IOHIKeyboardMapper.cpp [plain text]
#include <sys/systm.h>
#include <IOKit/assert.h>
#include <IOKit/IOLib.h>
#include <IOKit/IODeviceTreeSupport.h>
#include <IOKit/hidsystem/IOLLEvent.h>
#include <IOKit/hidsystem/IOHIKeyboard.h>
#include <IOKit/hidsystem/IOHIKeyboardMapper.h>
#include <IOKit/hidsystem/IOHIDParameter.h>
#include <IOKit/hidsystem/IOHIDSystem.h>
#include <libkern/OSByteOrder.h>
#include "IOHIDKeyboardDevice.h"
#include "IOHIDevicePrivateKeys.h"
#include "IOHIDFamilyPrivate.h"
#define _specialKeyModifierFlags _reserved->specialKeyModifierFlags
#define _cachedAlphaLockModDefs _reserved->cachedAlphaLockModDefs
#define super OSObject
OSDefineMetaClassAndStructors(IOHIKeyboardMapper, OSObject);
enum
{
kState_OptionActivates_Flag = 0x0010, kState_ClearHeldKeysFirst = 0x0100,
kState_PrefFnKeyStateOn = 0x0200,
kState_StickyFnKeyStateOn = 0x0400,
kState_MouseKeyStateOn = 0x0800,
kState_StickyFnKeyStateChangePending = 0x1000,
};
enum
{
kState_Aborted_Flag = 0x0200,
kState_In_Progess_Flag = 0x0400,
kState_Is_Repeat_Flag = 0x0800,
};
#define kADB_KEYBOARD_F12 0x6f
#define postSlowKeyTranslateKeyCode(owner,key,keyDown,keyBits) \
if (!owner->f12EjectFilterKey(key, keyDown, keyBits)) \
if (!owner->stickyKeysFilterKey(key, keyDown, keyBits)) \
owner->rawTranslateKeyCode(key, keyDown, keyBits);
#define modifierOfInterest(keyBits) \
((keyBits & NX_MODMASK) && \
((((keyBits & NX_WHICHMODMASK) >= NX_MODIFIERKEY_SHIFT) && \
((keyBits & NX_WHICHMODMASK) <= NX_MODIFIERKEY_COMMAND)) || \
(((keyBits & NX_WHICHMODMASK) >= NX_MODIFIERKEY_RSHIFT) && \
((keyBits & NX_WHICHMODMASK) <= NX_MODIFIERKEY_LAST_KEY)) || \
((keyBits & NX_WHICHMODMASK) == NX_MODIFIERKEY_SECONDARYFN)))
#define mouseKey(keyBits) \
((keyBits & NX_MODMASK) && \
((keyBits & NX_WHICHMODMASK) == NX_MODIFIERKEY_NUMERICPAD))
#define mouseKeyToIgnore(keyBits, key) \
( mouseKey(keyBits) && \
(((key >= 0x52) && (key <= 0x56)) || \
((key >= 0x58) && (key <= 0x5c))) )
#define convertToLeftModBit(modBit) \
modBit -= ((modBit >= NX_MODIFIERKEY_RSHIFT) && \
(modBit <= NX_MODIFIERKEY_LAST_KEY)) ? 8 : 0;
static UInt32 DeviceModifierMasks[NX_NUMMODIFIERS] =
{
0,
NX_DEVICELSHIFTKEYMASK,
NX_DEVICELCTLKEYMASK,
NX_DEVICELALTKEYMASK,
NX_DEVICELCMDKEYMASK,
0,
0,
0,
0,
NX_DEVICERSHIFTKEYMASK,
NX_DEVICERCTLKEYMASK,
NX_DEVICERALTKEYMASK,
NX_DEVICERCMDKEYMASK,
NX_DEVICE_ALPHASHIFT_STATELESS_MASK,
0,
0
};
IOHIKeyboardMapper * IOHIKeyboardMapper::keyboardMapper(
IOHIKeyboard * delegate,
const UInt8 * mapping,
UInt32 mappingLength,
bool mappingShouldBeFreed )
{
IOHIKeyboardMapper * me = new IOHIKeyboardMapper;
if (!me && mappingShouldBeFreed && mapping)
IOFree( (void*)mapping, mappingLength );
if (me && !me->init(delegate, mapping, mappingLength, mappingShouldBeFreed))
{
me->release();
return 0;
}
return me;
}
bool IOHIKeyboardMapper::init( IOHIKeyboard *delegate,
const UInt8 *map,
UInt32 mappingLen,
bool mappingShouldBeFreed )
{
_mappingShouldBeFreed = mappingShouldBeFreed;
_parsedMapping.mapping = map;
_parsedMapping.mappingLen = mappingLen;
if (!super::init()) return false;
_delegate = delegate;
if (!parseKeyMapping(map, mappingLen, &_parsedMapping)) return false;
_reserved = IONew(ExpansionData, 1);
bzero(_reserved, sizeof(ExpansionData));
_specialKeyModifierFlags = 0;
_cachedAlphaLockModDefs = 0;
if (_delegate && (_parsedMapping.maxMod > 0))
{
if ( _delegate->doesKeyLock(NX_KEYTYPE_CAPS_LOCK) )
{
_delegate->setProperty( kIOHIDKeyboardCapsLockDoesLockKey, kOSBooleanTrue);
_cachedAlphaLockModDefs = _parsedMapping.modDefs[NX_MODIFIERKEY_ALPHALOCK];
}
else
{
_delegate->setProperty( kIOHIDKeyboardCapsLockDoesLockKey, kOSBooleanFalse);
}
UInt32 supportedModifiers = 0;
OSNumber * number = 0;
number = (OSNumber *)_delegate->copyProperty(kIOHIDKeyboardSupportedModifiersKey);
if (number) supportedModifiers = number->unsigned32BitValue();
OSSafeReleaseNULL(number);
_delegate->setProperty( kIOHIDKeyboardSupportedModifiersKey, supportedModifiers, 32 );
if ( (supportedModifiers & NX_DEVICERSHIFTKEYMASK) ||
(supportedModifiers & NX_DEVICERCTLKEYMASK) ||
(supportedModifiers & NX_DEVICERALTKEYMASK) ||
(supportedModifiers & NX_DEVICERCMDKEYMASK) )
{
_delegate->setProperty("HIDKeyboardRightModifierSupport", kOSBooleanTrue);
}
}
if (_parsedMapping.numDefs && _delegate)
{
_delegate->setProperty("HIDKeyboardKeysDefined", kOSBooleanTrue);
}
if ( !_delegate->doesKeyLock(NX_KEYTYPE_CAPS_LOCK) )
{
UInt32 myFlags = _delegate->deviceFlags();
if ( _delegate->alphaLock() )
{
_specialKeyModifierFlags |= NX_ALPHASHIFTMASK;
myFlags |= NX_ALPHASHIFTMASK;
_delegate->IOHIKeyboard::setDeviceFlags(myFlags);
}
else
{
_specialKeyModifierFlags &= ~NX_ALPHASHIFTMASK;
myFlags &= ~NX_ALPHASHIFTMASK;
_delegate->IOHIKeyboard::setDeviceFlags(myFlags);
}
}
return true;
}
void IOHIKeyboardMapper::free()
{
if (!_parsedMapping.mapping || !_parsedMapping.mappingLen)
return;
if (_reserved) {
IODelete(_reserved, ExpansionData, 1);
}
if (_mappingShouldBeFreed)
IOFree((void *)_parsedMapping.mapping, _parsedMapping.mappingLen);
super::free();
}
const UInt8 * IOHIKeyboardMapper::mapping()
{
return (const UInt8 *)_parsedMapping.mapping;
}
UInt32 IOHIKeyboardMapper::mappingLength()
{
return _parsedMapping.mappingLen;
}
bool IOHIKeyboardMapper::serialize(OSSerialize *s) const
{
OSData * data;
bool ok;
if (s->previouslySerialized(this)) return true;
data = OSData::withBytesNoCopy( (void *) _parsedMapping.mapping, _parsedMapping.mappingLen );
if (data) {
ok = data->serialize(s);
data->release();
} else
ok = false;
return( ok );
}
void IOHIKeyboardMapper::translateKeyCode(UInt8 key,
bool keyDown,
kbdBitVector keyBits)
{
rawTranslateKeyCode(key, keyDown, keyBits);
}
void IOHIKeyboardMapper::rawTranslateKeyCode(UInt8 key,
bool keyDown,
kbdBitVector keyBits)
{
unsigned char thisBits = _parsedMapping.keyBits[key];
if (keyDown)
{
EVK_KEYDOWN(key, keyBits);
if (thisBits & NX_MODMASK) doModCalc(key, keyBits);
if (thisBits & NX_CHARGENMASK) doCharGen(key, keyDown);
}
else
{
EVK_KEYUP(key, keyBits);
if (thisBits & NX_CHARGENMASK) doCharGen(key, keyDown);
if (thisBits & NX_MODMASK) doModCalc(key, keyBits);
}
if( 0 == (thisBits & (NX_MODMASK | NX_CHARGENMASK)))
if (_delegate->interfaceID() == NX_EVS_DEVICE_INTERFACE_ADB)
{
unsigned charCode=0;
switch (key) {
case 0x5F: charCode = ',';
break;
case 0x5E: charCode = '_';
break;
case 0x5d: charCode = '\\';
break;
case 0x0a:
charCode = 0xa7;
break;
case 0x66: case 0x68: default:
break;
}
_delegate->keyboardEvent(keyDown ? NX_KEYDOWN : NX_KEYUP,
_delegate->eventFlags(),
key,
charCode,
0, 0,
0);
}
#ifdef OMITPENDINGKEYCAPS
unsigned char * bp;
if (key == _parsedMapping.specialKeys[NX_KEYTYPE_CAPS_LOCK]) {
if (_delegate->alphaLock() == keyDown)
{
_delegate->keyboardEvent(keyDown ? NX_KEYDOWN : NX_KEYUP,
_delegate->eventFlags(), key, 0, 0, 0, 0);
}
}
bp = _parsedMapping.modDefs[NX_MODIFIERKEY_SECONDARYFN]; if (bp)
{
bp++; if (key == *bp ) {
_delegate->keyboardEvent(keyDown ? NX_KEYDOWN : NX_KEYUP,
_delegate->eventFlags(), key, 0, 0, 0, 0);
}
}
#endif
}
typedef struct {
unsigned const char *bp;
unsigned const char *endPtr;
int shorts;
} NewMappingData;
static inline unsigned int NextNum(NewMappingData *nmd)
{
if (nmd->bp >= nmd->endPtr)
return(0);
if (nmd->shorts) {
unsigned short tmp = *((unsigned short *)nmd->bp);
nmd->bp += 2;
return OSSwapBigToHostInt16(tmp);
}
else {
unsigned char tmp = *(nmd->bp);
nmd->bp++;
return tmp;
}
}
bool IOHIKeyboardMapper::parseKeyMapping(const UInt8 * map,
UInt32 mappingLen,
NXParsedKeyMapping * parsedMapping) const
{
NewMappingData nmd;
int i, j, k, l, n;
unsigned int m;
int keyMask, numMods;
int maxSeqNum = -1;
unsigned char * bp;
bzero( parsedMapping, sizeof (NXParsedKeyMapping) );
parsedMapping->maxMod = -1;
parsedMapping->numDefs = -1;
parsedMapping->numSeqs = -1;
if (!map || !mappingLen)
return false;
nmd.endPtr = map + mappingLen;
nmd.bp = map;
nmd.shorts = 1;
parsedMapping->mapping = (unsigned char *)map;
parsedMapping->mappingLen = mappingLen;
parsedMapping->shorts = nmd.shorts = NextNum(&nmd);
numMods = NextNum(&nmd);
for(i=0; i<numMods; i++)
{
if ((j = NextNum(&nmd)) >= NX_NUMMODIFIERS)
return false;
if (j > parsedMapping->maxMod)
parsedMapping->maxMod = j;
parsedMapping->modDefs[j] = (unsigned char *)nmd.bp;
for(k=0,n = NextNum(&nmd);k<n;k++)
{
if ((l = NextNum(&nmd)) >= NX_NUMKEYCODES)
return false;
if (parsedMapping->keyBits[l] & NX_MODMASK)
return false;
if ((j != NX_MODIFIERKEY_ALPHALOCK) || (_delegate->doesKeyLock(NX_KEYTYPE_CAPS_LOCK)) )
{
parsedMapping->keyBits[l] |=NX_MODMASK | (j & NX_WHICHMODMASK);
}
}
}
if (!_delegate->doesKeyLock(NX_KEYTYPE_CAPS_LOCK))
parsedMapping->modDefs[NX_MODIFIERKEY_ALPHALOCK] = 0;
if (_delegate->interfaceID() == NX_EVS_DEVICE_INTERFACE_ADB)
{
parsedMapping->keyBits[0x3f] |=NX_MODMASK | (NX_MODIFIERKEY_SECONDARYFN & NX_WHICHMODMASK);
}
parsedMapping->numDefs = NextNum(&nmd);
n = parsedMapping->numDefs;
for( i=0; i < NX_NUMKEYCODES; i++)
{
if (i < n)
{
parsedMapping->keyDefs[i] = (unsigned char *)nmd.bp;
if ((keyMask = NextNum(&nmd)) != (nmd.shorts ? 0xFFFF: 0x00FF))
{
parsedMapping->keyBits[i] |= NX_CHARGENMASK;
for(j=0, k=1; j<=parsedMapping->maxMod; j++, keyMask>>=1)
{
if (keyMask & 0x01)
k*= 2;
}
for(j=0; j<k; j++)
{
m = NextNum(&nmd);
l = NextNum(&nmd);
if (m == (unsigned)(nmd.shorts ? 0xFFFF: 0x00FF))
if (((int)l) > maxSeqNum)
maxSeqNum = l;
}
}
else
parsedMapping->keyDefs[i] = NULL;
}
else
{
parsedMapping->keyDefs[i] = NULL;
}
}
parsedMapping->numSeqs = NextNum(&nmd);
if (parsedMapping->numSeqs <= maxSeqNum)
return false;
if (parsedMapping->numSeqs > NX_NUMSEQUENCES)
return false;
for(i = 0; i < parsedMapping->numSeqs; i++)
{
parsedMapping->seqDefs[i] = (unsigned char *)nmd.bp;
for(j=0, l=NextNum(&nmd); j<l; j++)
{
NextNum(&nmd);
NextNum(&nmd);
}
}
numMods = NextNum(&nmd);
parsedMapping->numSpecialKeys = numMods;
if ( numMods > NX_NUMSPECIALKEYS )
return false;
if ( numMods )
{
for ( i = 0; i < NX_NUMSPECIALKEYS; ++i )
parsedMapping->specialKeys[i] = NX_NOSPECIALKEY;
if (_delegate->interfaceID() == NX_EVS_DEVICE_INTERFACE_ADB)
{
parsedMapping->specialKeys[NX_KEYTYPE_CAPS_LOCK] = 0x39;
parsedMapping->specialKeys[NX_KEYTYPE_NUM_LOCK] = 0x47;
parsedMapping->keyDefs[0x72] = parsedMapping->keyDefs[0x47];
}
for ( i = 0; i < numMods; ++i )
{
j = NextNum(&nmd);
l = NextNum(&nmd);
if ( j >= NX_NUMSPECIALKEYS )
return false;
parsedMapping->specialKeys[j] = l;
}
}
else
{
return false;
}
for(i=0; i<NX_NUM_SCANNED_SPECIALKEYS; i++)
{
if ( parsedMapping->specialKeys[i] != NX_NOSPECIALKEY )
{
if (parsedMapping->specialKeys[i] < NX_NUMKEYCODES)
parsedMapping->keyBits[parsedMapping->specialKeys[i]] |= (NX_CHARGENMASK | NX_SPECIALKEYMASK);
}
}
if (_delegate->doesKeyLock(NX_KEYTYPE_CAPS_LOCK))
{
if (parsedMapping->specialKeys[NX_KEYTYPE_CAPS_LOCK] < NX_NUMKEYCODES)
parsedMapping->keyBits[ parsedMapping->specialKeys[NX_KEYTYPE_CAPS_LOCK] ] &= ~NX_CHARGENMASK;
}
bp = _parsedMapping.modDefs[NX_MODIFIERKEY_SECONDARYFN]; if (bp)
{
bp++; parsedMapping->keyBits[ *bp ] &= ~NX_CHARGENMASK;
}
if (parsedMapping->specialKeys[NX_MODIFIERKEY_ALPHALOCK_STATELESS] == NX_NOSPECIALKEY) {
unsigned char key = NX_NUMKEYCODES - 1;
parsedMapping->specialKeys[NX_MODIFIERKEY_ALPHALOCK_STATELESS] = key;
parsedMapping->modDefs[NX_MODIFIERKEY_ALPHALOCK_STATELESS] = 0;
parsedMapping->keyBits[key] = NX_MODIFIERKEY_ALPHALOCK_STATELESS | NX_MODMASK;
}
else {
}
return true;
}
UInt8 IOHIKeyboardMapper::getParsedSpecialKey(UInt8 logical)
{
UInt8 retval;
if ( logical < NX_NUMSPECIALKEYS)
retval = _parsedMapping.specialKeys[logical];
else
retval = 0xff; return retval;
}
static inline int NEXTNUM(unsigned char ** mapping, short shorts)
{
int returnValue;
if (shorts)
{
returnValue = OSSwapBigToHostInt16(*((unsigned short *)*mapping));
*mapping += sizeof(unsigned short);
}
else
{
returnValue = **((unsigned char **)mapping);
*mapping += sizeof(unsigned char);
}
return returnValue;
}
static inline int IsModifierDown(NXParsedKeyMapping *parsedMapping,
kbdBitVector keyBits,
int bit )
{
int i, n;
unsigned char *mapping;
unsigned key;
short shorts = parsedMapping->shorts;
if ( (mapping = parsedMapping->modDefs[bit]) != 0 ) {
for(i=0, n=NEXTNUM(&mapping, shorts); i<n; i++)
{
key = NEXTNUM(&mapping, shorts);
if ( EVK_IS_KEYDOWN(key, keyBits) )
return 1;
}
}
return 0;
}
void IOHIKeyboardMapper::calcModBit(int bit, kbdBitVector keyBits)
{
int otherHandBit = 0;
int deviceBitMask = 0;
int systemBitMask = 0;
unsigned myFlags = 0;
systemBitMask = 1<<(bit+16);
deviceBitMask = DeviceModifierMasks[bit];
if ((bit >= NX_MODIFIERKEY_RSHIFT) && (bit <= NX_MODIFIERKEY_RCOMMAND))
{
otherHandBit = bit - 8;
systemBitMask = 1<<(otherHandBit+16);
}
else if ((bit >= NX_MODIFIERKEY_SHIFT) && (bit <= NX_MODIFIERKEY_COMMAND))
{
otherHandBit = bit + 8;
}
myFlags = _delegate->deviceFlags() & (~systemBitMask);
myFlags &= ~deviceBitMask;
if ( IsModifierDown( &_parsedMapping, keyBits, bit ))
{
myFlags |= (systemBitMask | deviceBitMask);
}
else if (deviceBitMask &&
IsModifierDown( &_parsedMapping, keyBits, otherHandBit ))
{
myFlags |= (systemBitMask);
}
myFlags |= _specialKeyModifierFlags;
if ( bit == NX_MODIFIERKEY_ALPHALOCK ) {
_delegate->setAlphaLock((myFlags & NX_ALPHASHIFTMASK) ? true : false);
}
else if ( bit == NX_MODIFIERKEY_NUMLOCK ) {
_delegate->setNumLock((myFlags & NX_NUMERICPADMASK) ? true : false);
}
_delegate->setDeviceFlags(myFlags);
}
void IOHIKeyboardMapper::doModCalc(int key, kbdBitVector keyBits)
{
int thisBits;
thisBits = _parsedMapping.keyBits[key];
if (thisBits & NX_MODMASK)
{
calcModBit((thisBits & NX_WHICHMODMASK), keyBits);
if (!(thisBits & NX_CHARGENMASK))
{
_delegate->keyboardEvent(NX_FLAGSCHANGED,
_delegate->eventFlags(),
key,
0,
0,
0,
0);
#ifdef NEW_HID
_delegate->keyboardEvent(EVK_IS_KEYDOWN(key, keyBits) ? NX_KEYDOWN : NX_KEYUP,
_delegate->eventFlags(),
key,
0,
0,
0,
0);
#endif
}
else
_delegate->updateEventFlags(_delegate->eventFlags());
}
}
void IOHIKeyboardMapper::doCharGen(int keyCode, bool down)
{
int i, n, eventType, adjust, thisMask, modifiers, saveModifiers;
short shorts;
unsigned charSet, origCharSet;
unsigned charCode, origCharCode;
unsigned char *map;
unsigned eventFlags, origflags;
_delegate->setCharKeyActive(true);
eventType = (down == true) ? NX_KEYDOWN : NX_KEYUP;
eventFlags = _delegate->eventFlags();
saveModifiers = eventFlags >> 16;
if( saveModifiers & (NX_SHIFTMASK >> 16))
saveModifiers |= (NX_ALPHASHIFTMASK >> 16);
shorts = _parsedMapping.shorts;
map = _parsedMapping.keyDefs[keyCode];
modifiers = saveModifiers;
if ( map ) {
thisMask = NEXTNUM(&map, shorts);
if (thisMask && modifiers) {
adjust = (shorts ? sizeof(short) : sizeof(char))*2;
for ( i = 0; i <= _parsedMapping.maxMod; ++i) {
if (thisMask & 0x01) {
if (modifiers & 0x01)
map += adjust;
adjust *= 2;
}
thisMask >>= 1;
modifiers >>= 1;
}
}
charSet = NEXTNUM(&map, shorts);
charCode = NEXTNUM(&map, shorts);
map = _parsedMapping.keyDefs[keyCode];
modifiers = saveModifiers & ((NX_ALPHASHIFTMASK | NX_SHIFTMASK) >> 16);
thisMask = NEXTNUM(&map, shorts);
if (thisMask && modifiers) {
adjust = (shorts ? sizeof(short) : sizeof(char)) * 2;
for ( i = 0; i <= _parsedMapping.maxMod; ++i) {
if (thisMask & 0x01) {
if (modifiers & 0x01)
map += adjust;
adjust *= 2;
}
thisMask >>= 1;
modifiers >>= 1;
}
}
origCharSet = NEXTNUM(&map, shorts);
origCharCode = NEXTNUM(&map, shorts);
if (charSet == (unsigned)(shorts ? 0xFFFF : 0x00FF)) {
map = _parsedMapping.seqDefs[charCode];
origflags = eventFlags;
for (i=0,n=NEXTNUM(&map, shorts);i<n;i++) {
if ( (charSet = NEXTNUM(&map, shorts)) == 0xFF ) {
if ( down == true ) {
eventFlags |= (1 << (NEXTNUM(&map, shorts) + 16));
_delegate->keyboardEvent(NX_FLAGSCHANGED,
_delegate->deviceFlags(),
keyCode,
0,
0,
0,
0);
}
else
NEXTNUM(&map, shorts);
}
else {
charCode = NEXTNUM(&map, shorts);
_delegate->keyboardEvent(eventType,
eventFlags,
keyCode,
charCode,
charSet,
charCode,
charSet);
}
}
if ( eventFlags != origflags ) {
_delegate->keyboardEvent(NX_FLAGSCHANGED,
_delegate->deviceFlags(),
keyCode,
0,
0,
0,
0);
eventFlags = origflags;
}
}
else {
_delegate->keyboardEvent(eventType,
eventFlags,
keyCode,
charCode,
charSet,
origCharCode,
origCharSet);
}
}
if (_parsedMapping.keyBits[keyCode] & NX_SPECIALKEYMASK) {
for (i=0; i<NX_NUM_SCANNED_SPECIALKEYS; i++) {
if ( keyCode == _parsedMapping.specialKeys[i] ) {
_delegate->keyboardSpecialEvent(eventType,
eventFlags,
keyCode,
i);
if (i == NX_KEYTYPE_CAPS_LOCK
&& down == true
&& !_parsedMapping.modDefs[NX_MODIFIERKEY_ALPHALOCK] ) {
unsigned myFlags = _delegate->deviceFlags();
bool alphaLock = (_delegate->alphaLock() == false);
_delegate->setAlphaLock(alphaLock);
if ( alphaLock ) {
myFlags |= NX_ALPHASHIFTMASK;
_specialKeyModifierFlags |= NX_ALPHASHIFTMASK;
}
else {
myFlags &= ~NX_ALPHASHIFTMASK;
_specialKeyModifierFlags &= ~NX_ALPHASHIFTMASK;
}
_delegate->setDeviceFlags(myFlags);
_delegate->keyboardEvent(NX_FLAGSCHANGED,
myFlags,
keyCode,
0,
0,
0,
0);
#ifdef NEW_HID
_delegate->keyboardEvent(alphaLock ? NX_KEYDOWN : NX_KEYUP,
myFlags,
keyCode,
0,
0,
0,
0);
#endif
}
else if (i == NX_KEYTYPE_NUM_LOCK
&& down == true
&& (_delegate->doesKeyLock(NX_KEYTYPE_NUM_LOCK) || _delegate->metaCast("AppleADBButtons"))
&& !_parsedMapping.modDefs[NX_MODIFIERKEY_NUMLOCK] ) {
unsigned myFlags = _delegate->deviceFlags();
bool numLock = (_delegate->numLock() == false);
_delegate->setNumLock(numLock);
if ( numLock ) {
myFlags |= NX_NUMERICPADMASK;
_specialKeyModifierFlags |= NX_NUMERICPADMASK;
}
else {
myFlags &= ~NX_NUMERICPADMASK;
_specialKeyModifierFlags &= ~NX_NUMERICPADMASK;
}
_delegate->setDeviceFlags(myFlags);
_delegate->keyboardEvent(NX_FLAGSCHANGED,
myFlags,
keyCode,
0,
0,
0,
0);
}
break;
}
}
}
}
void IOHIKeyboardMapper::setKeyboardTarget (IOService * keyboardTarget)
{
}
void IOHIKeyboardMapper::makeNumberParamProperty( OSDictionary * dict,
const char * key,
unsigned long long number, unsigned int bits )
{
OSNumber * numberRef;
numberRef = OSNumber::withNumber(number, bits);
if( numberRef) {
dict->setObject( key, numberRef);
numberRef->release();
}
}
bool IOHIKeyboardMapper::updateProperties( void )
{
bool ok = true;
return( ok );
}
IOReturn IOHIKeyboardMapper::setParamProperties( OSDictionary * dict )
{
OSNumber * number = 0;
OSData * data = 0;
OSArray * array = 0;
IOReturn err = kIOReturnSuccess;
bool updated = false;
UInt32 value = 0;
bool issueFlagsChangedEvent = false;
bool alphaState = false;
UInt32 myFlags = _delegate->deviceFlags();
UInt32 ledStatus = 0;
if ( issueFlagsChangedEvent )
{
if ( alphaState )
{
if ( !_delegate->doesKeyLock(NX_KEYTYPE_CAPS_LOCK) )
{
_specialKeyModifierFlags |= NX_ALPHASHIFTMASK;
}
myFlags |= NX_ALPHASHIFTMASK;
_delegate->setDeviceFlags(myFlags);
_delegate->setAlphaLock(true);
}
else
{
_specialKeyModifierFlags &= ~NX_ALPHASHIFTMASK;
myFlags &= ~NX_ALPHASHIFTMASK;
_delegate->setDeviceFlags(myFlags);
_delegate->setAlphaLock(false);
}
UInt8 keyCode;
unsigned char *map;
if (((map = _parsedMapping.modDefs[NX_MODIFIERKEY_ALPHALOCK]) != 0 ) &&
( NEXTNUM(&map, _parsedMapping.shorts) ))
keyCode = NEXTNUM(&map, _parsedMapping.shorts);
else
keyCode = getParsedSpecialKey(NX_KEYTYPE_CAPS_LOCK);
_delegate->keyboardEvent(NX_FLAGSCHANGED,
myFlags,
keyCode,
0,
0,
0,
0);
#ifdef NEW_HID
_delegate->keyboardEvent(alphaState ? NX_KEYDOWN : NX_KEYUP,
myFlags,
keyCode,
0,
0,
0,
0);
#endif
}
if (updated)
updateProperties();
return( err );
}
void IOHIKeyboardMapper::postKeyboardSpecialEvent (unsigned subtype, unsigned eventType)
{
_delegate->keyboardSpecialEvent (
eventType,
_delegate->eventFlags(),
NX_NOSPECIALKEY,
subtype);
}
void IOHIKeyboardMapper::keyEventPostProcess (void)
{
}
OSMetaClassDefineReservedUsed(IOHIKeyboardMapper, 0);
IOReturn IOHIKeyboardMapper::message( UInt32 type, IOService * provider __unused, void * argument __unused )
{
return kIOReturnSuccess;
}
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 1);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 2);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 3);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 4);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 5);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 6);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 7);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 8);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 9);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 10);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 11);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 12);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 13);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 14);
OSMetaClassDefineReservedUnused(IOHIKeyboardMapper, 15);