mirror of
https://github.com/reactos/reactos.git
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124 lines
3.3 KiB
C
124 lines
3.3 KiB
C
/*
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* ReactOS kernel
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* Copyright (C) 2002 ReactOS Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* FILE: drivers/filesystem/ntfs/close.c
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* PURPOSE: NTFS filesystem driver
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* PROGRAMMER: Art Yerkes
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* UPDATE HISTORY:
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*/
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/* INCLUDES *****************************************************************/
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#include "ntfs.h"
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#define NDEBUG
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#include <debug.h>
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/* FUNCTIONS ****************************************************************/
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/*
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* FUNCTION: Closes a file
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*/
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NTSTATUS
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NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
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PFILE_OBJECT FileObject)
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{
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PNTFS_CCB Ccb;
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PNTFS_FCB Fcb;
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DPRINT("NtfsCloseFile(DeviceExt %p, FileObject %p)\n",
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DeviceExt,
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FileObject);
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Ccb = (PNTFS_CCB)(FileObject->FsContext2);
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Fcb = (PNTFS_FCB)(FileObject->FsContext);
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DPRINT("Ccb %p\n", Ccb);
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if (Ccb == NULL)
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{
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return STATUS_SUCCESS;
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}
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FileObject->FsContext2 = NULL;
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FileObject->FsContext = NULL;
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FileObject->SectionObjectPointer = NULL;
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DeviceExt->OpenHandleCount--;
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if (FileObject->FileName.Buffer)
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{
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// This a FO, that was created outside from FSD.
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// Some FO's are created with IoCreateStreamFileObject() insid from FSD.
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// This FO's don't have a FileName.
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NtfsReleaseFCB(DeviceExt, Fcb);
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}
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if (Ccb->DirectorySearchPattern)
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{
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ExFreePool(Ccb->DirectorySearchPattern);
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}
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ExFreePool(Ccb);
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return STATUS_SUCCESS;
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}
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NTSTATUS
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NtfsClose(PNTFS_IRP_CONTEXT IrpContext)
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{
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PDEVICE_EXTENSION DeviceExtension;
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PFILE_OBJECT FileObject;
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NTSTATUS Status;
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PDEVICE_OBJECT DeviceObject;
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DPRINT("NtfsClose() called\n");
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DeviceObject = IrpContext->DeviceObject;
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if (DeviceObject == NtfsGlobalData->DeviceObject)
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{
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DPRINT("Closing file system\n");
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IrpContext->Irp->IoStatus.Information = 0;
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return STATUS_SUCCESS;
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}
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FileObject = IrpContext->FileObject;
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DeviceExtension = DeviceObject->DeviceExtension;
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if (!ExAcquireResourceExclusiveLite(&DeviceExtension->DirResource,
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BooleanFlagOn(IrpContext->Flags, IRPCONTEXT_CANWAIT)))
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{
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return NtfsMarkIrpContextForQueue(IrpContext);
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}
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Status = NtfsCloseFile(DeviceExtension, FileObject);
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ExReleaseResourceLite(&DeviceExtension->DirResource);
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if (Status == STATUS_PENDING)
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{
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return NtfsMarkIrpContextForQueue(IrpContext);
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}
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IrpContext->Irp->IoStatus.Information = 0;
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return Status;
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}
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/* EOF */
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