620
 621     TRACE("(this=%p)\n",This);
 622
 623     if ((res = IDirectInputDevice2AImpl_Acquire(iface)) != DI_OK)
 624     {
 625         WARN("Failed to acquire: %x\n", res);
 626         return res;
 627     }
 628
 629     if ((This->joyfd = open(This->joydev->device, O_RDWR)) == -1)
 630     {
 631         if ((This->joyfd = open(This->joydev->device, O_RDONLY)) == -1)
 632         {
 633             /* Couldn't open the device at all */
 634             ERR("Failed to open device %s: %d %s\n", This->joydev->device, errno, strerror(errno));
 635             IDirectInputDevice2AImpl_Unacquire(iface);
 636             return DIERR_NOTFOUND;
 637         }
 638         else
 639         {
 640             /* Couldn't open in r/w but opened in read-only. */
 641             WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 642         }
 643     }
 644     else
 645     {
 646         struct input_event event;
 647
 648         event.type = EV_FF;
 649         event.code = FF_GAIN;
 650         event.value = This->ff_gain;
 651         if (write(This->joyfd, &event, sizeof(event)) == -1)
 652             ERR("Failed to set gain (%i): %d %s\n", This->ff_gain, errno, strerror(errno));
 653         if (!This->ff_autocenter)
 654         {
 655             /* Disable autocenter. */
 656             event.code = FF_AUTOCENTER;
 657             event.value = 0;
 658             if (write(This->joyfd, &event, sizeof(event)) == -1)
 659                 ERR("Failed disabling autocenter: %d %s\n", errno, strerror(errno));
 660         }
 661     }
 662
 663     return DI_OK;
 664 }
 665
 666 /******************************************************************************
 667   *     Unacquire : frees the joystick
 668   */
 669 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 670 {
 671     JoystickImpl *This = (JoystickImpl *)iface;
 672     HRESULT res;
 673
 674     TRACE("(this=%p)\n",This);
 675     res = IDirectInputDevice2AImpl_Unacquire(iface);
 676     if (res==DI_OK && This->joyfd!=-1) {
 677       effect_list_item *itr;
 678       struct input_event event;
 679
 680       /* For each known effect:
 681        * - stop it
 682        * - unload it
 683        * But, unlike DISFFC_RESET, do not release the effect.
 684        */
 685       LIST_FOR_EACH_ENTRY(itr, &This->ff_effects, effect_list_item, entry) {
 686           IDirectInputEffect_Stop(itr->ref);
 687           IDirectInputEffect_Unload(itr->ref);
 688       }
 689
 690       /* Enable autocenter. */
 691       event.type = EV_FF;
 692       event.code = FF_AUTOCENTER;
 693       /* TODO: Read autocenter strengh before disabling it, and use it here
 694        * instead of 0xFFFF (maximum strengh).
 695        */
 696       event.value = 0xFFFF;
 697       if (write(This->joyfd, &event, sizeof(event)) == -1)
 698         ERR("Failed to set autocenter to %04x: %d %s\n", event.value, errno, strerror(errno));
 699
 700       close(This->joyfd);
 701       This->joyfd = -1;
 702     }
 703     return res;
 704 }
 705
 706 /*
 707  * set the current state of the js device as it would be with the middle
 708  * values on the axes
 709  */
 710 #define CENTER_AXIS(a) \
 711     (ji->dev_axes_to_di[a] == -1 ? 0 : joystick_map_axis( &ji->generic.props[ji->dev_axes_to_di[a]], \
 712                                                           ji->joydev->axes[a].value ))
 713 static void fake_current_js_state(JoystickImpl *ji)
 714 {
 715     int i;
 716
 717     /* center the axes */
 718     ji->generic.js.lX           = CENTER_AXIS(ABS_X);
 719     ji->generic.js.lY           = CENTER_AXIS(ABS_Y);
 720     ji->generic.js.lZ           = CENTER_AXIS(ABS_Z);
 721     ji->generic.js.lRx          = CENTER_AXIS(ABS_RX);
 722     ji->generic.js.lRy          = CENTER_AXIS(ABS_RY);
 723     ji->generic.js.lRz          = CENTER_AXIS(ABS_RZ);
 724     ji->generic.js.rglSlider[0] = CENTER_AXIS(ABS_THROTTLE);
 725     ji->generic.js.rglSlider[1] = CENTER_AXIS(ABS_RUDDER);
 726
 727     /* POV center is -1 */
 728     for (i = 0; i < 4; i++)
 729         ji->generic.js.rgdwPOV[i] = -1;
 730 }
 731 #undef CENTER_AXIS
 732
 733 /* convert wine format offset to user format object index */
 734 static void joy_polldev(JoystickGenericImpl *iface)
 735 {
 736     struct pollfd plfd;
 737     struct input_event ie;
 738     JoystickImpl *This = (JoystickImpl*) iface;
 739
 740     if (This->joyfd==-1)
 741         return;
 742
 743     while (1)
 744     {
 745         LONG value = 0;
 746         int inst_id = -1;
 747
 748         plfd.fd = This->joyfd;
 749         plfd.events = POLLIN;
 750
 751         if (poll(&plfd,1,0) != 1)
 752             return;
 753
 754         /* we have one event, so we can read */
 755         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 756             return;
 757
 758         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 759         switch (ie.type) {
 760         case EV_KEY:    /* button */
 761         {
 762             int btn = This->buttons[ie.code];
 763
 764             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 765             if (btn & 0x80)
 766             {
 767                 btn &= 0x7F;
 768                 inst_id = DIDFT_MAKEINSTANCE(btn) | DIDFT_PSHBUTTON;
 769                 This->generic.js.rgbButtons[btn] = value = ie.value ? 0x80 : 0x00;
 770             }
 771             break;
 772         }
 773         case EV_ABS:
 774         {
 775             int axis = This->dev_axes_to_di[ie.code];
 776
 777             /* User axis remapping */
 778             if (axis < 0) break;
 779             axis = This->generic.axis_map[axis];
 780             if (axis < 0) break;
 781
 782             inst_id = axis < 8 ?  DIDFT_MAKEINSTANCE(axis) | DIDFT_ABSAXIS :
 783                                   DIDFT_MAKEINSTANCE(axis - 8) | DIDFT_POV;
 784             value = joystick_map_axis(&This->generic.props[id_to_object(This->generic.base.data_format.wine_df, inst_id)], ie.value);
 785
 786             switch (axis) {
 787             case 0: This->generic.js.lX  = value; break;
 788             case 1: This->generic.js.lY  = value; break;
 789             case 2: This->generic.js.lZ  = value; break;
 790             case 3: This->generic.js.lRx = value; break;
 791             case 4: This->generic.js.lRy = value; break;
 792             case 5: This->generic.js.lRz = value; break;
 793             case 6: This->generic.js.rglSlider[0] = value; break;
 794             case 7: This->generic.js.rglSlider[1] = value; break;
 795             case 8: case 9: case 10: case 11:
 796             {
 797                 int idx = axis - 8;
 798
 799                 if (ie.code % 2)
 800                     This->povs[idx].y = ie.value;
 801                 else
 802                     This->povs[idx].x = ie.value;
 803
 804                 This->generic.js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
 805                 break;
 806             }
 807             default:
 808                 FIXME("unhandled joystick axis event (code %d, value %d)\n",ie.code,ie.value);
 809             }
 810             break;
 811         }
 812 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 813         case EV_FF_STATUS:
 814             This->ff_state = ie.value;
 815             break;
 816 #endif
 817 #ifdef EV_SYN
 818         case EV_SYN:
 819             /* there is nothing to do */
 820             break;
 821 #endif
 822         default:
 823             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 824             break;
 825         }
 826         if (inst_id >= 0)
 827             queue_event((LPDIRECTINPUTDEVICE8A)This, inst_id,
 828                         value, ie.time.tv_usec, This->generic.base.dinput->evsequence++);
 829     }
 830 }
 831
 832 /******************************************************************************
 833   *     SetProperty : change input device properties
 834   */
 835 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 836                                             REFGUID rguid,
 837                                             LPCDIPROPHEADER ph)
 838 {
 839   JoystickImpl *This = (JoystickImpl *)iface;
 840
 841   if (!ph) {
 842     WARN("invalid argument\n");
 843     return DIERR_INVALIDPARAM;
 844   }
 845
 846   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 847   TRACE("ph.dwSize = %d, ph.dwHeaderSize =%d, ph.dwObj = %d, ph.dwHow= %d\n",
 848         ph->dwSize, ph->dwHeaderSize, ph->dwObj, ph->dwHow);
 849
 850   if (!HIWORD(rguid)) {
 851     switch (LOWORD(rguid)) {
 852     case (DWORD_PTR)DIPROP_CALIBRATIONMODE: {
 853       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 854       FIXME("DIPROP_CALIBRATIONMODE(%d)\n", pd->dwData);
 855       break;
 856     }
 857     case (DWORD_PTR)DIPROP_AUTOCENTER: {
 858       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 859
 860       TRACE("autocenter(%d)\n", pd->dwData);
 861       This->ff_autocenter = pd->dwData == DIPROPAUTOCENTER_ON;
 862
 863       break;
 864     }
 865     case (DWORD_PTR)DIPROP_FFGAIN: {
 866       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 867
 868       TRACE("DIPROP_FFGAIN(%d)\n", pd->dwData);
 869       This->ff_gain = MulDiv(pd->dwData, 0xFFFF, 10000);
 870       if (This->generic.base.acquired) {
 871         /* Update immediately. */
 872         struct input_event event;
 873
 874         event.type = EV_FF;
 875         event.code = FF_GAIN;
 876         event.value = This->ff_gain;
 877         if (write(This->joyfd, &event, sizeof(event)) == -1)
 878           ERR("Failed to set gain (%i): %d %s\n", This->ff_gain, errno, strerror(errno));
 879       }
 880       break;
 881     }
 882     default:
 883       return JoystickAGenericImpl_SetProperty(iface, rguid, ph);
 884     }
 885   }
 886   return DI_OK;
 887 }
 888
 889 /******************************************************************************
 890   *     GetProperty : get input device properties
 891   */
 892 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 893                                                 REFGUID rguid,
 894                                                 LPDIPROPHEADER pdiph)
 895 {
 896     JoystickImpl *This = (JoystickImpl *)iface;
 897
 898     TRACE("(this=%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 899     _dump_DIPROPHEADER(pdiph);
 900
 901     if (HIWORD(rguid)) return DI_OK;
 902
 903     switch (LOWORD(rguid)) {
 904     case (DWORD_PTR) DIPROP_AUTOCENTER:
 905     {
 906         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 907
 908         pd->dwData = This->ff_autocenter ? DIPROPAUTOCENTER_ON : DIPROPAUTOCENTER_OFF;
 909         TRACE("autocenter(%d)\n", pd->dwData);
 910         break;
 911     }
 912     case (DWORD_PTR) DIPROP_FFGAIN:
 913     {
 914         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 915
 916         pd->dwData = MulDiv(This->ff_gain, 10000, 0xFFFF);
 917         TRACE("DIPROP_FFGAIN(%d)\n", pd->dwData);
 918         break;
 919     }
 920
 921     default:
 922         return JoystickAGenericImpl_GetProperty(iface, rguid, pdiph);
 923     }
 924
 925     return DI_OK;
 926 }
 927
 928 /******************************************************************************
 929   *     CreateEffect - Create a new FF effect with the specified params
 930   */
 931 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
 932                                                  REFGUID rguid,
 933                                                  LPCDIEFFECT lpeff,
 934                                                  LPDIRECTINPUTEFFECT *ppdef,
 935                                                  LPUNKNOWN pUnkOuter)
 936 {
 937 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 938     effect_list_item* new_effect = NULL;
 939     HRESULT retval = DI_OK;
 940 #endif
 941
 942     JoystickImpl* This = (JoystickImpl*)iface;
 943     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
 944
 945 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 946     TRACE("not available (compiled w/o ff support)\n");
 947     *ppdef = NULL;
 948     return DI_OK;
 949 #else
 950
 951     if (!(new_effect = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_effect))))
 952         return DIERR_OUTOFMEMORY;
 953
 954     retval = linuxinput_create_effect(&This->joyfd, rguid, &new_effect->entry, &new_effect->ref);
 955     if (retval != DI_OK)
 956     {
 957         HeapFree(GetProcessHeap(), 0, new_effect);
 958         return retval;
 959     }
 960
 961     if (lpeff != NULL)
 962     {
 963         retval = IDirectInputEffect_SetParameters(new_effect->ref, lpeff, 0);
 964
 965         if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
 966         {
 967             HeapFree(GetProcessHeap(), 0, new_effect);
 968             return retval;
 969         }
 970     }
 971
 972     list_add_tail(&This->ff_effects, &new_effect->entry);
 973     *ppdef = new_effect->ref;
 974
 975     if (pUnkOuter != NULL)
 976         FIXME("Interface aggregation not implemented.\n");
 977
 978     return DI_OK;
 979
 980 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
 981 }
 982
 983 /*******************************************************************************
 984  *      EnumEffects - Enumerate available FF effects
 985  */
 986 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
 987                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
 988                                                 LPVOID pvRef,
 989                                                 DWORD dwEffType)
 990 {
 991 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 992     DIEFFECTINFOA dei; /* feif */
 993     DWORD type = DIEFT_GETTYPE(dwEffType);
 994     JoystickImpl* This = (JoystickImpl*)iface;
 995
 996     TRACE("(this=%p,%p,%d) type=%d\n", This, pvRef, dwEffType, type);
 997
 998     dei.dwSize = sizeof(DIEFFECTINFOA);
 999
1000     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1001         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1002         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1003         (*lpCallback)(&dei, pvRef);
1004     }
1005
1006     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1007         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1008         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1009             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1010             (*lpCallback)(&dei, pvRef);
1011         }
1012         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1013             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1014             (*lpCallback)(&dei, pvRef);
1015         }
1016         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1017             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1018             (*lpCallback)(&dei, pvRef);
1019         }
1020         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1021             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1022             (*lpCallback)(&dei, pvRef);
1023         }
1024         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1025             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1026             (*lpCallback)(&dei, pvRef);
1027         }
1028     }
1029
1030     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1031         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1032         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1033         (*lpCallback)(&dei, pvRef);
1034     }
1035
1036     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1037         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1038             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1039             (*lpCallback)(&dei, pvRef);
1040         }
1041         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1042             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1043             (*lpCallback)(&dei, pvRef);
1044         }
1045         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1046             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1047             (*lpCallback)(&dei, pvRef);
1048         }
1049         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1050             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1051             (*lpCallback)(&dei, pvRef);
1052         }
1053     }
1054
1055 #endif
1056
1057     return DI_OK;
1058 }
1059
1060 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1061                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1062                                                 LPVOID pvRef,
1063                                                 DWORD dwEffType)
1064 {
1065 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1066     /* seems silly to duplicate all this code but all the structures and functions
1067      * are actually different (A/W) */
1068     DIEFFECTINFOW dei; /* feif */
1069     DWORD type = DIEFT_GETTYPE(dwEffType);
1070     JoystickImpl* This = (JoystickImpl*)iface;
1071     int xfd = This->joyfd;
1072
1073     TRACE("(this=%p,%p,%d) type=%d fd=%d\n", This, pvRef, dwEffType, type, xfd);
1074
1075     dei.dwSize = sizeof(DIEFFECTINFOW);
1076
1077     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1078         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1079         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1080         (*lpCallback)(&dei, pvRef);
1081     }
1082
1083     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1084         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1085         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1086             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1087             (*lpCallback)(&dei, pvRef);
1088         }
1089         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1090             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1091             (*lpCallback)(&dei, pvRef);
1092         }
1093         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1094             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1095             (*lpCallback)(&dei, pvRef);
1096         }
1097         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1098             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1099             (*lpCallback)(&dei, pvRef);
1100         }
1101         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1102             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1103             (*lpCallback)(&dei, pvRef);
1104         }
1105     }
1106
1107     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1108         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1109         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1110         (*lpCallback)(&dei, pvRef);
1111     }
1112
1113     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1114         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1115             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1116             (*lpCallback)(&dei, pvRef);
1117         }
1118         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1119             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1120             (*lpCallback)(&dei, pvRef);
1121         }
1122         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1123             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1124             (*lpCallback)(&dei, pvRef);
1125         }
1126         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1127             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1128             (*lpCallback)(&dei, pvRef);
1129         }
1130     }
1131
1132     /* return to unacquired state if that's where it was */
1133     if (xfd == -1)
1134         IDirectInputDevice8_Unacquire(iface);
1135 #endif
1136
1137     return DI_OK;
1138 }
1139
1140 /*******************************************************************************
1141  *      GetEffectInfo - Get information about a particular effect
1142  */
1143 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1144                                                   LPDIEFFECTINFOA pdei,
1145                                                   REFGUID guid)
1146 {
1147     JoystickImpl* This = (JoystickImpl*)iface;
1148
1149     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1150
1151 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1152     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1153 #else
1154     return DI_OK;
1155 #endif
1156 }
1157
1158 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1159                                                   LPDIEFFECTINFOW pdei,
1160                                                   REFGUID guid)
1161 {
1162     JoystickImpl* This = (JoystickImpl*)iface;
1163
1164     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1165
1166 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1167     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1168 #else
1169     return DI_OK;
1170 #endif
1171 }
1172
1173 /*******************************************************************************
1174  *      GetForceFeedbackState - Get information about the device's FF state
1175  */
1176 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1177         LPDIRECTINPUTDEVICE8A iface,
1178         LPDWORD pdwOut)
1179 {
1180     JoystickImpl* This = (JoystickImpl*)iface;
1181
1182     TRACE("(this=%p,%p)\n", This, pdwOut);
1183
1184     (*pdwOut) = 0;
1185
1186 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1187     /* DIGFFS_STOPPED is the only mandatory flag to report */
1188     if (This->ff_state == FF_STATUS_STOPPED)
1189         (*pdwOut) |= DIGFFS_STOPPED;
1190 #endif
1191
1192     return DI_OK;
1193 }
1194
1195 /*******************************************************************************
1196  *      SendForceFeedbackCommand - Send a command to the device's FF system
1197  */
1198 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1199         LPDIRECTINPUTDEVICE8A iface,
1200         DWORD dwFlags)
1201 {
1202     JoystickImpl* This = (JoystickImpl*)iface;
1203     TRACE("(this=%p,%d)\n", This, dwFlags);
1204
1205 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1206     switch (dwFlags)
1207     {
1208     case DISFFC_STOPALL:
1209     {
1210         /* Stop all effects */
1211         effect_list_item *itr;
1212
1213         LIST_FOR_EACH_ENTRY(itr, &This->ff_effects, effect_list_item, entry)
1214             IDirectInputEffect_Stop(itr->ref);
1215         break;
1216     }
1217
1218     case DISFFC_RESET:
1219     {
1220         effect_list_item *itr, *ptr;
1221
1222         /* Stop, unload, release and free all effects */
1223         /* This returns the device to its "bare" state */
1224         LIST_FOR_EACH_ENTRY_SAFE(itr, ptr, &This->ff_effects, effect_list_item, entry)
1225             IDirectInputEffect_Release(itr->ref);
1226         break;
1227     }
1228     case DISFFC_PAUSE:
1229     case DISFFC_CONTINUE:
1230         FIXME("No support for Pause or Continue in linux\n");
1231         break;
1232
1233     case DISFFC_SETACTUATORSOFF:
1234     case DISFFC_SETACTUATORSON:
1235         FIXME("No direct actuator control in linux\n");
1236         break;
1237
1238     default:
1239         FIXME("Unknown Force Feedback Command!\n");
1240         return DIERR_INVALIDPARAM;
1241     }
1242     return DI_OK;
1243 #else
1244     return DIERR_UNSUPPORTED;
1245 #endif
1246 }
1247
1248 /*******************************************************************************
1249  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1250  *              created for this device.
1251  */
1252 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1253         LPDIRECTINPUTDEVICE8A iface,
1254         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1255         LPVOID pvRef,
1256         DWORD dwFlags)
1257 {
1258     /* this function is safe to call on non-ff-enabled builds */
1259     JoystickImpl* This = (JoystickImpl*)iface;
1260     effect_list_item *itr, *ptr;
1261
1262     TRACE("(this=%p,%p,%p,%d)\n", This, lpCallback, pvRef, dwFlags);
1263
1264     if (!lpCallback)
1265         return DIERR_INVALIDPARAM;
1266
1267     if (dwFlags != 0)
1268         FIXME("Flags specified, but no flags exist yet (DX9)!\n");
1269
1270     LIST_FOR_EACH_ENTRY_SAFE(itr, ptr, &This->ff_effects, effect_list_item, entry)
1271         (*lpCallback)(itr->ref, pvRef);
1272
1273     return DI_OK;
1274 }
1275
1276 /******************************************************************************
1277   *     GetDeviceInfo : get information about a device's identity
1278   */
1279 static HRESULT WINAPI JoystickAImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8A iface,
1280                                                   LPDIDEVICEINSTANCEA pdidi)
1281 {
1282     JoystickImpl *This = (JoystickImpl *)iface;
1283
1284     TRACE("(%p) %p\n", This, pdidi);
1285
1286     if (pdidi == NULL) return E_POINTER;
1287     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3A)) &&
1288         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA)))
1289         return DIERR_INVALIDPARAM;
1290
1291     fill_joystick_dideviceinstanceA(pdidi, This->generic.base.dinput->dwVersion,
1292                                     get_joystick_index(&This->generic.base.guid));
1293     return DI_OK;
1294 }
1295
1296 static HRESULT WINAPI JoystickWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface,
1297                                                   LPDIDEVICEINSTANCEW pdidi)
1298 {
1299     JoystickImpl *This = (JoystickImpl *)iface;
1300
1301     TRACE("(%p) %p\n", This, pdidi);
1302
1303     if (pdidi == NULL) return E_POINTER;
1304     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
1305         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW)))
1306         return DIERR_INVALIDPARAM;
1307
1308     fill_joystick_dideviceinstanceW(pdidi, This->generic.base.dinput->dwVersion,
1309                                     get_joystick_index(&This->generic.base.guid));
1310     return DI_OK;
1311 }
1312
1313 static const IDirectInputDevice8AVtbl JoystickAvt =
1314 {
1315         IDirectInputDevice2AImpl_QueryInterface,
1316         IDirectInputDevice2AImpl_AddRef,
1317         IDirectInputDevice2AImpl_Release,
1318         JoystickAGenericImpl_GetCapabilities,
1319         IDirectInputDevice2AImpl_EnumObjects,
1320         JoystickAImpl_GetProperty,
1321         JoystickAImpl_SetProperty,
1322         JoystickAImpl_Acquire,
1323         JoystickAImpl_Unacquire,
1324         JoystickAGenericImpl_GetDeviceState,
1325         IDirectInputDevice2AImpl_GetDeviceData,
1326         IDirectInputDevice2AImpl_SetDataFormat,
1327         IDirectInputDevice2AImpl_SetEventNotification,
1328         IDirectInputDevice2AImpl_SetCooperativeLevel,
1329         JoystickAGenericImpl_GetObjectInfo,
1330         JoystickAImpl_GetDeviceInfo,
1331         IDirectInputDevice2AImpl_RunControlPanel,
1332         IDirectInputDevice2AImpl_Initialize,
1333         JoystickAImpl_CreateEffect,
1334         JoystickAImpl_EnumEffects,
1335         JoystickAImpl_GetEffectInfo,
1336         JoystickAImpl_GetForceFeedbackState,
1337         JoystickAImpl_SendForceFeedbackCommand,
1338         JoystickAImpl_EnumCreatedEffectObjects,
1339         IDirectInputDevice2AImpl_Escape,
1340         JoystickAGenericImpl_Poll,
1341         IDirectInputDevice2AImpl_SendDeviceData,
1342         IDirectInputDevice7AImpl_EnumEffectsInFile,
1343         IDirectInputDevice7AImpl_WriteEffectToFile,
1344         IDirectInputDevice8AImpl_BuildActionMap,
1345         IDirectInputDevice8AImpl_SetActionMap,
1346         IDirectInputDevice8AImpl_GetImageInfo
1347 };
1348
1349 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1350 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1351 #else
1352 # define XCAST(fun)     (void*)
1353 #endif
1354
1355 static const IDirectInputDevice8WVtbl JoystickWvt =
1356 {
1357         IDirectInputDevice2WImpl_QueryInterface,
1358         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1359         XCAST(Release)IDirectInputDevice2AImpl_Release,
1360         XCAST(GetCapabilities)JoystickAGenericImpl_GetCapabilities,
1361         IDirectInputDevice2WImpl_EnumObjects,
1362         XCAST(GetProperty)JoystickAImpl_GetProperty,
1363         XCAST(SetProperty)JoystickAImpl_SetProperty,
1364         XCAST(Acquire)JoystickAImpl_Acquire,
1365         XCAST(Unacquire)JoystickAImpl_Unacquire,
1366         XCAST(GetDeviceState)JoystickAGenericImpl_GetDeviceState,
1367         XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
1368         XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
1369         XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
1370         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1371         JoystickWGenericImpl_GetObjectInfo,
1372         JoystickWImpl_GetDeviceInfo,
1373         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1374         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1375         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1376         JoystickWImpl_EnumEffects,
1377         JoystickWImpl_GetEffectInfo,
1378         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1379         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1380         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1381         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1382         XCAST(Poll)JoystickAGenericImpl_Poll,
1383         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1384         IDirectInputDevice7WImpl_EnumEffectsInFile,
1385         IDirectInputDevice7WImpl_WriteEffectToFile,
1386         IDirectInputDevice8WImpl_BuildActionMap,
1387         IDirectInputDevice8WImpl_SetActionMap,
1388         IDirectInputDevice8WImpl_GetImageInfo
1389 };
1390 #undef XCAST
1391
1392 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1393
1394 const struct dinput_device joystick_linuxinput_device = {
1395   "Wine Linux-input joystick driver",
1396   NULL,
1397   NULL,
1398   NULL,
1399   NULL
1400 };
1401
1402 #endif  /* HAVE_CORRECT_LINUXINPUT_H */