mirror of
https://github.com/reactos/reactos.git
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137 lines
3.8 KiB
C
137 lines
3.8 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* FILE: services/fs/ext2/attr.c
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* PURPOSE: Set/Get file attributes support
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* PROGRAMMER: David Welch (welch@cwcom.net)
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* UPDATE HISTORY:
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*/
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/* INCLUDES *****************************************************************/
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#include <ntddk.h>
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#include <wchar.h>
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#include <string.h>
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//#define NDEBUG
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#include <debug.h>
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#include "ext2fs.h"
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/* FUNCTIONS ****************************************************************/
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NTSTATUS STDCALL
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Ext2SetInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp)
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{
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DPRINT("Ext2SetInformation(DeviceObject %x Irp %x)\n",DeviceObject,Irp);
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Irp->IoStatus.Status = STATUS_NOT_IMPLEMENTED;
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Irp->IoStatus.Information = 0;
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IoCompleteRequest(Irp,
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IO_NO_INCREMENT);
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return(STATUS_UNSUCCESSFUL);
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}
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NTSTATUS STDCALL
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Ext2QueryInformation(PDEVICE_OBJECT DeviceObject, PIRP Irp)
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{
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NTSTATUS Status;
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PIO_STACK_LOCATION Param;
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PFILE_OBJECT FileObject;
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PDEVICE_EXTENSION DeviceExt;
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ULONG Length;
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PFILE_BASIC_INFORMATION PFileBasicInformation;
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PFILE_STANDARD_INFORMATION PFileStandardInformation;
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PFILE_INTERNAL_INFORMATION PFileInternalInformation;
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PFILE_EA_INFORMATION PFileEaInformation;
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PFILE_ACCESS_INFORMATION PFileAccessInformation;
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PFILE_NAME_INFORMATION PFileNameInformation;
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PFILE_POSITION_INFORMATION PFilePositionInformation;
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PVOID Buffer;
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DPRINT("Ext2QueryInformation(DeviceObject %x Irp %x)\n", DeviceObject, Irp);
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Param = IoGetCurrentIrpStackLocation(Irp);
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FileObject = Param->FileObject;
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DeviceExt = DeviceObject->DeviceExtension;
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Length = Param->Parameters.QueryFile.Length;
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Buffer = Irp->AssociatedIrp.SystemBuffer;
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switch (Param->Parameters.QueryFile.FileInformationClass)
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{
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case FileDirectoryInformation:
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case FileFullDirectoryInformation:
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case FileBothDirectoryInformation:
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Status = STATUS_NOT_IMPLEMENTED;
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break;
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case FileBasicInformation:
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PFileBasicInformation = (PFILE_BASIC_INFORMATION)Buffer;
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memset(PFileBasicInformation, 0, sizeof(FILE_BASIC_INFORMATION));
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Status = STATUS_SUCCESS;
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break;
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case FileStandardInformation:
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PFileStandardInformation = (PFILE_STANDARD_INFORMATION)Buffer;
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memset(PFileStandardInformation, 0, sizeof(FILE_STANDARD_INFORMATION));
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Status = STATUS_SUCCESS;
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break;
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case FileInternalInformation:
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PFileInternalInformation = (PFILE_INTERNAL_INFORMATION)Buffer;
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memset(PFileInternalInformation, 0, sizeof(FILE_INTERNAL_INFORMATION));
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Status = STATUS_SUCCESS;
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break;
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case FileEaInformation:
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PFileEaInformation = (PFILE_EA_INFORMATION)Buffer;
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memset(PFileEaInformation, 0, sizeof(FILE_EA_INFORMATION));
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PFileEaInformation->EaSize = 0;
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Status = STATUS_SUCCESS;
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break;
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case FileAccessInformation:
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PFileAccessInformation = (PFILE_ACCESS_INFORMATION)Buffer;
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memset(PFileAccessInformation, 0, sizeof(FILE_ACCESS_INFORMATION));
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PFileAccessInformation->AccessFlags = 0;
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Status = STATUS_SUCCESS;
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break;
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case FileNameInformation:
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PFileNameInformation = (PFILE_NAME_INFORMATION)Buffer;
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memset(PFileNameInformation, 0, sizeof(FILE_NAME_INFORMATION));
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Status = STATUS_SUCCESS;
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break;
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case FilePositionInformation:
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PFilePositionInformation = (PFILE_POSITION_INFORMATION)Buffer;
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memcpy(PFilePositionInformation,
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&FileObject->CurrentByteOffset,
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sizeof(FileObject->CurrentByteOffset));
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Status = STATUS_SUCCESS;
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break;
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case FileRenameInformation:
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Status = STATUS_NOT_IMPLEMENTED;
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break;
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default:
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Status = STATUS_NOT_SUPPORTED;
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}
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Irp->IoStatus.Status = Status;
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if (NT_SUCCESS(Status))
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Irp->IoStatus.Information =
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Param->Parameters.QueryFile.Length - Length;
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else
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Irp->IoStatus.Information = 0;
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IoCompleteRequest(Irp,
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IO_NO_INCREMENT);
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return(Status);
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}
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