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

   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 /*
  23  * To Do:
  24  *      dead zone
  25  *      force feedback
  26  */
  27
  28 #include "config.h"
  29 #include "wine/port.h"
  30
  31 #include <stdarg.h>
  32 #include <stdio.h>
  33 #include <string.h>
  34 #include <time.h>
  35 #ifdef HAVE_UNISTD_H
  36 # include <unistd.h>
  37 #endif
  38 #ifdef HAVE_SYS_TIME_H
  39 # include <sys/time.h>
  40 #endif
  41 #include <fcntl.h>
  42 #ifdef HAVE_SYS_IOCTL_H
  43 # include <sys/ioctl.h>
  44 #endif
  45 #include <errno.h>
  46 #ifdef HAVE_LINUX_IOCTL_H
  47 # include <linux/ioctl.h>
  48 #endif
  49 #ifdef HAVE_LINUX_JOYSTICK_H
  50 # include <linux/joystick.h>
  51 # undef SW_MAX
  52 #endif
  53 #ifdef HAVE_SYS_POLL_H
  54 # include <sys/poll.h>
  55 #endif
  56
  57 #include "wine/debug.h"
  58 #include "wine/unicode.h"
  59 #include "windef.h"
  60 #include "winbase.h"
  61 #include "winerror.h"
  62 #include "dinput.h"
  63
  64 #include "dinput_private.h"
  65 #include "device_private.h"
  66 #include "joystick_private.h"
  67
  68 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  69
  70 #ifdef HAVE_LINUX_22_JOYSTICK_API
  71
  72 #define JOYDEV_NEW "/dev/input/js"
  73 #define JOYDEV_OLD "/dev/js"
  74 #define JOYDEVDRIVER " (js)"
  75
  76 struct JoyDev
  77 {
  78     char device[MAX_PATH];
  79     char name[MAX_PATH];
  80
  81     BYTE axis_count;
  82     BYTE button_count;
  83     int  *dev_axes_map;
  84 };
  85
  86 typedef struct JoystickImpl JoystickImpl;
  87 static const IDirectInputDevice8AVtbl JoystickAvt;
  88 static const IDirectInputDevice8WVtbl JoystickWvt;
  89 struct JoystickImpl
  90 {
  91         struct JoystickGenericImpl generic;
  92
  93         struct JoyDev                  *joydev;
  94
  95         /* joystick private */
  96         int                             joyfd;
  97         POINTL                          povs[4];
  98 };
  99
 100 static inline JoystickImpl *impl_from_IDirectInputDevice8A(IDirectInputDevice8A *iface)
 101 {
 102     return CONTAINING_RECORD(CONTAINING_RECORD(CONTAINING_RECORD(iface, IDirectInputDeviceImpl, IDirectInputDevice8A_iface),
 103            JoystickGenericImpl, base), JoystickImpl, generic);
 104 }
 105 static inline JoystickImpl *impl_from_IDirectInputDevice8W(IDirectInputDevice8W *iface)
 106 {
 107     return CONTAINING_RECORD(CONTAINING_RECORD(CONTAINING_RECORD(iface, IDirectInputDeviceImpl, IDirectInputDevice8W_iface),
 108            JoystickGenericImpl, base), JoystickImpl, generic);
 109 }
 110 static inline IDirectInputDevice8A *IDirectInputDevice8A_from_impl(JoystickImpl *This)
 111 {
 112     return &This->generic.base.IDirectInputDevice8A_iface;
 113 }
 114 static inline IDirectInputDevice8W *IDirectInputDevice8W_from_impl(JoystickImpl *This)
 115 {
 116     return &This->generic.base.IDirectInputDevice8W_iface;
 117 }
 118
 119 static const GUID DInput_Wine_Joystick_GUID = { /* 9e573ed9-7734-11d2-8d4a-23903fb6bdf7 */
 120   0x9e573ed9,
 121   0x7734,
 122   0x11d2,
 123   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 124 };
 125
 126 #define MAX_JOYSTICKS 64
 127 static INT joystick_devices_count = -1;
 128 static struct JoyDev *joystick_devices;
 129
 130 static void joy_polldev(LPDIRECTINPUTDEVICE8A iface);
 131
 132 static INT find_joystick_devices(void)
 133 {
 134     INT i;
 135
 136     if (joystick_devices_count != -1) return joystick_devices_count;
 137
 138     joystick_devices_count = 0;
 139     for (i = 0; i < MAX_JOYSTICKS; i++)
 140     {
 141         int fd;
 142         struct JoyDev joydev, *new_joydevs;
 143         BYTE axes_map[ABS_MAX + 1];
 144
 145         snprintf(joydev.device, sizeof(joydev.device), "%s%d", JOYDEV_NEW, i);
 146         if ((fd = open(joydev.device, O_RDONLY)) < 0)
 147         {
 148             snprintf(joydev.device, sizeof(joydev.device), "%s%d", JOYDEV_OLD, i);
 149             if ((fd = open(joydev.device, O_RDONLY)) < 0) continue;
 150         }
 151
 152         strcpy(joydev.name, "Wine Joystick");
 153 #if defined(JSIOCGNAME)
 154         if (ioctl(fd, JSIOCGNAME(sizeof(joydev.name) - sizeof(JOYDEVDRIVER)), joydev.name) < 0)
 155             WARN("ioctl(%s,JSIOCGNAME) failed: %s\n", joydev.device, strerror(errno));
 156 #endif
 157
 158         /* Append driver name */
 159         strcat(joydev.name, JOYDEVDRIVER);
 160
 161         if (device_disabled_registry(joydev.name)) continue;
 162
 163 #ifdef JSIOCGAXES
 164         if (ioctl(fd, JSIOCGAXES, &joydev.axis_count) < 0)
 165         {
 166             WARN("ioctl(%s,JSIOCGAXES) failed: %s, defauting to 2\n", joydev.device, strerror(errno));
 167             joydev.axis_count = 2;
 168         }
 169 #endif
 170 #ifdef JSIOCGBUTTONS
 171         if (ioctl(fd, JSIOCGBUTTONS, &joydev.button_count) < 0)
 172         {
 173             WARN("ioctl(%s,JSIOCGBUTTONS) failed: %s, defauting to 2\n", joydev.device, strerror(errno));
 174             joydev.button_count = 2;
 175         }
 176 #endif
 177
 178         if (ioctl(fd, JSIOCGAXMAP, axes_map) < 0)
 179         {
 180             WARN("ioctl(%s,JSIOCGNAME) failed: %s\n", joydev.device, strerror(errno));
 181             joydev.dev_axes_map = NULL;
 182         }
 183         else
 184             if ((joydev.dev_axes_map = HeapAlloc(GetProcessHeap(), 0, joydev.axis_count * sizeof(int))))
 185             {
 186                 INT j;
 187
 188                 /* Remap to DI numbers */
 189                 for (j = 0; j < joydev.axis_count; j++)
 190                     if (axes_map[j] < 8)
 191                         /* Axis match 1-to-1 */
 192                         joydev.dev_axes_map[j] = j;
 193                     else if (axes_map[j] == 16 ||
 194                              axes_map[j] == 17)
 195                         /* POV axis */
 196                         joydev.dev_axes_map[j] = 8;
 197                     else
 198                         joydev.dev_axes_map[j] = -1;
 199             }
 200
 201         close(fd);
 202
 203         if (!joystick_devices_count)
 204             new_joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 205         else
 206             new_joydevs = HeapReAlloc(GetProcessHeap(), 0, joystick_devices,
 207                                       (joystick_devices_count + 1) * sizeof(struct JoyDev));
 208         if (!new_joydevs) continue;
 209
 210         TRACE("Found a joystick on %s: %s\n  with %d axes and %d buttons\n", joydev.device,
 211               joydev.name, joydev.axis_count, joydev.button_count);
 212
 213         joystick_devices = new_joydevs;
 214         joystick_devices[joystick_devices_count++] = joydev;
 215     }
 216
 217     return joystick_devices_count;
 218 }
 219
 220 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 221 {
 222     int fd = -1;
 223
 224     if (id >= find_joystick_devices()) return FALSE;
 225
 226     if (dwFlags & DIEDFL_FORCEFEEDBACK) {
 227         WARN("force feedback not supported\n");
 228         return FALSE;
 229     }
 230
 231     if ((dwDevType == 0) ||
 232         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
 233         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))) {
 234         /* check whether we have a joystick */
 235         if ((fd = open(joystick_devices[id].device, O_RDONLY)) < 0)
 236         {
 237             WARN("open(%s, O_RDONLY) failed: %s\n", joystick_devices[id].name, strerror(errno));
 238             return FALSE;
 239         }
 240
 241         /* Return joystick */
 242         lpddi->guidInstance = DInput_Wine_Joystick_GUID;
 243         lpddi->guidInstance.Data3 = id;
 244         lpddi->guidProduct = DInput_Wine_Joystick_GUID;
 245         /* we only support traditional joysticks for now */
 246         if (version >= 0x0800)
 247             lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 248         else
 249             lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 250
 251         strcpy(lpddi->tszInstanceName, joystick_devices[id].name);
 252         strcpy(lpddi->tszProductName,  joystick_devices[id].name);
 253
 254         lpddi->guidFFDriver = GUID_NULL;
 255         close(fd);
 256         TRACE("Enumerating the linux Joystick device: %s (%s)\n", joystick_devices[id].device, lpddi->tszProductName);
 257         return TRUE;
 258     }
 259
 260     return FALSE;
 261 }
 262
 263 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 264 {
 265     int fd = -1;
 266
 267     if (id >= find_joystick_devices()) return FALSE;
 268
 269     if (dwFlags & DIEDFL_FORCEFEEDBACK) {
 270         WARN("force feedback not supported\n");
 271         return FALSE;
 272     }
 273
 274     if ((dwDevType == 0) ||
 275         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
 276         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))) {
 277         /* check whether we have a joystick */
 278         if ((fd = open(joystick_devices[id].device, O_RDONLY)) < 0)
 279         {
 280             WARN("open(%s,O_RDONLY) failed: %s\n", joystick_devices[id].device, strerror(errno));
 281             return FALSE;
 282         }
 283
 284         /* Return joystick */
 285         lpddi->guidInstance = DInput_Wine_Joystick_GUID;
 286         lpddi->guidInstance.Data3 = id;
 287         lpddi->guidProduct = DInput_Wine_Joystick_GUID;
 288         /* we only support traditional joysticks for now */
 289         if (version >= 0x0800)
 290             lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 291         else
 292             lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 293
 294         MultiByteToWideChar(CP_ACP, 0, joystick_devices[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 295         MultiByteToWideChar(CP_ACP, 0, joystick_devices[id].name, -1, lpddi->tszProductName, MAX_PATH);
 296         lpddi->guidFFDriver = GUID_NULL;
 297         close(fd);
 298         TRACE("Enumerating the linux Joystick device: %s (%s)\n", joystick_devices[id].device, joystick_devices[id].name);
 299         return TRUE;
 300     }
 301
 302     return FALSE;
 303 }
 304
 305 static HRESULT alloc_device(REFGUID rguid, IDirectInputImpl *dinput,
 306                             JoystickImpl **pdev, unsigned short index)
 307 {
 308     DWORD i;
 309     JoystickImpl* newDevice;
 310     HRESULT hr;
 311     LPDIDATAFORMAT df = NULL;
 312     int idx = 0;
 313
 314     TRACE("%s %p %p %hu\n", debugstr_guid(rguid), dinput, pdev, index);
 315
 316     newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickImpl));
 317     if (newDevice == 0) {
 318         WARN("out of memory\n");
 319         *pdev = 0;
 320         return DIERR_OUTOFMEMORY;
 321     }
 322
 323     newDevice->joydev = &joystick_devices[index];
 324     newDevice->joyfd = -1;
 325     newDevice->generic.guidInstance = DInput_Wine_Joystick_GUID;
 326     newDevice->generic.guidInstance.Data3 = index;
 327     newDevice->generic.guidProduct = DInput_Wine_Joystick_GUID;
 328     newDevice->generic.joy_polldev = joy_polldev;
 329     newDevice->generic.name        = newDevice->joydev->name;
 330     newDevice->generic.device_axis_count = newDevice->joydev->axis_count;
 331     newDevice->generic.devcaps.dwButtons = newDevice->joydev->button_count;
 332
 333     if (newDevice->generic.devcaps.dwButtons > 128)
 334     {
 335         WARN("Can't support %d buttons. Clamping down to 128\n", newDevice->generic.devcaps.dwButtons);
 336         newDevice->generic.devcaps.dwButtons = 128;
 337     }
 338
 339     newDevice->generic.base.IDirectInputDevice8A_iface.lpVtbl = &JoystickAvt;
 340     newDevice->generic.base.IDirectInputDevice8W_iface.lpVtbl = &JoystickWvt;
 341     newDevice->generic.base.ref = 1;
 342     newDevice->generic.base.dinput = dinput;
 343     newDevice->generic.base.guid = *rguid;
 344     InitializeCriticalSection(&newDevice->generic.base.crit);
 345     newDevice->generic.base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->generic.base.crit");
 346
 347     /* setup_dinput_options may change these */
 348     newDevice->generic.deadzone = 0;
 349
 350     /* do any user specified configuration */
 351     hr = setup_dinput_options(&newDevice->generic, newDevice->joydev->dev_axes_map);
 352     if (hr != DI_OK)
 353         goto FAILED1;
 354
 355     /* Create copy of default data format */
 356     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto FAILED;
 357     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 358
 359     df->dwNumObjs = newDevice->generic.devcaps.dwAxes + newDevice->generic.devcaps.dwPOVs + newDevice->generic.devcaps.dwButtons;
 360     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto FAILED;
 361
 362     for (i = 0; i < newDevice->generic.device_axis_count; i++)
 363     {
 364         int wine_obj = newDevice->generic.axis_map[i];
 365
 366         if (wine_obj < 0) continue;
 367
 368         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[wine_obj], df->dwObjSize);
 369         if (wine_obj < 8)
 370             df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(wine_obj) | DIDFT_ABSAXIS;
 371         else
 372         {
 373             df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(wine_obj - 8) | DIDFT_POV;
 374             i++; /* POV takes 2 axes */
 375         }
 376     }
 377     for (i = 0; i < newDevice->generic.devcaps.dwButtons; i++)
 378     {
 379         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i + 12], df->dwObjSize);
 380         df->rgodf[idx  ].pguid = &GUID_Button;
 381         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(i) | DIDFT_PSHBUTTON;
 382     }
 383     newDevice->generic.base.data_format.wine_df = df;
 384
 385     /* initialize default properties */
 386     for (i = 0; i < c_dfDIJoystick2.dwNumObjs; i++) {
 387         newDevice->generic.props[i].lDevMin = -32767;
 388         newDevice->generic.props[i].lDevMax = +32767;
 389         newDevice->generic.props[i].lMin = 0;
 390         newDevice->generic.props[i].lMax = 0xffff;
 391         newDevice->generic.props[i].lDeadZone = newDevice->generic.deadzone; /* % * 1000 */
 392         newDevice->generic.props[i].lSaturation = 0;
 393     }
 394
 395     IDirectInput_AddRef(&newDevice->generic.base.dinput->IDirectInput7A_iface);
 396
 397     EnterCriticalSection(&dinput->crit);
 398     list_add_tail(&dinput->devices_list, &newDevice->generic.base.entry);
 399     LeaveCriticalSection(&dinput->crit);
 400
 401     newDevice->generic.devcaps.dwSize = sizeof(newDevice->generic.devcaps);
 402     newDevice->generic.devcaps.dwFlags = DIDC_ATTACHED;
 403     if (newDevice->generic.base.dinput->dwVersion >= 0x0800)
 404         newDevice->generic.devcaps.dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 405     else
 406         newDevice->generic.devcaps.dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 407     newDevice->generic.devcaps.dwFFSamplePeriod = 0;
 408     newDevice->generic.devcaps.dwFFMinTimeResolution = 0;
 409     newDevice->generic.devcaps.dwFirmwareRevision = 0;
 410     newDevice->generic.devcaps.dwHardwareRevision = 0;
 411     newDevice->generic.devcaps.dwFFDriverVersion = 0;
 412
 413     if (TRACE_ON(dinput)) {
 414         _dump_DIDATAFORMAT(newDevice->generic.base.data_format.wine_df);
 415        for (i = 0; i < (newDevice->generic.device_axis_count); i++)
 416            TRACE("axis_map[%d] = %d\n", i, newDevice->generic.axis_map[i]);
 417         _dump_DIDEVCAPS(&newDevice->generic.devcaps);
 418     }
 419
 420     *pdev = newDevice;
 421
 422     return DI_OK;
 423
 424 FAILED:
 425     hr = DIERR_OUTOFMEMORY;
 426 FAILED1:
 427     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 428     HeapFree(GetProcessHeap(), 0, df);
 429     release_DataFormat(&newDevice->generic.base.data_format);
 430     HeapFree(GetProcessHeap(),0,newDevice->generic.axis_map);
 431     HeapFree(GetProcessHeap(),0,newDevice);
 432     *pdev = 0;
 433
 434     return hr;
 435 }
 436
 437 /******************************************************************************
 438   *     get_joystick_index : Get the joystick index from a given GUID
 439   */
 440 static unsigned short get_joystick_index(REFGUID guid)
 441 {
 442     GUID wine_joystick = DInput_Wine_Joystick_GUID;
 443     GUID dev_guid = *guid;
 444
 445     wine_joystick.Data3 = 0;
 446     dev_guid.Data3 = 0;
 447
 448     /* for the standard joystick GUID use index 0 */
 449     if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
 450
 451     /* for the wine joystick GUIDs use the index stored in Data3 */
 452     if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3;
 453
 454     return MAX_JOYSTICKS;
 455 }
 456
 457 static HRESULT joydev_create_device(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPVOID *pdev, int unicode)
 458 {
 459     unsigned short index;
 460
 461     TRACE("%p %s %s %p %i\n", dinput, debugstr_guid(rguid), debugstr_guid(riid), pdev, unicode);
 462     find_joystick_devices();
 463     *pdev = NULL;
 464
 465     if ((index = get_joystick_index(rguid)) < MAX_JOYSTICKS &&
 466         joystick_devices_count && index < joystick_devices_count)
 467     {
 468         JoystickImpl *This;
 469         HRESULT hr;
 470
 471         if (riid == NULL)
 472             ;/* nothing */
 473         else if (IsEqualGUID(&IID_IDirectInputDeviceA,  riid) ||
 474                  IsEqualGUID(&IID_IDirectInputDevice2A, riid) ||
 475                  IsEqualGUID(&IID_IDirectInputDevice7A, riid) ||
 476                  IsEqualGUID(&IID_IDirectInputDevice8A, riid))
 477         {
 478             unicode = 0;
 479         }
 480         else if (IsEqualGUID(&IID_IDirectInputDeviceW,  riid) ||
 481                  IsEqualGUID(&IID_IDirectInputDevice2W, riid) ||
 482                  IsEqualGUID(&IID_IDirectInputDevice7W, riid) ||
 483                  IsEqualGUID(&IID_IDirectInputDevice8W, riid))
 484         {
 485             unicode = 1;
 486         }
 487         else
 488         {
 489             WARN("no interface\n");
 490             return DIERR_NOINTERFACE;
 491         }
 492
 493         hr = alloc_device(rguid, dinput, &This, index);
 494         if (!This) return hr;
 495
 496         if (unicode)
 497             *pdev = &This->generic.base.IDirectInputDevice8W_iface;
 498         else
 499             *pdev = &This->generic.base.IDirectInputDevice8A_iface;
 500
 501         return hr;
 502     }
 503
 504     return DIERR_DEVICENOTREG;
 505 }
 506
 507 #undef MAX_JOYSTICKS
 508
 509 const struct dinput_device joystick_linux_device = {
 510   "Wine Linux joystick driver",
 511   joydev_enum_deviceA,
 512   joydev_enum_deviceW,
 513   joydev_create_device
 514 };
 515
 516 /******************************************************************************
 517   *     Acquire : gets exclusive control of the joystick
 518   */
 519 static HRESULT WINAPI JoystickLinuxWImpl_Acquire(LPDIRECTINPUTDEVICE8W iface)
 520 {
 521     JoystickImpl *This = impl_from_IDirectInputDevice8W(iface);
 522     HRESULT res;
 523
 524     TRACE("(%p)\n",This);
 525
 526     res = IDirectInputDevice2WImpl_Acquire(iface);
 527     if (res != DI_OK)
 528         return res;
 529
 530     /* open the joystick device */
 531     if (This->joyfd==-1) {
 532         TRACE("opening joystick device %s\n", This->joydev->device);
 533
 534         This->joyfd = open(This->joydev->device, O_RDONLY);
 535         if (This->joyfd==-1) {
 536             ERR("open(%s) failed: %s\n", This->joydev->device, strerror(errno));
 537             IDirectInputDevice2WImpl_Unacquire(iface);
 538             return DIERR_NOTFOUND;
 539         }
 540     }
 541
 542     return DI_OK;
 543 }
 544
 545 static HRESULT WINAPI JoystickLinuxAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 546 {
 547     JoystickImpl *This = impl_from_IDirectInputDevice8A(iface);
 548     return JoystickLinuxWImpl_Acquire(IDirectInputDevice8W_from_impl(This));
 549 }
 550
 551 /******************************************************************************
 552   *     GetProperty : get input device properties
 553   */
 554 static HRESULT WINAPI JoystickLinuxWImpl_GetProperty(LPDIRECTINPUTDEVICE8W iface, REFGUID rguid, LPDIPROPHEADER pdiph)
 555 {
 556     JoystickImpl *This = impl_from_IDirectInputDevice8W(iface);
 557
 558     TRACE("(this=%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 559     _dump_DIPROPHEADER(pdiph);
 560
 561     if (!IS_DIPROP(rguid)) return DI_OK;
 562
 563     switch (LOWORD(rguid)) {
 564
 565         case (DWORD_PTR) DIPROP_JOYSTICKID:
 566         {
 567             LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 568
 569             pd->dwData = get_joystick_index(&This->generic.base.guid);
 570             TRACE("DIPROP_JOYSTICKID(%d)\n", pd->dwData);
 571             break;
 572         }
 573
 574     default:
 575         return JoystickWGenericImpl_GetProperty(iface, rguid, pdiph);
 576     }
 577
 578     return DI_OK;
 579 }
 580
 581 static HRESULT WINAPI JoystickLinuxAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface, REFGUID rguid, LPDIPROPHEADER pdiph)
 582 {
 583     JoystickImpl *This = impl_from_IDirectInputDevice8A(iface);
 584     return JoystickLinuxWImpl_GetProperty(IDirectInputDevice8W_from_impl(This), rguid, pdiph);
 585 }
 586
 587 /******************************************************************************
 588   *     Unacquire : frees the joystick
 589   */
 590 static HRESULT WINAPI JoystickLinuxWImpl_Unacquire(LPDIRECTINPUTDEVICE8W iface)
 591 {
 592     JoystickImpl *This = impl_from_IDirectInputDevice8W(iface);
 593     HRESULT res;
 594
 595     TRACE("(%p)\n",This);
 596
 597     res = IDirectInputDevice2WImpl_Unacquire(iface);
 598
 599     if (res != DI_OK)
 600         return res;
 601
 602     if (This->joyfd!=-1) {
 603         TRACE("closing joystick device\n");
 604         close(This->joyfd);
 605         This->joyfd = -1;
 606         return DI_OK;
 607     }
 608
 609     return DI_NOEFFECT;
 610 }
 611
 612 static HRESULT WINAPI JoystickLinuxAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 613 {
 614     JoystickImpl *This = impl_from_IDirectInputDevice8A(iface);
 615     return JoystickLinuxWImpl_Unacquire(IDirectInputDevice8W_from_impl(This));
 616 }
 617
 618 static void joy_polldev(LPDIRECTINPUTDEVICE8A iface)
 619 {
 620     struct pollfd plfd;
 621     struct js_event jse;
 622     JoystickImpl *This = impl_from_IDirectInputDevice8A(iface);
 623
 624     TRACE("(%p)\n", This);
 625
 626     if (This->joyfd==-1) {
 627         WARN("no device\n");
 628         return;
 629     }
 630     while (1)
 631     {
 632         LONG value;
 633         int inst_id = -1;
 634
 635         plfd.fd = This->joyfd;
 636         plfd.events = POLLIN;
 637         if (poll(&plfd,1,0) != 1)
 638             return;
 639         /* we have one event, so we can read */
 640         if (sizeof(jse)!=read(This->joyfd,&jse,sizeof(jse))) {
 641             return;
 642         }
 643         TRACE("js_event: type 0x%x, number %d, value %d\n",
 644               jse.type,jse.number,jse.value);
 645         if (jse.type & JS_EVENT_BUTTON)
 646         {
 647             if (jse.number >= This->generic.devcaps.dwButtons) return;
 648
 649             inst_id = DIDFT_MAKEINSTANCE(jse.number) | DIDFT_PSHBUTTON;
 650             This->generic.js.rgbButtons[jse.number] = value = jse.value ? 0x80 : 0x00;
 651         }
 652         else if (jse.type & JS_EVENT_AXIS)
 653         {
 654             int number = This->generic.axis_map[jse.number];    /* wine format object index */
 655
 656             if (number < 0) return;
 657             inst_id = number < 8 ?  DIDFT_MAKEINSTANCE(number) | DIDFT_ABSAXIS :
 658                                     DIDFT_MAKEINSTANCE(number - 8) | DIDFT_POV;
 659             value = joystick_map_axis(&This->generic.props[id_to_object(This->generic.base.data_format.wine_df, inst_id)], jse.value);
 660
 661             TRACE("changing axis %d => %d\n", jse.number, number);
 662             switch (number)
 663             {
 664                 case 0: This->generic.js.lX  = value; break;
 665                 case 1: This->generic.js.lY  = value; break;
 666                 case 2: This->generic.js.lZ  = value; break;
 667                 case 3: This->generic.js.lRx = value; break;
 668                 case 4: This->generic.js.lRy = value; break;
 669                 case 5: This->generic.js.lRz = value; break;
 670                 case 6: This->generic.js.rglSlider[0] = value; break;
 671                 case 7: This->generic.js.rglSlider[1] = value; break;
 672                 case 8: case 9: case 10: case 11:
 673                 {
 674                     int idx = number - 8;
 675
 676                     if (jse.number % 2)
 677                         This->povs[idx].y = jse.value;
 678                     else
 679                         This->povs[idx].x = jse.value;
 680
 681                     This->generic.js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
 682                     break;
 683                 }
 684                 default:
 685                     WARN("axis %d not supported\n", number);
 686             }
 687         }
 688         if (inst_id >= 0)
 689             queue_event(iface, inst_id,
 690                         value, jse.time, This->generic.base.dinput->evsequence++);
 691     }
 692 }
 693
 694 static const IDirectInputDevice8AVtbl JoystickAvt =
 695 {
 696         IDirectInputDevice2AImpl_QueryInterface,
 697         IDirectInputDevice2AImpl_AddRef,
 698         IDirectInputDevice2AImpl_Release,
 699         JoystickAGenericImpl_GetCapabilities,
 700         IDirectInputDevice2AImpl_EnumObjects,
 701         JoystickLinuxAImpl_GetProperty,
 702         JoystickAGenericImpl_SetProperty,
 703         JoystickLinuxAImpl_Acquire,
 704         JoystickLinuxAImpl_Unacquire,
 705         JoystickAGenericImpl_GetDeviceState,
 706         IDirectInputDevice2AImpl_GetDeviceData,
 707         IDirectInputDevice2AImpl_SetDataFormat,
 708         IDirectInputDevice2AImpl_SetEventNotification,
 709         IDirectInputDevice2AImpl_SetCooperativeLevel,
 710         JoystickAGenericImpl_GetObjectInfo,
 711         JoystickAGenericImpl_GetDeviceInfo,
 712         IDirectInputDevice2AImpl_RunControlPanel,
 713         IDirectInputDevice2AImpl_Initialize,
 714         IDirectInputDevice2AImpl_CreateEffect,
 715         IDirectInputDevice2AImpl_EnumEffects,
 716         IDirectInputDevice2AImpl_GetEffectInfo,
 717         IDirectInputDevice2AImpl_GetForceFeedbackState,
 718         IDirectInputDevice2AImpl_SendForceFeedbackCommand,
 719         IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
 720         IDirectInputDevice2AImpl_Escape,
 721         JoystickAGenericImpl_Poll,
 722         IDirectInputDevice2AImpl_SendDeviceData,
 723         IDirectInputDevice7AImpl_EnumEffectsInFile,
 724         IDirectInputDevice7AImpl_WriteEffectToFile,
 725         JoystickAGenericImpl_BuildActionMap,
 726         JoystickAGenericImpl_SetActionMap,
 727         IDirectInputDevice8AImpl_GetImageInfo
 728 };
 729
 730 static const IDirectInputDevice8WVtbl JoystickWvt =
 731 {
 732     IDirectInputDevice2WImpl_QueryInterface,
 733     IDirectInputDevice2WImpl_AddRef,
 734     IDirectInputDevice2WImpl_Release,
 735     JoystickWGenericImpl_GetCapabilities,
 736     IDirectInputDevice2WImpl_EnumObjects,
 737     JoystickLinuxWImpl_GetProperty,
 738     JoystickWGenericImpl_SetProperty,
 739     JoystickLinuxWImpl_Acquire,
 740     JoystickLinuxWImpl_Unacquire,
 741     JoystickWGenericImpl_GetDeviceState,
 742     IDirectInputDevice2WImpl_GetDeviceData,
 743     IDirectInputDevice2WImpl_SetDataFormat,
 744     IDirectInputDevice2WImpl_SetEventNotification,
 745     IDirectInputDevice2WImpl_SetCooperativeLevel,
 746     JoystickWGenericImpl_GetObjectInfo,
 747     JoystickWGenericImpl_GetDeviceInfo,
 748     IDirectInputDevice2WImpl_RunControlPanel,
 749     IDirectInputDevice2WImpl_Initialize,
 750     IDirectInputDevice2WImpl_CreateEffect,
 751     IDirectInputDevice2WImpl_EnumEffects,
 752     IDirectInputDevice2WImpl_GetEffectInfo,
 753     IDirectInputDevice2WImpl_GetForceFeedbackState,
 754     IDirectInputDevice2WImpl_SendForceFeedbackCommand,
 755     IDirectInputDevice2WImpl_EnumCreatedEffectObjects,
 756     IDirectInputDevice2WImpl_Escape,
 757     JoystickWGenericImpl_Poll,
 758     IDirectInputDevice2WImpl_SendDeviceData,
 759     IDirectInputDevice7WImpl_EnumEffectsInFile,
 760     IDirectInputDevice7WImpl_WriteEffectToFile,
 761     JoystickWGenericImpl_BuildActionMap,
 762     JoystickWGenericImpl_SetActionMap,
 763     IDirectInputDevice8WImpl_GetImageInfo
 764 };
 765
 766 #else  /* HAVE_LINUX_22_JOYSTICK_API */
 767
 768 const struct dinput_device joystick_linux_device = {
 769   "Wine Linux joystick driver",
 770   NULL,
 771   NULL,
 772   NULL
 773 };
 774
 775 #endif  /* HAVE_LINUX_22_JOYSTICK_API */