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

   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998,2000 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * 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 <sys/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 "windef.h"
  59 #include "winbase.h"
  60 #include "winerror.h"
  61 #include "dinput.h"
  62
  63 #include "dinput_private.h"
  64 #include "device_private.h"
  65
  66 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  67
  68
  69 /*
  70  * Maps POV x & y event values to a DX "clock" position:
  71  *         0
  72  *   31500    4500
  73  * 27000  -1    9000
  74  *   22500   13500
  75  *       18000
  76  */
  77 DWORD joystick_map_pov(POINTL *p)
  78 {
  79     if (p->x > 0)
  80         return p->y < 0 ?  4500 : !p->y ?  9000 : 13500;
  81     else if (p->x < 0)
  82         return p->y < 0 ? 31500 : !p->y ? 27000 : 22500;
  83     else
  84         return p->y < 0 ?     0 : !p->y ?    -1 : 18000;
  85 }
  86
  87 /*
  88  * This maps the read value (from the input event) to a value in the
  89  * 'wanted' range.
  90  */
  91 LONG joystick_map_axis(ObjProps *props, int val)
  92 {
  93     LONG ret;
  94     LONG center = (props->lMax - props->lMin) / 2;
  95
  96     /* map the value from the hmin-hmax range into the wmin-wmax range */
  97     ret = MulDiv( val - props->lDevMin, props->lMax - props->lMin,
  98                   props->lDevMax - props->lDevMin );
  99
 100     if (abs( ret - center ) <= props->lDeadZone / 2 )
 101         ret = center;
 102
 103     ret += props->lMin;
 104
 105     TRACE( "(%d %d) -> (%d <%d> %d): val=%d ret=%d\n",
 106            props->lDevMin, props->lDevMax,
 107            props->lMin, props->lDeadZone, props->lMax,
 108            val, ret );
 109
 110     return ret;
 111 }
 112
 113 #ifdef HAVE_CORRECT_LINUXINPUT_H
 114
 115 #define EVDEVPREFIX     "/dev/input/event"
 116
 117 /* Wine joystick driver object instances */
 118 #define WINE_JOYSTICK_MAX_AXES    8
 119 #define WINE_JOYSTICK_MAX_POVS    4
 120 #define WINE_JOYSTICK_MAX_BUTTONS 128
 121
 122 typedef struct EffectListItem EffectListItem;
 123 struct EffectListItem
 124 {
 125         LPDIRECTINPUTEFFECT ref;
 126         struct EffectListItem* next;
 127 };
 128
 129 /* implemented in effect_linuxinput.c */
 130 HRESULT linuxinput_create_effect(int* fd, REFGUID rguid, LPDIRECTINPUTEFFECT* peff);
 131 HRESULT linuxinput_get_info_A(int fd, REFGUID rguid, LPDIEFFECTINFOA info);
 132 HRESULT linuxinput_get_info_W(int fd, REFGUID rguid, LPDIEFFECTINFOW info);
 133
 134 typedef struct JoystickImpl JoystickImpl;
 135 static const IDirectInputDevice8AVtbl JoystickAvt;
 136 static const IDirectInputDevice8WVtbl JoystickWvt;
 137
 138 struct JoyDev {
 139         char *device;
 140         char *name;
 141         GUID guid;
 142
 143         int has_ff;
 144         int num_effects;
 145
 146         /* data returned by EVIOCGBIT for caps, EV_ABS, EV_KEY, and EV_FF */
 147         BYTE                            evbits[(EV_MAX+7)/8];
 148         BYTE                            absbits[(ABS_MAX+7)/8];
 149         BYTE                            keybits[(KEY_MAX+7)/8];
 150         BYTE                            ffbits[(FF_MAX+7)/8];
 151
 152 #define AXIS_ABS     0
 153 #define AXIS_ABSMIN  1
 154 #define AXIS_ABSMAX  2
 155 #define AXIS_ABSFUZZ 3
 156 #define AXIS_ABSFLAT 4
 157
 158         /* data returned by the EVIOCGABS() ioctl */
 159         int                             axes[ABS_MAX][5];
 160 };
 161
 162 struct JoystickImpl
 163 {
 164         struct IDirectInputDevice2AImpl base;
 165
 166         struct JoyDev                  *joydev;
 167
 168         /* joystick private */
 169         int                             joyfd;
 170
 171         DIJOYSTATE2                     js;
 172
 173         ObjProps                        props[ABS_MAX];
 174
 175         int                             axes[ABS_MAX];
 176         POINTL                          povs[4];
 177
 178         /* LUT for KEY_ to offset in rgbButtons */
 179         BYTE                            buttons[KEY_MAX];
 180
 181         DWORD                           numAxes;
 182         DWORD                           numPOVs;
 183         DWORD                           numButtons;
 184
 185         /* Force feedback variables */
 186         EffectListItem*                 top_effect;
 187         int                             ff_state;
 188 };
 189
 190 static void fake_current_js_state(JoystickImpl *ji);
 191 static void find_joydevs(void);
 192
 193 /* This GUID is slightly different from the linux joystick one. Take note. */
 194 static const GUID DInput_Wine_Joystick_Base_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 195   0x9e573eda,
 196   0x7734,
 197   0x11d2,
 198   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 199 };
 200
 201 #define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
 202
 203 #define MAX_JOYDEV 64
 204
 205 static int have_joydevs = -1;
 206 static struct JoyDev *joydevs = NULL;
 207
 208 static void find_joydevs(void)
 209 {
 210   int i;
 211
 212   if (have_joydevs!=-1) {
 213     return;
 214   }
 215
 216   have_joydevs = 0;
 217
 218   for (i=0;i<MAX_JOYDEV;i++) {
 219     char        buf[MAX_PATH];
 220     struct JoyDev joydev = {0};
 221     int fd;
 222     int no_ff_check = 0;
 223     int j;
 224
 225     snprintf(buf,MAX_PATH,EVDEVPREFIX"%d",i);
 226     buf[MAX_PATH-1] = 0;
 227
 228     if ((fd=open(buf, O_RDWR))==-1) {
 229       fd = open(buf, O_RDONLY);
 230       no_ff_check = 1;
 231     }
 232
 233     if (fd!=-1) {
 234
 235       if ((-1==ioctl(fd,EVIOCGBIT(0,sizeof(joydev.evbits)),joydev.evbits))) {
 236         perror("EVIOCGBIT 0");
 237         close(fd);
 238         continue;
 239       }
 240       if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(joydev.absbits)),joydev.absbits)) {
 241         perror("EVIOCGBIT EV_ABS");
 242         close(fd);
 243         continue;
 244       }
 245       if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(joydev.keybits)),joydev.keybits)) {
 246         perror("EVIOCGBIT EV_KEY");
 247         close(fd);
 248         continue;
 249       }
 250       /* A true joystick has at least axis X and Y, and at least 1
 251        * button. copied from linux/drivers/input/joydev.c */
 252       if (test_bit(joydev.absbits,ABS_X) && test_bit(joydev.absbits,ABS_Y) &&
 253           (   test_bit(joydev.keybits,BTN_TRIGGER)      ||
 254               test_bit(joydev.keybits,BTN_A)    ||
 255               test_bit(joydev.keybits,BTN_1)
 256           )
 257          ) {
 258
 259         joydev.device = strdup(buf);
 260
 261         if (-1!=ioctl(fd, EVIOCGNAME(MAX_PATH-1), buf)) {
 262           buf[MAX_PATH-1] = 0;
 263           joydev.name = strdup(buf);
 264         } else {
 265           joydev.name = joydev.device;
 266         }
 267
 268         joydev.guid = DInput_Wine_Joystick_Base_GUID;
 269         joydev.guid.Data3 += have_joydevs;
 270
 271         TRACE("Found a joystick on %s: %s (%s)\n",
 272             joydev.device, joydev.name,
 273             debugstr_guid(&joydev.guid)
 274             );
 275
 276 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 277         if (!no_ff_check &&
 278             test_bit(joydev.evbits, EV_FF) &&
 279             ioctl(fd, EVIOCGBIT(EV_FF, sizeof(joydev.ffbits)), joydev.ffbits) != -1 &&
 280             ioctl(fd, EVIOCGEFFECTS, &joydev.num_effects) != -1 &&
 281             joydev.num_effects > 0)
 282         {
 283             TRACE(" ... with force feedback\n");
 284             joydev.has_ff = 1;
 285         }
 286 #endif
 287
 288         for (j=0;j<ABS_MAX;j++) {
 289           if (test_bit(joydev.absbits,j)) {
 290             if (-1!=ioctl(fd,EVIOCGABS(j),&(joydev.axes[j]))) {
 291               TRACE(" ... with axis %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 292                   j,
 293                   joydev.axes[j][AXIS_ABS],
 294                   joydev.axes[j][AXIS_ABSMIN],
 295                   joydev.axes[j][AXIS_ABSMAX],
 296                   joydev.axes[j][AXIS_ABSFUZZ],
 297                   joydev.axes[j][AXIS_ABSFLAT]
 298                   );
 299             }
 300           }
 301         }
 302
 303         if (have_joydevs==0) {
 304           joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 305         } else {
 306           HeapReAlloc(GetProcessHeap(), 0, joydevs, (1+have_joydevs) * sizeof(struct JoyDev));
 307         }
 308         memcpy(joydevs+have_joydevs, &joydev, sizeof(struct JoyDev));
 309         have_joydevs++;
 310       }
 311
 312       close(fd);
 313     }
 314   }
 315 }
 316
 317 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 318 {
 319   find_joydevs();
 320
 321   if (id >= have_joydevs) {
 322     return FALSE;
 323   }
 324
 325   if (!((dwDevType == 0) ||
 326         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 327         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 328     return FALSE;
 329
 330 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 331   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 332     return FALSE;
 333 #endif
 334
 335   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 336     lpddi->guidInstance = joydevs[id].guid;
 337     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 338
 339     lpddi->guidFFDriver = GUID_NULL;
 340     if (version >= 0x0800)
 341       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 342     else
 343       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 344
 345     strcpy(lpddi->tszInstanceName, joydevs[id].name);
 346     strcpy(lpddi->tszProductName, joydevs[id].device);
 347     return TRUE;
 348   }
 349   return FALSE;
 350 }
 351
 352 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 353 {
 354   find_joydevs();
 355
 356   if (id >= have_joydevs) {
 357     return FALSE;
 358   }
 359
 360   if (!((dwDevType == 0) ||
 361         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 362         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 363     return FALSE;
 364
 365 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 366   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 367     return FALSE;
 368 #endif
 369
 370   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 371     lpddi->guidInstance = joydevs[id].guid;
 372     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 373
 374     lpddi->guidFFDriver = GUID_NULL;
 375     if (version >= 0x0800)
 376       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 377     else
 378       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 379
 380     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 381     MultiByteToWideChar(CP_ACP, 0, joydevs[id].device, -1, lpddi->tszProductName, MAX_PATH);
 382     return TRUE;
 383   }
 384   return FALSE;
 385 }
 386
 387 static JoystickImpl *alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, unsigned short index)
 388 {
 389     JoystickImpl* newDevice;
 390     LPDIDATAFORMAT df = NULL;
 391     int i, idx = 0;
 392
 393     newDevice = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(JoystickImpl));
 394     if (!newDevice) return NULL;
 395
 396   newDevice->base.lpVtbl = jvt;
 397   newDevice->base.ref = 1;
 398   memcpy(&newDevice->base.guid, rguid, sizeof(*rguid));
 399   InitializeCriticalSection(&newDevice->base.crit);
 400   newDevice->base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->base.crit");
 401   newDevice->joyfd = -1;
 402   newDevice->base.dinput = dinput;
 403   newDevice->joydev = &joydevs[index];
 404 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 405   newDevice->ff_state = FF_STATUS_STOPPED;
 406 #endif
 407
 408     /* Create copy of default data format */
 409     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto failed;
 410     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 411     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 412
 413     /* Supported Axis & POVs should map 1-to-1 */
 414     for (i = 0; i < WINE_JOYSTICK_MAX_AXES; i++)
 415     {
 416         if (!test_bit(newDevice->joydev->absbits, i)) {
 417             newDevice->axes[i] = -1;
 418             continue;
 419         }
 420
 421         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i], df->dwObjSize);
 422         newDevice->axes[i] = idx;
 423         newDevice->props[idx].lDevMin = newDevice->joydev->axes[i][AXIS_ABSMIN];
 424         newDevice->props[idx].lDevMax = newDevice->joydev->axes[i][AXIS_ABSMAX];
 425         newDevice->props[idx].lMin    = 0;
 426         newDevice->props[idx].lMax    = 0xffff;
 427         newDevice->props[idx].lSaturation = 0;
 428         newDevice->props[idx].lDeadZone = MulDiv(newDevice->joydev->axes[i][AXIS_ABSFLAT], 0xffff,
 429              newDevice->props[idx].lDevMax - newDevice->props[idx].lDevMin);
 430
 431         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numAxes++) | DIDFT_ABSAXIS;
 432     }
 433
 434     for (i = 0; i < WINE_JOYSTICK_MAX_POVS; i++)
 435     {
 436         if (!test_bit(newDevice->joydev->absbits, ABS_HAT0X + i * 2) ||
 437             !test_bit(newDevice->joydev->absbits, ABS_HAT0Y + i * 2)) {
 438             newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = -1;
 439             continue;
 440         }
 441
 442         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i + WINE_JOYSTICK_MAX_AXES], df->dwObjSize);
 443         newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = i;
 444         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numPOVs++) | DIDFT_POV;
 445     }
 446
 447     /* Buttons can be anywhere, so check all */
 448     for (i = 0; i < KEY_MAX && newDevice->numButtons < WINE_JOYSTICK_MAX_BUTTONS; i++)
 449     {
 450         if (!test_bit(newDevice->joydev->keybits, i)) continue;
 451
 452         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[newDevice->numButtons + WINE_JOYSTICK_MAX_AXES + WINE_JOYSTICK_MAX_POVS], df->dwObjSize);
 453         newDevice->buttons[i] = 0x80 | newDevice->numButtons;
 454         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numButtons++) | DIDFT_PSHBUTTON;
 455     }
 456     df->dwNumObjs = idx;
 457
 458     fake_current_js_state(newDevice);
 459
 460     newDevice->base.data_format.wine_df = df;
 461     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->base.dinput);
 462     return newDevice;
 463
 464 failed:
 465     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 466     HeapFree(GetProcessHeap(), 0, df);
 467     HeapFree(GetProcessHeap(), 0, newDevice);
 468     return NULL;
 469 }
 470
 471 /******************************************************************************
 472   *     get_joystick_index : Get the joystick index from a given GUID
 473   */
 474 static unsigned short get_joystick_index(REFGUID guid)
 475 {
 476     GUID wine_joystick = DInput_Wine_Joystick_Base_GUID;
 477     GUID dev_guid = *guid;
 478
 479     wine_joystick.Data3 = 0;
 480     dev_guid.Data3 = 0;
 481
 482     /* for the standard joystick GUID use index 0 */
 483     if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
 484
 485     /* for the wine joystick GUIDs use the index stored in Data3 */
 486     if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3 - DInput_Wine_Joystick_Base_GUID.Data3;
 487
 488     return MAX_JOYDEV;
 489 }
 490
 491 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 492 {
 493     unsigned short index;
 494
 495     find_joydevs();
 496
 497     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 498         have_joydevs && index < have_joydevs)
 499     {
 500         if ((riid == NULL) ||
 501             IsEqualGUID(&IID_IDirectInputDeviceA,  riid) ||
 502             IsEqualGUID(&IID_IDirectInputDevice2A, riid) ||
 503             IsEqualGUID(&IID_IDirectInputDevice7A, riid) ||
 504             IsEqualGUID(&IID_IDirectInputDevice8A, riid))
 505         {
 506             *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, index);
 507             TRACE("Created a Joystick device (%p)\n", *pdev);
 508
 509             if (*pdev == NULL)
 510             {
 511                 ERR("out of memory\n");
 512                 return DIERR_OUTOFMEMORY;
 513             }
 514             return DI_OK;
 515         }
 516
 517         WARN("no interface\n");
 518         return DIERR_NOINTERFACE;
 519     }
 520
 521     WARN("invalid device GUID\n");
 522     return DIERR_DEVICENOTREG;
 523 }
 524
 525
 526 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 527 {
 528     unsigned short index;
 529
 530     find_joydevs();
 531
 532     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 533         have_joydevs && index < have_joydevs)
 534     {
 535         if ((riid == NULL) ||
 536             IsEqualGUID(&IID_IDirectInputDeviceW,  riid) ||
 537             IsEqualGUID(&IID_IDirectInputDevice2W, riid) ||
 538             IsEqualGUID(&IID_IDirectInputDevice7W, riid) ||
 539             IsEqualGUID(&IID_IDirectInputDevice8W, riid))
 540         {
 541             *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, index);
 542             TRACE("Created a Joystick device (%p)\n", *pdev);
 543
 544             if (*pdev == NULL)
 545             {
 546                 ERR("out of memory\n");
 547                 return DIERR_OUTOFMEMORY;
 548             }
 549             return DI_OK;
 550         }
 551         WARN("no interface\n");
 552         return DIERR_NOINTERFACE;
 553     }
 554
 555     WARN("invalid device GUID\n");
 556     return DIERR_DEVICENOTREG;
 557 }
 558
 559 const struct dinput_device joystick_linuxinput_device = {
 560   "Wine Linux-input joystick driver",
 561   joydev_enum_deviceA,
 562   joydev_enum_deviceW,
 563   joydev_create_deviceA,
 564   joydev_create_deviceW
 565 };
 566
 567 /******************************************************************************
 568   *     Acquire : gets exclusive control of the joystick
 569   */
 570 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 571 {
 572     JoystickImpl *This = (JoystickImpl *)iface;
 573     HRESULT res;
 574
 575     TRACE("(this=%p)\n",This);
 576
 577     res = IDirectInputDevice2AImpl_Acquire(iface);
 578     if (res==DI_OK) {
 579       if (-1==(This->joyfd=open(This->joydev->device,O_RDWR))) {
 580         if (-1==(This->joyfd=open(This->joydev->device,O_RDONLY))) {
 581           /* Couldn't open the device at all */
 582           perror(This->joydev->device);
 583           IDirectInputDevice2AImpl_Unacquire(iface);
 584           return DIERR_NOTFOUND;
 585         } else {
 586           /* Couldn't open in r/w but opened in read-only. */
 587           WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 588         }
 589       }
 590     }
 591
 592     return res;
 593 }
 594
 595 /******************************************************************************
 596   *     Unacquire : frees the joystick
 597   */
 598 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 599 {
 600     JoystickImpl *This = (JoystickImpl *)iface;
 601     HRESULT res;
 602
 603     TRACE("(this=%p)\n",This);
 604     res = IDirectInputDevice2AImpl_Unacquire(iface);
 605     if (res==DI_OK && This->joyfd!=-1) {
 606       close(This->joyfd);
 607       This->joyfd = -1;
 608     }
 609     return res;
 610 }
 611
 612 /*
 613  * set the current state of the js device as it would be with the middle
 614  * values on the axes
 615  */
 616 #define CENTER_AXIS(a) \
 617     (ji->axes[a] == -1 ? 0 : joystick_map_axis( &ji->props[ji->axes[a]], \
 618                                                 ji->joydev->axes[a][AXIS_ABS] ))
 619 static void fake_current_js_state(JoystickImpl *ji)
 620 {
 621     int i;
 622
 623     /* center the axes */
 624     ji->js.lX           = CENTER_AXIS(ABS_X);
 625     ji->js.lY           = CENTER_AXIS(ABS_Y);
 626     ji->js.lZ           = CENTER_AXIS(ABS_Z);
 627     ji->js.lRx          = CENTER_AXIS(ABS_RX);
 628     ji->js.lRy          = CENTER_AXIS(ABS_RY);
 629     ji->js.lRz          = CENTER_AXIS(ABS_RZ);
 630     ji->js.rglSlider[0] = CENTER_AXIS(ABS_THROTTLE);
 631     ji->js.rglSlider[1] = CENTER_AXIS(ABS_RUDDER);
 632
 633     /* POV center is -1 */
 634     for (i = 0; i < 4; i++)
 635         ji->js.rgdwPOV[i] = -1;
 636 }
 637 #undef CENTER_AXIS
 638
 639 /* convert wine format offset to user format object index */
 640 static void joy_polldev(JoystickImpl *This)
 641 {
 642     struct pollfd plfd;
 643     struct input_event ie;
 644
 645     if (This->joyfd==-1)
 646         return;
 647
 648     while (1)
 649     {
 650         LONG value = 0;
 651         int inst_id = -1;
 652
 653         plfd.fd = This->joyfd;
 654         plfd.events = POLLIN;
 655
 656         if (poll(&plfd,1,0) != 1)
 657             return;
 658
 659         /* we have one event, so we can read */
 660         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 661             return;
 662
 663         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 664         switch (ie.type) {
 665         case EV_KEY:    /* button */
 666         {
 667             int btn = This->buttons[ie.code];
 668
 669             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 670             if (btn & 0x80)
 671             {
 672                 btn &= 0x7F;
 673                 inst_id = DIDFT_MAKEINSTANCE(btn) | DIDFT_PSHBUTTON;
 674                 This->js.rgbButtons[btn] = value = ie.value ? 0x80 : 0x00;
 675             }
 676             break;
 677         }
 678         case EV_ABS:
 679         {
 680             int axis = This->axes[ie.code];
 681             if (axis==-1) {
 682                 break;
 683             }
 684             inst_id = DIDFT_MAKEINSTANCE(axis) | (ie.code < ABS_HAT0X ? DIDFT_ABSAXIS : DIDFT_POV);
 685             value = joystick_map_axis(&This->props[id_to_object(This->base.data_format.wine_df, inst_id)], ie.value);
 686
 687             switch (ie.code) {
 688             case ABS_X:         This->js.lX  = value; break;
 689             case ABS_Y:         This->js.lY  = value; break;
 690             case ABS_Z:         This->js.lZ  = value; break;
 691             case ABS_RX:        This->js.lRx = value; break;
 692             case ABS_RY:        This->js.lRy = value; break;
 693             case ABS_RZ:        This->js.lRz = value; break;
 694             case ABS_THROTTLE:  This->js.rglSlider[0] = value; break;
 695             case ABS_RUDDER:    This->js.rglSlider[1] = value; break;
 696             case ABS_HAT0X: case ABS_HAT0Y: case ABS_HAT1X: case ABS_HAT1Y:
 697             case ABS_HAT2X: case ABS_HAT2Y: case ABS_HAT3X: case ABS_HAT3Y:
 698             {
 699                 int idx = (ie.code - ABS_HAT0X) / 2;
 700
 701                 if (ie.code % 2)
 702                     This->povs[idx].y = ie.value;
 703                 else
 704                     This->povs[idx].x = ie.value;
 705
 706                 This->js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
 707                 break;
 708             }
 709             default:
 710                 FIXME("unhandled joystick axis event (code %d, value %d)\n",ie.code,ie.value);
 711             }
 712             break;
 713         }
 714 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 715         case EV_FF_STATUS:
 716             This->ff_state = ie.value;
 717             break;
 718 #endif
 719 #ifdef EV_SYN
 720         case EV_SYN:
 721             /* there is nothing to do */
 722             break;
 723 #endif
 724         default:
 725             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 726             break;
 727         }
 728         if (inst_id >= 0)
 729             queue_event((LPDIRECTINPUTDEVICE8A)This,
 730                         id_to_offset(&This->base.data_format, inst_id),
 731                         value, ie.time.tv_usec, This->base.dinput->evsequence++);
 732     }
 733 }
 734
 735 /******************************************************************************
 736   *     GetDeviceState : returns the "state" of the joystick.
 737   *
 738   */
 739 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 740         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 741 ) {
 742     JoystickImpl *This = (JoystickImpl *)iface;
 743
 744     TRACE("(this=%p,0x%08x,%p)\n", This, len, ptr);
 745
 746     if (This->joyfd==-1) {
 747         WARN("not acquired\n");
 748         return DIERR_NOTACQUIRED;
 749     }
 750
 751     joy_polldev(This);
 752
 753     /* convert and copy data to user supplied buffer */
 754     fill_DataFormat(ptr, &This->js, &This->base.data_format);
 755
 756     return DI_OK;
 757 }
 758
 759 /******************************************************************************
 760   *     SetProperty : change input device properties
 761   */
 762 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 763                                             REFGUID rguid,
 764                                             LPCDIPROPHEADER ph)
 765 {
 766   JoystickImpl *This = (JoystickImpl *)iface;
 767
 768   if (!ph) {
 769     WARN("invalid argument\n");
 770     return DIERR_INVALIDPARAM;
 771   }
 772
 773   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 774   TRACE("ph.dwSize = %d, ph.dwHeaderSize =%d, ph.dwObj = %d, ph.dwHow= %d\n",
 775         ph->dwSize, ph->dwHeaderSize, ph->dwObj, ph->dwHow);
 776
 777   if (!HIWORD(rguid)) {
 778     switch (LOWORD(rguid)) {
 779     case (DWORD)DIPROP_RANGE: {
 780       LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph;
 781
 782       if (ph->dwHow == DIPH_DEVICE) {
 783         int i;
 784         TRACE("proprange(%d,%d) all\n", pr->lMin, pr->lMax);
 785         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 786           /* Scale dead-zone */
 787           This->props[i].lDeadZone = MulDiv(This->props[i].lDeadZone, pr->lMax - pr->lMin,
 788                                             This->props[i].lMax - This->props[i].lMin);
 789           This->props[i].lMin = pr->lMin;
 790           This->props[i].lMax = pr->lMax;
 791         }
 792       } else {
 793         int obj = find_property(&This->base.data_format, ph);
 794
 795         TRACE("proprange(%d,%d) obj=%d\n", pr->lMin, pr->lMax, obj);
 796         if (obj >= 0) {
 797           /* Scale dead-zone */
 798           This->props[obj].lDeadZone = MulDiv(This->props[obj].lDeadZone, pr->lMax - pr->lMin,
 799                                               This->props[obj].lMax - This->props[obj].lMin);
 800           This->props[obj].lMin = pr->lMin;
 801           This->props[obj].lMax = pr->lMax;
 802         }
 803       }
 804       fake_current_js_state(This);
 805       break;
 806     }
 807     case (DWORD)DIPROP_DEADZONE: {
 808       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 809       if (ph->dwHow == DIPH_DEVICE) {
 810         int i;
 811         TRACE("deadzone(%d) all\n", pd->dwData);
 812         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 813           This->props[i].lDeadZone = pd->dwData;
 814         }
 815       } else {
 816         int obj = find_property(&This->base.data_format, ph);
 817
 818         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 819         if (obj >= 0) {
 820           This->props[obj].lDeadZone = pd->dwData;
 821         }
 822       }
 823       fake_current_js_state(This);
 824       break;
 825     }
 826     case (DWORD)DIPROP_CALIBRATIONMODE: {
 827       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 828       FIXME("DIPROP_CALIBRATIONMODE(%d)\n", pd->dwData);
 829       break;
 830     }
 831     default:
 832       return IDirectInputDevice2AImpl_SetProperty(iface, rguid, ph);
 833     }
 834   }
 835   return DI_OK;
 836 }
 837
 838 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
 839         LPDIRECTINPUTDEVICE8A iface,
 840         LPDIDEVCAPS lpDIDevCaps)
 841 {
 842     JoystickImpl *This = (JoystickImpl *)iface;
 843
 844     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 845
 846     if (!lpDIDevCaps) {
 847         WARN("invalid pointer\n");
 848         return E_POINTER;
 849     }
 850
 851     if (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) {
 852         WARN("invalid argument\n");
 853         return DIERR_INVALIDPARAM;
 854     }
 855
 856     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
 857     if (This->base.dinput->dwVersion >= 0x0800)
 858         lpDIDevCaps->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 859     else
 860         lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 861
 862     if (This->joydev->has_ff)
 863          lpDIDevCaps->dwFlags |= DIDC_FORCEFEEDBACK;
 864
 865     lpDIDevCaps->dwAxes = This->numAxes;
 866     lpDIDevCaps->dwButtons = This->numButtons;
 867     lpDIDevCaps->dwPOVs = This->numPOVs;
 868
 869     return DI_OK;
 870 }
 871
 872 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface) {
 873     JoystickImpl *This = (JoystickImpl *)iface;
 874     TRACE("(%p)\n",This);
 875
 876     if (This->joyfd==-1) {
 877       return DIERR_NOTACQUIRED;
 878     }
 879
 880     joy_polldev(This);
 881     return DI_OK;
 882 }
 883
 884 /******************************************************************************
 885   *     GetProperty : get input device properties
 886   */
 887 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 888                                                 REFGUID rguid,
 889                                                 LPDIPROPHEADER pdiph)
 890 {
 891     JoystickImpl *This = (JoystickImpl *)iface;
 892
 893     TRACE("(this=%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 894     _dump_DIPROPHEADER(pdiph);
 895
 896     if (HIWORD(rguid)) return DI_OK;
 897
 898     switch (LOWORD(rguid)) {
 899     case (DWORD) DIPROP_RANGE:
 900     {
 901         LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
 902         int obj = find_property(&This->base.data_format, pdiph);
 903
 904         if (obj < 0) return DIERR_OBJECTNOTFOUND;
 905
 906         pr->lMin = This->props[obj].lMin;
 907         pr->lMax = This->props[obj].lMax;
 908         TRACE("range(%d, %d) obj=%d\n", pr->lMin, pr->lMax, obj);
 909         break;
 910     }
 911     case (DWORD) DIPROP_DEADZONE:
 912     {
 913         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 914         int obj = find_property(&This->base.data_format, pdiph);
 915
 916         if (obj < 0) return DIERR_OBJECTNOTFOUND;
 917
 918         pd->dwData = This->props[obj].lDeadZone;
 919         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 920         break;
 921     }
 922
 923     default:
 924         return IDirectInputDevice2AImpl_GetProperty(iface, rguid, pdiph);
 925     }
 926
 927     return DI_OK;
 928 }
 929
 930 /******************************************************************************
 931   *     GetObjectInfo : get information about a device object such as a button
 932   *                     or axis
 933   */
 934 static HRESULT WINAPI JoystickWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
 935         LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
 936 {
 937     static const WCHAR axisW[] = {'A','x','i','s',' ','%','d',0};
 938     static const WCHAR povW[] = {'P','O','V',' ','%','d',0};
 939     static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
 940     HRESULT res;
 941
 942     res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
 943     if (res != DI_OK) return res;
 944
 945     if      (pdidoi->dwType & DIDFT_AXIS)
 946         sprintfW(pdidoi->tszName, axisW, DIDFT_GETINSTANCE(pdidoi->dwType));
 947     else if (pdidoi->dwType & DIDFT_POV)
 948         sprintfW(pdidoi->tszName, povW, DIDFT_GETINSTANCE(pdidoi->dwType));
 949     else if (pdidoi->dwType & DIDFT_BUTTON)
 950         sprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType));
 951
 952     _dump_OBJECTINSTANCEW(pdidoi);
 953     return res;
 954 }
 955
 956 static HRESULT WINAPI JoystickAImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
 957         LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
 958 {
 959     HRESULT res;
 960     DIDEVICEOBJECTINSTANCEW didoiW;
 961     DWORD dwSize = pdidoi->dwSize;
 962
 963     didoiW.dwSize = sizeof(didoiW);
 964     res = JoystickWImpl_GetObjectInfo((LPDIRECTINPUTDEVICE8W)iface, &didoiW, dwObj, dwHow);
 965     if (res != DI_OK) return res;
 966
 967     memset(pdidoi, 0, pdidoi->dwSize);
 968     memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
 969     pdidoi->dwSize = dwSize;
 970     WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
 971                         sizeof(pdidoi->tszName), NULL, NULL);
 972
 973     return res;
 974 }
 975
 976 /******************************************************************************
 977   *     CreateEffect - Create a new FF effect with the specified params
 978   */
 979 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
 980                                                  REFGUID rguid,
 981                                                  LPCDIEFFECT lpeff,
 982                                                  LPDIRECTINPUTEFFECT *ppdef,
 983                                                  LPUNKNOWN pUnkOuter)
 984 {
 985 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 986     EffectListItem* new = NULL;
 987     HRESULT retval = DI_OK;
 988 #endif
 989
 990     JoystickImpl* This = (JoystickImpl*)iface;
 991     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
 992
 993 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 994     TRACE("not available (compiled w/o ff support)\n");
 995     *ppdef = NULL;
 996     return DI_OK;
 997 #else
 998
 999     new = HeapAlloc(GetProcessHeap(), 0, sizeof(EffectListItem));
1000     new->next = This->top_effect;
1001     This->top_effect = new;
1002
1003     retval = linuxinput_create_effect(&(This->joyfd), rguid, &(new->ref));
1004     if (retval != DI_OK)
1005         return retval;
1006
1007     if (lpeff != NULL)
1008         retval = IDirectInputEffect_SetParameters(new->ref, lpeff, 0);
1009     if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
1010         return retval;
1011
1012     *ppdef = new->ref;
1013
1014     if (pUnkOuter != NULL)
1015         FIXME("Interface aggregation not implemented.\n");
1016
1017     return DI_OK;
1018
1019 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
1020 }
1021
1022 /*******************************************************************************
1023  *      EnumEffects - Enumerate available FF effects
1024  */
1025 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
1026                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
1027                                                 LPVOID pvRef,
1028                                                 DWORD dwEffType)
1029 {
1030 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1031     DIEFFECTINFOA dei; /* feif */
1032     DWORD type = DIEFT_GETTYPE(dwEffType);
1033     JoystickImpl* This = (JoystickImpl*)iface;
1034
1035     TRACE("(this=%p,%p,%d) type=%d\n", This, pvRef, dwEffType, type);
1036
1037     dei.dwSize = sizeof(DIEFFECTINFOA);
1038
1039     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1040         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1041         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1042         (*lpCallback)(&dei, pvRef);
1043     }
1044
1045     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1046         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1047         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1048             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1049             (*lpCallback)(&dei, pvRef);
1050         }
1051         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1052             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1053             (*lpCallback)(&dei, pvRef);
1054         }
1055         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1056             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1057             (*lpCallback)(&dei, pvRef);
1058         }
1059         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1060             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1061             (*lpCallback)(&dei, pvRef);
1062         }
1063         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1064             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1065             (*lpCallback)(&dei, pvRef);
1066         }
1067     }
1068
1069     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1070         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1071         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1072         (*lpCallback)(&dei, pvRef);
1073     }
1074
1075     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1076         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1077             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1078             (*lpCallback)(&dei, pvRef);
1079         }
1080         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1081             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1082             (*lpCallback)(&dei, pvRef);
1083         }
1084         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1085             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1086             (*lpCallback)(&dei, pvRef);
1087         }
1088         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1089             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1090             (*lpCallback)(&dei, pvRef);
1091         }
1092     }
1093
1094 #endif
1095
1096     return DI_OK;
1097 }
1098
1099 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1100                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1101                                                 LPVOID pvRef,
1102                                                 DWORD dwEffType)
1103 {
1104 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1105     /* seems silly to duplicate all this code but all the structures and functions
1106      * are actually different (A/W) */
1107     DIEFFECTINFOW dei; /* feif */
1108     DWORD type = DIEFT_GETTYPE(dwEffType);
1109     JoystickImpl* This = (JoystickImpl*)iface;
1110     int xfd = This->joyfd;
1111
1112     TRACE("(this=%p,%p,%d) type=%d fd=%d\n", This, pvRef, dwEffType, type, xfd);
1113
1114     dei.dwSize = sizeof(DIEFFECTINFOW);
1115
1116     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1117         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1118         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1119         (*lpCallback)(&dei, pvRef);
1120     }
1121
1122     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1123         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1124         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1125             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1126             (*lpCallback)(&dei, pvRef);
1127         }
1128         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1129             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1130             (*lpCallback)(&dei, pvRef);
1131         }
1132         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1133             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1134             (*lpCallback)(&dei, pvRef);
1135         }
1136         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1137             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1138             (*lpCallback)(&dei, pvRef);
1139         }
1140         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1141             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1142             (*lpCallback)(&dei, pvRef);
1143         }
1144     }
1145
1146     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1147         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1148         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1149         (*lpCallback)(&dei, pvRef);
1150     }
1151
1152     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1153         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1154             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1155             (*lpCallback)(&dei, pvRef);
1156         }
1157         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1158             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1159             (*lpCallback)(&dei, pvRef);
1160         }
1161         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1162             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1163             (*lpCallback)(&dei, pvRef);
1164         }
1165         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1166             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1167             (*lpCallback)(&dei, pvRef);
1168         }
1169     }
1170
1171     /* return to unacquired state if that's where it was */
1172     if (xfd == -1)
1173         IDirectInputDevice8_Unacquire(iface);
1174 #endif
1175
1176     return DI_OK;
1177 }
1178
1179 /*******************************************************************************
1180  *      GetEffectInfo - Get information about a particular effect
1181  */
1182 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1183                                                   LPDIEFFECTINFOA pdei,
1184                                                   REFGUID guid)
1185 {
1186     JoystickImpl* This = (JoystickImpl*)iface;
1187
1188     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1189
1190 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1191     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1192 #else
1193     return DI_OK;
1194 #endif
1195 }
1196
1197 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1198                                                   LPDIEFFECTINFOW pdei,
1199                                                   REFGUID guid)
1200 {
1201     JoystickImpl* This = (JoystickImpl*)iface;
1202
1203     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1204
1205 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1206     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1207 #else
1208     return DI_OK;
1209 #endif
1210 }
1211
1212 /*******************************************************************************
1213  *      GetForceFeedbackState - Get information about the device's FF state
1214  */
1215 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1216         LPDIRECTINPUTDEVICE8A iface,
1217         LPDWORD pdwOut)
1218 {
1219     JoystickImpl* This = (JoystickImpl*)iface;
1220
1221     TRACE("(this=%p,%p)\n", This, pdwOut);
1222
1223     (*pdwOut) = 0;
1224
1225 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1226     /* DIGFFS_STOPPED is the only mandatory flag to report */
1227     if (This->ff_state == FF_STATUS_STOPPED)
1228         (*pdwOut) |= DIGFFS_STOPPED;
1229 #endif
1230
1231     return DI_OK;
1232 }
1233
1234 /*******************************************************************************
1235  *      SendForceFeedbackCommand - Send a command to the device's FF system
1236  */
1237 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1238         LPDIRECTINPUTDEVICE8A iface,
1239         DWORD dwFlags)
1240 {
1241     JoystickImpl* This = (JoystickImpl*)iface;
1242     TRACE("(this=%p,%d)\n", This, dwFlags);
1243
1244 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1245     if (dwFlags == DISFFC_STOPALL) {
1246         /* Stop all effects */
1247         EffectListItem* itr = This->top_effect;
1248         while (itr) {
1249             IDirectInputEffect_Stop(itr->ref);
1250             itr = itr->next;
1251         }
1252     } else if (dwFlags == DISFFC_RESET) {
1253         /* Stop, unload, release and free all effects */
1254         /* This returns the device to its "bare" state */
1255         while (This->top_effect) {
1256             EffectListItem* temp = This->top_effect;
1257             IDirectInputEffect_Stop(temp->ref);
1258             IDirectInputEffect_Unload(temp->ref);
1259             IDirectInputEffect_Release(temp->ref);
1260             This->top_effect = temp->next;
1261             HeapFree(GetProcessHeap(), 0, temp);
1262         }
1263     } else if (dwFlags == DISFFC_PAUSE || dwFlags == DISFFC_CONTINUE) {
1264         FIXME("No support for Pause or Continue in linux\n");
1265     } else if (dwFlags == DISFFC_SETACTUATORSOFF
1266                 || dwFlags == DISFFC_SETACTUATORSON) {
1267         FIXME("No direct actuator control in linux\n");
1268     } else {
1269         FIXME("Unknown Force Feedback Command!\n");
1270         return DIERR_INVALIDPARAM;
1271     }
1272     return DI_OK;
1273 #else
1274     return DIERR_UNSUPPORTED;
1275 #endif
1276 }
1277
1278 /*******************************************************************************
1279  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1280  *              created for this device.
1281  */
1282 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1283         LPDIRECTINPUTDEVICE8A iface,
1284         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1285         LPVOID pvRef,
1286         DWORD dwFlags)
1287 {
1288     /* this function is safe to call on non-ff-enabled builds */
1289
1290     JoystickImpl* This = (JoystickImpl*)iface;
1291     EffectListItem* itr = This->top_effect;
1292     TRACE("(this=%p,%p,%p,%d)\n", This, lpCallback, pvRef, dwFlags);
1293
1294     if (!lpCallback)
1295         return DIERR_INVALIDPARAM;
1296
1297     if (dwFlags != 0)
1298         FIXME("Flags specified, but no flags exist yet (DX9)!\n");
1299
1300     while (itr) {
1301         (*lpCallback)(itr->ref, pvRef);
1302         itr = itr->next;
1303     }
1304
1305     return DI_OK;
1306 }
1307
1308 static const IDirectInputDevice8AVtbl JoystickAvt =
1309 {
1310         IDirectInputDevice2AImpl_QueryInterface,
1311         IDirectInputDevice2AImpl_AddRef,
1312         IDirectInputDevice2AImpl_Release,
1313         JoystickAImpl_GetCapabilities,
1314         IDirectInputDevice2AImpl_EnumObjects,
1315         JoystickAImpl_GetProperty,
1316         JoystickAImpl_SetProperty,
1317         JoystickAImpl_Acquire,
1318         JoystickAImpl_Unacquire,
1319         JoystickAImpl_GetDeviceState,
1320         IDirectInputDevice2AImpl_GetDeviceData,
1321         IDirectInputDevice2AImpl_SetDataFormat,
1322         IDirectInputDevice2AImpl_SetEventNotification,
1323         IDirectInputDevice2AImpl_SetCooperativeLevel,
1324         JoystickAImpl_GetObjectInfo,
1325         IDirectInputDevice2AImpl_GetDeviceInfo,
1326         IDirectInputDevice2AImpl_RunControlPanel,
1327         IDirectInputDevice2AImpl_Initialize,
1328         JoystickAImpl_CreateEffect,
1329         JoystickAImpl_EnumEffects,
1330         JoystickAImpl_GetEffectInfo,
1331         JoystickAImpl_GetForceFeedbackState,
1332         JoystickAImpl_SendForceFeedbackCommand,
1333         JoystickAImpl_EnumCreatedEffectObjects,
1334         IDirectInputDevice2AImpl_Escape,
1335         JoystickAImpl_Poll,
1336         IDirectInputDevice2AImpl_SendDeviceData,
1337         IDirectInputDevice7AImpl_EnumEffectsInFile,
1338         IDirectInputDevice7AImpl_WriteEffectToFile,
1339         IDirectInputDevice8AImpl_BuildActionMap,
1340         IDirectInputDevice8AImpl_SetActionMap,
1341         IDirectInputDevice8AImpl_GetImageInfo
1342 };
1343
1344 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1345 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1346 #else
1347 # define XCAST(fun)     (void*)
1348 #endif
1349
1350 static const IDirectInputDevice8WVtbl JoystickWvt =
1351 {
1352         IDirectInputDevice2WImpl_QueryInterface,
1353         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1354         XCAST(Release)IDirectInputDevice2AImpl_Release,
1355         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
1356         IDirectInputDevice2WImpl_EnumObjects,
1357         XCAST(GetProperty)JoystickAImpl_GetProperty,
1358         XCAST(SetProperty)JoystickAImpl_SetProperty,
1359         XCAST(Acquire)JoystickAImpl_Acquire,
1360         XCAST(Unacquire)JoystickAImpl_Unacquire,
1361         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
1362         XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
1363         XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
1364         XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
1365         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1366         JoystickWImpl_GetObjectInfo,
1367         IDirectInputDevice2WImpl_GetDeviceInfo,
1368         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1369         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1370         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1371         JoystickWImpl_EnumEffects,
1372         JoystickWImpl_GetEffectInfo,
1373         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1374         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1375         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1376         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1377         XCAST(Poll)JoystickAImpl_Poll,
1378         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1379         IDirectInputDevice7WImpl_EnumEffectsInFile,
1380         IDirectInputDevice7WImpl_WriteEffectToFile,
1381         IDirectInputDevice8WImpl_BuildActionMap,
1382         IDirectInputDevice8WImpl_SetActionMap,
1383         IDirectInputDevice8WImpl_GetImageInfo
1384 };
1385 #undef XCAST
1386
1387 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1388
1389 const struct dinput_device joystick_linuxinput_device = {
1390   "Wine Linux-input joystick driver",
1391   NULL,
1392   NULL,
1393   NULL,
1394   NULL
1395 };
1396
1397 #endif  /* HAVE_CORRECT_LINUXINPUT_H */