466 lines
14 KiB
C
466 lines
14 KiB
C
/* DirectInput Keyboard device
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*
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* Copyright 1998 Marcus Meissner
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* Copyright 1998,1999 Lionel Ulmer
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include <string.h>
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#ifdef HAVE_SYS_ERRNO_H
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# include <sys/errno.h>
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#endif
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#include "winbase.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "dinput.h"
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#include "dinput_private.h"
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#include "device_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dinput);
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static ICOM_VTABLE(IDirectInputDevice2A) SysKeyboardAvt;
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static ICOM_VTABLE(IDirectInputDevice7A) SysKeyboard7Avt;
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typedef struct SysKeyboardAImpl SysKeyboardAImpl;
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struct SysKeyboardAImpl
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{
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/* IDirectInputDevice2AImpl */
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ICOM_VFIELD(IDirectInputDevice2A);
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DWORD ref;
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GUID guid;
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IDirectInputAImpl *dinput;
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HANDLE hEvent;
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/* SysKeyboardAImpl */
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int acquired;
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int buffersize; /* set in 'SetProperty' */
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LPDIDEVICEOBJECTDATA buffer; /* buffer for 'GetDeviceData'.
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Alloc at 'Acquire', Free at
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'Unacquire' */
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int count; /* number of objects in use in
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'buffer' */
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int start; /* 'buffer' rotates. This is the
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first in use (if count > 0) */
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BOOL overflow; /* return DI_BUFFEROVERFLOW in
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'GetDeviceData' */
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CRITICAL_SECTION crit;
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};
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SysKeyboardAImpl *current; /* Today's acquired device
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FIXME: currently this can be only one.
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Maybe this should be a linked list or st.
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I don't know what the rules are for multiple acquired keyboards,
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but 'DI_LOSTFOCUS' and 'DI_UNACQUIRED' exist for a reason.
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*/
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static BYTE DInputKeyState[256]; /* array for 'GetDeviceState' */
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HHOOK keyboard_hook;
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LRESULT CALLBACK KeyboardCallback( int code, WPARAM wparam, LPARAM lparam )
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{
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if (code == HC_ACTION)
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{
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BYTE dik_code;
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BOOL down;
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DWORD timestamp;
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{
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KBDLLHOOKSTRUCT *hook = (KBDLLHOOKSTRUCT *)lparam;
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dik_code = hook->scanCode;
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if (hook->flags & LLKHF_EXTENDED) dik_code |= 0x80;
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down = !(hook->flags & LLKHF_UP);
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timestamp = hook->time;
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}
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DInputKeyState[dik_code] = (down ? 0x80 : 0);
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if (current != NULL)
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{
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if (current->hEvent)
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SetEvent(current->hEvent);
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if (current->buffer != NULL)
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{
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int n;
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EnterCriticalSection(&(current->crit));
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n = (current->start + current->count) % current->buffersize;
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current->buffer[n].dwOfs = dik_code;
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current->buffer[n].dwData = down ? 0x80 : 0;
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current->buffer[n].dwTimeStamp = timestamp;
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current->buffer[n].dwSequence = current->dinput->evsequence++;
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if (current->count == current->buffersize)
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{
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current->start++;
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current->overflow = TRUE;
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}
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else
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current->count++;
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LeaveCriticalSection(&(current->crit));
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}
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}
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}
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return CallNextHookEx(keyboard_hook, code, wparam, lparam);
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}
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static GUID DInput_Wine_Keyboard_GUID = { /* 0ab8648a-7735-11d2-8c73-71df54a96441 */
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0x0ab8648a,
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0x7735,
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0x11d2,
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{0x8c, 0x73, 0x71, 0xdf, 0x54, 0xa9, 0x64, 0x41}
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};
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static BOOL keyboarddev_enum_device(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi)
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{
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if ((dwDevType == 0) || (dwDevType == DIDEVTYPE_KEYBOARD)) {
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TRACE("Enumerating the Keyboard device\n");
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lpddi->guidInstance = GUID_SysKeyboard;/* DInput's GUID */
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lpddi->guidProduct = DInput_Wine_Keyboard_GUID; /* Vendor's GUID */
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lpddi->dwDevType = DIDEVTYPE_KEYBOARD | (DIDEVTYPEKEYBOARD_UNKNOWN << 8);
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strcpy(lpddi->tszInstanceName, "Keyboard");
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strcpy(lpddi->tszProductName, "Wine Keyboard");
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return TRUE;
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}
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return FALSE;
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}
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static SysKeyboardAImpl *alloc_device(REFGUID rguid, ICOM_VTABLE(IDirectInputDevice2A) *kvt, IDirectInputAImpl *dinput)
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{
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SysKeyboardAImpl* newDevice;
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newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(SysKeyboardAImpl));
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newDevice->ref = 1;
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ICOM_VTBL(newDevice) = kvt;
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memcpy(&(newDevice->guid),rguid,sizeof(*rguid));
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newDevice->dinput = dinput;
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return newDevice;
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}
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static HRESULT keyboarddev_create_device(IDirectInputAImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
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{
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if ((IsEqualGUID(&GUID_SysKeyboard,rguid)) || /* Generic Keyboard */
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(IsEqualGUID(&DInput_Wine_Keyboard_GUID,rguid))) { /* Wine Keyboard */
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if ((riid == NULL) || (IsEqualGUID(&IID_IDirectInputDevice2A,riid)) || (IsEqualGUID(&IID_IDirectInputDevice2A,riid))) {
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*pdev=(IDirectInputDeviceA*) alloc_device(rguid, &SysKeyboardAvt, dinput);
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TRACE("Creating a Keyboard device (%p)\n", *pdev);
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return DI_OK;
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} else if (IsEqualGUID(&IID_IDirectInputDevice7A,riid)) {
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*pdev=(IDirectInputDeviceA*) alloc_device(rguid, (ICOM_VTABLE(IDirectInputDevice2A) *) &SysKeyboard7Avt, dinput);
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TRACE("Creating a Keyboard DInput7A device (%p)\n", *pdev);
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return DI_OK;
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} else
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return DIERR_NOINTERFACE;
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}
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return DIERR_DEVICENOTREG;
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}
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static dinput_device keyboarddev = {
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100,
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keyboarddev_enum_device,
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keyboarddev_create_device
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};
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DECL_GLOBAL_CONSTRUCTOR(keyboarddev_register) { dinput_register_device(&keyboarddev); }
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static HRESULT WINAPI SysKeyboardAImpl_SetProperty(
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LPDIRECTINPUTDEVICE2A iface,REFGUID rguid,LPCDIPROPHEADER ph
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)
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{
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ICOM_THIS(SysKeyboardAImpl,iface);
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TRACE("(this=%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
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TRACE("(size=%ld,headersize=%ld,obj=%ld,how=%ld\n",
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ph->dwSize,ph->dwHeaderSize,ph->dwObj,ph->dwHow);
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if (!HIWORD(rguid)) {
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switch ((DWORD)rguid) {
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case (DWORD) DIPROP_BUFFERSIZE: {
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LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
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TRACE("(buffersize=%ld)\n",pd->dwData);
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if (This->acquired)
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return DIERR_INVALIDPARAM;
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This->buffersize = pd->dwData;
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break;
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}
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default:
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WARN("Unknown type %ld\n",(DWORD)rguid);
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break;
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}
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}
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return 0;
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}
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static HRESULT WINAPI SysKeyboardAImpl_GetDeviceState(
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LPDIRECTINPUTDEVICE2A iface,DWORD len,LPVOID ptr
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)
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{
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/* Note: device does not need to be acquired */
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if (len != 256)
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return DIERR_INVALIDPARAM;
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memcpy(ptr, DInputKeyState, 256);
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return DI_OK;
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}
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static HRESULT WINAPI SysKeyboardAImpl_GetDeviceData(
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LPDIRECTINPUTDEVICE2A iface,DWORD dodsize,LPDIDEVICEOBJECTDATA dod,
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LPDWORD entries,DWORD flags
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)
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{
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ICOM_THIS(SysKeyboardAImpl,iface);
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int ret = DI_OK, i = 0;
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TRACE("(this=%p,%ld,%p,%p(%ld)),0x%08lx)\n",
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This,dodsize,dod,entries,entries?*entries:0,flags);
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if (This->buffer == NULL)
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return DIERR_NOTBUFFERED;
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if (dodsize < sizeof(*dod))
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return DIERR_INVALIDPARAM;
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EnterCriticalSection(&(This->crit));
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/* Copy item at a time for the case dodsize > sizeof(buffer[n]) */
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while ((i < *entries || *entries == INFINITE) && i < This->count)
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{
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if (dod != NULL)
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{
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int n = (This->start + i) % This->buffersize;
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LPDIDEVICEOBJECTDATA pd
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= (LPDIDEVICEOBJECTDATA)((BYTE *)dod + dodsize * i);
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pd->dwOfs = This->buffer[n].dwOfs;
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pd->dwData = This->buffer[n].dwData;
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pd->dwTimeStamp = This->buffer[n].dwTimeStamp;
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pd->dwSequence = This->buffer[n].dwSequence;
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}
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i++;
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}
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*entries = i;
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if (This->overflow)
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ret = DI_BUFFEROVERFLOW;
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if (!(flags & DIGDD_PEEK))
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{
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/* Empty buffer */
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This->count -= i;
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This->start = (This->start + i) % This->buffersize;
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This->overflow = FALSE;
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}
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LeaveCriticalSection(&(This->crit));
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return ret;
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}
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static HRESULT WINAPI SysKeyboardAImpl_Unacquire(LPDIRECTINPUTDEVICE2A iface);
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static HRESULT WINAPI SysKeyboardAImpl_Acquire(LPDIRECTINPUTDEVICE2A iface)
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{
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ICOM_THIS(SysKeyboardAImpl,iface);
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TRACE("(this=%p)\n",This);
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if (This->acquired)
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return S_FALSE;
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This->acquired = 1;
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if (current != NULL)
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{
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FIXME("Not more than one keyboard can be acquired at the same time.\n");
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SysKeyboardAImpl_Unacquire(iface);
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}
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current = This;
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if (This->buffersize > 0)
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{
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This->buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
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This->buffersize * sizeof(*(This->buffer)));
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This->start = 0;
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This->count = 0;
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This->overflow = FALSE;
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InitializeCriticalSection(&(This->crit));
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}
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else
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This->buffer = NULL;
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return DI_OK;
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}
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static HRESULT WINAPI SysKeyboardAImpl_Unacquire(LPDIRECTINPUTDEVICE2A iface)
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{
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ICOM_THIS(SysKeyboardAImpl,iface);
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TRACE("(this=%p)\n",This);
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if (This->acquired == 0)
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return DI_NOEFFECT;
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if (current == This)
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current = NULL;
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else
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ERR("this != current\n");
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This->acquired = 0;
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if (This->buffersize >= 0)
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{
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HeapFree(GetProcessHeap(), 0, This->buffer);
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This->buffer = NULL;
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DeleteCriticalSection(&(This->crit));
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}
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return DI_OK;
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}
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static HRESULT WINAPI SysKeyboardAImpl_SetEventNotification(LPDIRECTINPUTDEVICE2A iface,
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HANDLE hnd) {
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ICOM_THIS(SysKeyboardAImpl,iface);
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TRACE("(this=%p,0x%08lx)\n",This,(DWORD)hnd);
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This->hEvent = hnd;
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return DI_OK;
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}
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/******************************************************************************
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* GetCapabilities : get the device capablitites
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*/
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static HRESULT WINAPI SysKeyboardAImpl_GetCapabilities(
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LPDIRECTINPUTDEVICE2A iface,
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LPDIDEVCAPS lpDIDevCaps)
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{
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ICOM_THIS(SysKeyboardAImpl,iface);
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TRACE("(this=%p,%p)\n",This,lpDIDevCaps);
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if (lpDIDevCaps->dwSize == sizeof(DIDEVCAPS)) {
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lpDIDevCaps->dwFlags = DIDC_ATTACHED;
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lpDIDevCaps->dwDevType = DIDEVTYPE_KEYBOARD;
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lpDIDevCaps->dwAxes = 0;
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lpDIDevCaps->dwButtons = 0;
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lpDIDevCaps->dwPOVs = 0;
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lpDIDevCaps->dwFFSamplePeriod = 0;
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lpDIDevCaps->dwFFMinTimeResolution = 0;
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lpDIDevCaps->dwFirmwareRevision = 100;
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lpDIDevCaps->dwHardwareRevision = 100;
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lpDIDevCaps->dwFFDriverVersion = 0;
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} else {
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/* DirectX 3.0 */
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FIXME("DirectX 3.0 not supported....\n");
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}
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return DI_OK;
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}
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static ICOM_VTABLE(IDirectInputDevice2A) SysKeyboardAvt =
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{
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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IDirectInputDevice2AImpl_QueryInterface,
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IDirectInputDevice2AImpl_AddRef,
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IDirectInputDevice2AImpl_Release,
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SysKeyboardAImpl_GetCapabilities,
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IDirectInputDevice2AImpl_EnumObjects,
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IDirectInputDevice2AImpl_GetProperty,
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SysKeyboardAImpl_SetProperty,
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SysKeyboardAImpl_Acquire,
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SysKeyboardAImpl_Unacquire,
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SysKeyboardAImpl_GetDeviceState,
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SysKeyboardAImpl_GetDeviceData,
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IDirectInputDevice2AImpl_SetDataFormat,
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SysKeyboardAImpl_SetEventNotification,
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IDirectInputDevice2AImpl_SetCooperativeLevel,
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IDirectInputDevice2AImpl_GetObjectInfo,
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IDirectInputDevice2AImpl_GetDeviceInfo,
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IDirectInputDevice2AImpl_RunControlPanel,
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IDirectInputDevice2AImpl_Initialize,
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IDirectInputDevice2AImpl_CreateEffect,
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IDirectInputDevice2AImpl_EnumEffects,
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IDirectInputDevice2AImpl_GetEffectInfo,
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IDirectInputDevice2AImpl_GetForceFeedbackState,
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IDirectInputDevice2AImpl_SendForceFeedbackCommand,
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IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
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IDirectInputDevice2AImpl_Escape,
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IDirectInputDevice2AImpl_Poll,
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IDirectInputDevice2AImpl_SendDeviceData
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};
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#if !defined(__STRICT_ANSI__) && defined(__GNUC__)
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# define XCAST(fun) (typeof(SysKeyboard7Avt.fun))
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#else
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# define XCAST(fun) (void*)
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#endif
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static ICOM_VTABLE(IDirectInputDevice7A) SysKeyboard7Avt =
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{
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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XCAST(QueryInterface)IDirectInputDevice2AImpl_QueryInterface,
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XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
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XCAST(Release)IDirectInputDevice2AImpl_Release,
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XCAST(GetCapabilities)SysKeyboardAImpl_GetCapabilities,
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XCAST(EnumObjects)IDirectInputDevice2AImpl_EnumObjects,
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XCAST(GetProperty)IDirectInputDevice2AImpl_GetProperty,
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XCAST(SetProperty)SysKeyboardAImpl_SetProperty,
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XCAST(Acquire)SysKeyboardAImpl_Acquire,
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XCAST(Unacquire)SysKeyboardAImpl_Unacquire,
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XCAST(GetDeviceState)SysKeyboardAImpl_GetDeviceState,
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XCAST(GetDeviceData)SysKeyboardAImpl_GetDeviceData,
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XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
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XCAST(SetEventNotification)SysKeyboardAImpl_SetEventNotification,
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XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
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XCAST(GetObjectInfo)IDirectInputDevice2AImpl_GetObjectInfo,
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XCAST(GetDeviceInfo)IDirectInputDevice2AImpl_GetDeviceInfo,
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XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
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XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
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XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
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XCAST(EnumEffects)IDirectInputDevice2AImpl_EnumEffects,
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XCAST(GetEffectInfo)IDirectInputDevice2AImpl_GetEffectInfo,
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XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
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XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
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XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
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XCAST(Escape)IDirectInputDevice2AImpl_Escape,
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XCAST(Poll)IDirectInputDevice2AImpl_Poll,
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XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
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IDirectInputDevice7AImpl_EnumEffectsInFile,
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IDirectInputDevice7AImpl_WriteEffectToFile
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};
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#undef XCAST
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