+++ /dev/null
-/*
- * ReactOS kernel
- * Copyright (C) 2002 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
- *
- * COPYRIGHT: See COPYING in the top level directory
- * PROJECT: ReactOS kernel
- * FILE: drivers/filesystem/ntfs/ntfs.c
- * PURPOSE: NTFS filesystem driver
- * PROGRAMMER: Eric Kohl
- * Pierre Schweitzer
- */
-
-/* INCLUDES *****************************************************************/
-
-#include "ntfs.h"
-
-#define NDEBUG
-#include <debug.h>
-
-#if defined(ALLOC_PRAGMA)
-#pragma alloc_text(INIT, DriverEntry)
-#pragma alloc_text(INIT, NtfsInitializeFunctionPointers)
-#endif
-
-/* GLOBALS *****************************************************************/
-
-PNTFS_GLOBAL_DATA NtfsGlobalData = NULL;
-
-/* FUNCTIONS ****************************************************************/
-
-/*
- * FUNCTION: Called by the system to initialize the driver
- * ARGUMENTS:
- * DriverObject = object describing this driver
- * RegistryPath = path to our configuration entries
- * RETURNS: Success or failure
- */
-INIT_SECTION
-NTSTATUS
-NTAPI
-DriverEntry(PDRIVER_OBJECT DriverObject,
- PUNICODE_STRING RegistryPath)
-{
- UNICODE_STRING DeviceName = RTL_CONSTANT_STRING(DEVICE_NAME);
- NTSTATUS Status;
- PDEVICE_OBJECT DeviceObject;
-
- TRACE_(NTFS, "DriverEntry(%p, '%wZ')\n", DriverObject, RegistryPath);
-
- Status = IoCreateDevice(DriverObject,
- sizeof(NTFS_GLOBAL_DATA),
- &DeviceName,
- FILE_DEVICE_DISK_FILE_SYSTEM,
- 0,
- FALSE,
- &DeviceObject);
- if (!NT_SUCCESS(Status))
- {
- WARN_(NTFS, "IoCreateDevice failed with status: %lx\n", Status);
- return Status;
- }
-
- /* Initialize global data */
- NtfsGlobalData = DeviceObject->DeviceExtension;
- RtlZeroMemory(NtfsGlobalData, sizeof(NTFS_GLOBAL_DATA));
-
- NtfsGlobalData->DeviceObject = DeviceObject;
- NtfsGlobalData->Identifier.Type = NTFS_TYPE_GLOBAL_DATA;
- NtfsGlobalData->Identifier.Size = sizeof(NTFS_GLOBAL_DATA);
-
- ExInitializeResourceLite(&NtfsGlobalData->Resource);
-
- /* Keep trace of Driver Object */
- NtfsGlobalData->DriverObject = DriverObject;
-
- /* Initialize IRP functions array */
- NtfsInitializeFunctionPointers(DriverObject);
-
- /* Initialize CC functions array */
- NtfsGlobalData->CacheMgrCallbacks.AcquireForLazyWrite = NtfsAcqLazyWrite;
- NtfsGlobalData->CacheMgrCallbacks.ReleaseFromLazyWrite = NtfsRelLazyWrite;
- NtfsGlobalData->CacheMgrCallbacks.AcquireForReadAhead = NtfsAcqReadAhead;
- NtfsGlobalData->CacheMgrCallbacks.ReleaseFromReadAhead = NtfsRelReadAhead;
-
- NtfsGlobalData->FastIoDispatch.SizeOfFastIoDispatch = sizeof(FAST_IO_DISPATCH);
- NtfsGlobalData->FastIoDispatch.FastIoCheckIfPossible = NtfsFastIoCheckIfPossible;
- NtfsGlobalData->FastIoDispatch.FastIoRead = NtfsFastIoRead;
- NtfsGlobalData->FastIoDispatch.FastIoWrite = NtfsFastIoWrite;
- DriverObject->FastIoDispatch = &NtfsGlobalData->FastIoDispatch;
-
- /* Initialize lookaside list for IRP contexts */
- ExInitializeNPagedLookasideList(&NtfsGlobalData->IrpContextLookasideList,
- NULL, NULL, 0, sizeof(NTFS_IRP_CONTEXT), 'PRIN', 0);
- /* Initialize lookaside list for FCBs */
- ExInitializeNPagedLookasideList(&NtfsGlobalData->FcbLookasideList,
- NULL, NULL, 0, sizeof(NTFS_FCB), TAG_FCB, 0);
-
- /* Driver can't be unloaded */
- DriverObject->DriverUnload = NULL;
-
- NtfsGlobalData->DeviceObject->Flags |= DO_DIRECT_IO;
-
- /* Register file system */
- IoRegisterFileSystem(NtfsGlobalData->DeviceObject);
- ObReferenceObject(NtfsGlobalData->DeviceObject);
-
- return Status;
-}
-
-
-/*
- * FUNCTION: Called within the driver entry to initialize the IRP functions array
- * ARGUMENTS:
- * DriverObject = object describing this driver
- * RETURNS: Nothing
- */
-INIT_SECTION
-VOID
-NTAPI
-NtfsInitializeFunctionPointers(PDRIVER_OBJECT DriverObject)
-{
- DriverObject->MajorFunction[IRP_MJ_CREATE] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_CLOSE] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_CLEANUP] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_READ] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_WRITE] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_QUERY_INFORMATION] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_QUERY_VOLUME_INFORMATION] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_SET_VOLUME_INFORMATION] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_DIRECTORY_CONTROL] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_FILE_SYSTEM_CONTROL] = NtfsFsdDispatch;
- DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = NtfsFsdDispatch;
-
- return;
-}
-
-/* EOF */
projects / reactos.git / blobdiff