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 struct wine_input_absinfo {
 123     LONG value;
 124     LONG minimum;
 125     LONG maximum;
 126     LONG fuzz;
 127     LONG flat;
 128 };
 129
 130 typedef struct EffectListItem EffectListItem;
 131 struct EffectListItem
 132 {
 133         LPDIRECTINPUTEFFECT ref;
 134         struct EffectListItem* next;
 135 };
 136
 137 /* implemented in effect_linuxinput.c */
 138 HRESULT linuxinput_create_effect(int* fd, REFGUID rguid, LPDIRECTINPUTEFFECT* peff);
 139 HRESULT linuxinput_get_info_A(int fd, REFGUID rguid, LPDIEFFECTINFOA info);
 140 HRESULT linuxinput_get_info_W(int fd, REFGUID rguid, LPDIEFFECTINFOW info);
 141
 142 typedef struct JoystickImpl JoystickImpl;
 143 static const IDirectInputDevice8AVtbl JoystickAvt;
 144 static const IDirectInputDevice8WVtbl JoystickWvt;
 145
 146 struct JoyDev {
 147         char *device;
 148         char *name;
 149         GUID guid;
 150
 151         int has_ff;
 152         int num_effects;
 153
 154         /* data returned by EVIOCGBIT for caps, EV_ABS, EV_KEY, and EV_FF */
 155         BYTE                            evbits[(EV_MAX+7)/8];
 156         BYTE                            absbits[(ABS_MAX+7)/8];
 157         BYTE                            keybits[(KEY_MAX+7)/8];
 158         BYTE                            ffbits[(FF_MAX+7)/8];
 159
 160         /* data returned by the EVIOCGABS() ioctl */
 161         struct wine_input_absinfo       axes[ABS_MAX];
 162 };
 163
 164 struct JoystickImpl
 165 {
 166         struct IDirectInputDevice2AImpl base;
 167
 168         struct JoyDev                  *joydev;
 169
 170         /* joystick private */
 171         int                             joyfd;
 172
 173         DIJOYSTATE2                     js;
 174
 175         ObjProps                        props[ABS_MAX];
 176
 177         int                             axes[ABS_MAX];
 178         POINTL                          povs[4];
 179
 180         /* LUT for KEY_ to offset in rgbButtons */
 181         BYTE                            buttons[KEY_MAX];
 182
 183         DWORD                           numAxes;
 184         DWORD                           numPOVs;
 185         DWORD                           numButtons;
 186
 187         /* Force feedback variables */
 188         EffectListItem*                 top_effect;
 189         int                             ff_state;
 190 };
 191
 192 static void fake_current_js_state(JoystickImpl *ji);
 193 static void find_joydevs(void);
 194
 195 /* This GUID is slightly different from the linux joystick one. Take note. */
 196 static const GUID DInput_Wine_Joystick_Base_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 197   0x9e573eda,
 198   0x7734,
 199   0x11d2,
 200   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 201 };
 202
 203 #define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
 204
 205 #define MAX_JOYDEV 64
 206
 207 static int have_joydevs = -1;
 208 static struct JoyDev *joydevs = NULL;
 209
 210 static void find_joydevs(void)
 211 {
 212   int i;
 213
 214   if (have_joydevs!=-1) {
 215     return;
 216   }
 217
 218   have_joydevs = 0;
 219
 220   for (i=0;i<MAX_JOYDEV;i++) {
 221     char        buf[MAX_PATH];
 222     struct JoyDev joydev = {0};
 223     int fd;
 224     int no_ff_check = 0;
 225     int j;
 226
 227     snprintf(buf,MAX_PATH,EVDEVPREFIX"%d",i);
 228     buf[MAX_PATH-1] = 0;
 229
 230     if ((fd=open(buf, O_RDWR))==-1) {
 231       fd = open(buf, O_RDONLY);
 232       no_ff_check = 1;
 233     }
 234
 235     if (fd!=-1) {
 236
 237       if ((-1==ioctl(fd,EVIOCGBIT(0,sizeof(joydev.evbits)),joydev.evbits))) {
 238         perror("EVIOCGBIT 0");
 239         close(fd);
 240         continue;
 241       }
 242       if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(joydev.absbits)),joydev.absbits)) {
 243         perror("EVIOCGBIT EV_ABS");
 244         close(fd);
 245         continue;
 246       }
 247       if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(joydev.keybits)),joydev.keybits)) {
 248         perror("EVIOCGBIT EV_KEY");
 249         close(fd);
 250         continue;
 251       }
 252       /* A true joystick has at least axis X and Y, and at least 1
 253        * button. copied from linux/drivers/input/joydev.c */
 254       if (test_bit(joydev.absbits,ABS_X) && test_bit(joydev.absbits,ABS_Y) &&
 255           (   test_bit(joydev.keybits,BTN_TRIGGER)      ||
 256               test_bit(joydev.keybits,BTN_A)    ||
 257               test_bit(joydev.keybits,BTN_1)
 258           )
 259          ) {
 260
 261         joydev.device = strdup(buf);
 262
 263         if (-1!=ioctl(fd, EVIOCGNAME(MAX_PATH-1), buf)) {
 264           buf[MAX_PATH-1] = 0;
 265           joydev.name = strdup(buf);
 266         } else {
 267           joydev.name = joydev.device;
 268         }
 269
 270         joydev.guid = DInput_Wine_Joystick_Base_GUID;
 271         joydev.guid.Data3 += have_joydevs;
 272
 273         TRACE("Found a joystick on %s: %s (%s)\n",
 274             joydev.device, joydev.name,
 275             debugstr_guid(&joydev.guid)
 276             );
 277
 278 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 279         if (!no_ff_check &&
 280             test_bit(joydev.evbits, EV_FF) &&
 281             ioctl(fd, EVIOCGBIT(EV_FF, sizeof(joydev.ffbits)), joydev.ffbits) != -1 &&
 282             ioctl(fd, EVIOCGEFFECTS, &joydev.num_effects) != -1 &&
 283             joydev.num_effects > 0)
 284         {
 285             TRACE(" ... with force feedback\n");
 286             joydev.has_ff = 1;
 287         }
 288 #endif
 289
 290         for (j=0;j<ABS_MAX;j++) {
 291           if (test_bit(joydev.absbits,j)) {
 292             if (-1!=ioctl(fd,EVIOCGABS(j),&(joydev.axes[j]))) {
 293               TRACE(" ... with axis %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 294                   j,
 295                   joydev.axes[j].value,
 296                   joydev.axes[j].minimum,
 297                   joydev.axes[j].maximum,
 298                   joydev.axes[j].fuzz,
 299                   joydev.axes[j].flat
 300                   );
 301             }
 302           }
 303         }
 304
 305         if (have_joydevs==0) {
 306           joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 307         } else {
 308           HeapReAlloc(GetProcessHeap(), 0, joydevs, (1+have_joydevs) * sizeof(struct JoyDev));
 309         }
 310         memcpy(joydevs+have_joydevs, &joydev, sizeof(struct JoyDev));
 311         have_joydevs++;
 312       }
 313
 314       close(fd);
 315     }
 316   }
 317 }
 318
 319 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 320 {
 321   find_joydevs();
 322
 323   if (id >= have_joydevs) {
 324     return FALSE;
 325   }
 326
 327   if (!((dwDevType == 0) ||
 328         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 329         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 330     return FALSE;
 331
 332 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 333   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 334     return FALSE;
 335 #endif
 336
 337   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 338     lpddi->guidInstance = joydevs[id].guid;
 339     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 340
 341     lpddi->guidFFDriver = GUID_NULL;
 342     if (version >= 0x0800)
 343       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 344     else
 345       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 346
 347     strcpy(lpddi->tszInstanceName, joydevs[id].name);
 348     strcpy(lpddi->tszProductName, joydevs[id].device);
 349     return TRUE;
 350   }
 351   return FALSE;
 352 }
 353
 354 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 355 {
 356   find_joydevs();
 357
 358   if (id >= have_joydevs) {
 359     return FALSE;
 360   }
 361
 362   if (!((dwDevType == 0) ||
 363         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 364         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 365     return FALSE;
 366
 367 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 368   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 369     return FALSE;
 370 #endif
 371
 372   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 373     lpddi->guidInstance = joydevs[id].guid;
 374     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 375
 376     lpddi->guidFFDriver = GUID_NULL;
 377     if (version >= 0x0800)
 378       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 379     else
 380       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 381
 382     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 383     MultiByteToWideChar(CP_ACP, 0, joydevs[id].device, -1, lpddi->tszProductName, MAX_PATH);
 384     return TRUE;
 385   }
 386   return FALSE;
 387 }
 388
 389 static JoystickImpl *alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, unsigned short index)
 390 {
 391     JoystickImpl* newDevice;
 392     LPDIDATAFORMAT df = NULL;
 393     int i, idx = 0;
 394
 395     newDevice = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(JoystickImpl));
 396     if (!newDevice) return NULL;
 397
 398   newDevice->base.lpVtbl = jvt;
 399   newDevice->base.ref = 1;
 400   memcpy(&newDevice->base.guid, rguid, sizeof(*rguid));
 401   InitializeCriticalSection(&newDevice->base.crit);
 402   newDevice->base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->base.crit");
 403   newDevice->joyfd = -1;
 404   newDevice->base.dinput = dinput;
 405   newDevice->joydev = &joydevs[index];
 406 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 407   newDevice->ff_state = FF_STATUS_STOPPED;
 408 #endif
 409
 410     /* Create copy of default data format */
 411     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto failed;
 412     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 413     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 414
 415     /* Supported Axis & POVs should map 1-to-1 */
 416     for (i = 0; i < WINE_JOYSTICK_MAX_AXES; i++)
 417     {
 418         if (!test_bit(newDevice->joydev->absbits, i)) {
 419             newDevice->axes[i] = -1;
 420             continue;
 421         }
 422
 423         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i], df->dwObjSize);
 424         newDevice->axes[i] = idx;
 425         newDevice->props[idx].lDevMin = newDevice->joydev->axes[i].minimum;
 426         newDevice->props[idx].lDevMax = newDevice->joydev->axes[i].maximum;
 427         newDevice->props[idx].lMin    = 0;
 428         newDevice->props[idx].lMax    = 0xffff;
 429         newDevice->props[idx].lSaturation = 0;
 430         newDevice->props[idx].lDeadZone = MulDiv(newDevice->joydev->axes[i].flat, 0xffff,
 431              newDevice->props[idx].lDevMax - newDevice->props[idx].lDevMin);
 432
 433         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numAxes++) | DIDFT_ABSAXIS;
 434     }
 435
 436     for (i = 0; i < WINE_JOYSTICK_MAX_POVS; i++)
 437     {
 438         if (!test_bit(newDevice->joydev->absbits, ABS_HAT0X + i * 2) ||
 439             !test_bit(newDevice->joydev->absbits, ABS_HAT0Y + i * 2)) {
 440             newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = -1;
 441             continue;
 442         }
 443
 444         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i + WINE_JOYSTICK_MAX_AXES], df->dwObjSize);
 445         newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = i;
 446         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numPOVs++) | DIDFT_POV;
 447     }
 448
 449     /* Buttons can be anywhere, so check all */
 450     for (i = 0; i < KEY_MAX && newDevice->numButtons < WINE_JOYSTICK_MAX_BUTTONS; i++)
 451     {
 452         if (!test_bit(newDevice->joydev->keybits, i)) continue;
 453
 454         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[newDevice->numButtons + WINE_JOYSTICK_MAX_AXES + WINE_JOYSTICK_MAX_POVS], df->dwObjSize);
 455         newDevice->buttons[i] = 0x80 | newDevice->numButtons;
 456         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numButtons++) | DIDFT_PSHBUTTON;
 457     }
 458     df->dwNumObjs = idx;
 459
 460     fake_current_js_state(newDevice);
 461
 462     newDevice->base.data_format.wine_df = df;
 463     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->base.dinput);
 464     return newDevice;
 465
 466 failed:
 467     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 468     HeapFree(GetProcessHeap(), 0, df);
 469     HeapFree(GetProcessHeap(), 0, newDevice);
 470     return NULL;
 471 }
 472
 473 /******************************************************************************
 474   *     get_joystick_index : Get the joystick index from a given GUID
 475   */
 476 static unsigned short get_joystick_index(REFGUID guid)
 477 {
 478     GUID wine_joystick = DInput_Wine_Joystick_Base_GUID;
 479     GUID dev_guid = *guid;
 480
 481     wine_joystick.Data3 = 0;
 482     dev_guid.Data3 = 0;
 483
 484     /* for the standard joystick GUID use index 0 */
 485     if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
 486
 487     /* for the wine joystick GUIDs use the index stored in Data3 */
 488     if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3 - DInput_Wine_Joystick_Base_GUID.Data3;
 489
 490     return MAX_JOYDEV;
 491 }
 492
 493 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 494 {
 495     unsigned short index;
 496
 497     find_joydevs();
 498
 499     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 500         have_joydevs && index < have_joydevs)
 501     {
 502         if ((riid == NULL) ||
 503             IsEqualGUID(&IID_IDirectInputDeviceA,  riid) ||
 504             IsEqualGUID(&IID_IDirectInputDevice2A, riid) ||
 505             IsEqualGUID(&IID_IDirectInputDevice7A, riid) ||
 506             IsEqualGUID(&IID_IDirectInputDevice8A, riid))
 507         {
 508             *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, index);
 509             TRACE("Created a Joystick device (%p)\n", *pdev);
 510
 511             if (*pdev == NULL)
 512             {
 513                 ERR("out of memory\n");
 514                 return DIERR_OUTOFMEMORY;
 515             }
 516             return DI_OK;
 517         }
 518
 519         WARN("no interface\n");
 520         return DIERR_NOINTERFACE;
 521     }
 522
 523     WARN("invalid device GUID\n");
 524     return DIERR_DEVICENOTREG;
 525 }
 526
 527
 528 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 529 {
 530     unsigned short index;
 531
 532     find_joydevs();
 533
 534     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 535         have_joydevs && index < have_joydevs)
 536     {
 537         if ((riid == NULL) ||
 538             IsEqualGUID(&IID_IDirectInputDeviceW,  riid) ||
 539             IsEqualGUID(&IID_IDirectInputDevice2W, riid) ||
 540             IsEqualGUID(&IID_IDirectInputDevice7W, riid) ||
 541             IsEqualGUID(&IID_IDirectInputDevice8W, riid))
 542         {
 543             *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, index);
 544             TRACE("Created a Joystick device (%p)\n", *pdev);
 545
 546             if (*pdev == NULL)
 547             {
 548                 ERR("out of memory\n");
 549                 return DIERR_OUTOFMEMORY;
 550             }
 551             return DI_OK;
 552         }
 553         WARN("no interface\n");
 554         return DIERR_NOINTERFACE;
 555     }
 556
 557     WARN("invalid device GUID\n");
 558     return DIERR_DEVICENOTREG;
 559 }
 560
 561 const struct dinput_device joystick_linuxinput_device = {
 562   "Wine Linux-input joystick driver",
 563   joydev_enum_deviceA,
 564   joydev_enum_deviceW,
 565   joydev_create_deviceA,
 566   joydev_create_deviceW
 567 };
 568
 569 /******************************************************************************
 570   *     Acquire : gets exclusive control of the joystick
 571   */
 572 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 573 {
 574     JoystickImpl *This = (JoystickImpl *)iface;
 575     HRESULT res;
 576
 577     TRACE("(this=%p)\n",This);
 578
 579     res = IDirectInputDevice2AImpl_Acquire(iface);
 580     if (res==DI_OK) {
 581       if (-1==(This->joyfd=open(This->joydev->device,O_RDWR))) {
 582         if (-1==(This->joyfd=open(This->joydev->device,O_RDONLY))) {
 583           /* Couldn't open the device at all */
 584           perror(This->joydev->device);
 585           IDirectInputDevice2AImpl_Unacquire(iface);
 586           return DIERR_NOTFOUND;
 587         } else {
 588           /* Couldn't open in r/w but opened in read-only. */
 589           WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 590         }
 591       }
 592     }
 593
 594     return res;
 595 }
 596
 597 /******************************************************************************
 598   *     Unacquire : frees the joystick
 599   */
 600 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 601 {
 602     JoystickImpl *This = (JoystickImpl *)iface;
 603     HRESULT res;
 604
 605     TRACE("(this=%p)\n",This);
 606     res = IDirectInputDevice2AImpl_Unacquire(iface);
 607     if (res==DI_OK && This->joyfd!=-1) {
 608       close(This->joyfd);
 609       This->joyfd = -1;
 610     }
 611     return res;
 612 }
 613
 614 /*
 615  * set the current state of the js device as it would be with the middle
 616  * values on the axes
 617  */
 618 #define CENTER_AXIS(a) \
 619     (ji->axes[a] == -1 ? 0 : joystick_map_axis( &ji->props[ji->axes[a]], \
 620                                                 ji->joydev->axes[a].value ))
 621 static void fake_current_js_state(JoystickImpl *ji)
 622 {
 623     int i;
 624
 625     /* center the axes */
 626     ji->js.lX           = CENTER_AXIS(ABS_X);
 627     ji->js.lY           = CENTER_AXIS(ABS_Y);
 628     ji->js.lZ           = CENTER_AXIS(ABS_Z);
 629     ji->js.lRx          = CENTER_AXIS(ABS_RX);
 630     ji->js.lRy          = CENTER_AXIS(ABS_RY);
 631     ji->js.lRz          = CENTER_AXIS(ABS_RZ);
 632     ji->js.rglSlider[0] = CENTER_AXIS(ABS_THROTTLE);
 633     ji->js.rglSlider[1] = CENTER_AXIS(ABS_RUDDER);
 634
 635     /* POV center is -1 */
 636     for (i = 0; i < 4; i++)
 637         ji->js.rgdwPOV[i] = -1;
 638 }
 639 #undef CENTER_AXIS
 640
 641 /* convert wine format offset to user format object index */
 642 static void joy_polldev(JoystickImpl *This)
 643 {
 644     struct pollfd plfd;
 645     struct input_event ie;
 646
 647     if (This->joyfd==-1)
 648         return;
 649
 650     while (1)
 651     {
 652         LONG value = 0;
 653         int inst_id = -1;
 654
 655         plfd.fd = This->joyfd;
 656         plfd.events = POLLIN;
 657
 658         if (poll(&plfd,1,0) != 1)
 659             return;
 660
 661         /* we have one event, so we can read */
 662         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 663             return;
 664
 665         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 666         switch (ie.type) {
 667         case EV_KEY:    /* button */
 668         {
 669             int btn = This->buttons[ie.code];
 670
 671             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 672             if (btn & 0x80)
 673             {
 674                 btn &= 0x7F;
 675                 inst_id = DIDFT_MAKEINSTANCE(btn) | DIDFT_PSHBUTTON;
 676                 This->js.rgbButtons[btn] = value = ie.value ? 0x80 : 0x00;
 677             }
 678             break;
 679         }
 680         case EV_ABS:
 681         {
 682             int axis = This->axes[ie.code];
 683             if (axis==-1) {
 684                 break;
 685             }
 686             inst_id = DIDFT_MAKEINSTANCE(axis) | (ie.code < ABS_HAT0X ? DIDFT_ABSAXIS : DIDFT_POV);
 687             value = joystick_map_axis(&This->props[id_to_object(This->base.data_format.wine_df, inst_id)], ie.value);
 688
 689             switch (ie.code) {
 690             case ABS_X:         This->js.lX  = value; break;
 691             case ABS_Y:         This->js.lY  = value; break;
 692             case ABS_Z:         This->js.lZ  = value; break;
 693             case ABS_RX:        This->js.lRx = value; break;
 694             case ABS_RY:        This->js.lRy = value; break;
 695             case ABS_RZ:        This->js.lRz = value; break;
 696             case ABS_THROTTLE:  This->js.rglSlider[0] = value; break;
 697             case ABS_RUDDER:    This->js.rglSlider[1] = value; break;
 698             case ABS_HAT0X: case ABS_HAT0Y: case ABS_HAT1X: case ABS_HAT1Y:
 699             case ABS_HAT2X: case ABS_HAT2Y: case ABS_HAT3X: case ABS_HAT3Y:
 700             {
 701                 int idx = (ie.code - ABS_HAT0X) / 2;
 702
 703                 if (ie.code % 2)
 704                     This->povs[idx].y = ie.value;
 705                 else
 706                     This->povs[idx].x = ie.value;
 707
 708                 This->js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
 709                 break;
 710             }
 711             default:
 712                 FIXME("unhandled joystick axis event (code %d, value %d)\n",ie.code,ie.value);
 713             }
 714             break;
 715         }
 716 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 717         case EV_FF_STATUS:
 718             This->ff_state = ie.value;
 719             break;
 720 #endif
 721 #ifdef EV_SYN
 722         case EV_SYN:
 723             /* there is nothing to do */
 724             break;
 725 #endif
 726         default:
 727             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 728             break;
 729         }
 730         if (inst_id >= 0)
 731             queue_event((LPDIRECTINPUTDEVICE8A)This,
 732                         id_to_offset(&This->base.data_format, inst_id),
 733                         value, ie.time.tv_usec, This->base.dinput->evsequence++);
 734     }
 735 }
 736
 737 /******************************************************************************
 738   *     GetDeviceState : returns the "state" of the joystick.
 739   *
 740   */
 741 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 742         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 743 ) {
 744     JoystickImpl *This = (JoystickImpl *)iface;
 745
 746     TRACE("(this=%p,0x%08x,%p)\n", This, len, ptr);
 747
 748     if (!This->base.acquired)
 749     {
 750         WARN("not acquired\n");
 751         return DIERR_NOTACQUIRED;
 752     }
 753
 754     joy_polldev(This);
 755
 756     /* convert and copy data to user supplied buffer */
 757     fill_DataFormat(ptr, &This->js, &This->base.data_format);
 758
 759     return DI_OK;
 760 }
 761
 762 /******************************************************************************
 763   *     SetProperty : change input device properties
 764   */
 765 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 766                                             REFGUID rguid,
 767                                             LPCDIPROPHEADER ph)
 768 {
 769   JoystickImpl *This = (JoystickImpl *)iface;
 770
 771   if (!ph) {
 772     WARN("invalid argument\n");
 773     return DIERR_INVALIDPARAM;
 774   }
 775
 776   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 777   TRACE("ph.dwSize = %d, ph.dwHeaderSize =%d, ph.dwObj = %d, ph.dwHow= %d\n",
 778         ph->dwSize, ph->dwHeaderSize, ph->dwObj, ph->dwHow);
 779
 780   if (!HIWORD(rguid)) {
 781     switch (LOWORD(rguid)) {
 782     case (DWORD)DIPROP_RANGE: {
 783       LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph;
 784
 785       if (ph->dwHow == DIPH_DEVICE) {
 786         int i;
 787         TRACE("proprange(%d,%d) all\n", pr->lMin, pr->lMax);
 788         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 789           /* Scale dead-zone */
 790           This->props[i].lDeadZone = MulDiv(This->props[i].lDeadZone, pr->lMax - pr->lMin,
 791                                             This->props[i].lMax - This->props[i].lMin);
 792           This->props[i].lMin = pr->lMin;
 793           This->props[i].lMax = pr->lMax;
 794         }
 795       } else {
 796         int obj = find_property(&This->base.data_format, ph);
 797
 798         TRACE("proprange(%d,%d) obj=%d\n", pr->lMin, pr->lMax, obj);
 799         if (obj >= 0) {
 800           /* Scale dead-zone */
 801           This->props[obj].lDeadZone = MulDiv(This->props[obj].lDeadZone, pr->lMax - pr->lMin,
 802                                               This->props[obj].lMax - This->props[obj].lMin);
 803           This->props[obj].lMin = pr->lMin;
 804           This->props[obj].lMax = pr->lMax;
 805         }
 806       }
 807       fake_current_js_state(This);
 808       break;
 809     }
 810     case (DWORD)DIPROP_DEADZONE: {
 811       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 812       if (ph->dwHow == DIPH_DEVICE) {
 813         int i;
 814         TRACE("deadzone(%d) all\n", pd->dwData);
 815         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 816           This->props[i].lDeadZone = pd->dwData;
 817         }
 818       } else {
 819         int obj = find_property(&This->base.data_format, ph);
 820
 821         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 822         if (obj >= 0) {
 823           This->props[obj].lDeadZone = pd->dwData;
 824         }
 825       }
 826       fake_current_js_state(This);
 827       break;
 828     }
 829     case (DWORD)DIPROP_CALIBRATIONMODE: {
 830       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 831       FIXME("DIPROP_CALIBRATIONMODE(%d)\n", pd->dwData);
 832       break;
 833     }
 834     default:
 835       return IDirectInputDevice2AImpl_SetProperty(iface, rguid, ph);
 836     }
 837   }
 838   return DI_OK;
 839 }
 840
 841 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
 842         LPDIRECTINPUTDEVICE8A iface,
 843         LPDIDEVCAPS lpDIDevCaps)
 844 {
 845     JoystickImpl *This = (JoystickImpl *)iface;
 846
 847     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 848
 849     if (!lpDIDevCaps) {
 850         WARN("invalid pointer\n");
 851         return E_POINTER;
 852     }
 853
 854     if (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) {
 855         WARN("invalid argument\n");
 856         return DIERR_INVALIDPARAM;
 857     }
 858
 859     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
 860     if (This->base.dinput->dwVersion >= 0x0800)
 861         lpDIDevCaps->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 862     else
 863         lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 864
 865     if (This->joydev->has_ff)
 866          lpDIDevCaps->dwFlags |= DIDC_FORCEFEEDBACK;
 867
 868     lpDIDevCaps->dwAxes = This->numAxes;
 869     lpDIDevCaps->dwButtons = This->numButtons;
 870     lpDIDevCaps->dwPOVs = This->numPOVs;
 871
 872     return DI_OK;
 873 }
 874
 875 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface)
 876 {
 877     JoystickImpl *This = (JoystickImpl *)iface;
 878
 879     TRACE("(%p)\n",This);
 880
 881     if (!This->base.acquired)
 882         return DIERR_NOTACQUIRED;
 883
 884     joy_polldev(This);
 885     return DI_OK;
 886 }
 887
 888 /******************************************************************************
 889   *     GetProperty : get input device properties
 890   */
 891 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 892                                                 REFGUID rguid,
 893                                                 LPDIPROPHEADER pdiph)
 894 {
 895     JoystickImpl *This = (JoystickImpl *)iface;
 896
 897     TRACE("(this=%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 898     _dump_DIPROPHEADER(pdiph);
 899
 900     if (HIWORD(rguid)) return DI_OK;
 901
 902     switch (LOWORD(rguid)) {
 903     case (DWORD) DIPROP_RANGE:
 904     {
 905         LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
 906         int obj = find_property(&This->base.data_format, pdiph);
 907
 908         if (obj < 0) return DIERR_OBJECTNOTFOUND;
 909
 910         pr->lMin = This->props[obj].lMin;
 911         pr->lMax = This->props[obj].lMax;
 912         TRACE("range(%d, %d) obj=%d\n", pr->lMin, pr->lMax, obj);
 913         break;
 914     }
 915     case (DWORD) DIPROP_DEADZONE:
 916     {
 917         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 918         int obj = find_property(&This->base.data_format, pdiph);
 919
 920         if (obj < 0) return DIERR_OBJECTNOTFOUND;
 921
 922         pd->dwData = This->props[obj].lDeadZone;
 923         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 924         break;
 925     }
 926
 927     default:
 928         return IDirectInputDevice2AImpl_GetProperty(iface, rguid, pdiph);
 929     }
 930
 931     return DI_OK;
 932 }
 933
 934 /******************************************************************************
 935   *     GetObjectInfo : get information about a device object such as a button
 936   *                     or axis
 937   */
 938 static HRESULT WINAPI JoystickWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
 939         LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
 940 {
 941     static const WCHAR axisW[] = {'A','x','i','s',' ','%','d',0};
 942     static const WCHAR povW[] = {'P','O','V',' ','%','d',0};
 943     static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
 944     HRESULT res;
 945
 946     res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
 947     if (res != DI_OK) return res;
 948
 949     if      (pdidoi->dwType & DIDFT_AXIS)
 950         sprintfW(pdidoi->tszName, axisW, DIDFT_GETINSTANCE(pdidoi->dwType));
 951     else if (pdidoi->dwType & DIDFT_POV)
 952         sprintfW(pdidoi->tszName, povW, DIDFT_GETINSTANCE(pdidoi->dwType));
 953     else if (pdidoi->dwType & DIDFT_BUTTON)
 954         sprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType));
 955
 956     _dump_OBJECTINSTANCEW(pdidoi);
 957     return res;
 958 }
 959
 960 static HRESULT WINAPI JoystickAImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
 961         LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
 962 {
 963     HRESULT res;
 964     DIDEVICEOBJECTINSTANCEW didoiW;
 965     DWORD dwSize = pdidoi->dwSize;
 966
 967     didoiW.dwSize = sizeof(didoiW);
 968     res = JoystickWImpl_GetObjectInfo((LPDIRECTINPUTDEVICE8W)iface, &didoiW, dwObj, dwHow);
 969     if (res != DI_OK) return res;
 970
 971     memset(pdidoi, 0, pdidoi->dwSize);
 972     memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
 973     pdidoi->dwSize = dwSize;
 974     WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
 975                         sizeof(pdidoi->tszName), NULL, NULL);
 976
 977     return res;
 978 }
 979
 980 /******************************************************************************
 981   *     CreateEffect - Create a new FF effect with the specified params
 982   */
 983 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
 984                                                  REFGUID rguid,
 985                                                  LPCDIEFFECT lpeff,
 986                                                  LPDIRECTINPUTEFFECT *ppdef,
 987                                                  LPUNKNOWN pUnkOuter)
 988 {
 989 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 990     EffectListItem* new = NULL;
 991     HRESULT retval = DI_OK;
 992 #endif
 993
 994     JoystickImpl* This = (JoystickImpl*)iface;
 995     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
 996
 997 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 998     TRACE("not available (compiled w/o ff support)\n");
 999     *ppdef = NULL;
1000     return DI_OK;
1001 #else
1002
1003     new = HeapAlloc(GetProcessHeap(), 0, sizeof(EffectListItem));
1004     new->next = This->top_effect;
1005     This->top_effect = new;
1006
1007     retval = linuxinput_create_effect(&(This->joyfd), rguid, &(new->ref));
1008     if (retval != DI_OK)
1009         return retval;
1010
1011     if (lpeff != NULL)
1012         retval = IDirectInputEffect_SetParameters(new->ref, lpeff, 0);
1013     if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
1014         return retval;
1015
1016     *ppdef = new->ref;
1017
1018     if (pUnkOuter != NULL)
1019         FIXME("Interface aggregation not implemented.\n");
1020
1021     return DI_OK;
1022
1023 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
1024 }
1025
1026 /*******************************************************************************
1027  *      EnumEffects - Enumerate available FF effects
1028  */
1029 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
1030                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
1031                                                 LPVOID pvRef,
1032                                                 DWORD dwEffType)
1033 {
1034 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1035     DIEFFECTINFOA dei; /* feif */
1036     DWORD type = DIEFT_GETTYPE(dwEffType);
1037     JoystickImpl* This = (JoystickImpl*)iface;
1038
1039     TRACE("(this=%p,%p,%d) type=%d\n", This, pvRef, dwEffType, type);
1040
1041     dei.dwSize = sizeof(DIEFFECTINFOA);
1042
1043     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1044         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1045         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1046         (*lpCallback)(&dei, pvRef);
1047     }
1048
1049     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1050         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1051         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1052             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1053             (*lpCallback)(&dei, pvRef);
1054         }
1055         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1056             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1057             (*lpCallback)(&dei, pvRef);
1058         }
1059         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1060             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1061             (*lpCallback)(&dei, pvRef);
1062         }
1063         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1064             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1065             (*lpCallback)(&dei, pvRef);
1066         }
1067         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1068             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1069             (*lpCallback)(&dei, pvRef);
1070         }
1071     }
1072
1073     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1074         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1075         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1076         (*lpCallback)(&dei, pvRef);
1077     }
1078
1079     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1080         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1081             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1082             (*lpCallback)(&dei, pvRef);
1083         }
1084         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1085             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1086             (*lpCallback)(&dei, pvRef);
1087         }
1088         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1089             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1090             (*lpCallback)(&dei, pvRef);
1091         }
1092         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1093             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1094             (*lpCallback)(&dei, pvRef);
1095         }
1096     }
1097
1098 #endif
1099
1100     return DI_OK;
1101 }
1102
1103 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1104                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1105                                                 LPVOID pvRef,
1106                                                 DWORD dwEffType)
1107 {
1108 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1109     /* seems silly to duplicate all this code but all the structures and functions
1110      * are actually different (A/W) */
1111     DIEFFECTINFOW dei; /* feif */
1112     DWORD type = DIEFT_GETTYPE(dwEffType);
1113     JoystickImpl* This = (JoystickImpl*)iface;
1114     int xfd = This->joyfd;
1115
1116     TRACE("(this=%p,%p,%d) type=%d fd=%d\n", This, pvRef, dwEffType, type, xfd);
1117
1118     dei.dwSize = sizeof(DIEFFECTINFOW);
1119
1120     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1121         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1122         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1123         (*lpCallback)(&dei, pvRef);
1124     }
1125
1126     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1127         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1128         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1129             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1130             (*lpCallback)(&dei, pvRef);
1131         }
1132         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1133             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1134             (*lpCallback)(&dei, pvRef);
1135         }
1136         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1137             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1138             (*lpCallback)(&dei, pvRef);
1139         }
1140         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1141             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1142             (*lpCallback)(&dei, pvRef);
1143         }
1144         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1145             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1146             (*lpCallback)(&dei, pvRef);
1147         }
1148     }
1149
1150     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1151         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1152         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1153         (*lpCallback)(&dei, pvRef);
1154     }
1155
1156     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1157         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1158             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1159             (*lpCallback)(&dei, pvRef);
1160         }
1161         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1162             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1163             (*lpCallback)(&dei, pvRef);
1164         }
1165         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1166             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1167             (*lpCallback)(&dei, pvRef);
1168         }
1169         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1170             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1171             (*lpCallback)(&dei, pvRef);
1172         }
1173     }
1174
1175     /* return to unacquired state if that's where it was */
1176     if (xfd == -1)
1177         IDirectInputDevice8_Unacquire(iface);
1178 #endif
1179
1180     return DI_OK;
1181 }
1182
1183 /*******************************************************************************
1184  *      GetEffectInfo - Get information about a particular effect
1185  */
1186 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1187                                                   LPDIEFFECTINFOA pdei,
1188                                                   REFGUID guid)
1189 {
1190     JoystickImpl* This = (JoystickImpl*)iface;
1191
1192     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1193
1194 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1195     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1196 #else
1197     return DI_OK;
1198 #endif
1199 }
1200
1201 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1202                                                   LPDIEFFECTINFOW pdei,
1203                                                   REFGUID guid)
1204 {
1205     JoystickImpl* This = (JoystickImpl*)iface;
1206
1207     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1208
1209 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1210     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1211 #else
1212     return DI_OK;
1213 #endif
1214 }
1215
1216 /*******************************************************************************
1217  *      GetForceFeedbackState - Get information about the device's FF state
1218  */
1219 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1220         LPDIRECTINPUTDEVICE8A iface,
1221         LPDWORD pdwOut)
1222 {
1223     JoystickImpl* This = (JoystickImpl*)iface;
1224
1225     TRACE("(this=%p,%p)\n", This, pdwOut);
1226
1227     (*pdwOut) = 0;
1228
1229 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1230     /* DIGFFS_STOPPED is the only mandatory flag to report */
1231     if (This->ff_state == FF_STATUS_STOPPED)
1232         (*pdwOut) |= DIGFFS_STOPPED;
1233 #endif
1234
1235     return DI_OK;
1236 }
1237
1238 /*******************************************************************************
1239  *      SendForceFeedbackCommand - Send a command to the device's FF system
1240  */
1241 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1242         LPDIRECTINPUTDEVICE8A iface,
1243         DWORD dwFlags)
1244 {
1245     JoystickImpl* This = (JoystickImpl*)iface;
1246     TRACE("(this=%p,%d)\n", This, dwFlags);
1247
1248 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1249     if (dwFlags == DISFFC_STOPALL) {
1250         /* Stop all effects */
1251         EffectListItem* itr = This->top_effect;
1252         while (itr) {
1253             IDirectInputEffect_Stop(itr->ref);
1254             itr = itr->next;
1255         }
1256     } else if (dwFlags == DISFFC_RESET) {
1257         /* Stop, unload, release and free all effects */
1258         /* This returns the device to its "bare" state */
1259         while (This->top_effect) {
1260             EffectListItem* temp = This->top_effect;
1261             IDirectInputEffect_Stop(temp->ref);
1262             IDirectInputEffect_Unload(temp->ref);
1263             IDirectInputEffect_Release(temp->ref);
1264             This->top_effect = temp->next;
1265             HeapFree(GetProcessHeap(), 0, temp);
1266         }
1267     } else if (dwFlags == DISFFC_PAUSE || dwFlags == DISFFC_CONTINUE) {
1268         FIXME("No support for Pause or Continue in linux\n");
1269     } else if (dwFlags == DISFFC_SETACTUATORSOFF
1270                 || dwFlags == DISFFC_SETACTUATORSON) {
1271         FIXME("No direct actuator control in linux\n");
1272     } else {
1273         FIXME("Unknown Force Feedback Command!\n");
1274         return DIERR_INVALIDPARAM;
1275     }
1276     return DI_OK;
1277 #else
1278     return DIERR_UNSUPPORTED;
1279 #endif
1280 }
1281
1282 /*******************************************************************************
1283  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1284  *              created for this device.
1285  */
1286 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1287         LPDIRECTINPUTDEVICE8A iface,
1288         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1289         LPVOID pvRef,
1290         DWORD dwFlags)
1291 {
1292     /* this function is safe to call on non-ff-enabled builds */
1293
1294     JoystickImpl* This = (JoystickImpl*)iface;
1295     EffectListItem* itr = This->top_effect;
1296     TRACE("(this=%p,%p,%p,%d)\n", This, lpCallback, pvRef, dwFlags);
1297
1298     if (!lpCallback)
1299         return DIERR_INVALIDPARAM;
1300
1301     if (dwFlags != 0)
1302         FIXME("Flags specified, but no flags exist yet (DX9)!\n");
1303
1304     while (itr) {
1305         (*lpCallback)(itr->ref, pvRef);
1306         itr = itr->next;
1307     }
1308
1309     return DI_OK;
1310 }
1311
1312 static const IDirectInputDevice8AVtbl JoystickAvt =
1313 {
1314         IDirectInputDevice2AImpl_QueryInterface,
1315         IDirectInputDevice2AImpl_AddRef,
1316         IDirectInputDevice2AImpl_Release,
1317         JoystickAImpl_GetCapabilities,
1318         IDirectInputDevice2AImpl_EnumObjects,
1319         JoystickAImpl_GetProperty,
1320         JoystickAImpl_SetProperty,
1321         JoystickAImpl_Acquire,
1322         JoystickAImpl_Unacquire,
1323         JoystickAImpl_GetDeviceState,
1324         IDirectInputDevice2AImpl_GetDeviceData,
1325         IDirectInputDevice2AImpl_SetDataFormat,
1326         IDirectInputDevice2AImpl_SetEventNotification,
1327         IDirectInputDevice2AImpl_SetCooperativeLevel,
1328         JoystickAImpl_GetObjectInfo,
1329         IDirectInputDevice2AImpl_GetDeviceInfo,
1330         IDirectInputDevice2AImpl_RunControlPanel,
1331         IDirectInputDevice2AImpl_Initialize,
1332         JoystickAImpl_CreateEffect,
1333         JoystickAImpl_EnumEffects,
1334         JoystickAImpl_GetEffectInfo,
1335         JoystickAImpl_GetForceFeedbackState,
1336         JoystickAImpl_SendForceFeedbackCommand,
1337         JoystickAImpl_EnumCreatedEffectObjects,
1338         IDirectInputDevice2AImpl_Escape,
1339         JoystickAImpl_Poll,
1340         IDirectInputDevice2AImpl_SendDeviceData,
1341         IDirectInputDevice7AImpl_EnumEffectsInFile,
1342         IDirectInputDevice7AImpl_WriteEffectToFile,
1343         IDirectInputDevice8AImpl_BuildActionMap,
1344         IDirectInputDevice8AImpl_SetActionMap,
1345         IDirectInputDevice8AImpl_GetImageInfo
1346 };
1347
1348 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1349 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1350 #else
1351 # define XCAST(fun)     (void*)
1352 #endif
1353
1354 static const IDirectInputDevice8WVtbl JoystickWvt =
1355 {
1356         IDirectInputDevice2WImpl_QueryInterface,
1357         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1358         XCAST(Release)IDirectInputDevice2AImpl_Release,
1359         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
1360         IDirectInputDevice2WImpl_EnumObjects,
1361         XCAST(GetProperty)JoystickAImpl_GetProperty,
1362         XCAST(SetProperty)JoystickAImpl_SetProperty,
1363         XCAST(Acquire)JoystickAImpl_Acquire,
1364         XCAST(Unacquire)JoystickAImpl_Unacquire,
1365         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
1366         XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
1367         XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
1368         XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
1369         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1370         JoystickWImpl_GetObjectInfo,
1371         IDirectInputDevice2WImpl_GetDeviceInfo,
1372         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1373         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1374         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1375         JoystickWImpl_EnumEffects,
1376         JoystickWImpl_GetEffectInfo,
1377         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1378         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1379         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1380         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1381         XCAST(Poll)JoystickAImpl_Poll,
1382         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1383         IDirectInputDevice7WImpl_EnumEffectsInFile,
1384         IDirectInputDevice7WImpl_WriteEffectToFile,
1385         IDirectInputDevice8WImpl_BuildActionMap,
1386         IDirectInputDevice8WImpl_SetActionMap,
1387         IDirectInputDevice8WImpl_GetImageInfo
1388 };
1389 #undef XCAST
1390
1391 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1392
1393 const struct dinput_device joystick_linuxinput_device = {
1394   "Wine Linux-input joystick driver",
1395   NULL,
1396   NULL,
1397   NULL,
1398   NULL
1399 };
1400
1401 #endif  /* HAVE_CORRECT_LINUXINPUT_H */