?? init.c
字號:
/*
InterruptHook
Copyright (C) 2003 Alexander M.
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <ntddk.h>
#include "dispatch.h"
#include "hook.h"
#include "debug.h"
PDEVICE_OBJECT gpCtrlDevice = NULL;
NTSTATUS
DriverEntry(
IN PDRIVER_OBJECT pDriverObject,
IN PUNICODE_STRING pRegistryPath )
{
NTSTATUS iStatus = STATUS_SUCCESS;
UNICODE_STRING DeviceName, SymlinkName;
ULONG i;
char c1, c2;
RtlInitUnicodeString( &DeviceName, L"\\Device\\InterruptHook" );
RtlInitUnicodeString( &SymlinkName, L"\\DosDevices\\InterruptHook" );
do
{
iStatus = IoCreateDevice(
pDriverObject,
0,
&DeviceName,
FILE_DEVICE_UNKNOWN,
0,
TRUE,
&gpCtrlDevice );
if( !NT_SUCCESS( iStatus ) )
{
DPRINT( "DriverEntry: IoCreateDevice failed 0x%.8X\n", iStatus );
break;
}
gpCtrlDevice->Flags |= DO_DIRECT_IO;
iStatus = IoCreateSymbolicLink(
&SymlinkName,
&DeviceName );
if( !NT_SUCCESS( iStatus ) )
{
DPRINT( "DriverEntry: IoCreateSymbolicLink failed 0x%.8X\n", iStatus );
break;
}
for( i = 0; i < IRP_MJ_MAXIMUM_FUNCTION; i++ )
pDriverObject->MajorFunction[i] = IoDispatch;
pDriverObject->MajorFunction[IRP_MJ_READ] =
pDriverObject->MajorFunction[IRP_MJ_WRITE] = IoReadWrite;
pDriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = IoDeviceControl;
pDriverObject->DriverUnload = Unload;
BackupNtVectors();
SetExternalHandlers();
return iStatus;
} while( FALSE );
if( gpCtrlDevice )
IoDeleteDevice( gpCtrlDevice );
return iStatus;
}
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