/* DirectInput Joystick device * * Copyright 1998 Marcus Meissner * Copyright 1998,1999 Lionel Ulmer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "config.h" #ifdef HAVE_LINUX_22_JOYSTICK_API #include #include #include #include #include #include #ifdef HAVE_SYS_IOCTL_H # include #endif #include #ifdef HAVE_SYS_ERRNO_H # include #endif #ifdef HAVE_LINUX_JOYSTICK_H # include #endif #define JOYDEV "/dev/js0" #include "wine/debug.h" #include "winbase.h" #include "winerror.h" #include "windef.h" #include "dinput.h" #include "dinput_private.h" #include "device_private.h" WINE_DEFAULT_DEBUG_CHANNEL(dinput); /* Wine joystick driver object instances */ #define WINE_JOYSTICK_AXIS_BASE 0 #define WINE_JOYSTICK_BUTTON_BASE 8 typedef struct JoystickAImpl JoystickAImpl; static ICOM_VTABLE(IDirectInputDevice2A) JoystickAvt; static ICOM_VTABLE(IDirectInputDevice7A) Joystick7Avt; struct JoystickAImpl { /* IDirectInputDevice2AImpl */ ICOM_VFIELD(IDirectInputDevice2A); DWORD ref; GUID guid; /* The 'parent' DInput */ IDirectInputAImpl *dinput; /* joystick private */ int joyfd; LPDIDATAFORMAT df; HANDLE hEvent; LONG lMin,lMax,deadzone; LPDIDEVICEOBJECTDATA data_queue; int queue_head, queue_tail, queue_len; DIJOYSTATE js; }; static GUID DInput_Wine_Joystick_GUID = { /* 9e573ed9-7734-11d2-8d4a-23903fb6bdf7 */ 0x9e573ed9, 0x7734, 0x11d2, {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7} }; static BOOL joydev_enum_device(DWORD dwDevType, DWORD dwFlags, LPCDIDEVICEINSTANCEA lpddi) { if ((dwDevType==0) || (GET_DIDEVICE_TYPE(dwDevType)==DIDEVTYPE_JOYSTICK)) { /* check whether we have a joystick */ if ((access(JOYDEV,O_RDONLY) != -1) || (errno!=ENODEV && errno!=ENOENT)) { TRACE("Enumerating the Joystick device\n"); /* Return joystick */ lpddi->guidInstance = GUID_Joystick; lpddi->guidProduct = DInput_Wine_Joystick_GUID; /* we only support traditional joysticks for now */ lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL<<8); strcpy(lpddi->tszInstanceName, "Joystick"); /* ioctl JSIOCGNAME(len) */ strcpy(lpddi->tszProductName, "Wine Joystick"); return TRUE; } } return FALSE; } static JoystickAImpl *alloc_device(REFGUID rguid, ICOM_VTABLE(IDirectInputDevice2A) *jvt, IDirectInputAImpl *dinput) { JoystickAImpl* newDevice; newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickAImpl)); newDevice->ref = 1; ICOM_VTBL(newDevice) = jvt; newDevice->joyfd = -1; newDevice->lMin = -32768; newDevice->lMax = +32767; newDevice->dinput = dinput; memcpy(&(newDevice->guid),rguid,sizeof(*rguid)); return newDevice; } static HRESULT joydev_create_device(IDirectInputAImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev) { if ((IsEqualGUID(&GUID_Joystick,rguid)) || (IsEqualGUID(&DInput_Wine_Joystick_GUID,rguid))) { if ((riid == NULL) || (IsEqualGUID(&IID_IDirectInputDevice2A,riid)) || (IsEqualGUID(&IID_IDirectInputDevice2A,riid))) { *pdev=(IDirectInputDeviceA*) alloc_device(rguid, &JoystickAvt, dinput); TRACE("Creating a Joystick device (%p)\n", *pdev); return DI_OK; } else if (IsEqualGUID(&IID_IDirectInputDevice7A,riid)) { *pdev=(IDirectInputDeviceA*) alloc_device(rguid, (ICOM_VTABLE(IDirectInputDevice2A) *) &Joystick7Avt, dinput); TRACE("Creating a Joystick DInput7A device (%p)\n", *pdev); return DI_OK; } else return DIERR_NOINTERFACE; } return DIERR_DEVICENOTREG; } static dinput_device joydev = { 10, joydev_enum_device, joydev_create_device }; DECL_GLOBAL_CONSTRUCTOR(joydev_register) { dinput_register_device(&joydev); } /****************************************************************************** * Joystick */ static ULONG WINAPI JoystickAImpl_Release(LPDIRECTINPUTDEVICE2A iface) { ICOM_THIS(JoystickAImpl,iface); This->ref--; if (This->ref) return This->ref; /* Free the data queue */ if (This->data_queue != NULL) HeapFree(GetProcessHeap(),0,This->data_queue); /* Free the DataFormat */ HeapFree(GetProcessHeap(), 0, This->df); HeapFree(GetProcessHeap(),0,This); return 0; } /****************************************************************************** * SetDataFormat : the application can choose the format of the data * the device driver sends back with GetDeviceState. */ static HRESULT WINAPI JoystickAImpl_SetDataFormat( LPDIRECTINPUTDEVICE2A iface,LPCDIDATAFORMAT df ) { ICOM_THIS(JoystickAImpl,iface); int i; TRACE("(this=%p,%p)\n",This,df); TRACE("(df.dwSize=%ld)\n",df->dwSize); TRACE("(df.dwObjsize=%ld)\n",df->dwObjSize); TRACE("(df.dwFlags=0x%08lx)\n",df->dwFlags); TRACE("(df.dwDataSize=%ld)\n",df->dwDataSize); TRACE("(df.dwNumObjs=%ld)\n",df->dwNumObjs); for (i=0;idwNumObjs;i++) { TRACE("df.rgodf[%d].guid %s (%p)\n",i,debugstr_guid(df->rgodf[i].pguid), df->rgodf[i].pguid); TRACE("df.rgodf[%d].dwOfs %ld\n",i,df->rgodf[i].dwOfs); TRACE("dwType 0x%02x,dwInstance %d\n",DIDFT_GETTYPE(df->rgodf[i].dwType),DIDFT_GETINSTANCE(df->rgodf[i].dwType)); TRACE("df.rgodf[%d].dwFlags 0x%08lx\n",i,df->rgodf[i].dwFlags); } /* Store the new data format */ This->df = HeapAlloc(GetProcessHeap(),0,df->dwSize); memcpy(This->df, df, df->dwSize); This->df->rgodf = HeapAlloc(GetProcessHeap(),0,df->dwNumObjs*df->dwObjSize); memcpy(This->df->rgodf,df->rgodf,df->dwNumObjs*df->dwObjSize); return 0; } /****************************************************************************** * Acquire : gets exclusive control of the joystick */ static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE2A iface) { ICOM_THIS(JoystickAImpl,iface); TRACE("(this=%p)\n",This); if (This->joyfd!=-1) return 0; This->joyfd=open(JOYDEV,O_RDONLY); if (This->joyfd==-1) return DIERR_NOTFOUND; return 0; } /****************************************************************************** * Unacquire : frees the joystick */ static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE2A iface) { ICOM_THIS(JoystickAImpl,iface); TRACE("(this=%p)\n",This); if (This->joyfd!=-1) { close(This->joyfd); This->joyfd = -1; } return DI_OK; } #define map_axis(val) ((val+32768)*(This->lMax-This->lMin)/65536+This->lMin) static void joy_polldev(JoystickAImpl *This) { struct timeval tv; fd_set readfds; struct js_event jse; if (This->joyfd==-1) return; while (1) { memset(&tv,0,sizeof(tv)); FD_ZERO(&readfds);FD_SET(This->joyfd,&readfds); if (1>select(This->joyfd+1,&readfds,NULL,NULL,&tv)) return; /* we have one event, so we can read */ if (sizeof(jse)!=read(This->joyfd,&jse,sizeof(jse))) { return; } TRACE("js_event: type 0x%x, number %d, value %d\n",jse.type,jse.number,jse.value); if (jse.type & JS_EVENT_BUTTON) { GEN_EVENT(DIJOFS_BUTTON(jse.number),jse.value?0x80:0x00,jse.time,(This->dinput->evsequence)++); This->js.rgbButtons[jse.number] = jse.value?0x80:0x00; } if (jse.type & JS_EVENT_AXIS) { switch (jse.number) { case 0: GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++); This->js.lX = map_axis(jse.value); break; case 1: GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++); This->js.lY = map_axis(jse.value); break; case 2: GEN_EVENT(jse.number*4,jse.value,jse.time,(This->dinput->evsequence)++); This->js.lZ = map_axis(jse.value); break; default: FIXME("more than 3 axes (%d) not handled!\n",jse.number); break; } } } } /****************************************************************************** * GetDeviceState : returns the "state" of the joystick. * */ static HRESULT WINAPI JoystickAImpl_GetDeviceState( LPDIRECTINPUTDEVICE2A iface,DWORD len,LPVOID ptr ) { ICOM_THIS(JoystickAImpl,iface); joy_polldev(This); TRACE("(this=%p,0x%08lx,%p)\n",This,len,ptr); if (len != sizeof(DIJOYSTATE)) { FIXME("len %ld is not sizeof(DIJOYSTATE), unsupported format.\n",len); } memcpy(ptr,&(This->js),len); This->queue_head = 0; This->queue_tail = 0; return 0; } /****************************************************************************** * GetDeviceData : gets buffered input data. */ static HRESULT WINAPI JoystickAImpl_GetDeviceData(LPDIRECTINPUTDEVICE2A iface, DWORD dodsize, LPDIDEVICEOBJECTDATA dod, LPDWORD entries, DWORD flags ) { ICOM_THIS(JoystickAImpl,iface); FIXME("(%p)->(dods=%ld,entries=%ld,fl=0x%08lx),STUB!\n",This,dodsize,*entries,flags); joy_polldev(This); if (flags & DIGDD_PEEK) FIXME("DIGDD_PEEK\n"); if (dod == NULL) { } else { } return 0; } /****************************************************************************** * SetProperty : change input device properties */ static HRESULT WINAPI JoystickAImpl_SetProperty(LPDIRECTINPUTDEVICE2A iface, REFGUID rguid, LPCDIPROPHEADER ph) { ICOM_THIS(JoystickAImpl,iface); FIXME("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph); FIXME("ph.dwSize = %ld, ph.dwHeaderSize =%ld, ph.dwObj = %ld, ph.dwHow= %ld\n",ph->dwSize, ph->dwHeaderSize,ph->dwObj,ph->dwHow); if (!HIWORD(rguid)) { switch ((DWORD)rguid) { case (DWORD) DIPROP_BUFFERSIZE: { LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph; FIXME("buffersize = %ld\n",pd->dwData); break; } case (DWORD)DIPROP_RANGE: { LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph; FIXME("proprange(%ld,%ld)\n",pr->lMin,pr->lMax); This->lMin = pr->lMin; This->lMax = pr->lMax; break; } case (DWORD)DIPROP_DEADZONE: { LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph; FIXME("deadzone(%ld)\n",pd->dwData); This->deadzone = pd->dwData; break; } default: FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid)); break; } } return 0; } /****************************************************************************** * SetEventNotification : specifies event to be sent on state change */ static HRESULT WINAPI JoystickAImpl_SetEventNotification( LPDIRECTINPUTDEVICE2A iface, HANDLE hnd ) { ICOM_THIS(JoystickAImpl,iface); TRACE("(this=%p,0x%08lx)\n",This,(DWORD)hnd); This->hEvent = hnd; return DI_OK; } static HRESULT WINAPI JoystickAImpl_GetCapabilities( LPDIRECTINPUTDEVICE2A iface, LPDIDEVCAPS lpDIDevCaps) { ICOM_THIS(JoystickAImpl,iface); BYTE axes,buttons; int xfd = This->joyfd; TRACE("%p->(%p)\n",iface,lpDIDevCaps); if (xfd==-1) xfd = open(JOYDEV,O_RDONLY); lpDIDevCaps->dwFlags = DIDC_ATTACHED; lpDIDevCaps->dwDevType = DIDEVTYPE_JOYSTICK; #ifdef JSIOCGAXES if (-1==ioctl(xfd,JSIOCGAXES,&axes)) axes = 2; lpDIDevCaps->dwAxes = axes; #endif #ifdef JSIOCGBUTTONS if (-1==ioctl(xfd,JSIOCGAXES,&buttons)) buttons = 2; lpDIDevCaps->dwButtons = buttons; #endif if (xfd!=This->joyfd) close(xfd); return DI_OK; } static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE2A iface) { ICOM_THIS(JoystickAImpl,iface); TRACE("(),stub!\n"); joy_polldev(This); return DI_OK; } /****************************************************************************** * EnumObjects : enumerate the different buttons and axis... */ static HRESULT WINAPI JoystickAImpl_EnumObjects( LPDIRECTINPUTDEVICE2A iface, LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback, LPVOID lpvRef, DWORD dwFlags) { ICOM_THIS(JoystickAImpl,iface); DIDEVICEOBJECTINSTANCEA ddoi; int xfd = This->joyfd; TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags); if (TRACE_ON(dinput)) { DPRINTF(" - flags = "); _dump_EnumObjects_flags(dwFlags); DPRINTF("\n"); } /* Only the fields till dwFFMaxForce are relevant */ ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce); /* For the joystick, do as is done in the GetCapabilities function */ if ((dwFlags == DIDFT_ALL) || (dwFlags & DIDFT_AXIS)) { BYTE axes, i; #ifdef JSIOCGAXES if (-1==ioctl(xfd,JSIOCGAXES,&axes)) axes = 2; #endif for (i = 0; i < axes; i++) { switch (i) { case 0: ddoi.guidType = GUID_XAxis; ddoi.dwOfs = DIJOFS_X; break; case 1: ddoi.guidType = GUID_YAxis; ddoi.dwOfs = DIJOFS_Y; break; case 2: ddoi.guidType = GUID_ZAxis; ddoi.dwOfs = DIJOFS_Z; break; default: ddoi.guidType = GUID_Unknown; ddoi.dwOfs = DIJOFS_Z + (i - 2) * sizeof(LONG); } ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << i) << WINE_JOYSTICK_AXIS_BASE) | DIDFT_ABSAXIS; sprintf(ddoi.tszName, "%d-Axis", i); _dump_OBJECTINSTANCEA(&ddoi); if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) return DI_OK; } } if ((dwFlags == DIDFT_ALL) || (dwFlags & DIDFT_BUTTON)) { BYTE buttons, i; #ifdef JSIOCGBUTTONS if (-1==ioctl(xfd,JSIOCGAXES,&buttons)) buttons = 2; #endif /* The DInput SDK says that GUID_Button is only for mouse buttons but well... */ ddoi.guidType = GUID_Button; for (i = 0; i < buttons; i++) { ddoi.dwOfs = DIJOFS_BUTTON(i); ddoi.dwType = DIDFT_MAKEINSTANCE((0x0001 << i) << WINE_JOYSTICK_BUTTON_BASE) | DIDFT_PSHBUTTON; sprintf(ddoi.tszName, "%d-Button", i); _dump_OBJECTINSTANCEA(&ddoi); if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) return DI_OK; } } if (xfd!=This->joyfd) close(xfd); return DI_OK; } /****************************************************************************** * GetProperty : get input device properties */ static HRESULT WINAPI JoystickAImpl_GetProperty(LPDIRECTINPUTDEVICE2A iface, REFGUID rguid, LPDIPROPHEADER pdiph) { ICOM_THIS(JoystickAImpl,iface); TRACE("(this=%p,%s,%p): stub!\n", iface, debugstr_guid(rguid), pdiph); if (TRACE_ON(dinput)) _dump_DIPROPHEADER(pdiph); if (!HIWORD(rguid)) { switch ((DWORD)rguid) { case (DWORD) DIPROP_BUFFERSIZE: { LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph; TRACE(" return buffersize = %d\n",This->queue_len); pd->dwData = This->queue_len; break; } case (DWORD) DIPROP_RANGE: { LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph; if ((pdiph->dwHow == DIPH_BYID) && (pdiph->dwObj & DIDFT_ABSAXIS)) { /* The app is querying the current range of the axis : return the lMin and lMax values */ pr->lMin = This->lMin; pr->lMax = This->lMax; } break; } default: FIXME("Unknown type %ld (%s)\n",(DWORD)rguid,debugstr_guid(rguid)); break; } } return DI_OK; } static ICOM_VTABLE(IDirectInputDevice2A) JoystickAvt = { ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE IDirectInputDevice2AImpl_QueryInterface, IDirectInputDevice2AImpl_AddRef, JoystickAImpl_Release, JoystickAImpl_GetCapabilities, JoystickAImpl_EnumObjects, JoystickAImpl_GetProperty, JoystickAImpl_SetProperty, JoystickAImpl_Acquire, JoystickAImpl_Unacquire, JoystickAImpl_GetDeviceState, JoystickAImpl_GetDeviceData, JoystickAImpl_SetDataFormat, JoystickAImpl_SetEventNotification, IDirectInputDevice2AImpl_SetCooperativeLevel, IDirectInputDevice2AImpl_GetObjectInfo, IDirectInputDevice2AImpl_GetDeviceInfo, IDirectInputDevice2AImpl_RunControlPanel, IDirectInputDevice2AImpl_Initialize, IDirectInputDevice2AImpl_CreateEffect, IDirectInputDevice2AImpl_EnumEffects, IDirectInputDevice2AImpl_GetEffectInfo, IDirectInputDevice2AImpl_GetForceFeedbackState, IDirectInputDevice2AImpl_SendForceFeedbackCommand, IDirectInputDevice2AImpl_EnumCreatedEffectObjects, IDirectInputDevice2AImpl_Escape, JoystickAImpl_Poll, IDirectInputDevice2AImpl_SendDeviceData, }; #if !defined(__STRICT_ANSI__) && defined(__GNUC__) # define XCAST(fun) (typeof(Joystick7Avt.fun)) #else # define XCAST(fun) (void*) #endif static ICOM_VTABLE(IDirectInputDevice7A) Joystick7Avt = { ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE XCAST(QueryInterface)IDirectInputDevice2AImpl_QueryInterface, XCAST(AddRef)IDirectInputDevice2AImpl_AddRef, XCAST(Release)JoystickAImpl_Release, XCAST(GetCapabilities)JoystickAImpl_GetCapabilities, XCAST(EnumObjects)JoystickAImpl_EnumObjects, XCAST(GetProperty)JoystickAImpl_GetProperty, XCAST(SetProperty)JoystickAImpl_SetProperty, XCAST(Acquire)JoystickAImpl_Acquire, XCAST(Unacquire)JoystickAImpl_Unacquire, XCAST(GetDeviceState)JoystickAImpl_GetDeviceState, XCAST(GetDeviceData)JoystickAImpl_GetDeviceData, XCAST(SetDataFormat)JoystickAImpl_SetDataFormat, XCAST(SetEventNotification)JoystickAImpl_SetEventNotification, XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel, XCAST(GetObjectInfo)IDirectInputDevice2AImpl_GetObjectInfo, XCAST(GetDeviceInfo)IDirectInputDevice2AImpl_GetDeviceInfo, XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel, XCAST(Initialize)IDirectInputDevice2AImpl_Initialize, XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect, XCAST(EnumEffects)IDirectInputDevice2AImpl_EnumEffects, XCAST(GetEffectInfo)IDirectInputDevice2AImpl_GetEffectInfo, XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState, XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand, XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects, XCAST(Escape)IDirectInputDevice2AImpl_Escape, XCAST(Poll)JoystickAImpl_Poll, XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData, IDirectInputDevice7AImpl_EnumEffectsInFile, IDirectInputDevice7AImpl_WriteEffectToFile }; #undef XCAST #endif /* HAVE_LINUX_22_JOYSTICK_API */