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 <fcntl.h>
  38 #ifdef HAVE_SYS_IOCTL_H
  39 # include <sys/ioctl.h>
  40 #endif
  41 #include <errno.h>
  42 #ifdef HAVE_SYS_ERRNO_H
  43 # include <sys/errno.h>
  44 #endif
  45 #ifdef HAVE_LINUX_INPUT_H
  46 # include <linux/input.h>
  47 # undef SW_MAX
  48 # if defined(EVIOCGBIT) && defined(EV_ABS) && defined(BTN_PINKIE)
  49 #  define HAVE_CORRECT_LINUXINPUT_H
  50 # endif
  51 #endif
  52 #ifdef HAVE_SYS_POLL_H
  53 # include <sys/poll.h>
  54 #endif
  55
  56 #include "wine/debug.h"
  57 #include "wine/unicode.h"
  58 #include "windef.h"
  59 #include "winbase.h"
  60 #include "winerror.h"
  61 #include "winreg.h"
  62 #include "dinput.h"
  63
  64 #include "dinput_private.h"
  65 #include "device_private.h"
  66
  67 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  68
  69
  70 /*
  71  * Maps POV x & y event values to a DX "clock" position:
  72  *         0
  73  *   31500    4500
  74  * 27000  -1    9000
  75  *   22500   13500
  76  *       18000
  77  */
  78 DWORD joystick_map_pov(POINTL *p)
  79 {
  80     if (p->x > 0)
  81         return p->y < 0 ?  4500 : !p->y ?  9000 : 13500;
  82     else if (p->x < 0)
  83         return p->y < 0 ? 31500 : !p->y ? 27000 : 22500;
  84     else
  85         return p->y < 0 ?     0 : !p->y ?    -1 : 18000;
  86 }
  87
  88 /*
  89  * This maps the read value (from the input event) to a value in the
  90  * 'wanted' range.
  91  * Notes:
  92  *   Dead zone is in % multiplied by a 100 (range 0..10000)
  93  */
  94 LONG joystick_map_axis(ObjProps *props, int val)
  95 {
  96     LONG ret;
  97     LONG dead_zone = MulDiv( props->lDeadZone, props->lDevMax - props->lDevMin, 10000 );
  98     LONG dev_range = props->lDevMax - props->lDevMin - dead_zone;
  99
 100     /* Center input */
 101     val -= (props->lDevMin + props->lDevMax) / 2;
 102
 103     /* Remove dead zone */
 104     if (abs( val ) <= dead_zone / 2)
 105         val = 0;
 106     else
 107         val = val < 0 ? val + dead_zone / 2 : val - dead_zone / 2;
 108
 109     /* Scale and map the value from the device range into the required range */
 110     ret = MulDiv( val, props->lMax - props->lMin, dev_range ) +
 111           (props->lMin + props->lMax) / 2;
 112
 113     /* Clamp in case or rounding errors */
 114     if      (ret > props->lMax) ret = props->lMax;
 115     else if (ret < props->lMin) ret = props->lMin;
 116
 117     TRACE( "(%d <%d> %d) -> (%d <%d> %d): val=%d ret=%d\n",
 118            props->lDevMin, dead_zone, props->lDevMax,
 119            props->lMin, props->lDeadZone, props->lMax,
 120            val, ret );
 121
 122     return ret;
 123 }
 124
 125 #ifdef HAVE_CORRECT_LINUXINPUT_H
 126
 127 #define EVDEVPREFIX     "/dev/input/event"
 128
 129 /* Wine joystick driver object instances */
 130 #define WINE_JOYSTICK_MAX_AXES    8
 131 #define WINE_JOYSTICK_MAX_POVS    4
 132 #define WINE_JOYSTICK_MAX_BUTTONS 128
 133
 134 struct wine_input_absinfo {
 135     LONG value;
 136     LONG minimum;
 137     LONG maximum;
 138     LONG fuzz;
 139     LONG flat;
 140 };
 141
 142 typedef struct EffectListItem EffectListItem;
 143 struct EffectListItem
 144 {
 145         LPDIRECTINPUTEFFECT ref;
 146         struct EffectListItem* next;
 147 };
 148
 149 /* implemented in effect_linuxinput.c */
 150 HRESULT linuxinput_create_effect(int* fd, REFGUID rguid, LPDIRECTINPUTEFFECT* peff);
 151 HRESULT linuxinput_get_info_A(int fd, REFGUID rguid, LPDIEFFECTINFOA info);
 152 HRESULT linuxinput_get_info_W(int fd, REFGUID rguid, LPDIEFFECTINFOW info);
 153
 154 typedef struct JoystickImpl JoystickImpl;
 155 static const IDirectInputDevice8AVtbl JoystickAvt;
 156 static const IDirectInputDevice8WVtbl JoystickWvt;
 157
 158 struct JoyDev {
 159         char *device;
 160         char *name;
 161         GUID guid;
 162
 163         int has_ff;
 164         int num_effects;
 165
 166         /* data returned by EVIOCGBIT for caps, EV_ABS, EV_KEY, and EV_FF */
 167         BYTE                            evbits[(EV_MAX+7)/8];
 168         BYTE                            absbits[(ABS_MAX+7)/8];
 169         BYTE                            keybits[(KEY_MAX+7)/8];
 170         BYTE                            ffbits[(FF_MAX+7)/8];
 171
 172         /* data returned by the EVIOCGABS() ioctl */
 173         struct wine_input_absinfo       axes[ABS_MAX];
 174 };
 175
 176 struct JoystickImpl
 177 {
 178         struct IDirectInputDevice2AImpl base;
 179
 180         struct JoyDev                  *joydev;
 181
 182         /* joystick private */
 183         int                             joyfd;
 184
 185         DIJOYSTATE2                     js;
 186
 187         ObjProps                        props[ABS_MAX];
 188
 189         int                             axes[ABS_MAX];
 190         POINTL                          povs[4];
 191
 192         /* LUT for KEY_ to offset in rgbButtons */
 193         BYTE                            buttons[KEY_MAX];
 194
 195         DWORD                           numAxes;
 196         DWORD                           numPOVs;
 197         DWORD                           numButtons;
 198
 199         /* Force feedback variables */
 200         EffectListItem*                 top_effect;
 201         int                             ff_state;
 202 };
 203
 204 static void fake_current_js_state(JoystickImpl *ji);
 205 static void find_joydevs(void);
 206
 207 /* This GUID is slightly different from the linux joystick one. Take note. */
 208 static const GUID DInput_Wine_Joystick_Base_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf7 */
 209   0x9e573eda,
 210   0x7734,
 211   0x11d2,
 212   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 213 };
 214
 215 #define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
 216
 217 #define MAX_JOYDEV 64
 218
 219 static int have_joydevs = -1;
 220 static struct JoyDev *joydevs = NULL;
 221
 222 static void find_joydevs(void)
 223 {
 224   int i;
 225
 226   if (have_joydevs!=-1) {
 227     return;
 228   }
 229
 230   have_joydevs = 0;
 231
 232   for (i=0;i<MAX_JOYDEV;i++) {
 233     char        buf[MAX_PATH];
 234     struct JoyDev joydev = {0};
 235     int fd;
 236     int no_ff_check = 0;
 237     int j;
 238
 239     snprintf(buf,MAX_PATH,EVDEVPREFIX"%d",i);
 240     buf[MAX_PATH-1] = 0;
 241
 242     if ((fd=open(buf, O_RDWR))==-1) {
 243       fd = open(buf, O_RDONLY);
 244       no_ff_check = 1;
 245     }
 246
 247     if (fd!=-1) {
 248
 249       if ((-1==ioctl(fd,EVIOCGBIT(0,sizeof(joydev.evbits)),joydev.evbits))) {
 250         perror("EVIOCGBIT 0");
 251         close(fd);
 252         continue;
 253       }
 254       if (-1==ioctl(fd,EVIOCGBIT(EV_ABS,sizeof(joydev.absbits)),joydev.absbits)) {
 255         perror("EVIOCGBIT EV_ABS");
 256         close(fd);
 257         continue;
 258       }
 259       if (-1==ioctl(fd,EVIOCGBIT(EV_KEY,sizeof(joydev.keybits)),joydev.keybits)) {
 260         perror("EVIOCGBIT EV_KEY");
 261         close(fd);
 262         continue;
 263       }
 264       /* A true joystick has at least axis X and Y, and at least 1
 265        * button. copied from linux/drivers/input/joydev.c */
 266       if (test_bit(joydev.absbits,ABS_X) && test_bit(joydev.absbits,ABS_Y) &&
 267           (   test_bit(joydev.keybits,BTN_TRIGGER)      ||
 268               test_bit(joydev.keybits,BTN_A)    ||
 269               test_bit(joydev.keybits,BTN_1)
 270           )
 271          ) {
 272
 273         joydev.device = strdup(buf);
 274
 275         if (-1!=ioctl(fd, EVIOCGNAME(MAX_PATH-1), buf)) {
 276           buf[MAX_PATH-1] = 0;
 277           joydev.name = strdup(buf);
 278         } else {
 279           joydev.name = joydev.device;
 280         }
 281
 282         joydev.guid = DInput_Wine_Joystick_Base_GUID;
 283         joydev.guid.Data3 += have_joydevs;
 284
 285         TRACE("Found a joystick on %s: %s (%s)\n",
 286             joydev.device, joydev.name,
 287             debugstr_guid(&joydev.guid)
 288             );
 289
 290 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 291         if (!no_ff_check &&
 292             test_bit(joydev.evbits, EV_FF) &&
 293             ioctl(fd, EVIOCGBIT(EV_FF, sizeof(joydev.ffbits)), joydev.ffbits) != -1 &&
 294             ioctl(fd, EVIOCGEFFECTS, &joydev.num_effects) != -1 &&
 295             joydev.num_effects > 0)
 296         {
 297             TRACE(" ... with force feedback\n");
 298             joydev.has_ff = 1;
 299         }
 300 #endif
 301
 302         for (j=0;j<ABS_MAX;j++) {
 303           if (test_bit(joydev.absbits,j)) {
 304             if (-1!=ioctl(fd,EVIOCGABS(j),&(joydev.axes[j]))) {
 305               TRACE(" ... with axis %d: cur=%d, min=%d, max=%d, fuzz=%d, flat=%d\n",
 306                   j,
 307                   joydev.axes[j].value,
 308                   joydev.axes[j].minimum,
 309                   joydev.axes[j].maximum,
 310                   joydev.axes[j].fuzz,
 311                   joydev.axes[j].flat
 312                   );
 313             }
 314           }
 315         }
 316
 317         if (have_joydevs==0) {
 318           joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
 319         } else {
 320           HeapReAlloc(GetProcessHeap(), 0, joydevs, (1+have_joydevs) * sizeof(struct JoyDev));
 321         }
 322         memcpy(joydevs+have_joydevs, &joydev, sizeof(struct JoyDev));
 323         have_joydevs++;
 324       }
 325
 326       close(fd);
 327     }
 328   }
 329 }
 330
 331 static void fill_joystick_dideviceinstanceA(LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 332 {
 333     DWORD dwSize = lpddi->dwSize;
 334
 335     TRACE("%d %p\n", dwSize, lpddi);
 336     memset(lpddi, 0, dwSize);
 337
 338     lpddi->dwSize       = dwSize;
 339     lpddi->guidInstance = joydevs[id].guid;
 340     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 341     lpddi->guidFFDriver = GUID_NULL;
 342
 343     if (version >= 0x0800)
 344         lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 345     else
 346         lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 347
 348     strcpy(lpddi->tszInstanceName, joydevs[id].name);
 349     strcpy(lpddi->tszProductName, joydevs[id].device);
 350 }
 351
 352 static void fill_joystick_dideviceinstanceW(LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 353 {
 354     DWORD dwSize = lpddi->dwSize;
 355
 356     TRACE("%d %p\n", dwSize, lpddi);
 357     memset(lpddi, 0, dwSize);
 358
 359     lpddi->dwSize       = dwSize;
 360     lpddi->guidInstance = joydevs[id].guid;
 361     lpddi->guidProduct  = DInput_Wine_Joystick_Base_GUID;
 362     lpddi->guidFFDriver = GUID_NULL;
 363
 364     if (version >= 0x0800)
 365         lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 366     else
 367         lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 368
 369     MultiByteToWideChar(CP_ACP, 0, joydevs[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
 370     MultiByteToWideChar(CP_ACP, 0, joydevs[id].device, -1, lpddi->tszProductName, MAX_PATH);
 371 }
 372
 373 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 374 {
 375   find_joydevs();
 376
 377   if (id >= have_joydevs) {
 378     return FALSE;
 379   }
 380
 381   if (!((dwDevType == 0) ||
 382         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
 383         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 384     return FALSE;
 385
 386 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 387   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 388     return FALSE;
 389 #endif
 390
 391   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 392     fill_joystick_dideviceinstanceA(lpddi, version, id);
 393     return TRUE;
 394   }
 395   return FALSE;
 396 }
 397
 398 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 399 {
 400   find_joydevs();
 401
 402   if (id >= have_joydevs) {
 403     return FALSE;
 404   }
 405
 406   if (!((dwDevType == 0) ||
 407         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
 408         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))))
 409     return FALSE;
 410
 411 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
 412   if (dwFlags & DIEDFL_FORCEFEEDBACK)
 413     return FALSE;
 414 #endif
 415
 416   if (!(dwFlags & DIEDFL_FORCEFEEDBACK) || joydevs[id].has_ff) {
 417     fill_joystick_dideviceinstanceW(lpddi, version, id);
 418     return TRUE;
 419   }
 420   return FALSE;
 421 }
 422
 423 static JoystickImpl *alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, unsigned short index)
 424 {
 425     JoystickImpl* newDevice;
 426     LPDIDATAFORMAT df = NULL;
 427     int i, idx = 0;
 428     char buffer[MAX_PATH+16];
 429     HKEY hkey, appkey;
 430     LONG def_deadzone = 0;
 431
 432     newDevice = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(JoystickImpl));
 433     if (!newDevice) return NULL;
 434
 435     newDevice->base.lpVtbl = jvt;
 436     newDevice->base.ref    = 1;
 437     newDevice->base.guid   = *rguid;
 438     newDevice->base.dinput = dinput;
 439     newDevice->joyfd       = -1;
 440     newDevice->joydev      = &joydevs[index];
 441 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 442     newDevice->ff_state    = FF_STATUS_STOPPED;
 443 #endif
 444     InitializeCriticalSection(&newDevice->base.crit);
 445     newDevice->base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->base.crit");
 446
 447     /* get options */
 448     get_app_key(&hkey, &appkey);
 449
 450     if (!get_config_key(hkey, appkey, "DefaultDeadZone", buffer, MAX_PATH))
 451     {
 452         def_deadzone = atoi(buffer);
 453         TRACE("setting default deadzone to: %d\n", def_deadzone);
 454     }
 455     if (appkey) RegCloseKey(appkey);
 456     if (hkey) RegCloseKey(hkey);
 457
 458     /* Create copy of default data format */
 459     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto failed;
 460     memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 461     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 462
 463     /* Supported Axis & POVs should map 1-to-1 */
 464     for (i = 0; i < WINE_JOYSTICK_MAX_AXES; i++)
 465     {
 466         if (!test_bit(newDevice->joydev->absbits, i)) {
 467             newDevice->axes[i] = -1;
 468             continue;
 469         }
 470
 471         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i], df->dwObjSize);
 472         newDevice->axes[i] = idx;
 473         newDevice->props[idx].lDevMin = newDevice->joydev->axes[i].minimum;
 474         newDevice->props[idx].lDevMax = newDevice->joydev->axes[i].maximum;
 475         newDevice->props[idx].lMin    = 0;
 476         newDevice->props[idx].lMax    = 0xffff;
 477         newDevice->props[idx].lSaturation = 0;
 478         newDevice->props[idx].lDeadZone = def_deadzone;
 479
 480         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numAxes++) | DIDFT_ABSAXIS;
 481     }
 482
 483     for (i = 0; i < WINE_JOYSTICK_MAX_POVS; i++)
 484     {
 485         if (!test_bit(newDevice->joydev->absbits, ABS_HAT0X + i * 2) ||
 486             !test_bit(newDevice->joydev->absbits, ABS_HAT0Y + i * 2)) {
 487             newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = -1;
 488             continue;
 489         }
 490
 491         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i + WINE_JOYSTICK_MAX_AXES], df->dwObjSize);
 492         newDevice->axes[ABS_HAT0X + i * 2] = newDevice->axes[ABS_HAT0Y + i * 2] = i;
 493         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numPOVs++) | DIDFT_POV;
 494     }
 495
 496     /* Buttons can be anywhere, so check all */
 497     for (i = 0; i < KEY_MAX && newDevice->numButtons < WINE_JOYSTICK_MAX_BUTTONS; i++)
 498     {
 499         if (!test_bit(newDevice->joydev->keybits, i)) continue;
 500
 501         memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[newDevice->numButtons + WINE_JOYSTICK_MAX_AXES + WINE_JOYSTICK_MAX_POVS], df->dwObjSize);
 502         newDevice->buttons[i] = 0x80 | newDevice->numButtons;
 503         df->rgodf[idx  ].pguid = &GUID_Button;
 504         df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(newDevice->numButtons++) | DIDFT_PSHBUTTON;
 505     }
 506     df->dwNumObjs = idx;
 507
 508     fake_current_js_state(newDevice);
 509
 510     newDevice->base.data_format.wine_df = df;
 511     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->base.dinput);
 512     return newDevice;
 513
 514 failed:
 515     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 516     HeapFree(GetProcessHeap(), 0, df);
 517     HeapFree(GetProcessHeap(), 0, newDevice);
 518     return NULL;
 519 }
 520
 521 /******************************************************************************
 522   *     get_joystick_index : Get the joystick index from a given GUID
 523   */
 524 static unsigned short get_joystick_index(REFGUID guid)
 525 {
 526     GUID wine_joystick = DInput_Wine_Joystick_Base_GUID;
 527     GUID dev_guid = *guid;
 528
 529     wine_joystick.Data3 = 0;
 530     dev_guid.Data3 = 0;
 531
 532     /* for the standard joystick GUID use index 0 */
 533     if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
 534
 535     /* for the wine joystick GUIDs use the index stored in Data3 */
 536     if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3 - DInput_Wine_Joystick_Base_GUID.Data3;
 537
 538     return MAX_JOYDEV;
 539 }
 540
 541 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 542 {
 543     unsigned short index;
 544
 545     find_joydevs();
 546
 547     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 548         have_joydevs && index < have_joydevs)
 549     {
 550         if ((riid == NULL) ||
 551             IsEqualGUID(&IID_IDirectInputDeviceA,  riid) ||
 552             IsEqualGUID(&IID_IDirectInputDevice2A, riid) ||
 553             IsEqualGUID(&IID_IDirectInputDevice7A, riid) ||
 554             IsEqualGUID(&IID_IDirectInputDevice8A, riid))
 555         {
 556             *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput, index);
 557             TRACE("Created a Joystick device (%p)\n", *pdev);
 558
 559             if (*pdev == NULL)
 560             {
 561                 ERR("out of memory\n");
 562                 return DIERR_OUTOFMEMORY;
 563             }
 564             return DI_OK;
 565         }
 566
 567         WARN("no interface\n");
 568         return DIERR_NOINTERFACE;
 569     }
 570
 571     return DIERR_DEVICENOTREG;
 572 }
 573
 574
 575 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 576 {
 577     unsigned short index;
 578
 579     find_joydevs();
 580
 581     if ((index = get_joystick_index(rguid)) < MAX_JOYDEV &&
 582         have_joydevs && index < have_joydevs)
 583     {
 584         if ((riid == NULL) ||
 585             IsEqualGUID(&IID_IDirectInputDeviceW,  riid) ||
 586             IsEqualGUID(&IID_IDirectInputDevice2W, riid) ||
 587             IsEqualGUID(&IID_IDirectInputDevice7W, riid) ||
 588             IsEqualGUID(&IID_IDirectInputDevice8W, riid))
 589         {
 590             *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &JoystickWvt, dinput, index);
 591             TRACE("Created a Joystick device (%p)\n", *pdev);
 592
 593             if (*pdev == NULL)
 594             {
 595                 ERR("out of memory\n");
 596                 return DIERR_OUTOFMEMORY;
 597             }
 598             return DI_OK;
 599         }
 600         WARN("no interface\n");
 601         return DIERR_NOINTERFACE;
 602     }
 603
 604     WARN("invalid device GUID\n");
 605     return DIERR_DEVICENOTREG;
 606 }
 607
 608 const struct dinput_device joystick_linuxinput_device = {
 609   "Wine Linux-input joystick driver",
 610   joydev_enum_deviceA,
 611   joydev_enum_deviceW,
 612   joydev_create_deviceA,
 613   joydev_create_deviceW
 614 };
 615
 616 /******************************************************************************
 617   *     Acquire : gets exclusive control of the joystick
 618   */
 619 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 620 {
 621     JoystickImpl *This = (JoystickImpl *)iface;
 622     HRESULT res;
 623
 624     TRACE("(this=%p)\n",This);
 625
 626     res = IDirectInputDevice2AImpl_Acquire(iface);
 627     if (res==DI_OK) {
 628       if (-1==(This->joyfd=open(This->joydev->device,O_RDWR))) {
 629         if (-1==(This->joyfd=open(This->joydev->device,O_RDONLY))) {
 630           /* Couldn't open the device at all */
 631           perror(This->joydev->device);
 632           IDirectInputDevice2AImpl_Unacquire(iface);
 633           return DIERR_NOTFOUND;
 634         } else {
 635           /* Couldn't open in r/w but opened in read-only. */
 636           WARN("Could not open %s in read-write mode.  Force feedback will be disabled.\n", This->joydev->device);
 637         }
 638       }
 639     }
 640
 641     return res;
 642 }
 643
 644 /******************************************************************************
 645   *     Unacquire : frees the joystick
 646   */
 647 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 648 {
 649     JoystickImpl *This = (JoystickImpl *)iface;
 650     HRESULT res;
 651
 652     TRACE("(this=%p)\n",This);
 653     res = IDirectInputDevice2AImpl_Unacquire(iface);
 654     if (res==DI_OK && This->joyfd!=-1) {
 655       close(This->joyfd);
 656       This->joyfd = -1;
 657     }
 658     return res;
 659 }
 660
 661 /*
 662  * set the current state of the js device as it would be with the middle
 663  * values on the axes
 664  */
 665 #define CENTER_AXIS(a) \
 666     (ji->axes[a] == -1 ? 0 : joystick_map_axis( &ji->props[ji->axes[a]], \
 667                                                 ji->joydev->axes[a].value ))
 668 static void fake_current_js_state(JoystickImpl *ji)
 669 {
 670     int i;
 671
 672     /* center the axes */
 673     ji->js.lX           = CENTER_AXIS(ABS_X);
 674     ji->js.lY           = CENTER_AXIS(ABS_Y);
 675     ji->js.lZ           = CENTER_AXIS(ABS_Z);
 676     ji->js.lRx          = CENTER_AXIS(ABS_RX);
 677     ji->js.lRy          = CENTER_AXIS(ABS_RY);
 678     ji->js.lRz          = CENTER_AXIS(ABS_RZ);
 679     ji->js.rglSlider[0] = CENTER_AXIS(ABS_THROTTLE);
 680     ji->js.rglSlider[1] = CENTER_AXIS(ABS_RUDDER);
 681
 682     /* POV center is -1 */
 683     for (i = 0; i < 4; i++)
 684         ji->js.rgdwPOV[i] = -1;
 685 }
 686 #undef CENTER_AXIS
 687
 688 /* convert wine format offset to user format object index */
 689 static void joy_polldev(JoystickImpl *This)
 690 {
 691     struct pollfd plfd;
 692     struct input_event ie;
 693
 694     if (This->joyfd==-1)
 695         return;
 696
 697     while (1)
 698     {
 699         LONG value = 0;
 700         int inst_id = -1;
 701
 702         plfd.fd = This->joyfd;
 703         plfd.events = POLLIN;
 704
 705         if (poll(&plfd,1,0) != 1)
 706             return;
 707
 708         /* we have one event, so we can read */
 709         if (sizeof(ie)!=read(This->joyfd,&ie,sizeof(ie)))
 710             return;
 711
 712         TRACE("input_event: type %d, code %d, value %d\n",ie.type,ie.code,ie.value);
 713         switch (ie.type) {
 714         case EV_KEY:    /* button */
 715         {
 716             int btn = This->buttons[ie.code];
 717
 718             TRACE("(%p) %d -> %d\n", This, ie.code, btn);
 719             if (btn & 0x80)
 720             {
 721                 btn &= 0x7F;
 722                 inst_id = DIDFT_MAKEINSTANCE(btn) | DIDFT_PSHBUTTON;
 723                 This->js.rgbButtons[btn] = value = ie.value ? 0x80 : 0x00;
 724             }
 725             break;
 726         }
 727         case EV_ABS:
 728         {
 729             int axis = This->axes[ie.code];
 730             if (axis==-1) {
 731                 break;
 732             }
 733             inst_id = DIDFT_MAKEINSTANCE(axis) | (ie.code < ABS_HAT0X ? DIDFT_ABSAXIS : DIDFT_POV);
 734             value = joystick_map_axis(&This->props[id_to_object(This->base.data_format.wine_df, inst_id)], ie.value);
 735
 736             switch (ie.code) {
 737             case ABS_X:         This->js.lX  = value; break;
 738             case ABS_Y:         This->js.lY  = value; break;
 739             case ABS_Z:         This->js.lZ  = value; break;
 740             case ABS_RX:        This->js.lRx = value; break;
 741             case ABS_RY:        This->js.lRy = value; break;
 742             case ABS_RZ:        This->js.lRz = value; break;
 743             case ABS_THROTTLE:  This->js.rglSlider[0] = value; break;
 744             case ABS_RUDDER:    This->js.rglSlider[1] = value; break;
 745             case ABS_HAT0X: case ABS_HAT0Y: case ABS_HAT1X: case ABS_HAT1Y:
 746             case ABS_HAT2X: case ABS_HAT2Y: case ABS_HAT3X: case ABS_HAT3Y:
 747             {
 748                 int idx = (ie.code - ABS_HAT0X) / 2;
 749
 750                 if (ie.code % 2)
 751                     This->povs[idx].y = ie.value;
 752                 else
 753                     This->povs[idx].x = ie.value;
 754
 755                 This->js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
 756                 break;
 757             }
 758             default:
 759                 FIXME("unhandled joystick axis event (code %d, value %d)\n",ie.code,ie.value);
 760             }
 761             break;
 762         }
 763 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
 764         case EV_FF_STATUS:
 765             This->ff_state = ie.value;
 766             break;
 767 #endif
 768 #ifdef EV_SYN
 769         case EV_SYN:
 770             /* there is nothing to do */
 771             break;
 772 #endif
 773         default:
 774             FIXME("joystick cannot handle type %d event (code %d)\n",ie.type,ie.code);
 775             break;
 776         }
 777         if (inst_id >= 0)
 778             queue_event((LPDIRECTINPUTDEVICE8A)This,
 779                         id_to_offset(&This->base.data_format, inst_id),
 780                         value, ie.time.tv_usec, This->base.dinput->evsequence++);
 781     }
 782 }
 783
 784 /******************************************************************************
 785   *     GetDeviceState : returns the "state" of the joystick.
 786   *
 787   */
 788 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 789         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 790 ) {
 791     JoystickImpl *This = (JoystickImpl *)iface;
 792
 793     TRACE("(this=%p,0x%08x,%p)\n", This, len, ptr);
 794
 795     if (!This->base.acquired)
 796     {
 797         WARN("not acquired\n");
 798         return DIERR_NOTACQUIRED;
 799     }
 800
 801     joy_polldev(This);
 802
 803     /* convert and copy data to user supplied buffer */
 804     fill_DataFormat(ptr, &This->js, &This->base.data_format);
 805
 806     return DI_OK;
 807 }
 808
 809 /******************************************************************************
 810   *     SetProperty : change input device properties
 811   */
 812 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
 813                                             REFGUID rguid,
 814                                             LPCDIPROPHEADER ph)
 815 {
 816   JoystickImpl *This = (JoystickImpl *)iface;
 817
 818   if (!ph) {
 819     WARN("invalid argument\n");
 820     return DIERR_INVALIDPARAM;
 821   }
 822
 823   TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
 824   TRACE("ph.dwSize = %d, ph.dwHeaderSize =%d, ph.dwObj = %d, ph.dwHow= %d\n",
 825         ph->dwSize, ph->dwHeaderSize, ph->dwObj, ph->dwHow);
 826
 827   if (!HIWORD(rguid)) {
 828     switch (LOWORD(rguid)) {
 829     case (DWORD)DIPROP_RANGE: {
 830       LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph;
 831
 832       if (ph->dwHow == DIPH_DEVICE) {
 833         int i;
 834         TRACE("proprange(%d,%d) all\n", pr->lMin, pr->lMax);
 835         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 836           /* Scale dead-zone */
 837           This->props[i].lDeadZone = MulDiv(This->props[i].lDeadZone, pr->lMax - pr->lMin,
 838                                             This->props[i].lMax - This->props[i].lMin);
 839           This->props[i].lMin = pr->lMin;
 840           This->props[i].lMax = pr->lMax;
 841         }
 842       } else {
 843         int obj = find_property(&This->base.data_format, ph);
 844
 845         TRACE("proprange(%d,%d) obj=%d\n", pr->lMin, pr->lMax, obj);
 846         if (obj >= 0) {
 847           /* Scale dead-zone */
 848           This->props[obj].lDeadZone = MulDiv(This->props[obj].lDeadZone, pr->lMax - pr->lMin,
 849                                               This->props[obj].lMax - This->props[obj].lMin);
 850           This->props[obj].lMin = pr->lMin;
 851           This->props[obj].lMax = pr->lMax;
 852         }
 853       }
 854       fake_current_js_state(This);
 855       break;
 856     }
 857     case (DWORD)DIPROP_DEADZONE: {
 858       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 859       if (ph->dwHow == DIPH_DEVICE) {
 860         int i;
 861         TRACE("deadzone(%d) all\n", pd->dwData);
 862         for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
 863           This->props[i].lDeadZone = pd->dwData;
 864         }
 865       } else {
 866         int obj = find_property(&This->base.data_format, ph);
 867
 868         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 869         if (obj >= 0) {
 870           This->props[obj].lDeadZone = pd->dwData;
 871         }
 872       }
 873       fake_current_js_state(This);
 874       break;
 875     }
 876     case (DWORD)DIPROP_CALIBRATIONMODE: {
 877       LPCDIPROPDWORD    pd = (LPCDIPROPDWORD)ph;
 878       FIXME("DIPROP_CALIBRATIONMODE(%d)\n", pd->dwData);
 879       break;
 880     }
 881     case (DWORD)DIPROP_AUTOCENTER: {
 882       LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
 883
 884       FIXME("DIPROP_AUTOCENTER(%d)\n", pd->dwData);
 885       break;
 886     }
 887     default:
 888       return IDirectInputDevice2AImpl_SetProperty(iface, rguid, ph);
 889     }
 890   }
 891   return DI_OK;
 892 }
 893
 894 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
 895         LPDIRECTINPUTDEVICE8A iface,
 896         LPDIDEVCAPS lpDIDevCaps)
 897 {
 898     JoystickImpl *This = (JoystickImpl *)iface;
 899
 900     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
 901
 902     if (!lpDIDevCaps) {
 903         WARN("invalid pointer\n");
 904         return E_POINTER;
 905     }
 906
 907     if (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) {
 908         WARN("invalid argument\n");
 909         return DIERR_INVALIDPARAM;
 910     }
 911
 912     lpDIDevCaps->dwFlags        = DIDC_ATTACHED;
 913     if (This->base.dinput->dwVersion >= 0x0800)
 914         lpDIDevCaps->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 915     else
 916         lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 917
 918     if (This->joydev->has_ff)
 919          lpDIDevCaps->dwFlags |= DIDC_FORCEFEEDBACK;
 920
 921     lpDIDevCaps->dwAxes = This->numAxes;
 922     lpDIDevCaps->dwButtons = This->numButtons;
 923     lpDIDevCaps->dwPOVs = This->numPOVs;
 924
 925     return DI_OK;
 926 }
 927
 928 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface)
 929 {
 930     JoystickImpl *This = (JoystickImpl *)iface;
 931
 932     TRACE("(%p)\n",This);
 933
 934     if (!This->base.acquired)
 935         return DIERR_NOTACQUIRED;
 936
 937     joy_polldev(This);
 938     return DI_OK;
 939 }
 940
 941 /******************************************************************************
 942   *     GetProperty : get input device properties
 943   */
 944 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 945                                                 REFGUID rguid,
 946                                                 LPDIPROPHEADER pdiph)
 947 {
 948     JoystickImpl *This = (JoystickImpl *)iface;
 949
 950     TRACE("(this=%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
 951     _dump_DIPROPHEADER(pdiph);
 952
 953     if (HIWORD(rguid)) return DI_OK;
 954
 955     switch (LOWORD(rguid)) {
 956     case (DWORD) DIPROP_RANGE:
 957     {
 958         LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
 959         int obj = find_property(&This->base.data_format, pdiph);
 960
 961         if (obj < 0) return DIERR_OBJECTNOTFOUND;
 962
 963         pr->lMin = This->props[obj].lMin;
 964         pr->lMax = This->props[obj].lMax;
 965         TRACE("range(%d, %d) obj=%d\n", pr->lMin, pr->lMax, obj);
 966         break;
 967     }
 968     case (DWORD) DIPROP_DEADZONE:
 969     {
 970         LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
 971         int obj = find_property(&This->base.data_format, pdiph);
 972
 973         if (obj < 0) return DIERR_OBJECTNOTFOUND;
 974
 975         pd->dwData = This->props[obj].lDeadZone;
 976         TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
 977         break;
 978     }
 979
 980     default:
 981         return IDirectInputDevice2AImpl_GetProperty(iface, rguid, pdiph);
 982     }
 983
 984     return DI_OK;
 985 }
 986
 987 /******************************************************************************
 988   *     GetObjectInfo : get information about a device object such as a button
 989   *                     or axis
 990   */
 991 static HRESULT WINAPI JoystickWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
 992         LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
 993 {
 994     static const WCHAR axisW[] = {'A','x','i','s',' ','%','d',0};
 995     static const WCHAR povW[] = {'P','O','V',' ','%','d',0};
 996     static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
 997     HRESULT res;
 998
 999     res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
1000     if (res != DI_OK) return res;
1001
1002     if      (pdidoi->dwType & DIDFT_AXIS)
1003         sprintfW(pdidoi->tszName, axisW, DIDFT_GETINSTANCE(pdidoi->dwType));
1004     else if (pdidoi->dwType & DIDFT_POV)
1005         sprintfW(pdidoi->tszName, povW, DIDFT_GETINSTANCE(pdidoi->dwType));
1006     else if (pdidoi->dwType & DIDFT_BUTTON)
1007         sprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType));
1008
1009     _dump_OBJECTINSTANCEW(pdidoi);
1010     return res;
1011 }
1012
1013 static HRESULT WINAPI JoystickAImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
1014         LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
1015 {
1016     HRESULT res;
1017     DIDEVICEOBJECTINSTANCEW didoiW;
1018     DWORD dwSize = pdidoi->dwSize;
1019
1020     didoiW.dwSize = sizeof(didoiW);
1021     res = JoystickWImpl_GetObjectInfo((LPDIRECTINPUTDEVICE8W)iface, &didoiW, dwObj, dwHow);
1022     if (res != DI_OK) return res;
1023
1024     memset(pdidoi, 0, pdidoi->dwSize);
1025     memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
1026     pdidoi->dwSize = dwSize;
1027     WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
1028                         sizeof(pdidoi->tszName), NULL, NULL);
1029
1030     return res;
1031 }
1032
1033 /******************************************************************************
1034   *     CreateEffect - Create a new FF effect with the specified params
1035   */
1036 static HRESULT WINAPI JoystickAImpl_CreateEffect(LPDIRECTINPUTDEVICE8A iface,
1037                                                  REFGUID rguid,
1038                                                  LPCDIEFFECT lpeff,
1039                                                  LPDIRECTINPUTEFFECT *ppdef,
1040                                                  LPUNKNOWN pUnkOuter)
1041 {
1042 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1043     EffectListItem* new = NULL;
1044     HRESULT retval = DI_OK;
1045 #endif
1046
1047     JoystickImpl* This = (JoystickImpl*)iface;
1048     TRACE("(this=%p,%p,%p,%p,%p)\n", This, rguid, lpeff, ppdef, pUnkOuter);
1049
1050 #ifndef HAVE_STRUCT_FF_EFFECT_DIRECTION
1051     TRACE("not available (compiled w/o ff support)\n");
1052     *ppdef = NULL;
1053     return DI_OK;
1054 #else
1055
1056     new = HeapAlloc(GetProcessHeap(), 0, sizeof(EffectListItem));
1057     new->next = This->top_effect;
1058     This->top_effect = new;
1059
1060     retval = linuxinput_create_effect(&(This->joyfd), rguid, &(new->ref));
1061     if (retval != DI_OK)
1062         return retval;
1063
1064     if (lpeff != NULL)
1065         retval = IDirectInputEffect_SetParameters(new->ref, lpeff, 0);
1066     if (retval != DI_OK && retval != DI_DOWNLOADSKIPPED)
1067         return retval;
1068
1069     *ppdef = new->ref;
1070
1071     if (pUnkOuter != NULL)
1072         FIXME("Interface aggregation not implemented.\n");
1073
1074     return DI_OK;
1075
1076 #endif /* HAVE_STRUCT_FF_EFFECT_DIRECTION */
1077 }
1078
1079 /*******************************************************************************
1080  *      EnumEffects - Enumerate available FF effects
1081  */
1082 static HRESULT WINAPI JoystickAImpl_EnumEffects(LPDIRECTINPUTDEVICE8A iface,
1083                                                 LPDIENUMEFFECTSCALLBACKA lpCallback,
1084                                                 LPVOID pvRef,
1085                                                 DWORD dwEffType)
1086 {
1087 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1088     DIEFFECTINFOA dei; /* feif */
1089     DWORD type = DIEFT_GETTYPE(dwEffType);
1090     JoystickImpl* This = (JoystickImpl*)iface;
1091
1092     TRACE("(this=%p,%p,%d) type=%d\n", This, pvRef, dwEffType, type);
1093
1094     dei.dwSize = sizeof(DIEFFECTINFOA);
1095
1096     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1097         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1098         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1099         (*lpCallback)(&dei, pvRef);
1100     }
1101
1102     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1103         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1104         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1105             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1106             (*lpCallback)(&dei, pvRef);
1107         }
1108         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1109             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1110             (*lpCallback)(&dei, pvRef);
1111         }
1112         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1113             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1114             (*lpCallback)(&dei, pvRef);
1115         }
1116         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1117             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1118             (*lpCallback)(&dei, pvRef);
1119         }
1120         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1121             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1122             (*lpCallback)(&dei, pvRef);
1123         }
1124     }
1125
1126     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1127         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1128         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1129         (*lpCallback)(&dei, pvRef);
1130     }
1131
1132     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1133         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1134             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1135             (*lpCallback)(&dei, pvRef);
1136         }
1137         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1138             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1139             (*lpCallback)(&dei, pvRef);
1140         }
1141         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1142             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1143             (*lpCallback)(&dei, pvRef);
1144         }
1145         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1146             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1147             (*lpCallback)(&dei, pvRef);
1148         }
1149     }
1150
1151 #endif
1152
1153     return DI_OK;
1154 }
1155
1156 static HRESULT WINAPI JoystickWImpl_EnumEffects(LPDIRECTINPUTDEVICE8W iface,
1157                                                 LPDIENUMEFFECTSCALLBACKW lpCallback,
1158                                                 LPVOID pvRef,
1159                                                 DWORD dwEffType)
1160 {
1161 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1162     /* seems silly to duplicate all this code but all the structures and functions
1163      * are actually different (A/W) */
1164     DIEFFECTINFOW dei; /* feif */
1165     DWORD type = DIEFT_GETTYPE(dwEffType);
1166     JoystickImpl* This = (JoystickImpl*)iface;
1167     int xfd = This->joyfd;
1168
1169     TRACE("(this=%p,%p,%d) type=%d fd=%d\n", This, pvRef, dwEffType, type, xfd);
1170
1171     dei.dwSize = sizeof(DIEFFECTINFOW);
1172
1173     if ((type == DIEFT_ALL || type == DIEFT_CONSTANTFORCE)
1174         && test_bit(This->joydev->ffbits, FF_CONSTANT)) {
1175         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_ConstantForce);
1176         (*lpCallback)(&dei, pvRef);
1177     }
1178
1179     if ((type == DIEFT_ALL || type == DIEFT_PERIODIC)
1180         && test_bit(This->joydev->ffbits, FF_PERIODIC)) {
1181         if (test_bit(This->joydev->ffbits, FF_SQUARE)) {
1182             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Square);
1183             (*lpCallback)(&dei, pvRef);
1184         }
1185         if (test_bit(This->joydev->ffbits, FF_SINE)) {
1186             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Sine);
1187             (*lpCallback)(&dei, pvRef);
1188         }
1189         if (test_bit(This->joydev->ffbits, FF_TRIANGLE)) {
1190             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Triangle);
1191             (*lpCallback)(&dei, pvRef);
1192         }
1193         if (test_bit(This->joydev->ffbits, FF_SAW_UP)) {
1194             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothUp);
1195             (*lpCallback)(&dei, pvRef);
1196         }
1197         if (test_bit(This->joydev->ffbits, FF_SAW_DOWN)) {
1198             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_SawtoothDown);
1199             (*lpCallback)(&dei, pvRef);
1200         }
1201     }
1202
1203     if ((type == DIEFT_ALL || type == DIEFT_RAMPFORCE)
1204         && test_bit(This->joydev->ffbits, FF_RAMP)) {
1205         IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_RampForce);
1206         (*lpCallback)(&dei, pvRef);
1207     }
1208
1209     if (type == DIEFT_ALL || type == DIEFT_CONDITION) {
1210         if (test_bit(This->joydev->ffbits, FF_SPRING)) {
1211             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Spring);
1212             (*lpCallback)(&dei, pvRef);
1213         }
1214         if (test_bit(This->joydev->ffbits, FF_DAMPER)) {
1215             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Damper);
1216             (*lpCallback)(&dei, pvRef);
1217         }
1218         if (test_bit(This->joydev->ffbits, FF_INERTIA)) {
1219             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Inertia);
1220             (*lpCallback)(&dei, pvRef);
1221         }
1222         if (test_bit(This->joydev->ffbits, FF_FRICTION)) {
1223             IDirectInputDevice8_GetEffectInfo(iface, &dei, &GUID_Friction);
1224             (*lpCallback)(&dei, pvRef);
1225         }
1226     }
1227
1228     /* return to unacquired state if that's where it was */
1229     if (xfd == -1)
1230         IDirectInputDevice8_Unacquire(iface);
1231 #endif
1232
1233     return DI_OK;
1234 }
1235
1236 /*******************************************************************************
1237  *      GetEffectInfo - Get information about a particular effect
1238  */
1239 static HRESULT WINAPI JoystickAImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8A iface,
1240                                                   LPDIEFFECTINFOA pdei,
1241                                                   REFGUID guid)
1242 {
1243     JoystickImpl* This = (JoystickImpl*)iface;
1244
1245     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1246
1247 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1248     return linuxinput_get_info_A(This->joyfd, guid, pdei);
1249 #else
1250     return DI_OK;
1251 #endif
1252 }
1253
1254 static HRESULT WINAPI JoystickWImpl_GetEffectInfo(LPDIRECTINPUTDEVICE8W iface,
1255                                                   LPDIEFFECTINFOW pdei,
1256                                                   REFGUID guid)
1257 {
1258     JoystickImpl* This = (JoystickImpl*)iface;
1259
1260     TRACE("(this=%p,%p,%s)\n", This, pdei, _dump_dinput_GUID(guid));
1261
1262 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1263     return linuxinput_get_info_W(This->joyfd, guid, pdei);
1264 #else
1265     return DI_OK;
1266 #endif
1267 }
1268
1269 /*******************************************************************************
1270  *      GetForceFeedbackState - Get information about the device's FF state
1271  */
1272 static HRESULT WINAPI JoystickAImpl_GetForceFeedbackState(
1273         LPDIRECTINPUTDEVICE8A iface,
1274         LPDWORD pdwOut)
1275 {
1276     JoystickImpl* This = (JoystickImpl*)iface;
1277
1278     TRACE("(this=%p,%p)\n", This, pdwOut);
1279
1280     (*pdwOut) = 0;
1281
1282 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1283     /* DIGFFS_STOPPED is the only mandatory flag to report */
1284     if (This->ff_state == FF_STATUS_STOPPED)
1285         (*pdwOut) |= DIGFFS_STOPPED;
1286 #endif
1287
1288     return DI_OK;
1289 }
1290
1291 /*******************************************************************************
1292  *      SendForceFeedbackCommand - Send a command to the device's FF system
1293  */
1294 static HRESULT WINAPI JoystickAImpl_SendForceFeedbackCommand(
1295         LPDIRECTINPUTDEVICE8A iface,
1296         DWORD dwFlags)
1297 {
1298     JoystickImpl* This = (JoystickImpl*)iface;
1299     TRACE("(this=%p,%d)\n", This, dwFlags);
1300
1301 #ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
1302     if (dwFlags == DISFFC_STOPALL) {
1303         /* Stop all effects */
1304         EffectListItem* itr = This->top_effect;
1305         while (itr) {
1306             IDirectInputEffect_Stop(itr->ref);
1307             itr = itr->next;
1308         }
1309     } else if (dwFlags == DISFFC_RESET) {
1310         /* Stop, unload, release and free all effects */
1311         /* This returns the device to its "bare" state */
1312         while (This->top_effect) {
1313             EffectListItem* temp = This->top_effect;
1314             IDirectInputEffect_Stop(temp->ref);
1315             IDirectInputEffect_Unload(temp->ref);
1316             IDirectInputEffect_Release(temp->ref);
1317             This->top_effect = temp->next;
1318             HeapFree(GetProcessHeap(), 0, temp);
1319         }
1320     } else if (dwFlags == DISFFC_PAUSE || dwFlags == DISFFC_CONTINUE) {
1321         FIXME("No support for Pause or Continue in linux\n");
1322     } else if (dwFlags == DISFFC_SETACTUATORSOFF
1323                 || dwFlags == DISFFC_SETACTUATORSON) {
1324         FIXME("No direct actuator control in linux\n");
1325     } else {
1326         FIXME("Unknown Force Feedback Command!\n");
1327         return DIERR_INVALIDPARAM;
1328     }
1329     return DI_OK;
1330 #else
1331     return DIERR_UNSUPPORTED;
1332 #endif
1333 }
1334
1335 /*******************************************************************************
1336  *      EnumCreatedEffectObjects - Enumerate all the effects that have been
1337  *              created for this device.
1338  */
1339 static HRESULT WINAPI JoystickAImpl_EnumCreatedEffectObjects(
1340         LPDIRECTINPUTDEVICE8A iface,
1341         LPDIENUMCREATEDEFFECTOBJECTSCALLBACK lpCallback,
1342         LPVOID pvRef,
1343         DWORD dwFlags)
1344 {
1345     /* this function is safe to call on non-ff-enabled builds */
1346
1347     JoystickImpl* This = (JoystickImpl*)iface;
1348     EffectListItem* itr = This->top_effect;
1349     TRACE("(this=%p,%p,%p,%d)\n", This, lpCallback, pvRef, dwFlags);
1350
1351     if (!lpCallback)
1352         return DIERR_INVALIDPARAM;
1353
1354     if (dwFlags != 0)
1355         FIXME("Flags specified, but no flags exist yet (DX9)!\n");
1356
1357     while (itr) {
1358         (*lpCallback)(itr->ref, pvRef);
1359         itr = itr->next;
1360     }
1361
1362     return DI_OK;
1363 }
1364
1365 /******************************************************************************
1366   *     GetDeviceInfo : get information about a device's identity
1367   */
1368 static HRESULT WINAPI JoystickAImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8A iface,
1369                                                   LPDIDEVICEINSTANCEA pdidi)
1370 {
1371     JoystickImpl *This = (JoystickImpl *)iface;
1372
1373     TRACE("(%p) %p\n", This, pdidi);
1374
1375     if (pdidi == NULL) return E_POINTER;
1376     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3A)) &&
1377         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA)))
1378         return DIERR_INVALIDPARAM;
1379
1380     fill_joystick_dideviceinstanceA(pdidi, This->base.dinput->dwVersion,
1381                                     get_joystick_index(&This->base.guid));
1382     return DI_OK;
1383 }
1384
1385 static HRESULT WINAPI JoystickWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface,
1386                                                   LPDIDEVICEINSTANCEW pdidi)
1387 {
1388     JoystickImpl *This = (JoystickImpl *)iface;
1389
1390     TRACE("(%p) %p\n", This, pdidi);
1391
1392     if (pdidi == NULL) return E_POINTER;
1393     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
1394         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW)))
1395         return DIERR_INVALIDPARAM;
1396
1397     fill_joystick_dideviceinstanceW(pdidi, This->base.dinput->dwVersion,
1398                                     get_joystick_index(&This->base.guid));
1399     return DI_OK;
1400 }
1401
1402 static const IDirectInputDevice8AVtbl JoystickAvt =
1403 {
1404         IDirectInputDevice2AImpl_QueryInterface,
1405         IDirectInputDevice2AImpl_AddRef,
1406         IDirectInputDevice2AImpl_Release,
1407         JoystickAImpl_GetCapabilities,
1408         IDirectInputDevice2AImpl_EnumObjects,
1409         JoystickAImpl_GetProperty,
1410         JoystickAImpl_SetProperty,
1411         JoystickAImpl_Acquire,
1412         JoystickAImpl_Unacquire,
1413         JoystickAImpl_GetDeviceState,
1414         IDirectInputDevice2AImpl_GetDeviceData,
1415         IDirectInputDevice2AImpl_SetDataFormat,
1416         IDirectInputDevice2AImpl_SetEventNotification,
1417         IDirectInputDevice2AImpl_SetCooperativeLevel,
1418         JoystickAImpl_GetObjectInfo,
1419         JoystickAImpl_GetDeviceInfo,
1420         IDirectInputDevice2AImpl_RunControlPanel,
1421         IDirectInputDevice2AImpl_Initialize,
1422         JoystickAImpl_CreateEffect,
1423         JoystickAImpl_EnumEffects,
1424         JoystickAImpl_GetEffectInfo,
1425         JoystickAImpl_GetForceFeedbackState,
1426         JoystickAImpl_SendForceFeedbackCommand,
1427         JoystickAImpl_EnumCreatedEffectObjects,
1428         IDirectInputDevice2AImpl_Escape,
1429         JoystickAImpl_Poll,
1430         IDirectInputDevice2AImpl_SendDeviceData,
1431         IDirectInputDevice7AImpl_EnumEffectsInFile,
1432         IDirectInputDevice7AImpl_WriteEffectToFile,
1433         IDirectInputDevice8AImpl_BuildActionMap,
1434         IDirectInputDevice8AImpl_SetActionMap,
1435         IDirectInputDevice8AImpl_GetImageInfo
1436 };
1437
1438 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1439 # define XCAST(fun)     (typeof(JoystickWvt.fun))
1440 #else
1441 # define XCAST(fun)     (void*)
1442 #endif
1443
1444 static const IDirectInputDevice8WVtbl JoystickWvt =
1445 {
1446         IDirectInputDevice2WImpl_QueryInterface,
1447         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1448         XCAST(Release)IDirectInputDevice2AImpl_Release,
1449         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
1450         IDirectInputDevice2WImpl_EnumObjects,
1451         XCAST(GetProperty)JoystickAImpl_GetProperty,
1452         XCAST(SetProperty)JoystickAImpl_SetProperty,
1453         XCAST(Acquire)JoystickAImpl_Acquire,
1454         XCAST(Unacquire)JoystickAImpl_Unacquire,
1455         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
1456         XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
1457         XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
1458         XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
1459         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1460         JoystickWImpl_GetObjectInfo,
1461         JoystickWImpl_GetDeviceInfo,
1462         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1463         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1464         XCAST(CreateEffect)JoystickAImpl_CreateEffect,
1465         JoystickWImpl_EnumEffects,
1466         JoystickWImpl_GetEffectInfo,
1467         XCAST(GetForceFeedbackState)JoystickAImpl_GetForceFeedbackState,
1468         XCAST(SendForceFeedbackCommand)JoystickAImpl_SendForceFeedbackCommand,
1469         XCAST(EnumCreatedEffectObjects)JoystickAImpl_EnumCreatedEffectObjects,
1470         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1471         XCAST(Poll)JoystickAImpl_Poll,
1472         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1473         IDirectInputDevice7WImpl_EnumEffectsInFile,
1474         IDirectInputDevice7WImpl_WriteEffectToFile,
1475         IDirectInputDevice8WImpl_BuildActionMap,
1476         IDirectInputDevice8WImpl_SetActionMap,
1477         IDirectInputDevice8WImpl_GetImageInfo
1478 };
1479 #undef XCAST
1480
1481 #else  /* HAVE_CORRECT_LINUXINPUT_H */
1482
1483 const struct dinput_device joystick_linuxinput_device = {
1484   "Wine Linux-input joystick driver",
1485   NULL,
1486   NULL,
1487   NULL,
1488   NULL
1489 };
1490
1491 #endif  /* HAVE_CORRECT_LINUXINPUT_H */