windows-nt/Source/XPSP1/NT/drivers/published/sdk/inc/ntddvol.w
2020-09-26 16:20:57 +08:00

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/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
ntddvol.h
Abstract:
This header file defines the IOCTLs supported by Windows NT volumes.
Author:
Norbert Kusters 15-April-1998
Notes:
Revision History:
--*/
#ifndef _NTDDVOL_
#define _NTDDVOL_
#if _MSC_VER > 1000
#pragma once
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifndef IOCTL_VOLUME_BASE
// begin_winioctl
//
// These IOCTLs are handled by hard disk volumes.
//
#define IOCTL_VOLUME_BASE ((ULONG) 'V')
#define IOCTL_VOLUME_GET_VOLUME_DISK_EXTENTS CTL_CODE(IOCTL_VOLUME_BASE, 0, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_IS_CLUSTERED CTL_CODE(IOCTL_VOLUME_BASE, 12, METHOD_BUFFERED, FILE_ANY_ACCESS)
//
// Disk extent definition.
//
typedef struct _DISK_EXTENT {
ULONG DiskNumber;
LARGE_INTEGER StartingOffset;
LARGE_INTEGER ExtentLength;
} DISK_EXTENT, *PDISK_EXTENT;
//
// Output structure for IOCTL_VOLUME_GET_VOLUME_DISK_EXTENTS.
//
typedef struct _VOLUME_DISK_EXTENTS {
ULONG NumberOfDiskExtents;
DISK_EXTENT Extents[1];
} VOLUME_DISK_EXTENTS, *PVOLUME_DISK_EXTENTS;
// end_winioctl
#endif
//
// These IOCTLs are to support cluster services.
//
#define IOCTL_VOLUME_SUPPORTS_ONLINE_OFFLINE CTL_CODE(IOCTL_VOLUME_BASE, 1, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_ONLINE CTL_CODE(IOCTL_VOLUME_BASE, 2, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_VOLUME_OFFLINE CTL_CODE(IOCTL_VOLUME_BASE, 3, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_VOLUME_IS_OFFLINE CTL_CODE(IOCTL_VOLUME_BASE, 4, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_IS_IO_CAPABLE CTL_CODE(IOCTL_VOLUME_BASE, 5, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_QUERY_FAILOVER_SET CTL_CODE(IOCTL_VOLUME_BASE, 6, METHOD_BUFFERED, FILE_ANY_ACCESS)
//
// Output structure for IOCTL_VOLUME_QUERY_FAILOVER_SET.
//
typedef struct _VOLUME_FAILOVER_SET {
ULONG NumberOfDisks;
ULONG DiskNumbers[1];
} VOLUME_FAILOVER_SET, *PVOLUME_FAILOVER_SET;
//
// More IOCTLs for hard disk volumes.
//
#define IOCTL_VOLUME_QUERY_VOLUME_NUMBER CTL_CODE(IOCTL_VOLUME_BASE, 7, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_LOGICAL_TO_PHYSICAL CTL_CODE(IOCTL_VOLUME_BASE, 8, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_PHYSICAL_TO_LOGICAL CTL_CODE(IOCTL_VOLUME_BASE, 9, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_IS_PARTITION CTL_CODE(IOCTL_VOLUME_BASE, 10, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_READ_PLEX CTL_CODE(IOCTL_VOLUME_BASE, 11, METHOD_OUT_DIRECT, FILE_READ_ACCESS)
//
// Output structure for IOCTL_VOLUME_QUERY_VOLUME_NUMBER. If the volume
// manager name is less than 8 characters then it should be padded with
// blanks (0x20).
//
typedef struct _VOLUME_NUMBER {
ULONG VolumeNumber;
WCHAR VolumeManagerName[8];
} VOLUME_NUMBER, *PVOLUME_NUMBER;
//
// Input structure for IOCTL_VOLUME_LOGICAL_TO_PHYSICAL.
// Output structure for IOCTL_VOLUME_PHYSICAL_TO_LOGICAL.
//
typedef struct _VOLUME_LOGICAL_OFFSET {
LONGLONG LogicalOffset;
} VOLUME_LOGICAL_OFFSET, *PVOLUME_LOGICAL_OFFSET;
//
// Input structure for IOCTL_VOLUME_PHYSICAL_TO_LOGICAL.
//
typedef struct _VOLUME_PHYSICAL_OFFSET {
ULONG DiskNumber;
LONGLONG Offset;
} VOLUME_PHYSICAL_OFFSET, *PVOLUME_PHYSICAL_OFFSET;
//
// Output structure for IOCTL_VOLUME_LOGICAL_TO_PHYSICAL.
//
typedef struct _VOLUME_PHYSICAL_OFFSETS {
ULONG NumberOfPhysicalOffsets;
VOLUME_PHYSICAL_OFFSET PhysicalOffset[1];
} VOLUME_PHYSICAL_OFFSETS, *PVOLUME_PHYSICAL_OFFSETS;
//
// Input structure for IOCTL_VOLUME_READ_PLEX.
//
typedef struct _VOLUME_READ_PLEX_INPUT {
LARGE_INTEGER ByteOffset;
ULONG Length;
ULONG PlexNumber;
} VOLUME_READ_PLEX_INPUT, *PVOLUME_READ_PLEX_INPUT;
//
// IOCTLs for setting and getting GPT attributes on volumes.
//
#define IOCTL_VOLUME_SET_GPT_ATTRIBUTES CTL_CODE(IOCTL_VOLUME_BASE, 13, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_GET_GPT_ATTRIBUTES CTL_CODE(IOCTL_VOLUME_BASE, 14, METHOD_BUFFERED, FILE_ANY_ACCESS)
//
// Input structure for IOCTL_VOLUME_SET_GPT_ATTRIBUTES.
//
typedef struct _VOLUME_SET_GPT_ATTRIBUTES_INFORMATION {
ULONGLONG GptAttributes;
BOOLEAN RevertOnClose;
BOOLEAN ApplyToAllConnectedVolumes;
USHORT Reserved1; // Must be 0.
ULONG Reserved2; // Must be 0.
} VOLUME_SET_GPT_ATTRIBUTES_INFORMATION, *PVOLUME_SET_GPT_ATTRIBUTES_INFORMATION;
//
// Output structure for IOCTL_VOLUME_GET_GPT_ATTRIBUTES.
//
typedef struct _VOLUME_GET_GPT_ATTRIBUTES_INFORMATION {
ULONGLONG GptAttributes;
} VOLUME_GET_GPT_ATTRIBUTES_INFORMATION, *PVOLUME_GET_GPT_ATTRIBUTES_INFORMATION;
#ifdef __cplusplus
}
#endif
#endif // _NTDDVOL_