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   1 /*              DirectInput Joystick device
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 /*
  23  * To Do:
  24  *      dead zone
  25  *      force feedback
  26  */
  27
  28 #include "config.h"
  29 #include "wine/port.h"
  30
  31 #ifdef HAVE_LINUX_22_JOYSTICK_API
  32
  33 #include <stdarg.h>
  34 #include <stdio.h>
  35 #include <string.h>
  36 #include <time.h>
  37 #include <errno.h>
  38 #ifdef HAVE_UNISTD_H
  39 # include <unistd.h>
  40 #endif
  41 #ifdef HAVE_SYS_TIME_H
  42 # include <sys/time.h>
  43 #endif
  44 #include <sys/fcntl.h>
  45 #ifdef HAVE_SYS_IOCTL_H
  46 # include <sys/ioctl.h>
  47 #endif
  48 #include <errno.h>
  49 #ifdef HAVE_SYS_ERRNO_H
  50 # include <sys/errno.h>
  51 #endif
  52 #ifdef HAVE_LINUX_IOCTL_H
  53 # include <linux/ioctl.h>
  54 #endif
  55 #ifdef HAVE_LINUX_JOYSTICK_H
  56 # include <linux/joystick.h>
  57 #endif
  58 #define JOYDEV  "/dev/js"
  59
  60 #include "wine/debug.h"
  61 #include "wine/unicode.h"
  62 #include "windef.h"
  63 #include "winbase.h"
  64 #include "winerror.h"
  65 #include "winreg.h"
  66 #include "dinput.h"
  67
  68 #include "dinput_private.h"
  69 #include "device_private.h"
  70
  71 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  72
  73 typedef struct {
  74     LONG lMin;
  75     LONG lMax;
  76     LONG lDeadZone;
  77     LONG lSaturation;
  78 } ObjProps;
  79
  80 typedef struct {
  81     LONG lX;
  82     LONG lY;
  83 } POV;
  84
  85 typedef struct JoystickImpl JoystickImpl;
  86 static IDirectInputDevice8AVtbl JoystickAvt;
  87 static IDirectInputDevice8WVtbl JoystickWvt;
  88 struct JoystickImpl
  89 {
  90         LPVOID                          lpVtbl;
  91         DWORD                           ref;
  92         GUID                            guid;
  93         char                            dev[32];
  94
  95         /* The 'parent' DInput */
  96         IDirectInputImpl               *dinput;
  97
  98         /* joystick private */
  99         int                             joyfd;
 100         DIJOYSTATE2                     js;             /* wine data */
 101         LPDIDATAFORMAT                  user_df;        /* user defined format */
 102         DataFormat                      *transform;     /* wine to user format converter */
 103         int                             *offsets;       /* object offsets */
 104         ObjProps                        *props;
 105         HANDLE                          hEvent;
 106         LPDIDEVICEOBJECTDATA            data_queue;
 107         int                             queue_head, queue_tail, queue_len;
 108         BOOL                            acquired;
 109         char                            *name;
 110         DIDEVCAPS                       devcaps;
 111         LONG                            deadzone;
 112         int                             *axis_map;
 113         int                             axes;
 114         int                             buttons;
 115         POV                             povs[4];
 116         CRITICAL_SECTION                crit;
 117         BOOL                            overflow;
 118 };
 119
 120 static GUID DInput_Wine_Joystick_GUID = { /* 9e573ed9-7734-11d2-8d4a-23903fb6bdf7 */
 121   0x9e573ed9,
 122   0x7734,
 123   0x11d2,
 124   {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
 125 };
 126
 127 static void _dump_DIDEVCAPS(LPDIDEVCAPS lpDIDevCaps)
 128 {
 129     TRACE("dwSize: %ld\n", lpDIDevCaps->dwSize);
 130     TRACE("dwFlags: %08lx\n",lpDIDevCaps->dwFlags);
 131     TRACE("dwDevType: %08lx %s\n", lpDIDevCaps->dwDevType,
 132           lpDIDevCaps->dwDevType == DIDEVTYPE_DEVICE ? "DIDEVTYPE_DEVICE" :
 133           lpDIDevCaps->dwDevType == DIDEVTYPE_DEVICE ? "DIDEVTYPE_DEVICE" :
 134           lpDIDevCaps->dwDevType == DIDEVTYPE_MOUSE ? "DIDEVTYPE_MOUSE" :
 135           lpDIDevCaps->dwDevType == DIDEVTYPE_KEYBOARD ? "DIDEVTYPE_KEYBOARD" :
 136           lpDIDevCaps->dwDevType == DIDEVTYPE_JOYSTICK ? "DIDEVTYPE_JOYSTICK" :
 137           lpDIDevCaps->dwDevType == DIDEVTYPE_HID ? "DIDEVTYPE_HID" : "UNKNOWN");
 138     TRACE("dwAxes: %ld\n",lpDIDevCaps->dwAxes);
 139     TRACE("dwButtons: %ld\n",lpDIDevCaps->dwButtons);
 140     TRACE("dwPOVs: %ld\n",lpDIDevCaps->dwPOVs);
 141     if (lpDIDevCaps->dwSize > sizeof(DIDEVCAPS_DX3)) {
 142         TRACE("dwFFSamplePeriod: %ld\n",lpDIDevCaps->dwFFSamplePeriod);
 143         TRACE("dwFFMinTimeResolution: %ld\n",lpDIDevCaps->dwFFMinTimeResolution);
 144         TRACE("dwFirmwareRevision: %ld\n",lpDIDevCaps->dwFirmwareRevision);
 145         TRACE("dwHardwareRevision: %ld\n",lpDIDevCaps->dwHardwareRevision);
 146         TRACE("dwFFDriverVersion: %ld\n",lpDIDevCaps->dwFFDriverVersion);
 147     }
 148 }
 149
 150 static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, int version, int id)
 151 {
 152     int fd = -1;
 153     char dev[32];
 154
 155     if (dwFlags & DIEDFL_FORCEFEEDBACK) {
 156         WARN("force feedback not supported\n");
 157         return FALSE;
 158     }
 159
 160     if ((dwDevType == 0) ||
 161         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 8)) ||
 162         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 8))) {
 163         /* check whether we have a joystick */
 164         sprintf(dev, "%s%d", JOYDEV, id);
 165         if ((fd = open(dev,O_RDONLY)) < 0) {
 166             WARN("open(%s,O_RDONLY) failed: %s\n", dev, strerror(errno));
 167             return FALSE;
 168         }
 169
 170         /* Return joystick */
 171         lpddi->guidInstance = DInput_Wine_Joystick_GUID;
 172         lpddi->guidInstance.Data3 = id;
 173         lpddi->guidProduct = DInput_Wine_Joystick_GUID;
 174         /* we only support traditional joysticks for now */
 175         if (version >= 8)
 176             lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 177         else
 178             lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 179         sprintf(lpddi->tszInstanceName, "Joystick %d", id);
 180 #if defined(JSIOCGNAME)
 181         if (ioctl(fd,JSIOCGNAME(sizeof(lpddi->tszProductName)),lpddi->tszProductName) < 0) {
 182             WARN("ioctl(%s,JSIOCGNAME) failed: %s\n", dev, strerror(errno));
 183             strcpy(lpddi->tszProductName, "Wine Joystick");
 184         }
 185 #else
 186         strcpy(lpddi->tszProductName, "Wine Joystick");
 187 #endif
 188
 189         lpddi->guidFFDriver = GUID_NULL;
 190         close(fd);
 191         TRACE("Enumerating the linux Joystick device: %s (%s)\n", dev, lpddi->tszProductName);
 192         return TRUE;
 193     }
 194
 195     return FALSE;
 196 }
 197
 198 static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, int version, int id)
 199 {
 200     int fd = -1;
 201     char name[MAX_PATH];
 202     char dev[32];
 203     char friendly[32];
 204
 205     if (dwFlags & DIEDFL_FORCEFEEDBACK) {
 206         WARN("force feedback not supported\n");
 207         return FALSE;
 208     }
 209
 210     if ((dwDevType == 0) ||
 211         ((dwDevType == DIDEVTYPE_JOYSTICK) && (version < 8)) ||
 212         (((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 8))) {
 213         /* check whether we have a joystick */
 214         sprintf(dev, "%s%d", JOYDEV, id);
 215         if ((fd = open(dev,O_RDONLY)) < 0) {
 216             WARN("open(%s,O_RDONLY) failed: %s\n", dev, strerror(errno));
 217             return FALSE;
 218         }
 219
 220         /* Return joystick */
 221         lpddi->guidInstance = DInput_Wine_Joystick_GUID;
 222         lpddi->guidInstance.Data3 = id;
 223         lpddi->guidProduct = DInput_Wine_Joystick_GUID;
 224         /* we only support traditional joysticks for now */
 225         if (version >= 8)
 226             lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 227         else
 228             lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 229         sprintf(friendly, "Joystick %d", id);
 230         MultiByteToWideChar(CP_ACP, 0, friendly, -1, lpddi->tszInstanceName, MAX_PATH);
 231 #if defined(JSIOCGNAME)
 232         if (ioctl(fd,JSIOCGNAME(sizeof(name)),name) < 0) {
 233             WARN("ioctl(%s,JSIOCGNAME) failed: %s\n", dev, strerror(errno));
 234             strcpy(name, "Wine Joystick");
 235         }
 236 #else
 237         strcpy(name, "Wine Joystick");
 238 #endif
 239         MultiByteToWideChar(CP_ACP, 0, name, -1, lpddi->tszProductName, MAX_PATH);
 240         lpddi->guidFFDriver = GUID_NULL;
 241         close(fd);
 242         TRACE("Enumerating the linux Joystick device: %s (%s)\n",dev,name);
 243         return TRUE;
 244     }
 245
 246     return FALSE;
 247 }
 248
 249 /*
 250  * Get a config key from either the app-specific or the default config
 251  */
 252
 253 inline static DWORD get_config_key( HKEY defkey, HKEY appkey, const char *name,
 254                                     char *buffer, DWORD size )
 255 {
 256     if (appkey && !RegQueryValueExA( appkey, name, 0, NULL, buffer, &size ))
 257         return 0;
 258
 259     if (defkey && !RegQueryValueExA( defkey, name, 0, NULL, buffer, &size ))
 260         return 0;
 261
 262     return ERROR_FILE_NOT_FOUND;
 263 }
 264
 265 /*
 266  * Setup the dinput options.
 267  */
 268
 269 static HRESULT setup_dinput_options(JoystickImpl * device)
 270 {
 271     char buffer[MAX_PATH+1];
 272     HKEY hkey, appkey = 0;
 273     DWORD len;
 274
 275     buffer[MAX_PATH]='\0';
 276
 277     if (RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\dinput", &hkey)) hkey = 0;
 278
 279     len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 280     if (len && len < MAX_PATH) {
 281         HKEY tmpkey;
 282
 283         if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\AppDefaults", &tmpkey )) {
 284            char appname[MAX_PATH+16];
 285            char *p = strrchr( buffer, '\\' );
 286            if (p!=NULL) {
 287                    strcpy(appname,p+1);
 288                    strcat(appname,"\\dinput");
 289                    TRACE("appname = [%s] \n",appname);
 290                    if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 291            }
 292            RegCloseKey( tmpkey );
 293         }
 294     }
 295
 296     /* get options */
 297
 298     if (!get_config_key( hkey, appkey, "DefaultDeadZone", buffer, MAX_PATH )) {
 299         device->deadzone = atoi(buffer);
 300         TRACE("setting default deadzone to: \"%s\" %ld\n", buffer, device->deadzone);
 301     }
 302
 303     if (!get_config_key( hkey, appkey, device->name, buffer, MAX_PATH )) {
 304         int tokens = 0;
 305         int axis = 0;
 306         int pov = 0;
 307         char *delim = ",";
 308         char * ptr;
 309         TRACE("\"%s\" = \"%s\"\n", device->name, buffer);
 310
 311         device->axis_map = HeapAlloc(GetProcessHeap(), 0, device->axes * sizeof(int));
 312         if (device->axis_map == 0)
 313             return DIERR_OUTOFMEMORY;
 314
 315         if ((ptr = strtok(buffer, delim)) != NULL) {
 316             do {
 317                 if (strcmp(ptr, "X") == 0) {
 318                     device->axis_map[tokens] = 0;
 319                     axis++;
 320                 } else if (strcmp(ptr, "Y") == 0) {
 321                     device->axis_map[tokens] = 1;
 322                     axis++;
 323                 } else if (strcmp(ptr, "Z") == 0) {
 324                     device->axis_map[tokens] = 2;
 325                     axis++;
 326                 } else if (strcmp(ptr, "Rx") == 0) {
 327                     device->axis_map[tokens] = 3;
 328                     axis++;
 329                 } else if (strcmp(ptr, "Ry") == 0) {
 330                     device->axis_map[tokens] = 4;
 331                     axis++;
 332                 } else if (strcmp(ptr, "Rz") == 0) {
 333                     device->axis_map[tokens] = 5;
 334                     axis++;
 335                 } else if (strcmp(ptr, "Slider1") == 0) {
 336                     device->axis_map[tokens] = 6;
 337                     axis++;
 338                 } else if (strcmp(ptr, "Slider2") == 0) {
 339                     device->axis_map[tokens] = 7;
 340                     axis++;
 341                 } else if (strcmp(ptr, "POV1") == 0) {
 342                     device->axis_map[tokens++] = 8;
 343                     device->axis_map[tokens] = 8;
 344                     pov++;
 345                 } else if (strcmp(ptr, "POV2") == 0) {
 346                     device->axis_map[tokens++] = 9;
 347                     device->axis_map[tokens] = 9;
 348                     pov++;
 349                 } else if (strcmp(ptr, "POV3") == 0) {
 350                     device->axis_map[tokens++] = 10;
 351                     device->axis_map[tokens] = 10;
 352                     pov++;
 353                 } else if (strcmp(ptr, "POV4") == 0) {
 354                     device->axis_map[tokens++] = 11;
 355                     device->axis_map[tokens] = 11;
 356                     pov++;
 357                 } else {
 358                     ERR("invalid joystick axis type: %s\n", ptr);
 359                     device->axis_map[tokens] = tokens;
 360                     axis++;
 361                 }
 362
 363                 tokens++;
 364             } while ((ptr = strtok(NULL, delim)) != NULL);
 365
 366             if (tokens != device->devcaps.dwAxes) {
 367                 ERR("not all joystick axes mapped: %d axes(%d,%d), %d arguments\n", device->axes, axis, pov,tokens);
 368                 while (tokens < device->axes) {
 369                     device->axis_map[tokens] = tokens;
 370                     tokens++;
 371                 }
 372             }
 373         }
 374
 375         device->devcaps.dwAxes = axis;
 376         device->devcaps.dwPOVs = pov;
 377     }
 378
 379     if (appkey)
 380         RegCloseKey( appkey );
 381
 382     if (hkey)
 383         RegCloseKey( hkey );
 384
 385     return DI_OK;
 386 }
 387
 388 void calculate_ids(JoystickImpl* device)
 389 {
 390     int i;
 391     int axis = 0;
 392     int button = 0;
 393     int pov = 0;
 394     int axis_base;
 395     int pov_base;
 396     int button_base;
 397
 398     /* Make two passes over the format. The first counts the number
 399      * for each type and the second sets the id */
 400     for (i = 0; i < device->user_df->dwNumObjs; i++) {
 401         if (DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) & DIDFT_AXIS)
 402             axis++;
 403         else if (DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) & DIDFT_POV)
 404             pov++;
 405         else if (DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) & DIDFT_BUTTON)
 406             button++;
 407     }
 408
 409     axis_base = 0;
 410     pov_base = axis;
 411     button_base = axis + pov;
 412
 413     axis = 0;
 414     button = 0;
 415     pov = 0;
 416
 417     for (i = 0; i < device->user_df->dwNumObjs; i++) {
 418         DWORD type = 0;
 419         if (DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) & DIDFT_AXIS) {
 420             axis++;
 421             type = DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) |
 422                 DIDFT_MAKEINSTANCE(axis + axis_base);
 423             TRACE("axis type = 0x%08lx\n", type);
 424         } else if (DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) & DIDFT_POV) {
 425             pov++;
 426             type = DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) |
 427                 DIDFT_MAKEINSTANCE(pov + pov_base);
 428             TRACE("POV type = 0x%08lx\n", type);
 429         } else if (DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) & DIDFT_BUTTON) {
 430             button++;
 431             type = DIDFT_GETTYPE(device->user_df->rgodf[i].dwType) |
 432                 DIDFT_MAKEINSTANCE(button + button_base);
 433             TRACE("button type = 0x%08lx\n", type);
 434         }
 435         device->user_df->rgodf[i].dwType = type;
 436     }
 437 }
 438
 439 static HRESULT alloc_device(REFGUID rguid, LPVOID jvt, IDirectInputImpl *dinput, LPDIRECTINPUTDEVICEA* pdev)
 440 {
 441     DWORD i;
 442     JoystickImpl* newDevice;
 443     char name[MAX_PATH];
 444     HRESULT hr;
 445
 446     newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickImpl));
 447     if (newDevice == 0) {
 448         WARN("out of memory\n");
 449         *pdev = 0;
 450         return DIERR_OUTOFMEMORY;
 451     }
 452
 453     sprintf(newDevice->dev, "%s%d", JOYDEV, rguid->Data3);
 454
 455     if ((newDevice->joyfd = open(newDevice->dev,O_RDONLY)) < 0) {
 456         WARN("open(%s,O_RDONLY) failed: %s\n", newDevice->dev, strerror(errno));
 457         HeapFree(GetProcessHeap(), 0, newDevice);
 458         return DIERR_DEVICENOTREG;
 459     }
 460
 461     /* get the device name */
 462 #if defined(JSIOCGNAME)
 463     if (ioctl(newDevice->joyfd,JSIOCGNAME(MAX_PATH),name) < 0) {
 464         WARN("ioctl(%s,JSIOCGNAME) failed: %s\n", newDevice->dev, strerror(errno));
 465         strcpy(name, "Wine Joystick");
 466     }
 467 #else
 468     strcpy(name, "Wine Joystick");
 469 #endif
 470
 471     /* copy the device name */
 472     newDevice->name = HeapAlloc(GetProcessHeap(),0,strlen(name) + 1);
 473     strcpy(newDevice->name, name);
 474
 475 #ifdef JSIOCGAXES
 476     if (ioctl(newDevice->joyfd,JSIOCGAXES,&newDevice->axes) < 0) {
 477         WARN("ioctl(%s,JSIOCGAXES) failed: %s, defauting to 2\n", newDevice->dev, strerror(errno));
 478         newDevice->axes = 2;
 479     }
 480 #endif
 481 #ifdef JSIOCGBUTTONS
 482     if (ioctl(newDevice->joyfd,JSIOCGBUTTONS,&newDevice->buttons) < 0) {
 483         WARN("ioctl(%s,JSIOCGBUTTONS) failed: %s, defauting to 2\n", newDevice->dev, strerror(errno));
 484         newDevice->buttons = 2;
 485     }
 486 #endif
 487
 488     newDevice->lpVtbl = jvt;
 489     newDevice->ref = 1;
 490     newDevice->dinput = dinput;
 491     newDevice->acquired = FALSE;
 492     newDevice->overflow = FALSE;
 493     CopyMemory(&(newDevice->guid),rguid,sizeof(*rguid));
 494
 495     /* setup_dinput_options may change these */
 496     newDevice->deadzone = 5000;
 497     newDevice->devcaps.dwButtons = newDevice->buttons;
 498     newDevice->devcaps.dwAxes = newDevice->axes;
 499     newDevice->devcaps.dwPOVs = 0;
 500
 501     /* do any user specified configuration */
 502     hr = setup_dinput_options(newDevice);
 503     if (hr != DI_OK)
 504         goto FAILED1;
 505
 506     if (newDevice->axis_map == 0) {
 507         newDevice->axis_map = HeapAlloc(GetProcessHeap(), 0, newDevice->axes * sizeof(int));
 508         if (newDevice->axis_map == 0)
 509             goto FAILED;
 510
 511         for (i = 0; i < newDevice->axes; i++)
 512             newDevice->axis_map[i] = i;
 513     }
 514
 515     /* wine uses DIJOYSTATE2 as it's internal format so copy
 516      * the already defined format c_dfDIJoystick2 */
 517     newDevice->user_df = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwSize);
 518     if (newDevice->user_df == 0)
 519         goto FAILED;
 520
 521     CopyMemory(newDevice->user_df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
 522
 523     /* copy default objects */
 524     newDevice->user_df->rgodf = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 525     if (newDevice->user_df->rgodf == 0)
 526         goto FAILED;
 527
 528     CopyMemory(newDevice->user_df->rgodf,c_dfDIJoystick2.rgodf,c_dfDIJoystick2.dwNumObjs*c_dfDIJoystick2.dwObjSize);
 529
 530     /* create default properties */
 531     newDevice->props = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwNumObjs*sizeof(ObjProps));
 532     if (newDevice->props == 0)
 533         goto FAILED;
 534
 535     /* initialize default properties */
 536     for (i = 0; i < c_dfDIJoystick2.dwNumObjs; i++) {
 537         newDevice->props[i].lMin = 0;
 538         newDevice->props[i].lMax = 0xffff;
 539         newDevice->props[i].lDeadZone = newDevice->deadzone;    /* % * 1000 */
 540         newDevice->props[i].lSaturation = 0;
 541     }
 542
 543     /* create an offsets array */
 544     newDevice->offsets = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,c_dfDIJoystick2.dwNumObjs*sizeof(int));
 545     if (newDevice->offsets == 0)
 546         goto FAILED;
 547
 548     /* create the default transform filter */
 549     newDevice->transform = create_DataFormat(&c_dfDIJoystick2, newDevice->user_df, newDevice->offsets);
 550
 551     calculate_ids(newDevice);
 552
 553     IDirectInputDevice_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->dinput);
 554     InitializeCriticalSection(&(newDevice->crit));
 555     newDevice->crit.DebugInfo->Spare[1] = (DWORD)"DINPUT_Mouse";
 556
 557     newDevice->devcaps.dwSize = sizeof(newDevice->devcaps);
 558     newDevice->devcaps.dwFlags = DIDC_ATTACHED;
 559     if (newDevice->dinput->version >= 8)
 560         newDevice->devcaps.dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
 561     else
 562         newDevice->devcaps.dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
 563     newDevice->devcaps.dwFFSamplePeriod = 0;
 564     newDevice->devcaps.dwFFMinTimeResolution = 0;
 565     newDevice->devcaps.dwFirmwareRevision = 0;
 566     newDevice->devcaps.dwHardwareRevision = 0;
 567     newDevice->devcaps.dwFFDriverVersion = 0;
 568
 569     if (TRACE_ON(dinput)) {
 570         _dump_DIDATAFORMAT(newDevice->user_df);
 571        for (i = 0; i < (newDevice->axes); i++)
 572            TRACE("axis_map[%ld] = %d\n", i, newDevice->axis_map[i]);
 573         _dump_DIDEVCAPS(&newDevice->devcaps);
 574     }
 575
 576     *pdev = (LPDIRECTINPUTDEVICEA)newDevice;
 577
 578     return DI_OK;
 579
 580 FAILED:
 581     hr = DIERR_OUTOFMEMORY;
 582 FAILED1:
 583     HeapFree(GetProcessHeap(),0,newDevice->axis_map);
 584     HeapFree(GetProcessHeap(),0,newDevice->name);
 585     HeapFree(GetProcessHeap(),0,newDevice->props);
 586     HeapFree(GetProcessHeap(),0,newDevice->user_df->rgodf);
 587     HeapFree(GetProcessHeap(),0,newDevice->user_df);
 588     HeapFree(GetProcessHeap(),0,newDevice);
 589     *pdev = 0;
 590
 591     return hr;
 592 }
 593
 594 static BOOL IsJoystickGUID(REFGUID guid)
 595 {
 596     GUID wine_joystick = DInput_Wine_Joystick_GUID;
 597     GUID dev_guid = *guid;
 598
 599     wine_joystick.Data3 = 0;
 600     dev_guid.Data3 = 0;
 601
 602     return IsEqualGUID(&wine_joystick, &dev_guid);
 603 }
 604
 605 static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 606 {
 607   if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
 608       (IsJoystickGUID(rguid))) {
 609     if ((riid == NULL) ||
 610         IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
 611         IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
 612         IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
 613         IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
 614       return alloc_device(rguid, &JoystickAvt, dinput, pdev);
 615     } else {
 616       WARN("no interface\n");
 617       *pdev = 0;
 618       return DIERR_NOINTERFACE;
 619     }
 620   }
 621
 622   WARN("invalid device GUID\n");
 623   *pdev = 0;
 624   return DIERR_DEVICENOTREG;
 625 }
 626
 627 static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 628 {
 629   if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
 630       (IsJoystickGUID(rguid))) {
 631     if ((riid == NULL) ||
 632         IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
 633         IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
 634         IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
 635         IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
 636       return alloc_device(rguid, &JoystickWvt, dinput, (LPDIRECTINPUTDEVICEA *)pdev);
 637     } else {
 638       WARN("no interface\n");
 639       *pdev = 0;
 640       return DIERR_NOINTERFACE;
 641     }
 642   }
 643
 644   WARN("invalid device GUID\n");
 645   *pdev = 0;
 646   return DIERR_DEVICENOTREG;
 647 }
 648
 649 static dinput_device joydev = {
 650   10,
 651   "Wine Linux joystick driver",
 652   joydev_enum_deviceA,
 653   joydev_enum_deviceW,
 654   joydev_create_deviceA,
 655   joydev_create_deviceW
 656 };
 657
 658 DECL_GLOBAL_CONSTRUCTOR(joydev_register) { dinput_register_device(&joydev); }
 659
 660 /******************************************************************************
 661  *      Joystick
 662  */
 663 static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
 664 {
 665     JoystickImpl *This = (JoystickImpl *)iface;
 666     ULONG ref;
 667
 668     ref = InterlockedDecrement((&This->ref));
 669     if (ref)
 670         return ref;
 671
 672     /* Free the device name */
 673     HeapFree(GetProcessHeap(),0,This->name);
 674
 675     /* Free the axis map */
 676     HeapFree(GetProcessHeap(),0,This->axis_map);
 677
 678     /* Free the data queue */
 679     HeapFree(GetProcessHeap(),0,This->data_queue);
 680
 681     /* Free the DataFormat */
 682     HeapFree(GetProcessHeap(), 0, This->user_df->rgodf);
 683     HeapFree(GetProcessHeap(), 0, This->user_df);
 684
 685     /* Free the properties */
 686     HeapFree(GetProcessHeap(), 0, This->props);
 687
 688     /* Free the offsets array */
 689     HeapFree(GetProcessHeap(),0,This->offsets);
 690
 691     /* release the data transform filter */
 692     release_DataFormat(This->transform);
 693
 694     This->crit.DebugInfo->Spare[1] = 0;
 695     DeleteCriticalSection(&(This->crit));
 696     IDirectInputDevice_Release((LPDIRECTINPUTDEVICE8A)This->dinput);
 697
 698     HeapFree(GetProcessHeap(),0,This);
 699     return 0;
 700 }
 701
 702 /******************************************************************************
 703   *   SetDataFormat : the application can choose the format of the data
 704   *   the device driver sends back with GetDeviceState.
 705   */
 706 static HRESULT WINAPI JoystickAImpl_SetDataFormat(
 707     LPDIRECTINPUTDEVICE8A iface,
 708     LPCDIDATAFORMAT df)
 709 {
 710     JoystickImpl *This = (JoystickImpl *)iface;
 711     unsigned int i;
 712     LPDIDATAFORMAT new_df = 0;
 713     LPDIOBJECTDATAFORMAT new_rgodf = 0;
 714     ObjProps * new_props = 0;
 715
 716     TRACE("(%p,%p)\n",This,df);
 717
 718     if (This->acquired) {
 719         WARN("acquired\n");
 720         return DIERR_ACQUIRED;
 721     }
 722
 723     if (TRACE_ON(dinput))
 724         _dump_DIDATAFORMAT(df);
 725
 726     /* Store the new data format */
 727     new_df = HeapAlloc(GetProcessHeap(),0,df->dwSize);
 728     if (new_df == 0)
 729         goto FAILED;
 730
 731     new_rgodf = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*df->dwObjSize);
 732     if (new_rgodf == 0)
 733         goto FAILED;
 734
 735     new_props = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*sizeof(ObjProps));
 736     if (new_props == 0)
 737         goto FAILED;
 738
 739     HeapFree(GetProcessHeap(),0,This->user_df);
 740     HeapFree(GetProcessHeap(),0,This->user_df->rgodf);
 741     HeapFree(GetProcessHeap(),0,This->props);
 742     release_DataFormat(This->transform);
 743
 744     This->user_df = new_df;
 745     CopyMemory(This->user_df, df, df->dwSize);
 746     This->user_df->rgodf = new_rgodf;
 747     CopyMemory(This->user_df->rgodf,df->rgodf,df->dwNumObjs*df->dwObjSize);
 748     This->props = new_props;
 749     for (i = 0; i < df->dwNumObjs; i++) {
 750         This->props[i].lMin = 0;
 751         This->props[i].lMax = 0xffff;
 752         This->props[i].lDeadZone = 1000;
 753         This->props[i].lSaturation = 0;
 754     }
 755     This->transform = create_DataFormat(&c_dfDIJoystick2, This->user_df, This->offsets);
 756
 757     calculate_ids(This);
 758
 759     return DI_OK;
 760
 761 FAILED:
 762     WARN("out of memory\n");
 763     HeapFree(GetProcessHeap(),0,new_props);
 764     HeapFree(GetProcessHeap(),0,new_rgodf);
 765     HeapFree(GetProcessHeap(),0,new_df);
 766     return DIERR_OUTOFMEMORY;
 767 }
 768
 769 /******************************************************************************
 770   *     Acquire : gets exclusive control of the joystick
 771   */
 772 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 773 {
 774     JoystickImpl *This = (JoystickImpl *)iface;
 775
 776     TRACE("(%p)\n",This);
 777
 778     if (This->acquired) {
 779         WARN("already acquired\n");
 780         return S_FALSE;
 781     }
 782
 783     /* open the joystick device */
 784     if (This->joyfd==-1) {
 785         TRACE("opening joystick device %s\n", This->dev);
 786
 787         This->joyfd=open(This->dev,O_RDONLY);
 788         if (This->joyfd==-1) {
 789             ERR("open(%s) failed: %s\n", This->dev, strerror(errno));
 790             return DIERR_NOTFOUND;
 791         }
 792     }
 793
 794     This->acquired = TRUE;
 795
 796     return DI_OK;
 797 }
 798
 799 /******************************************************************************
 800   *     Unacquire : frees the joystick
 801   */
 802 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 803 {
 804     JoystickImpl *This = (JoystickImpl *)iface;
 805
 806     TRACE("(%p)\n",This);
 807
 808     if (!This->acquired) {
 809         WARN("not acquired\n");
 810         return DIERR_NOTACQUIRED;
 811     }
 812
 813     if (This->joyfd!=-1) {
 814         TRACE("closing joystick device\n");
 815         close(This->joyfd);
 816         This->joyfd = -1;
 817         This->acquired = FALSE;
 818         return DI_OK;
 819     }
 820
 821     This->acquired = FALSE;
 822
 823     return DI_NOEFFECT;
 824 }
 825
 826 LONG map_axis(JoystickImpl * This, short val, short index)
 827 {
 828     double    fval = val;
 829     double    fmin = This->props[index].lMin;
 830     double    fmax = This->props[index].lMax;
 831     double    fret;
 832
 833     fret = (((fval + 32767.0) * (fmax - fmin)) / (32767.0*2.0)) + fmin;
 834
 835     if (fret >= 0.0)
 836         fret += 0.5;
 837     else
 838         fret -= 0.5;
 839
 840     return fret;
 841 }
 842
 843 /* convert wine format offset to user format object index */
 844 int offset_to_object(JoystickImpl *This, int offset)
 845 {
 846     int i;
 847
 848     for (i = 0; i < This->user_df->dwNumObjs; i++) {
 849         if (This->user_df->rgodf[i].dwOfs == offset)
 850             return i;
 851     }
 852
 853     return -1;
 854 }
 855
 856 static LONG calculate_pov(JoystickImpl *This, int index)
 857 {
 858     if (This->povs[index].lX < 16384) {
 859         if (This->povs[index].lY < 16384)
 860             This->js.rgdwPOV[index] = 31500;
 861         else if (This->povs[index].lY > 49150)
 862             This->js.rgdwPOV[index] = 22500;
 863         else
 864             This->js.rgdwPOV[index] = 27000;
 865     } else if (This->povs[index].lX > 49150) {
 866         if (This->povs[index].lY < 16384)
 867             This->js.rgdwPOV[index] = 4500;
 868         else if (This->povs[index].lY > 49150)
 869             This->js.rgdwPOV[index] = 13500;
 870         else
 871             This->js.rgdwPOV[index] = 9000;
 872     } else {
 873         if (This->povs[index].lY < 16384)
 874             This->js.rgdwPOV[index] = 0;
 875         else if (This->povs[index].lY > 49150)
 876             This->js.rgdwPOV[index] = 18000;
 877         else
 878             This->js.rgdwPOV[index] = -1;
 879     }
 880
 881     return This->js.rgdwPOV[index];
 882 }
 883
 884 static void joy_polldev(JoystickImpl *This) {
 885     struct timeval tv;
 886     fd_set      readfds;
 887     struct      js_event jse;
 888     TRACE("(%p)\n", This);
 889
 890     if (This->joyfd==-1) {
 891         WARN("no device\n");
 892         return;
 893     }
 894     while (1) {
 895         memset(&tv,0,sizeof(tv));
 896         FD_ZERO(&readfds);FD_SET(This->joyfd,&readfds);
 897         if (1>select(This->joyfd+1,&readfds,NULL,NULL,&tv))
 898             return;
 899         /* we have one event, so we can read */
 900         if (sizeof(jse)!=read(This->joyfd,&jse,sizeof(jse))) {
 901             return;
 902         }
 903         TRACE("js_event: type 0x%x, number %d, value %d\n",
 904               jse.type,jse.number,jse.value);
 905         if (jse.type & JS_EVENT_BUTTON) {
 906             int offset = This->offsets[jse.number + 12];
 907             int value = jse.value?0x80:0x00;
 908
 909             This->js.rgbButtons[jse.number] = value;
 910             GEN_EVENT(offset,value,jse.time,(This->dinput->evsequence)++);
 911         } else if (jse.type & JS_EVENT_AXIS) {
 912             int number = This->axis_map[jse.number];    /* wine format object index */
 913             if (number < 12) {
 914                 int offset = This->offsets[number];
 915                 int index = offset_to_object(This, offset);
 916                 LONG value = map_axis(This, jse.value, index);
 917
 918                 /* FIXME do deadzone and saturation here */
 919
 920                 TRACE("changing axis %d => %d\n", jse.number, number);
 921                 switch (number) {
 922                 case 0:
 923                     This->js.lX = value;
 924                     break;
 925                 case 1:
 926                     This->js.lY = value;
 927                     break;
 928                 case 2:
 929                     This->js.lZ = value;
 930                     break;
 931                 case 3:
 932                     This->js.lRx = value;
 933                     break;
 934                 case 4:
 935                     This->js.lRy = value;
 936                     break;
 937                 case 5:
 938                     This->js.lRz = value;
 939                     break;
 940                 case 6:
 941                     This->js.rglSlider[0] = value;
 942                     break;
 943                 case 7:
 944                     This->js.rglSlider[1] = value;
 945                     break;
 946                 case 8:
 947                     /* FIXME don't go off array */
 948                     if (This->axis_map[jse.number + 1] == number)
 949                         This->povs[0].lX = value;
 950                     else if (This->axis_map[jse.number - 1] == number)
 951                         This->povs[0].lY = value;
 952                     value = calculate_pov(This, 0);
 953                     break;
 954                 case 9:
 955                     if (This->axis_map[jse.number + 1] == number)
 956                         This->povs[1].lX = value;
 957                     else if (This->axis_map[jse.number - 1] == number)
 958                         This->povs[1].lY = value;
 959                     value = calculate_pov(This, 1);
 960                     break;
 961                 case 10:
 962                     if (This->axis_map[jse.number + 1] == number)
 963                         This->povs[2].lX = value;
 964                     else if (This->axis_map[jse.number - 1] == number)
 965                         This->povs[2].lY = value;
 966                     value = calculate_pov(This, 2);
 967                     break;
 968                 case 11:
 969                     if (This->axis_map[jse.number + 1] == number)
 970                         This->povs[3].lX = value;
 971                     else if (This->axis_map[jse.number - 1] == number)
 972                         This->povs[3].lY = value;
 973                     value = calculate_pov(This, 3);
 974                     break;
 975                 }
 976
 977                 GEN_EVENT(offset,value,jse.time,(This->dinput->evsequence)++);
 978             } else
 979                 WARN("axis %d not supported\n", number);
 980         }
 981     }
 982 }
 983
 984 /******************************************************************************
 985   *     GetDeviceState : returns the "state" of the joystick.
 986   *
 987   */
 988 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
 989     LPDIRECTINPUTDEVICE8A iface,
 990     DWORD len,
 991     LPVOID ptr)
 992 {
 993     JoystickImpl *This = (JoystickImpl *)iface;
 994
 995     TRACE("(%p,0x%08lx,%p)\n",This,len,ptr);
 996
 997     if (!This->acquired) {
 998         WARN("not acquired\n");
 999         return DIERR_NOTACQUIRED;
1000     }
1001
1002     /* update joystick state */
1003     joy_polldev(This);
1004
1005     /* convert and copy data to user supplied buffer */
1006     fill_DataFormat(ptr, &This->js, This->transform);
1007
1008     return DI_OK;
1009 }
1010
1011 /******************************************************************************
1012   *     GetDeviceData : gets buffered input data.
1013   */
1014 static HRESULT WINAPI JoystickAImpl_GetDeviceData(
1015     LPDIRECTINPUTDEVICE8A iface,
1016     DWORD dodsize,
1017     LPDIDEVICEOBJECTDATA dod,
1018     LPDWORD entries,
1019     DWORD flags)
1020 {
1021     JoystickImpl *This = (JoystickImpl *)iface;
1022     DWORD len;
1023     int nqtail;
1024     HRESULT hr = DI_OK;
1025
1026     TRACE("(%p)->(dods=%ld,entries=%ld,fl=0x%08lx)\n",This,dodsize,*entries,flags);
1027
1028     if (!This->acquired) {
1029         WARN("not acquired\n");
1030         return DIERR_NOTACQUIRED;
1031     }
1032
1033     EnterCriticalSection(&(This->crit));
1034
1035     joy_polldev(This);
1036
1037     len = ((This->queue_head < This->queue_tail) ? This->queue_len : 0)
1038         + (This->queue_head - This->queue_tail);
1039     if (len > *entries)
1040         len = *entries;
1041
1042     if (dod == NULL) {
1043         if (len)
1044             TRACE("Application discarding %ld event(s).\n", len);
1045
1046         *entries = len;
1047         nqtail = This->queue_tail + len;
1048         while (nqtail >= This->queue_len)
1049             nqtail -= This->queue_len;
1050     } else {
1051         if (dodsize < sizeof(DIDEVICEOBJECTDATA_DX3)) {
1052             ERR("Wrong structure size !\n");
1053             LeaveCriticalSection(&(This->crit));
1054             return DIERR_INVALIDPARAM;
1055         }
1056
1057         if (len)
1058             TRACE("Application retrieving %ld event(s).\n", len);
1059
1060         *entries = 0;
1061         nqtail = This->queue_tail;
1062         while (len) {
1063             DWORD span = ((This->queue_head < nqtail) ? This->queue_len : This->queue_head) - nqtail;
1064             if (span > len)
1065                 span = len;
1066
1067             /* Copy the buffered data into the application queue */
1068             memcpy(dod + *entries, This->data_queue + nqtail, span * dodsize);
1069             /* Advance position */
1070             nqtail += span;
1071             if (nqtail >= This->queue_len)
1072                 nqtail -= This->queue_len;
1073             *entries += span;
1074             len -= span;
1075         }
1076     }
1077
1078     if (This->overflow) {
1079         hr = DI_BUFFEROVERFLOW;
1080         if (!(flags & DIGDD_PEEK)) {
1081             This->overflow = FALSE;
1082         }
1083     }
1084
1085     if (!(flags & DIGDD_PEEK))
1086         This->queue_tail = nqtail;
1087
1088     LeaveCriticalSection(&(This->crit));
1089
1090     return hr;
1091 }
1092
1093 int find_property(JoystickImpl * This, LPCDIPROPHEADER ph)
1094 {
1095     int i;
1096     if (ph->dwHow == DIPH_BYOFFSET) {
1097         return offset_to_object(This, ph->dwObj);
1098     } else if (ph->dwHow == DIPH_BYID) {
1099         for (i = 0; i < This->user_df->dwNumObjs; i++) {
1100             if ((This->user_df->rgodf[i].dwType & 0x00ffffff) == (ph->dwObj & 0x00ffffff)) {
1101                 return i;
1102             }
1103         }
1104     }
1105
1106     return -1;
1107 }
1108
1109 /******************************************************************************
1110   *     SetProperty : change input device properties
1111   */
1112 static HRESULT WINAPI JoystickAImpl_SetProperty(
1113     LPDIRECTINPUTDEVICE8A iface,
1114     REFGUID rguid,
1115     LPCDIPROPHEADER ph)
1116 {
1117     JoystickImpl *This = (JoystickImpl *)iface;
1118     int i;
1119
1120     TRACE("(%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
1121
1122     if (TRACE_ON(dinput))
1123         _dump_DIPROPHEADER(ph);
1124
1125     if (!HIWORD(rguid)) {
1126         switch ((DWORD)rguid) {
1127         case (DWORD) DIPROP_BUFFERSIZE: {
1128             LPCDIPROPDWORD      pd = (LPCDIPROPDWORD)ph;
1129             TRACE("buffersize = %ld\n",pd->dwData);
1130             if (This->data_queue)
1131                 This->data_queue = HeapReAlloc(GetProcessHeap(),0, This->data_queue, pd->dwData * sizeof(DIDEVICEOBJECTDATA));
1132             else
1133                 This->data_queue = HeapAlloc(GetProcessHeap(),0, pd->dwData * sizeof(DIDEVICEOBJECTDATA));
1134             This->queue_head = 0;
1135             This->queue_tail = 0;
1136             This->queue_len  = pd->dwData;
1137             break;
1138         }
1139         case (DWORD)DIPROP_RANGE: {
1140             LPCDIPROPRANGE      pr = (LPCDIPROPRANGE)ph;
1141             if (ph->dwHow == DIPH_DEVICE) {
1142                 TRACE("proprange(%ld,%ld) all\n",pr->lMin,pr->lMax);
1143                 for (i = 0; i < This->user_df->dwNumObjs; i++) {
1144                     This->props[i].lMin = pr->lMin;
1145                     This->props[i].lMax = pr->lMax;
1146                 }
1147             } else {
1148                 int obj = find_property(This, ph);
1149                 TRACE("proprange(%ld,%ld) obj=%d\n",pr->lMin,pr->lMax,obj);
1150                 if (obj >= 0) {
1151                     This->props[obj].lMin = pr->lMin;
1152                     This->props[obj].lMax = pr->lMax;
1153                     return DI_OK;
1154                 }
1155             }
1156             break;
1157         }
1158         case (DWORD)DIPROP_DEADZONE: {
1159             LPCDIPROPDWORD      pd = (LPCDIPROPDWORD)ph;
1160             if (ph->dwHow == DIPH_DEVICE) {
1161                 TRACE("deadzone(%ld) all\n",pd->dwData);
1162                 for (i = 0; i < This->user_df->dwNumObjs; i++)
1163                     This->props[i].lDeadZone  = pd->dwData;
1164             } else {
1165                 int obj = find_property(This, ph);
1166                 TRACE("deadzone(%ld) obj=%d\n",pd->dwData,obj);
1167                 if (obj >= 0) {
1168                     This->props[obj].lDeadZone  = pd->dwData;
1169                     return DI_OK;
1170                 }
1171             }
1172             break;
1173         }
1174         case (DWORD)DIPROP_SATURATION: {
1175             LPCDIPROPDWORD      pd = (LPCDIPROPDWORD)ph;
1176             if (ph->dwHow == DIPH_DEVICE) {
1177                 TRACE("saturation(%ld) all\n",pd->dwData);
1178                 for (i = 0; i < This->user_df->dwNumObjs; i++)
1179                     This->props[i].lSaturation = pd->dwData;
1180             } else {
1181                 int obj = find_property(This, ph);
1182                 TRACE("saturation(%ld) obj=%d\n",pd->dwData,obj);
1183                 if (obj >= 0) {
1184                     This->props[obj].lSaturation = pd->dwData;
1185                     return DI_OK;
1186                 }
1187             }
1188             break;
1189         }
1190         default:
1191             FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
1192             break;
1193         }
1194     }
1195
1196     return DI_OK;
1197 }
1198
1199 /******************************************************************************
1200   *     SetEventNotification : specifies event to be sent on state change
1201   */
1202 static HRESULT WINAPI JoystickAImpl_SetEventNotification(
1203         LPDIRECTINPUTDEVICE8A iface, HANDLE hnd
1204 ) {
1205     JoystickImpl *This = (JoystickImpl *)iface;
1206
1207     TRACE("(this=%p,0x%08lx)\n",This,(DWORD)hnd);
1208     This->hEvent = hnd;
1209     return DI_OK;
1210 }
1211
1212 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
1213         LPDIRECTINPUTDEVICE8A iface,
1214         LPDIDEVCAPS lpDIDevCaps)
1215 {
1216     JoystickImpl *This = (JoystickImpl *)iface;
1217     int size;
1218
1219     TRACE("%p->(%p)\n",iface,lpDIDevCaps);
1220
1221     if (lpDIDevCaps == NULL) {
1222         WARN("invalid parameter: lpDIDevCaps = NULL\n");
1223         return DIERR_INVALIDPARAM;
1224     }
1225
1226     size = lpDIDevCaps->dwSize;
1227     CopyMemory(lpDIDevCaps, &This->devcaps, size);
1228     lpDIDevCaps->dwSize = size;
1229
1230     if (TRACE_ON(dinput))
1231         _dump_DIDEVCAPS(lpDIDevCaps);
1232
1233     return DI_OK;
1234 }
1235
1236 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface)
1237 {
1238     JoystickImpl *This = (JoystickImpl *)iface;
1239
1240     TRACE("(%p)\n",This);
1241
1242     if (!This->acquired) {
1243         WARN("not acquired\n");
1244         return DIERR_NOTACQUIRED;
1245     }
1246
1247     joy_polldev(This);
1248     return DI_OK;
1249 }
1250
1251 /******************************************************************************
1252   *     EnumObjects : enumerate the different buttons and axis...
1253   */
1254 static HRESULT WINAPI JoystickAImpl_EnumObjects(
1255         LPDIRECTINPUTDEVICE8A iface,
1256         LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback,
1257         LPVOID lpvRef,
1258         DWORD dwFlags)
1259 {
1260   JoystickImpl *This = (JoystickImpl *)iface;
1261   DIDEVICEOBJECTINSTANCEA ddoi;
1262   BYTE i;
1263   int user_offset;
1264   int user_object;
1265
1266   TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags);
1267   if (TRACE_ON(dinput)) {
1268     TRACE("  - flags = ");
1269     _dump_EnumObjects_flags(dwFlags);
1270     TRACE("\n");
1271   }
1272
1273   /* Only the fields till dwFFMaxForce are relevant */
1274   ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce);
1275
1276   /* For the joystick, do as is done in the GetCapabilities function */
1277   if ((dwFlags == DIDFT_ALL) ||
1278       (dwFlags & DIDFT_AXIS) ||
1279       (dwFlags & DIDFT_POV)) {
1280     int pov[4] = { 0, 0, 0, 0 };
1281     int axes = 0;
1282     int povs = 0;
1283
1284     for (i = 0; i < This->axes; i++) {
1285       int wine_obj = This->axis_map[i];
1286       BOOL skip = FALSE;
1287
1288       switch (wine_obj) {
1289       case 0:
1290         ddoi.guidType = GUID_XAxis;
1291         break;
1292       case 1:
1293         ddoi.guidType = GUID_YAxis;
1294         break;
1295       case 2:
1296         ddoi.guidType = GUID_ZAxis;
1297         break;
1298       case 3:
1299         ddoi.guidType = GUID_RxAxis;
1300         break;
1301       case 4:
1302         ddoi.guidType = GUID_RyAxis;
1303         break;
1304       case 5:
1305         ddoi.guidType = GUID_RzAxis;
1306         break;
1307       case 6:
1308         ddoi.guidType = GUID_Slider;
1309         break;
1310       case 7:
1311         ddoi.guidType = GUID_Slider;
1312         break;
1313       case 8:
1314         pov[0]++;
1315         ddoi.guidType = GUID_POV;
1316         break;
1317       case 9:
1318         pov[1]++;
1319         ddoi.guidType = GUID_POV;
1320         break;
1321       case 10:
1322         pov[2]++;
1323         ddoi.guidType = GUID_POV;
1324         break;
1325       case 11:
1326         pov[3]++;
1327         ddoi.guidType = GUID_POV;
1328         break;
1329       default:
1330         ddoi.guidType = GUID_Unknown;
1331       }
1332       if (wine_obj < 8) {
1333           user_offset = This->offsets[wine_obj];        /* get user offset from wine index */
1334           user_object = offset_to_object(This, user_offset);
1335
1336           ddoi.dwType = This->user_df->rgodf[user_object].dwType & 0x00ffffff;
1337           ddoi.dwOfs =  This->user_df->rgodf[user_object].dwOfs;
1338           sprintf(ddoi.tszName, "Axis %d", axes);
1339           axes++;
1340       } else {
1341           if (pov[wine_obj - 8] < 2) {
1342               user_offset = This->offsets[wine_obj];    /* get user offset from wine index */
1343               user_object = offset_to_object(This, user_offset);
1344
1345               ddoi.dwType = This->user_df->rgodf[user_object].dwType & 0x00ffffff;
1346               ddoi.dwOfs =  This->user_df->rgodf[user_object].dwOfs;
1347               sprintf(ddoi.tszName, "POV %d", povs);
1348               povs++;
1349           } else
1350               skip = TRUE;
1351       }
1352       if (!skip) {
1353           _dump_OBJECTINSTANCEA(&ddoi);
1354           if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE)
1355               return DI_OK;
1356       }
1357     }
1358   }
1359
1360   if ((dwFlags == DIDFT_ALL) ||
1361       (dwFlags & DIDFT_BUTTON)) {
1362
1363     /* The DInput SDK says that GUID_Button is only for mouse buttons but well... */
1364     ddoi.guidType = GUID_Button;
1365
1366     for (i = 0; i < This->buttons; i++) {
1367       user_offset = This->offsets[i + 12];      /* get user offset from wine index */
1368       user_object = offset_to_object(This, user_offset);
1369       ddoi.guidType = GUID_Button;
1370       ddoi.dwType = This->user_df->rgodf[user_object].dwType & 0x00ffffff;
1371       ddoi.dwOfs =  This->user_df->rgodf[user_object].dwOfs;
1372       sprintf(ddoi.tszName, "Button %d", i);
1373       _dump_OBJECTINSTANCEA(&ddoi);
1374       if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) return DI_OK;
1375     }
1376   }
1377
1378   return DI_OK;
1379 }
1380
1381 /******************************************************************************
1382   *     EnumObjects : enumerate the different buttons and axis...
1383   */
1384 static HRESULT WINAPI JoystickWImpl_EnumObjects(
1385         LPDIRECTINPUTDEVICE8W iface,
1386         LPDIENUMDEVICEOBJECTSCALLBACKW lpCallback,
1387         LPVOID lpvRef,
1388         DWORD dwFlags)
1389 {
1390   JoystickImpl *This = (JoystickImpl *)iface;
1391
1392   device_enumobjects_AtoWcb_data data;
1393
1394   data.lpCallBack = lpCallback;
1395   data.lpvRef = lpvRef;
1396
1397   return JoystickAImpl_EnumObjects((LPDIRECTINPUTDEVICE8A) This, (LPDIENUMDEVICEOBJECTSCALLBACKA) DIEnumDevicesCallbackAtoW, (LPVOID) &data, dwFlags);
1398 }
1399
1400 /******************************************************************************
1401   *     GetProperty : get input device properties
1402   */
1403 static HRESULT WINAPI JoystickAImpl_GetProperty(
1404     LPDIRECTINPUTDEVICE8A iface,
1405     REFGUID rguid,
1406     LPDIPROPHEADER pdiph)
1407 {
1408     JoystickImpl *This = (JoystickImpl *)iface;
1409
1410     TRACE("(%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
1411
1412     if (TRACE_ON(dinput))
1413         _dump_DIPROPHEADER(pdiph);
1414
1415     if (!HIWORD(rguid)) {
1416         switch ((DWORD)rguid) {
1417         case (DWORD) DIPROP_BUFFERSIZE: {
1418             LPDIPROPDWORD       pd = (LPDIPROPDWORD)pdiph;
1419             TRACE(" return buffersize = %d\n",This->queue_len);
1420             pd->dwData = This->queue_len;
1421             break;
1422         }
1423         case (DWORD) DIPROP_RANGE: {
1424             LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
1425             int obj = find_property(This, pdiph);
1426             /* The app is querying the current range of the axis
1427              * return the lMin and lMax values */
1428             if (obj >= 0) {
1429                 pr->lMin = This->props[obj].lMin;
1430                 pr->lMax = This->props[obj].lMax;
1431                 TRACE("range(%ld, %ld) obj=%d\n", pr->lMin, pr->lMax, obj);
1432                 return DI_OK;
1433             }
1434             break;
1435         }
1436         case (DWORD) DIPROP_DEADZONE: {
1437             LPDIPROPDWORD       pd = (LPDIPROPDWORD)pdiph;
1438             int obj = find_property(This, pdiph);
1439             if (obj >= 0) {
1440                 pd->dwData = This->props[obj].lDeadZone;
1441                 TRACE("deadzone(%ld) obj=%d\n", pd->dwData, obj);
1442                 return DI_OK;
1443             }
1444             break;
1445         }
1446         case (DWORD) DIPROP_SATURATION: {
1447             LPDIPROPDWORD       pd = (LPDIPROPDWORD)pdiph;
1448             int obj = find_property(This, pdiph);
1449             if (obj >= 0) {
1450                 pd->dwData = This->props[obj].lSaturation;
1451                 TRACE("saturation(%ld) obj=%d\n", pd->dwData, obj);
1452                 return DI_OK;
1453             }
1454             break;
1455         }
1456         default:
1457             FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
1458             break;
1459         }
1460     }
1461
1462     return DI_OK;
1463 }
1464
1465 /******************************************************************************
1466   *     GetObjectInfo : get object info
1467   */
1468 HRESULT WINAPI JoystickAImpl_GetObjectInfo(
1469         LPDIRECTINPUTDEVICE8A iface,
1470         LPDIDEVICEOBJECTINSTANCEA pdidoi,
1471         DWORD dwObj,
1472         DWORD dwHow)
1473 {
1474     JoystickImpl *This = (JoystickImpl *)iface;
1475     DIDEVICEOBJECTINSTANCEA didoiA;
1476     unsigned int i;
1477
1478     TRACE("(%p,%p,%ld,0x%08lx(%s))\n",
1479           iface, pdidoi, dwObj, dwHow,
1480           dwHow == DIPH_BYOFFSET ? "DIPH_BYOFFSET" :
1481           dwHow == DIPH_BYID ? "DIPH_BYID" :
1482           dwHow == DIPH_BYUSAGE ? "DIPH_BYUSAGE" :
1483           "UNKNOWN");
1484
1485     if (pdidoi == NULL) {
1486         WARN("invalid parameter: pdidoi = NULL\n");
1487         return DIERR_INVALIDPARAM;
1488     }
1489
1490     if ((pdidoi->dwSize != sizeof(DIDEVICEOBJECTINSTANCEA)) &&
1491         (pdidoi->dwSize != sizeof(DIDEVICEOBJECTINSTANCE_DX3A))) {
1492         WARN("invalid parameter: pdidoi->dwSize = %ld != %d or %d\n",
1493              pdidoi->dwSize, sizeof(DIDEVICEOBJECTINSTANCEA),
1494              sizeof(DIDEVICEOBJECTINSTANCE_DX3A));
1495         return DIERR_INVALIDPARAM;
1496     }
1497
1498     ZeroMemory(&didoiA, sizeof(didoiA));
1499     didoiA.dwSize = pdidoi->dwSize;
1500
1501     switch (dwHow) {
1502     case DIPH_BYOFFSET: {
1503         int axis = 0;
1504         int pov = 0;
1505         int button = 0;
1506         for (i = 0; i < This->user_df->dwNumObjs; i++) {
1507             if (This->user_df->rgodf[i].dwOfs == dwObj) {
1508                 if (This->user_df->rgodf[i].pguid)
1509                     didoiA.guidType = *This->user_df->rgodf[i].pguid;
1510                 else
1511                     didoiA.guidType = GUID_NULL;
1512
1513                 didoiA.dwOfs = dwObj;
1514                 didoiA.dwType = This->user_df->rgodf[i].dwType;
1515                 didoiA.dwFlags = This->user_df->rgodf[i].dwFlags;
1516
1517                 if (DIDFT_GETTYPE(This->user_df->rgodf[i].dwType) & DIDFT_AXIS)
1518                     sprintf(didoiA.tszName, "Axis %d", axis);
1519                 else if (DIDFT_GETTYPE(This->user_df->rgodf[i].dwType) & DIDFT_POV)
1520                     sprintf(didoiA.tszName, "POV %d", pov);
1521                 else if (DIDFT_GETTYPE(This->user_df->rgodf[i].dwType) & DIDFT_BUTTON)
1522                     sprintf(didoiA.tszName, "Button %d", button);
1523
1524                 CopyMemory(pdidoi, &didoiA, pdidoi->dwSize);
1525                 return DI_OK;
1526             }
1527
1528             if (DIDFT_GETTYPE(This->user_df->rgodf[i].dwType) & DIDFT_AXIS)
1529                 axis++;
1530             else if (DIDFT_GETTYPE(This->user_df->rgodf[i].dwType) & DIDFT_POV)
1531                 pov++;
1532             else if (DIDFT_GETTYPE(This->user_df->rgodf[i].dwType) & DIDFT_BUTTON)
1533                 button++;
1534         }
1535         break;
1536     }
1537     case DIPH_BYID:
1538         FIXME("dwHow = DIPH_BYID not implemented\n");
1539         break;
1540     case DIPH_BYUSAGE:
1541         FIXME("dwHow = DIPH_BYUSAGE not implemented\n");
1542         break;
1543     default:
1544         WARN("invalid parameter: dwHow = %08lx\n", dwHow);
1545         return DIERR_INVALIDPARAM;
1546     }
1547
1548     CopyMemory(pdidoi, &didoiA, pdidoi->dwSize);
1549
1550     return DI_OK;
1551 }
1552
1553 /******************************************************************************
1554   *     GetDeviceInfo : get information about a device's identity
1555   */
1556 HRESULT WINAPI JoystickAImpl_GetDeviceInfo(
1557     LPDIRECTINPUTDEVICE8A iface,
1558     LPDIDEVICEINSTANCEA pdidi)
1559 {
1560     JoystickImpl *This = (JoystickImpl *)iface;
1561
1562     TRACE("(%p,%p)\n", iface, pdidi);
1563
1564     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3A)) &&
1565         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA))) {
1566         WARN("invalid parameter: pdidi->dwSize = %ld != %d or %d\n",
1567              pdidi->dwSize, sizeof(DIDEVICEINSTANCE_DX3A),
1568              sizeof(DIDEVICEINSTANCEA));
1569         return DIERR_INVALIDPARAM;
1570     }
1571
1572     /* Return joystick */
1573     pdidi->guidInstance = GUID_Joystick;
1574     pdidi->guidProduct = DInput_Wine_Joystick_GUID;
1575     /* we only support traditional joysticks for now */
1576     pdidi->dwDevType = This->devcaps.dwDevType;
1577     strcpy(pdidi->tszInstanceName, "Joystick");
1578     strcpy(pdidi->tszProductName, This->name);
1579     if (pdidi->dwSize > sizeof(DIDEVICEINSTANCE_DX3A)) {
1580         pdidi->guidFFDriver = GUID_NULL;
1581         pdidi->wUsagePage = 0;
1582         pdidi->wUsage = 0;
1583     }
1584
1585     return DI_OK;
1586 }
1587
1588 /******************************************************************************
1589   *     GetDeviceInfo : get information about a device's identity
1590   */
1591 HRESULT WINAPI JoystickWImpl_GetDeviceInfo(
1592     LPDIRECTINPUTDEVICE8W iface,
1593     LPDIDEVICEINSTANCEW pdidi)
1594 {
1595     JoystickImpl *This = (JoystickImpl *)iface;
1596
1597     TRACE("(%p,%p)\n", iface, pdidi);
1598
1599     if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
1600         (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW))) {
1601         WARN("invalid parameter: pdidi->dwSize = %ld != %d or %d\n",
1602              pdidi->dwSize, sizeof(DIDEVICEINSTANCE_DX3W),
1603              sizeof(DIDEVICEINSTANCEW));
1604         return DIERR_INVALIDPARAM;
1605     }
1606
1607     /* Return joystick */
1608     pdidi->guidInstance = GUID_Joystick;
1609     pdidi->guidProduct = DInput_Wine_Joystick_GUID;
1610     /* we only support traditional joysticks for now */
1611     pdidi->dwDevType = This->devcaps.dwDevType;
1612     MultiByteToWideChar(CP_ACP, 0, "Joystick", -1, pdidi->tszInstanceName, MAX_PATH);
1613     MultiByteToWideChar(CP_ACP, 0, This->name, -1, pdidi->tszProductName, MAX_PATH);
1614     if (pdidi->dwSize > sizeof(DIDEVICEINSTANCE_DX3W)) {
1615         pdidi->guidFFDriver = GUID_NULL;
1616         pdidi->wUsagePage = 0;
1617         pdidi->wUsage = 0;
1618     }
1619
1620     return DI_OK;
1621 }
1622
1623 static IDirectInputDevice8AVtbl JoystickAvt =
1624 {
1625         IDirectInputDevice2AImpl_QueryInterface,
1626         IDirectInputDevice2AImpl_AddRef,
1627         JoystickAImpl_Release,
1628         JoystickAImpl_GetCapabilities,
1629         JoystickAImpl_EnumObjects,
1630         JoystickAImpl_GetProperty,
1631         JoystickAImpl_SetProperty,
1632         JoystickAImpl_Acquire,
1633         JoystickAImpl_Unacquire,
1634         JoystickAImpl_GetDeviceState,
1635         JoystickAImpl_GetDeviceData,
1636         JoystickAImpl_SetDataFormat,
1637         JoystickAImpl_SetEventNotification,
1638         IDirectInputDevice2AImpl_SetCooperativeLevel,
1639         JoystickAImpl_GetObjectInfo,
1640         JoystickAImpl_GetDeviceInfo,
1641         IDirectInputDevice2AImpl_RunControlPanel,
1642         IDirectInputDevice2AImpl_Initialize,
1643         IDirectInputDevice2AImpl_CreateEffect,
1644         IDirectInputDevice2AImpl_EnumEffects,
1645         IDirectInputDevice2AImpl_GetEffectInfo,
1646         IDirectInputDevice2AImpl_GetForceFeedbackState,
1647         IDirectInputDevice2AImpl_SendForceFeedbackCommand,
1648         IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
1649         IDirectInputDevice2AImpl_Escape,
1650         JoystickAImpl_Poll,
1651         IDirectInputDevice2AImpl_SendDeviceData,
1652         IDirectInputDevice7AImpl_EnumEffectsInFile,
1653         IDirectInputDevice7AImpl_WriteEffectToFile,
1654         IDirectInputDevice8AImpl_BuildActionMap,
1655         IDirectInputDevice8AImpl_SetActionMap,
1656         IDirectInputDevice8AImpl_GetImageInfo
1657 };
1658
1659 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
1660 # define XCAST(fun)     (typeof(SysJoystickWvt.fun))
1661 #else
1662 # define XCAST(fun)     (void*)
1663 #endif
1664
1665 static IDirectInputDevice8WVtbl SysJoystickWvt =
1666 {
1667         IDirectInputDevice2WImpl_QueryInterface,
1668         XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
1669         XCAST(Release)JoystickAImpl_Release,
1670         XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
1671         JoystickWImpl_EnumObjects,
1672         XCAST(GetProperty)JoystickAImpl_GetProperty,
1673         XCAST(SetProperty)JoystickAImpl_SetProperty,
1674         XCAST(Acquire)JoystickAImpl_Acquire,
1675         XCAST(Unacquire)JoystickAImpl_Unacquire,
1676         XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
1677         XCAST(GetDeviceData)JoystickAImpl_GetDeviceData,
1678         XCAST(SetDataFormat)JoystickAImpl_SetDataFormat,
1679         XCAST(SetEventNotification)JoystickAImpl_SetEventNotification,
1680         XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
1681         IDirectInputDevice2WImpl_GetObjectInfo,
1682         JoystickWImpl_GetDeviceInfo,
1683         XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
1684         XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
1685         XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
1686         IDirectInputDevice2WImpl_EnumEffects,
1687         IDirectInputDevice2WImpl_GetEffectInfo,
1688         XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
1689         XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
1690         XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
1691         XCAST(Escape)IDirectInputDevice2AImpl_Escape,
1692         XCAST(Poll)JoystickAImpl_Poll,
1693         XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
1694         IDirectInputDevice7WImpl_EnumEffectsInFile,
1695         IDirectInputDevice7WImpl_WriteEffectToFile,
1696         IDirectInputDevice8WImpl_BuildActionMap,
1697         IDirectInputDevice8WImpl_SetActionMap,
1698         IDirectInputDevice8WImpl_GetImageInfo
1699 };
1700 #undef XCAST
1701
1702 #endif  /* HAVE_LINUX_22_JOYSTICK_API */