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
  52 #include "wine/debug.h"
  53 #include "wine/unicode.h"
  54 #include "windef.h"
  55 #include "winbase.h"
  56 #include "winerror.h"
  57 #include "dinput.h"
  58
  59 #include "dinput_private.h"
  60 #include "device_private.h"
  61
  62 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  63
  64 #ifdef HAVE_CORRECT_LINUXINPUT_H
  65
  66 #define EVDEVPREFIX     "/dev/input/event"
  67
  68 /* Wine joystick driver object instances */
  69 #define WINE_JOYSTICK_AXIS_BASE   0
  70 #define WINE_JOYSTICK_POV_BASE    6
  71 #define WINE_JOYSTICK_BUTTON_BASE 8
  72
  73 typedef struct EffectListItem EffectListItem;
  74 struct EffectListItem
  75 {
  76         LPDIRECTINPUTEFFECT ref;
  77         struct EffectListItem* next;
  78 };
  79
  80 /* implemented in effect_linuxinput.c */
  81 HRESULT linuxinput_create_effect(int* fd, REFGUID rguid, LPDIRECTINPUTEFFECT* peff);
  82 HRESULT linuxinput_get_info_A(int fd, REFGUID rguid, LPDIEFFECTINFOA info);
  83 HRESULT linuxinput_get_info_W(int fd, REFGUID rguid, LPDIEFFECTINFOW info);
  84
  85 typedef struct JoystickImpl JoystickImpl;
  86 static const IDirectInputDevice8AVtbl JoystickAvt;
  87 static const IDirectInputDevice8WVtbl JoystickWvt;
  88
  89 struct JoyDev {
  90         char *device;
  91         char *name;
  92         GUID guid;
  93
  94         int has_ff;
  95         int num_effects;
  96
  97         /* data returned by EVIOCGBIT for caps, EV_ABS, EV_KEY, and EV_FF */
  98         BYTE                            evbits[(EV_MAX+7)/8];
  99         BYTE                            absbits[(ABS_MAX+7)/8];
 100         BYTE                            keybits[(KEY_MAX+7)/8];
 101         BYTE                            ffbits[(FF_MAX+7)/8];
 102
 103 #define AXE_ABS         0
 104 #define AXE_ABSMIN      1
 105 #define AXE_ABSMAX      2
 106 #define AXE_ABSFUZZ     3
 107 #define AXE_ABSFLAT     4
 108
 109         /* data returned by the EVIOCGABS() ioctl */
 110         int                             axes[ABS_MAX][5];
 111         /* LUT for KEY_ to offset in rgbButtons */
 112         BYTE                            buttons[KEY_MAX];
 113
 114         /* autodetecting ranges per axe by following movement */
 115         LONG                            havemax[ABS_MAX];
 116         LONG                            havemin[ABS_MAX];
 117 };
 118
 119 struct JoystickImpl
 120 {
 121         const void                     *lpVtbl;
 122         LONG                            ref;
 123         GUID                            guid;
 124         struct JoyDev                  *joydev;
 125
 126         /* The 'parent' DInput */
 127         IDirectInputImpl               *dinput;
 128
 129         /* joystick private */
 130         /* what range and deadzone the game wants */
 131         LONG                            wantmin[ABS_MAX];
 132         LONG                            wantmax[ABS_MAX];
 133         LONG                            deadz[ABS_MAX];
 134
 135         int                             joyfd;
 136
 137         LPDIDATAFORMAT                  internal_df;
 138         LPDIDATAFORMAT                  df;
 139         DataFormat                      *transform;     /* wine to user format converter */
 140         int                             *offsets;       /* object offsets */
 141         HANDLE                          hEvent;
 142         LPDIDEVICEOBJECTDATA            data_queue;
 143         int                             queue_head, queue_tail, queue_len;
 144         BOOL                            overflow;
 145         DIJOYSTATE2                     js;
 146
 147         /* Force feedback variables */
 148         EffectListItem*                 top_effect;
 149         int                             ff_state;
 150 };
 151
 152 static void fake_current_js_state(JoystickImpl *ji);
 153 static int find_property_offset(JoystickImpl *This, LPCDIPROPHEADER ph);
 154 static DWORD map_pov(int event_value, int is_x);
 155 static void find_joydevs(void);
 156 static int lxinput_to_djoy2_offset(int ie_type, int ie_code);
 157 static int offset_to_object(JoystickImpl *This, int offset);
 158 static void calculate_ids(LPDIDATAFORMAT df);
 159
 160 /* This GUID is slightly different from the linux joystick one. Take note. */
 161 static const GUID DInput_Wine_Joystick_Base_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 162   0x9e573eda,
 163   0x7734,
 164   0x11d2,
 165   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 166 };
 167
 168 #define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
 169
 170 #define MAX_JOYDEV 64
 171
 172 static int have_joydevs = -1;
 173 static struct JoyDev *joydevs = NULL;
 174
 175 static void find_joydevs(void)
 176 {
 177   int i;
 178
 179   if (have_joydevs!=-1) {
 180     return;
 181   }
 182
 183   have_joydevs = 0;
 184
 185   for (i=0;i<MAX_JOYDEV;i++) {
 186     char        buf[MAX_PATH];
 187     struct JoyDev joydev = {0};
 188     int fd;
 189     int no_ff_check = 0;
 190     int j, buttons;
 191
 192     snprintf(buf,MAX_PATH,EVDEVPREFIX"%d",i);
 193     buf[MAX_PATH-1] = 0;
 194
 195     if ((fd=open(buf, O_RDWR))==-1) {
 196       fd = open(buf, O_RDONLY);
 197       no_ff_check = 1;
 198     }
 199
 200     if (fd!=-1) {
 201       if ((-1==ioctl(fd,EVIOCGBIT(0,sizeof(joydev.evbits)),joydev.evbits))) {
 202         perror("EVIOCGBIT 0");
 203         close(fd);
 204         continue;
 205       }
 206       if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(joydev.absbits)),joydev.absbits)) {
 207         perror("EVIOCGBIT EV_ABS");
 208         close(fd);
 209         continue;
 210       }
 211       if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(joydev.keybits)),joydev.keybits)) {
 212         perror("EVIOCGBIT EV_KEY");
 213         close(fd);
 214         continue;
 215       }
 216       /* A true joystick has at least axis X and Y, and at least 1
 217        * button. copied from linux/drivers/input/joydev.c */
 218       if (test_bit(joydev.absbits,ABS_X) && test_bit(joydev.absbits,ABS_Y) &&
 219           (   test_bit(joydev.keybits,BTN_TRIGGER)      ||
 220               test_bit(joydev.keybits,BTN_A)    ||
 221               test_bit(joydev.keybits,BTN_1)
 222           )
 223          ) {
 224
 225         joydev.device = strdup(buf);
 226
 227         if (-1!=ioctl(fd, EVIOCGNAME(MAX_PATH-1), buf)) {
 228           buf[MAX_PATH-1] = 0;
 229           joydev.name = strdup(buf);
 230         } else {
 231           joydev.name = joydev.device;
 232         }
 233
 234         joydev.guid = DInput_Wine_Joystick_Base_GUID;
 235         joydev.guid.Data3 += have_joydevs;
 236
 237         TRACE("Found a joystick on %s: %s (%s)\n",
 238             joydev.device, joydev.name,
 239             debugstr_guid(&joydev.guid)
 240             );
 241
 242 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 243         if (!no_ff_check) {
 244           if ((!test_bit(joydev.evbits,EV_FF))
 245               || (-1==ioctl(fd,EVIOCGBIT(EV_FF,sizeof(joydev.ffbits)),joydev.ffbits))
 246               || (-1==ioctl(fd,EVIOCGEFFECTS,&joydev.num_effects))
 247               || (joydev.num_effects <= 0)) {
 248             close(fd);
 249           } else {
 250             TRACE(" ... with force feedback\n");
 251             joydev.has_ff = 1;
 252           }
 253         }
 254 #endif
 255
 256         for (j=0;j<ABS_MAX;j++) {
 257           if (test_bit(joydev.absbits,j)) {
 258             if (-1!=ioctl(fd,EVIOCGABS(j),&(joydev.axes[j]))) {
 259               TRACE(" ... with axe %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 260                   j,
 261                   joydev.axes[j][AXE_ABS],
 262                   joydev.axes[j][AXE_ABSMIN],
 263                   joydev.axes[j][AXE_ABSMAX],
 264                   joydev.axes[j][AXE_ABSFUZZ],
 265                   joydev.axes[j][AXE_ABSFLAT]
 266                   );
 267               joydev.havemin[j] = joydev.axes[j][AXE_ABSMIN];
 268               joydev.havemax[j] = joydev.axes[j][AXE_ABSMAX];
 269             }
 270           }
 271         }
 272
 273         buttons = 0;
 274         for (j=0;j<KEY_MAX;j++) {
 275           if (test_bit(joydev.keybits,j)) {
 276             TRACE(" ... with button %d: %d\n", j, buttons);
 277             joydev.buttons[j] = 0x80 | buttons;
 278             buttons++;
 279           }
 280         }
 281
 282         if (have_joydevs==0) {
 283           joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 284         } else {
 285           HeapReAlloc(GetProcessHeap(), 0, joydevs, (1+have_joydevs) * sizeof(struct JoyDev));
 286         }
 287         memcpy(joydevs+have_joydevs, &joydev, sizeof(struct JoyDev));
 288         have_joydevs++;
 289       }
 290
 291       close(fd);
 292     }
 293   }
 294 }
 295
 296 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 297 {
 298   find_joydevs();
 299
 300   if (id >= have_joydevs) {
 301     return FALSE;
 302   }
 303
 304   if (!((dwDevType == 0) ||
 305         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 306         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 307     return FALSE;
 308
 309 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 310   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 311     return FALSE;
 312 #endif
 313
 314   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 315     lpddi->guidInstance = joydevs[id].guid;
 316     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 317
 318     lpddi->guidFFDriver = GUID_NULL;
 319     if (version >= 0x0800)
 320       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 321     else
 322       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 323
 324     strcpy(lpddi->tszInstanceName, joydevs[id].name);
 325     strcpy(lpddi->tszProductName, joydevs[id].device);
 326     return TRUE;
 327   }
 328   return FALSE;
 329 }
 330
 331 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 332 {
 333   find_joydevs();
 334
 335   if (id >= have_joydevs) {
 336     return FALSE;
 337   }
 338
 339   if (!((dwDevType == 0) ||
 340         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 341         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 342     return FALSE;
 343
 344 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 345   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 346     return FALSE;
 347 #endif
 348
 349   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 350     lpddi->guidInstance = joydevs[id].guid;
 351     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 352
 353     lpddi->guidFFDriver = GUID_NULL;
 354     if (version >= 0x0800)
 355       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 356     else
 357       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 358
 359     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 360     MultiByteToWideChar(CP_ACP, 0, joydevs[id].device, -1, lpddi->tszProductName, MAX_PATH);
 361     return TRUE;
 362   }
 363   return FALSE;
 364 }
 365
 366 static JoystickImpl *alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, struct JoyDev *joydev)
 367 {
 368   JoystickImpl* newDevice;
 369   int i;
 370
 371   newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickImpl));
 372   if (newDevice==NULL) {
 373     return NULL;
 374   }
 375
 376   newDevice->lpVtbl = jvt;
 377   newDevice->ref = 1;
 378   newDevice->joyfd = -1;
 379   newDevice->dinput = dinput;
 380   newDevice->joydev = joydev;
 381 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 382   newDevice->ff_state = FF_STATUS_STOPPED;
 383 #endif
 384   memcpy(&(newDevice->guid),rguid,sizeof(*rguid));
 385   for (i=0;i<ABS_MAX;i++) {
 386     /* apps expect the range to be the same they would get from the
 387      * GetProperty/range method */
 388     newDevice->wantmin[i] = newDevice->joydev->havemin[i];
 389     newDevice->wantmax[i] = newDevice->joydev->havemax[i];
 390     /* TODO:
 391      * direct input defines a default for the deadzone somewhere; but as long
 392      * as in map_axis the code for the dead zone is commented out its no
 393      * problem
 394      */
 395     newDevice->deadz[i]   =  0;
 396   }
 397   fake_current_js_state(newDevice);
 398
 399   /* wine uses DIJOYSTATE2 as it's internal format so copy
 400    * the already defined format c_dfDIJoystick2 */
 401   newDevice->df = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwSize);
 402   if (newDevice->df == 0)
 403     goto FAILED;
 404   CopyMemory(newDevice->df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 405
 406   /* copy default objects */
 407   newDevice->df->rgodf = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 408   if (newDevice->df->rgodf == 0)
 409     goto FAILED;
 410   CopyMemory(newDevice->df->rgodf,c_dfDIJoystick2.rgodf,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 411
 412   /* no do the same for the internal df */
 413   newDevice->internal_df = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwSize);
 414   if (newDevice->internal_df == 0)
 415     goto FAILED;
 416   CopyMemory(newDevice->internal_df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 417
 418   /* copy default objects */
 419   newDevice->internal_df->rgodf = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 420   if (newDevice->internal_df->rgodf == 0)
 421     goto FAILED;
 422   CopyMemory(newDevice->internal_df->rgodf,c_dfDIJoystick2.rgodf,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 423
 424   /* create an offsets array */
 425   newDevice->offsets = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,c_dfDIJoystick2.dwNumObjs*sizeof(int));
 426   if (newDevice->offsets == 0)
 427     goto FAILED;
 428
 429   calculate_ids(newDevice->internal_df);
 430
 431   /* create the default transform filter */
 432   newDevice->transform = create_DataFormat(newDevice->internal_df, newDevice->df, newDevice->offsets);
 433   calculate_ids(newDevice->df);
 434
 435   return newDevice;
 436
 437 FAILED:
 438   HeapFree(GetProcessHeap(),0,newDevice->df->rgodf);
 439   HeapFree(GetProcessHeap(),0,newDevice->df);
 440   HeapFree(GetProcessHeap(),0,newDevice->internal_df->rgodf);
 441   HeapFree(GetProcessHeap(),0,newDevice->internal_df);
 442   HeapFree(GetProcessHeap(),0,newDevice);
 443   return NULL;
 444 }
 445
 446 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 447 {
 448   int i;
 449
 450   find_joydevs();
 451
 452   for (i=0; i<have_joydevs; i++) {
 453     if (IsEqualGUID(&GUID_Joystick,rguid) ||
 454         IsEqualGUID(&joydevs[i].guid,rguid)
 455         ) {
 456       if ((riid == NULL) ||
 457           IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
 458           IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
 459           IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
 460           IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
 461         *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, &joydevs[i]);
 462         TRACE("Creating a Joystick device (%p)\n", *pdev);
 463         if (*pdev==0) {
 464           ERR("out of memory\n");
 465           return DIERR_OUTOFMEMORY;
 466         }
 467         return DI_OK;
 468       } else {
 469         return DIERR_NOINTERFACE;
 470       }
 471     }
 472   }
 473
 474   return DIERR_DEVICENOTREG;
 475 }
 476
 477
 478 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 479 {
 480   int i;
 481
 482   find_joydevs();
 483
 484   for (i=0; i<have_joydevs; i++) {
 485     if (IsEqualGUID(&GUID_Joystick,rguid) ||
 486         IsEqualGUID(&joydevs[i].guid,rguid)
 487         ) {
 488       if ((riid == NULL) ||
 489           IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
 490           IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
 491           IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
 492           IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
 493         *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, &joydevs[i]);
 494         TRACE("Creating a Joystick device (%p)\n", *pdev);
 495         if (*pdev==0) {
 496           ERR("out of memory\n");
 497           return DIERR_OUTOFMEMORY;
 498         }
 499         return DI_OK;
 500       } else {
 501         return DIERR_NOINTERFACE;
 502       }
 503     }
 504   }
 505
 506   return DIERR_DEVICENOTREG;
 507 }
 508
 509 const struct dinput_device joystick_linuxinput_device = {
 510   "Wine Linux-input joystick driver",
 511   joydev_enum_deviceA,
 512   joydev_enum_deviceW,
 513   joydev_create_deviceA,
 514   joydev_create_deviceW
 515 };
 516
 517 /******************************************************************************
 518  *      Joystick
 519  */
 520 static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
 521 {
 522         JoystickImpl *This = (JoystickImpl *)iface;
 523         ULONG ref;
 524
 525         ref = InterlockedDecrement(&(This->ref));
 526         if (ref)
 527                 return ref;
 528
 529         /* Reset the FF state, free all effects, etc */
 530         IDirectInputDevice8_SendForceFeedbackCommand(iface, DISFFC_RESET);
 531
 532         /* Free the data queue */
 533         HeapFree(GetProcessHeap(),0,This->data_queue);
 534
 535         /* Free the DataFormat */
 536         HeapFree(GetProcessHeap(), 0, This->df->rgodf);
 537         HeapFree(GetProcessHeap(), 0, This->df);
 538
 539         /* Free the offsets array */
 540         HeapFree(GetProcessHeap(),0,This->offsets);
 541
 542         /* release the data transform filter */
 543         release_DataFormat(This->transform);
 544
 545         HeapFree(GetProcessHeap(),0,This);
 546         return 0;
 547 }
 548
 549 /******************************************************************************
 550   *   SetDataFormat : the application can choose the format of the data
 551   *   the device driver sends back with GetDeviceState.
 552   */
 553 static HRESULT WINAPI JoystickAImpl_SetDataFormat(
 554         LPDIRECTINPUTDEVICE8A iface,LPCDIDATAFORMAT df
 555 )
 556 {
 557   JoystickImpl *This = (JoystickImpl *)iface;
 558
 559   TRACE("(this=%p,%p)\n",This,df);
 560
 561   if (df == NULL) {
 562     WARN("invalid pointer\n");
 563     return E_POINTER;
 564   }
 565
 566   if (df->dwSize != sizeof(*df)) {
 567     WARN("invalid argument\n");
 568     return DIERR_INVALIDPARAM;
 569   }
 570
 571   _dump_DIDATAFORMAT(df);
 572
 573   if (This->joyfd!=-1) {
 574     WARN("acquired\n");
 575     return DIERR_ACQUIRED;
 576   }
 577
 578   HeapFree(GetProcessHeap(),0,This->df->rgodf);
 579   HeapFree(GetProcessHeap(),0,This->df);
 580   release_DataFormat(This->transform);
 581
 582   /* Store the new data format */
 583   This->df = HeapAlloc(GetProcessHeap(),0,df->dwSize);
 584   if (This->df==NULL) {
 585     return DIERR_OUTOFMEMORY;
 586   }
 587   memcpy(This->df, df, df->dwSize);
 588   This->df->rgodf = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*df->dwObjSize);
 589   if (This->df->rgodf==NULL) {
 590     HeapFree(GetProcessHeap(), 0, This->df);
 591     return DIERR_OUTOFMEMORY;
 592   }
 593   memcpy(This->df->rgodf,df->rgodf,df->dwNumObjs*df->dwObjSize);
 594
 595   This->transform = create_DataFormat(This->internal_df, This->df, This->offsets);
 596   calculate_ids(This->df);
 597
 598   return DI_OK;
 599 }
 600
 601 /******************************************************************************
 602   *     Acquire : gets exclusive control of the joystick
 603   */
 604 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 605 {
 606     JoystickImpl *This = (JoystickImpl *)iface;
 607
 608     TRACE("(this=%p)\n",This);
 609     if (This->joyfd!=-1)
 610         return S_FALSE;
 611     if (This->df==NULL) {
 612       return DIERR_INVALIDPARAM;
 613     }
 614
 615     if (-1==(This->joyfd=open(This->joydev->device,O_RDWR))) {
 616       if (-1==(This->joyfd=open(This->joydev->device,O_RDONLY))) {
 617         /* Couldn't open the device at all */
 618         perror(This->joydev->device);
 619         return DIERR_NOTFOUND;
 620       } else {
 621         /* Couldn't open in r/w but opened in read-only. */
 622         WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 623       }
 624     }
 625
 626     return 0;
 627 }
 628
 629 /******************************************************************************
 630   *     Unacquire : frees the joystick
 631   */
 632 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 633 {
 634     JoystickImpl *This = (JoystickImpl *)iface;
 635
 636     TRACE("(this=%p)\n",This);
 637     if (This->joyfd!=-1) {
 638         close(This->joyfd);
 639         This->joyfd = -1;
 640         return DI_OK;
 641     }
 642     else
 643         return DI_NOEFFECT;
 644 }
 645
 646 /*
 647  * This maps the read value (from the input event) to a value in the
 648  * 'wanted' range. It also autodetects the possible range of the axe and
 649  * adapts values accordingly.
 650  */
 651 static int
 652 map_axis(JoystickImpl* This, int axis, int val) {
 653     int xmin = This->joydev->axes[axis][AXE_ABSMIN];
 654     int xmax = This->joydev->axes[axis][AXE_ABSMAX];
 655     int hmax = This->joydev->havemax[axis];
 656     int hmin = This->joydev->havemin[axis];
 657     int wmin = This->wantmin[axis];
 658     int wmax = This->wantmax[axis];
 659     int ret;
 660
 661     if (val > hmax) This->joydev->havemax[axis] = hmax = val;
 662     if (val < hmin) This->joydev->havemin[axis] = hmin = val;
 663
 664     if (xmin == xmax) return val;
 665
 666     /* map the value from the hmin-hmax range into the wmin-wmax range */
 667     ret = MulDiv( val - hmin, wmax - wmin, hmax - hmin ) + wmin;
 668
 669     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);
 670
 671 #if 0
 672     /* deadzone doesn't work comfortably enough right now. needs more testing*/
 673     if ((ret > -deadz/2 ) && (ret < deadz/2)) {
 674         FIXME("%d in deadzone, return mid.\n",val);
 675         return (wmax-wmin)/2+wmin;
 676     }
 677 #endif
 678     return ret;
 679 }
 680
 681 /*
 682  * set the current state of the js device as it would be with the middle
 683  * values on the axes
 684  */
 685 static void fake_current_js_state(JoystickImpl *ji)
 686 {
 687         int i;
 688         /* center the axes */
 689         ji->js.lX           = test_bit(ji->joydev->absbits, ABS_X)        ? map_axis(ji, ABS_X,        ji->joydev->axes[ABS_X       ][AXE_ABS]) : 0;
 690         ji->js.lY           = test_bit(ji->joydev->absbits, ABS_Y)        ? map_axis(ji, ABS_Y,        ji->joydev->axes[ABS_Y       ][AXE_ABS]) : 0;
 691         ji->js.lZ           = test_bit(ji->joydev->absbits, ABS_Z)        ? map_axis(ji, ABS_Z,        ji->joydev->axes[ABS_Z       ][AXE_ABS]) : 0;
 692         ji->js.lRx          = test_bit(ji->joydev->absbits, ABS_RX)       ? map_axis(ji, ABS_RX,       ji->joydev->axes[ABS_RX      ][AXE_ABS]) : 0;
 693         ji->js.lRy          = test_bit(ji->joydev->absbits, ABS_RY)       ? map_axis(ji, ABS_RY,       ji->joydev->axes[ABS_RY      ][AXE_ABS]) : 0;
 694         ji->js.lRz          = test_bit(ji->joydev->absbits, ABS_RZ)       ? map_axis(ji, ABS_RZ,       ji->joydev->axes[ABS_RZ      ][AXE_ABS]) : 0;
 695         ji->js.rglSlider[0] = test_bit(ji->joydev->absbits, ABS_THROTTLE) ? map_axis(ji, ABS_THROTTLE, ji->joydev->axes[ABS_THROTTLE][AXE_ABS]) : 0;
 696         ji->js.rglSlider[1] = test_bit(ji->joydev->absbits, ABS_RUDDER)   ? map_axis(ji, ABS_RUDDER,   ji->joydev->axes[ABS_RUDDER  ][AXE_ABS]) : 0;
 697         /* POV center is -1 */
 698         for (i=0; i<4; i++) {
 699                 ji->js.rgdwPOV[i] = -1;
 700         }
 701 }
 702
 703 /*
 704  * Maps an event value to a DX "clock" position:
 705  *           0
 706  * 27000    -1 9000
 707  *       18000
 708  */
 709 static DWORD map_pov(int event_value, int is_x)
 710 {
 711         DWORD ret = -1;
 712         if (is_x) {
 713                 if (event_value<0) {
 714                         ret = 27000;
 715                 } else if (event_value>0) {
 716                         ret = 9000;
 717                 }
 718         } else {
 719                 if (event_value<0) {
 720                         ret = 0;
 721                 } else if (event_value>0) {
 722                         ret = 18000;
 723                 }
 724         }
 725         return ret;
 726 }
 727
 728 static int find_property_offset(JoystickImpl *This, LPCDIPROPHEADER ph)
 729 {
 730   int i, ofs = -1;
 731   switch (ph->dwHow) {
 732     case DIPH_BYOFFSET:
 733       for (i=0; i<This->df->dwNumObjs; i++) {
 734         if (This->offsets[i]==ph->dwObj) {
 735           return i;
 736         }
 737       }
 738       break;
 739     case DIPH_BYID:
 740       for (i=0; i<This->df->dwNumObjs; i++) {
 741         if ((This->df->rgodf[i].dwType & 0x00ffffff) == (ph->dwObj & 0x00ffffff)) {
 742           ofs = This->df->rgodf[i].dwOfs;
 743           break;
 744         }
 745       }
 746       if (ofs!=-1) {
 747         for (i=0; i<This->df->dwNumObjs; i++) {
 748           if (This->offsets[i]==ofs) {
 749             return i;
 750           }
 751         }
 752       }
 753       break;
 754     default:
 755       FIXME("Unhandled ph->dwHow=='%04X'\n", (unsigned int)ph->dwHow);
 756   }
 757
 758   return -1;
 759 }
 760
 761 /* defines how the linux input system offset mappings into c_dfDIJoystick2 */
 762 static int
 763 lxinput_to_djoy2_offset( int ie_type, int ie_code )
 764 {
 765   switch (ie_type) {
 766     case EV_ABS:
 767       switch (ie_code) {
 768         case ABS_X:             return 0;
 769         case ABS_Y:             return 1;
 770         case ABS_Z:             return 2;
 771         case ABS_RX:            return 3;
 772         case ABS_RY:            return 4;
 773         case ABS_RZ:            return 5;
 774         case ABS_THROTTLE:      return 6;
 775         case ABS_RUDDER:        return 7;
 776         case ABS_HAT0X:
 777         case ABS_HAT0Y:         return 8;
 778         case ABS_HAT1X:
 779         case ABS_HAT1Y:         return 9;
 780         case ABS_HAT2X:
 781         case ABS_HAT2Y:         return 10;
 782         case ABS_HAT3X:
 783         case ABS_HAT3Y:         return 11;
 784         default:
 785           FIXME("Unhandled EV_ABS(0x%02X)\n", ie_code);
 786           return -1;
 787       }
 788     case EV_KEY:
 789       if (ie_code < 128) {
 790         return 12 + ie_code;
 791       } else {
 792         WARN("DX8 does not support more than 128 buttons\n");
 793       }
 794       return -1;
 795   }
 796   FIXME("Unhandled type(0x%02X)\n", ie_type);
 797   return -1;
 798 }
 799
 800 /* convert wine format offset to user format object index */
 801 static int offset_to_object(JoystickImpl *This, int offset)
 802 {
 803     int i;
 804
 805     for (i = 0; i < This->df->dwNumObjs; i++) {
 806         if (This->df->rgodf[i].dwOfs == offset)
 807             return i;
 808     }
 809
 810     return -1;
 811 }
 812
 813 static void calculate_ids(LPDIDATAFORMAT df)
 814 {
 815     int i;
 816     int axis = 0;
 817     int button = 0;
 818     int pov = 0;
 819     int axis_base;
 820     int pov_base;
 821     int button_base;
 822
 823     /* Make two passes over the format. The first counts the number
 824      * for each type and the second sets the id */
 825     for (i = 0; i < df->dwNumObjs; i++) {
 826         if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_AXIS)
 827             axis++;
 828         else if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_POV)
 829             pov++;
 830         else if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_BUTTON)
 831             button++;
 832     }
 833
 834     axis_base = 0;
 835     pov_base = axis;
 836     button_base = axis + pov;
 837
 838     axis = 0;
 839     button = 0;
 840     pov = 0;
 841
 842     for (i = 0; i < df->dwNumObjs; i++) {
 843         DWORD type = 0;
 844         if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_AXIS) {
 845             axis++;
 846             type = DIDFT_GETTYPE(df->rgodf[i].dwType) |
 847                 DIDFT_MAKEINSTANCE(axis + axis_base);
 848             TRACE("axis type = 0x%08lx\n", type);
 849         } else if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_POV) {
 850             pov++;
 851             type = DIDFT_GETTYPE(df->rgodf[i].dwType) |
 852                 DIDFT_MAKEINSTANCE(pov + pov_base);
 853             TRACE("POV type = 0x%08lx\n", type);
 854         } else if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_BUTTON) {
 855             button++;
 856             type = DIDFT_GETTYPE(df->rgodf[i].dwType) |
 857                 DIDFT_MAKEINSTANCE(button + button_base);
 858             TRACE("button type = 0x%08lx\n", type);
 859         }
 860         df->rgodf[i].dwType = type;
 861     }
 862 }
 863
 864 static void joy_polldev(JoystickImpl *This) {
 865     struct timeval tv;
 866     fd_set      readfds;
 867     struct      input_event ie;
 868     int         btn, offset;
 869
 870     if (This->joyfd==-1)
 871         return;
 872
 873     while (1) {
 874         memset(&tv,0,sizeof(tv));
 875         FD_ZERO(&readfds);
 876         FD_SET(This->joyfd,&readfds);
 877
 878         if (1>select(This->joyfd+1,&readfds,NULL,NULL,&tv))
 879             return;
 880
 881         /* we have one event, so we can read */
 882         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 883             return;
 884
 885         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 886         switch (ie.type) {
 887         case EV_KEY:    /* button */
 888             btn = This->joydev->buttons[ie.code];
 889             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 890             if (btn&0x80) {
 891               btn &= 0x7F;
 892               /* see if there is a mapping */
 893               offset = lxinput_to_djoy2_offset(ie.type, btn);
 894               if (offset==-1) {
 895                 return;
 896               }
 897               /* and see if there is an offset in the df */
 898               offset = This->offsets[offset];
 899               if (offset==-1) {
 900                 return;
 901               }
 902               This->js.rgbButtons[btn] = ie.value?0x80:0x00;
 903               GEN_EVENT(offset,This->js.rgbButtons[btn],ie.time.tv_usec,(This->dinput->evsequence)++);
 904             }
 905             break;
 906         case EV_ABS:
 907             /* see if there is a mapping */
 908             offset = lxinput_to_djoy2_offset(ie.type, ie.code);
 909             if (offset==-1) {
 910               return;
 911             }
 912             /* and see if there is an offset in the df */
 913             offset = This->offsets[offset];
 914             if (offset==-1) {
 915               return;
 916             }
 917             switch (ie.code) {
 918             case ABS_X:
 919                 This->js.lX = map_axis(This,ABS_X,ie.value);
 920                 GEN_EVENT(offset,This->js.lX,ie.time.tv_usec,(This->dinput->evsequence)++);
 921                 break;
 922             case ABS_Y:
 923                 This->js.lY = map_axis(This,ABS_Y,ie.value);
 924                 GEN_EVENT(offset,This->js.lY,ie.time.tv_usec,(This->dinput->evsequence)++);
 925                 break;
 926             case ABS_Z:
 927                 This->js.lZ = map_axis(This,ABS_Z,ie.value);
 928                 GEN_EVENT(offset,This->js.lZ,ie.time.tv_usec,(This->dinput->evsequence)++);
 929                 break;
 930             case ABS_RX:
 931                 This->js.lRx = map_axis(This,ABS_RX,ie.value);
 932                 GEN_EVENT(offset,This->js.lRx,ie.time.tv_usec,(This->dinput->evsequence)++);
 933                 break;
 934             case ABS_RY:
 935                 This->js.lRy = map_axis(This,ABS_RY,ie.value);
 936                 GEN_EVENT(offset,This->js.lRy,ie.time.tv_usec,(This->dinput->evsequence)++);
 937                 break;
 938             case ABS_RZ:
 939                 This->js.lRz = map_axis(This,ABS_RZ,ie.value);
 940                 GEN_EVENT(offset,This->js.lRz,ie.time.tv_usec,(This->dinput->evsequence)++);
 941                 break;
 942             case ABS_THROTTLE:
 943                 This->js.rglSlider[0] = map_axis(This,ABS_THROTTLE,ie.value);
 944                 GEN_EVENT(offset,This->js.rglSlider[0],ie.time.tv_usec,(This->dinput->evsequence)++);
 945                 break;
 946             case ABS_RUDDER:
 947                 This->js.rglSlider[1] = map_axis(This,ABS_RUDDER,ie.value);
 948                 GEN_EVENT(offset,This->js.rglSlider[1],ie.time.tv_usec,(This->dinput->evsequence)++);
 949                 break;
 950             case ABS_HAT0X:
 951             case ABS_HAT0Y:
 952                 This->js.rgdwPOV[0] = map_pov(ie.value,ie.code==ABS_HAT0X);
 953                 GEN_EVENT(offset,This->js.rgdwPOV[0],ie.time.tv_usec,(This->dinput->evsequence)++);
 954                 break;
 955             case ABS_HAT1X:
 956             case ABS_HAT1Y:
 957                 This->js.rgdwPOV[1] = map_pov(ie.value,ie.code==ABS_HAT1X);
 958                 GEN_EVENT(offset,This->js.rgdwPOV[1],ie.time.tv_usec,(This->dinput->evsequence)++);
 959                 break;
 960             case ABS_HAT2X:
 961             case ABS_HAT2Y:
 962                 This->js.rgdwPOV[2] = map_pov(ie.value,ie.code==ABS_HAT2X);
 963                 GEN_EVENT(offset,This->js.rgdwPOV[2],ie.time.tv_usec,(This->dinput->evsequence)++);
 964                 break;
 965             case ABS_HAT3X:
 966             case ABS_HAT3Y:
 967                 This->js.rgdwPOV[3] = map_pov(ie.value,ie.code==ABS_HAT3X);
 968                 GEN_EVENT(offset,This->js.rgdwPOV[3],ie.time.tv_usec,(This->dinput->evsequence)++);
 969                 break;
 970             default:
 971                 FIXME("unhandled joystick axe event (code %d, value %d)\n",ie.code,ie.value);
 972                 break;
 973             }
 974             break;
 975 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 976         case EV_FF_STATUS:
 977             This->ff_state = ie.value;
 978             break;
 979 #endif
 980 #ifdef EV_SYN
 981         case EV_SYN:
 982             /* there is nothing to do */
 983             break;
 984 #endif
 985         default:
 986             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 987             break;
 988         }
 989     }
 990 }
 991
 992 /******************************************************************************
 993   *     GetDeviceState : returns the "state" of the joystick.
 994   *
 995   */
 996 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 997         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 998 ) {
 999     JoystickImpl *This = (JoystickImpl *)iface;
1000
1001     TRACE("(this=%p,0x%08lx,%p)\n",This,len,ptr);
1002
1003     if (This->joyfd==-1) {
1004         WARN("not acquired\n");
1005         return DIERR_NOTACQUIRED;
1006     }
1007
1008     joy_polldev(This);
1009
1010     /* convert and copy data to user supplied buffer */
1011     fill_DataFormat(ptr, &This->js, This->transform);
1012
1013     return DI_OK;
1014 }
1015
1016 /******************************************************************************
1017   *     GetDeviceData : gets buffered input data.
1018   */
1019 static HRESULT WINAPI JoystickAImpl_GetDeviceData(LPDIRECTINPUTDEVICE8A iface,
1020                                               DWORD dodsize,
1021                                               LPDIDEVICEOBJECTDATA dod,
1022                                               LPDWORD entries,
1023                                               DWORD flags
1024 ) {
1025   JoystickImpl *This = (JoystickImpl *)iface;
1026   DWORD len;
1027   int nqtail;
1028   HRESULT hr = DI_OK;
1029
1030   TRACE("(%p)->(dods=%ld,entries=%ld,fl=0x%08lx)\n",This,dodsize,*entries,flags);
1031
1032   if (This->joyfd==-!1) {
1033     WARN("not acquired\n");
1034     return DIERR_NOTACQUIRED;
1035   }
1036
1037   joy_polldev(This);
1038   if (flags & DIGDD_PEEK)
1039     FIXME("DIGDD_PEEK\n");
1040
1041   len = ((This->queue_head < This->queue_tail) ? This->queue_len : 0)
1042     + (This->queue_head - This->queue_tail);
1043   if (len > *entries)
1044     len = *entries;
1045
1046   if (dod == NULL) {
1047     if (len)
1048       TRACE("Application discarding %ld event(s).\n", len);
1049
1050     *entries = len;
1051     nqtail = This->queue_tail + len;
1052     while (nqtail >= This->queue_len)
1053       nqtail -= This->queue_len;
1054   } else {
1055     if (dodsize < sizeof(DIDEVICEOBJECTDATA_DX3)) {
1056       ERR("Wrong structure size !\n");
1057       return DIERR_INVALIDPARAM;
1058   }
1059
1060     if (len)
1061       TRACE("Application retrieving %ld event(s).\n", len);
1062
1063     *entries = 0;
1064     nqtail = This->queue_tail;
1065     while (len) {
1066       /* Copy the buffered data into the application queue */
1067       memcpy((char *)dod + *entries * dodsize, This->data_queue + nqtail, dodsize);
1068       /* Advance position */
1069       nqtail++;
1070       if (nqtail >= This->queue_len)
1071         nqtail -= This->queue_len;
1072       (*entries)++;
1073       len--;
1074     }
1075   }
1076
1077   if (This->overflow) {
1078     hr = DI_BUFFEROVERFLOW;
1079     if (!(flags & DIGDD_PEEK)) {
1080       This->overflow = FALSE;
1081     }
1082   }
1083
1084   if (!(flags & DIGDD_PEEK))
1085     This->queue_tail = nqtail;
1086
1087   return hr;
1088 }
1089
1090 /******************************************************************************
1091   *     SetProperty : change input device properties
1092   */
1093 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
1094                                             REFGUID rguid,
1095                                             LPCDIPROPHEADER ph)
1096 {
1097   JoystickImpl *This = (JoystickImpl *)iface;
1098
1099   if (!ph) {
1100     WARN("invalid argument\n");
1101     return DIERR_INVALIDPARAM;
1102   }
1103
1104   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
1105   TRACE("ph.dwSize = %ld, ph.dwHeaderSize =%ld, ph.dwObj = %ld, ph.dwHow= %ld\n",ph->dwSize, ph->dwHeaderSize,ph->dwObj,ph->dwHow);
1106
1107   if (!HIWORD(rguid)) {
1108     switch (LOWORD(rguid)) {
1109     case (DWORD) DIPROP_BUFFERSIZE: {
1110       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
1111
1112       TRACE("buffersize = %ld\n",pd->dwData);
1113       if (This->data_queue) {
1114         This->data_queue = HeapReAlloc(GetProcessHeap(),0, This->data_queue, pd->dwData * sizeof(DIDEVICEOBJECTDATA));
1115       } else {
1116         This->data_queue = HeapAlloc(GetProcessHeap(),0, pd->dwData * sizeof(DIDEVICEOBJECTDATA));
1117       }
1118       This->queue_head = 0;
1119       This->queue_tail = 0;
1120       This->queue_len  = pd->dwData;
1121       break;
1122     }
1123     case (DWORD)DIPROP_RANGE: {
1124       LPCDIPROPRANGE    pr = (LPCDIPROPRANGE)ph;
1125
1126       if (ph->dwHow == DIPH_DEVICE) {
1127         int i;
1128         TRACE("proprange(%ld,%ld) all\n",pr->lMin,pr->lMax);
1129         for (i = 0; i < This->df->dwNumObjs; i++) {
1130           This->wantmin[i] = pr->lMin;
1131           This->wantmax[i] = pr->lMax;
1132         }
1133       } else {
1134         int obj = find_property_offset(This, ph);
1135         TRACE("proprange(%ld,%ld) obj=%d\n",pr->lMin,pr->lMax,obj);
1136         if (obj >= 0) {
1137           This->wantmin[obj] = pr->lMin;
1138           This->wantmax[obj] = pr->lMax;
1139         }
1140       }
1141       fake_current_js_state(This);
1142       return DI_OK;
1143     }
1144     case (DWORD)DIPROP_DEADZONE: {
1145       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
1146       if (ph->dwHow == DIPH_DEVICE) {
1147         int i;
1148         TRACE("deadzone(%ld) all\n",pd->dwData);
1149         for (i = 0; i < This->df->dwNumObjs; i++) {
1150           This->deadz[i] = pd->dwData;
1151         }
1152       } else {
1153         int obj = find_property_offset(This, ph);
1154         TRACE("deadzone(%ld) obj=%d\n",pd->dwData,obj);
1155         if (obj >= 0) {
1156           This->deadz[obj] = pd->dwData;
1157         }
1158       }
1159       fake_current_js_state(This);
1160       return DI_OK;
1161     }
1162     default:
1163       FIXME("Unknown type %p (%s)\n",rguid,debugstr_guid(rguid));
1164       break;
1165     }
1166   }
1167   return 0;
1168 }
1169
1170 /******************************************************************************
1171   *     SetEventNotification : specifies event to be sent on state change
1172   */
1173 static HRESULT WINAPI JoystickAImpl_SetEventNotification(
1174         LPDIRECTINPUTDEVICE8A iface, HANDLE hnd
1175 ) {
1176     JoystickImpl *This = (JoystickImpl *)iface;
1177
1178     TRACE("(this=%p,%p)\n",This,hnd);
1179     This->hEvent = hnd;
1180     return DI_OK;
1181 }
1182
1183 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
1184         LPDIRECTINPUTDEVICE8A iface,
1185         LPDIDEVCAPS lpDIDevCaps)
1186 {
1187     JoystickImpl *This = (JoystickImpl *)iface;
1188     int         i,axes,buttons,povs;
1189
1190     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
1191
1192     if (!lpDIDevCaps) {
1193         WARN("invalid pointer\n");
1194         return E_POINTER;
1195     }
1196
1197     if (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) {
1198         WARN("invalid argument\n");
1199         return DIERR_INVALIDPARAM;
1200     }
1201
1202     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
1203     if (This->dinput->dwVersion >= 0x0800)
1204         lpDIDevCaps->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
1205     else
1206         lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
1207
1208     axes=0;
1209     for (i=0;i<ABS_MAX;i++) {
1210       if (!test_bit(This->joydev->absbits,i)) continue;
1211       switch (i) {
1212       case ABS_HAT0X: case ABS_HAT0Y:
1213       case ABS_HAT1X: case ABS_HAT1Y:
1214       case ABS_HAT2X: case ABS_HAT2Y:
1215       case ABS_HAT3X: case ABS_HAT3Y:
1216         /* will be handled as POV - see below */
1217         break;
1218       default:
1219         axes++;
1220       }
1221     }
1222     buttons=0;
1223     for (i=0;i<KEY_MAX;i++) if (test_bit(This->joydev->keybits,i)) buttons++;
1224     povs=0;
1225     for (i=0; i<4; i++) {
1226       if (test_bit(This->joydev->absbits,ABS_HAT0X+(i<<1)) && test_bit(This->joydev->absbits,ABS_HAT0Y+(i<<1))) {
1227         povs ++;
1228       }
1229     }
1230
1231     if (This->joydev->has_ff)
1232          lpDIDevCaps->dwFlags |= DIDC_FORCEFEEDBACK;
1233
1234     lpDIDevCaps->dwAxes = axes;
1235     lpDIDevCaps->dwButtons = buttons;
1236     lpDIDevCaps->dwPOVs = povs;
1237
1238     return DI_OK;
1239 }
1240
1241 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface) {
1242     JoystickImpl *This = (JoystickImpl *)iface;
1243     TRACE("(%p)\n",This);
1244
1245     if (This->joyfd==-1) {
1246       return DIERR_NOTACQUIRED;
1247     }
1248
1249     joy_polldev(This);
1250     return DI_OK;
1251 }
1252
1253 /******************************************************************************
1254   *     EnumObjects : enumerate the different buttons and axis...
1255   */
1256 static HRESULT WINAPI JoystickAImpl_EnumObjects(
1257         LPDIRECTINPUTDEVICE8A iface,
1258         LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback,
1259         LPVOID lpvRef,
1260         DWORD dwFlags)
1261 {
1262   JoystickImpl *This = (JoystickImpl *)iface;
1263   DIDEVICEOBJECTINSTANCEA ddoi;
1264   int user_offset, user_object;
1265
1266   TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags);
1267   if (TRACE_ON(dinput)) {
1268     TRACE("  - flags = ");
1269     _dump_EnumObjects_flags(dwFlags);
1270     TRACE("\n");
1271   }
1272
1273   /* Only the fields till dwFFMaxForce are relevant */
1274   ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce);
1275
1276   /* For the joystick, do as is done in the GetCapabilities function */
1277   /* FIXME: needs more items */
1278   if ((dwFlags == DIDFT_ALL) ||
1279       (dwFlags & DIDFT_AXIS)) {
1280     BYTE i;
1281
1282     for (i = 0; i < ABS_MAX; i++) {
1283       if (!test_bit(This->joydev->absbits,i)) continue;
1284
1285       switch (i) {
1286       case ABS_X:
1287         ddoi.guidType = GUID_XAxis;
1288         break;
1289       case ABS_Y:
1290         ddoi.guidType = GUID_YAxis;
1291         break;
1292       case ABS_Z:
1293         ddoi.guidType = GUID_ZAxis;
1294         break;
1295       case ABS_RX:
1296         ddoi.guidType = GUID_RxAxis;
1297         break;
1298       case ABS_RY:
1299         ddoi.guidType = GUID_RyAxis;
1300         break;
1301       case ABS_RZ:
1302         ddoi.guidType = GUID_RzAxis;
1303         break;
1304       case ABS_THROTTLE:
1305         ddoi.guidType = GUID_Slider;
1306         break;
1307       case ABS_RUDDER:
1308         ddoi.guidType = GUID_Slider;
1309         break;
1310       case ABS_HAT0X: case ABS_HAT0Y:
1311       case ABS_HAT1X: case ABS_HAT1Y:
1312       case ABS_HAT2X: case ABS_HAT2Y:
1313       case ABS_HAT3X: case ABS_HAT3Y:
1314         /* will be handled as POV - see below */
1315         continue;
1316       default:
1317         FIXME("unhandled abs axis 0x%02x, ignoring!\n",i);
1318         continue;
1319       }
1320       user_offset = lxinput_to_djoy2_offset(EV_ABS, i);
1321       if (user_offset == -1) {
1322         continue;
1323       }
1324       user_offset = This->offsets[user_offset];
1325       if (user_offset == -1) {
1326         continue;
1327       }
1328       user_object = offset_to_object(This, user_offset);
1329       ddoi.dwType = This->df->rgodf[user_object].dwType & 0x00ffffff;
1330       ddoi.dwOfs =  This->df->rgodf[user_object].dwOfs;
1331       /* Linux event force feedback supports only (and always) x and y axes */
1332       if (i == ABS_X || i == ABS_Y) {
1333         if (This->joydev->has_ff)
1334           ddoi.dwFlags |= DIDOI_FFACTUATOR;
1335       }
1336       sprintf(ddoi.tszName, "%d-Axis", i);
1337       _dump_OBJECTINSTANCEA(&ddoi);
1338       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) {
1339         return DI_OK;
1340       }
1341     }
1342   }
1343
1344   if ((dwFlags == DIDFT_ALL) ||
1345       (dwFlags & DIDFT_POV)) {
1346     int i;
1347     ddoi.guidType = GUID_POV;
1348     for (i=0; i<4; i++) {
1349       if (test_bit(This->joydev->absbits,ABS_HAT0X+(i<<1)) && test_bit(This->joydev->absbits,ABS_HAT0Y+(i<<1))) {
1350         user_offset = lxinput_to_djoy2_offset(EV_ABS, ABS_HAT0X+i);
1351         if (user_offset == -1) {
1352           continue;
1353         }
1354         user_offset = This->offsets[user_offset];
1355         if (user_offset == -1) {
1356           continue;
1357         }
1358         user_object = offset_to_object(This, user_offset);
1359         ddoi.dwType = This->df->rgodf[user_object].dwType & 0x00ffffff;
1360         ddoi.dwOfs =  This->df->rgodf[user_object].dwOfs;
1361         sprintf(ddoi.tszName, "%d-POV", i);
1362         _dump_OBJECTINSTANCEA(&ddoi);
1363         if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) {
1364           return DI_OK;
1365         }
1366       }
1367     }
1368   }
1369
1370   if ((dwFlags == DIDFT_ALL) ||
1371       (dwFlags & DIDFT_BUTTON)) {
1372     int i, btncount=0;
1373
1374     /*The DInput SDK says that GUID_Button is only for mouse buttons but well*/
1375
1376     ddoi.guidType = GUID_Button;
1377
1378     for (i = 0; i < KEY_MAX; i++) {
1379       if (!test_bit(This->joydev->keybits,i)) continue;
1380       user_offset = lxinput_to_djoy2_offset(EV_KEY, btncount);
1381       if (user_offset == -1) {
1382         continue;
1383       }
1384       user_offset = This->offsets[user_offset];
1385       if (user_offset == -1) {
1386         continue;
1387       }
1388       user_object = offset_to_object(This, user_offset);
1389       ddoi.dwType = This->df->rgodf[user_object].dwType & 0x00ffffff;
1390       ddoi.dwOfs =  This->df->rgodf[user_object].dwOfs;
1391       sprintf(ddoi.tszName, "%d-Button", btncount);
1392       btncount++;
1393       _dump_OBJECTINSTANCEA(&ddoi);
1394       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) {
1395         return DI_OK;
1396       }
1397     }
1398   }
1399
1400   return DI_OK;
1401 }
1402
1403 static HRESULT WINAPI JoystickWImpl_EnumObjects(LPDIRECTINPUTDEVICE8W iface,
1404                                                 LPDIENUMDEVICEOBJECTSCALLBACKW lpCallback,
1405                                                 LPVOID lpvRef,
1406                                                 DWORD dwFlags)
1407 {
1408   JoystickImpl *This = (JoystickImpl *)iface;
1409
1410   device_enumobjects_AtoWcb_data data;
1411
1412   data.lpCallBack = lpCallback;
1413   data.lpvRef = lpvRef;
1414
1415   return JoystickAImpl_EnumObjects((LPDIRECTINPUTDEVICE8A) This, (LPDIENUMDEVICEOBJECTSCALLBACKA) DIEnumDevicesCallbackAtoW, (LPVOID) &data, dwFlags);
1416 }
1417
1418 /******************************************************************************
1419   *     GetProperty : get input device properties
1420   */
1421 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
1422                                                 REFGUID rguid,
1423                                                 LPDIPROPHEADER pdiph)
1424 {
1425   JoystickImpl *This = (JoystickImpl *)iface;
1426
1427   TRACE("(this=%p,%s,%p)\n",
1428         iface, debugstr_guid(rguid), pdiph);
1429
1430   if (TRACE_ON(dinput))
1431     _dump_DIPROPHEADER(pdiph);
1432
1433   if (!HIWORD(rguid)) {
1434     switch (LOWORD(rguid)) {
1435     case (DWORD) DIPROP_BUFFERSIZE: {
1436       LPDIPROPDWORD     pd = (LPDIPROPDWORD)pdiph;
1437
1438       TRACE(" return buffersize = %d\n",This->queue_len);
1439       pd->dwData = This->queue_len;
1440       break;
1441     }
1442
1443     case (DWORD) DIPROP_RANGE: {
1444       LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
1445       int obj = find_property_offset(This, pdiph);
1446       if (obj >= 0) {
1447         pr->lMin = This->joydev->havemin[obj];
1448         pr->lMax = This->joydev->havemax[obj];
1449         TRACE("range(%ld, %ld) obj=%d\n", pr->lMin, pr->lMax, obj);
1450         return DI_OK;
1451       }
1452       break;
1453     }
1454
1455     default:
1456       FIXME("Unknown type %p (%s)\n",rguid,debugstr_guid(rguid));
1457       break;
1458     }
1459   }
1460
1461
1462   return DI_OK;
1463 }
1464
1465 /******************************************************************************
1466   *     CreateEffect - Create a new FF effect with the specified params
1467   */
1468 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
1469                                                  REFGUID rguid,
1470                                                  LPCDIEFFECT lpeff,
1471                                                  LPDIRECTINPUTEFFECT *ppdef,
1472                                                  LPUNKNOWN pUnkOuter)
1473 {
1474 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1475     EffectListItem* new = NULL;
1476     HRESULT retval = DI_OK;
1477 #endif
1478
1479     JoystickImpl* This = (JoystickImpl*)iface;
1480     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
1481
1482 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
1483     TRACE("not available (compiled w/o ff support)\n");
1484     *ppdef = NULL;
1485     return DI_OK;
1486 #else
1487
1488     new = malloc(sizeof(EffectListItem));
1489     new->next = This->top_effect;
1490     This->top_effect = new;
1491
1492     retval = linuxinput_create_effect(&(This->joyfd), rguid, &(new->ref));
1493     if (retval != DI_OK)
1494         return retval;
1495
1496     if (lpeff != NULL)
1497         retval = IDirectInputEffect_SetParameters(new->ref, lpeff, 0);
1498     if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
1499         return retval;
1500
1501     *ppdef = new->ref;
1502
1503     if (pUnkOuter != NULL)
1504         FIXME("Interface aggregation not implemented.\n");
1505
1506     return DI_OK;
1507
1508 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
1509 }
1510
1511 /*******************************************************************************
1512  *      EnumEffects - Enumerate available FF effects
1513  */
1514 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
1515                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
1516                                                 LPVOID pvRef,
1517                                                 DWORD dwEffType)
1518 {
1519 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1520     DIEFFECTINFOA dei; /* feif */
1521     DWORD type = DIEFT_GETTYPE(dwEffType);
1522     JoystickImpl* This = (JoystickImpl*)iface;
1523
1524     TRACE("(this=%p,%p,%ld) type=%ld\n", This, pvRef, dwEffType, type);
1525
1526     dei.dwSize = sizeof(DIEFFECTINFOA);
1527
1528     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1529         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1530         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1531         (*lpCallback)(&dei, pvRef);
1532     }
1533
1534     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1535         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1536         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1537             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1538             (*lpCallback)(&dei, pvRef);
1539         }
1540         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1541             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1542             (*lpCallback)(&dei, pvRef);
1543         }
1544         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1545             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1546             (*lpCallback)(&dei, pvRef);
1547         }
1548         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1549             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1550             (*lpCallback)(&dei, pvRef);
1551         }
1552         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1553             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1554             (*lpCallback)(&dei, pvRef);
1555         }
1556     }
1557
1558     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1559         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1560         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1561         (*lpCallback)(&dei, pvRef);
1562     }
1563
1564     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1565         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1566             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1567             (*lpCallback)(&dei, pvRef);
1568         }
1569         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1570             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1571             (*lpCallback)(&dei, pvRef);
1572         }
1573         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1574             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1575             (*lpCallback)(&dei, pvRef);
1576         }
1577         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1578             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1579             (*lpCallback)(&dei, pvRef);
1580         }
1581     }
1582
1583 #endif
1584
1585     return DI_OK;
1586 }
1587
1588 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1589                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1590                                                 LPVOID pvRef,
1591                                                 DWORD dwEffType)
1592 {
1593 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1594     /* seems silly to duplicate all this code but all the structures and functions
1595      * are actually different (A/W) */
1596     DIEFFECTINFOW dei; /* feif */
1597     DWORD type = DIEFT_GETTYPE(dwEffType);
1598     JoystickImpl* This = (JoystickImpl*)iface;
1599     int xfd = This->joyfd;
1600
1601     TRACE("(this=%p,%p,%ld) type=%ld fd=%d\n", This, pvRef, dwEffType, type, xfd);
1602
1603     dei.dwSize = sizeof(DIEFFECTINFOW);
1604
1605     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1606         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1607         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1608         (*lpCallback)(&dei, pvRef);
1609     }
1610
1611     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1612         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1613         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1614             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1615             (*lpCallback)(&dei, pvRef);
1616         }
1617         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1618             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1619             (*lpCallback)(&dei, pvRef);
1620         }
1621         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1622             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1623             (*lpCallback)(&dei, pvRef);
1624         }
1625         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1626             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1627             (*lpCallback)(&dei, pvRef);
1628         }
1629         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1630             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1631             (*lpCallback)(&dei, pvRef);
1632         }
1633     }
1634
1635     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1636         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1637         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1638         (*lpCallback)(&dei, pvRef);
1639     }
1640
1641     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1642         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1643             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1644             (*lpCallback)(&dei, pvRef);
1645         }
1646         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1647             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1648             (*lpCallback)(&dei, pvRef);
1649         }
1650         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1651             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1652             (*lpCallback)(&dei, pvRef);
1653         }
1654         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1655             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1656             (*lpCallback)(&dei, pvRef);
1657         }
1658     }
1659
1660     /* return to unaquired state if that's where it was */
1661     if (xfd == -1)
1662         IDirectInputDevice8_Unacquire(iface);
1663 #endif
1664
1665     return DI_OK;
1666 }
1667
1668 /*******************************************************************************
1669  *      GetEffectInfo - Get information about a particular effect
1670  */
1671 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1672                                                   LPDIEFFECTINFOA pdei,
1673                                                   REFGUID guid)
1674 {
1675     JoystickImpl* This = (JoystickImpl*)iface;
1676
1677     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1678
1679 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1680     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1681 #else
1682     return DI_OK;
1683 #endif
1684 }
1685
1686 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1687                                                   LPDIEFFECTINFOW pdei,
1688                                                   REFGUID guid)
1689 {
1690     JoystickImpl* This = (JoystickImpl*)iface;
1691
1692     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1693
1694 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1695     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1696 #else
1697     return DI_OK;
1698 #endif
1699 }
1700
1701 /*******************************************************************************
1702  *      GetForceFeedbackState - Get information about the device's FF state
1703  */
1704 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1705         LPDIRECTINPUTDEVICE8A iface,
1706         LPDWORD pdwOut)
1707 {
1708     JoystickImpl* This = (JoystickImpl*)iface;
1709
1710     TRACE("(this=%p,%p)\n", This, pdwOut);
1711
1712     (*pdwOut) = 0;
1713
1714 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1715     /* DIGFFS_STOPPED is the only mandatory flag to report */
1716     if (This->ff_state == FF_STATUS_STOPPED)
1717         (*pdwOut) |= DIGFFS_STOPPED;
1718 #endif
1719
1720     return DI_OK;
1721 }
1722
1723 /*******************************************************************************
1724  *      SendForceFeedbackCommand - Send a command to the device's FF system
1725  */
1726 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1727         LPDIRECTINPUTDEVICE8A iface,
1728         DWORD dwFlags)
1729 {
1730     JoystickImpl* This = (JoystickImpl*)iface;
1731     TRACE("(this=%p,%ld)\n", This, dwFlags);
1732
1733 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1734     if (dwFlags == DISFFC_STOPALL) {
1735         /* Stop all effects */
1736         EffectListItem* itr = This->top_effect;
1737         while (itr) {
1738             IDirectInputEffect_Stop(itr->ref);
1739             itr = itr->next;
1740         }
1741     } else if (dwFlags == DISFFC_RESET) {
1742         /* Stop, unload, release and free all effects */
1743         /* This returns the device to its "bare" state */
1744         while (This->top_effect) {
1745             EffectListItem* temp = This->top_effect;
1746             IDirectInputEffect_Stop(temp->ref);
1747             IDirectInputEffect_Unload(temp->ref);
1748             IDirectInputEffect_Release(temp->ref);
1749             This->top_effect = temp->next;
1750             free(temp);
1751         }
1752     } else if (dwFlags == DISFFC_PAUSE || dwFlags == DISFFC_CONTINUE) {
1753         FIXME("No support for Pause or Continue in linux\n");
1754     } else if (dwFlags == DISFFC_SETACTUATORSOFF
1755                 || dwFlags == DISFFC_SETACTUATORSON) {
1756         FIXME("No direct actuator control in linux\n");
1757     } else {
1758         FIXME("Unknown Force Feedback Command!\n");
1759         return DIERR_INVALIDPARAM;
1760     }
1761     return DI_OK;
1762 #else
1763     return DIERR_UNSUPPORTED;
1764 #endif
1765 }
1766
1767 /*******************************************************************************
1768  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1769  *              created for this device.
1770  */
1771 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1772         LPDIRECTINPUTDEVICE8A iface,
1773         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1774         LPVOID pvRef,
1775         DWORD dwFlags)
1776 {
1777     /* this function is safe to call on non-ff-enabled builds */
1778
1779     JoystickImpl* This = (JoystickImpl*)iface;
1780     EffectListItem* itr = This->top_effect;
1781     TRACE("(this=%p,%p,%p,%ld)\n", This, lpCallback, pvRef, dwFlags);
1782
1783     if (!lpCallback)
1784         return DIERR_INVALIDPARAM;
1785
1786     if (dwFlags != 0)
1787         FIXME("Flags specified, but no flags exist yet (DX9)!");
1788
1789     while (itr) {
1790         (*lpCallback)(itr->ref, pvRef);
1791         itr = itr->next;
1792     }
1793
1794     return DI_OK;
1795 }
1796
1797 static const IDirectInputDevice8AVtbl JoystickAvt =
1798 {
1799         IDirectInputDevice2AImpl_QueryInterface,
1800         IDirectInputDevice2AImpl_AddRef,
1801         JoystickAImpl_Release,
1802         JoystickAImpl_GetCapabilities,
1803         JoystickAImpl_EnumObjects,
1804         JoystickAImpl_GetProperty,
1805         JoystickAImpl_SetProperty,
1806         JoystickAImpl_Acquire,
1807         JoystickAImpl_Unacquire,
1808         JoystickAImpl_GetDeviceState,
1809         JoystickAImpl_GetDeviceData,
1810         JoystickAImpl_SetDataFormat,
1811         JoystickAImpl_SetEventNotification,
1812         IDirectInputDevice2AImpl_SetCooperativeLevel,
1813         IDirectInputDevice2AImpl_GetObjectInfo,
1814         IDirectInputDevice2AImpl_GetDeviceInfo,
1815         IDirectInputDevice2AImpl_RunControlPanel,
1816         IDirectInputDevice2AImpl_Initialize,
1817         JoystickAImpl_CreateEffect,
1818         JoystickAImpl_EnumEffects,
1819         JoystickAImpl_GetEffectInfo,
1820         JoystickAImpl_GetForceFeedbackState,
1821         JoystickAImpl_SendForceFeedbackCommand,
1822         JoystickAImpl_EnumCreatedEffectObjects,
1823         IDirectInputDevice2AImpl_Escape,
1824         JoystickAImpl_Poll,
1825         IDirectInputDevice2AImpl_SendDeviceData,
1826         IDirectInputDevice7AImpl_EnumEffectsInFile,
1827         IDirectInputDevice7AImpl_WriteEffectToFile,
1828         IDirectInputDevice8AImpl_BuildActionMap,
1829         IDirectInputDevice8AImpl_SetActionMap,
1830         IDirectInputDevice8AImpl_GetImageInfo
1831 };
1832
1833 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1834 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1835 #else
1836 # define XCAST(fun)     (void*)
1837 #endif
1838
1839 static const IDirectInputDevice8WVtbl JoystickWvt =
1840 {
1841         IDirectInputDevice2WImpl_QueryInterface,
1842         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1843         XCAST(Release)JoystickAImpl_Release,
1844         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
1845         JoystickWImpl_EnumObjects,
1846         XCAST(GetProperty)JoystickAImpl_GetProperty,
1847         XCAST(SetProperty)JoystickAImpl_SetProperty,
1848         XCAST(Acquire)JoystickAImpl_Acquire,
1849         XCAST(Unacquire)JoystickAImpl_Unacquire,
1850         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
1851         XCAST(GetDeviceData)JoystickAImpl_GetDeviceData,
1852         XCAST(SetDataFormat)JoystickAImpl_SetDataFormat,
1853         XCAST(SetEventNotification)JoystickAImpl_SetEventNotification,
1854         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1855         IDirectInputDevice2WImpl_GetObjectInfo,
1856         IDirectInputDevice2WImpl_GetDeviceInfo,
1857         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1858         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1859         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1860         JoystickWImpl_EnumEffects,
1861         JoystickWImpl_GetEffectInfo,
1862         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1863         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1864         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1865         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1866         XCAST(Poll)JoystickAImpl_Poll,
1867         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1868         IDirectInputDevice7WImpl_EnumEffectsInFile,
1869         IDirectInputDevice7WImpl_WriteEffectToFile,
1870         IDirectInputDevice8WImpl_BuildActionMap,
1871         IDirectInputDevice8WImpl_SetActionMap,
1872         IDirectInputDevice8WImpl_GetImageInfo
1873 };
1874 #undef XCAST
1875
1876 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1877
1878 const struct dinput_device joystick_linuxinput_device = {
1879   "Wine Linux-input joystick driver",
1880   NULL,
1881   NULL,
1882   NULL,
1883   NULL
1884 };
1885
1886 #endif  /* HAVE_CORRECT_LINUXINPUT_H */