/*++ BUILD Version: 0012 // Increment this if a change has global effects
Copyright (c) 1990-1995 Microsoft Corporation
Module Name:
winioctl.h
Abstract:
This module defines the 32-Bit Windows Device I/O control codes.
Revision History:
--*/
#ifndef _WINIOCTL_
#define _WINIOCTL_
#ifndef _DEVIOCTL_
#define _DEVIOCTL_
// begin_ntddk begin_nthal begin_ntifs
//
// Define the various device type values. Note that values used by Microsoft
// Corporation are in the range 0-32767, and 32768-65535 are reserved for use
// by customers.
//
#define DEVICE_TYPE DWORD
#define FILE_DEVICE_BEEP 0x00000001
#define FILE_DEVICE_CD_ROM 0x00000002
#define FILE_DEVICE_CD_ROM_FILE_SYSTEM 0x00000003
#define FILE_DEVICE_CONTROLLER 0x00000004
#define FILE_DEVICE_DATALINK 0x00000005
#define FILE_DEVICE_DFS 0x00000006
#define FILE_DEVICE_DISK 0x00000007
#define FILE_DEVICE_DISK_FILE_SYSTEM 0x00000008
#define FILE_DEVICE_FILE_SYSTEM 0x00000009
#define FILE_DEVICE_INPORT_PORT 0x0000000a
#define FILE_DEVICE_KEYBOARD 0x0000000b
#define FILE_DEVICE_MAILSLOT 0x0000000c
#define FILE_DEVICE_MIDI_IN 0x0000000d
#define FILE_DEVICE_MIDI_OUT 0x0000000e
#define FILE_DEVICE_MOUSE 0x0000000f
#define FILE_DEVICE_MULTI_UNC_PROVIDER 0x00000010
#define FILE_DEVICE_NAMED_PIPE 0x00000011
#define FILE_DEVICE_NETWORK 0x00000012
#define FILE_DEVICE_NETWORK_BROWSER 0x00000013
#define FILE_DEVICE_NETWORK_FILE_SYSTEM 0x00000014
#define FILE_DEVICE_NULL 0x00000015
#define FILE_DEVICE_PARALLEL_PORT 0x00000016
#define FILE_DEVICE_PHYSICAL_NETCARD 0x00000017
#define FILE_DEVICE_PRINTER 0x00000018
#define FILE_DEVICE_SCANNER 0x00000019
#define FILE_DEVICE_SERIAL_MOUSE_PORT 0x0000001a
#define FILE_DEVICE_SERIAL_PORT 0x0000001b
#define FILE_DEVICE_SCREEN 0x0000001c
#define FILE_DEVICE_SOUND 0x0000001d
#define FILE_DEVICE_STREAMS 0x0000001e
#define FILE_DEVICE_TAPE 0x0000001f
#define FILE_DEVICE_TAPE_FILE_SYSTEM 0x00000020
#define FILE_DEVICE_TRANSPORT 0x00000021
#define FILE_DEVICE_UNKNOWN 0x00000022
#define FILE_DEVICE_VIDEO 0x00000023
#define FILE_DEVICE_VIRTUAL_DISK 0x00000024
#define FILE_DEVICE_WAVE_IN 0x00000025
#define FILE_DEVICE_WAVE_OUT 0x00000026
#define FILE_DEVICE_8042_PORT 0x00000027
#define FILE_DEVICE_NETWORK_REDIRECTOR 0x00000028
#define FILE_DEVICE_BATTERY 0x00000029
#define FILE_DEVICE_BUS_EXTENDER 0x0000002a
//
// Macro definition for defining IOCTL and FSCTL function control codes. Note
// that function codes 0-2047 are reserved for Microsoft Corporation, and
// 2048-4095 are reserved for customers.
//
#define CTL_CODE( DeviceType, Function, Method, Access ) ( \
((DeviceType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method) \
)
//
// Define the method codes for how buffers are passed for I/O and FS controls
//
#define METHOD_BUFFERED 0
#define METHOD_IN_DIRECT 1
#define METHOD_OUT_DIRECT 2
#define METHOD_NEITHER 3
//
// Define the access check value for any access
//
//
// The FILE_READ_ACCESS and FILE_WRITE_ACCESS constants are also defined in
// ntioapi.h as FILE_READ_DATA and FILE_WRITE_DATA. The values for these
// constants *MUST* always be in sync.
//
#define FILE_ANY_ACCESS 0
#define FILE_READ_ACCESS ( 0x0001 ) // file & pipe
#define FILE_WRITE_ACCESS ( 0x0002 ) // file & pipe
// end_ntddk end_nthal end_ntifs
#endif // _DEVIOCTL_
//
// IoControlCode values for disk devices.
//
#define IOCTL_DISK_BASE FILE_DEVICE_DISK
#define IOCTL_DISK_GET_DRIVE_GEOMETRY CTL_CODE(IOCTL_DISK_BASE, 0x0000, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_GET_PARTITION_INFO CTL_CODE(IOCTL_DISK_BASE, 0x0001, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_SET_PARTITION_INFO CTL_CODE(IOCTL_DISK_BASE, 0x0002, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_DISK_GET_DRIVE_LAYOUT CTL_CODE(IOCTL_DISK_BASE, 0x0003, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_SET_DRIVE_LAYOUT CTL_CODE(IOCTL_DISK_BASE, 0x0004, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_DISK_VERIFY CTL_CODE(IOCTL_DISK_BASE, 0x0005, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_FORMAT_TRACKS CTL_CODE(IOCTL_DISK_BASE, 0x0006, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_DISK_REASSIGN_BLOCKS CTL_CODE(IOCTL_DISK_BASE, 0x0007, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_DISK_PERFORMANCE CTL_CODE(IOCTL_DISK_BASE, 0x0008, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_IS_WRITABLE CTL_CODE(IOCTL_DISK_BASE, 0x0009, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_LOGGING CTL_CODE(IOCTL_DISK_BASE, 0x000a, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_FORMAT_TRACKS_EX CTL_CODE(IOCTL_DISK_BASE, 0x000b, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_DISK_HISTOGRAM_STRUCTURE CTL_CODE(IOCTL_DISK_BASE, 0x000c, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_HISTOGRAM_DATA CTL_CODE(IOCTL_DISK_BASE, 0x000d, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_HISTOGRAM_RESET CTL_CODE(IOCTL_DISK_BASE, 0x000e, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_REQUEST_STRUCTURE CTL_CODE(IOCTL_DISK_BASE, 0x000f, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_DISK_REQUEST_DATA CTL_CODE(IOCTL_DISK_BASE, 0x0010, METHOD_BUFFERED, FILE_ANY_ACCESS)
//
// The following device control codes are common for all class drivers. The
// functions codes defined here must match all of the other class drivers.
//
#define IOCTL_DISK_CHECK_VERIFY CTL_CODE(IOCTL_DISK_BASE, 0x0200, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_MEDIA_REMOVAL CTL_CODE(IOCTL_DISK_BASE, 0x0201, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_EJECT_MEDIA CTL_CODE(IOCTL_DISK_BASE, 0x0202, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_LOAD_MEDIA CTL_CODE(IOCTL_DISK_BASE, 0x0203, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_RESERVE CTL_CODE(IOCTL_DISK_BASE, 0x0204, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_RELEASE CTL_CODE(IOCTL_DISK_BASE, 0x0205, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_FIND_NEW_DEVICES CTL_CODE(IOCTL_DISK_BASE, 0x0206, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_REMOVE_DEVICE CTL_CODE(IOCTL_DISK_BASE, 0x0207, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_DISK_GET_MEDIA_TYPES CTL_CODE(IOCTL_DISK_BASE, 0x0300, METHOD_BUFFERED, FILE_ANY_ACCESS)
//
// Define the partition types returnable by known disk drivers.
//
#define PARTITION_ENTRY_UNUSED 0x00 // Entry unused
#define PARTITION_FAT_12 0x01 // 12-bit FAT entries
#define PARTITION_XENIX_1 0x02 // Xenix
#define PARTITION_XENIX_2 0x03 // Xenix
#define PARTITION_FAT_16 0x04 // 16-bit FAT entries
#define PARTITION_EXTENDED 0x05 // Extended partition entry
#define PARTITION_HUGE 0x06 // Huge partition MS-DOS V4
#define PARTITION_IFS 0x07 // IFS Partition
#define PARTITION_PREP 0x41 // PowerPC Reference Platform (PReP) Boot Partition
#define PARTITION_UNIX 0x63 // Unix
#define VALID_NTFT 0xC0 // NTFT uses high order bits
//
// The high bit of the partition type code indicates that a partition
// is part of an NTFT mirror or striped array.
//
#define PARTITION_NTFT 0x80 // NTFT partition
//
// The following macro is used to determine which partitions should be
// assigned drive letters.
//
//++
//
// BOOLEAN
// IsRecognizedPartition(
// IN DWORD PartitionType
// )
//
// Routine Description:
//
// This macro is used to determine to which partitions drive letters
// should be assigned.
//
// Arguments:
//
// PartitionType - Supplies the type of the partition being examined.
//
// Return Value:
//
// The return value is TRUE if the partition type is recognized,
// otherwise FALSE is returned.
//
//--
#define IsRecognizedPartition( PartitionType ) ( \
((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_FAT_12)) || \
((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_FAT_16)) || \
((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_IFS)) || \
((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_HUGE)) || \
((PartitionType & ~PARTITION_NTFT) == PARTITION_FAT_12) || \
((PartitionType & ~PARTITION_NTFT) == PARTITION_FAT_16) || \
((PartitionType & ~PARTITION_NTFT) == PARTITION_IFS) || \
((PartitionType & ~PARTITION_NTFT) == PARTITION_HUGE) )
//
// Define the media types supported by the driver.
//
typedef enum _MEDIA_TYPE {
Unknown, // Format is unknown
F5_1Pt2_512, // 5.25", 1.2MB, 512 bytes/sector
F3_1Pt44_512, // 3.5", 1.44MB, 512 bytes/sector
F3_2Pt88_512, // 3.5", 2.88MB, 512 bytes/sector
F3_20Pt8_512, // 3.5", 20.8MB, 512 bytes/sector
F3_720_512, // 3.5", 720KB, 512 bytes/sector
F5_360_512, // 5.25", 360KB, 512 bytes/sector
F5_320_512, // 5.25", 320KB, 512 bytes/sector
F5_320_1024, // 5.25", 320KB, 1024 bytes/sector
F5_180_512, // 5.25", 180KB, 512 bytes/sector
F5_160_512, // 5.25", 160KB, 512 bytes/sector
RemovableMedia, // Removable media other than floppy
FixedMedia // Fixed hard disk media
} MEDIA_TYPE, *PMEDIA_TYPE;
//
// Define the input buffer structure for the driver, when
// it is called with IOCTL_DISK_FORMAT_TRACKS.
//
typedef struct _FORMAT_PARAMETERS {
MEDIA_TYPE MediaType;
DWORD StartCylinderNumber;
DWORD EndCylinderNumber;
DWORD StartHeadNumber;
DWORD EndHeadNumber;
} FORMAT_PARAMETERS, *PFORMAT_PARAMETERS;
//
// Define the BAD_TRACK_NUMBER type. An array of elements of this type is
// returned by the driver on IOCTL_DISK_FORMAT_TRACKS requests, to indicate
// what tracks were bad during formatting. The length of that array is
// reported in the `Information' field of the I/O Status Block.
//
typedef WORD BAD_TRACK_NUMBER;
typedef WORD *PBAD_TRACK_NUMBER;
//
// Define the input buffer structure for the driver, when
// it is called with IOCTL_DISK_FORMAT_TRACKS_EX.
//
typedef struct _FORMAT_EX_PARAMETERS {
MEDIA_TYPE MediaType;
DWORD StartCylinderNumber;
DWORD EndCylinderNumber;
DWORD StartHeadNumber;
DWORD EndHeadNumber;
WORD FormatGapLength;
WORD SectorsPerTrack;
WORD SectorNumber[1];
} FORMAT_EX_PARAMETERS, *PFORMAT_EX_PARAMETERS;
//
// The following structure is returned on an IOCTL_DISK_GET_DRIVE_GEOMETRY
// request and an array of them is returned on an IOCTL_DISK_GET_MEDIA_TYPES
// request.
//
typedef struct _DISK_GEOMETRY {
LARGE_INTEGER Cylinders;
MEDIA_TYPE MediaType;
DWORD TracksPerCylinder;
DWORD SectorsPerTrack;
DWORD BytesPerSector;
} DISK_GEOMETRY, *PDISK_GEOMETRY;
//
// The following structure is returned on an IOCTL_DISK_GET_PARTITION_INFO
// and an IOCTL_DISK_GET_DRIVE_LAYOUT request. It is also used in a request
// to change the drive layout, IOCTL_DISK_SET_DRIVE_LAYOUT.
//
typedef struct _PARTITION_INFORMATION {
LARGE_INTEGER StartingOffset;
LARGE_INTEGER PartitionLength;
DWORD HiddenSectors;
DWORD PartitionNumber;
BYTE PartitionType;
BOOLEAN BootIndicator;
BOOLEAN RecognizedPartition;
BOOLEAN RewritePartition;
} PARTITION_INFORMATION, *PPARTITION_INFORMATION;
//
// The following structure is used to change the partition type of a
// specified disk partition using an IOCTL_DISK_SET_PARTITION_INFO
// request.
//
typedef struct _SET_PARTITION_INFORMATION {
BYTE PartitionType;
} SET_PARTITION_INFORMATION, *PSET_PARTITION_INFORMATION;
//
// The following structures is returned on an IOCTL_DISK_GET_DRIVE_LAYOUT
// request and given as input to an IOCTL_DISK_SET_DRIVE_LAYOUT request.
//
typedef struct _DRIVE_LAYOUT_INFORMATION {
DWORD PartitionCount;
DWORD Signature;
PARTITION_INFORMATION PartitionEntry[1];
} DRIVE_LAYOUT_INFORMATION, *PDRIVE_LAYOUT_INFORMATION;
//
// The following structure is passed in on an IOCTL_DISK_VERIFY request.
// The offset and length parameters are both given in bytes.
//
typedef struct _VERIFY_INFORMATION {
LARGE_INTEGER StartingOffset;
DWORD Length;
} VERIFY_INFORMATION, *PVERIFY_INFORMATION;
//
// The following structure is passed in on an IOCTL_DISK_REASSIGN_BLOCKS
// request.
//
typedef struct _REASSIGN_BLOCKS {
WORD Reserved;
WORD Count;
DWORD BlockNumber[1];
} REASSIGN_BLOCKS, *PREASSIGN_BLOCKS;
//
// IOCTL_DISK_MEDIA_REMOVAL disables the mechanism
// on a SCSI device that ejects media. This function
// may or may not be supported on SCSI devices that
// support removable media.
//
// TRUE means prevent media from being removed.
// FALSE means allow media removal.
//
typedef struct _PREVENT_MEDIA_REMOVAL {
BOOLEAN PreventMediaRemoval;
} PREVENT_MEDIA_REMOVAL, *PPREVENT_MEDIA_REMOVAL;
///////////////////////////////////////////////////////
// //
// The following structures define disk performance //
// statistics: specifically the locations of all the //
// reads and writes which have occured on the disk. //
// //
// To use these structures, you must issue an IOCTL_ //
// DISK_HIST_STRUCTURE (with a DISK_HISTOGRAM) to //
// obtain the basic histogram information. The //
// number of buckets which must allocated is part of //
// this structure. Allocate the required number of //
// buckets and call an IOCTL_DISK_HIST_DATA to fill //
// in the data //
// //
///////////////////////////////////////////////////////
#define HIST_NO_OF_BUCKETS 24
typedef struct _HISTOGRAM_BUCKET {
DWORD Reads;
DWORD Writes;
} HISTOGRAM_BUCKET, *PHISTOGRAM_BUCKET;
#define HISTOGRAM_BUCKET_SIZE sizeof(HISTOGRAM_BUCKET)
typedef struct _DISK_HISTOGRAM {
LARGE_INTEGER DiskSize;
LARGE_INTEGER Start;
LARGE_INTEGER End;
LARGE_INTEGER Average;
LARGE_INTEGER AverageRead;
LARGE_INTEGER AverageWrite;
DWORD Granularity;
DWORD Size;
DWORD ReadCount;
DWORD WriteCount;
PHISTOGRAM_BUCKET Histogram;
} DISK_HISTOGRAM, *PDISK_HISTOGRAM;
#define DISK_HISTOGRAM_SIZE sizeof(DISK_HISTOGRAM)
///////////////////////////////////////////////////////
// //
// The following structures define disk debugging //
// capabilities. The IOCTLs are directed to one of //
// the two disk filter drivers. //
// //
// DISKPERF is a utilty for collecting disk request //
// statistics. //
// //
// SIMBAD is a utility for injecting faults in //
// IO requests to disks. //
// //
///////////////////////////////////////////////////////
//
// The following structure is exchanged on an IOCTL_DISK_GET_PERFORMANCE
// request. This ioctl collects summary disk request statistics used
// in measuring performance.
//
typedef struct _DISK_PERFORMANCE {
LARGE_INTEGER BytesRead;
LARGE_INTEGER BytesWritten;
LARGE_INTEGER ReadTime;
LARGE_INTEGER WriteTime;
DWORD ReadCount;
DWORD WriteCount;
DWORD QueueDepth;
} DISK_PERFORMANCE, *PDISK_PERFORMANCE;
//
// This structure defines the disk logging record. When disk logging
// is enabled, one of these is written to an internal buffer for each
// disk request.
//
typedef struct _DISK_RECORD {
LARGE_INTEGER ByteOffset;
LARGE_INTEGER StartTime;
LARGE_INTEGER EndTime;
PVOID VirtualAddress;
DWORD NumberOfBytes;
BYTE DeviceNumber;
BOOLEAN ReadRequest;
} DISK_RECORD, *PDISK_RECORD;
//
// The following structure is exchanged on an IOCTL_DISK_LOG request.
// Not all fields are valid with each function type.
//
typedef struct _DISK_LOGGING {
BYTE Function;
PVOID BufferAddress;
DWORD BufferSize;
} DISK_LOGGING, *PDISK_LOGGING;
//
// Disk logging functions
//
// Start disk logging. Only the Function and BufferSize fields are valid.
//
#define DISK_LOGGING_START 0
//
// Stop disk logging. Only the Function field is valid.
//
#define DISK_LOGGING_STOP 1
//
// Return disk log. All fields are valid. Data will be copied from internal
// buffer to buffer specified for the number of bytes requested.
//
#define DISK_LOGGING_DUMP 2
//
// DISK BINNING
//
// DISKPERF will keep counters for IO that falls in each of these ranges.
// The application determines the number and size of the ranges.
// Joe Lin wanted me to keep it flexible as possible, for instance, IO
// sizes are interesting in ranges like 0-4096, 4097-16384, 16385-65536, 65537+.
//
#define DISK_BINNING 3
//
// Bin types
//
typedef enum _BIN_TYPES {
RequestSize,
RequestLocation
} BIN_TYPES;
//
// Bin ranges
//
typedef struct _BIN_RANGE {
LARGE_INTEGER StartValue;
LARGE_INTEGER Length;
} BIN_RANGE, *PBIN_RANGE;
//
// Bin definition
//
typedef struct _PERF_BIN {
DWORD NumberOfBins;
DWORD TypeOfBin;
BIN_RANGE BinsRanges[1];
} PERF_BIN, *PPERF_BIN ;
//
// Bin count
//
typedef struct _BIN_COUNT {
BIN_RANGE BinRange;
DWORD BinCount;
} BIN_COUNT, *PBIN_COUNT;
//
// Bin results
//
typedef struct _BIN_RESULTS {
DWORD NumberOfBins;
BIN_COUNT BinCounts[1];
} BIN_RESULTS, *PBIN_RESULTS;
#define IOCTL_SERIAL_LSRMST_INSERT CTL_CODE(FILE_DEVICE_SERIAL_PORT,31,METHOD_BUFFERED,FILE_ANY_ACCESS)
//
// The following values follow the escape designator in the
// data stream if the LSRMST_INSERT mode has been turned on.
//
#define SERIAL_LSRMST_ESCAPE ((BYTE )0x00)
//
// Following this value is the contents of the line status
// register, and then the character in the RX hardware when
// the line status register was encountered.
//
#define SERIAL_LSRMST_LSR_DATA ((BYTE )0x01)
//
// Following this value is the contents of the line status
// register. No error character follows
//
#define SERIAL_LSRMST_LSR_NODATA ((BYTE )0x02)
//
// Following this value is the contents of the modem status
// register.
//
#define SERIAL_LSRMST_MST ((BYTE )0x03)
#define FSCTL_LOCK_VOLUME CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 6, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define FSCTL_UNLOCK_VOLUME CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 7, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define FSCTL_DISMOUNT_VOLUME CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 8, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define FSCTL_MOUNT_DBLS_VOLUME CTL_CODE(FILE_DEVICE_FILE_SYSTEM,13, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define FSCTL_GET_COMPRESSION CTL_CODE(FILE_DEVICE_FILE_SYSTEM,15, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define FSCTL_SET_COMPRESSION CTL_CODE(FILE_DEVICE_FILE_SYSTEM,16, METHOD_BUFFERED, FILE_READ_DATA | FILE_WRITE_DATA)
#define FSCTL_READ_COMPRESSION CTL_CODE(FILE_DEVICE_FILE_SYSTEM,17, METHOD_NEITHER, FILE_READ_DATA)
#define FSCTL_WRITE_COMPRESSION CTL_CODE(FILE_DEVICE_FILE_SYSTEM,18, METHOD_NEITHER, FILE_WRITE_DATA)
#endif // _WINIOCTL_