-/* $Id: keyboard.c,v 1.2 2002/10/31 00:03:31 dwelch Exp $
+/*
+ * ReactOS W32 Subsystem
+ * Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 ReactOS Team
*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* PURPOSE: Messages
- * FILE: subsys/win32k/ntuser/message.c
+ * FILE: subsys/win32k/ntuser/keyboard.c
* PROGRAMER: Casper S. Hornstrup (chorns@users.sourceforge.net)
* REVISION HISTORY:
* 06-06-2001 CSH Created
/* INCLUDES ******************************************************************/
-#include <ddk/ntddk.h>
-#include <win32k/win32k.h>
-#include <include/guicheck.h>
-#include <include/msgqueue.h>
-#include <include/window.h>
-#include <include/class.h>
-#include <include/error.h>
-#include <include/object.h>
-#include <include/winsta.h>
+#include <w32k.h>
#define NDEBUG
#include <debug.h>
-/* FUNCTIONS *****************************************************************/
+/* Directory to load key layouts from */
+#define SYSTEMROOT_DIR L"\\SystemRoot\\System32\\"
+/* Lock modifiers */
+#define CAPITAL_BIT 0x80000000
+#define NUMLOCK_BIT 0x40000000
+#define MOD_BITS_MASK 0x3fffffff
+#define MOD_KCTRL 0x02
+/* Key States */
+#define KS_DOWN_MASK 0xc0
+#define KS_DOWN_BIT 0x80
+#define KS_LOCK_BIT 0x01
+/* lParam bits */
+#define LP_EXT_BIT (1<<24)
+/* From kbdxx.c -- Key changes with numlock */
+#define KNUMP 0x400
+
+/* Lock the keyboard state to prevent unusual concurrent access */
+FAST_MUTEX QueueStateLock;
BYTE QueueKeyStateTable[256];
-struct accent_char
-{
- BYTE ac_accent;
- BYTE ac_char;
- BYTE ac_result;
-};
+#define IntLockQueueState \
+ ExAcquireFastMutex(&QueueStateLock)
+
+#define IntUnLockQueueState \
+ ExReleaseFastMutex(&QueueStateLock)
+
+/* FUNCTIONS *****************************************************************/
+
+/* Initialization -- Right now, just zero the key state and init the lock */
+NTSTATUS FASTCALL InitKeyboardImpl(VOID) {
+ ExInitializeFastMutex(&QueueStateLock);
+ RtlZeroMemory(&QueueKeyStateTable,0x100);
+ return STATUS_SUCCESS;
+}
+
+/*** Statics used by TranslateMessage ***/
+
+/*** Shift state code was out of hand, sorry. --- arty */
+
+static UINT DontDistinguishShifts( UINT ret ) {
+ if( ret == VK_LSHIFT || ret == VK_RSHIFT ) ret = VK_LSHIFT;
+ if( ret == VK_LCONTROL || ret == VK_RCONTROL ) ret = VK_LCONTROL;
+ if( ret == VK_LMENU || ret == VK_RMENU ) ret = VK_LMENU;
+ return ret;
+}
+
+static VOID STDCALL SetKeyState(DWORD key, DWORD vk, DWORD ext, BOOL down) {
+ ASSERT(vk <= 0xff);
+
+ /* Special handling for toggles like numpad and caps lock */
+ if (vk == VK_CAPITAL || vk == VK_NUMLOCK) {
+ if (down) QueueKeyStateTable[vk] ^= KS_LOCK_BIT;
+ }
+
+ if (ext && vk == VK_LSHIFT)
+ vk = VK_RSHIFT;
+ if (ext && vk == VK_LCONTROL)
+ vk = VK_RCONTROL;
+ if (ext && vk == VK_LMENU)
+ vk = VK_RMENU;
+
+ if (down)
+ QueueKeyStateTable[vk] |= KS_DOWN_BIT;
+ else
+ QueueKeyStateTable[vk] &= ~KS_DOWN_MASK;
-static const struct accent_char accent_chars[] =
+ if (vk == VK_LSHIFT || vk == VK_RSHIFT) {
+ if ((QueueKeyStateTable[VK_LSHIFT] & KS_DOWN_BIT) ||
+ (QueueKeyStateTable[VK_RSHIFT] & KS_DOWN_BIT)) {
+ QueueKeyStateTable[VK_SHIFT] |= KS_DOWN_BIT;
+ } else {
+ QueueKeyStateTable[VK_SHIFT] &= ~KS_DOWN_MASK;
+ }
+ }
+
+ if (vk == VK_LCONTROL || vk == VK_RCONTROL) {
+ if ((QueueKeyStateTable[VK_LCONTROL] & KS_DOWN_BIT) ||
+ (QueueKeyStateTable[VK_RCONTROL] & KS_DOWN_BIT)) {
+ QueueKeyStateTable[VK_CONTROL] |= KS_DOWN_BIT;
+ } else {
+ QueueKeyStateTable[VK_CONTROL] &= ~KS_DOWN_MASK;
+ }
+ }
+
+ if (vk == VK_LMENU || vk == VK_RMENU) {
+ if ((QueueKeyStateTable[VK_LMENU] & KS_DOWN_BIT) ||
+ (QueueKeyStateTable[VK_RMENU] & KS_DOWN_BIT)) {
+ QueueKeyStateTable[VK_MENU] |= KS_DOWN_BIT;
+ } else {
+ QueueKeyStateTable[VK_MENU] &= ~KS_DOWN_MASK;
+ }
+ }
+}
+
+VOID DumpKeyState( PBYTE KeyState ) {
+ int i;
+
+ DbgPrint( "KeyState { " );
+ for( i = 0; i < 0x100; i++ ) {
+ if( KeyState[i] ) DbgPrint( "%02x(%02x) ", i, KeyState[i] );
+ }
+ DbgPrint( "};\n" );
+}
+
+static BYTE KeysSet( PKBDTABLES pkKT, PBYTE KeyState,
+ int FakeModLeft, int FakeModRight ) {
+ if( !KeyState || !pkKT ) return 0;
+
+ /* Search special codes first */
+ if( FakeModLeft && KeyState[FakeModLeft] )
+ return KeyState[FakeModLeft];
+ else if( FakeModRight && KeyState[FakeModRight] )
+ return KeyState[FakeModRight];
+
+ return 0;
+}
+
+/* Search the keyboard layout modifiers table for the shift bit. I don't
+ * want to count on the shift bit not moving, because it can be specified
+ * in the layout */
+
+static DWORD FASTCALL GetShiftBit( PKBDTABLES pkKT, DWORD Vk ) {
+ int i;
+
+ for( i = 0; pkKT->pCharModifiers->pVkToBit[i].Vk; i++ )
+ if( pkKT->pCharModifiers->pVkToBit[i].Vk == Vk )
+ return pkKT->pCharModifiers->pVkToBit[i].ModBits;
+
+ return 0;
+}
+
+static DWORD ModBits( PKBDTABLES pkKT, PBYTE KeyState ) {
+ DWORD ModBits = 0;
+
+ if( !KeyState ) return 0;
+
+ /* DumpKeyState( KeyState ); */
+
+ if (KeysSet( pkKT, KeyState, VK_LSHIFT, VK_RSHIFT ) &
+ KS_DOWN_BIT)
+ ModBits |= GetShiftBit( pkKT, VK_SHIFT );
+
+ if (KeysSet( pkKT, KeyState, VK_LCONTROL, VK_RCONTROL ) &
+ KS_DOWN_BIT )
+ ModBits |= GetShiftBit( pkKT, VK_CONTROL );
+
+ if (KeysSet( pkKT, KeyState, VK_LMENU, VK_RMENU ) &
+ KS_DOWN_BIT )
+ ModBits |= GetShiftBit( pkKT, VK_MENU );
+
+ /* Handle Alt+Gr */
+ if (KeysSet( pkKT, KeyState, VK_RMENU, 0 ) &
+ KS_DOWN_BIT )
+ ModBits |= GetShiftBit( pkKT, VK_CONTROL );
+
+ /* Deal with VK_CAPITAL */
+ if (KeysSet( pkKT, KeyState, VK_CAPITAL, 0 ) & KS_LOCK_BIT)
+ {
+ ModBits |= CAPITAL_BIT;
+ }
+
+ /* Deal with VK_NUMLOCK */
+ if (KeysSet( pkKT, KeyState, VK_NUMLOCK, 0 ) & KS_LOCK_BIT)
+ {
+ ModBits |= NUMLOCK_BIT;
+ }
+
+ DPRINT( "Current Mod Bits: %x\n", ModBits );
+
+ return ModBits;
+}
+
+static BOOL TryToTranslateChar(WORD wVirtKey,
+ DWORD ModBits,
+ PBOOL pbDead,
+ PBOOL pbLigature,
+ PWCHAR pwcTranslatedChar,
+ PKBDTABLES keyLayout )
{
-/* A good idea should be to read /usr/X11/lib/X11/locale/iso8859-x/Compose */
- {'`', 'A', '\300'}, {'`', 'a', '\340'},
- {'\'', 'A', '\301'}, {'\'', 'a', '\341'},
- {'^', 'A', '\302'}, {'^', 'a', '\342'},
- {'~', 'A', '\303'}, {'~', 'a', '\343'},
- {'"', 'A', '\304'}, {'"', 'a', '\344'},
- {'O', 'A', '\305'}, {'o', 'a', '\345'},
- {'0', 'A', '\305'}, {'0', 'a', '\345'},
- {'A', 'A', '\305'}, {'a', 'a', '\345'},
- {'A', 'E', '\306'}, {'a', 'e', '\346'},
- {',', 'C', '\307'}, {',', 'c', '\347'},
- {'`', 'E', '\310'}, {'`', 'e', '\350'},
- {'\'', 'E', '\311'}, {'\'', 'e', '\351'},
- {'^', 'E', '\312'}, {'^', 'e', '\352'},
- {'"', 'E', '\313'}, {'"', 'e', '\353'},
- {'`', 'I', '\314'}, {'`', 'i', '\354'},
- {'\'', 'I', '\315'}, {'\'', 'i', '\355'},
- {'^', 'I', '\316'}, {'^', 'i', '\356'},
- {'"', 'I', '\317'}, {'"', 'i', '\357'},
- {'-', 'D', '\320'}, {'-', 'd', '\360'},
- {'~', 'N', '\321'}, {'~', 'n', '\361'},
- {'`', 'O', '\322'}, {'`', 'o', '\362'},
- {'\'', 'O', '\323'}, {'\'', 'o', '\363'},
- {'^', 'O', '\324'}, {'^', 'o', '\364'},
- {'~', 'O', '\325'}, {'~', 'o', '\365'},
- {'"', 'O', '\326'}, {'"', 'o', '\366'},
- {'/', 'O', '\330'}, {'/', 'o', '\370'},
- {'`', 'U', '\331'}, {'`', 'u', '\371'},
- {'\'', 'U', '\332'}, {'\'', 'u', '\372'},
- {'^', 'U', '\333'}, {'^', 'u', '\373'},
- {'"', 'U', '\334'}, {'"', 'u', '\374'},
- {'\'', 'Y', '\335'}, {'\'', 'y', '\375'},
- {'T', 'H', '\336'}, {'t', 'h', '\376'},
- {'s', 's', '\337'}, {'"', 'y', '\377'},
- {'s', 'z', '\337'}, {'i', 'j', '\377'},
- /* iso-8859-2 uses this */
- {'<', 'L', '\245'}, {'<', 'l', '\265'}, /* caron */
- {'<', 'S', '\251'}, {'<', 's', '\271'},
- {'<', 'T', '\253'}, {'<', 't', '\273'},
- {'<', 'Z', '\256'}, {'<', 'z', '\276'},
- {'<', 'C', '\310'}, {'<', 'c', '\350'},
- {'<', 'E', '\314'}, {'<', 'e', '\354'},
- {'<', 'D', '\317'}, {'<', 'd', '\357'},
- {'<', 'N', '\322'}, {'<', 'n', '\362'},
- {'<', 'R', '\330'}, {'<', 'r', '\370'},
- {';', 'A', '\241'}, {';', 'a', '\261'}, /* ogonek */
- {';', 'E', '\312'}, {';', 'e', '\332'},
- {'\'', 'Z', '\254'}, {'\'', 'z', '\274'}, /* acute */
- {'\'', 'R', '\300'}, {'\'', 'r', '\340'},
- {'\'', 'L', '\305'}, {'\'', 'l', '\345'},
- {'\'', 'C', '\306'}, {'\'', 'c', '\346'},
- {'\'', 'N', '\321'}, {'\'', 'n', '\361'},
-/* collision whith S, from iso-8859-9 !!! */
- {',', 'S', '\252'}, {',', 's', '\272'}, /* cedilla */
- {',', 'T', '\336'}, {',', 't', '\376'},
- {'.', 'Z', '\257'}, {'.', 'z', '\277'}, /* dot above */
- {'/', 'L', '\243'}, {'/', 'l', '\263'}, /* slash */
- {'/', 'D', '\320'}, {'/', 'd', '\360'},
- {'(', 'A', '\303'}, {'(', 'a', '\343'}, /* breve */
- {'\275', 'O', '\325'}, {'\275', 'o', '\365'}, /* double acute */
- {'\275', 'U', '\334'}, {'\275', 'u', '\374'},
- {'0', 'U', '\332'}, {'0', 'u', '\372'}, /* ring above */
- /* iso-8859-3 uses this */
- {'/', 'H', '\241'}, {'/', 'h', '\261'}, /* slash */
- {'>', 'H', '\246'}, {'>', 'h', '\266'}, /* circumflex */
- {'>', 'J', '\254'}, {'>', 'j', '\274'},
- {'>', 'C', '\306'}, {'>', 'c', '\346'},
- {'>', 'G', '\330'}, {'>', 'g', '\370'},
- {'>', 'S', '\336'}, {'>', 's', '\376'},
-/* collision whith G( from iso-8859-9 !!! */
- {'(', 'G', '\253'}, {'(', 'g', '\273'}, /* breve */
- {'(', 'U', '\335'}, {'(', 'u', '\375'},
-/* collision whith I. from iso-8859-3 !!! */
- {'.', 'I', '\251'}, {'.', 'i', '\271'}, /* dot above */
- {'.', 'C', '\305'}, {'.', 'c', '\345'},
- {'.', 'G', '\325'}, {'.', 'g', '\365'},
- /* iso-8859-4 uses this */
- {',', 'R', '\243'}, {',', 'r', '\263'}, /* cedilla */
- {',', 'L', '\246'}, {',', 'l', '\266'},
- {',', 'G', '\253'}, {',', 'g', '\273'},
- {',', 'N', '\321'}, {',', 'n', '\361'},
- {',', 'K', '\323'}, {',', 'k', '\363'},
- {'~', 'I', '\245'}, {'~', 'i', '\265'}, /* tilde */
- {'-', 'E', '\252'}, {'-', 'e', '\272'}, /* macron */
- {'-', 'A', '\300'}, {'-', 'a', '\340'},
- {'-', 'I', '\317'}, {'-', 'i', '\357'},
- {'-', 'O', '\322'}, {'-', 'o', '\362'},
- {'-', 'U', '\336'}, {'-', 'u', '\376'},
- {'/', 'T', '\254'}, {'/', 't', '\274'}, /* slash */
- {'.', 'E', '\314'}, {'.', 'e', '\344'}, /* dot above */
- {';', 'I', '\307'}, {';', 'i', '\347'}, /* ogonek */
- {';', 'U', '\331'}, {';', 'u', '\371'},
- /* iso-8859-9 uses this */
- /* iso-8859-9 has really bad choosen G( S, and I. as they collide
- * whith the same letters on other iso-8859-x (that is they are on
- * different places :-( ), if you use turkish uncomment these and
- * comment out the lines in iso-8859-2 and iso-8859-3 sections
- * FIXME: should be dynamic according to chosen language
- * if/when Wine has turkish support.
- */
-/* collision whith G( from iso-8859-3 !!! */
-/* {'(', 'G', '\320'}, {'(', 'g', '\360'}, */ /* breve */
-/* collision whith S, from iso-8859-2 !!! */
-/* {',', 'S', '\336'}, {',', 's', '\376'}, */ /* cedilla */
-/* collision whith I. from iso-8859-3 !!! */
-/* {'.', 'I', '\335'}, {'.', 'i', '\375'}, */ /* dot above */
-};
+ PVK_TO_WCHAR_TABLE vtwTbl;
+ PVK_TO_WCHARS10 vkPtr;
+ size_t size_this_entry;
+ int nMod;
+ DWORD CapsMod = 0, CapsState = 0;
+
+ CapsState = ModBits & ~MOD_BITS_MASK;
+ ModBits = ModBits & MOD_BITS_MASK;
+ DPRINT ( "TryToTranslate: %04x %x\n", wVirtKey, ModBits );
+
+ if (ModBits > keyLayout->pCharModifiers->wMaxModBits)
+ {
+ return FALSE;
+ }
+ for (nMod = 0; keyLayout->pVkToWcharTable[nMod].nModifications; nMod++)
+ {
+ vtwTbl = &keyLayout->pVkToWcharTable[nMod];
+ size_this_entry = vtwTbl->cbSize;
+ vkPtr = (PVK_TO_WCHARS10)((BYTE *)vtwTbl->pVkToWchars);
+ while(vkPtr->VirtualKey)
+ {
+ if( wVirtKey == (vkPtr->VirtualKey & 0xff) )
+ {
+ CapsMod = keyLayout->pCharModifiers->ModNumber
+ [ModBits ^
+ ((CapsState & CAPITAL_BIT) ? vkPtr->Attributes : 0)];
+
+ if( CapsMod > keyLayout->pVkToWcharTable[nMod].nModifications ) {
+ DWORD MaxBit = 1;
+ while( MaxBit <
+ keyLayout->pVkToWcharTable[nMod].nModifications )
+ MaxBit <<= 1;
+
+ CapsMod &= MaxBit - 1; /* Guarantee that CapsMod lies
+ in bounds. */
+ }
+
+ *pbDead = vkPtr->wch[CapsMod] == WCH_DEAD;
+ *pbLigature = vkPtr->wch[CapsMod] == WCH_LGTR;
+ *pwcTranslatedChar = vkPtr->wch[CapsMod];
+
+ DPRINT("%d %04x: CapsMod %08x CapsState %08x Char %04x\n",
+ nMod, wVirtKey,
+ CapsMod, CapsState, *pwcTranslatedChar);
+
+ if( *pbDead )
+ {
+ vkPtr = (PVK_TO_WCHARS10)(((BYTE *)vkPtr) + size_this_entry);
+ if( vkPtr->VirtualKey != 0xff )
+ {
+ DPRINT( "Found dead key with no trailer in the table.\n" );
+ DPRINT( "VK: %04x, ADDR: %08x\n", wVirtKey, (int)vkPtr );
+ return FALSE;
+ }
+ *pwcTranslatedChar = vkPtr->wch[CapsMod];
+ }
+ return TRUE;
+ }
+ vkPtr = (PVK_TO_WCHARS10)(((BYTE *)vkPtr) + size_this_entry);
+ }
+ }
+ return FALSE;
+}
+
+static
int STDCALL
-ToUnicode(UINT wVirtKey,
- UINT wScanCode,
- PBYTE lpKeyState,
- LPWSTR pwszBuff,
- int cchBuff,
- UINT wFlags)
+ToUnicodeInner(UINT wVirtKey,
+ UINT wScanCode,
+ PBYTE lpKeyState,
+ LPWSTR pwszBuff,
+ int cchBuff,
+ UINT wFlags,
+ PKBDTABLES pkKT)
{
+ WCHAR wcTranslatedChar;
+ BOOL bDead;
+ BOOL bLigature;
+
+ if( !pkKT ) return 0;
+
+ if( TryToTranslateChar( wVirtKey,
+ ModBits( pkKT, lpKeyState ),
+ &bDead,
+ &bLigature,
+ &wcTranslatedChar,
+ pkKT ) )
+ {
+ if( bLigature )
+ {
+ DPRINT("Not handling ligature (yet)\n" );
+ return 0;
+ }
+
+ if( cchBuff > 0 ) pwszBuff[0] = wcTranslatedChar;
+
+ return bDead ? -1 : 1;
+ }
+
+ return 0;
}
-BOOL STDCALL
-NtUserTranslateMessage(LPMSG lpMsg,
- DWORD Unknown1)
+DWORD
+STDCALL
+NtUserGetKeyState(
+ DWORD key)
{
- LONG UState;
- WCHAR wp[2];
- MSG NewMsg;
- static INT dead_char;
- PUSER_MESSAGE UMsg;
+ DWORD ret = 0;
- if (lpMsg->message != WM_KEYDOWN && lpMsg->message != WM_SYSKEYDOWN)
+ IntLockQueueState;
+ if( key < 0x100 ) {
+ ret = ((DWORD)(QueueKeyStateTable[key] & KS_DOWN_BIT) << 8 ) |
+ (QueueKeyStateTable[key] & KS_LOCK_BIT);
+ }
+ IntUnLockQueueState;
+ return ret;
+}
+
+DWORD
+STDCALL
+NtUserGetAsyncKeyState(
+ DWORD key)
+{
+ DWORD ret = 0;
+
+ IntLockQueueState;
+ if( key < 0x100 ) {
+ ret = ((DWORD)(QueueKeyStateTable[key] & KS_DOWN_BIT) << 8 ) |
+ (QueueKeyStateTable[key] & KS_LOCK_BIT);
+ }
+ IntUnLockQueueState;
+ return ret;
+}
+
+
+
+int STDCALL ToUnicodeEx( UINT wVirtKey,
+ UINT wScanCode,
+ PBYTE lpKeyState,
+ LPWSTR pwszBuff,
+ int cchBuff,
+ UINT wFlags,
+ HKL dwhkl ) {
+ int ToUnicodeResult = 0;
+
+ if (0 == (lpKeyState[wVirtKey] & KS_DOWN_BIT))
+ {
+ ToUnicodeResult = 0;
+ }
+ else
+ {
+ IntLockQueueState;
+ ToUnicodeResult = ToUnicodeInner( wVirtKey,
+ wScanCode,
+ lpKeyState,
+ pwszBuff,
+ cchBuff,
+ wFlags,
+ PsGetWin32Thread() ?
+ PsGetWin32Thread()->KeyboardLayout : 0 );
+ IntUnLockQueueState;
+ }
+
+ return ToUnicodeResult;
+}
+
+int STDCALL ToUnicode( UINT wVirtKey,
+ UINT wScanCode,
+ PBYTE lpKeyState,
+ LPWSTR pwszBuff,
+ int cchBuff,
+ UINT wFlags ) {
+ return ToUnicodeEx( wVirtKey,
+ wScanCode,
+ QueueKeyStateTable,
+ pwszBuff,
+ cchBuff,
+ wFlags,
+ 0 );
+}
+
+/*
+ * Utility to copy and append two unicode strings.
+ *
+ * IN OUT PUNICODE_STRING ResultFirst -> First string and result
+ * IN PUNICODE_STRING Second -> Second string to append
+ * IN BOOL Deallocate -> TRUE: Deallocate First string before
+ * overwriting.
+ *
+ * Returns NTSTATUS.
+ */
+
+NTSTATUS NTAPI AppendUnicodeString(PUNICODE_STRING ResultFirst,
+ PUNICODE_STRING Second,
+ BOOL Deallocate) {
+ NTSTATUS Status;
+ PWSTR new_string =
+ ExAllocatePoolWithTag(PagedPool,
+ (ResultFirst->Length + Second->Length + sizeof(WCHAR)),
+ TAG_STRING);
+ if( !new_string ) {
+ return STATUS_NO_MEMORY;
+ }
+ memcpy( new_string, ResultFirst->Buffer,
+ ResultFirst->Length );
+ memcpy( new_string + ResultFirst->Length / sizeof(WCHAR),
+ Second->Buffer,
+ Second->Length );
+ if( Deallocate ) RtlFreeUnicodeString(ResultFirst);
+ ResultFirst->Length += Second->Length;
+ ResultFirst->MaximumLength = ResultFirst->Length;
+ new_string[ResultFirst->Length / sizeof(WCHAR)] = 0;
+ Status = RtlCreateUnicodeString(ResultFirst,new_string) ?
+ STATUS_SUCCESS : STATUS_NO_MEMORY;
+ ExFreePool(new_string);
+ return Status;
+}
+
+/*
+ * Utility function to read a value from the registry more easily.
+ *
+ * IN PUNICODE_STRING KeyName -> Name of key to open
+ * IN PUNICODE_STRING ValueName -> Name of value to open
+ * OUT PUNICODE_STRING ReturnedValue -> String contained in registry
+ *
+ * Returns NTSTATUS
+ */
+
+static NTSTATUS NTAPI ReadRegistryValue( PUNICODE_STRING KeyName,
+ PUNICODE_STRING ValueName,
+ PUNICODE_STRING ReturnedValue ) {
+ NTSTATUS Status;
+ HANDLE KeyHandle;
+ OBJECT_ATTRIBUTES KeyAttributes;
+ PKEY_VALUE_PARTIAL_INFORMATION KeyValuePartialInfo;
+ ULONG Length = 0;
+ ULONG ResLength = 0;
+ UNICODE_STRING Temp;
+
+ InitializeObjectAttributes(&KeyAttributes, KeyName, OBJ_CASE_INSENSITIVE,
+ NULL, NULL);
+ Status = ZwOpenKey(&KeyHandle, KEY_ALL_ACCESS, &KeyAttributes);
+ if( !NT_SUCCESS(Status) ) {
+ return Status;
+ }
+
+ Status = ZwQueryValueKey(KeyHandle, ValueName, KeyValuePartialInformation,
+ 0,
+ 0,
+ &ResLength);
+
+ if( Status != STATUS_BUFFER_TOO_SMALL ) {
+ NtClose(KeyHandle);
+ return Status;
+ }
+
+ ResLength += sizeof( *KeyValuePartialInfo );
+ KeyValuePartialInfo =
+ ExAllocatePoolWithTag(PagedPool, ResLength, TAG_STRING);
+ Length = ResLength;
+
+ if( !KeyValuePartialInfo ) {
+ NtClose(KeyHandle);
+ return STATUS_NO_MEMORY;
+ }
+
+ Status = ZwQueryValueKey(KeyHandle, ValueName, KeyValuePartialInformation,
+ (PVOID)KeyValuePartialInfo,
+ Length,
+ &ResLength);
+
+ if( !NT_SUCCESS(Status) ) {
+ NtClose(KeyHandle);
+ ExFreePool(KeyValuePartialInfo);
+ return Status;
+ }
+
+ Temp.Length = Temp.MaximumLength = KeyValuePartialInfo->DataLength;
+ Temp.Buffer = (PWCHAR)KeyValuePartialInfo->Data;
+
+ /* At this point, KeyValuePartialInfo->Data contains the key data */
+ RtlInitUnicodeString(ReturnedValue,L"");
+ AppendUnicodeString(ReturnedValue,&Temp,FALSE);
+
+ ExFreePool(KeyValuePartialInfo);
+ NtClose(KeyHandle);
+
+ return Status;
+}
+
+typedef PVOID (*KbdLayerDescriptor)(VOID);
+NTSTATUS STDCALL LdrGetProcedureAddress(PVOID module,
+ PANSI_STRING import_name,
+ DWORD flags,
+ PVOID *func_addr);
+
+void InitKbdLayout( PVOID *pkKeyboardLayout )
+{
+ WCHAR LocaleBuffer[16];
+ UNICODE_STRING LayoutKeyName;
+ UNICODE_STRING LayoutValueName;
+ UNICODE_STRING DefaultLocale;
+ UNICODE_STRING LayoutFile;
+ UNICODE_STRING FullLayoutPath;
+ LCID LocaleId;
+ PWCHAR KeyboardLayoutWSTR;
+ HMODULE kbModule = 0;
+ NTSTATUS Status;
+ ANSI_STRING kbdProcedureName;
+ KbdLayerDescriptor layerDescGetFn;
+
+ #define XX_STATUS(x) if (!NT_SUCCESS(Status = (x))) continue;
+
+ do {
+ Status = ZwQueryDefaultLocale(FALSE, &LocaleId);
+ if (!NT_SUCCESS(Status))
+ {
+ DPRINT1("Could not get default locale (%08lx).\n", Status);
+ }
+ else
+ {
+ DPRINT("DefaultLocale = %lx\n", LocaleId);
+ swprintf(LocaleBuffer, L"%08lx", LocaleId);
+ DPRINT("DefaultLocale = %S\n", LocaleBuffer);
+ RtlInitUnicodeString(&DefaultLocale, LocaleBuffer);
+
+ RtlInitUnicodeString(&LayoutKeyName,
+ L"\\REGISTRY\\Machine\\SYSTEM\\CurrentControlSet"
+ L"\\Control\\KeyboardLayouts\\");
+
+ AppendUnicodeString(&LayoutKeyName,&DefaultLocale,FALSE);
+
+ RtlInitUnicodeString(&LayoutValueName,L"Layout File");
+
+ Status = ReadRegistryValue(&LayoutKeyName,&LayoutValueName,&LayoutFile);
+ RtlInitUnicodeString(&FullLayoutPath,SYSTEMROOT_DIR);
+
+ if( !NT_SUCCESS(Status) ) {
+ DPRINT1("Got default locale but not layout file. (%08lx)\n",
+ Status);
+ } else {
+ DPRINT("Read registry and got %wZ\n", &LayoutFile);
+
+ RtlFreeUnicodeString(&LayoutKeyName);
+
+ AppendUnicodeString(&FullLayoutPath,&LayoutFile,FALSE);
+
+ DPRINT("Loading Keyboard DLL %wZ\n", &FullLayoutPath);
+
+ RtlFreeUnicodeString(&LayoutFile);
+
+ KeyboardLayoutWSTR =
+ ExAllocatePoolWithTag(PagedPool,
+ FullLayoutPath.Length + sizeof(WCHAR),
+ TAG_STRING);
+
+ if( !KeyboardLayoutWSTR ) {
+ DPRINT1("Couldn't allocate a string for the keyboard layout name.\n");
+ RtlFreeUnicodeString(&FullLayoutPath);
+ return;
+ }
+ memcpy(KeyboardLayoutWSTR,FullLayoutPath.Buffer,
+ FullLayoutPath.Length + sizeof(WCHAR));
+ KeyboardLayoutWSTR[FullLayoutPath.Length / sizeof(WCHAR)] = 0;
+
+ kbModule = EngLoadImage(KeyboardLayoutWSTR);
+ DPRINT( "Load Keyboard Layout: %S\n", KeyboardLayoutWSTR );
+
+ if( !kbModule )
+ DPRINT1( "Load Keyboard Layout: No %wZ\n", &FullLayoutPath );
+
+ RtlFreeUnicodeString(&FullLayoutPath);
+ }
+ }
+
+ if( !kbModule )
{
- return(FALSE);
+ DPRINT1("Trying to load US Keyboard Layout\n");
+ kbModule = EngLoadImage(L"\\SystemRoot\\system32\\kbdus.dll");
+
+ if (!kbModule)
+ {
+ DPRINT1("Failed to load any Keyboard Layout\n");
+ return;
+ }
}
- /* FIXME: Should pass current keyboard layout for this thread. */
- UState = ToUnicode(lpMsg->wParam, HIWORD(lpMsg->lParam),
- QueueKeyStateTable, wp, 2, 0);
+ RtlInitAnsiString( &kbdProcedureName, "KbdLayerDescriptor" );
+
+ LdrGetProcedureAddress((PVOID)kbModule,
+ &kbdProcedureName,
+ 0,
+ (PVOID*)&layerDescGetFn);
+
+ if( layerDescGetFn ) {
+ *pkKeyboardLayout = layerDescGetFn();
+ }
+ } while (FALSE);
+
+ if( !*pkKeyboardLayout ) {
+ DPRINT1("Failed to load the keyboard layout.\n");
+ }
+
+#undef XX_STATUS
+}
+
+PKBDTABLES W32kGetDefaultKeyLayout() {
+ PKBDTABLES pkKeyboardLayout = 0;
+ InitKbdLayout( (PVOID) &pkKeyboardLayout );
+ return pkKeyboardLayout;
+}
+
+BOOL FASTCALL
+IntTranslateKbdMessage(LPMSG lpMsg,
+ HKL dwhkl)
+{
+ static INT dead_char = 0;
+ LONG UState = 0;
+ WCHAR wp[2] = { 0 };
+ MSG NewMsg = { 0 };
+ PKBDTABLES keyLayout;
+ BOOL Result = FALSE;
+ DWORD ScanCode = 0;
+
+
+ keyLayout = PsGetWin32Thread()->KeyboardLayout;
+ if( !keyLayout )
+ return FALSE;
+
+ if (lpMsg->message != WM_KEYDOWN && lpMsg->message != WM_SYSKEYDOWN)
+ return FALSE;
+
+ ScanCode = (lpMsg->lParam >> 16) & 0xff;
+
+ IntLockQueueState;
+
+ /* All messages have to contain the cursor point. */
+ IntGetCursorLocation(PsGetWin32Thread()->Desktop->WindowStation,
+ &NewMsg.pt);
+
+ UState = ToUnicodeInner(lpMsg->wParam, HIWORD(lpMsg->lParam) & 0xff,
+ QueueKeyStateTable, wp, 2, 0,
+ keyLayout );
+
if (UState == 1)
{
NewMsg.message = (lpMsg->message == WM_KEYDOWN) ? WM_CHAR : WM_SYSCHAR;
if (dead_char)
{
- int i;
-
- if (wp[0] == ' ') wp[0] = dead_char;
- if (dead_char == 0xa2) dead_char = '(';
- else if (dead_char == 0xa8) dead_char = '"';
- else if (dead_char == 0xb2) dead_char = ';';
- else if (dead_char == 0xb4) dead_char = '\'';
- else if (dead_char == 0xb7) dead_char = '<';
- else if (dead_char == 0xb8) dead_char = ',';
- else if (dead_char == 0xff) dead_char = '.';
- for (i = 0; i < sizeof(accent_chars)/sizeof(accent_chars[0]); i++)
+ ULONG i;
+ WCHAR first, second;
+ DPRINT("PREVIOUS DEAD CHAR: %c\n", dead_char);
+
+ for( i = 0; keyLayout->pDeadKey[i].dwBoth; i++ )
{
- if ((accent_chars[i].ac_accent == dead_char) &&
- (accent_chars[i].ac_char == wp[0]))
- {
- wp[0] = accent_chars[i].ac_result;
- break;
- }
- dead_char = 0;
+ first = keyLayout->pDeadKey[i].dwBoth >> 16;
+ second = keyLayout->pDeadKey[i].dwBoth;
+ if (first == dead_char && second == wp[0])
+ {
+ wp[0] = keyLayout->pDeadKey[i].wchComposed;
+ dead_char = 0;
+ break;
+ }
}
+
+ DPRINT("FINAL CHAR: %c\n", wp[0]);
+ }
+
+ if (dead_char)
+ {
NewMsg.hwnd = lpMsg->hwnd;
- NewMsg.wParam = wp[0];
+ NewMsg.wParam = dead_char;
NewMsg.lParam = lpMsg->lParam;
- UMsg = MsqCreateMessage(&NewMsg);
- MsqPostMessage(PsGetWin32Thread()->MessageQueue, UMsg);
- return(TRUE);
+ dead_char = 0;
+ MsqPostMessage(PsGetWin32Thread()->MessageQueue, &NewMsg, FALSE, QS_KEY);
}
+
+ NewMsg.hwnd = lpMsg->hwnd;
+ NewMsg.wParam = wp[0];
+ NewMsg.lParam = lpMsg->lParam;
+ DPRINT( "CHAR='%c' %04x %08x\n", wp[0], wp[0], lpMsg->lParam );
+ MsqPostMessage(PsGetWin32Thread()->MessageQueue, &NewMsg, FALSE, QS_KEY);
+ Result = TRUE;
}
else if (UState == -1)
{
- NewMsg.message =
+ NewMsg.message =
(lpMsg->message == WM_KEYDOWN) ? WM_DEADCHAR : WM_SYSDEADCHAR;
NewMsg.hwnd = lpMsg->hwnd;
NewMsg.wParam = wp[0];
NewMsg.lParam = lpMsg->lParam;
dead_char = wp[0];
- UMsg = MsqCreateMessage(&NewMsg);
- MsqPostMessage(PsGetWin32Thread()->MessageQueue, UMsg);
- return(TRUE);
+ MsqPostMessage(PsGetWin32Thread()->MessageQueue, &NewMsg, FALSE, QS_KEY);
+ Result = TRUE;
}
- return(FALSE);
+
+ IntUnLockQueueState;
+ return Result;
+}
+
+DWORD
+STDCALL
+NtUserGetKeyboardState(
+ LPBYTE lpKeyState)
+{
+ BOOL Result = TRUE;
+
+ IntLockQueueState;
+ if (lpKeyState) {
+ if(!NT_SUCCESS(MmCopyToCaller(lpKeyState, QueueKeyStateTable, 256)))
+ Result = FALSE;
+ }
+ IntUnLockQueueState;
+ return Result;
+}
+
+DWORD
+STDCALL
+NtUserSetKeyboardState(
+ LPBYTE lpKeyState)
+{
+ BOOL Result = TRUE;
+
+ IntLockQueueState;
+ if (lpKeyState) {
+ if(! NT_SUCCESS(MmCopyFromCaller(QueueKeyStateTable, lpKeyState, 256)))
+ Result = FALSE;
+ }
+ IntUnLockQueueState;
+
+ return Result;
+}
+
+static UINT VkToScan( UINT Code, BOOL ExtCode, PKBDTABLES pkKT ) {
+ int i;
+
+ for( i = 0; i < pkKT->bMaxVSCtoVK; i++ ) {
+ if( pkKT->pusVSCtoVK[i] == Code ) { return i; }
+ }
+
+ return 0;
+}
+
+UINT ScanToVk( UINT Code, BOOL ExtKey, PKBDTABLES pkKT ) {
+ if( !pkKT ) {
+ DPRINT("ScanToVk: No layout\n");
+ return 0;
+ }
+
+ if( ExtKey ) {
+ int i;
+
+ for( i = 0; pkKT->pVSCtoVK_E0[i].Vsc; i++ ) {
+ if( pkKT->pVSCtoVK_E0[i].Vsc == Code )
+ return pkKT->pVSCtoVK_E0[i].Vk & 0xff;
+ }
+ for( i = 0; pkKT->pVSCtoVK_E1[i].Vsc; i++ ) {
+ if( pkKT->pVSCtoVK_E1[i].Vsc == Code )
+ return pkKT->pVSCtoVK_E1[i].Vk & 0xff;
+ }
+
+ return 0;
+ } else {
+ if( Code >= pkKT->bMaxVSCtoVK ) { return 0; }
+ return pkKT->pusVSCtoVK[Code] & 0xff;
+ }
+}
+
+/*
+ * Map a virtual key code, or virtual scan code, to a scan code, key code,
+ * or unshifted unicode character.
+ *
+ * Code: See Below
+ * Type:
+ * 0 -- Code is a virtual key code that is converted into a virtual scan code
+ * that does not distinguish between left and right shift keys.
+ * 1 -- Code is a virtual scan code that is converted into a virtual key code
+ * that does not distinguish between left and right shift keys.
+ * 2 -- Code is a virtual key code that is converted into an unshifted unicode
+ * character.
+ * 3 -- Code is a virtual scan code that is converted into a virtual key code
+ * that distinguishes left and right shift keys.
+ * KeyLayout: Keyboard layout handle (currently, unused)
+ *
+ * @implemented
+ */
+
+static UINT IntMapVirtualKeyEx( UINT Code, UINT Type, PKBDTABLES keyLayout ) {
+ UINT ret = 0;
+
+ switch( Type ) {
+ case 0:
+ if( Code == VK_RSHIFT ) Code = VK_LSHIFT;
+ if( Code == VK_RMENU ) Code = VK_LMENU;
+ if( Code == VK_RCONTROL ) Code = VK_LCONTROL;
+ ret = VkToScan( Code, FALSE, keyLayout );
+ break;
+
+ case 1:
+ ret =
+ DontDistinguishShifts
+ (IntMapVirtualKeyEx( Code, 3, keyLayout ) );
+ break;
+
+ case 2: {
+ WCHAR wp[2];
+
+ ret = VkToScan( Code, FALSE, keyLayout );
+ ToUnicodeInner( Code, ret, 0, wp, 2, 0, keyLayout );
+ ret = wp[0];
+ } break;
+
+ case 3:
+
+ ret = ScanToVk( Code, FALSE, keyLayout );
+ break;
+ }
+
+ return ret;
+}
+
+UINT
+STDCALL
+NtUserMapVirtualKeyEx( UINT Code, UINT Type, DWORD keyboardId, HKL dwhkl ) {
+ PKBDTABLES keyLayout = PsGetWin32Thread() ?
+ PsGetWin32Thread()->KeyboardLayout : 0;
+
+ if( !keyLayout ) return 0;
+
+ return IntMapVirtualKeyEx( Code, Type, keyLayout );
}
+
+
+int
+STDCALL
+NtUserToUnicodeEx(
+ UINT wVirtKey,
+ UINT wScanCode,
+ PBYTE lpKeyState,
+ LPWSTR pwszBuff,
+ int cchBuff,
+ UINT wFlags,
+ HKL dwhkl ) {
+ BYTE KeyStateBuf[0x100];
+ PWCHAR OutPwszBuff = 0;
+ int ret = 0;
+
+
+ if( !NT_SUCCESS(MmCopyFromCaller(KeyStateBuf,
+ lpKeyState,
+ sizeof(KeyStateBuf))) ) {
+ DPRINT1( "Couldn't copy key state from caller.\n" );
+ return 0;
+ }
+ OutPwszBuff = ExAllocatePoolWithTag(NonPagedPool,sizeof(WCHAR) * cchBuff, TAG_STRING);
+ if( !OutPwszBuff ) {
+ DPRINT1( "ExAllocatePool(%d) failed\n", sizeof(WCHAR) * cchBuff);
+ return 0;
+ }
+ RtlZeroMemory( OutPwszBuff, sizeof( WCHAR ) * cchBuff );
+
+ ret = ToUnicodeEx( wVirtKey,
+ wScanCode,
+ KeyStateBuf,
+ OutPwszBuff,
+ cchBuff,
+ wFlags,
+ dwhkl );
+
+ MmCopyToCaller(pwszBuff,OutPwszBuff,sizeof(WCHAR)*cchBuff);
+ ExFreePool(OutPwszBuff);
+
+ return ret;
+}
+
+static int W32kSimpleToupper( int ch ) {
+ if( ch >= 'a' && ch <= 'z' ) ch = ch - 'a' + 'A';
+ return ch;
+}
+
+DWORD
+STDCALL
+NtUserGetKeyNameText( LONG lParam, LPWSTR lpString, int nSize ) {
+ int i;
+ DWORD ret = 0;
+ UINT CareVk = 0;
+ UINT VkCode = 0;
+ UINT ScanCode = (lParam >> 16) & 0xff;
+ BOOL ExtKey = lParam & (1<<24) ? TRUE : FALSE;
+ PKBDTABLES keyLayout =
+ PsGetWin32Thread() ?
+ PsGetWin32Thread()->KeyboardLayout : 0;
+
+ if( !keyLayout || nSize < 1 ) return 0;
+
+ if( lParam & (1<<25) ) {
+ CareVk = VkCode = ScanToVk( ScanCode, ExtKey, keyLayout );
+ if( VkCode == VK_LSHIFT || VkCode == VK_RSHIFT )
+ VkCode = VK_LSHIFT;
+ if( VkCode == VK_LCONTROL || VkCode == VK_RCONTROL )
+ VkCode = VK_LCONTROL;
+ if( VkCode == VK_LMENU || VkCode == VK_RMENU )
+ VkCode = VK_LMENU;
+ } else {
+ VkCode = ScanToVk( ScanCode, ExtKey, keyLayout );
+ }
+
+ VSC_LPWSTR *KeyNames = 0;
+
+ if( CareVk != VkCode )
+ ScanCode = VkToScan( VkCode, ExtKey, keyLayout );
+
+ if( ExtKey )
+ KeyNames = keyLayout->pKeyNamesExt;
+ else
+ KeyNames = keyLayout->pKeyNames;
+
+ for( i = 0; KeyNames[i].pwsz; i++ ) {
+ if( KeyNames[i].vsc == ScanCode ) {
+ UINT StrLen = wcslen(KeyNames[i].pwsz);
+ UINT StrMax = StrLen > (nSize - 1) ? (nSize - 1) : StrLen;
+ WCHAR null_wc = 0;
+ if( NT_SUCCESS( MmCopyToCaller( lpString,
+ KeyNames[i].pwsz,
+ StrMax * sizeof(WCHAR) ) ) &&
+ NT_SUCCESS( MmCopyToCaller( lpString + StrMax,
+ &null_wc,
+ sizeof( WCHAR ) ) ) ) {
+ ret = StrMax;
+ break;
+ }
+ }
+ }
+
+ if( ret == 0 ) {
+ WCHAR UCName[2];
+
+ UCName[0] = W32kSimpleToupper(IntMapVirtualKeyEx( VkCode, 2, keyLayout ));
+ UCName[1] = 0;
+ ret = 1;
+
+ if( !NT_SUCCESS(MmCopyToCaller( lpString, UCName, 2 * sizeof(WCHAR) )) )
+ return 0;
+ }
+
+ return ret;
+}
+
+/*
+ * Filter this message according to the current key layout, setting wParam
+ * appropriately.
+ */
+
+VOID FASTCALL W32kKeyProcessMessage(LPMSG Msg, PKBDTABLES KeyboardLayout) {
+ DWORD ScanCode = 0, ModifierBits = 0;
+ DWORD i = 0;
+ DWORD BaseMapping = 0;
+ DWORD RawVk = 0;
+ static WORD NumpadConversion[][2] =
+ { { VK_DELETE, VK_DECIMAL },
+ { VK_INSERT, VK_NUMPAD0 },
+ { VK_END, VK_NUMPAD1 },
+ { VK_DOWN, VK_NUMPAD2 },
+ { VK_NEXT, VK_NUMPAD3 },
+ { VK_LEFT, VK_NUMPAD4 },
+ { VK_CLEAR, VK_NUMPAD5 },
+ { VK_RIGHT, VK_NUMPAD6 },
+ { VK_HOME, VK_NUMPAD7 },
+ { VK_UP, VK_NUMPAD8 },
+ { VK_PRIOR, VK_NUMPAD9 },
+ { 0,0 } };
+
+ if( !KeyboardLayout || !Msg ||
+ (Msg->message != WM_KEYDOWN && Msg->message != WM_SYSKEYDOWN &&
+ Msg->message != WM_KEYUP && Msg->message != WM_SYSKEYUP) )
+ {
+ return;
+ }
+
+ IntLockQueueState;
+
+ /* arty -- handle numpad -- On real windows, the actual key produced
+ * by the messaging layer is different based on the state of numlock. */
+ ModifierBits = ModBits(KeyboardLayout,QueueKeyStateTable);
+
+ /* Get the raw scan code, so we can look up whether the key is a numpad
+ * key
+ *
+ * Shift and the LP_EXT_BIT cancel. */
+ ScanCode = (Msg->lParam >> 16) & 0xff;
+ BaseMapping = Msg->wParam =
+ IntMapVirtualKeyEx( ScanCode, 1, KeyboardLayout );
+ if( ScanCode >= KeyboardLayout->bMaxVSCtoVK )
+ RawVk = 0;
+ else
+ RawVk = KeyboardLayout->pusVSCtoVK[ScanCode];
+
+ if ((ModifierBits & NUMLOCK_BIT) &&
+ !(ModifierBits & GetShiftBit(KeyboardLayout, VK_SHIFT)) &&
+ (RawVk & KNUMP) &&
+ !(Msg->lParam & LP_EXT_BIT))
+ {
+ /* The key in question is a numpad key. Search for a translation. */
+ for (i = 0; NumpadConversion[i][0]; i++)
+ {
+ if ((BaseMapping & 0xff) == NumpadConversion[i][0]) /* RawVk? */
+ {
+ Msg->wParam = NumpadConversion[i][1];
+ break;
+ }
+ }
+ }
+
+ DPRINT("Key: [%04x -> %04x]\n", BaseMapping, Msg->wParam);
+
+ /* Now that we have the VK, we can set the keymap appropriately
+ * This is a better place for this code, as it's guaranteed to be
+ * run, unlike translate message. */
+ if (Msg->message == WM_KEYDOWN || Msg->message == WM_SYSKEYDOWN)
+ {
+ SetKeyState( ScanCode, Msg->wParam, Msg->lParam & LP_EXT_BIT,
+ TRUE ); /* Strike key */
+ }
+ else if (Msg->message == WM_KEYUP || Msg->message == WM_SYSKEYUP)
+ {
+ SetKeyState( ScanCode, Msg->wParam, Msg->lParam & LP_EXT_BIT,
+ FALSE ); /* Release key */
+ }
+
+ /* We need to unset SYSKEYDOWN if the ALT key is an ALT+Gr */
+ if( QueueKeyStateTable[VK_RMENU] & KS_DOWN_BIT ) {
+ if( Msg->message == WM_SYSKEYDOWN ) Msg->message = WM_KEYDOWN;
+ else Msg->message = WM_KEYUP;
+ }
+
+ IntUnLockQueueState;
+}
+
+DWORD
+STDCALL
+NtUserGetKeyboardLayoutList(
+ DWORD Items,
+ DWORD pHklBuff)
+{
+ UNIMPLEMENTED
+
+ return 0;
+}
+
+DWORD
+STDCALL
+NtUserGetKeyboardLayoutName(
+ DWORD lpszName)
+{
+ UNIMPLEMENTED
+
+ return 0;
+}
+
+HKL
+STDCALL
+NtUserGetKeyboardLayout(
+ DWORD dwThreadId)
+{
+ NTSTATUS Status;
+ PETHREAD Thread;
+ PW32THREAD W32Thread;
+ PKBDTABLES layout;
+
+ if (!dwThreadId)
+ W32Thread = PsGetWin32Thread();
+ else
+ {
+ Status = PsLookupThreadByThreadId((HANDLE)dwThreadId, &Thread);
+ if(!NT_SUCCESS(Status))
+ {
+ SetLastWin32Error(ERROR_INVALID_PARAMETER);
+ return 0;
+ }
+ W32Thread = Thread->Tcb.Win32Thread;
+ }
+ layout = W32Thread->KeyboardLayout;
+ if(!layout) return 0;
+ return (HKL)layout;
+}
+
+
+DWORD
+STDCALL
+NtUserGetKeyboardType(
+ DWORD TypeFlag)
+{
+ switch(TypeFlag)
+ {
+ case 0: /* Keyboard type */
+ return 4; /* AT-101 */
+ case 1: /* Keyboard Subtype */
+ return 0; /* There are no defined subtypes */
+ case 2: /* Number of F-keys */
+ return 12; /* We're doing an 101 for now, so return 12 F-keys */
+ default:
+ DPRINT1("Unknown type!\n");
+ return 0; /* The book says 0 here, so 0 */
+ }
+}
+
+
+/*
+ Based on TryToTranslateChar, instead of processing VirtualKey match,
+ look for wChar match.
+ */
+DWORD
+STDCALL
+NtUserVkKeyScanEx(
+ DWORD wChar,
+ DWORD KeyboardLayout,
+ DWORD Unknown2)
+{
+ PKBDTABLES KeyLayout;
+ PVK_TO_WCHAR_TABLE vtwTbl;
+ PVK_TO_WCHARS10 vkPtr;
+ size_t size_this_entry;
+ int nMod;
+ DWORD CapsMod = 0, CapsState = 0;
+
+ if(!KeyboardLayout) return -1;
+ KeyLayout = (PKBDTABLES) KeyboardLayout;
+
+ for (nMod = 0; KeyLayout->pVkToWcharTable[nMod].nModifications; nMod++)
+ {
+ vtwTbl = &KeyLayout->pVkToWcharTable[nMod];
+ size_this_entry = vtwTbl->cbSize;
+ vkPtr = (PVK_TO_WCHARS10)((BYTE *)vtwTbl->pVkToWchars);
+
+ while(vkPtr->VirtualKey)
+ {
+ /*
+ 0x01 Shift key
+ 0x02 Ctrl key
+ 0x04 Alt key
+ Should have only 8 valid possibilities. Including zero.
+ */
+ for(CapsState = 0; CapsState < vtwTbl->nModifications; CapsState++)
+ {
+ if(vkPtr->wch[CapsState] == wChar)
+ {
+ CapsMod = KeyLayout->pCharModifiers->ModNumber[CapsState];
+ DPRINT("nMod %d wC %04x: CapsMod %08x CapsState %08x MaxModBits %08x\n",
+ nMod, wChar, CapsMod, CapsState, KeyLayout->pCharModifiers->wMaxModBits);
+ return ((CapsMod << 8)|(vkPtr->VirtualKey & 0xff));
+ }
+ }
+ vkPtr = (PVK_TO_WCHARS10)(((BYTE *)vkPtr) + size_this_entry);
+ }
+ }
+ return -1;
+}
+
+
+/* EOF */
projects / reactos.git / blobdiff