dlls/dinput/joystick_linuxinput.c

   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998,2000 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  * Copyright 2005 Daniel Remenak
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <assert.h>
  27 #include <stdarg.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30 #include <time.h>
  31 #ifdef HAVE_UNISTD_H
  32 # include <unistd.h>
  33 #endif
  34 #ifdef HAVE_SYS_TIME_H
  35 # include <sys/time.h>
  36 #endif
  37 #include <fcntl.h>
  38 #ifdef HAVE_SYS_IOCTL_H
  39 # include <sys/ioctl.h>
  40 #endif
  41 #include <errno.h>
  42 #ifdef HAVE_SYS_ERRNO_H
  43 # include <sys/errno.h>
  44 #endif
  45 #ifdef HAVE_LINUX_INPUT_H
  46 # include <linux/input.h>
  47 # undef SW_MAX
  48 # if defined(EVIOCGBIT) && defined(EV_ABS) && defined(BTN_PINKIE)
  49 #  define HAVE_CORRECT_LINUXINPUT_H
  50 # endif
  51 #endif
  52 #ifdef HAVE_SYS_POLL_H
  53 # include <sys/poll.h>
  54 #endif
  55
  56 #include "wine/debug.h"
  57 #include "wine/unicode.h"
  58 #include "wine/list.h"
  59 #include "windef.h"
  60 #include "winbase.h"
  61 #include "winerror.h"
  62 #include "winreg.h"
  63 #include "dinput.h"
  64
  65 #include "dinput_private.h"
  66 #include "device_private.h"
  67
  68 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  69
  70
  71 /*
  72  * Maps POV x & y event values to a DX "clock" position:
  73  *         0
  74  *   31500    4500
  75  * 27000  -1    9000
  76  *   22500   13500
  77  *       18000
  78  */
  79 DWORD joystick_map_pov(POINTL *p)
  80 {
  81     if (p->x > 0)
  82         return p->y < 0 ?  4500 : !p->y ?  9000 : 13500;
  83     else if (p->x < 0)
  84         return p->y < 0 ? 31500 : !p->y ? 27000 : 22500;
  85     else
  86         return p->y < 0 ?     0 : !p->y ?    -1 : 18000;
  87 }
  88
  89 /*
  90  * This maps the read value (from the input event) to a value in the
  91  * 'wanted' range.
  92  * Notes:
  93  *   Dead zone is in % multiplied by a 100 (range 0..10000)
  94  */
  95 LONG joystick_map_axis(ObjProps *props, int val)
  96 {
  97     LONG ret;
  98     LONG dead_zone = MulDiv( props->lDeadZone, props->lDevMax - props->lDevMin, 10000 );
  99     LONG dev_range = props->lDevMax - props->lDevMin - dead_zone;
 100
 101     /* Center input */
 102     val -= (props->lDevMin + props->lDevMax) / 2;
 103
 104     /* Remove dead zone */
 105     if (abs( val ) <= dead_zone / 2)
 106         val = 0;
 107     else
 108         val = val < 0 ? val + dead_zone / 2 : val - dead_zone / 2;
 109
 110     /* Scale and map the value from the device range into the required range */
 111     ret = MulDiv( val, props->lMax - props->lMin, dev_range ) +
 112           (props->lMin + props->lMax) / 2;
 113
 114     /* Clamp in case or rounding errors */
 115     if      (ret > props->lMax) ret = props->lMax;
 116     else if (ret < props->lMin) ret = props->lMin;
 117
 118     TRACE( "(%d <%d> %d) -> (%d <%d> %d): val=%d ret=%d\n",
 119            props->lDevMin, dead_zone, props->lDevMax,
 120            props->lMin, props->lDeadZone, props->lMax,
 121            val, ret );
 122
 123     return ret;
 124 }
 125
 126 #ifdef HAVE_CORRECT_LINUXINPUT_H
 127
 128 #define EVDEVPREFIX     "/dev/input/event"
 129
 130 /* Wine joystick driver object instances */
 131 #define WINE_JOYSTICK_MAX_AXES    8
 132 #define WINE_JOYSTICK_MAX_POVS    4
 133 #define WINE_JOYSTICK_MAX_BUTTONS 128
 134
 135 struct wine_input_absinfo {
 136     LONG value;
 137     LONG minimum;
 138     LONG maximum;
 139     LONG fuzz;
 140     LONG flat;
 141 };
 142
 143 /* implemented in effect_linuxinput.c */
 144 HRESULT linuxinput_create_effect(int* fd, REFGUID rguid, struct list *parent_list_entry, LPDIRECTINPUTEFFECT* peff);
 145 HRESULT linuxinput_get_info_A(int fd, REFGUID rguid, LPDIEFFECTINFOA info);
 146 HRESULT linuxinput_get_info_W(int fd, REFGUID rguid, LPDIEFFECTINFOW info);
 147
 148 typedef struct JoystickImpl JoystickImpl;
 149 static const IDirectInputDevice8AVtbl JoystickAvt;
 150 static const IDirectInputDevice8WVtbl JoystickWvt;
 151
 152 struct JoyDev {
 153         char *device;
 154         char *name;
 155         GUID guid;
 156
 157         int has_ff;
 158         int num_effects;
 159
 160         /* data returned by EVIOCGBIT for caps, EV_ABS, EV_KEY, and EV_FF */
 161         BYTE                            evbits[(EV_MAX+7)/8];
 162         BYTE                            absbits[(ABS_MAX+7)/8];
 163         BYTE                            keybits[(KEY_MAX+7)/8];
 164         BYTE                            ffbits[(FF_MAX+7)/8];
 165
 166         /* data returned by the EVIOCGABS() ioctl */
 167         struct wine_input_absinfo       axes[ABS_MAX];
 168 };
 169
 170 struct JoystickImpl
 171 {
 172         struct IDirectInputDevice2AImpl base;
 173
 174         struct JoyDev                  *joydev;
 175
 176         /* joystick private */
 177         int                             joyfd;
 178
 179         DIJOYSTATE2                     js;
 180
 181         ObjProps                        props[ABS_MAX];
 182
 183         int                             axes[ABS_MAX];
 184         POINTL                          povs[4];
 185
 186         /* LUT for KEY_ to offset in rgbButtons */
 187         BYTE                            buttons[KEY_MAX];
 188
 189         DWORD                           numAxes;
 190         DWORD                           numPOVs;
 191         DWORD                           numButtons;
 192
 193         /* Force feedback variables */
 194         struct list                     ff_effects;
 195         int                             ff_state;
 196 };
 197
 198 static void fake_current_js_state(JoystickImpl *ji);
 199 static void find_joydevs(void);
 200
 201 /* This GUID is slightly different from the linux joystick one. Take note. */
 202 static const GUID DInput_Wine_Joystick_Base_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 203   0x9e573eda,
 204   0x7734,
 205   0x11d2,
 206   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 207 };
 208
 209 #define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
 210
 211 #define MAX_JOYDEV 64
 212
 213 static int have_joydevs = -1;
 214 static struct JoyDev *joydevs = NULL;
 215
 216 static void find_joydevs(void)
 217 {
 218     int i;
 219
 220     if (InterlockedCompareExchange(&have_joydevs, 0, -1) != -1)
 221         /* Someone beat us to it */
 222         return;
 223
 224     for (i = 0; i < MAX_JOYDEV; i++)
 225     {
 226         char buf[MAX_PATH];
 227         struct JoyDev joydev = {0};
 228         int fd;
 229         int no_ff_check = 0;
 230         int j;
 231
 232         snprintf(buf, sizeof(buf), EVDEVPREFIX"%d", i);
 233
 234     if ((fd=open(buf, O_RDWR))==-1) {
 235       fd = open(buf, O_RDONLY);
 236       no_ff_check = 1;
 237     }
 238
 239     if (fd!=-1) {
 240
 241       if ((-1==ioctl(fd,EVIOCGBIT(0,sizeof(joydev.evbits)),joydev.evbits))) {
 242         perror("EVIOCGBIT 0");
 243         close(fd);
 244         continue;
 245       }
 246       if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(joydev.absbits)),joydev.absbits)) {
 247         perror("EVIOCGBIT EV_ABS");
 248         close(fd);
 249         continue;
 250       }
 251       if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(joydev.keybits)),joydev.keybits)) {
 252         perror("EVIOCGBIT EV_KEY");
 253         close(fd);
 254         continue;
 255       }
 256       /* A true joystick has at least axis X and Y, and at least 1
 257        * button. copied from linux/drivers/input/joydev.c */
 258       if (test_bit(joydev.absbits,ABS_X) && test_bit(joydev.absbits,ABS_Y) &&
 259           (   test_bit(joydev.keybits,BTN_TRIGGER)      ||
 260               test_bit(joydev.keybits,BTN_A)    ||
 261               test_bit(joydev.keybits,BTN_1)
 262           )
 263          ) {
 264
 265         if (!(joydev.device = HeapAlloc(GetProcessHeap(), 0, strlen(buf) + 1))) {
 266           close(fd);
 267           continue;
 268         }
 269         strcpy(joydev.device, buf);
 270
 271         buf[MAX_PATH - 1] = 0;
 272         if (ioctl(fd, EVIOCGNAME(MAX_PATH - 1), buf) != -1 &&
 273             (joydev.name = HeapAlloc(GetProcessHeap(), 0, strlen(buf) + 1)))
 274           strcpy(joydev.name, buf);
 275         else
 276           joydev.name = joydev.device;
 277
 278         joydev.guid = DInput_Wine_Joystick_Base_GUID;
 279         joydev.guid.Data3 += have_joydevs;
 280
 281         TRACE("Found a joystick on %s: %s (%s)\n",
 282             joydev.device, joydev.name,
 283             debugstr_guid(&joydev.guid)
 284             );
 285
 286 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 287         if (!no_ff_check &&
 288             test_bit(joydev.evbits, EV_FF) &&
 289             ioctl(fd, EVIOCGBIT(EV_FF, sizeof(joydev.ffbits)), joydev.ffbits) != -1 &&
 290             ioctl(fd, EVIOCGEFFECTS, &joydev.num_effects) != -1 &&
 291             joydev.num_effects > 0)
 292         {
 293             TRACE(" ... with force feedback\n");
 294             joydev.has_ff = 1;
 295         }
 296 #endif
 297
 298         for (j=0;j<ABS_MAX;j++) {
 299           if (test_bit(joydev.absbits,j)) {
 300             if (-1!=ioctl(fd,EVIOCGABS(j),&(joydev.axes[j]))) {
 301               TRACE(" ... with axis %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 302                   j,
 303                   joydev.axes[j].value,
 304                   joydev.axes[j].minimum,
 305                   joydev.axes[j].maximum,
 306                   joydev.axes[j].fuzz,
 307                   joydev.axes[j].flat
 308                   );
 309             }
 310           }
 311         }
 312
 313         if (have_joydevs==0) {
 314           joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 315         } else {
 316           HeapReAlloc(GetProcessHeap(), 0, joydevs, (1+have_joydevs) * sizeof(struct JoyDev));
 317         }
 318         memcpy(joydevs+have_joydevs, &joydev, sizeof(struct JoyDev));
 319         have_joydevs++;
 320       }
 321
 322       close(fd);
 323     }
 324   }
 325 }
 326
 327 static void fill_joystick_dideviceinstanceA(LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 328 {
 329     DWORD dwSize = lpddi->dwSize;
 330
 331     TRACE("%d %p\n", dwSize, lpddi);
 332     memset(lpddi, 0, dwSize);
 333
 334     lpddi->dwSize       = dwSize;
 335     lpddi->guidInstance = joydevs[id].guid;
 336     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 337     lpddi->guidFFDriver = GUID_NULL;
 338
 339     if (version >= 0x0800)
 340         lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 341     else
 342         lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 343
 344     strcpy(lpddi->tszInstanceName, joydevs[id].name);
 345     strcpy(lpddi->tszProductName, joydevs[id].device);
 346 }
 347
 348 static void fill_joystick_dideviceinstanceW(LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 349 {
 350     DWORD dwSize = lpddi->dwSize;
 351
 352     TRACE("%d %p\n", dwSize, lpddi);
 353     memset(lpddi, 0, dwSize);
 354
 355     lpddi->dwSize       = dwSize;
 356     lpddi->guidInstance = joydevs[id].guid;
 357     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 358     lpddi->guidFFDriver = GUID_NULL;
 359
 360     if (version >= 0x0800)
 361         lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 362     else
 363         lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 364
 365     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 366     MultiByteToWideChar(CP_ACP, 0, joydevs[id].device, -1, lpddi->tszProductName, MAX_PATH);
 367 }
 368
 369 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 370 {
 371   find_joydevs();
 372
 373   if (id >= have_joydevs) {
 374     return FALSE;
 375   }
 376
 377   if (!((dwDevType == 0) ||
 378         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
 379         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 380     return FALSE;
 381
 382 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 383   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 384     return FALSE;
 385 #endif
 386
 387   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 388     fill_joystick_dideviceinstanceA(lpddi, version, id);
 389     return TRUE;
 390   }
 391   return FALSE;
 392 }
 393
 394 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 395 {
 396   find_joydevs();
 397
 398   if (id >= have_joydevs) {
 399     return FALSE;
 400   }
 401
 402   if (!((dwDevType == 0) ||
 403         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
 404         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 405     return FALSE;
 406
 407 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 408   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 409     return FALSE;
 410 #endif
 411
 412   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 413     fill_joystick_dideviceinstanceW(lpddi, version, id);
 414     return TRUE;
 415   }
 416   return FALSE;
 417 }
 418
 419 static JoystickImpl *alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, unsigned short index)
 420 {
 421     JoystickImpl* newDevice;
 422     LPDIDATAFORMAT df = NULL;
 423     int i, idx = 0;
 424     char buffer[MAX_PATH+16];
 425     HKEY hkey, appkey;
 426     LONG def_deadzone = 0;
 427
 428     newDevice = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(JoystickImpl));
 429     if (!newDevice) return NULL;
 430
 431     newDevice->base.lpVtbl = jvt;
 432     newDevice->base.ref    = 1;
 433     newDevice->base.guid   = *rguid;
 434     newDevice->base.dinput = dinput;
 435     newDevice->joyfd       = -1;
 436     newDevice->joydev      = &joydevs[index];
 437     list_init(&newDevice->ff_effects);
 438 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 439     newDevice->ff_state    = FF_STATUS_STOPPED;
 440 #endif
 441     InitializeCriticalSection(&newDevice->base.crit);
 442     newDevice->base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->base.crit");
 443
 444     /* get options */
 445     get_app_key(&hkey, &appkey);
 446
 447     if (!get_config_key(hkey, appkey, "DefaultDeadZone", buffer, MAX_PATH))
 448     {
 449         def_deadzone = atoi(buffer);
 450         TRACE("setting default deadzone to: %d\n", def_deadzone);
 451     }
 452     if (appkey) RegCloseKey(appkey);
 453     if (hkey) RegCloseKey(hkey);
 454
 455     /* Create copy of default data format */
 456     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto failed;
 457     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 458     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 459
 460     /* Supported Axis & POVs should map 1-to-1 */
 461     for (i = 0; i < WINE_JOYSTICK_MAX_AXES; i++)
 462     {
 463         if (!test_bit(newDevice->joydev->absbits, i)) {
 464             newDevice->axes[i] = -1;
 465             continue;
 466         }
 467
 468         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i], df->dwObjSize);
 469         newDevice->axes[i] = idx;
 470         newDevice->props[idx].lDevMin = newDevice->joydev->axes[i].minimum;
 471         newDevice->props[idx].lDevMax = newDevice->joydev->axes[i].maximum;
 472         newDevice->props[idx].lMin    = 0;
 473         newDevice->props[idx].lMax    = 0xffff;
 474         newDevice->props[idx].lSaturation = 0;
 475         newDevice->props[idx].lDeadZone = def_deadzone;
 476
 477         /* Linux supports force-feedback on X & Y axes only */
 478         if (newDevice->joydev->has_ff && (i == 0 || i == 1))
 479             df->rgodf[idx].dwFlags |= DIDOI_FFACTUATOR;
 480
 481         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numAxes++) | DIDFT_ABSAXIS;
 482     }
 483
 484     for (i = 0; i < WINE_JOYSTICK_MAX_POVS; i++)
 485     {
 486         if (!test_bit(newDevice->joydev->absbits, ABS_HAT0X + i * 2) ||
 487             !test_bit(newDevice->joydev->absbits, ABS_HAT0Y + i * 2)) {
 488             newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = -1;
 489             continue;
 490         }
 491
 492         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i + WINE_JOYSTICK_MAX_AXES], df->dwObjSize);
 493         newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = i;
 494         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numPOVs++) | DIDFT_POV;
 495     }
 496
 497     /* Buttons can be anywhere, so check all */
 498     for (i = 0; i < KEY_MAX && newDevice->numButtons < WINE_JOYSTICK_MAX_BUTTONS; i++)
 499     {
 500         if (!test_bit(newDevice->joydev->keybits, i)) continue;
 501
 502         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[newDevice->numButtons + WINE_JOYSTICK_MAX_AXES + WINE_JOYSTICK_MAX_POVS], df->dwObjSize);
 503         newDevice->buttons[i] = 0x80 | newDevice->numButtons;
 504         df->rgodf[idx  ].pguid = &GUID_Button;
 505         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numButtons++) | DIDFT_PSHBUTTON;
 506     }
 507     df->dwNumObjs = idx;
 508
 509     fake_current_js_state(newDevice);
 510
 511     newDevice->base.data_format.wine_df = df;
 512     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->base.dinput);
 513     return newDevice;
 514
 515 failed:
 516     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 517     HeapFree(GetProcessHeap(), 0, df);
 518     HeapFree(GetProcessHeap(), 0, newDevice);
 519     return NULL;
 520 }
 521
 522 /******************************************************************************
 523   *     get_joystick_index : Get the joystick index from a given GUID
 524   */
 525 static unsigned short get_joystick_index(REFGUID guid)
 526 {
 527     GUID wine_joystick = DInput_Wine_Joystick_Base_GUID;
 528     GUID dev_guid = *guid;
 529
 530     wine_joystick.Data3 = 0;
 531     dev_guid.Data3 = 0;
 532
 533     /* for the standard joystick GUID use index 0 */
 534     if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
 535
 536     /* for the wine joystick GUIDs use the index stored in Data3 */
 537     if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3 - DInput_Wine_Joystick_Base_GUID.Data3;
 538
 539     return MAX_JOYDEV;
 540 }
 541
 542 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 543 {
 544     unsigned short index;
 545
 546     find_joydevs();
 547
 548     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 549         have_joydevs && index < have_joydevs)
 550     {
 551         if ((riid == NULL) ||
 552             IsEqualGUID(&IID_IDirectInputDeviceA,  riid) ||
 553             IsEqualGUID(&IID_IDirectInputDevice2A, riid) ||
 554             IsEqualGUID(&IID_IDirectInputDevice7A, riid) ||
 555             IsEqualGUID(&IID_IDirectInputDevice8A, riid))
 556         {
 557             *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, index);
 558             TRACE("Created a Joystick device (%p)\n", *pdev);
 559
 560             if (*pdev == NULL)
 561             {
 562                 ERR("out of memory\n");
 563                 return DIERR_OUTOFMEMORY;
 564             }
 565             return DI_OK;
 566         }
 567
 568         WARN("no interface\n");
 569         return DIERR_NOINTERFACE;
 570     }
 571
 572     return DIERR_DEVICENOTREG;
 573 }
 574
 575
 576 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 577 {
 578     unsigned short index;
 579
 580     find_joydevs();
 581
 582     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 583         have_joydevs && index < have_joydevs)
 584     {
 585         if ((riid == NULL) ||
 586             IsEqualGUID(&IID_IDirectInputDeviceW,  riid) ||
 587             IsEqualGUID(&IID_IDirectInputDevice2W, riid) ||
 588             IsEqualGUID(&IID_IDirectInputDevice7W, riid) ||
 589             IsEqualGUID(&IID_IDirectInputDevice8W, riid))
 590         {
 591             *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, index);
 592             TRACE("Created a Joystick device (%p)\n", *pdev);
 593
 594             if (*pdev == NULL)
 595             {
 596                 ERR("out of memory\n");
 597                 return DIERR_OUTOFMEMORY;
 598             }
 599             return DI_OK;
 600         }
 601         WARN("no interface\n");
 602         return DIERR_NOINTERFACE;
 603     }
 604
 605     WARN("invalid device GUID\n");
 606     return DIERR_DEVICENOTREG;
 607 }
 608
 609 const struct dinput_device joystick_linuxinput_device = {
 610   "Wine Linux-input joystick driver",
 611   joydev_enum_deviceA,
 612   joydev_enum_deviceW,
 613   joydev_create_deviceA,
 614   joydev_create_deviceW
 615 };
 616
 617 /******************************************************************************
 618   *     Acquire : gets exclusive control of the joystick
 619   */
 620 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 621 {
 622     JoystickImpl *This = (JoystickImpl *)iface;
 623     HRESULT res;
 624
 625     TRACE("(this=%p)\n",This);
 626
 627     res = IDirectInputDevice2AImpl_Acquire(iface);
 628     if (res==DI_OK) {
 629       if (-1==(This->joyfd=open(This->joydev->device,O_RDWR))) {
 630         if (-1==(This->joyfd=open(This->joydev->device,O_RDONLY))) {
 631           /* Couldn't open the device at all */
 632           perror(This->joydev->device);
 633           IDirectInputDevice2AImpl_Unacquire(iface);
 634           return DIERR_NOTFOUND;
 635         } else {
 636           /* Couldn't open in r/w but opened in read-only. */
 637           WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 638         }
 639       }
 640     }
 641     else
 642         WARN("Failed to acquire: %x\n", res);
 643
 644     return res;
 645 }
 646
 647 /******************************************************************************
 648   *     Unacquire : frees the joystick
 649   */
 650 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 651 {
 652     JoystickImpl *This = (JoystickImpl *)iface;
 653     HRESULT res;
 654
 655     TRACE("(this=%p)\n",This);
 656     res = IDirectInputDevice2AImpl_Unacquire(iface);
 657     if (res==DI_OK && This->joyfd!=-1) {
 658       close(This->joyfd);
 659       This->joyfd = -1;
 660     }
 661     return res;
 662 }
 663
 664 /*
 665  * set the current state of the js device as it would be with the middle
 666  * values on the axes
 667  */
 668 #define CENTER_AXIS(a) \
 669     (ji->axes[a] == -1 ? 0 : joystick_map_axis( &ji->props[ji->axes[a]], \
 670                                                 ji->joydev->axes[a].value ))
 671 static void fake_current_js_state(JoystickImpl *ji)
 672 {
 673     int i;
 674
 675     /* center the axes */
 676     ji->js.lX           = CENTER_AXIS(ABS_X);
 677     ji->js.lY           = CENTER_AXIS(ABS_Y);
 678     ji->js.lZ           = CENTER_AXIS(ABS_Z);
 679     ji->js.lRx          = CENTER_AXIS(ABS_RX);
 680     ji->js.lRy          = CENTER_AXIS(ABS_RY);
 681     ji->js.lRz          = CENTER_AXIS(ABS_RZ);
 682     ji->js.rglSlider[0] = CENTER_AXIS(ABS_THROTTLE);
 683     ji->js.rglSlider[1] = CENTER_AXIS(ABS_RUDDER);
 684
 685     /* POV center is -1 */
 686     for (i = 0; i < 4; i++)
 687         ji->js.rgdwPOV[i] = -1;
 688 }
 689 #undef CENTER_AXIS
 690
 691 /* convert wine format offset to user format object index */
 692 static void joy_polldev(JoystickImpl *This)
 693 {
 694     struct pollfd plfd;
 695     struct input_event ie;
 696
 697     if (This->joyfd==-1)
 698         return;
 699
 700     while (1)
 701     {
 702         LONG value = 0;
 703         int inst_id = -1;
 704
 705         plfd.fd = This->joyfd;
 706         plfd.events = POLLIN;
 707
 708         if (poll(&plfd,1,0) != 1)
 709             return;
 710
 711         /* we have one event, so we can read */
 712         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 713             return;
 714
 715         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 716         switch (ie.type) {
 717         case EV_KEY:    /* button */
 718         {
 719             int btn = This->buttons[ie.code];
 720
 721             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 722             if (btn & 0x80)
 723             {
 724                 btn &= 0x7F;
 725                 inst_id = DIDFT_MAKEINSTANCE(btn) | DIDFT_PSHBUTTON;
 726                 This->js.rgbButtons[btn] = value = ie.value ? 0x80 : 0x00;
 727             }
 728             break;
 729         }
 730         case EV_ABS:
 731         {
 732             int axis = This->axes[ie.code];
 733             if (axis==-1) {
 734                 break;
 735             }
 736             inst_id = DIDFT_MAKEINSTANCE(axis) | (ie.code < ABS_HAT0X ? DIDFT_ABSAXIS : DIDFT_POV);
 737             value = joystick_map_axis(&This->props[id_to_object(This->base.data_format.wine_df, inst_id)], ie.value);
 738
 739             switch (ie.code) {
 740             case ABS_X:         This->js.lX  = value; break;
 741             case ABS_Y:         This->js.lY  = value; break;
 742             case ABS_Z:         This->js.lZ  = value; break;
 743             case ABS_RX:        This->js.lRx = value; break;
 744             case ABS_RY:        This->js.lRy = value; break;
 745             case ABS_RZ:        This->js.lRz = value; break;
 746             case ABS_THROTTLE:  This->js.rglSlider[0] = value; break;
 747             case ABS_RUDDER:    This->js.rglSlider[1] = value; break;
 748             case ABS_HAT0X: case ABS_HAT0Y: case ABS_HAT1X: case ABS_HAT1Y:
 749             case ABS_HAT2X: case ABS_HAT2Y: case ABS_HAT3X: case ABS_HAT3Y:
 750             {
 751                 int idx = (ie.code - ABS_HAT0X) / 2;
 752
 753                 if (ie.code % 2)
 754                     This->povs[idx].y = ie.value;
 755                 else
 756                     This->povs[idx].x = ie.value;
 757
 758                 This->js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
 759                 break;
 760             }
 761             default:
 762                 FIXME("unhandled joystick axis event (code %d, value %d)\n",ie.code,ie.value);
 763             }
 764             break;
 765         }
 766 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 767         case EV_FF_STATUS:
 768             This->ff_state = ie.value;
 769             break;
 770 #endif
 771 #ifdef EV_SYN
 772         case EV_SYN:
 773             /* there is nothing to do */
 774             break;
 775 #endif
 776         default:
 777             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 778             break;
 779         }
 780         if (inst_id >= 0)
 781             queue_event((LPDIRECTINPUTDEVICE8A)This,
 782                         id_to_offset(&This->base.data_format, inst_id),
 783                         value, ie.time.tv_usec, This->base.dinput->evsequence++);
 784     }
 785 }
 786
 787 /******************************************************************************
 788   *     GetDeviceState : returns the "state" of the joystick.
 789   *
 790   */
 791 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 792         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 793 ) {
 794     JoystickImpl *This = (JoystickImpl *)iface;
 795
 796     TRACE("(this=%p,0x%08x,%p)\n", This, len, ptr);
 797
 798     if (!This->base.acquired)
 799     {
 800         WARN("not acquired\n");
 801         return DIERR_NOTACQUIRED;
 802     }
 803
 804     joy_polldev(This);
 805
 806     /* convert and copy data to user supplied buffer */
 807     fill_DataFormat(ptr, len, &This->js, &This->base.data_format);
 808
 809     return DI_OK;
 810 }
 811
 812 /******************************************************************************
 813   *     SetProperty : change input device properties
 814   */
 815 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 816                                             REFGUID rguid,
 817                                             LPCDIPROPHEADER ph)
 818 {
 819   JoystickImpl *This = (JoystickImpl *)iface;
 820
 821   if (!ph) {
 822     WARN("invalid argument\n");
 823     return DIERR_INVALIDPARAM;
 824   }
 825
 826   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 827   TRACE("ph.dwSize = %d, ph.dwHeaderSize =%d, ph.dwObj = %d, ph.dwHow= %d\n",
 828         ph->dwSize, ph->dwHeaderSize, ph->dwObj, ph->dwHow);
 829
 830   if (!HIWORD(rguid)) {
 831     switch (LOWORD(rguid)) {
 832     case (DWORD)DIPROP_RANGE: {
 833       LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph;
 834
 835       if (ph->dwHow == DIPH_DEVICE) {
 836         DWORD i;
 837         TRACE("proprange(%d,%d) all\n", pr->lMin, pr->lMax);
 838         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 839           /* Scale dead-zone */
 840           This->props[i].lDeadZone = MulDiv(This->props[i].lDeadZone, pr->lMax - pr->lMin,
 841                                             This->props[i].lMax - This->props[i].lMin);
 842           This->props[i].lMin = pr->lMin;
 843           This->props[i].lMax = pr->lMax;
 844         }
 845       } else {
 846         int obj = find_property(&This->base.data_format, ph);
 847
 848         TRACE("proprange(%d,%d) obj=%d\n", pr->lMin, pr->lMax, obj);
 849         if (obj >= 0) {
 850           /* Scale dead-zone */
 851           This->props[obj].lDeadZone = MulDiv(This->props[obj].lDeadZone, pr->lMax - pr->lMin,
 852                                               This->props[obj].lMax - This->props[obj].lMin);
 853           This->props[obj].lMin = pr->lMin;
 854           This->props[obj].lMax = pr->lMax;
 855         }
 856       }
 857       fake_current_js_state(This);
 858       break;
 859     }
 860     case (DWORD)DIPROP_DEADZONE: {
 861       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 862       if (ph->dwHow == DIPH_DEVICE) {
 863         DWORD i;
 864         TRACE("deadzone(%d) all\n", pd->dwData);
 865         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 866           This->props[i].lDeadZone = pd->dwData;
 867         }
 868       } else {
 869         int obj = find_property(&This->base.data_format, ph);
 870
 871         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 872         if (obj >= 0) {
 873           This->props[obj].lDeadZone = pd->dwData;
 874         }
 875       }
 876       fake_current_js_state(This);
 877       break;
 878     }
 879     case (DWORD)DIPROP_CALIBRATIONMODE: {
 880       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 881       FIXME("DIPROP_CALIBRATIONMODE(%d)\n", pd->dwData);
 882       break;
 883     }
 884     case (DWORD)DIPROP_AUTOCENTER: {
 885       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 886
 887       FIXME("DIPROP_AUTOCENTER(%d)\n", pd->dwData);
 888       break;
 889     }
 890     case (DWORD)DIPROP_SATURATION: {
 891       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 892
 893       if (ph->dwHow == DIPH_DEVICE) {
 894         DWORD i;
 895
 896         TRACE("saturation(%d) all\n", pd->dwData);
 897         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++)
 898           This->props[i].lSaturation = pd->dwData;
 899       } else {
 900           int obj = find_property(&This->base.data_format, ph);
 901
 902           if (obj < 0) return DIERR_OBJECTNOTFOUND;
 903
 904           TRACE("saturation(%d) obj=%d\n", pd->dwData, obj);
 905           This->props[obj].lSaturation = pd->dwData;
 906       }
 907       fake_current_js_state(This);
 908       break;
 909     }
 910     default:
 911       return IDirectInputDevice2AImpl_SetProperty(iface, rguid, ph);
 912     }
 913   }
 914   return DI_OK;
 915 }
 916
 917 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
 918         LPDIRECTINPUTDEVICE8A iface,
 919         LPDIDEVCAPS lpDIDevCaps)
 920 {
 921     JoystickImpl *This = (JoystickImpl *)iface;
 922
 923     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 924
 925     if (!lpDIDevCaps) {
 926         WARN("invalid pointer\n");
 927         return E_POINTER;
 928     }
 929
 930     if (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) {
 931         WARN("invalid argument\n");
 932         return DIERR_INVALIDPARAM;
 933     }
 934
 935     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
 936     if (This->base.dinput->dwVersion >= 0x0800)
 937         lpDIDevCaps->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 938     else
 939         lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 940
 941     if (This->joydev->has_ff)
 942          lpDIDevCaps->dwFlags |= DIDC_FORCEFEEDBACK;
 943
 944     lpDIDevCaps->dwAxes = This->numAxes;
 945     lpDIDevCaps->dwButtons = This->numButtons;
 946     lpDIDevCaps->dwPOVs = This->numPOVs;
 947
 948     return DI_OK;
 949 }
 950
 951 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface)
 952 {
 953     JoystickImpl *This = (JoystickImpl *)iface;
 954
 955     TRACE("(%p)\n",This);
 956
 957     if (!This->base.acquired)
 958         return DIERR_NOTACQUIRED;
 959
 960     joy_polldev(This);
 961     return DI_OK;
 962 }
 963
 964 /******************************************************************************
 965   *     GetProperty : get input device properties
 966   */
 967 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 968                                                 REFGUID rguid,
 969                                                 LPDIPROPHEADER pdiph)
 970 {
 971     JoystickImpl *This = (JoystickImpl *)iface;
 972
 973     TRACE("(this=%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 974     _dump_DIPROPHEADER(pdiph);
 975
 976     if (HIWORD(rguid)) return DI_OK;
 977
 978     switch (LOWORD(rguid)) {
 979     case (DWORD) DIPROP_RANGE:
 980     {
 981         LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
 982         int obj = find_property(&This->base.data_format, pdiph);
 983
 984         if (obj < 0) return DIERR_OBJECTNOTFOUND;
 985
 986         pr->lMin = This->props[obj].lMin;
 987         pr->lMax = This->props[obj].lMax;
 988         TRACE("range(%d, %d) obj=%d\n", pr->lMin, pr->lMax, obj);
 989         break;
 990     }
 991     case (DWORD) DIPROP_DEADZONE:
 992     {
 993         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 994         int obj = find_property(&This->base.data_format, pdiph);
 995
 996         if (obj < 0) return DIERR_OBJECTNOTFOUND;
 997
 998         pd->dwData = This->props[obj].lDeadZone;
 999         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
1000         break;
1001     }
1002     case (DWORD) DIPROP_SATURATION:
1003     {
1004         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
1005         int obj = find_property(&This->base.data_format, pdiph);
1006
1007         if (obj < 0) return DIERR_OBJECTNOTFOUND;
1008
1009         pd->dwData = This->props[obj].lSaturation;
1010         TRACE("saturation(%d) obj=%d\n", pd->dwData, obj);
1011         break;
1012     }
1013
1014     default:
1015         return IDirectInputDevice2AImpl_GetProperty(iface, rguid, pdiph);
1016     }
1017
1018     return DI_OK;
1019 }
1020
1021 /******************************************************************************
1022   *     GetObjectInfo : get information about a device object such as a button
1023   *                     or axis
1024   */
1025 static HRESULT WINAPI JoystickWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
1026         LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
1027 {
1028     static const WCHAR axisW[] = {'A','x','i','s',' ','%','d',0};
1029     static const WCHAR povW[] = {'P','O','V',' ','%','d',0};
1030     static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
1031     HRESULT res;
1032
1033     res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
1034     if (res != DI_OK) return res;
1035
1036     if      (pdidoi->dwType & DIDFT_AXIS)
1037         sprintfW(pdidoi->tszName, axisW, DIDFT_GETINSTANCE(pdidoi->dwType));
1038     else if (pdidoi->dwType & DIDFT_POV)
1039         sprintfW(pdidoi->tszName, povW, DIDFT_GETINSTANCE(pdidoi->dwType));
1040     else if (pdidoi->dwType & DIDFT_BUTTON)
1041         sprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType));
1042
1043     _dump_OBJECTINSTANCEW(pdidoi);
1044     return res;
1045 }
1046
1047 static HRESULT WINAPI JoystickAImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
1048         LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
1049 {
1050     HRESULT res;
1051     DIDEVICEOBJECTINSTANCEW didoiW;
1052     DWORD dwSize = pdidoi->dwSize;
1053
1054     didoiW.dwSize = sizeof(didoiW);
1055     res = JoystickWImpl_GetObjectInfo((LPDIRECTINPUTDEVICE8W)iface, &didoiW, dwObj, dwHow);
1056     if (res != DI_OK) return res;
1057
1058     memset(pdidoi, 0, pdidoi->dwSize);
1059     memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
1060     pdidoi->dwSize = dwSize;
1061     WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
1062                         sizeof(pdidoi->tszName), NULL, NULL);
1063
1064     return res;
1065 }
1066
1067 /******************************************************************************
1068   *     CreateEffect - Create a new FF effect with the specified params
1069   */
1070 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
1071                                                  REFGUID rguid,
1072                                                  LPCDIEFFECT lpeff,
1073                                                  LPDIRECTINPUTEFFECT *ppdef,
1074                                                  LPUNKNOWN pUnkOuter)
1075 {
1076 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1077     effect_list_item* new_effect = NULL;
1078     HRESULT retval = DI_OK;
1079 #endif
1080
1081     JoystickImpl* This = (JoystickImpl*)iface;
1082     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
1083
1084 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
1085     TRACE("not available (compiled w/o ff support)\n");
1086     *ppdef = NULL;
1087     return DI_OK;
1088 #else
1089
1090     if (!(new_effect = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_effect))))
1091         return DIERR_OUTOFMEMORY;
1092
1093     retval = linuxinput_create_effect(&This->joyfd, rguid, &new_effect->entry, &new_effect->ref);
1094     if (retval != DI_OK)
1095     {
1096         HeapFree(GetProcessHeap(), 0, new_effect);
1097         return retval;
1098     }
1099
1100     if (lpeff != NULL)
1101     {
1102         retval = IDirectInputEffect_SetParameters(new_effect->ref, lpeff, 0);
1103
1104         if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
1105         {
1106             HeapFree(GetProcessHeap(), 0, new_effect);
1107             return retval;
1108         }
1109     }
1110
1111     list_add_tail(&This->ff_effects, &new_effect->entry);
1112     *ppdef = new_effect->ref;
1113
1114     if (pUnkOuter != NULL)
1115         FIXME("Interface aggregation not implemented.\n");
1116
1117     return DI_OK;
1118
1119 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
1120 }
1121
1122 /*******************************************************************************
1123  *      EnumEffects - Enumerate available FF effects
1124  */
1125 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
1126                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
1127                                                 LPVOID pvRef,
1128                                                 DWORD dwEffType)
1129 {
1130 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1131     DIEFFECTINFOA dei; /* feif */
1132     DWORD type = DIEFT_GETTYPE(dwEffType);
1133     JoystickImpl* This = (JoystickImpl*)iface;
1134
1135     TRACE("(this=%p,%p,%d) type=%d\n", This, pvRef, dwEffType, type);
1136
1137     dei.dwSize = sizeof(DIEFFECTINFOA);
1138
1139     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1140         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1141         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1142         (*lpCallback)(&dei, pvRef);
1143     }
1144
1145     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1146         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1147         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1148             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1149             (*lpCallback)(&dei, pvRef);
1150         }
1151         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1152             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1153             (*lpCallback)(&dei, pvRef);
1154         }
1155         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1156             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1157             (*lpCallback)(&dei, pvRef);
1158         }
1159         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1160             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1161             (*lpCallback)(&dei, pvRef);
1162         }
1163         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1164             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1165             (*lpCallback)(&dei, pvRef);
1166         }
1167     }
1168
1169     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1170         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1171         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1172         (*lpCallback)(&dei, pvRef);
1173     }
1174
1175     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1176         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1177             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1178             (*lpCallback)(&dei, pvRef);
1179         }
1180         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1181             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1182             (*lpCallback)(&dei, pvRef);
1183         }
1184         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1185             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1186             (*lpCallback)(&dei, pvRef);
1187         }
1188         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1189             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1190             (*lpCallback)(&dei, pvRef);
1191         }
1192     }
1193
1194 #endif
1195
1196     return DI_OK;
1197 }
1198
1199 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1200                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1201                                                 LPVOID pvRef,
1202                                                 DWORD dwEffType)
1203 {
1204 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1205     /* seems silly to duplicate all this code but all the structures and functions
1206      * are actually different (A/W) */
1207     DIEFFECTINFOW dei; /* feif */
1208     DWORD type = DIEFT_GETTYPE(dwEffType);
1209     JoystickImpl* This = (JoystickImpl*)iface;
1210     int xfd = This->joyfd;
1211
1212     TRACE("(this=%p,%p,%d) type=%d fd=%d\n", This, pvRef, dwEffType, type, xfd);
1213
1214     dei.dwSize = sizeof(DIEFFECTINFOW);
1215
1216     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1217         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1218         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1219         (*lpCallback)(&dei, pvRef);
1220     }
1221
1222     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1223         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1224         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1225             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1226             (*lpCallback)(&dei, pvRef);
1227         }
1228         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1229             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1230             (*lpCallback)(&dei, pvRef);
1231         }
1232         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1233             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1234             (*lpCallback)(&dei, pvRef);
1235         }
1236         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1237             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1238             (*lpCallback)(&dei, pvRef);
1239         }
1240         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1241             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1242             (*lpCallback)(&dei, pvRef);
1243         }
1244     }
1245
1246     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1247         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1248         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1249         (*lpCallback)(&dei, pvRef);
1250     }
1251
1252     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1253         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1254             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1255             (*lpCallback)(&dei, pvRef);
1256         }
1257         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1258             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1259             (*lpCallback)(&dei, pvRef);
1260         }
1261         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1262             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1263             (*lpCallback)(&dei, pvRef);
1264         }
1265         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1266             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1267             (*lpCallback)(&dei, pvRef);
1268         }
1269     }
1270
1271     /* return to unacquired state if that's where it was */
1272     if (xfd == -1)
1273         IDirectInputDevice8_Unacquire(iface);
1274 #endif
1275
1276     return DI_OK;
1277 }
1278
1279 /*******************************************************************************
1280  *      GetEffectInfo - Get information about a particular effect
1281  */
1282 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1283                                                   LPDIEFFECTINFOA pdei,
1284                                                   REFGUID guid)
1285 {
1286     JoystickImpl* This = (JoystickImpl*)iface;
1287
1288     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1289
1290 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1291     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1292 #else
1293     return DI_OK;
1294 #endif
1295 }
1296
1297 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1298                                                   LPDIEFFECTINFOW pdei,
1299                                                   REFGUID guid)
1300 {
1301     JoystickImpl* This = (JoystickImpl*)iface;
1302
1303     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1304
1305 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1306     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1307 #else
1308     return DI_OK;
1309 #endif
1310 }
1311
1312 /*******************************************************************************
1313  *      GetForceFeedbackState - Get information about the device's FF state
1314  */
1315 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1316         LPDIRECTINPUTDEVICE8A iface,
1317         LPDWORD pdwOut)
1318 {
1319     JoystickImpl* This = (JoystickImpl*)iface;
1320
1321     TRACE("(this=%p,%p)\n", This, pdwOut);
1322
1323     (*pdwOut) = 0;
1324
1325 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1326     /* DIGFFS_STOPPED is the only mandatory flag to report */
1327     if (This->ff_state == FF_STATUS_STOPPED)
1328         (*pdwOut) |= DIGFFS_STOPPED;
1329 #endif
1330
1331     return DI_OK;
1332 }
1333
1334 /*******************************************************************************
1335  *      SendForceFeedbackCommand - Send a command to the device's FF system
1336  */
1337 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1338         LPDIRECTINPUTDEVICE8A iface,
1339         DWORD dwFlags)
1340 {
1341     JoystickImpl* This = (JoystickImpl*)iface;
1342     TRACE("(this=%p,%d)\n", This, dwFlags);
1343
1344 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1345     switch (dwFlags)
1346     {
1347     case DISFFC_STOPALL:
1348     {
1349         /* Stop all effects */
1350         effect_list_item *itr;
1351
1352         LIST_FOR_EACH_ENTRY(itr, &This->ff_effects, effect_list_item, entry)
1353             IDirectInputEffect_Stop(itr->ref);
1354         break;
1355     }
1356
1357     case DISFFC_RESET:
1358     {
1359         effect_list_item *itr, *ptr;
1360
1361         /* Stop, unload, release and free all effects */
1362         /* This returns the device to its "bare" state */
1363         LIST_FOR_EACH_ENTRY_SAFE(itr, ptr, &This->ff_effects, effect_list_item, entry)
1364             IDirectInputEffect_Release(itr->ref);
1365         break;
1366     }
1367     case DISFFC_PAUSE:
1368     case DISFFC_CONTINUE:
1369         FIXME("No support for Pause or Continue in linux\n");
1370         break;
1371
1372     case DISFFC_SETACTUATORSOFF:
1373     case DISFFC_SETACTUATORSON:
1374         FIXME("No direct actuator control in linux\n");
1375         break;
1376
1377     default:
1378         FIXME("Unknown Force Feedback Command!\n");
1379         return DIERR_INVALIDPARAM;
1380     }
1381     return DI_OK;
1382 #else
1383     return DIERR_UNSUPPORTED;
1384 #endif
1385 }
1386
1387 /*******************************************************************************
1388  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1389  *              created for this device.
1390  */
1391 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1392         LPDIRECTINPUTDEVICE8A iface,
1393         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1394         LPVOID pvRef,
1395         DWORD dwFlags)
1396 {
1397     /* this function is safe to call on non-ff-enabled builds */
1398     JoystickImpl* This = (JoystickImpl*)iface;
1399     effect_list_item *itr, *ptr;
1400
1401     TRACE("(this=%p,%p,%p,%d)\n", This, lpCallback, pvRef, dwFlags);
1402
1403     if (!lpCallback)
1404         return DIERR_INVALIDPARAM;
1405
1406     if (dwFlags != 0)
1407         FIXME("Flags specified, but no flags exist yet (DX9)!\n");
1408
1409     LIST_FOR_EACH_ENTRY_SAFE(itr, ptr, &This->ff_effects, effect_list_item, entry)
1410         (*lpCallback)(itr->ref, pvRef);
1411
1412     return DI_OK;
1413 }
1414
1415 /******************************************************************************
1416   *     GetDeviceInfo : get information about a device's identity
1417   */
1418 static HRESULT WINAPI JoystickAImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8A iface,
1419                                                   LPDIDEVICEINSTANCEA pdidi)
1420 {
1421     JoystickImpl *This = (JoystickImpl *)iface;
1422
1423     TRACE("(%p) %p\n", This, pdidi);
1424
1425     if (pdidi == NULL) return E_POINTER;
1426     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3A)) &&
1427         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA)))
1428         return DIERR_INVALIDPARAM;
1429
1430     fill_joystick_dideviceinstanceA(pdidi, This->base.dinput->dwVersion,
1431                                     get_joystick_index(&This->base.guid));
1432     return DI_OK;
1433 }
1434
1435 static HRESULT WINAPI JoystickWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface,
1436                                                   LPDIDEVICEINSTANCEW pdidi)
1437 {
1438     JoystickImpl *This = (JoystickImpl *)iface;
1439
1440     TRACE("(%p) %p\n", This, pdidi);
1441
1442     if (pdidi == NULL) return E_POINTER;
1443     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
1444         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW)))
1445         return DIERR_INVALIDPARAM;
1446
1447     fill_joystick_dideviceinstanceW(pdidi, This->base.dinput->dwVersion,
1448                                     get_joystick_index(&This->base.guid));
1449     return DI_OK;
1450 }
1451
1452 static const IDirectInputDevice8AVtbl JoystickAvt =
1453 {
1454         IDirectInputDevice2AImpl_QueryInterface,
1455         IDirectInputDevice2AImpl_AddRef,
1456         IDirectInputDevice2AImpl_Release,
1457         JoystickAImpl_GetCapabilities,
1458         IDirectInputDevice2AImpl_EnumObjects,
1459         JoystickAImpl_GetProperty,
1460         JoystickAImpl_SetProperty,
1461         JoystickAImpl_Acquire,
1462         JoystickAImpl_Unacquire,
1463         JoystickAImpl_GetDeviceState,
1464         IDirectInputDevice2AImpl_GetDeviceData,
1465         IDirectInputDevice2AImpl_SetDataFormat,
1466         IDirectInputDevice2AImpl_SetEventNotification,
1467         IDirectInputDevice2AImpl_SetCooperativeLevel,
1468         JoystickAImpl_GetObjectInfo,
1469         JoystickAImpl_GetDeviceInfo,
1470         IDirectInputDevice2AImpl_RunControlPanel,
1471         IDirectInputDevice2AImpl_Initialize,
1472         JoystickAImpl_CreateEffect,
1473         JoystickAImpl_EnumEffects,
1474         JoystickAImpl_GetEffectInfo,
1475         JoystickAImpl_GetForceFeedbackState,
1476         JoystickAImpl_SendForceFeedbackCommand,
1477         JoystickAImpl_EnumCreatedEffectObjects,
1478         IDirectInputDevice2AImpl_Escape,
1479         JoystickAImpl_Poll,
1480         IDirectInputDevice2AImpl_SendDeviceData,
1481         IDirectInputDevice7AImpl_EnumEffectsInFile,
1482         IDirectInputDevice7AImpl_WriteEffectToFile,
1483         IDirectInputDevice8AImpl_BuildActionMap,
1484         IDirectInputDevice8AImpl_SetActionMap,
1485         IDirectInputDevice8AImpl_GetImageInfo
1486 };
1487
1488 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1489 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1490 #else
1491 # define XCAST(fun)     (void*)
1492 #endif
1493
1494 static const IDirectInputDevice8WVtbl JoystickWvt =
1495 {
1496         IDirectInputDevice2WImpl_QueryInterface,
1497         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1498         XCAST(Release)IDirectInputDevice2AImpl_Release,
1499         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
1500         IDirectInputDevice2WImpl_EnumObjects,
1501         XCAST(GetProperty)JoystickAImpl_GetProperty,
1502         XCAST(SetProperty)JoystickAImpl_SetProperty,
1503         XCAST(Acquire)JoystickAImpl_Acquire,
1504         XCAST(Unacquire)JoystickAImpl_Unacquire,
1505         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
1506         XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
1507         XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
1508         XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
1509         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1510         JoystickWImpl_GetObjectInfo,
1511         JoystickWImpl_GetDeviceInfo,
1512         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1513         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1514         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1515         JoystickWImpl_EnumEffects,
1516         JoystickWImpl_GetEffectInfo,
1517         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1518         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1519         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1520         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1521         XCAST(Poll)JoystickAImpl_Poll,
1522         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1523         IDirectInputDevice7WImpl_EnumEffectsInFile,
1524         IDirectInputDevice7WImpl_WriteEffectToFile,
1525         IDirectInputDevice8WImpl_BuildActionMap,
1526         IDirectInputDevice8WImpl_SetActionMap,
1527         IDirectInputDevice8WImpl_GetImageInfo
1528 };
1529 #undef XCAST
1530
1531 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1532
1533 const struct dinput_device joystick_linuxinput_device = {
1534   "Wine Linux-input joystick driver",
1535   NULL,
1536   NULL,
1537   NULL,
1538   NULL
1539 };
1540
1541 #endif  /* HAVE_CORRECT_LINUXINPUT_H */