1 /* DirectInput Joystick device
3 * Copyright 1998 Marcus Meissner
4 * Copyright 1998,1999 Lionel Ulmer
5 * Copyright 2000-2001 TransGaming Technologies Inc.
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.
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.
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
24 #ifdef HAVE_LINUX_22_JOYSTICK_API
31 #include <sys/fcntl.h>
32 #ifdef HAVE_SYS_IOCTL_H
33 # include <sys/ioctl.h>
36 #ifdef HAVE_SYS_ERRNO_H
37 # include <sys/errno.h>
39 #ifdef HAVE_LINUX_JOYSTICK_H
40 # include <linux/joystick.h>
42 #define JOYDEV "/dev/js0"
44 #include "wine/debug.h"
50 #include "dinput_private.h"
51 #include "device_private.h"
53 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
55 /* Wine joystick driver object instances */
56 #define WINE_JOYSTICK_AXIS_BASE 0
57 #define WINE_JOYSTICK_BUTTON_BASE 8
59 typedef struct JoystickAImpl JoystickAImpl;
60 static ICOM_VTABLE(IDirectInputDevice8A) JoystickAvt;
67 /* The 'parent' DInput */
68 IDirectInputAImpl *dinput;
70 /* joystick private */
74 LONG lMin,lMax,deadzone;
75 LPDIDEVICEOBJECTDATA data_queue;
76 int queue_head, queue_tail, queue_len;
80 static GUID DInput_Wine_Joystick_GUID = { /* 9e573ed9-7734-11d2-8d4a-23903fb6bdf7 */
84 {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
87 static BOOL joydev_enum_device(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi)
91 if (dwFlags & DIEDFL_FORCEFEEDBACK)
94 if ((dwDevType==0) || (GET_DIDEVICE_TYPE(dwDevType)==DIDEVTYPE_JOYSTICK)) {
95 /* check whether we have a joystick */
96 if ((fd = open(JOYDEV,O_RDONLY) != -1) || (errno!=ENODEV && errno!=ENOENT)) {
97 TRACE("Enumerating the linux Joystick device\n");
100 lpddi->guidInstance = GUID_Joystick;
101 lpddi->guidProduct = DInput_Wine_Joystick_GUID;
102 /* we only support traditional joysticks for now */
103 lpddi->dwDevType = DIDEVTYPE_JOYSTICK |
104 (DIDEVTYPEJOYSTICK_TRADITIONAL<<8);
105 strcpy(lpddi->tszInstanceName, "Joystick");
106 /* ioctl JSIOCGNAME(len) */
107 strcpy(lpddi->tszProductName, "Wine Joystick");
109 lpddi->guidFFDriver = GUID_NULL;
119 static JoystickAImpl *alloc_device(REFGUID rguid, LPVOID jvt, IDirectInputAImpl *dinput)
121 JoystickAImpl* newDevice;
123 newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickAImpl));
124 newDevice->lpVtbl = jvt;
126 newDevice->joyfd = -1;
127 newDevice->lMin = -32768;
128 newDevice->lMax = +32767;
129 newDevice->dinput = dinput;
130 memcpy(&(newDevice->guid),rguid,sizeof(*rguid));
135 static HRESULT joydev_create_device(IDirectInputAImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
137 if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
138 (IsEqualGUID(&DInput_Wine_Joystick_GUID,rguid))) {
139 if ((riid == NULL) ||
140 IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
141 IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
142 IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
143 IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
144 *pdev=(IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput);
146 TRACE("Creating a Joystick device (%p)\n", *pdev);
149 return DIERR_NOINTERFACE;
152 return DIERR_DEVICENOTREG;
155 static dinput_device joydev = {
161 DECL_GLOBAL_CONSTRUCTOR(joydev_register) { dinput_register_device(&joydev); }
163 /******************************************************************************
166 static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
168 ICOM_THIS(JoystickAImpl,iface);
174 /* Free the data queue */
175 if (This->data_queue != NULL)
176 HeapFree(GetProcessHeap(),0,This->data_queue);
178 /* Free the DataFormat */
179 HeapFree(GetProcessHeap(), 0, This->df);
181 HeapFree(GetProcessHeap(),0,This);
185 /******************************************************************************
186 * SetDataFormat : the application can choose the format of the data
187 * the device driver sends back with GetDeviceState.
189 static HRESULT WINAPI JoystickAImpl_SetDataFormat(
190 LPDIRECTINPUTDEVICE8A iface,LPCDIDATAFORMAT df
193 ICOM_THIS(JoystickAImpl,iface);
196 TRACE("(this=%p,%p)\n",This,df);
198 TRACE("(df.dwSize=%ld)\n",df->dwSize);
199 TRACE("(df.dwObjsize=%ld)\n",df->dwObjSize);
200 TRACE("(df.dwFlags=0x%08lx)\n",df->dwFlags);
201 TRACE("(df.dwDataSize=%ld)\n",df->dwDataSize);
202 TRACE("(df.dwNumObjs=%ld)\n",df->dwNumObjs);
204 for (i=0;i<df->dwNumObjs;i++) {
205 TRACE("df.rgodf[%d].guid %s (%p)\n",i,debugstr_guid(df->rgodf[i].pguid), df->rgodf[i].pguid);
206 TRACE("df.rgodf[%d].dwOfs %ld\n",i,df->rgodf[i].dwOfs);
207 TRACE("dwType 0x%02x,dwInstance %d\n",DIDFT_GETTYPE(df->rgodf[i].dwType),DIDFT_GETINSTANCE(df->rgodf[i].dwType));
208 TRACE("df.rgodf[%d].dwFlags 0x%08lx\n",i,df->rgodf[i].dwFlags);
211 /* Store the new data format */
212 This->df = HeapAlloc(GetProcessHeap(),0,df->dwSize);
213 memcpy(This->df, df, df->dwSize);
214 This->df->rgodf = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*df->dwObjSize);
215 memcpy(This->df->rgodf,df->rgodf,df->dwNumObjs*df->dwObjSize);
220 /******************************************************************************
221 * Acquire : gets exclusive control of the joystick
223 static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
225 ICOM_THIS(JoystickAImpl,iface);
227 TRACE("(this=%p)\n",This);
230 This->joyfd=open(JOYDEV,O_RDONLY);
232 return DIERR_NOTFOUND;
236 /******************************************************************************
237 * Unacquire : frees the joystick
239 static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
241 ICOM_THIS(JoystickAImpl,iface);
243 TRACE("(this=%p)\n",This);
244 if (This->joyfd!=-1) {
251 #define map_axis(val) ((val+32768)*(This->lMax-This->lMin)/65536+This->lMin)
253 static void joy_polldev(JoystickAImpl *This) {
261 memset(&tv,0,sizeof(tv));
262 FD_ZERO(&readfds);FD_SET(This->joyfd,&readfds);
263 if (1>select(This->joyfd+1,&readfds,NULL,NULL,&tv))
265 /* we have one event, so we can read */
266 if (sizeof(jse)!=read(This->joyfd,&jse,sizeof(jse))) {
269 TRACE("js_event: type 0x%x, number %d, value %d\n",jse.type,jse.number,jse.value);
270 if (jse.type & JS_EVENT_BUTTON) {
271 GEN_EVENT(DIJOFS_BUTTON(jse.number),jse.value?0x80:0x00,jse.time,(This->dinput->evsequence)++);
272 This->js.rgbButtons[jse.number] = jse.value?0x80:0x00;
274 if (jse.type & JS_EVENT_AXIS) {
275 switch (jse.number) {
277 GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++);
278 This->js.lX = map_axis(jse.value);
281 GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++);
282 This->js.lY = map_axis(jse.value);
285 GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++);
286 This->js.lZ = map_axis(jse.value);
289 FIXME("more than 3 axes (%d) not handled!\n",jse.number);
296 /******************************************************************************
297 * GetDeviceState : returns the "state" of the joystick.
300 static HRESULT WINAPI JoystickAImpl_GetDeviceState(
301 LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
303 ICOM_THIS(JoystickAImpl,iface);
306 TRACE("(this=%p,0x%08lx,%p)\n",This,len,ptr);
307 if (len != sizeof(DIJOYSTATE)) {
308 FIXME("len %ld is not sizeof(DIJOYSTATE), unsupported format.\n",len);
310 memcpy(ptr,&(This->js),len);
311 This->queue_head = 0;
312 This->queue_tail = 0;
316 /******************************************************************************
317 * GetDeviceData : gets buffered input data.
319 static HRESULT WINAPI JoystickAImpl_GetDeviceData(LPDIRECTINPUTDEVICE8A iface,
321 LPDIDEVICEOBJECTDATA dod,
325 ICOM_THIS(JoystickAImpl,iface);
327 FIXME("(%p)->(dods=%ld,entries=%ld,fl=0x%08lx),STUB!\n",This,dodsize,*entries,flags);
330 if (flags & DIGDD_PEEK)
331 FIXME("DIGDD_PEEK\n");
339 /******************************************************************************
340 * SetProperty : change input device properties
342 static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE8A iface,
346 ICOM_THIS(JoystickAImpl,iface);
348 FIXME("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
349 FIXME("ph.dwSize = %ld, ph.dwHeaderSize =%ld, ph.dwObj = %ld, ph.dwHow= %ld\n",ph->dwSize, ph->dwHeaderSize,ph->dwObj,ph->dwHow);
351 if (!HIWORD(rguid)) {
352 switch ((DWORD)rguid) {
353 case (DWORD) DIPROP_BUFFERSIZE: {
354 LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
356 FIXME("buffersize = %ld\n",pd->dwData);
359 case (DWORD)DIPROP_RANGE: {
360 LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph;
362 FIXME("proprange(%ld,%ld)\n",pr->lMin,pr->lMax);
363 This->lMin = pr->lMin;
364 This->lMax = pr->lMax;
367 case (DWORD)DIPROP_DEADZONE: {
368 LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
370 FIXME("deadzone(%ld)\n",pd->dwData);
371 This->deadzone = pd->dwData;
375 FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
382 /******************************************************************************
383 * SetEventNotification : specifies event to be sent on state change
385 static HRESULT WINAPI JoystickAImpl_SetEventNotification(
386 LPDIRECTINPUTDEVICE8A iface, HANDLE hnd
388 ICOM_THIS(JoystickAImpl,iface);
390 TRACE("(this=%p,0x%08lx)\n",This,(DWORD)hnd);
395 static HRESULT WINAPI JoystickAImpl_GetCapabilities(
396 LPDIRECTINPUTDEVICE8A iface,
397 LPDIDEVCAPS lpDIDevCaps)
399 ICOM_THIS(JoystickAImpl,iface);
401 int xfd = This->joyfd;
403 TRACE("%p->(%p)\n",iface,lpDIDevCaps);
405 xfd = open(JOYDEV,O_RDONLY);
406 lpDIDevCaps->dwFlags = DIDC_ATTACHED;
407 lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK;
409 if (-1==ioctl(xfd,JSIOCGAXES,&axes))
411 lpDIDevCaps->dwAxes = axes;
414 if (-1==ioctl(xfd,JSIOCGAXES,&buttons))
416 lpDIDevCaps->dwButtons = buttons;
418 if (xfd!=This->joyfd)
422 static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface) {
423 ICOM_THIS(JoystickAImpl,iface);
430 /******************************************************************************
431 * EnumObjects : enumerate the different buttons and axis...
433 static HRESULT WINAPI JoystickAImpl_EnumObjects(
434 LPDIRECTINPUTDEVICE8A iface,
435 LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback,
439 ICOM_THIS(JoystickAImpl,iface);
440 DIDEVICEOBJECTINSTANCEA ddoi;
441 int xfd = This->joyfd;
443 TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags);
444 if (TRACE_ON(dinput)) {
445 DPRINTF(" - flags = ");
446 _dump_EnumObjects_flags(dwFlags);
450 /* Only the fields till dwFFMaxForce are relevant */
451 ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce);
453 /* For the joystick, do as is done in the GetCapabilities function */
454 if ((dwFlags == DIDFT_ALL) ||
455 (dwFlags & DIDFT_AXIS)) {
459 if (-1==ioctl(xfd,JSIOCGAXES,&axes))
463 for (i = 0; i < axes; i++) {
466 ddoi.guidType = GUID_XAxis;
467 ddoi.dwOfs = DIJOFS_X;
470 ddoi.guidType = GUID_YAxis;
471 ddoi.dwOfs = DIJOFS_Y;
474 ddoi.guidType = GUID_ZAxis;
475 ddoi.dwOfs = DIJOFS_Z;
478 ddoi.guidType = GUID_Unknown;
479 ddoi.dwOfs = DIJOFS_Z + (i - 2) * sizeof(LONG);
481 ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << i) << WINE_JOYSTICK_AXIS_BASE) | DIDFT_ABSAXIS;
482 sprintf(ddoi.tszName, "%d-Axis", i);
483 _dump_OBJECTINSTANCEA(&ddoi);
484 if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) return DI_OK;
488 if ((dwFlags == DIDFT_ALL) ||
489 (dwFlags & DIDFT_BUTTON)) {
493 if (-1==ioctl(xfd,JSIOCGAXES,&buttons))
497 /* The DInput SDK says that GUID_Button is only for mouse buttons but well... */
498 ddoi.guidType = GUID_Button;
500 for (i = 0; i < buttons; i++) {
501 ddoi.dwOfs = DIJOFS_BUTTON(i);
502 ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << i) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON;
503 sprintf(ddoi.tszName, "%d-Button", i);
504 _dump_OBJECTINSTANCEA(&ddoi);
505 if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) return DI_OK;
509 if (xfd!=This->joyfd)
515 /******************************************************************************
516 * GetProperty : get input device properties
518 static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
520 LPDIPROPHEADER pdiph)
522 ICOM_THIS(JoystickAImpl,iface);
524 TRACE("(this=%p,%s,%p): stub!\n",
525 iface, debugstr_guid(rguid), pdiph);
527 if (TRACE_ON(dinput))
528 _dump_DIPROPHEADER(pdiph);
530 if (!HIWORD(rguid)) {
531 switch ((DWORD)rguid) {
532 case (DWORD) DIPROP_BUFFERSIZE: {
533 LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
535 TRACE(" return buffersize = %d\n",This->queue_len);
536 pd->dwData = This->queue_len;
540 case (DWORD) DIPROP_RANGE: {
541 LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
543 if ((pdiph->dwHow == DIPH_BYID) &&
544 (pdiph->dwObj & DIDFT_ABSAXIS)) {
545 /* The app is querying the current range of the axis : return the lMin and lMax values */
546 pr->lMin = This->lMin;
547 pr->lMax = This->lMax;
554 FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid));
563 static ICOM_VTABLE(IDirectInputDevice8A) JoystickAvt =
565 ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
566 IDirectInputDevice2AImpl_QueryInterface,
567 IDirectInputDevice2AImpl_AddRef,
568 JoystickAImpl_Release,
569 JoystickAImpl_GetCapabilities,
570 JoystickAImpl_EnumObjects,
571 JoystickAImpl_GetProperty,
572 JoystickAImpl_SetProperty,
573 JoystickAImpl_Acquire,
574 JoystickAImpl_Unacquire,
575 JoystickAImpl_GetDeviceState,
576 JoystickAImpl_GetDeviceData,
577 JoystickAImpl_SetDataFormat,
578 JoystickAImpl_SetEventNotification,
579 IDirectInputDevice2AImpl_SetCooperativeLevel,
580 IDirectInputDevice2AImpl_GetObjectInfo,
581 IDirectInputDevice2AImpl_GetDeviceInfo,
582 IDirectInputDevice2AImpl_RunControlPanel,
583 IDirectInputDevice2AImpl_Initialize,
584 IDirectInputDevice2AImpl_CreateEffect,
585 IDirectInputDevice2AImpl_EnumEffects,
586 IDirectInputDevice2AImpl_GetEffectInfo,
587 IDirectInputDevice2AImpl_GetForceFeedbackState,
588 IDirectInputDevice2AImpl_SendForceFeedbackCommand,
589 IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
590 IDirectInputDevice2AImpl_Escape,
592 IDirectInputDevice2AImpl_SendDeviceData,
593 IDirectInputDevice7AImpl_EnumEffectsInFile,
594 IDirectInputDevice7AImpl_WriteEffectToFile,
595 IDirectInputDevice8AImpl_BuildActionMap,
596 IDirectInputDevice8AImpl_SetActionMap,
597 IDirectInputDevice8AImpl_GetImageInfo
600 #endif /* HAVE_LINUX_22_JOYSTICK_API */