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