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1006 lines
23 KiB
1006 lines
23 KiB
/*++
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Copyright (C) Microsoft Corporation, 1991 - 1999
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Module Name:
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disk.c
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Abstract:
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SCSI disk class driver
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Environment:
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kernel mode only
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Notes:
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Revision History:
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--*/
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#include "ntddk.h"
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#include "scsi.h"
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#include <wmidata.h>
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#include "classpnp.h"
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#if defined(JAPAN) && defined(_X86_)
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#include "machine.h"
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#endif
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#include <wmistr.h>
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#if defined(_X86_)
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#include "mountdev.h"
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#endif
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#ifdef ExAllocatePool
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#undef ExAllocatePool
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#define ExAllocatePool #assert(FALSE)
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#endif
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#define DISK_TAG_GENERAL ' DcS' // "ScD " - generic tag
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#define DISK_TAG_SMART 'aDcS' // "ScDa" - SMART allocations
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#define DISK_TAG_INFO_EXCEPTION 'ADcS' // "ScDA" - Info Exceptions
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#define DISK_TAG_DISABLE_CACHE 'CDcS' // "ScDC" - disable cache paths
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#define DISK_TAG_CCONTEXT 'cDcS' // "ScDc" - disk allocated completion context
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#define DISK_TAG_DISK_GEOM 'GDcS' // "ScDG" - disk geometry buffer
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#define DISK_TAG_UPDATE_GEOM 'gDcS' // "ScDg" - update disk geometry paths
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#define DISK_TAG_SENSE_INFO 'IDcS' // "ScDI" - sense info buffers
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#define DISK_TAG_PNP_ID 'iDcS' // "ScDp" - pnp ids
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#define DISK_TAG_MODE_DATA 'MDcS' // "ScDM" - mode data buffer
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#define DISK_CACHE_MBR_CHECK 'mDcS' // "ScDM" - mbr checksum code
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#define DISK_TAG_NAME 'NDcS' // "ScDN" - disk name code
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#define DISK_TAG_READ_CAP 'PDcS' // "ScDP" - read capacity buffer
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#define DISK_TAG_PART_LIST 'pDcS' // "ScDp" - disk partition lists
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#define DISK_TAG_SRB 'SDcS' // "ScDS" - srb allocation
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#define DISK_TAG_START 'sDcS' // "ScDs" - start device paths
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#define DISK_TAG_UPDATE_CAP 'UDcS' // "ScDU" - update capacity path
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#define DISK_TAG_WI_CONTEXT 'WDcS' // "ScDW" - work-item context
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typedef
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VOID
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(*PDISK_UPDATE_PARTITIONS) (
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IN PDEVICE_OBJECT Fdo,
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IN OUT PDRIVE_LAYOUT_INFORMATION_EX PartitionList
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);
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#if defined(_X86_)
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//
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// Disk device data
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//
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typedef enum _DISK_GEOMETRY_SOURCE {
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DiskGeometryUnknown,
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DiskGeometryFromBios,
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DiskGeometryFromPort,
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DiskGeometryFromNec98,
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DiskGeometryGuessedFromBios,
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DiskGeometryFromDefault,
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DiskGeometryFromNT4
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} DISK_GEOMETRY_SOURCE, *PDISK_GEOMETRY_SOURCE;
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#endif
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//
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// Context for requests that can be combined and sent down
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//
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typedef struct _DISK_GROUP_CONTEXT
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{
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//
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// Queue of requests whose representative is currently outstanding at the port driver
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//
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LIST_ENTRY CurrList;
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//
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// The representative for the above queue
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//
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PIRP CurrIrp;
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//
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// Queue of requests whose representative is waiting to go down
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//
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LIST_ENTRY NextList;
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//
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// The representative for the above queue
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//
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PIRP NextIrp;
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//
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// The srb associated with this group
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//
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SCSI_REQUEST_BLOCK Srb;
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//
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// The mutex that will synchronize access to this context
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//
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KMUTEX Mutex;
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//
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// This event will allow for the requests to be sent down synchronously
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//
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KEVENT Event;
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#if DBG
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//
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// This counter maintains the number of requests currently tagged
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// to the request that is waiting to go down
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//
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ULONG DbgTagCount;
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//
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// This counter maintains the number of requests that were avoided
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//
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ULONG DbgSavCount;
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//
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// This counter maintains the total number of times that we combined
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// requests and the respective number of requests that were tagged
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//
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ULONG DbgRefCount[64];
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#endif
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} DISK_GROUP_CONTEXT, *PDISK_GROUP_CONTEXT;
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//
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// Write cache setting as defined by the user
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//
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typedef enum _DISK_USER_WRITE_CACHE_SETTING
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{
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DiskWriteCacheDisable = 0,
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DiskWriteCacheEnable = 1,
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DiskWriteCacheDefault = -1
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} DISK_USER_WRITE_CACHE_SETTING, *PDISK_USER_WRITE_CACHE_SETTING;
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typedef struct _DISK_DATA {
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//
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// This field is the ordinal of a partition as it appears on a disk.
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//
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ULONG PartitionOrdinal;
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//
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// How has this disk been partitioned? Either EFI or MBR.
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//
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PARTITION_STYLE PartitionStyle;
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union {
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struct {
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//
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// Disk signature (from MBR)
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//
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ULONG Signature;
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//
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// MBR checksum
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//
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ULONG MbrCheckSum;
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//
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// Number of hidden sectors for BPB.
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//
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ULONG HiddenSectors;
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//
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// Partition type of this device object
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//
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// This field is set by:
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//
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// 1. Initially set according to the partition list entry
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// partition type returned by IoReadPartitionTable.
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//
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// 2. Subsequently set by the
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// IOCTL_DISK_SET_PARTITION_INFORMATION I/O control
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// function when IoSetPartitionInformation function
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// successfully updates the partition type on the disk.
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//
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UCHAR PartitionType;
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//
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// Boot indicator - indicates whether this partition is a
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// bootable (active) partition for this device
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//
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// This field is set according to the partition list entry boot
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// indicator returned by IoReadPartitionTable.
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//
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BOOLEAN BootIndicator;
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} Mbr;
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struct {
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//
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// The DiskGUID field from the EFI partition header.
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//
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GUID DiskId;
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//
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// Partition type of this device object.
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//
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GUID PartitionType;
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//
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// Unique partition identifier for this partition.
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//
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GUID PartitionId;
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//
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// EFI partition attributes for this partition.
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//
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ULONG64 Attributes;
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//
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// EFI partition name of this partition.
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//
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WCHAR PartitionName[36];
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} Efi;
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}; // unnamed union
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struct {
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//
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// This flag is set when the well known name is created (through
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// DiskCreateSymbolicLinks) and cleared when destroying it
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// (by calling DiskDeleteSymbolicLinks).
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//
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BOOLEAN WellKnownNameCreated : 1;
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//
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// This flag is set when the PhysicalDriveN link is created (through
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// DiskCreateSymbolicLinks) and is cleared when destroying it (through
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// DiskDeleteSymbolicLinks)
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//
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BOOLEAN PhysicalDriveLinkCreated : 1;
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} LinkStatus;
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//
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// ReadyStatus - STATUS_SUCCESS indicates that the drive is ready for
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// use. Any error status is to be returned as an explaination for why
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// a request is failed.
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//
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// This was done solely for the zero-length partition case of having no
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// media in a removable disk drive. When that occurs, and a read is sent
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// to the zero-length non-partition-zero PDO that was created, we had to
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// be able to fail the request with a reasonable value. This may not have
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// been the best way to do this, but it works.
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//
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NTSTATUS ReadyStatus;
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//
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// Routine to be called when updating the disk partitions. This routine
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// is different for removable and non-removable media and is called by
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// (among other things) DiskEnumerateDevice
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//
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PDISK_UPDATE_PARTITIONS UpdatePartitionRoutine;
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//
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// SCSI address used for SMART operations.
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//
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SCSI_ADDRESS ScsiAddress;
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//
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// Event used to synchronize partitioning operations and enumerations.
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//
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KEVENT PartitioningEvent;
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//
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// These unicode strings hold the disk and volume interface strings. If
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// the interfaces were not registered or could not be set then the string
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// buffer will be NULL.
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//
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UNICODE_STRING DiskInterfaceString;
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UNICODE_STRING PartitionInterfaceString;
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//
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// What type of failure prediction mechanism is available
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//
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FAILURE_PREDICTION_METHOD FailurePredictionCapability;
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BOOLEAN AllowFPPerfHit;
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#if defined(_X86_)
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//
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// This flag indiciates that a non-default geometry for this drive has
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// already been determined by the disk driver. This field is ignored
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// for removable media drives.
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//
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DISK_GEOMETRY_SOURCE GeometrySource;
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//
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// If GeometryDetermined is TRUE this will contain the geometry which was
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// reported by the firmware or by the BIOS. For removable media drives
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// this will contain the last geometry used when media was present.
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//
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DISK_GEOMETRY RealGeometry;
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#endif
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//
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// Indicates that the cached partition table is valid when set.
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//
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ULONG CachedPartitionTableValid;
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//
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// The cached partition table - this is only valid if the previous
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// flag is set. When invalidated the cached partition table will be
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// freed and replaced the next time one of the partitioning functions is
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// called. This allows the error handling routines to invalidate it by
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// setting the flag and doesn't require that they obtain a lock.
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//
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PDRIVE_LAYOUT_INFORMATION_EX CachedPartitionTable;
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//
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// This mutex prevents more than one IOCTL_DISK_VERIFY from being
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// sent down to the disk. This greatly reduces the possibility of
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// a Denial-of-Service attack
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//
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KMUTEX VerifyMutex;
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//
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// This allows for parallel flush requests to be combined into one so as to
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// reduce the number of outstanding requests that are sent down to the disk
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//
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DISK_GROUP_CONTEXT FlushContext;
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//
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// The user-specified disk write cache setting
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//
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DISK_USER_WRITE_CACHE_SETTING WriteCacheOverride;
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} DISK_DATA, *PDISK_DATA;
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//
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// Define a general structure of identfing disk controllers with bad
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// hardware.
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//
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#define HackDisableTaggedQueuing (0x01)
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#define HackDisableSynchronousTransfers (0x02)
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#define HackDisableSpinDown (0x04)
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#define HackDisableWriteCache (0x08)
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#define HackCauseNotReportableHack (0x10)
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#define HackRequiresStartUnitCommand (0x20)
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#define DiskDeviceParameterSubkey L"Disk"
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#define DiskDeviceUserWriteCacheSetting L"UserWriteCacheSetting"
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#define DiskDeviceCacheIsPowerProtected L"CacheIsPowerProtected"
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#define FUNCTIONAL_EXTENSION_SIZE sizeof(FUNCTIONAL_DEVICE_EXTENSION) + sizeof(DISK_DATA)
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#define PHYSICAL_EXTENSION_SIZE sizeof(PHYSICAL_DEVICE_EXTENSION) + sizeof(DISK_DATA)
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#define MODE_DATA_SIZE 192
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#define VALUE_BUFFER_SIZE 2048
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#define SCSI_DISK_TIMEOUT 10
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#define PARTITION0_LIST_SIZE 4
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#define MAX_MEDIA_TYPES 4
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typedef struct _DISK_MEDIA_TYPES_LIST {
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PCHAR VendorId;
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PCHAR ProductId;
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PCHAR Revision;
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const ULONG NumberOfTypes;
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const ULONG NumberOfSides;
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const STORAGE_MEDIA_TYPE MediaTypes[MAX_MEDIA_TYPES];
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} DISK_MEDIA_TYPES_LIST, *PDISK_MEDIA_TYPES_LIST;
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//
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// WMI reregistration structures used for reregister work item
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//
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typedef struct
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{
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SINGLE_LIST_ENTRY Next;
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PDEVICE_OBJECT DeviceObject;
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PIRP Irp;
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} DISKREREGREQUEST, *PDISKREREGREQUEST;
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#define MAX_SECTORS_PER_VERIFY 0x200
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//
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// This is based off 100ns units
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//
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#define ONE_MILLI_SECOND ((ULONGLONG)10 * 1000)
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//
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// Context for the work-item
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//
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typedef struct _DISK_VERIFY_WORKITEM_CONTEXT
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{
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PIRP Irp;
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PSCSI_REQUEST_BLOCK Srb;
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PIO_WORKITEM WorkItem;
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} DISK_VERIFY_WORKITEM_CONTEXT, *PDISK_VERIFY_WORKITEM_CONTEXT;
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//
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// Poll for Failure Prediction every hour
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//
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#define DISK_DEFAULT_FAILURE_POLLING_PERIOD 1 * 60 * 60
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//
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// Static global lookup tables.
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//
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extern CLASSPNP_SCAN_FOR_SPECIAL_INFO DiskBadControllers[];
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extern const DISK_MEDIA_TYPES_LIST DiskMediaTypes[];
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//
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// Macros
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//
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//
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// Routine prototypes.
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//
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NTSTATUS
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DriverEntry(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath
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);
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VOID
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DiskUnload(
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IN PDRIVER_OBJECT DriverObject
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);
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NTSTATUS
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DiskAddDevice(
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IN PDRIVER_OBJECT DriverObject,
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IN PDEVICE_OBJECT Pdo
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);
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NTSTATUS
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DiskInitFdo(
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IN PDEVICE_OBJECT Fdo
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);
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NTSTATUS
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DiskInitPdo(
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IN PDEVICE_OBJECT Pdo
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);
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NTSTATUS
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DiskStartFdo(
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IN PDEVICE_OBJECT Fdo
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);
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NTSTATUS
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DiskStartPdo(
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IN PDEVICE_OBJECT Pdo
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);
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NTSTATUS
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DiskStopDevice(
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IN PDEVICE_OBJECT DeviceObject,
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IN UCHAR Type
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);
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NTSTATUS
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DiskRemoveDevice(
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IN PDEVICE_OBJECT DeviceObject,
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IN UCHAR Type
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);
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NTSTATUS
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DiskReadWriteVerification(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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DiskDeviceControl(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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VOID
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DiskFdoProcessError(
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PDEVICE_OBJECT DeviceObject,
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PSCSI_REQUEST_BLOCK Srb,
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NTSTATUS *Status,
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BOOLEAN *Retry
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);
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NTSTATUS
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DiskShutdownFlush(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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DiskGetCacheInformation(
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IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
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IN PDISK_CACHE_INFORMATION CacheInfo
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);
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NTSTATUS
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DiskSetCacheInformation(
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IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
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IN PDISK_CACHE_INFORMATION CacheInfo
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);
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VOID
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DiskLogCacheInformation(
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IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
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IN PDISK_CACHE_INFORMATION CacheInfo,
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IN NTSTATUS Status
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);
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NTSTATUS
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DiskIoctlGetCacheSetting(
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IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
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IN PIRP Irp
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);
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NTSTATUS
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DiskIoctlSetCacheSetting(
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IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
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IN PIRP Irp
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);
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VOID
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DisableWriteCache(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIO_WORKITEM WorkItem
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);
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VOID
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DiskIoctlVerify(
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IN PDEVICE_OBJECT DeviceObject,
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IN PDISK_VERIFY_WORKITEM_CONTEXT Context
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);
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VOID
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DiskFlushDispatch(
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IN PDEVICE_OBJECT Fdo,
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IN PDISK_GROUP_CONTEXT FlushContext
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);
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NTSTATUS
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DiskFlushComplete(
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IN PDEVICE_OBJECT Fdo,
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IN PIRP Irp,
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IN PVOID Context
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);
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NTSTATUS
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DiskModeSelect(
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IN PDEVICE_OBJECT DeviceObject,
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IN PCHAR ModeSelectBuffer,
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IN ULONG Length,
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IN BOOLEAN SavePage
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);
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//
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// We need to validate that the self test subcommand is valid and
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// appropriate. Right now we allow subcommands 0, 1 and 2 which are non
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// captive mode tests. Once we figure out a way to know if it is safe to
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// run a captive test then we can allow captive mode tests. Also if the
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// atapi 5 spec is ever updated to denote that bit 7 is the captive
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// mode bit, we can allow any request that does not have bit 7 set. Until
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// that is done we want to be sure
|
|
//
|
|
#define DiskIsValidSmartSelfTest(Subcommand) \
|
|
( ((Subcommand) == SMART_OFFLINE_ROUTINE_OFFLINE) || \
|
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((Subcommand) == SMART_SHORT_SELFTEST_OFFLINE) || \
|
|
((Subcommand) == SMART_EXTENDED_SELFTEST_OFFLINE) )
|
|
|
|
|
|
NTSTATUS
|
|
DiskPerformSmartCommand(
|
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IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
IN ULONG SrbControlCode,
|
|
IN UCHAR Command,
|
|
IN UCHAR Feature,
|
|
IN UCHAR SectorCount,
|
|
IN UCHAR SectorNumber,
|
|
IN OUT PSRB_IO_CONTROL SrbControl,
|
|
OUT PULONG BufferSize
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskGetInfoExceptionInformation(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
OUT PMODE_INFO_EXCEPTIONS ReturnPageData
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskSetInfoExceptionInformation(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
IN PMODE_INFO_EXCEPTIONS PageData
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskDetectFailurePrediction(
|
|
PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
PFAILURE_PREDICTION_METHOD FailurePredictCapability
|
|
);
|
|
|
|
BOOLEAN
|
|
EnumerateBusKey(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION DeviceExtension,
|
|
HANDLE BusKey,
|
|
PULONG DiskNumber
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskCreateFdo(
|
|
IN PDRIVER_OBJECT DriverObject,
|
|
IN PDEVICE_OBJECT LowerDeviceObject,
|
|
IN PULONG DeviceCount,
|
|
IN BOOLEAN DasdAccessOnly
|
|
);
|
|
|
|
VOID
|
|
UpdateDeviceObjects(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
VOID
|
|
DiskSetSpecialHacks(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
IN ULONG_PTR Data
|
|
);
|
|
|
|
VOID
|
|
ResetBus(
|
|
IN PDEVICE_OBJECT DeviceObject
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskEnumerateDevice(
|
|
IN PDEVICE_OBJECT Fdo
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskQueryId(
|
|
IN PDEVICE_OBJECT Pdo,
|
|
IN BUS_QUERY_ID_TYPE IdType,
|
|
IN PUNICODE_STRING UnicodeIdString
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskQueryPnpCapabilities(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PDEVICE_CAPABILITIES Capabilities
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskGenerateDeviceName(
|
|
IN BOOLEAN IsFdo,
|
|
IN ULONG DeviceNumber,
|
|
IN OPTIONAL ULONG PartitionNumber,
|
|
IN OPTIONAL PLARGE_INTEGER StartingOffset,
|
|
IN OPTIONAL PLARGE_INTEGER PartitionLength,
|
|
OUT PUCHAR *RawName
|
|
);
|
|
|
|
VOID
|
|
DiskCreateSymbolicLinks(
|
|
IN PDEVICE_OBJECT DeviceObject
|
|
);
|
|
|
|
VOID
|
|
DiskUpdatePartitions(
|
|
IN PDEVICE_OBJECT Fdo,
|
|
IN OUT PDRIVE_LAYOUT_INFORMATION_EX PartitionList
|
|
);
|
|
|
|
VOID
|
|
DiskUpdateRemovablePartitions(
|
|
IN PDEVICE_OBJECT Fdo,
|
|
IN OUT PDRIVE_LAYOUT_INFORMATION_EX PartitionList
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskCreatePdo(
|
|
IN PDEVICE_OBJECT Fdo,
|
|
IN ULONG PartitionOrdinal,
|
|
IN PPARTITION_INFORMATION_EX PartitionEntry,
|
|
IN PARTITION_STYLE PartitionStyle,
|
|
OUT PDEVICE_OBJECT *Pdo
|
|
);
|
|
|
|
VOID
|
|
DiskDeleteSymbolicLinks(
|
|
IN PDEVICE_OBJECT DeviceObject
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskPdoQueryWmiRegInfo(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT ULONG *RegFlags,
|
|
OUT PUNICODE_STRING InstanceName
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskPdoQueryWmiDataBlock(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN ULONG BufferAvail,
|
|
OUT PUCHAR Buffer
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskPdoSetWmiDataBlock(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN ULONG BufferSize,
|
|
IN PUCHAR Buffer
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskPdoSetWmiDataItem(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN ULONG DataItemId,
|
|
IN ULONG BufferSize,
|
|
IN PUCHAR Buffer
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskPdoExecuteWmiMethod(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN ULONG MethodId,
|
|
IN ULONG InBufferSize,
|
|
IN ULONG OutBufferSize,
|
|
IN PUCHAR Buffer
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskFdoQueryWmiRegInfo(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT ULONG *RegFlags,
|
|
OUT PUNICODE_STRING InstanceName
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskFdoQueryWmiRegInfoEx(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT ULONG *RegFlags,
|
|
OUT PUNICODE_STRING InstanceName,
|
|
OUT PUNICODE_STRING MofName
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskFdoQueryWmiDataBlock(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN ULONG BufferAvail,
|
|
OUT PUCHAR Buffer
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskFdoSetWmiDataBlock(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN ULONG BufferSize,
|
|
IN PUCHAR Buffer
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskFdoSetWmiDataItem(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN ULONG DataItemId,
|
|
IN ULONG BufferSize,
|
|
IN PUCHAR Buffer
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskFdoExecuteWmiMethod(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN ULONG MethodId,
|
|
IN ULONG InBufferSize,
|
|
IN ULONG OutBufferSize,
|
|
IN PUCHAR Buffer
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskWmiFunctionControl(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN ULONG GuidIndex,
|
|
IN CLASSENABLEDISABLEFUNCTION Function,
|
|
IN BOOLEAN Enable
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskReadFailurePredictStatus(
|
|
PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
PSTORAGE_FAILURE_PREDICT_STATUS DiskSmartStatus
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskReadFailurePredictData(
|
|
PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
PSTORAGE_FAILURE_PREDICT_DATA DiskSmartData
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskEnableDisableFailurePrediction(
|
|
PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
BOOLEAN Enable
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskEnableDisableFailurePredictPolling(
|
|
PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
BOOLEAN Enable,
|
|
ULONG PollTimeInSeconds
|
|
);
|
|
|
|
VOID
|
|
DiskAcquirePartitioningLock(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension
|
|
);
|
|
|
|
VOID
|
|
DiskReleasePartitioningLock(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension
|
|
);
|
|
|
|
NTSTATUS DiskInitializeReregistration(
|
|
VOID
|
|
);
|
|
|
|
extern GUIDREGINFO DiskWmiFdoGuidList[];
|
|
extern GUIDREGINFO DiskWmiPdoGuidList[];
|
|
|
|
#if defined(_X86_)
|
|
NTSTATUS
|
|
DiskReadDriveCapacity(
|
|
IN PDEVICE_OBJECT Fdo
|
|
);
|
|
#else
|
|
#define DiskReadDriveCapacity(Fdo) ClassReadDriveCapacity(Fdo)
|
|
#endif
|
|
|
|
|
|
#if defined(_X86_)
|
|
|
|
NTSTATUS
|
|
DiskSaveDetectInfo(
|
|
PDRIVER_OBJECT DriverObject
|
|
);
|
|
|
|
VOID
|
|
DiskCleanupDetectInfo(
|
|
IN PDRIVER_OBJECT DriverObject
|
|
);
|
|
|
|
VOID
|
|
DiskDriverReinitialization (
|
|
IN PDRIVER_OBJECT DriverObject,
|
|
IN PVOID Nothing,
|
|
IN ULONG Count
|
|
);
|
|
|
|
#endif
|
|
|
|
VOID
|
|
DiskConvertPartitionToExtended(
|
|
IN PPARTITION_INFORMATION Partition,
|
|
OUT PPARTITION_INFORMATION_EX PartitionEx
|
|
);
|
|
|
|
PDRIVE_LAYOUT_INFORMATION_EX
|
|
DiskConvertLayoutToExtended(
|
|
IN CONST PDRIVE_LAYOUT_INFORMATION Layout
|
|
);
|
|
|
|
PDRIVE_LAYOUT_INFORMATION
|
|
DiskConvertExtendedToLayout(
|
|
IN CONST PDRIVE_LAYOUT_INFORMATION_EX LayoutEx
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskReadPartitionTableEx(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION Fdo,
|
|
IN BOOLEAN BypassCache,
|
|
OUT PDRIVE_LAYOUT_INFORMATION_EX* DriveLayout
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskWritePartitionTableEx(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION Fdo,
|
|
IN PDRIVE_LAYOUT_INFORMATION_EX DriveLayout
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskSetPartitionInformationEx(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION Fdo,
|
|
IN ULONG PartitionNumber,
|
|
IN struct _SET_PARTITION_INFORMATION_EX* PartitionInfo
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskSetPartitionInformation(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION Fdo,
|
|
IN ULONG SectorSize,
|
|
IN ULONG PartitionNumber,
|
|
IN ULONG PartitionType
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskVerifyPartitionTable(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION Fdo,
|
|
IN BOOLEAN FixErrors
|
|
);
|
|
|
|
BOOLEAN
|
|
DiskInvalidatePartitionTable(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION Fdo,
|
|
IN BOOLEAN PartitionLockHeld
|
|
);
|
|
|
|
#if defined (_X86_)
|
|
NTSTATUS
|
|
DiskGetDetectInfo(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
|
|
OUT PDISK_DETECTION_INFO DetectInfo
|
|
);
|
|
|
|
NTSTATUS
|
|
DiskReadSignature(
|
|
IN PDEVICE_OBJECT Fdo
|
|
);
|
|
|
|
BOOLEAN
|
|
DiskIsNT4Geometry(
|
|
IN PFUNCTIONAL_DEVICE_EXTENSION FdoExtension
|
|
);
|
|
|
|
#else
|
|
#define DiskGetDetectInfo(FdoExtension, DetectInfo) (STATUS_UNSUCCESSFUL)
|
|
#endif
|
|
|
|
|
|
#define DiskHashGuid(Guid) (((PULONG) &Guid)[0] ^ ((PULONG) &Guid)[0] ^ ((PULONG) &Guid)[0] ^ ((PULONG) &Guid)[0])
|