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

   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998,2000 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  * Copyright 2005 Daniel Remenak
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <assert.h>
  27 #include <stdarg.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30 #include <time.h>
  31 #ifdef HAVE_UNISTD_H
  32 # include <unistd.h>
  33 #endif
  34 #ifdef HAVE_SYS_TIME_H
  35 # include <sys/time.h>
  36 #endif
  37 #include <sys/fcntl.h>
  38 #ifdef HAVE_SYS_IOCTL_H
  39 # include <sys/ioctl.h>
  40 #endif
  41 #include <errno.h>
  42 #ifdef HAVE_SYS_ERRNO_H
  43 # include <sys/errno.h>
  44 #endif
  45 #ifdef HAVE_LINUX_INPUT_H
  46 # include <linux/input.h>
  47 # if defined(EVIOCGBIT) && defined(EV_ABS) && defined(BTN_PINKIE)
  48 #  define HAVE_CORRECT_LINUXINPUT_H
  49 # endif
  50 #endif
  51 #ifdef HAVE_SYS_POLL_H
  52 # include <sys/poll.h>
  53 #endif
  54
  55 #include "wine/debug.h"
  56 #include "wine/unicode.h"
  57 #include "windef.h"
  58 #include "winbase.h"
  59 #include "winerror.h"
  60 #include "dinput.h"
  61
  62 #include "dinput_private.h"
  63 #include "device_private.h"
  64
  65 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  66
  67 #ifdef HAVE_CORRECT_LINUXINPUT_H
  68
  69 #define EVDEVPREFIX     "/dev/input/event"
  70
  71 /* Wine joystick driver object instances */
  72 #define WINE_JOYSTICK_AXIS_BASE   0
  73 #define WINE_JOYSTICK_POV_BASE    6
  74 #define WINE_JOYSTICK_BUTTON_BASE 8
  75
  76 typedef struct EffectListItem EffectListItem;
  77 struct EffectListItem
  78 {
  79         LPDIRECTINPUTEFFECT ref;
  80         struct EffectListItem* next;
  81 };
  82
  83 /* implemented in effect_linuxinput.c */
  84 HRESULT linuxinput_create_effect(int* fd, REFGUID rguid, LPDIRECTINPUTEFFECT* peff);
  85 HRESULT linuxinput_get_info_A(int fd, REFGUID rguid, LPDIEFFECTINFOA info);
  86 HRESULT linuxinput_get_info_W(int fd, REFGUID rguid, LPDIEFFECTINFOW info);
  87
  88 typedef struct JoystickImpl JoystickImpl;
  89 static const IDirectInputDevice8AVtbl JoystickAvt;
  90 static const IDirectInputDevice8WVtbl JoystickWvt;
  91
  92 struct JoyDev {
  93         char *device;
  94         char *name;
  95         GUID guid;
  96
  97         int has_ff;
  98         int num_effects;
  99
 100         /* data returned by EVIOCGBIT for caps, EV_ABS, EV_KEY, and EV_FF */
 101         BYTE                            evbits[(EV_MAX+7)/8];
 102         BYTE                            absbits[(ABS_MAX+7)/8];
 103         BYTE                            keybits[(KEY_MAX+7)/8];
 104         BYTE                            ffbits[(FF_MAX+7)/8];
 105
 106 #define AXE_ABS         0
 107 #define AXE_ABSMIN      1
 108 #define AXE_ABSMAX      2
 109 #define AXE_ABSFUZZ     3
 110 #define AXE_ABSFLAT     4
 111
 112         /* data returned by the EVIOCGABS() ioctl */
 113         int                             axes[ABS_MAX][5];
 114         /* LUT for KEY_ to offset in rgbButtons */
 115         BYTE                            buttons[KEY_MAX];
 116
 117         /* autodetecting ranges per axe by following movement */
 118         LONG                            havemax[ABS_MAX];
 119         LONG                            havemin[ABS_MAX];
 120 };
 121
 122 struct JoystickImpl
 123 {
 124         struct IDirectInputDevice2AImpl base;
 125
 126         struct JoyDev                  *joydev;
 127
 128         /* The 'parent' DInput */
 129         IDirectInputImpl               *dinput;
 130
 131         /* joystick private */
 132         /* what range and deadzone the game wants */
 133         LONG                            wantmin[ABS_MAX];
 134         LONG                            wantmax[ABS_MAX];
 135         LONG                            deadz[ABS_MAX];
 136
 137         int                             joyfd;
 138
 139         DIJOYSTATE2                     js;
 140
 141         /* Force feedback variables */
 142         EffectListItem*                 top_effect;
 143         int                             ff_state;
 144 };
 145
 146 static void fake_current_js_state(JoystickImpl *ji);
 147 static DWORD map_pov(int event_value, int is_x);
 148 static void find_joydevs(void);
 149
 150 /* This GUID is slightly different from the linux joystick one. Take note. */
 151 static const GUID DInput_Wine_Joystick_Base_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 152   0x9e573eda,
 153   0x7734,
 154   0x11d2,
 155   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 156 };
 157
 158 #define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
 159
 160 #define MAX_JOYDEV 64
 161
 162 static int have_joydevs = -1;
 163 static struct JoyDev *joydevs = NULL;
 164
 165 static void find_joydevs(void)
 166 {
 167   int i;
 168
 169   if (have_joydevs!=-1) {
 170     return;
 171   }
 172
 173   have_joydevs = 0;
 174
 175   for (i=0;i<MAX_JOYDEV;i++) {
 176     char        buf[MAX_PATH];
 177     struct JoyDev joydev = {0};
 178     int fd;
 179     int no_ff_check = 0;
 180     int j, buttons;
 181
 182     snprintf(buf,MAX_PATH,EVDEVPREFIX"%d",i);
 183     buf[MAX_PATH-1] = 0;
 184
 185     if ((fd=open(buf, O_RDWR))==-1) {
 186       fd = open(buf, O_RDONLY);
 187       no_ff_check = 1;
 188     }
 189
 190     if (fd!=-1) {
 191       if ((-1==ioctl(fd,EVIOCGBIT(0,sizeof(joydev.evbits)),joydev.evbits))) {
 192         perror("EVIOCGBIT 0");
 193         close(fd);
 194         continue;
 195       }
 196       if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(joydev.absbits)),joydev.absbits)) {
 197         perror("EVIOCGBIT EV_ABS");
 198         close(fd);
 199         continue;
 200       }
 201       if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(joydev.keybits)),joydev.keybits)) {
 202         perror("EVIOCGBIT EV_KEY");
 203         close(fd);
 204         continue;
 205       }
 206       /* A true joystick has at least axis X and Y, and at least 1
 207        * button. copied from linux/drivers/input/joydev.c */
 208       if (test_bit(joydev.absbits,ABS_X) && test_bit(joydev.absbits,ABS_Y) &&
 209           (   test_bit(joydev.keybits,BTN_TRIGGER)      ||
 210               test_bit(joydev.keybits,BTN_A)    ||
 211               test_bit(joydev.keybits,BTN_1)
 212           )
 213          ) {
 214
 215         joydev.device = strdup(buf);
 216
 217         if (-1!=ioctl(fd, EVIOCGNAME(MAX_PATH-1), buf)) {
 218           buf[MAX_PATH-1] = 0;
 219           joydev.name = strdup(buf);
 220         } else {
 221           joydev.name = joydev.device;
 222         }
 223
 224         joydev.guid = DInput_Wine_Joystick_Base_GUID;
 225         joydev.guid.Data3 += have_joydevs;
 226
 227         TRACE("Found a joystick on %s: %s (%s)\n",
 228             joydev.device, joydev.name,
 229             debugstr_guid(&joydev.guid)
 230             );
 231
 232 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 233         if (!no_ff_check) {
 234           if ((!test_bit(joydev.evbits,EV_FF))
 235               || (-1==ioctl(fd,EVIOCGBIT(EV_FF,sizeof(joydev.ffbits)),joydev.ffbits))
 236               || (-1==ioctl(fd,EVIOCGEFFECTS,&joydev.num_effects))
 237               || (joydev.num_effects <= 0)) {
 238             close(fd);
 239           } else {
 240             TRACE(" ... with force feedback\n");
 241             joydev.has_ff = 1;
 242           }
 243         }
 244 #endif
 245
 246         for (j=0;j<ABS_MAX;j++) {
 247           if (test_bit(joydev.absbits,j)) {
 248             if (-1!=ioctl(fd,EVIOCGABS(j),&(joydev.axes[j]))) {
 249               TRACE(" ... with axe %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 250                   j,
 251                   joydev.axes[j][AXE_ABS],
 252                   joydev.axes[j][AXE_ABSMIN],
 253                   joydev.axes[j][AXE_ABSMAX],
 254                   joydev.axes[j][AXE_ABSFUZZ],
 255                   joydev.axes[j][AXE_ABSFLAT]
 256                   );
 257               joydev.havemin[j] = joydev.axes[j][AXE_ABSMIN];
 258               joydev.havemax[j] = joydev.axes[j][AXE_ABSMAX];
 259             }
 260           }
 261         }
 262
 263         buttons = 0;
 264         for (j=0;j<KEY_MAX;j++) {
 265           if (test_bit(joydev.keybits,j)) {
 266             TRACE(" ... with button %d: %d\n", j, buttons);
 267             joydev.buttons[j] = 0x80 | buttons;
 268             buttons++;
 269           }
 270         }
 271
 272         if (have_joydevs==0) {
 273           joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 274         } else {
 275           HeapReAlloc(GetProcessHeap(), 0, joydevs, (1+have_joydevs) * sizeof(struct JoyDev));
 276         }
 277         memcpy(joydevs+have_joydevs, &joydev, sizeof(struct JoyDev));
 278         have_joydevs++;
 279       }
 280
 281       close(fd);
 282     }
 283   }
 284 }
 285
 286 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 287 {
 288   find_joydevs();
 289
 290   if (id >= have_joydevs) {
 291     return FALSE;
 292   }
 293
 294   if (!((dwDevType == 0) ||
 295         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 296         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 297     return FALSE;
 298
 299 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 300   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 301     return FALSE;
 302 #endif
 303
 304   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 305     lpddi->guidInstance = joydevs[id].guid;
 306     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 307
 308     lpddi->guidFFDriver = GUID_NULL;
 309     if (version >= 0x0800)
 310       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 311     else
 312       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 313
 314     strcpy(lpddi->tszInstanceName, joydevs[id].name);
 315     strcpy(lpddi->tszProductName, joydevs[id].device);
 316     return TRUE;
 317   }
 318   return FALSE;
 319 }
 320
 321 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 322 {
 323   find_joydevs();
 324
 325   if (id >= have_joydevs) {
 326     return FALSE;
 327   }
 328
 329   if (!((dwDevType == 0) ||
 330         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 331         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 332     return FALSE;
 333
 334 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 335   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 336     return FALSE;
 337 #endif
 338
 339   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 340     lpddi->guidInstance = joydevs[id].guid;
 341     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 342
 343     lpddi->guidFFDriver = GUID_NULL;
 344     if (version >= 0x0800)
 345       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 346     else
 347       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 348
 349     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 350     MultiByteToWideChar(CP_ACP, 0, joydevs[id].device, -1, lpddi->tszProductName, MAX_PATH);
 351     return TRUE;
 352   }
 353   return FALSE;
 354 }
 355
 356 static JoystickImpl *alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, struct JoyDev *joydev)
 357 {
 358     JoystickImpl* newDevice;
 359     LPDIDATAFORMAT df = NULL;
 360     int i, idx = 0;
 361     int axis = 0, pov = 0, btn = 0;
 362
 363     newDevice = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(JoystickImpl));
 364     if (!newDevice) return NULL;
 365
 366   newDevice->base.lpVtbl = jvt;
 367   newDevice->base.ref = 1;
 368   memcpy(&newDevice->base.guid, rguid, sizeof(*rguid));
 369   InitializeCriticalSection(&newDevice->base.crit);
 370   newDevice->joyfd = -1;
 371   newDevice->dinput = dinput;
 372   newDevice->joydev = joydev;
 373 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 374   newDevice->ff_state = FF_STATUS_STOPPED;
 375 #endif
 376   for (i=0;i<ABS_MAX;i++) {
 377     /* apps expect the range to be the same they would get from the
 378      * GetProperty/range method */
 379     newDevice->wantmin[i] = newDevice->joydev->havemin[i];
 380     newDevice->wantmax[i] = newDevice->joydev->havemax[i];
 381     /* TODO:
 382      * direct input defines a default for the deadzone somewhere; but as long
 383      * as in map_axis the code for the dead zone is commented out its no
 384      * problem
 385      */
 386     newDevice->deadz[i]   =  0;
 387   }
 388   fake_current_js_state(newDevice);
 389
 390     /* Create copy of default data format */
 391     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto failed;
 392     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 393     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 394
 395     /* Supported Axis & POVs should map 1-to-1 */
 396     for (i = 0; i < 8; i++)
 397     {
 398         if (!test_bit(newDevice->joydev->absbits, i)) continue;
 399
 400         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[axis + WINE_JOYSTICK_AXIS_BASE], df->dwObjSize);
 401         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(axis++) | DIDFT_ABSAXIS;
 402     }
 403     for (i = 0; i < 4; i++)
 404     {
 405         if (!test_bit(newDevice->joydev->absbits, ABS_HAT0X + i * 2) ||
 406             !test_bit(newDevice->joydev->absbits, ABS_HAT0Y + i * 2))
 407             continue;
 408
 409         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[pov + WINE_JOYSTICK_POV_BASE], df->dwObjSize);
 410         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(pov++) | DIDFT_POV;
 411     }
 412     /* Buttons can be anywhere, so check all */
 413     for (i = 0; i < KEY_MAX && btn < 128; i++)
 414     {
 415         if (!test_bit(newDevice->joydev->keybits, i)) continue;
 416
 417         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[btn + WINE_JOYSTICK_BUTTON_BASE], df->dwObjSize);
 418         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(btn++) | DIDFT_PSHBUTTON;
 419     }
 420     df->dwNumObjs = idx;
 421
 422     newDevice->base.data_format.wine_df = df;
 423     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->dinput);
 424     return newDevice;
 425
 426 failed:
 427     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 428     HeapFree(GetProcessHeap(), 0, df);
 429     HeapFree(GetProcessHeap(), 0, newDevice);
 430     return NULL;
 431 }
 432
 433 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 434 {
 435   int i;
 436
 437   find_joydevs();
 438
 439   for (i=0; i<have_joydevs; i++) {
 440     if (IsEqualGUID(&GUID_Joystick,rguid) ||
 441         IsEqualGUID(&joydevs[i].guid,rguid)
 442         ) {
 443       if ((riid == NULL) ||
 444           IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
 445           IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
 446           IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
 447           IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
 448         *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, &joydevs[i]);
 449         TRACE("Creating a Joystick device (%p)\n", *pdev);
 450         if (*pdev==0) {
 451           ERR("out of memory\n");
 452           return DIERR_OUTOFMEMORY;
 453         }
 454         return DI_OK;
 455       } else {
 456         return DIERR_NOINTERFACE;
 457       }
 458     }
 459   }
 460
 461   return DIERR_DEVICENOTREG;
 462 }
 463
 464
 465 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 466 {
 467   int i;
 468
 469   find_joydevs();
 470
 471   for (i=0; i<have_joydevs; i++) {
 472     if (IsEqualGUID(&GUID_Joystick,rguid) ||
 473         IsEqualGUID(&joydevs[i].guid,rguid)
 474         ) {
 475       if ((riid == NULL) ||
 476           IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
 477           IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
 478           IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
 479           IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
 480         *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, &joydevs[i]);
 481         TRACE("Creating a Joystick device (%p)\n", *pdev);
 482         if (*pdev==0) {
 483           ERR("out of memory\n");
 484           return DIERR_OUTOFMEMORY;
 485         }
 486         return DI_OK;
 487       } else {
 488         return DIERR_NOINTERFACE;
 489       }
 490     }
 491   }
 492
 493   return DIERR_DEVICENOTREG;
 494 }
 495
 496 const struct dinput_device joystick_linuxinput_device = {
 497   "Wine Linux-input joystick driver",
 498   joydev_enum_deviceA,
 499   joydev_enum_deviceW,
 500   joydev_create_deviceA,
 501   joydev_create_deviceW
 502 };
 503
 504 /******************************************************************************
 505  *      Joystick
 506  */
 507 static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
 508 {
 509         JoystickImpl *This = (JoystickImpl *)iface;
 510         ULONG ref;
 511
 512         ref = InterlockedDecrement(&This->base.ref);
 513         if (ref)
 514                 return ref;
 515
 516         /* Reset the FF state, free all effects, etc */
 517         IDirectInputDevice8_SendForceFeedbackCommand(iface, DISFFC_RESET);
 518
 519         /* Free the data queue */
 520         HeapFree(GetProcessHeap(), 0, This->base.data_queue);
 521
 522         /* release the data transform filter */
 523         HeapFree(GetProcessHeap(), 0, This->base.data_format.wine_df->rgodf);
 524         HeapFree(GetProcessHeap(), 0, This->base.data_format.wine_df);
 525         release_DataFormat(&This->base.data_format);
 526
 527         IDirectInput_Release((LPDIRECTINPUTDEVICE8A)This->dinput);
 528         DeleteCriticalSection(&This->base.crit);
 529
 530         HeapFree(GetProcessHeap(),0,This);
 531         return 0;
 532 }
 533
 534 /******************************************************************************
 535   *     Acquire : gets exclusive control of the joystick
 536   */
 537 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 538 {
 539     JoystickImpl *This = (JoystickImpl *)iface;
 540     HRESULT res;
 541
 542     TRACE("(this=%p)\n",This);
 543
 544     res = IDirectInputDevice2AImpl_Acquire(iface);
 545     if (res==DI_OK) {
 546       if (-1==(This->joyfd=open(This->joydev->device,O_RDWR))) {
 547         if (-1==(This->joyfd=open(This->joydev->device,O_RDONLY))) {
 548           /* Couldn't open the device at all */
 549           perror(This->joydev->device);
 550           IDirectInputDevice2AImpl_Unacquire(iface);
 551           return DIERR_NOTFOUND;
 552         } else {
 553           /* Couldn't open in r/w but opened in read-only. */
 554           WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 555         }
 556       }
 557     }
 558
 559     return res;
 560 }
 561
 562 /******************************************************************************
 563   *     Unacquire : frees the joystick
 564   */
 565 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 566 {
 567     JoystickImpl *This = (JoystickImpl *)iface;
 568     HRESULT res;
 569
 570     TRACE("(this=%p)\n",This);
 571     res = IDirectInputDevice2AImpl_Unacquire(iface);
 572     if (res==DI_OK && This->joyfd!=-1) {
 573       close(This->joyfd);
 574       This->joyfd = -1;
 575     }
 576     return res;
 577 }
 578
 579 /*
 580  * This maps the read value (from the input event) to a value in the
 581  * 'wanted' range. It also autodetects the possible range of the axe and
 582  * adapts values accordingly.
 583  */
 584 static int
 585 map_axis(JoystickImpl* This, int axis, int val) {
 586     int xmin = This->joydev->axes[axis][AXE_ABSMIN];
 587     int xmax = This->joydev->axes[axis][AXE_ABSMAX];
 588     int hmax = This->joydev->havemax[axis];
 589     int hmin = This->joydev->havemin[axis];
 590     int wmin = This->wantmin[axis];
 591     int wmax = This->wantmax[axis];
 592     int ret;
 593
 594     if (val > hmax) This->joydev->havemax[axis] = hmax = val;
 595     if (val < hmin) This->joydev->havemin[axis] = hmin = val;
 596
 597     if (xmin == xmax) return val;
 598
 599     /* map the value from the hmin-hmax range into the wmin-wmax range */
 600     ret = MulDiv( val - hmin, wmax - wmin, hmax - hmin ) + wmin;
 601
 602     TRACE("xmin=%d xmax=%d hmin=%d hmax=%d wmin=%d wmax=%d val=%d ret=%d\n", xmin, xmax, hmin, hmax, wmin, wmax, val, ret);
 603
 604 #if 0
 605     /* deadzone doesn't work comfortably enough right now. needs more testing*/
 606     if ((ret > -deadz/2 ) && (ret < deadz/2)) {
 607         FIXME("%d in deadzone, return mid.\n",val);
 608         return (wmax-wmin)/2+wmin;
 609     }
 610 #endif
 611     return ret;
 612 }
 613
 614 /*
 615  * set the current state of the js device as it would be with the middle
 616  * values on the axes
 617  */
 618 static void fake_current_js_state(JoystickImpl *ji)
 619 {
 620         int i;
 621         /* center the axes */
 622         ji->js.lX           = test_bit(ji->joydev->absbits, ABS_X)        ? map_axis(ji, ABS_X,        ji->joydev->axes[ABS_X       ][AXE_ABS]) : 0;
 623         ji->js.lY           = test_bit(ji->joydev->absbits, ABS_Y)        ? map_axis(ji, ABS_Y,        ji->joydev->axes[ABS_Y       ][AXE_ABS]) : 0;
 624         ji->js.lZ           = test_bit(ji->joydev->absbits, ABS_Z)        ? map_axis(ji, ABS_Z,        ji->joydev->axes[ABS_Z       ][AXE_ABS]) : 0;
 625         ji->js.lRx          = test_bit(ji->joydev->absbits, ABS_RX)       ? map_axis(ji, ABS_RX,       ji->joydev->axes[ABS_RX      ][AXE_ABS]) : 0;
 626         ji->js.lRy          = test_bit(ji->joydev->absbits, ABS_RY)       ? map_axis(ji, ABS_RY,       ji->joydev->axes[ABS_RY      ][AXE_ABS]) : 0;
 627         ji->js.lRz          = test_bit(ji->joydev->absbits, ABS_RZ)       ? map_axis(ji, ABS_RZ,       ji->joydev->axes[ABS_RZ      ][AXE_ABS]) : 0;
 628         ji->js.rglSlider[0] = test_bit(ji->joydev->absbits, ABS_THROTTLE) ? map_axis(ji, ABS_THROTTLE, ji->joydev->axes[ABS_THROTTLE][AXE_ABS]) : 0;
 629         ji->js.rglSlider[1] = test_bit(ji->joydev->absbits, ABS_RUDDER)   ? map_axis(ji, ABS_RUDDER,   ji->joydev->axes[ABS_RUDDER  ][AXE_ABS]) : 0;
 630         /* POV center is -1 */
 631         for (i=0; i<4; i++) {
 632                 ji->js.rgdwPOV[i] = -1;
 633         }
 634 }
 635
 636 /*
 637  * Maps an event value to a DX "clock" position:
 638  *           0
 639  * 27000    -1 9000
 640  *       18000
 641  */
 642 static DWORD map_pov(int event_value, int is_x)
 643 {
 644         DWORD ret = -1;
 645         if (is_x) {
 646                 if (event_value<0) {
 647                         ret = 27000;
 648                 } else if (event_value>0) {
 649                         ret = 9000;
 650                 }
 651         } else {
 652                 if (event_value<0) {
 653                         ret = 0;
 654                 } else if (event_value>0) {
 655                         ret = 18000;
 656                 }
 657         }
 658         return ret;
 659 }
 660
 661 /* defines how the linux input system offset mappings into c_dfDIJoystick2 */
 662 static int lxinput_to_user_index(JoystickImpl *This, int ie_type, int ie_code )
 663 {
 664   int offset = -1;
 665   switch (ie_type) {
 666     case EV_ABS:
 667       switch (ie_code) {
 668         case ABS_X:                     offset = 0; break;
 669         case ABS_Y:                     offset = 1; break;
 670         case ABS_Z:                     offset = 2; break;
 671         case ABS_RX:                    offset = 3; break;
 672         case ABS_RY:                    offset = 4; break;
 673         case ABS_RZ:                    offset = 5; break;
 674         case ABS_THROTTLE:              offset = 6; break;
 675         case ABS_RUDDER:                offset = 7; break;
 676         case ABS_HAT0X: case ABS_HAT0Y: offset = 8; break;
 677         case ABS_HAT1X: case ABS_HAT1Y: offset = 9; break;
 678         case ABS_HAT2X: case ABS_HAT2Y: offset = 10; break;
 679         case ABS_HAT3X: case ABS_HAT3Y: offset = 11; break;
 680         /* XXX when adding new axes here also fix the offset for the buttons bellow */
 681         default:
 682           FIXME("Unhandled EV_ABS(0x%02X)\n", ie_code);
 683           return -1;
 684       }
 685       break;
 686     case EV_KEY:
 687       if (ie_code >= 128) {
 688         WARN("DX8 does not support more than 128 buttons\n");
 689         return -1;
 690       }
 691       offset = 12 + ie_code; /* XXX */
 692       break;
 693     default:
 694       FIXME("Unhandled type(0x%02X)\n", ie_type);
 695       return -1;
 696   }
 697   return offset;
 698 }
 699
 700 /* convert wine format offset to user format object index */
 701 static void joy_polldev(JoystickImpl *This)
 702 {
 703     struct pollfd plfd;
 704     struct input_event ie;
 705
 706     if (This->joyfd==-1)
 707         return;
 708
 709     while (1)
 710     {
 711         LONG value = 0;
 712         int inst_id = -1;
 713
 714         plfd.fd = This->joyfd;
 715         plfd.events = POLLIN;
 716
 717         if (poll(&plfd,1,0) != 1)
 718             return;
 719
 720         /* we have one event, so we can read */
 721         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 722             return;
 723
 724         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 725         switch (ie.type) {
 726         case EV_KEY:    /* button */
 727         {
 728             int btn = This->joydev->buttons[ie.code];
 729
 730             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 731             if (btn & 0x80)
 732             {
 733                 btn &= 0x7F;
 734                 inst_id = DIDFT_MAKEINSTANCE(btn) | DIDFT_PSHBUTTON;
 735                 This->js.rgbButtons[btn] = value = ie.value ? 0x80 : 0x00;
 736             }
 737             break;
 738         }
 739         case EV_ABS:
 740             if ((inst_id = lxinput_to_user_index(This, ie.type, ie.code)) == -1)
 741                 return;
 742             inst_id = DIDFT_MAKEINSTANCE(inst_id) | (inst_id < ABS_HAT0X ? DIDFT_AXIS : DIDFT_POV);
 743             value = map_axis(This, ie.code, ie.value);
 744
 745             switch (ie.code) {
 746             case ABS_X:         This->js.lX  = value; break;
 747             case ABS_Y:         This->js.lY  = value; break;
 748             case ABS_Z:         This->js.lZ  = value; break;
 749             case ABS_RX:        This->js.lRx = value; break;
 750             case ABS_RY:        This->js.lRy = value; break;
 751             case ABS_RZ:        This->js.lRz = value; break;
 752             case ABS_THROTTLE:  This->js.rglSlider[0] = value; break;
 753             case ABS_RUDDER:    This->js.rglSlider[1] = value; break;
 754             case ABS_HAT0X:
 755             case ABS_HAT0Y:
 756                 This->js.rgdwPOV[0] = value = map_pov(ie.value, ie.code==ABS_HAT0X);
 757                 break;
 758             case ABS_HAT1X:
 759             case ABS_HAT1Y:
 760                 This->js.rgdwPOV[1] = value = map_pov(ie.value, ie.code==ABS_HAT1X);
 761                 break;
 762             case ABS_HAT2X:
 763             case ABS_HAT2Y:
 764                 This->js.rgdwPOV[2] = value  = map_pov(ie.value, ie.code==ABS_HAT2X);
 765                 break;
 766             case ABS_HAT3X:
 767             case ABS_HAT3Y:
 768                 This->js.rgdwPOV[3] = value  = map_pov(ie.value, ie.code==ABS_HAT3X);
 769                 break;
 770             default:
 771                 FIXME("unhandled joystick axe event (code %d, value %d)\n",ie.code,ie.value);
 772                 break;
 773             }
 774             break;
 775 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 776         case EV_FF_STATUS:
 777             This->ff_state = ie.value;
 778             break;
 779 #endif
 780 #ifdef EV_SYN
 781         case EV_SYN:
 782             /* there is nothing to do */
 783             break;
 784 #endif
 785         default:
 786             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 787             break;
 788         }
 789         if (inst_id >= 0)
 790             queue_event((LPDIRECTINPUTDEVICE8A)This,
 791                         id_to_offset(&This->base.data_format, inst_id),
 792                         value, ie.time.tv_usec, This->dinput->evsequence++);
 793     }
 794 }
 795
 796 /******************************************************************************
 797   *     GetDeviceState : returns the "state" of the joystick.
 798   *
 799   */
 800 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 801         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 802 ) {
 803     JoystickImpl *This = (JoystickImpl *)iface;
 804
 805     TRACE("(this=%p,0x%08x,%p)\n", This, len, ptr);
 806
 807     if (This->joyfd==-1) {
 808         WARN("not acquired\n");
 809         return DIERR_NOTACQUIRED;
 810     }
 811
 812     joy_polldev(This);
 813
 814     /* convert and copy data to user supplied buffer */
 815     fill_DataFormat(ptr, &This->js, &This->base.data_format);
 816
 817     return DI_OK;
 818 }
 819
 820 /******************************************************************************
 821   *     SetProperty : change input device properties
 822   */
 823 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 824                                             REFGUID rguid,
 825                                             LPCDIPROPHEADER ph)
 826 {
 827   JoystickImpl *This = (JoystickImpl *)iface;
 828
 829   if (!ph) {
 830     WARN("invalid argument\n");
 831     return DIERR_INVALIDPARAM;
 832   }
 833
 834   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 835   TRACE("ph.dwSize = %d, ph.dwHeaderSize =%d, ph.dwObj = %d, ph.dwHow= %d\n",
 836         ph->dwSize, ph->dwHeaderSize, ph->dwObj, ph->dwHow);
 837
 838   if (!HIWORD(rguid)) {
 839     switch (LOWORD(rguid)) {
 840     case (DWORD)DIPROP_RANGE: {
 841       LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph;
 842
 843       if (ph->dwHow == DIPH_DEVICE) {
 844         int i;
 845         TRACE("proprange(%d,%d) all\n", pr->lMin, pr->lMax);
 846         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 847           This->wantmin[i] = pr->lMin;
 848           This->wantmax[i] = pr->lMax;
 849         }
 850       } else {
 851         int obj = find_property(&This->base.data_format, ph);
 852
 853         TRACE("proprange(%d,%d) obj=%d\n", pr->lMin, pr->lMax, obj);
 854         if (obj >= 0) {
 855           This->wantmin[obj] = pr->lMin;
 856           This->wantmax[obj] = pr->lMax;
 857         }
 858       }
 859       fake_current_js_state(This);
 860       break;
 861     }
 862     case (DWORD)DIPROP_DEADZONE: {
 863       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 864       if (ph->dwHow == DIPH_DEVICE) {
 865         int i;
 866         TRACE("deadzone(%d) all\n", pd->dwData);
 867         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 868           This->deadz[i] = pd->dwData;
 869         }
 870       } else {
 871         int obj = find_property(&This->base.data_format, ph);
 872
 873         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 874         if (obj >= 0) {
 875           This->deadz[obj] = pd->dwData;
 876         }
 877       }
 878       fake_current_js_state(This);
 879       break;
 880     }
 881     case (DWORD)DIPROP_CALIBRATIONMODE: {
 882       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 883       FIXME("DIPROP_CALIBRATIONMODE(%d)\n", pd->dwData);
 884       break;
 885     }
 886     default:
 887       return IDirectInputDevice2AImpl_SetProperty(iface, rguid, ph);
 888     }
 889   }
 890   return DI_OK;
 891 }
 892
 893 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
 894         LPDIRECTINPUTDEVICE8A iface,
 895         LPDIDEVCAPS lpDIDevCaps)
 896 {
 897     JoystickImpl *This = (JoystickImpl *)iface;
 898     int         i,axes,buttons,povs;
 899
 900     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 901
 902     if (!lpDIDevCaps) {
 903         WARN("invalid pointer\n");
 904         return E_POINTER;
 905     }
 906
 907     if (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) {
 908         WARN("invalid argument\n");
 909         return DIERR_INVALIDPARAM;
 910     }
 911
 912     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
 913     if (This->dinput->dwVersion >= 0x0800)
 914         lpDIDevCaps->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 915     else
 916         lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 917
 918     axes=0;
 919     for (i=0;i<ABS_MAX;i++) {
 920       if (!test_bit(This->joydev->absbits,i)) continue;
 921       switch (i) {
 922       case ABS_HAT0X: case ABS_HAT0Y:
 923       case ABS_HAT1X: case ABS_HAT1Y:
 924       case ABS_HAT2X: case ABS_HAT2Y:
 925       case ABS_HAT3X: case ABS_HAT3Y:
 926         /* will be handled as POV - see below */
 927         break;
 928       default:
 929         axes++;
 930       }
 931     }
 932     buttons=0;
 933     for (i=0;i<KEY_MAX;i++) if (test_bit(This->joydev->keybits,i)) buttons++;
 934     povs=0;
 935     for (i=0; i<4; i++) {
 936       if (test_bit(This->joydev->absbits,ABS_HAT0X+(i<<1)) && test_bit(This->joydev->absbits,ABS_HAT0Y+(i<<1))) {
 937         povs ++;
 938       }
 939     }
 940
 941     if (This->joydev->has_ff)
 942          lpDIDevCaps->dwFlags |= DIDC_FORCEFEEDBACK;
 943
 944     lpDIDevCaps->dwAxes = axes;
 945     lpDIDevCaps->dwButtons = buttons;
 946     lpDIDevCaps->dwPOVs = povs;
 947
 948     return DI_OK;
 949 }
 950
 951 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface) {
 952     JoystickImpl *This = (JoystickImpl *)iface;
 953     TRACE("(%p)\n",This);
 954
 955     if (This->joyfd==-1) {
 956       return DIERR_NOTACQUIRED;
 957     }
 958
 959     joy_polldev(This);
 960     return DI_OK;
 961 }
 962
 963 /******************************************************************************
 964   *     GetProperty : get input device properties
 965   */
 966 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 967                                                 REFGUID rguid,
 968                                                 LPDIPROPHEADER pdiph)
 969 {
 970   JoystickImpl *This = (JoystickImpl *)iface;
 971
 972   TRACE("(this=%p,%s,%p)\n",
 973         iface, debugstr_guid(rguid), pdiph);
 974
 975   if (TRACE_ON(dinput))
 976     _dump_DIPROPHEADER(pdiph);
 977
 978   if (!HIWORD(rguid)) {
 979     switch (LOWORD(rguid)) {
 980     case (DWORD) DIPROP_RANGE: {
 981       LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
 982       int obj = find_property(&This->base.data_format, pdiph);
 983
 984       if (obj >= 0) {
 985         pr->lMin = This->joydev->havemin[obj];
 986         pr->lMax = This->joydev->havemax[obj];
 987         TRACE("range(%d, %d) obj=%d\n", pr->lMin, pr->lMax, obj);
 988       }
 989       break;
 990     }
 991
 992     default:
 993       return IDirectInputDevice2AImpl_GetProperty(iface, rguid, pdiph);
 994     }
 995   }
 996
 997
 998   return DI_OK;
 999 }
1000
1001 /******************************************************************************
1002   *     GetObjectInfo : get information about a device object such as a button
1003   *                     or axis
1004   */
1005 static HRESULT WINAPI JoystickWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
1006         LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
1007 {
1008     static const WCHAR axisW[] = {'A','x','i','s',' ','%','d',0};
1009     static const WCHAR povW[] = {'P','O','V',' ','%','d',0};
1010     static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
1011     HRESULT res;
1012
1013     res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
1014     if (res != DI_OK) return res;
1015
1016     if      (pdidoi->dwType & DIDFT_AXIS)
1017         sprintfW(pdidoi->tszName, axisW, DIDFT_GETINSTANCE(pdidoi->dwType));
1018     else if (pdidoi->dwType & DIDFT_POV)
1019         sprintfW(pdidoi->tszName, povW, DIDFT_GETINSTANCE(pdidoi->dwType));
1020     else if (pdidoi->dwType & DIDFT_BUTTON)
1021         sprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType));
1022
1023     _dump_OBJECTINSTANCEW(pdidoi);
1024     return res;
1025 }
1026
1027 static HRESULT WINAPI JoystickAImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
1028         LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
1029 {
1030     HRESULT res;
1031     DIDEVICEOBJECTINSTANCEW didoiW;
1032     DWORD dwSize = pdidoi->dwSize;
1033
1034     didoiW.dwSize = sizeof(didoiW);
1035     res = JoystickWImpl_GetObjectInfo((LPDIRECTINPUTDEVICE8W)iface, &didoiW, dwObj, dwHow);
1036     if (res != DI_OK) return res;
1037
1038     memset(pdidoi, 0, pdidoi->dwSize);
1039     memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
1040     pdidoi->dwSize = dwSize;
1041     WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
1042                         sizeof(pdidoi->tszName), NULL, NULL);
1043
1044     return res;
1045 }
1046
1047 /******************************************************************************
1048   *     CreateEffect - Create a new FF effect with the specified params
1049   */
1050 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
1051                                                  REFGUID rguid,
1052                                                  LPCDIEFFECT lpeff,
1053                                                  LPDIRECTINPUTEFFECT *ppdef,
1054                                                  LPUNKNOWN pUnkOuter)
1055 {
1056 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1057     EffectListItem* new = NULL;
1058     HRESULT retval = DI_OK;
1059 #endif
1060
1061     JoystickImpl* This = (JoystickImpl*)iface;
1062     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
1063
1064 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
1065     TRACE("not available (compiled w/o ff support)\n");
1066     *ppdef = NULL;
1067     return DI_OK;
1068 #else
1069
1070     new = HeapAlloc(GetProcessHeap(), 0, sizeof(EffectListItem));
1071     new->next = This->top_effect;
1072     This->top_effect = new;
1073
1074     retval = linuxinput_create_effect(&(This->joyfd), rguid, &(new->ref));
1075     if (retval != DI_OK)
1076         return retval;
1077
1078     if (lpeff != NULL)
1079         retval = IDirectInputEffect_SetParameters(new->ref, lpeff, 0);
1080     if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
1081         return retval;
1082
1083     *ppdef = new->ref;
1084
1085     if (pUnkOuter != NULL)
1086         FIXME("Interface aggregation not implemented.\n");
1087
1088     return DI_OK;
1089
1090 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
1091 }
1092
1093 /*******************************************************************************
1094  *      EnumEffects - Enumerate available FF effects
1095  */
1096 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
1097                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
1098                                                 LPVOID pvRef,
1099                                                 DWORD dwEffType)
1100 {
1101 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1102     DIEFFECTINFOA dei; /* feif */
1103     DWORD type = DIEFT_GETTYPE(dwEffType);
1104     JoystickImpl* This = (JoystickImpl*)iface;
1105
1106     TRACE("(this=%p,%p,%d) type=%d\n", This, pvRef, dwEffType, type);
1107
1108     dei.dwSize = sizeof(DIEFFECTINFOA);
1109
1110     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1111         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1112         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1113         (*lpCallback)(&dei, pvRef);
1114     }
1115
1116     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1117         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1118         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1119             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1120             (*lpCallback)(&dei, pvRef);
1121         }
1122         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1123             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1124             (*lpCallback)(&dei, pvRef);
1125         }
1126         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1127             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1128             (*lpCallback)(&dei, pvRef);
1129         }
1130         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1131             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1132             (*lpCallback)(&dei, pvRef);
1133         }
1134         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1135             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1136             (*lpCallback)(&dei, pvRef);
1137         }
1138     }
1139
1140     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1141         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1142         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1143         (*lpCallback)(&dei, pvRef);
1144     }
1145
1146     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1147         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1148             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1149             (*lpCallback)(&dei, pvRef);
1150         }
1151         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1152             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1153             (*lpCallback)(&dei, pvRef);
1154         }
1155         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1156             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1157             (*lpCallback)(&dei, pvRef);
1158         }
1159         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1160             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1161             (*lpCallback)(&dei, pvRef);
1162         }
1163     }
1164
1165 #endif
1166
1167     return DI_OK;
1168 }
1169
1170 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1171                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1172                                                 LPVOID pvRef,
1173                                                 DWORD dwEffType)
1174 {
1175 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1176     /* seems silly to duplicate all this code but all the structures and functions
1177      * are actually different (A/W) */
1178     DIEFFECTINFOW dei; /* feif */
1179     DWORD type = DIEFT_GETTYPE(dwEffType);
1180     JoystickImpl* This = (JoystickImpl*)iface;
1181     int xfd = This->joyfd;
1182
1183     TRACE("(this=%p,%p,%d) type=%d fd=%d\n", This, pvRef, dwEffType, type, xfd);
1184
1185     dei.dwSize = sizeof(DIEFFECTINFOW);
1186
1187     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1188         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1189         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1190         (*lpCallback)(&dei, pvRef);
1191     }
1192
1193     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1194         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1195         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1196             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1197             (*lpCallback)(&dei, pvRef);
1198         }
1199         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1200             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1201             (*lpCallback)(&dei, pvRef);
1202         }
1203         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1204             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1205             (*lpCallback)(&dei, pvRef);
1206         }
1207         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1208             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1209             (*lpCallback)(&dei, pvRef);
1210         }
1211         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1212             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1213             (*lpCallback)(&dei, pvRef);
1214         }
1215     }
1216
1217     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1218         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1219         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1220         (*lpCallback)(&dei, pvRef);
1221     }
1222
1223     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1224         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1225             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1226             (*lpCallback)(&dei, pvRef);
1227         }
1228         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1229             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1230             (*lpCallback)(&dei, pvRef);
1231         }
1232         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1233             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1234             (*lpCallback)(&dei, pvRef);
1235         }
1236         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1237             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1238             (*lpCallback)(&dei, pvRef);
1239         }
1240     }
1241
1242     /* return to unacquired state if that's where it was */
1243     if (xfd == -1)
1244         IDirectInputDevice8_Unacquire(iface);
1245 #endif
1246
1247     return DI_OK;
1248 }
1249
1250 /*******************************************************************************
1251  *      GetEffectInfo - Get information about a particular effect
1252  */
1253 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1254                                                   LPDIEFFECTINFOA pdei,
1255                                                   REFGUID guid)
1256 {
1257     JoystickImpl* This = (JoystickImpl*)iface;
1258
1259     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1260
1261 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1262     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1263 #else
1264     return DI_OK;
1265 #endif
1266 }
1267
1268 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1269                                                   LPDIEFFECTINFOW pdei,
1270                                                   REFGUID guid)
1271 {
1272     JoystickImpl* This = (JoystickImpl*)iface;
1273
1274     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1275
1276 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1277     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1278 #else
1279     return DI_OK;
1280 #endif
1281 }
1282
1283 /*******************************************************************************
1284  *      GetForceFeedbackState - Get information about the device's FF state
1285  */
1286 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1287         LPDIRECTINPUTDEVICE8A iface,
1288         LPDWORD pdwOut)
1289 {
1290     JoystickImpl* This = (JoystickImpl*)iface;
1291
1292     TRACE("(this=%p,%p)\n", This, pdwOut);
1293
1294     (*pdwOut) = 0;
1295
1296 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1297     /* DIGFFS_STOPPED is the only mandatory flag to report */
1298     if (This->ff_state == FF_STATUS_STOPPED)
1299         (*pdwOut) |= DIGFFS_STOPPED;
1300 #endif
1301
1302     return DI_OK;
1303 }
1304
1305 /*******************************************************************************
1306  *      SendForceFeedbackCommand - Send a command to the device's FF system
1307  */
1308 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1309         LPDIRECTINPUTDEVICE8A iface,
1310         DWORD dwFlags)
1311 {
1312     JoystickImpl* This = (JoystickImpl*)iface;
1313     TRACE("(this=%p,%d)\n", This, dwFlags);
1314
1315 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1316     if (dwFlags == DISFFC_STOPALL) {
1317         /* Stop all effects */
1318         EffectListItem* itr = This->top_effect;
1319         while (itr) {
1320             IDirectInputEffect_Stop(itr->ref);
1321             itr = itr->next;
1322         }
1323     } else if (dwFlags == DISFFC_RESET) {
1324         /* Stop, unload, release and free all effects */
1325         /* This returns the device to its "bare" state */
1326         while (This->top_effect) {
1327             EffectListItem* temp = This->top_effect;
1328             IDirectInputEffect_Stop(temp->ref);
1329             IDirectInputEffect_Unload(temp->ref);
1330             IDirectInputEffect_Release(temp->ref);
1331             This->top_effect = temp->next;
1332             HeapFree(GetProcessHeap(), 0, temp);
1333         }
1334     } else if (dwFlags == DISFFC_PAUSE || dwFlags == DISFFC_CONTINUE) {
1335         FIXME("No support for Pause or Continue in linux\n");
1336     } else if (dwFlags == DISFFC_SETACTUATORSOFF
1337                 || dwFlags == DISFFC_SETACTUATORSON) {
1338         FIXME("No direct actuator control in linux\n");
1339     } else {
1340         FIXME("Unknown Force Feedback Command!\n");
1341         return DIERR_INVALIDPARAM;
1342     }
1343     return DI_OK;
1344 #else
1345     return DIERR_UNSUPPORTED;
1346 #endif
1347 }
1348
1349 /*******************************************************************************
1350  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1351  *              created for this device.
1352  */
1353 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1354         LPDIRECTINPUTDEVICE8A iface,
1355         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1356         LPVOID pvRef,
1357         DWORD dwFlags)
1358 {
1359     /* this function is safe to call on non-ff-enabled builds */
1360
1361     JoystickImpl* This = (JoystickImpl*)iface;
1362     EffectListItem* itr = This->top_effect;
1363     TRACE("(this=%p,%p,%p,%d)\n", This, lpCallback, pvRef, dwFlags);
1364
1365     if (!lpCallback)
1366         return DIERR_INVALIDPARAM;
1367
1368     if (dwFlags != 0)
1369         FIXME("Flags specified, but no flags exist yet (DX9)!\n");
1370
1371     while (itr) {
1372         (*lpCallback)(itr->ref, pvRef);
1373         itr = itr->next;
1374     }
1375
1376     return DI_OK;
1377 }
1378
1379 static const IDirectInputDevice8AVtbl JoystickAvt =
1380 {
1381         IDirectInputDevice2AImpl_QueryInterface,
1382         IDirectInputDevice2AImpl_AddRef,
1383         JoystickAImpl_Release,
1384         JoystickAImpl_GetCapabilities,
1385         IDirectInputDevice2AImpl_EnumObjects,
1386         JoystickAImpl_GetProperty,
1387         JoystickAImpl_SetProperty,
1388         JoystickAImpl_Acquire,
1389         JoystickAImpl_Unacquire,
1390         JoystickAImpl_GetDeviceState,
1391         IDirectInputDevice2AImpl_GetDeviceData,
1392         IDirectInputDevice2AImpl_SetDataFormat,
1393         IDirectInputDevice2AImpl_SetEventNotification,
1394         IDirectInputDevice2AImpl_SetCooperativeLevel,
1395         JoystickAImpl_GetObjectInfo,
1396         IDirectInputDevice2AImpl_GetDeviceInfo,
1397         IDirectInputDevice2AImpl_RunControlPanel,
1398         IDirectInputDevice2AImpl_Initialize,
1399         JoystickAImpl_CreateEffect,
1400         JoystickAImpl_EnumEffects,
1401         JoystickAImpl_GetEffectInfo,
1402         JoystickAImpl_GetForceFeedbackState,
1403         JoystickAImpl_SendForceFeedbackCommand,
1404         JoystickAImpl_EnumCreatedEffectObjects,
1405         IDirectInputDevice2AImpl_Escape,
1406         JoystickAImpl_Poll,
1407         IDirectInputDevice2AImpl_SendDeviceData,
1408         IDirectInputDevice7AImpl_EnumEffectsInFile,
1409         IDirectInputDevice7AImpl_WriteEffectToFile,
1410         IDirectInputDevice8AImpl_BuildActionMap,
1411         IDirectInputDevice8AImpl_SetActionMap,
1412         IDirectInputDevice8AImpl_GetImageInfo
1413 };
1414
1415 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1416 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1417 #else
1418 # define XCAST(fun)     (void*)
1419 #endif
1420
1421 static const IDirectInputDevice8WVtbl JoystickWvt =
1422 {
1423         IDirectInputDevice2WImpl_QueryInterface,
1424         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1425         XCAST(Release)JoystickAImpl_Release,
1426         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
1427         IDirectInputDevice2WImpl_EnumObjects,
1428         XCAST(GetProperty)JoystickAImpl_GetProperty,
1429         XCAST(SetProperty)JoystickAImpl_SetProperty,
1430         XCAST(Acquire)JoystickAImpl_Acquire,
1431         XCAST(Unacquire)JoystickAImpl_Unacquire,
1432         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
1433         XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
1434         XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
1435         XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
1436         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1437         JoystickWImpl_GetObjectInfo,
1438         IDirectInputDevice2WImpl_GetDeviceInfo,
1439         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1440         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1441         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1442         JoystickWImpl_EnumEffects,
1443         JoystickWImpl_GetEffectInfo,
1444         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1445         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1446         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1447         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1448         XCAST(Poll)JoystickAImpl_Poll,
1449         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1450         IDirectInputDevice7WImpl_EnumEffectsInFile,
1451         IDirectInputDevice7WImpl_WriteEffectToFile,
1452         IDirectInputDevice8WImpl_BuildActionMap,
1453         IDirectInputDevice8WImpl_SetActionMap,
1454         IDirectInputDevice8WImpl_GetImageInfo
1455 };
1456 #undef XCAST
1457
1458 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1459
1460 const struct dinput_device joystick_linuxinput_device = {
1461   "Wine Linux-input joystick driver",
1462   NULL,
1463   NULL,
1464   NULL,
1465   NULL
1466 };
1467
1468 #endif  /* HAVE_CORRECT_LINUXINPUT_H */