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

   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998,2000 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  * Copyright 2005 Daniel Remenak
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <assert.h>
  27 #include <stdarg.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30 #include <time.h>
  31 #ifdef HAVE_UNISTD_H
  32 # include <unistd.h>
  33 #endif
  34 #ifdef HAVE_SYS_TIME_H
  35 # include <sys/time.h>
  36 #endif
  37 #include <sys/fcntl.h>
  38 #ifdef HAVE_SYS_IOCTL_H
  39 # include <sys/ioctl.h>
  40 #endif
  41 #include <errno.h>
  42 #ifdef HAVE_SYS_ERRNO_H
  43 # include <sys/errno.h>
  44 #endif
  45 #ifdef HAVE_LINUX_INPUT_H
  46 # include <linux/input.h>
  47 # if defined(EVIOCGBIT) && defined(EV_ABS) && defined(BTN_PINKIE)
  48 #  define HAVE_CORRECT_LINUXINPUT_H
  49 # endif
  50 #endif
  51
  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         BOOL                            has_ff;
 149         int                             num_effects;
 150         EffectListItem*                 top_effect;
 151         int                             ff_state;
 152 };
 153
 154 static void fake_current_js_state(JoystickImpl *ji);
 155 static int find_property_offset(JoystickImpl *This, LPCDIPROPHEADER ph);
 156 static DWORD map_pov(int event_value, int is_x);
 157 static void find_joydevs(void);
 158 static int lxinput_to_djoy2_offset(int ie_type, int ie_code);
 159 static int offset_to_object(JoystickImpl *This, int offset);
 160 static void calculate_ids(LPDIDATAFORMAT df);
 161
 162 /* This GUID is slightly different from the linux joystick one. Take note. */
 163 static const GUID DInput_Wine_Joystick_Base_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 164   0x9e573eda,
 165   0x7734,
 166   0x11d2,
 167   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 168 };
 169
 170 #define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
 171
 172 #define MAX_JOYDEV 64
 173
 174 static int have_joydevs = -1;
 175 static struct JoyDev *joydevs = NULL;
 176
 177 static void find_joydevs(void)
 178 {
 179   int i;
 180
 181   if (have_joydevs!=-1) {
 182     return;
 183   }
 184
 185   have_joydevs = 0;
 186
 187   for (i=0;i<MAX_JOYDEV;i++) {
 188     char        buf[MAX_PATH];
 189     struct JoyDev joydev = {0};
 190     int fd;
 191     int no_ff_check = 0;
 192     int j, buttons;
 193
 194     snprintf(buf,MAX_PATH,EVDEVPREFIX"%d",i);
 195     buf[MAX_PATH-1] = 0;
 196
 197     if ((fd=open(buf, O_RDWR))==-1) {
 198       fd = open(buf, O_RDONLY);
 199       no_ff_check = 1;
 200     }
 201
 202     if (fd!=-1) {
 203       if ((-1==ioctl(fd,EVIOCGBIT(0,sizeof(joydev.evbits)),joydev.evbits))) {
 204         perror("EVIOCGBIT 0");
 205         close(fd);
 206         continue;
 207       }
 208       if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(joydev.absbits)),joydev.absbits)) {
 209         perror("EVIOCGBIT EV_ABS");
 210         close(fd);
 211         continue;
 212       }
 213       if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(joydev.keybits)),joydev.keybits)) {
 214         perror("EVIOCGBIT EV_KEY");
 215         close(fd);
 216         continue;
 217       }
 218       /* A true joystick has at least axis X and Y, and at least 1
 219        * button. copied from linux/drivers/input/joydev.c */
 220       if (test_bit(joydev.absbits,ABS_X) && test_bit(joydev.absbits,ABS_Y) &&
 221           (   test_bit(joydev.keybits,BTN_TRIGGER)      ||
 222               test_bit(joydev.keybits,BTN_A)    ||
 223               test_bit(joydev.keybits,BTN_1)
 224           )
 225          ) {
 226
 227         joydev.device = strdup(buf);
 228
 229         if (-1!=ioctl(fd, EVIOCGNAME(MAX_PATH-1), buf)) {
 230           buf[MAX_PATH-1] = 0;
 231           joydev.name = strdup(buf);
 232         } else {
 233           joydev.name = joydev.device;
 234         }
 235
 236         joydev.guid = DInput_Wine_Joystick_Base_GUID;
 237         joydev.guid.Data3 += have_joydevs;
 238
 239         TRACE("Found a joystick on %s: %s (%s)\n",
 240             joydev.device, joydev.name,
 241             debugstr_guid(&joydev.guid)
 242             );
 243
 244 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 245         if (!no_ff_check) {
 246           if ((!test_bit(joydev.evbits,EV_FF))
 247               || (-1==ioctl(fd,EVIOCGBIT(EV_FF,sizeof(joydev.ffbits)),joydev.ffbits))
 248               || (-1==ioctl(fd,EVIOCGEFFECTS,&joydev.num_effects))
 249               || (joydev.num_effects <= 0)) {
 250             close(fd);
 251           } else {
 252             TRACE(" ... with force feedback\n");
 253             joydev.has_ff = 1;
 254           }
 255         }
 256 #endif
 257
 258         for (j=0;j<ABS_MAX;j++) {
 259           if (test_bit(joydev.absbits,j)) {
 260             if (-1!=ioctl(fd,EVIOCGABS(j),&(joydev.axes[j]))) {
 261               TRACE(" ... with axe %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 262                   j,
 263                   joydev.axes[j][AXE_ABS],
 264                   joydev.axes[j][AXE_ABSMIN],
 265                   joydev.axes[j][AXE_ABSMAX],
 266                   joydev.axes[j][AXE_ABSFUZZ],
 267                   joydev.axes[j][AXE_ABSFLAT]
 268                   );
 269               joydev.havemin[j] = joydev.axes[j][AXE_ABSMIN];
 270               joydev.havemax[j] = joydev.axes[j][AXE_ABSMAX];
 271             }
 272           }
 273         }
 274
 275         buttons = 0;
 276         for (j=0;j<KEY_MAX;j++) {
 277           if (test_bit(joydev.keybits,j)) {
 278             TRACE(" ... with button %d: %d\n", j, buttons);
 279             joydev.buttons[j] = 0x80 | buttons;
 280             buttons++;
 281           }
 282         }
 283
 284         if (have_joydevs==0) {
 285           joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 286         } else {
 287           HeapReAlloc(GetProcessHeap(), 0, joydevs, (1+have_joydevs) * sizeof(struct JoyDev));
 288         }
 289         memcpy(joydevs+have_joydevs, &joydev, sizeof(struct JoyDev));
 290         have_joydevs++;
 291       }
 292
 293       close(fd);
 294     }
 295   }
 296 }
 297
 298 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 299 {
 300   find_joydevs();
 301
 302   if (id >= have_joydevs) {
 303     return FALSE;
 304   }
 305
 306   if (!((dwDevType == 0) ||
 307         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 308         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 309     return FALSE;
 310
 311 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 312   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 313     return FALSE;
 314 #endif
 315
 316   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 317     lpddi->guidInstance = joydevs[id].guid;
 318     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 319
 320     lpddi->guidFFDriver = GUID_NULL;
 321     if (version >= 0x0800)
 322       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 323     else
 324       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 325
 326     strcpy(lpddi->tszInstanceName, joydevs[id].name);
 327     strcpy(lpddi->tszProductName, joydevs[id].device);
 328     return TRUE;
 329   }
 330   return FALSE;
 331 }
 332
 333 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 334 {
 335   find_joydevs();
 336
 337   if (id >= have_joydevs) {
 338     return -1;
 339   }
 340
 341   if (!((dwDevType == 0) ||
 342         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 0x0800)) ||
 343         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 344     return FALSE;
 345
 346 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 347   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 348     return FALSE;
 349 #endif
 350
 351   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 352     lpddi->guidInstance = joydevs[id].guid;
 353     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 354
 355     lpddi->guidFFDriver = GUID_NULL;
 356     if (version >= 0x0800)
 357       lpddi->dwDevType    = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 358     else
 359       lpddi->dwDevType    = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 360
 361     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 362     MultiByteToWideChar(CP_ACP, 0, joydevs[id].device, -1, lpddi->tszProductName, MAX_PATH);
 363     return TRUE;
 364   }
 365   return FALSE;
 366 }
 367
 368 static JoystickImpl *alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, struct JoyDev *joydev)
 369 {
 370   JoystickImpl* newDevice;
 371   int i;
 372
 373   newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickImpl));
 374   if (newDevice==NULL) {
 375     return NULL;
 376   }
 377
 378   newDevice->lpVtbl = jvt;
 379   newDevice->ref = 1;
 380   newDevice->joyfd = -1;
 381   newDevice->dinput = dinput;
 382   newDevice->joydev = joydev;
 383 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 384   newDevice->ff_state = FF_STATUS_STOPPED;
 385 #endif
 386   memcpy(&(newDevice->guid),rguid,sizeof(*rguid));
 387   for (i=0;i<ABS_MAX;i++) {
 388     /* apps expect the range to be the same they would get from the
 389      * GetProperty/range method */
 390     newDevice->wantmin[i] = newDevice->joydev->havemin[i];
 391     newDevice->wantmax[i] = newDevice->joydev->havemax[i];
 392     /* TODO:
 393      * direct input defines a default for the deadzone somewhere; but as long
 394      * as in map_axis the code for the dead zone is commented out its no
 395      * problem
 396      */
 397     newDevice->deadz[i]   =  0;
 398   }
 399   fake_current_js_state(newDevice);
 400
 401   /* wine uses DIJOYSTATE2 as it's internal format so copy
 402    * the already defined format c_dfDIJoystick2 */
 403   newDevice->df = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwSize);
 404   if (newDevice->df == 0)
 405     goto FAILED;
 406   CopyMemory(newDevice->df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 407
 408   /* copy default objects */
 409   newDevice->df->rgodf = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 410   if (newDevice->df->rgodf == 0)
 411     goto FAILED;
 412   CopyMemory(newDevice->df->rgodf,c_dfDIJoystick2.rgodf,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 413
 414   /* no do the same for the internal df */
 415   newDevice->internal_df = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwSize);
 416   if (newDevice->internal_df == 0)
 417     goto FAILED;
 418   CopyMemory(newDevice->internal_df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 419
 420   /* copy default objects */
 421   newDevice->internal_df->rgodf = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 422   if (newDevice->internal_df->rgodf == 0)
 423     goto FAILED;
 424   CopyMemory(newDevice->internal_df->rgodf,c_dfDIJoystick2.rgodf,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 425
 426   /* create an offsets array */
 427   newDevice->offsets = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,c_dfDIJoystick2.dwNumObjs*sizeof(int));
 428   if (newDevice->offsets == 0)
 429     goto FAILED;
 430
 431   calculate_ids(newDevice->internal_df);
 432
 433   /* create the default transform filter */
 434   newDevice->transform = create_DataFormat(newDevice->internal_df, newDevice->df, newDevice->offsets);
 435   calculate_ids(newDevice->df);
 436
 437   return newDevice;
 438
 439 FAILED:
 440   HeapFree(GetProcessHeap(),0,newDevice->df->rgodf);
 441   HeapFree(GetProcessHeap(),0,newDevice->df);
 442   HeapFree(GetProcessHeap(),0,newDevice->internal_df->rgodf);
 443   HeapFree(GetProcessHeap(),0,newDevice->internal_df);
 444   HeapFree(GetProcessHeap(),0,newDevice);
 445   return NULL;
 446 }
 447
 448 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 449 {
 450   int i;
 451
 452   find_joydevs();
 453
 454   for (i=0; i<have_joydevs; i++) {
 455     if (IsEqualGUID(&GUID_Joystick,rguid) ||
 456         IsEqualGUID(&joydevs[i].guid,rguid)
 457         ) {
 458       if ((riid == NULL) ||
 459           IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
 460           IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
 461           IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
 462           IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
 463         *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, &joydevs[i]);
 464         TRACE("Creating a Joystick device (%p)\n", *pdev);
 465         if (*pdev==0) {
 466           ERR("out of memory\n");
 467           return DIERR_OUTOFMEMORY;
 468         }
 469         return DI_OK;
 470       } else {
 471         return DIERR_NOINTERFACE;
 472       }
 473     }
 474   }
 475
 476   return DIERR_DEVICENOTREG;
 477 }
 478
 479
 480 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 481 {
 482   int i;
 483
 484   find_joydevs();
 485
 486   for (i=0; i<have_joydevs; i++) {
 487     if (IsEqualGUID(&GUID_Joystick,rguid) ||
 488         IsEqualGUID(&joydevs[i].guid,rguid)
 489         ) {
 490       if ((riid == NULL) ||
 491           IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
 492           IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
 493           IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
 494           IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
 495         *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, &joydevs[i]);
 496         TRACE("Creating a Joystick device (%p)\n", *pdev);
 497         if (*pdev==0) {
 498           ERR("out of memory\n");
 499           return DIERR_OUTOFMEMORY;
 500         }
 501         return DI_OK;
 502       } else {
 503         return DIERR_NOINTERFACE;
 504       }
 505     }
 506   }
 507
 508   return DIERR_DEVICENOTREG;
 509 }
 510
 511 const struct dinput_device joystick_linuxinput_device = {
 512   "Wine Linux-input joystick driver",
 513   joydev_enum_deviceA,
 514   joydev_enum_deviceW,
 515   joydev_create_deviceA,
 516   joydev_create_deviceW
 517 };
 518
 519 /******************************************************************************
 520  *      Joystick
 521  */
 522 static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
 523 {
 524         JoystickImpl *This = (JoystickImpl *)iface;
 525         ULONG ref;
 526
 527         ref = InterlockedDecrement(&(This->ref));
 528         if (ref)
 529                 return ref;
 530
 531         /* Reset the FF state, free all effects, etc */
 532         IDirectInputDevice8_SendForceFeedbackCommand(iface, DISFFC_RESET);
 533
 534         /* Free the data queue */
 535         HeapFree(GetProcessHeap(),0,This->data_queue);
 536
 537         /* Free the DataFormat */
 538         HeapFree(GetProcessHeap(), 0, This->df->rgodf);
 539         HeapFree(GetProcessHeap(), 0, This->df);
 540
 541         /* Free the offsets array */
 542         HeapFree(GetProcessHeap(),0,This->offsets);
 543
 544         /* release the data transform filter */
 545         release_DataFormat(This->transform);
 546
 547         HeapFree(GetProcessHeap(),0,This);
 548         return 0;
 549 }
 550
 551 /******************************************************************************
 552   *   SetDataFormat : the application can choose the format of the data
 553   *   the device driver sends back with GetDeviceState.
 554   */
 555 static HRESULT WINAPI JoystickAImpl_SetDataFormat(
 556         LPDIRECTINPUTDEVICE8A iface,LPCDIDATAFORMAT df
 557 )
 558 {
 559   JoystickImpl *This = (JoystickImpl *)iface;
 560
 561   TRACE("(this=%p,%p)\n",This,df);
 562
 563   if (df == NULL) {
 564     WARN("invalid pointer\n");
 565     return E_POINTER;
 566   }
 567
 568   if (df->dwSize != sizeof(*df)) {
 569     WARN("invalid argument\n");
 570     return DIERR_INVALIDPARAM;
 571   }
 572
 573   _dump_DIDATAFORMAT(df);
 574
 575   if (This->joyfd!=-1) {
 576     WARN("acquired\n");
 577     return DIERR_ACQUIRED;
 578   }
 579
 580   HeapFree(GetProcessHeap(),0,This->df->rgodf);
 581   HeapFree(GetProcessHeap(),0,This->df);
 582   release_DataFormat(This->transform);
 583
 584   /* Store the new data format */
 585   This->df = HeapAlloc(GetProcessHeap(),0,df->dwSize);
 586   if (This->df==NULL) {
 587     return DIERR_OUTOFMEMORY;
 588   }
 589   memcpy(This->df, df, df->dwSize);
 590   This->df->rgodf = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*df->dwObjSize);
 591   if (This->df->rgodf==NULL) {
 592     HeapFree(GetProcessHeap(), 0, This->df);
 593     return DIERR_OUTOFMEMORY;
 594   }
 595   memcpy(This->df->rgodf,df->rgodf,df->dwNumObjs*df->dwObjSize);
 596
 597   This->transform = create_DataFormat(This->internal_df, This->df, This->offsets);
 598   calculate_ids(This->df);
 599
 600   return DI_OK;
 601 }
 602
 603 /******************************************************************************
 604   *     Acquire : gets exclusive control of the joystick
 605   */
 606 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 607 {
 608     JoystickImpl *This = (JoystickImpl *)iface;
 609
 610     TRACE("(this=%p)\n",This);
 611     if (This->joyfd!=-1)
 612         return S_FALSE;
 613     if (This->df==NULL) {
 614       return DIERR_INVALIDPARAM;
 615     }
 616
 617     if (-1==(This->joyfd=open(This->joydev->device,O_RDWR))) {
 618       if (-1==(This->joyfd=open(This->joydev->device,O_RDONLY))) {
 619         /* Couldn't open the device at all */
 620         perror(This->joydev->device);
 621         return DIERR_NOTFOUND;
 622       } else {
 623         /* Couldn't open in r/w but opened in read-only. */
 624         WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 625       }
 626     }
 627
 628     return 0;
 629 }
 630
 631 /******************************************************************************
 632   *     Unacquire : frees the joystick
 633   */
 634 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 635 {
 636     JoystickImpl *This = (JoystickImpl *)iface;
 637
 638     TRACE("(this=%p)\n",This);
 639     if (This->joyfd!=-1) {
 640         close(This->joyfd);
 641         This->joyfd = -1;
 642         return DI_OK;
 643     }
 644     else
 645         return DI_NOEFFECT;
 646 }
 647
 648 /*
 649  * This maps the read value (from the input event) to a value in the
 650  * 'wanted' range. It also autodetects the possible range of the axe and
 651  * adapts values accordingly.
 652  */
 653 static int
 654 map_axis(JoystickImpl* This, int axis, int val) {
 655     int xmin = This->joydev->axes[axis][AXE_ABSMIN];
 656     int xmax = This->joydev->axes[axis][AXE_ABSMAX];
 657     int hmax = This->joydev->havemax[axis];
 658     int hmin = This->joydev->havemin[axis];
 659     int wmin = This->wantmin[axis];
 660     int wmax = This->wantmax[axis];
 661     int ret;
 662
 663     if (val > hmax) This->joydev->havemax[axis] = hmax = val;
 664     if (val < hmin) This->joydev->havemin[axis] = hmin = val;
 665
 666     if (xmin == xmax) return val;
 667
 668     /* map the value from the hmin-hmax range into the wmin-wmax range */
 669     ret = ((val-hmin) * (wmax-wmin)) / (hmax-hmin) + wmin;
 670
 671     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);
 672
 673 #if 0
 674     /* deadzone doesn't work comfortably enough right now. needs more testing*/
 675     if ((ret > -deadz/2 ) && (ret < deadz/2)) {
 676         FIXME("%d in deadzone, return mid.\n",val);
 677         return (wmax-wmin)/2+wmin;
 678     }
 679 #endif
 680     return ret;
 681 }
 682
 683 /*
 684  * set the current state of the js device as it would be with the middle
 685  * values on the axes
 686  */
 687 static void fake_current_js_state(JoystickImpl *ji)
 688 {
 689         int i;
 690         /* center the axes */
 691         ji->js.lX           = test_bit(ji->joydev->absbits, ABS_X)        ? map_axis(ji, ABS_X,        ji->joydev->axes[ABS_X       ][AXE_ABS]) : 0;
 692         ji->js.lY           = test_bit(ji->joydev->absbits, ABS_Y)        ? map_axis(ji, ABS_Y,        ji->joydev->axes[ABS_Y       ][AXE_ABS]) : 0;
 693         ji->js.lZ           = test_bit(ji->joydev->absbits, ABS_Z)        ? map_axis(ji, ABS_Z,        ji->joydev->axes[ABS_Z       ][AXE_ABS]) : 0;
 694         ji->js.lRx          = test_bit(ji->joydev->absbits, ABS_RX)       ? map_axis(ji, ABS_RX,       ji->joydev->axes[ABS_RX      ][AXE_ABS]) : 0;
 695         ji->js.lRy          = test_bit(ji->joydev->absbits, ABS_RY)       ? map_axis(ji, ABS_RY,       ji->joydev->axes[ABS_RY      ][AXE_ABS]) : 0;
 696         ji->js.lRz          = test_bit(ji->joydev->absbits, ABS_RZ)       ? map_axis(ji, ABS_RZ,       ji->joydev->axes[ABS_RZ      ][AXE_ABS]) : 0;
 697         ji->js.rglSlider[0] = test_bit(ji->joydev->absbits, ABS_THROTTLE) ? map_axis(ji, ABS_THROTTLE, ji->joydev->axes[ABS_THROTTLE][AXE_ABS]) : 0;
 698         ji->js.rglSlider[1] = test_bit(ji->joydev->absbits, ABS_RUDDER)   ? map_axis(ji, ABS_RUDDER,   ji->joydev->axes[ABS_RUDDER  ][AXE_ABS]) : 0;
 699         /* POV center is -1 */
 700         for (i=0; i<4; i++) {
 701                 ji->js.rgdwPOV[i] = -1;
 702         }
 703 }
 704
 705 /*
 706  * Maps an event value to a DX "clock" position:
 707  *           0
 708  * 27000    -1 9000
 709  *       18000
 710  */
 711 static DWORD map_pov(int event_value, int is_x)
 712 {
 713         DWORD ret = -1;
 714         if (is_x) {
 715                 if (event_value<0) {
 716                         ret = 27000;
 717                 } else if (event_value>0) {
 718                         ret = 9000;
 719                 }
 720         } else {
 721                 if (event_value<0) {
 722                         ret = 0;
 723                 } else if (event_value>0) {
 724                         ret = 18000;
 725                 }
 726         }
 727         return ret;
 728 }
 729
 730 static int find_property_offset(JoystickImpl *This, LPCDIPROPHEADER ph)
 731 {
 732   int i, ofs = -1;
 733   switch (ph->dwHow) {
 734     case DIPH_BYOFFSET:
 735       for (i=0; i<This->df->dwNumObjs; i++) {
 736         if (This->offsets[i]==ph->dwObj) {
 737           return i;
 738         }
 739       }
 740       break;
 741     case DIPH_BYID:
 742       for (i=0; i<This->df->dwNumObjs; i++) {
 743         if ((This->df->rgodf[i].dwType & 0x00ffffff) == (ph->dwObj & 0x00ffffff)) {
 744           ofs = This->df->rgodf[i].dwOfs;
 745           break;
 746         }
 747       }
 748       if (ofs!=-1) {
 749         for (i=0; i<This->df->dwNumObjs; i++) {
 750           if (This->offsets[i]==ofs) {
 751             return i;
 752           }
 753         }
 754       }
 755       break;
 756     default:
 757       FIXME("Unhandled ph->dwHow=='%04X'\n", (unsigned int)ph->dwHow);
 758   }
 759
 760   return -1;
 761 }
 762
 763 /* defines how the linux input system offset mappings into c_dfDIJoystick2 */
 764 static int
 765 lxinput_to_djoy2_offset( int ie_type, int ie_code )
 766 {
 767   switch (ie_type) {
 768     case EV_ABS:
 769       switch (ie_code) {
 770         case ABS_X:             return 0;
 771         case ABS_Y:             return 1;
 772         case ABS_Z:             return 2;
 773         case ABS_RX:            return 3;
 774         case ABS_RY:            return 4;
 775         case ABS_RZ:            return 5;
 776         case ABS_THROTTLE:      return 6;
 777         case ABS_RUDDER:        return 7;
 778         case ABS_HAT0X:
 779         case ABS_HAT0Y:         return 8;
 780         case ABS_HAT1X:
 781         case ABS_HAT1Y:         return 9;
 782         case ABS_HAT2X:
 783         case ABS_HAT2Y:         return 10;
 784         case ABS_HAT3X:
 785         case ABS_HAT3Y:         return 11;
 786         default:
 787           FIXME("Unhandled EV_ABS(0x%02X)\n", ie_code);
 788           return -1;
 789       }
 790     case EV_KEY:
 791       if (ie_code < 128) {
 792         return 12 + ie_code;
 793       } else {
 794         WARN("DX8 does not support more than 128 buttons\n");
 795       }
 796       return -1;
 797   }
 798   FIXME("Unhandled type(0x%02X)\n", ie_type);
 799   return -1;
 800 }
 801
 802 /* convert wine format offset to user format object index */
 803 static int offset_to_object(JoystickImpl *This, int offset)
 804 {
 805     int i;
 806
 807     for (i = 0; i < This->df->dwNumObjs; i++) {
 808         if (This->df->rgodf[i].dwOfs == offset)
 809             return i;
 810     }
 811
 812     return -1;
 813 }
 814
 815 static void calculate_ids(LPDIDATAFORMAT df)
 816 {
 817     int i;
 818     int axis = 0;
 819     int button = 0;
 820     int pov = 0;
 821     int axis_base;
 822     int pov_base;
 823     int button_base;
 824
 825     /* Make two passes over the format. The first counts the number
 826      * for each type and the second sets the id */
 827     for (i = 0; i < df->dwNumObjs; i++) {
 828         if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_AXIS)
 829             axis++;
 830         else if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_POV)
 831             pov++;
 832         else if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_BUTTON)
 833             button++;
 834     }
 835
 836     axis_base = 0;
 837     pov_base = axis;
 838     button_base = axis + pov;
 839
 840     axis = 0;
 841     button = 0;
 842     pov = 0;
 843
 844     for (i = 0; i < df->dwNumObjs; i++) {
 845         DWORD type = 0;
 846         if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_AXIS) {
 847             axis++;
 848             type = DIDFT_GETTYPE(df->rgodf[i].dwType) |
 849                 DIDFT_MAKEINSTANCE(axis + axis_base);
 850             TRACE("axis type = 0x%08lx\n", type);
 851         } else if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_POV) {
 852             pov++;
 853             type = DIDFT_GETTYPE(df->rgodf[i].dwType) |
 854                 DIDFT_MAKEINSTANCE(pov + pov_base);
 855             TRACE("POV type = 0x%08lx\n", type);
 856         } else if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_BUTTON) {
 857             button++;
 858             type = DIDFT_GETTYPE(df->rgodf[i].dwType) |
 859                 DIDFT_MAKEINSTANCE(button + button_base);
 860             TRACE("button type = 0x%08lx\n", type);
 861         }
 862         df->rgodf[i].dwType = type;
 863     }
 864 }
 865
 866 static void joy_polldev(JoystickImpl *This) {
 867     struct timeval tv;
 868     fd_set      readfds;
 869     struct      input_event ie;
 870     int         btn, offset;
 871
 872     if (This->joyfd==-1)
 873         return;
 874
 875     while (1) {
 876         memset(&tv,0,sizeof(tv));
 877         FD_ZERO(&readfds);
 878         FD_SET(This->joyfd,&readfds);
 879
 880         if (1>select(This->joyfd+1,&readfds,NULL,NULL,&tv))
 881             return;
 882
 883         /* we have one event, so we can read */
 884         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 885             return;
 886
 887         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 888         switch (ie.type) {
 889         case EV_KEY:    /* button */
 890             btn = This->joydev->buttons[ie.code];
 891             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 892             if (btn&0x80) {
 893               btn &= 0x7F;
 894               /* see if there is a mapping */
 895               offset = lxinput_to_djoy2_offset(ie.type, btn);
 896               if (offset==-1) {
 897                 return;
 898               }
 899               /* and see if there is an offset in the df */
 900               offset = This->offsets[offset];
 901               if (offset==-1) {
 902                 return;
 903               }
 904               This->js.rgbButtons[btn] = ie.value?0x80:0x00;
 905               GEN_EVENT(offset,This->js.rgbButtons[btn],ie.time.tv_usec,(This->dinput->evsequence)++);
 906             }
 907             break;
 908         case EV_ABS:
 909             /* see if there is a mapping */
 910             offset = lxinput_to_djoy2_offset(ie.type, ie.code);
 911             if (offset==-1) {
 912               return;
 913             }
 914             /* and see if there is an offset in the df */
 915             offset = This->offsets[offset];
 916             if (offset==-1) {
 917               return;
 918             }
 919             switch (ie.code) {
 920             case ABS_X:
 921                 This->js.lX = map_axis(This,ABS_X,ie.value);
 922                 GEN_EVENT(offset,This->js.lX,ie.time.tv_usec,(This->dinput->evsequence)++);
 923                 break;
 924             case ABS_Y:
 925                 This->js.lY = map_axis(This,ABS_Y,ie.value);
 926                 GEN_EVENT(offset,This->js.lY,ie.time.tv_usec,(This->dinput->evsequence)++);
 927                 break;
 928             case ABS_Z:
 929                 This->js.lZ = map_axis(This,ABS_Z,ie.value);
 930                 GEN_EVENT(offset,This->js.lZ,ie.time.tv_usec,(This->dinput->evsequence)++);
 931                 break;
 932             case ABS_RX:
 933                 This->js.lRx = map_axis(This,ABS_RX,ie.value);
 934                 GEN_EVENT(offset,This->js.lRx,ie.time.tv_usec,(This->dinput->evsequence)++);
 935                 break;
 936             case ABS_RY:
 937                 This->js.lRy = map_axis(This,ABS_RY,ie.value);
 938                 GEN_EVENT(offset,This->js.lRy,ie.time.tv_usec,(This->dinput->evsequence)++);
 939                 break;
 940             case ABS_RZ:
 941                 This->js.lRz = map_axis(This,ABS_RZ,ie.value);
 942                 GEN_EVENT(offset,This->js.lRz,ie.time.tv_usec,(This->dinput->evsequence)++);
 943                 break;
 944             case ABS_THROTTLE:
 945                 This->js.rglSlider[0] = map_axis(This,ABS_THROTTLE,ie.value);
 946                 GEN_EVENT(offset,This->js.rglSlider[0],ie.time.tv_usec,(This->dinput->evsequence)++);
 947                 break;
 948             case ABS_RUDDER:
 949                 This->js.rglSlider[1] = map_axis(This,ABS_RUDDER,ie.value);
 950                 GEN_EVENT(offset,This->js.rglSlider[1],ie.time.tv_usec,(This->dinput->evsequence)++);
 951                 break;
 952             case ABS_HAT0X:
 953             case ABS_HAT0Y:
 954                 This->js.rgdwPOV[0] = map_pov(ie.value,ie.code==ABS_HAT0X);
 955                 GEN_EVENT(offset,This->js.rgdwPOV[0],ie.time.tv_usec,(This->dinput->evsequence)++);
 956                 break;
 957             case ABS_HAT1X:
 958             case ABS_HAT1Y:
 959                 This->js.rgdwPOV[1] = map_pov(ie.value,ie.code==ABS_HAT1X);
 960                 GEN_EVENT(offset,This->js.rgdwPOV[1],ie.time.tv_usec,(This->dinput->evsequence)++);
 961                 break;
 962             case ABS_HAT2X:
 963             case ABS_HAT2Y:
 964                 This->js.rgdwPOV[2] = map_pov(ie.value,ie.code==ABS_HAT2X);
 965                 GEN_EVENT(offset,This->js.rgdwPOV[2],ie.time.tv_usec,(This->dinput->evsequence)++);
 966                 break;
 967             case ABS_HAT3X:
 968             case ABS_HAT3Y:
 969                 This->js.rgdwPOV[3] = map_pov(ie.value,ie.code==ABS_HAT3X);
 970                 GEN_EVENT(offset,This->js.rgdwPOV[3],ie.time.tv_usec,(This->dinput->evsequence)++);
 971                 break;
 972             default:
 973                 FIXME("unhandled joystick axe event (code %d, value %d)\n",ie.code,ie.value);
 974                 break;
 975             }
 976             break;
 977 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 978         case EV_FF_STATUS:
 979             This->ff_state = ie.value;
 980             break;
 981 #endif
 982 #ifdef EV_SYN
 983         case EV_SYN:
 984             /* there is nothing to do */
 985             break;
 986 #endif
 987         default:
 988             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 989             break;
 990         }
 991     }
 992 }
 993
 994 /******************************************************************************
 995   *     GetDeviceState : returns the "state" of the joystick.
 996   *
 997   */
 998 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 999         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
1000 ) {
1001     JoystickImpl *This = (JoystickImpl *)iface;
1002
1003     TRACE("(this=%p,0x%08lx,%p)\n",This,len,ptr);
1004
1005     if (This->joyfd==-1) {
1006         WARN("not acquired\n");
1007         return DIERR_NOTACQUIRED;
1008     }
1009
1010     joy_polldev(This);
1011
1012     /* convert and copy data to user supplied buffer */
1013     fill_DataFormat(ptr, &This->js, This->transform);
1014
1015     return DI_OK;
1016 }
1017
1018 /******************************************************************************
1019   *     GetDeviceData : gets buffered input data.
1020   */
1021 static HRESULT WINAPI JoystickAImpl_GetDeviceData(LPDIRECTINPUTDEVICE8A iface,
1022                                               DWORD dodsize,
1023                                               LPDIDEVICEOBJECTDATA dod,
1024                                               LPDWORD entries,
1025                                               DWORD flags
1026 ) {
1027   JoystickImpl *This = (JoystickImpl *)iface;
1028   DWORD len;
1029   int nqtail;
1030   HRESULT hr = DI_OK;
1031
1032   TRACE("(%p)->(dods=%ld,entries=%ld,fl=0x%08lx)\n",This,dodsize,*entries,flags);
1033
1034   if (This->joyfd==-!1) {
1035     WARN("not acquired\n");
1036     return DIERR_NOTACQUIRED;
1037   }
1038
1039   joy_polldev(This);
1040   if (flags & DIGDD_PEEK)
1041     FIXME("DIGDD_PEEK\n");
1042
1043   len = ((This->queue_head < This->queue_tail) ? This->queue_len : 0)
1044     + (This->queue_head - This->queue_tail);
1045   if (len > *entries)
1046     len = *entries;
1047
1048   if (dod == NULL) {
1049     if (len)
1050       TRACE("Application discarding %ld event(s).\n", len);
1051
1052     *entries = len;
1053     nqtail = This->queue_tail + len;
1054     while (nqtail >= This->queue_len)
1055       nqtail -= This->queue_len;
1056   } else {
1057     if (dodsize < sizeof(DIDEVICEOBJECTDATA_DX3)) {
1058       ERR("Wrong structure size !\n");
1059       return DIERR_INVALIDPARAM;
1060   }
1061
1062     if (len)
1063       TRACE("Application retrieving %ld event(s).\n", len);
1064
1065     *entries = 0;
1066     nqtail = This->queue_tail;
1067     while (len) {
1068       /* Copy the buffered data into the application queue */
1069       memcpy((char *)dod + *entries * dodsize, This->data_queue + nqtail, dodsize);
1070       /* Advance position */
1071       nqtail++;
1072       if (nqtail >= This->queue_len)
1073         nqtail -= This->queue_len;
1074       (*entries)++;
1075       len--;
1076     }
1077   }
1078
1079   if (This->overflow) {
1080     hr = DI_BUFFEROVERFLOW;
1081     if (!(flags & DIGDD_PEEK)) {
1082       This->overflow = FALSE;
1083     }
1084   }
1085
1086   if (!(flags & DIGDD_PEEK))
1087     This->queue_tail = nqtail;
1088
1089   return hr;
1090 }
1091
1092 /******************************************************************************
1093   *     SetProperty : change input device properties
1094   */
1095 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
1096                                             REFGUID rguid,
1097                                             LPCDIPROPHEADER ph)
1098 {
1099   JoystickImpl *This = (JoystickImpl *)iface;
1100
1101   if (!ph) {
1102     WARN("invalid argument\n");
1103     return DIERR_INVALIDPARAM;
1104   }
1105
1106   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
1107   TRACE("ph.dwSize = %ld, ph.dwHeaderSize =%ld, ph.dwObj = %ld, ph.dwHow= %ld\n",ph->dwSize, ph->dwHeaderSize,ph->dwObj,ph->dwHow);
1108
1109   if (!HIWORD(rguid)) {
1110     switch (LOWORD(rguid)) {
1111     case (DWORD) DIPROP_BUFFERSIZE: {
1112       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
1113
1114       TRACE("buffersize = %ld\n",pd->dwData);
1115       if (This->data_queue) {
1116         This->data_queue = HeapReAlloc(GetProcessHeap(),0, This->data_queue, pd->dwData * sizeof(DIDEVICEOBJECTDATA));
1117       } else {
1118         This->data_queue = HeapAlloc(GetProcessHeap(),0, pd->dwData * sizeof(DIDEVICEOBJECTDATA));
1119       }
1120       This->queue_head = 0;
1121       This->queue_tail = 0;
1122       This->queue_len  = pd->dwData;
1123       break;
1124     }
1125     case (DWORD)DIPROP_RANGE: {
1126       LPCDIPROPRANGE    pr = (LPCDIPROPRANGE)ph;
1127
1128       if (ph->dwHow == DIPH_DEVICE) {
1129         int i;
1130         TRACE("proprange(%ld,%ld) all\n",pr->lMin,pr->lMax);
1131         for (i = 0; i < This->df->dwNumObjs; i++) {
1132           This->wantmin[i] = pr->lMin;
1133           This->wantmax[i] = pr->lMax;
1134         }
1135       } else {
1136         int obj = find_property_offset(This, ph);
1137         TRACE("proprange(%ld,%ld) obj=%d\n",pr->lMin,pr->lMax,obj);
1138         if (obj >= 0) {
1139           This->wantmin[obj] = pr->lMin;
1140           This->wantmax[obj] = pr->lMax;
1141         }
1142       }
1143       fake_current_js_state(This);
1144       return DI_OK;
1145     }
1146     case (DWORD)DIPROP_DEADZONE: {
1147       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
1148       if (ph->dwHow == DIPH_DEVICE) {
1149         int i;
1150         TRACE("deadzone(%ld) all\n",pd->dwData);
1151         for (i = 0; i < This->df->dwNumObjs; i++) {
1152           This->deadz[i] = pd->dwData;
1153         }
1154       } else {
1155         int obj = find_property_offset(This, ph);
1156         TRACE("deadzone(%ld) obj=%d\n",pd->dwData,obj);
1157         if (obj >= 0) {
1158           This->deadz[obj] = pd->dwData;
1159         }
1160       }
1161       fake_current_js_state(This);
1162       return DI_OK;
1163     }
1164     default:
1165       FIXME("Unknown type %p (%s)\n",rguid,debugstr_guid(rguid));
1166       break;
1167     }
1168   }
1169   return 0;
1170 }
1171
1172 /******************************************************************************
1173   *     SetEventNotification : specifies event to be sent on state change
1174   */
1175 static HRESULT WINAPI JoystickAImpl_SetEventNotification(
1176         LPDIRECTINPUTDEVICE8A iface, HANDLE hnd
1177 ) {
1178     JoystickImpl *This = (JoystickImpl *)iface;
1179
1180     TRACE("(this=%p,%p)\n",This,hnd);
1181     This->hEvent = hnd;
1182     return DI_OK;
1183 }
1184
1185 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
1186         LPDIRECTINPUTDEVICE8A iface,
1187         LPDIDEVCAPS lpDIDevCaps)
1188 {
1189     JoystickImpl *This = (JoystickImpl *)iface;
1190     int         i,axes,buttons,povs;
1191
1192     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
1193
1194     if (!lpDIDevCaps) {
1195         WARN("invalid pointer\n");
1196         return E_POINTER;
1197     }
1198
1199     if (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) {
1200         WARN("invalid argument\n");
1201         return DIERR_INVALIDPARAM;
1202     }
1203
1204     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
1205     if (This->dinput->dwVersion >= 0x0800)
1206         lpDIDevCaps->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
1207     else
1208         lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
1209
1210     axes=0;
1211     for (i=0;i<ABS_MAX;i++) {
1212       if (!test_bit(This->joydev->absbits,i)) continue;
1213       switch (i) {
1214       case ABS_HAT0X: case ABS_HAT0Y:
1215       case ABS_HAT1X: case ABS_HAT1Y:
1216       case ABS_HAT2X: case ABS_HAT2Y:
1217       case ABS_HAT3X: case ABS_HAT3Y:
1218         /* will be handled as POV - see below */
1219         break;
1220       default:
1221         axes++;
1222       }
1223     }
1224     buttons=0;
1225     for (i=0;i<KEY_MAX;i++) if (test_bit(This->joydev->keybits,i)) buttons++;
1226     povs=0;
1227     for (i=0; i<4; i++) {
1228       if (test_bit(This->joydev->absbits,ABS_HAT0X+(i<<1)) && test_bit(This->joydev->absbits,ABS_HAT0Y+(i<<1))) {
1229         povs ++;
1230       }
1231     }
1232
1233     if (This->has_ff)
1234          lpDIDevCaps->dwFlags |= DIDC_FORCEFEEDBACK;
1235
1236     lpDIDevCaps->dwAxes = axes;
1237     lpDIDevCaps->dwButtons = buttons;
1238     lpDIDevCaps->dwPOVs = povs;
1239
1240     return DI_OK;
1241 }
1242
1243 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface) {
1244     JoystickImpl *This = (JoystickImpl *)iface;
1245     TRACE("(%p)\n",This);
1246
1247     if (This->joyfd==-1) {
1248       return DIERR_NOTACQUIRED;
1249     }
1250
1251     joy_polldev(This);
1252     return DI_OK;
1253 }
1254
1255 /******************************************************************************
1256   *     EnumObjects : enumerate the different buttons and axis...
1257   */
1258 static HRESULT WINAPI JoystickAImpl_EnumObjects(
1259         LPDIRECTINPUTDEVICE8A iface,
1260         LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback,
1261         LPVOID lpvRef,
1262         DWORD dwFlags)
1263 {
1264   JoystickImpl *This = (JoystickImpl *)iface;
1265   DIDEVICEOBJECTINSTANCEA ddoi;
1266   int user_offset, user_object;
1267
1268   TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags);
1269   if (TRACE_ON(dinput)) {
1270     TRACE("  - flags = ");
1271     _dump_EnumObjects_flags(dwFlags);
1272     TRACE("\n");
1273   }
1274
1275   /* Only the fields till dwFFMaxForce are relevant */
1276   ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce);
1277
1278   /* For the joystick, do as is done in the GetCapabilities function */
1279   /* FIXME: needs more items */
1280   if ((dwFlags == DIDFT_ALL) ||
1281       (dwFlags & DIDFT_AXIS)) {
1282     BYTE i;
1283
1284     for (i = 0; i < ABS_MAX; i++) {
1285       if (!test_bit(This->joydev->absbits,i)) continue;
1286
1287       switch (i) {
1288       case ABS_X:
1289         ddoi.guidType = GUID_XAxis;
1290         break;
1291       case ABS_Y:
1292         ddoi.guidType = GUID_YAxis;
1293         break;
1294       case ABS_Z:
1295         ddoi.guidType = GUID_ZAxis;
1296         break;
1297       case ABS_RX:
1298         ddoi.guidType = GUID_RxAxis;
1299         break;
1300       case ABS_RY:
1301         ddoi.guidType = GUID_RyAxis;
1302         break;
1303       case ABS_RZ:
1304         ddoi.guidType = GUID_RzAxis;
1305         break;
1306       case ABS_THROTTLE:
1307         ddoi.guidType = GUID_Slider;
1308         break;
1309       case ABS_RUDDER:
1310         ddoi.guidType = GUID_Slider;
1311         break;
1312       case ABS_HAT0X: case ABS_HAT0Y:
1313       case ABS_HAT1X: case ABS_HAT1Y:
1314       case ABS_HAT2X: case ABS_HAT2Y:
1315       case ABS_HAT3X: case ABS_HAT3Y:
1316         /* will be handled as POV - see below */
1317         continue;
1318       default:
1319         FIXME("unhandled abs axis 0x%02x, ignoring!\n",i);
1320         continue;
1321       }
1322       user_offset = lxinput_to_djoy2_offset(EV_ABS, i);
1323       if (user_offset == -1) {
1324         continue;
1325       }
1326       user_offset = This->offsets[user_offset];
1327       if (user_offset == -1) {
1328         continue;
1329       }
1330       user_object = offset_to_object(This, user_offset);
1331       ddoi.dwType = This->df->rgodf[user_object].dwType & 0x00ffffff;
1332       ddoi.dwOfs =  This->df->rgodf[user_object].dwOfs;
1333       /* Linux event force feedback supports only (and always) x and y axes */
1334       if (i == ABS_X || i == ABS_Y) {
1335         if (This->has_ff)
1336           ddoi.dwFlags |= DIDOI_FFACTUATOR;
1337       }
1338       sprintf(ddoi.tszName, "%d-Axis", i);
1339       _dump_OBJECTINSTANCEA(&ddoi);
1340       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) {
1341         return DI_OK;
1342       }
1343     }
1344   }
1345
1346   if ((dwFlags == DIDFT_ALL) ||
1347       (dwFlags & DIDFT_POV)) {
1348     int i;
1349     ddoi.guidType = GUID_POV;
1350     for (i=0; i<4; i++) {
1351       if (test_bit(This->joydev->absbits,ABS_HAT0X+(i<<1)) && test_bit(This->joydev->absbits,ABS_HAT0Y+(i<<1))) {
1352         user_offset = lxinput_to_djoy2_offset(EV_ABS, ABS_HAT0X+i);
1353         if (user_offset == -1) {
1354           continue;
1355         }
1356         user_offset = This->offsets[user_offset];
1357         if (user_offset == -1) {
1358           continue;
1359         }
1360         user_object = offset_to_object(This, user_offset);
1361         ddoi.dwType = This->df->rgodf[user_object].dwType & 0x00ffffff;
1362         ddoi.dwOfs =  This->df->rgodf[user_object].dwOfs;
1363         sprintf(ddoi.tszName, "%d-POV", i);
1364         _dump_OBJECTINSTANCEA(&ddoi);
1365         if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) {
1366           return DI_OK;
1367         }
1368       }
1369     }
1370   }
1371
1372   if ((dwFlags == DIDFT_ALL) ||
1373       (dwFlags & DIDFT_BUTTON)) {
1374     int i, btncount=0;
1375
1376     /*The DInput SDK says that GUID_Button is only for mouse buttons but well*/
1377
1378     ddoi.guidType = GUID_Button;
1379
1380     for (i = 0; i < KEY_MAX; i++) {
1381       if (!test_bit(This->joydev->keybits,i)) continue;
1382       user_offset = lxinput_to_djoy2_offset(EV_KEY, btncount);
1383       if (user_offset == -1) {
1384         continue;
1385       }
1386       user_offset = This->offsets[user_offset];
1387       if (user_offset == -1) {
1388         continue;
1389       }
1390       user_object = offset_to_object(This, user_offset);
1391       ddoi.dwType = This->df->rgodf[user_object].dwType & 0x00ffffff;
1392       ddoi.dwOfs =  This->df->rgodf[user_object].dwOfs;
1393       sprintf(ddoi.tszName, "%d-Button", btncount);
1394       btncount++;
1395       _dump_OBJECTINSTANCEA(&ddoi);
1396       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) {
1397         return DI_OK;
1398       }
1399     }
1400   }
1401
1402   return DI_OK;
1403 }
1404
1405 static HRESULT WINAPI JoystickWImpl_EnumObjects(LPDIRECTINPUTDEVICE8W iface,
1406                                                 LPDIENUMDEVICEOBJECTSCALLBACKW lpCallback,
1407                                                 LPVOID lpvRef,
1408                                                 DWORD dwFlags)
1409 {
1410   JoystickImpl *This = (JoystickImpl *)iface;
1411
1412   device_enumobjects_AtoWcb_data data;
1413
1414   data.lpCallBack = lpCallback;
1415   data.lpvRef = lpvRef;
1416
1417   return JoystickAImpl_EnumObjects((LPDIRECTINPUTDEVICE8A) This, (LPDIENUMDEVICEOBJECTSCALLBACKA) DIEnumDevicesCallbackAtoW, (LPVOID) &data, dwFlags);
1418 }
1419
1420 /******************************************************************************
1421   *     GetProperty : get input device properties
1422   */
1423 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
1424                                                 REFGUID rguid,
1425                                                 LPDIPROPHEADER pdiph)
1426 {
1427   JoystickImpl *This = (JoystickImpl *)iface;
1428
1429   TRACE("(this=%p,%s,%p)\n",
1430         iface, debugstr_guid(rguid), pdiph);
1431
1432   if (TRACE_ON(dinput))
1433     _dump_DIPROPHEADER(pdiph);
1434
1435   if (!HIWORD(rguid)) {
1436     switch (LOWORD(rguid)) {
1437     case (DWORD) DIPROP_BUFFERSIZE: {
1438       LPDIPROPDWORD     pd = (LPDIPROPDWORD)pdiph;
1439
1440       TRACE(" return buffersize = %d\n",This->queue_len);
1441       pd->dwData = This->queue_len;
1442       break;
1443     }
1444
1445     case (DWORD) DIPROP_RANGE: {
1446       LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
1447       int obj = find_property_offset(This, pdiph);
1448       if (obj >= 0) {
1449         pr->lMin = This->joydev->havemin[obj];
1450         pr->lMax = This->joydev->havemax[obj];
1451         TRACE("range(%ld, %ld) obj=%d\n", pr->lMin, pr->lMax, obj);
1452         return DI_OK;
1453       }
1454       break;
1455     }
1456
1457     default:
1458       FIXME("Unknown type %p (%s)\n",rguid,debugstr_guid(rguid));
1459       break;
1460     }
1461   }
1462
1463
1464   return DI_OK;
1465 }
1466
1467 /******************************************************************************
1468   *     CreateEffect - Create a new FF effect with the specified params
1469   */
1470 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
1471                                                  REFGUID rguid,
1472                                                  LPCDIEFFECT lpeff,
1473                                                  LPDIRECTINPUTEFFECT *ppdef,
1474                                                  LPUNKNOWN pUnkOuter)
1475 {
1476 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1477     EffectListItem* new = NULL;
1478     HRESULT retval = DI_OK;
1479 #endif
1480
1481     JoystickImpl* This = (JoystickImpl*)iface;
1482     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
1483
1484 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
1485     TRACE("not available (compiled w/o ff support)\n");
1486     *ppdef = NULL;
1487     return DI_OK;
1488 #else
1489
1490     new = malloc(sizeof(EffectListItem));
1491     new->next = This->top_effect;
1492     This->top_effect = new;
1493
1494     retval = linuxinput_create_effect(&(This->joyfd), rguid, &(new->ref));
1495     if (retval != DI_OK)
1496         return retval;
1497
1498     if (lpeff != NULL)
1499         retval = IDirectInputEffect_SetParameters(new->ref, lpeff, 0);
1500     if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
1501         return retval;
1502
1503     *ppdef = new->ref;
1504
1505     if (pUnkOuter != NULL)
1506         FIXME("Interface aggregation not implemented.\n");
1507
1508     return DI_OK;
1509
1510 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
1511 }
1512
1513 /*******************************************************************************
1514  *      EnumEffects - Enumerate available FF effects
1515  */
1516 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
1517                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
1518                                                 LPVOID pvRef,
1519                                                 DWORD dwEffType)
1520 {
1521 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1522     DIEFFECTINFOA dei; /* feif */
1523     DWORD type = DIEFT_GETTYPE(dwEffType);
1524     JoystickImpl* This = (JoystickImpl*)iface;
1525
1526     TRACE("(this=%p,%p,%ld) type=%ld\n", This, pvRef, dwEffType, type);
1527
1528     dei.dwSize = sizeof(DIEFFECTINFOA);
1529
1530     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1531         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1532         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1533         (*lpCallback)(&dei, pvRef);
1534     }
1535
1536     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1537         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1538         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1539             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1540             (*lpCallback)(&dei, pvRef);
1541         }
1542         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1543             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1544             (*lpCallback)(&dei, pvRef);
1545         }
1546         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1547             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1548             (*lpCallback)(&dei, pvRef);
1549         }
1550         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1551             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1552             (*lpCallback)(&dei, pvRef);
1553         }
1554         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1555             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1556             (*lpCallback)(&dei, pvRef);
1557         }
1558     }
1559
1560     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1561         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1562         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1563         (*lpCallback)(&dei, pvRef);
1564     }
1565
1566     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1567         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1568             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1569             (*lpCallback)(&dei, pvRef);
1570         }
1571         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1572             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1573             (*lpCallback)(&dei, pvRef);
1574         }
1575         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1576             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1577             (*lpCallback)(&dei, pvRef);
1578         }
1579         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1580             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1581             (*lpCallback)(&dei, pvRef);
1582         }
1583     }
1584
1585 #endif
1586
1587     return DI_OK;
1588 }
1589
1590 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1591                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1592                                                 LPVOID pvRef,
1593                                                 DWORD dwEffType)
1594 {
1595 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1596     /* seems silly to duplicate all this code but all the structures and functions
1597      * are actually different (A/W) */
1598     DIEFFECTINFOW dei; /* feif */
1599     DWORD type = DIEFT_GETTYPE(dwEffType);
1600     JoystickImpl* This = (JoystickImpl*)iface;
1601     int xfd = This->joyfd;
1602
1603     TRACE("(this=%p,%p,%ld) type=%ld fd=%d\n", This, pvRef, dwEffType, type, xfd);
1604
1605     dei.dwSize = sizeof(DIEFFECTINFOW);
1606
1607     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1608         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1609         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1610         (*lpCallback)(&dei, pvRef);
1611     }
1612
1613     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1614         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1615         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1616             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1617             (*lpCallback)(&dei, pvRef);
1618         }
1619         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1620             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1621             (*lpCallback)(&dei, pvRef);
1622         }
1623         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1624             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1625             (*lpCallback)(&dei, pvRef);
1626         }
1627         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1628             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1629             (*lpCallback)(&dei, pvRef);
1630         }
1631         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1632             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1633             (*lpCallback)(&dei, pvRef);
1634         }
1635     }
1636
1637     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1638         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1639         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1640         (*lpCallback)(&dei, pvRef);
1641     }
1642
1643     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1644         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1645             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1646             (*lpCallback)(&dei, pvRef);
1647         }
1648         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1649             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1650             (*lpCallback)(&dei, pvRef);
1651         }
1652         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1653             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1654             (*lpCallback)(&dei, pvRef);
1655         }
1656         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1657             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1658             (*lpCallback)(&dei, pvRef);
1659         }
1660     }
1661
1662     /* return to unaquired state if that's where it was */
1663     if (xfd == -1)
1664         IDirectInputDevice8_Unacquire(iface);
1665 #endif
1666
1667     return DI_OK;
1668 }
1669
1670 /*******************************************************************************
1671  *      GetEffectInfo - Get information about a particular effect
1672  */
1673 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1674                                                   LPDIEFFECTINFOA pdei,
1675                                                   REFGUID guid)
1676 {
1677     JoystickImpl* This = (JoystickImpl*)iface;
1678
1679     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1680
1681 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1682     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1683 #else
1684     return DI_OK;
1685 #endif
1686 }
1687
1688 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1689                                                   LPDIEFFECTINFOW pdei,
1690                                                   REFGUID guid)
1691 {
1692     JoystickImpl* This = (JoystickImpl*)iface;
1693
1694     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1695
1696 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1697     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1698 #else
1699     return DI_OK;
1700 #endif
1701 }
1702
1703 /*******************************************************************************
1704  *      GetForceFeedbackState - Get information about the device's FF state
1705  */
1706 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1707         LPDIRECTINPUTDEVICE8A iface,
1708         LPDWORD pdwOut)
1709 {
1710     JoystickImpl* This = (JoystickImpl*)iface;
1711
1712     TRACE("(this=%p,%p)\n", This, pdwOut);
1713
1714     (*pdwOut) = 0;
1715
1716 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1717     /* DIGFFS_STOPPED is the only mandatory flag to report */
1718     if (This->ff_state == FF_STATUS_STOPPED)
1719         (*pdwOut) |= DIGFFS_STOPPED;
1720 #endif
1721
1722     return DI_OK;
1723 }
1724
1725 /*******************************************************************************
1726  *      SendForceFeedbackCommand - Send a command to the device's FF system
1727  */
1728 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1729         LPDIRECTINPUTDEVICE8A iface,
1730         DWORD dwFlags)
1731 {
1732     JoystickImpl* This = (JoystickImpl*)iface;
1733     TRACE("(this=%p,%ld)\n", This, dwFlags);
1734
1735 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1736     if (dwFlags == DISFFC_STOPALL) {
1737         /* Stop all effects */
1738         EffectListItem* itr = This->top_effect;
1739         while (itr) {
1740             IDirectInputEffect_Stop(itr->ref);
1741             itr = itr->next;
1742         }
1743     } else if (dwFlags == DISFFC_RESET) {
1744         /* Stop, unload, release and free all effects */
1745         /* This returns the device to its "bare" state */
1746         while (This->top_effect) {
1747             EffectListItem* temp = This->top_effect;
1748             IDirectInputEffect_Stop(temp->ref);
1749             IDirectInputEffect_Unload(temp->ref);
1750             IDirectInputEffect_Release(temp->ref);
1751             This->top_effect = temp->next;
1752             free(temp);
1753         }
1754     } else if (dwFlags == DISFFC_PAUSE || dwFlags == DISFFC_CONTINUE) {
1755         FIXME("No support for Pause or Continue in linux\n");
1756     } else if (dwFlags == DISFFC_SETACTUATORSOFF
1757                 || dwFlags == DISFFC_SETACTUATORSON) {
1758         FIXME("No direct actuator control in linux\n");
1759     } else {
1760         FIXME("Unknown Force Feedback Command!\n");
1761         return DIERR_INVALIDPARAM;
1762     }
1763     return DI_OK;
1764 #else
1765     return DIERR_UNSUPPORTED;
1766 #endif
1767 }
1768
1769 /*******************************************************************************
1770  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1771  *              created for this device.
1772  */
1773 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1774         LPDIRECTINPUTDEVICE8A iface,
1775         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1776         LPVOID pvRef,
1777         DWORD dwFlags)
1778 {
1779     /* this function is safe to call on non-ff-enabled builds */
1780
1781     JoystickImpl* This = (JoystickImpl*)iface;
1782     EffectListItem* itr = This->top_effect;
1783     TRACE("(this=%p,%p,%p,%ld)\n", This, lpCallback, pvRef, dwFlags);
1784
1785     if (!lpCallback)
1786         return DIERR_INVALIDPARAM;
1787
1788     if (dwFlags != 0)
1789         FIXME("Flags specified, but no flags exist yet (DX9)!");
1790
1791     while (itr) {
1792         (*lpCallback)(itr->ref, pvRef);
1793         itr = itr->next;
1794     }
1795
1796     return DI_OK;
1797 }
1798
1799 static const IDirectInputDevice8AVtbl JoystickAvt =
1800 {
1801         IDirectInputDevice2AImpl_QueryInterface,
1802         IDirectInputDevice2AImpl_AddRef,
1803         JoystickAImpl_Release,
1804         JoystickAImpl_GetCapabilities,
1805         JoystickAImpl_EnumObjects,
1806         JoystickAImpl_GetProperty,
1807         JoystickAImpl_SetProperty,
1808         JoystickAImpl_Acquire,
1809         JoystickAImpl_Unacquire,
1810         JoystickAImpl_GetDeviceState,
1811         JoystickAImpl_GetDeviceData,
1812         JoystickAImpl_SetDataFormat,
1813         JoystickAImpl_SetEventNotification,
1814         IDirectInputDevice2AImpl_SetCooperativeLevel,
1815         IDirectInputDevice2AImpl_GetObjectInfo,
1816         IDirectInputDevice2AImpl_GetDeviceInfo,
1817         IDirectInputDevice2AImpl_RunControlPanel,
1818         IDirectInputDevice2AImpl_Initialize,
1819         JoystickAImpl_CreateEffect,
1820         JoystickAImpl_EnumEffects,
1821         JoystickAImpl_GetEffectInfo,
1822         JoystickAImpl_GetForceFeedbackState,
1823         JoystickAImpl_SendForceFeedbackCommand,
1824         JoystickAImpl_EnumCreatedEffectObjects,
1825         IDirectInputDevice2AImpl_Escape,
1826         JoystickAImpl_Poll,
1827         IDirectInputDevice2AImpl_SendDeviceData,
1828         IDirectInputDevice7AImpl_EnumEffectsInFile,
1829         IDirectInputDevice7AImpl_WriteEffectToFile,
1830         IDirectInputDevice8AImpl_BuildActionMap,
1831         IDirectInputDevice8AImpl_SetActionMap,
1832         IDirectInputDevice8AImpl_GetImageInfo
1833 };
1834
1835 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1836 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1837 #else
1838 # define XCAST(fun)     (void*)
1839 #endif
1840
1841 static const IDirectInputDevice8WVtbl JoystickWvt =
1842 {
1843         IDirectInputDevice2WImpl_QueryInterface,
1844         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1845         XCAST(Release)JoystickAImpl_Release,
1846         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
1847         JoystickWImpl_EnumObjects,
1848         XCAST(GetProperty)JoystickAImpl_GetProperty,
1849         XCAST(SetProperty)JoystickAImpl_SetProperty,
1850         XCAST(Acquire)JoystickAImpl_Acquire,
1851         XCAST(Unacquire)JoystickAImpl_Unacquire,
1852         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
1853         XCAST(GetDeviceData)JoystickAImpl_GetDeviceData,
1854         XCAST(SetDataFormat)JoystickAImpl_SetDataFormat,
1855         XCAST(SetEventNotification)JoystickAImpl_SetEventNotification,
1856         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1857         IDirectInputDevice2WImpl_GetObjectInfo,
1858         IDirectInputDevice2WImpl_GetDeviceInfo,
1859         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1860         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1861         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1862         JoystickWImpl_EnumEffects,
1863         JoystickWImpl_GetEffectInfo,
1864         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1865         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1866         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1867         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1868         XCAST(Poll)JoystickAImpl_Poll,
1869         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1870         IDirectInputDevice7WImpl_EnumEffectsInFile,
1871         IDirectInputDevice7WImpl_WriteEffectToFile,
1872         IDirectInputDevice8WImpl_BuildActionMap,
1873         IDirectInputDevice8WImpl_SetActionMap,
1874         IDirectInputDevice8WImpl_GetImageInfo
1875 };
1876 #undef XCAST
1877
1878 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1879
1880 const struct dinput_device joystick_linuxinput_device = {
1881   "Wine Linux-input joystick driver",
1882   NULL,
1883   NULL,
1884   NULL,
1885   NULL
1886 };
1887
1888 #endif  /* HAVE_CORRECT_LINUXINPUT_H */