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3150 lines
67 KiB
3150 lines
67 KiB
/*++
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Copyright (C) 1991-5 Microsoft Corporation
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Module Name:
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ftdisk.h
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Abstract:
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These are the structures that FtDisk driver
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uses to support IO to NTFT volumes.
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Notes:
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Revision History:
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--*/
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extern "C" {
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#include "stdio.h"
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#include <ntdskreg.h>
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#include <ntddft.h>
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#include <ntddft2.h>
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#include <ntdddisk.h>
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#include "ftlog.h"
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#include <wdmguid.h>
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#include <devguid.h>
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#include <stdarg.h>
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#include <volmgr.h>
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#include <mountdev.h>
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#include <ntddvol.h>
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#include <wmilib.h>
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}
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#if DBG
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extern "C" {
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VOID
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FtDebugPrint(
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ULONG DebugPrintLevel,
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PCCHAR DebugMessage,
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...
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);
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extern ULONG FtDebug;
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}
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#define DebugPrint(X) FtDebugPrint X
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#else
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#define DebugPrint(X)
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#endif // DBG
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#ifdef POOL_TAGGING
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#undef ExAllocatePool
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#undef ExAllocatePoolWithQuota
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#define ExAllocatePool(a,b) ExAllocatePoolWithTag(a,b,'tFcS')
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#define ExAllocatePoolWithQuota(a,b) ExAllocatePoolWithQuotaTag(a,b,'tFcS')
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#define FTDISK_TAG_IOCTL_BUFFER 'iFcS'
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#endif
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#define STRIPE_SIZE ((ULONG) 0x00010000)
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#define DISK_REGISTRY_KEY_W L"\\Registry\\Machine\\System\\DISK"
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#define FT_STATE_REGISTRY_KEY L"\\Registry\\Machine\\System\\DISK\\FtState"
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//
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// NEC98 machines have drive-letter A and B which are non FD too.
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//
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#define FirstDriveLetter (IsNEC_98 ? 'A' : 'C')
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#define LastDriveLetter 'Z'
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class TRANSFER_PACKET;
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typedef TRANSFER_PACKET* PTRANSFER_PACKET;
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typedef
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VOID
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(*FT_TRANSFER_COMPLETION_ROUTINE)(
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IN PTRANSFER_PACKET TransferPacket
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);
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typedef
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VOID
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(*FT_COMPLETION_ROUTINE)(
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IN PVOID Context,
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IN NTSTATUS Status
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);
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class FT_VOLUME;
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typedef FT_VOLUME* PFT_VOLUME;
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typedef struct _FT_COMPLETION_ROUTINE_CONTEXT {
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KSPIN_LOCK SpinLock;
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NTSTATUS Status;
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LONG RefCount;
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FT_COMPLETION_ROUTINE CompletionRoutine;
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PVOID Context;
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PFT_VOLUME ParentVolume;
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} FT_COMPLETION_ROUTINE_CONTEXT, *PFT_COMPLETION_ROUTINE_CONTEXT;
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class FT_BASE_CLASS;
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typedef FT_BASE_CLASS* PFT_BASE_CLASS;
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class FT_BASE_CLASS {
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public:
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static
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PVOID
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operator new(
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IN size_t Size
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);
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static
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VOID
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operator delete(
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IN PVOID MemPtr
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);
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};
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class VOLUME_EXTENSION;
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typedef VOLUME_EXTENSION* PVOLUME_EXTENSION;
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class ROOT_EXTENSION;
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typedef ROOT_EXTENSION* PROOT_EXTENSION;
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#include <ondisk.hxx>
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class TRANSFER_PACKET : public FT_BASE_CLASS {
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public:
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static
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PVOID
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operator new(
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IN size_t Size
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);
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static
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VOID
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operator delete(
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IN PVOID MemPtr
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);
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TRANSFER_PACKET(
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) { _freeMdl = FALSE; _freeBuffer = FALSE; SpecialRead = 0;
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OriginalIrp = NULL; };
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virtual
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~TRANSFER_PACKET(
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);
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BOOLEAN
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AllocateMdl(
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IN PVOID Buffer,
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IN ULONG Length
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);
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BOOLEAN
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AllocateMdl(
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IN ULONG Length
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);
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VOID
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FreeMdl(
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);
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// These fields must be filled in by the caller.
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PMDL Mdl;
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PIRP OriginalIrp;
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ULONG Length;
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LONGLONG Offset;
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FT_TRANSFER_COMPLETION_ROUTINE CompletionRoutine;
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PFT_VOLUME TargetVolume;
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PETHREAD Thread;
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UCHAR IrpFlags;
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BOOLEAN ReadPacket;
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UCHAR SpecialRead;
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// A spin lock which may be used to resolve contention for the
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// fields below. This spin lock must be initialized by the callee.
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KSPIN_LOCK SpinLock;
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// This field must be filled in by the callee.
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IO_STATUS_BLOCK IoStatus;
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// These fields are for use by the callee.
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LONG RefCount;
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LIST_ENTRY QueueEntry;
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private:
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BOOLEAN _freeMdl;
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BOOLEAN _freeBuffer;
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UCHAR _allocationType;
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};
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#define TP_SPECIAL_READ_PRIMARY (1)
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#define TP_SPECIAL_READ_SECONDARY (2)
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#define TP_ALLOCATION_STRIPE_POOL (1)
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#define TP_ALLOCATION_MIRROR_POOL (2)
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class DISPATCH_TP;
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typedef DISPATCH_TP* PDISPATCH_TP;
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class DISPATCH_TP : public TRANSFER_PACKET {
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public:
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DISPATCH_TP(
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) {};
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PIRP Irp;
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PVOLUME_EXTENSION Extension;
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};
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class VOLUME_SET;
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typedef VOLUME_SET* PVOLUME_SET;
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class VOLSET_TP;
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typedef VOLSET_TP* PVOLSET_TP;
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class VOLSET_TP : public TRANSFER_PACKET {
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public:
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VOLSET_TP(
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) {};
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PTRANSFER_PACKET MasterPacket;
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PVOLUME_SET VolumeSet;
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USHORT WhichMember;
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};
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class STRIPE;
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typedef STRIPE* PSTRIPE;
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class STRIPE_TP;
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typedef STRIPE_TP* PSTRIPE_TP;
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class STRIPE_TP : public TRANSFER_PACKET {
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public:
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STRIPE_TP(
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) {};
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PTRANSFER_PACKET MasterPacket;
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PSTRIPE Stripe;
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USHORT WhichMember;
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};
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class OVERLAPPED_IO_MANAGER;
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typedef OVERLAPPED_IO_MANAGER* POVERLAPPED_IO_MANAGER;
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class OVERLAP_TP;
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typedef OVERLAP_TP* POVERLAP_TP;
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class OVERLAP_TP : public TRANSFER_PACKET {
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friend class OVERLAPPED_IO_MANAGER;
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public:
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OVERLAP_TP(
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) { InQueue = FALSE; };
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virtual
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~OVERLAP_TP(
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);
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private:
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BOOLEAN AllMembers;
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BOOLEAN InQueue;
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LIST_ENTRY OverlapQueue;
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LIST_ENTRY CompletionList;
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POVERLAPPED_IO_MANAGER OverlappedIoManager;
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};
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class MIRROR;
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typedef MIRROR* PMIRROR;
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class MIRROR_TP;
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typedef MIRROR_TP* PMIRROR_TP;
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class MIRROR_TP : public OVERLAP_TP {
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public:
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MIRROR_TP(
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) { OneReadFailed = FALSE; };
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PTRANSFER_PACKET MasterPacket;
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PMIRROR Mirror;
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USHORT WhichMember;
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BOOLEAN OneReadFailed;
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PMIRROR_TP SecondWritePacket;
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FT_TRANSFER_COMPLETION_ROUTINE SavedCompletionRoutine;
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};
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class MIRROR_RECOVER_TP;
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typedef MIRROR_RECOVER_TP* PMIRROR_RECOVER_TP;
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class MIRROR_RECOVER_TP : public MIRROR_TP {
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public:
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MIRROR_RECOVER_TP(
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) { PartialMdl = NULL; VerifyMdl = NULL; };
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virtual
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~MIRROR_RECOVER_TP(
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);
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BOOLEAN
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AllocateMdls(
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IN ULONG Length
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);
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VOID
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FreeMdls(
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);
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PMDL PartialMdl;
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PMDL VerifyMdl;
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};
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class PARITY_IO_MANAGER;
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typedef PARITY_IO_MANAGER* PPARITY_IO_MANAGER;
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class PARITY_TP;
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typedef PARITY_TP* PPARITY_TP;
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class PARITY_TP : public TRANSFER_PACKET {
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friend class PARITY_IO_MANAGER;
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friend
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VOID
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UpdateParityCompletionRoutine(
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IN OUT PTRANSFER_PACKET TransferPacket
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);
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friend
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VOID
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ParityCarefulWritePhase1(
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IN OUT PTRANSFER_PACKET TransferPacket
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);
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public:
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PARITY_TP(
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) {};
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private:
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BOOLEAN Idle;
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BOOLEAN OneWriteFailed;
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LIST_ENTRY OverlapQueue;
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LIST_ENTRY UpdateQueue;
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PPARITY_IO_MANAGER ParityIoManager;
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LONGLONG BucketNumber;
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};
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class PARITY_RECOVER_TP;
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typedef PARITY_RECOVER_TP* PPARITY_RECOVER_TP;
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class PARITY_RECOVER_TP : public PARITY_TP {
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public:
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PARITY_RECOVER_TP(
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) {};
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PPARITY_TP MasterPacket;
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};
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class STRIPE_WP;
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typedef STRIPE_WP* PSTRIPE_WP;
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class SWP_TP;
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typedef SWP_TP* PSWP_TP;
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class SWP_TP : public OVERLAP_TP {
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public:
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SWP_TP(
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) {};
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PTRANSFER_PACKET MasterPacket;
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PSTRIPE_WP StripeWithParity;
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USHORT WhichMember;
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FT_TRANSFER_COMPLETION_ROUTINE SavedCompletionRoutine;
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BOOLEAN OneReadFailed;
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};
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class SWP_RECOVER_TP;
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typedef SWP_RECOVER_TP* PSWP_RECOVER_TP;
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class SWP_RECOVER_TP : public SWP_TP {
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public:
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SWP_RECOVER_TP(
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) { PartialMdl = NULL; VerifyMdl = NULL; };
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virtual
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~SWP_RECOVER_TP(
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);
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|
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BOOLEAN
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AllocateMdls(
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IN ULONG Length
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);
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VOID
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FreeMdls(
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);
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PMDL PartialMdl;
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PMDL VerifyMdl;
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PARITY_TP ParityPacket;
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};
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class SWP_WRITE_TP;
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typedef SWP_WRITE_TP* PSWP_WRITE_TP;
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class SWP_WRITE_TP : public SWP_TP {
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public:
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SWP_WRITE_TP(
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) { ReadAndParityMdl = NULL; WriteMdl = NULL; };
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virtual
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~SWP_WRITE_TP(
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);
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BOOLEAN
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AllocateMdls(
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IN ULONG Length
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);
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VOID
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FreeMdls(
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);
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PMDL ReadAndParityMdl;
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PMDL WriteMdl;
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FT_MEMBER_STATE TargetState;
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USHORT ParityMember;
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SWP_TP ReadWritePacket;
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PARITY_TP ParityPacket;
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};
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class SWP_REGENERATE_TP;
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typedef SWP_REGENERATE_TP *PSWP_REGENERATE_TP;
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class SWP_REGENERATE_TP : public TRANSFER_PACKET {
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public:
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SWP_REGENERATE_TP(
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) {};
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PSWP_TP MasterPacket;
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USHORT WhichMember;
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LIST_ENTRY RegenPacketList;
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};
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class SWP_REBUILD_TP;
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typedef SWP_REBUILD_TP *PSWP_REBUILD_TP;
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class SWP_REBUILD_TP : public SWP_TP {
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public:
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SWP_REBUILD_TP(
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) {};
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PFT_COMPLETION_ROUTINE_CONTEXT Context;
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BOOLEAN Initialize;
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};
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class REDISTRIBUTION;
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typedef REDISTRIBUTION *PREDISTRIBUTION;
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class REDISTRIBUTION_TP;
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typedef REDISTRIBUTION_TP* PREDISTRIBUTION_TP;
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class REDISTRIBUTION_TP : public TRANSFER_PACKET {
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public:
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REDISTRIBUTION_TP(
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) {};
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PTRANSFER_PACKET MasterPacket;
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PREDISTRIBUTION Redistribution;
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USHORT WhichMember;
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};
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class REDISTRIBUTION_LOCK_TP;
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typedef REDISTRIBUTION_LOCK_TP* PREDISTRIBUTION_LOCK_TP;
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class REDISTRIBUTION_LOCK_TP : public OVERLAP_TP {
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public:
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REDISTRIBUTION_LOCK_TP(
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) {};
|
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|
|
PTRANSFER_PACKET MasterPacket;
|
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PREDISTRIBUTION Redistribution;
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};
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|
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class REDISTRIBUTION_SYNC_TP;
|
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typedef REDISTRIBUTION_SYNC_TP* PREDISTRIBUTION_SYNC_TP;
|
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class REDISTRIBUTION_SYNC_TP : public OVERLAP_TP {
|
|
|
|
public:
|
|
|
|
REDISTRIBUTION_SYNC_TP(
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) {};
|
|
|
|
PFT_COMPLETION_ROUTINE_CONTEXT Context;
|
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PREDISTRIBUTION Redistribution;
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REDISTRIBUTION_TP IoPacket;
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};
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|
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class REDISTRIBUTION_CW_TP;
|
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typedef REDISTRIBUTION_CW_TP* PREDISTRIBUTION_CW_TP;
|
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class REDISTRIBUTION_CW_TP : public REDISTRIBUTION_TP {
|
|
|
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public:
|
|
|
|
REDISTRIBUTION_CW_TP(
|
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) { PartialMdl = NULL; VerifyMdl = NULL; };
|
|
|
|
virtual
|
|
~REDISTRIBUTION_CW_TP(
|
|
);
|
|
|
|
BOOLEAN
|
|
AllocateMdls(
|
|
IN ULONG Length
|
|
);
|
|
|
|
VOID
|
|
FreeMdls(
|
|
);
|
|
|
|
PMDL PartialMdl;
|
|
PMDL VerifyMdl;
|
|
|
|
};
|
|
|
|
class OVERLAPPED_IO_MANAGER : public FT_BASE_CLASS {
|
|
|
|
public:
|
|
|
|
NTSTATUS
|
|
Initialize(
|
|
IN ULONG BucketSize
|
|
);
|
|
|
|
VOID
|
|
AcquireIoRegion(
|
|
IN OUT POVERLAP_TP TransferPacket,
|
|
IN BOOLEAN AllMembers
|
|
);
|
|
|
|
VOID
|
|
ReleaseIoRegion(
|
|
IN OUT POVERLAP_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
PromoteToAllMembers(
|
|
IN OUT POVERLAP_TP TransferPacket
|
|
);
|
|
|
|
OVERLAPPED_IO_MANAGER(
|
|
) { _spinLock = NULL; _ioQueue = NULL; };
|
|
|
|
~OVERLAPPED_IO_MANAGER(
|
|
);
|
|
|
|
private:
|
|
|
|
ULONG _numQueues;
|
|
ULONG _bucketSize;
|
|
PKSPIN_LOCK _spinLock;
|
|
PLIST_ENTRY _ioQueue;
|
|
|
|
};
|
|
|
|
class PARITY_IO_MANAGER : public FT_BASE_CLASS {
|
|
|
|
friend
|
|
VOID
|
|
UpdateParityCompletionRoutine(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
ParityCarefulWritePhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
public:
|
|
|
|
NTSTATUS
|
|
Initialize(
|
|
IN ULONG BucketSize,
|
|
IN ULONG SectorSize
|
|
);
|
|
|
|
VOID
|
|
StartReadForUpdateParity(
|
|
IN LONGLONG Offset,
|
|
IN ULONG Length,
|
|
IN PFT_VOLUME TargetVolume,
|
|
IN PETHREAD Thread,
|
|
IN UCHAR IrpFlags
|
|
);
|
|
|
|
VOID
|
|
UpdateParity(
|
|
IN OUT PPARITY_TP TransferPacket
|
|
);
|
|
|
|
PARITY_IO_MANAGER(
|
|
) { _spinLock = NULL; _ioQueue = NULL; _ePacket = NULL; };
|
|
|
|
~PARITY_IO_MANAGER(
|
|
);
|
|
|
|
private:
|
|
|
|
VOID
|
|
CarefulWrite(
|
|
IN OUT PPARITY_TP TransferPacket
|
|
);
|
|
|
|
ULONG _numQueues;
|
|
ULONG _bucketSize;
|
|
ULONG _sectorSize;
|
|
PKSPIN_LOCK _spinLock;
|
|
PLIST_ENTRY _ioQueue;
|
|
|
|
//
|
|
// Emergency packet.
|
|
//
|
|
|
|
PPARITY_TP _ePacket;
|
|
BOOLEAN _ePacketInUse;
|
|
BOOLEAN _ePacketQueueBeingServiced;
|
|
LIST_ENTRY _ePacketQueue;
|
|
KSPIN_LOCK _ePacketSpinLock;
|
|
|
|
};
|
|
|
|
class PARTITION;
|
|
typedef PARTITION* PPARTITION;
|
|
|
|
class FT_VOLUME : public FT_BASE_CLASS {
|
|
|
|
friend
|
|
VOID
|
|
SetMemberStateWorker(
|
|
IN PVOID Context
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
FtVolumeNotifyWorker(
|
|
IN PVOID FtVolume
|
|
);
|
|
|
|
public:
|
|
|
|
VOID
|
|
Initialize(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId
|
|
);
|
|
|
|
FT_LOGICAL_DISK_ID
|
|
QueryLogicalDiskId(
|
|
);
|
|
|
|
VOID
|
|
SetLogicalDiskId(
|
|
IN FT_LOGICAL_DISK_ID NewLogicalDiskId
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
Notify(
|
|
);
|
|
|
|
virtual
|
|
FT_LOGICAL_DISK_TYPE
|
|
QueryLogicalDiskType(
|
|
) = 0;
|
|
|
|
virtual
|
|
USHORT
|
|
QueryNumberOfMembers(
|
|
) = 0;
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetMember(
|
|
IN USHORT MemberNumber
|
|
) = 0;
|
|
|
|
virtual
|
|
NTSTATUS
|
|
OrphanMember(
|
|
IN USHORT MemberNumber,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
) = 0;
|
|
|
|
virtual
|
|
NTSTATUS
|
|
RegenerateMember(
|
|
IN USHORT MemberNumber,
|
|
IN OUT PFT_VOLUME NewMember,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
Transfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
ReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
StartSyncOperations(
|
|
IN BOOLEAN RegenerateOrphans,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
StopSyncOperations(
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
BroadcastIrp(
|
|
IN PIRP Irp,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
) = 0;
|
|
|
|
virtual
|
|
ULONG
|
|
QuerySectorSize(
|
|
) = 0;
|
|
|
|
virtual
|
|
LONGLONG
|
|
QueryVolumeSize(
|
|
) = 0;
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId
|
|
) = 0;
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN PDEVICE_OBJECT TargetObject
|
|
) = 0;
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN ULONG Signature,
|
|
IN LONGLONG Offset
|
|
) = 0;
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetParentLogicalDisk(
|
|
IN PFT_VOLUME Volume
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
SetDirtyBit(
|
|
IN BOOLEAN IsDirty,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
SetMember(
|
|
IN USHORT MemberNumber,
|
|
IN PFT_VOLUME Member
|
|
) = 0;
|
|
|
|
virtual
|
|
BOOLEAN
|
|
IsComplete(
|
|
IN BOOLEAN IoPending
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
CompleteNotification(
|
|
IN BOOLEAN IoPending
|
|
) = 0;
|
|
|
|
virtual
|
|
NTSTATUS
|
|
CheckIo(
|
|
OUT PBOOLEAN IsIoOk
|
|
) = 0;
|
|
|
|
virtual
|
|
ULONG
|
|
QueryNumberOfPartitions(
|
|
) = 0;
|
|
|
|
virtual
|
|
NTSTATUS
|
|
SetPartitionType(
|
|
IN UCHAR PartitionType
|
|
) = 0;
|
|
|
|
virtual
|
|
UCHAR
|
|
QueryPartitionType(
|
|
) = 0;
|
|
|
|
virtual
|
|
UCHAR
|
|
QueryStackSize(
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
CreateLegacyNameLinks(
|
|
IN PUNICODE_STRING DeviceName
|
|
) = 0;
|
|
|
|
virtual
|
|
BOOLEAN
|
|
IsVolumeSuitableForRegenerate(
|
|
IN USHORT MemberNumber,
|
|
IN PFT_VOLUME Volume
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
NewStateArrival(
|
|
IN PVOID NewStateInstance
|
|
);
|
|
|
|
virtual
|
|
PDEVICE_OBJECT
|
|
GetLeftmostPartitionObject(
|
|
) = 0;
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryDiskExtents(
|
|
OUT PDISK_EXTENT* DiskExtents,
|
|
OUT PULONG NumberOfDiskExtents
|
|
) = 0;
|
|
|
|
virtual
|
|
BOOLEAN
|
|
QueryVolumeState(
|
|
IN PFT_VOLUME Volume,
|
|
OUT PFT_MEMBER_STATE State
|
|
) = 0;
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryPhysicalOffsets(
|
|
IN LONGLONG LogicalOffset,
|
|
OUT PVOLUME_PHYSICAL_OFFSET* PhysicalOffsets,
|
|
OUT PULONG NumberOfPhysicalOffsets
|
|
) = 0;
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryLogicalOffset(
|
|
IN PVOLUME_PHYSICAL_OFFSET PhysicalOffset,
|
|
OUT PLONGLONG LogicalOffset
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
ModifyStateForUser(
|
|
IN OUT PVOID State
|
|
);
|
|
|
|
virtual
|
|
~FT_VOLUME(
|
|
);
|
|
|
|
FT_VOLUME(
|
|
) { _refCount = 1; };
|
|
|
|
LONG _refCount;
|
|
|
|
protected:
|
|
|
|
KSPIN_LOCK _spinLock;
|
|
PFT_LOGICAL_DISK_INFORMATION_SET _diskInfoSet;
|
|
PROOT_EXTENSION _rootExtension;
|
|
|
|
private:
|
|
|
|
FT_LOGICAL_DISK_ID _logicalDiskId;
|
|
|
|
};
|
|
|
|
#define TRANSFER(a) ((a)->TargetVolume->Transfer((a)))
|
|
|
|
class PARTITION : public FT_VOLUME {
|
|
|
|
friend
|
|
NTSTATUS
|
|
PartitionTransferCompletionRoutine(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN PVOID TransferPacket
|
|
);
|
|
|
|
public:
|
|
|
|
PARTITION(
|
|
) { _emergencyIrp = NULL; };
|
|
|
|
virtual
|
|
~PARTITION(
|
|
);
|
|
|
|
NTSTATUS
|
|
Initialize(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN OUT PDEVICE_OBJECT TargetObject,
|
|
IN OUT PDEVICE_OBJECT WholeDiskPdo
|
|
);
|
|
|
|
virtual
|
|
FT_LOGICAL_DISK_TYPE
|
|
QueryLogicalDiskType(
|
|
);
|
|
|
|
virtual
|
|
USHORT
|
|
QueryNumberOfMembers(
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetMember(
|
|
IN USHORT MemberNumber
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
OrphanMember(
|
|
IN USHORT MemberNumber,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
RegenerateMember(
|
|
IN USHORT MemberNumber,
|
|
IN OUT PFT_VOLUME NewMember,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
Transfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
ReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StartSyncOperations(
|
|
IN BOOLEAN RegenerateOrphans,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StopSyncOperations(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
BroadcastIrp(
|
|
IN PIRP Irp,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
ULONG
|
|
QuerySectorSize(
|
|
);
|
|
|
|
virtual
|
|
LONGLONG
|
|
QueryVolumeSize(
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN PDEVICE_OBJECT TargetObject
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN ULONG Signature,
|
|
IN LONGLONG Offset
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetParentLogicalDisk(
|
|
IN PFT_VOLUME Volume
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
SetDirtyBit(
|
|
IN BOOLEAN IsDirty,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
SetMember(
|
|
IN USHORT MemberNumber,
|
|
IN PFT_VOLUME Member
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
IsComplete(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CompleteNotification(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
CheckIo(
|
|
OUT PBOOLEAN IsIoOk
|
|
);
|
|
|
|
virtual
|
|
ULONG
|
|
QueryNumberOfPartitions(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
SetPartitionType(
|
|
IN UCHAR PartitionType
|
|
);
|
|
|
|
virtual
|
|
UCHAR
|
|
QueryPartitionType(
|
|
);
|
|
|
|
virtual
|
|
UCHAR
|
|
QueryStackSize(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CreateLegacyNameLinks(
|
|
IN PUNICODE_STRING DeviceName
|
|
);
|
|
|
|
virtual
|
|
PDEVICE_OBJECT
|
|
GetLeftmostPartitionObject(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryDiskExtents(
|
|
OUT PDISK_EXTENT* DiskExtents,
|
|
OUT PULONG NumberOfDiskExtents
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
QueryVolumeState(
|
|
IN PFT_VOLUME Volume,
|
|
OUT PFT_MEMBER_STATE State
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryPhysicalOffsets(
|
|
IN LONGLONG LogicalOffset,
|
|
OUT PVOLUME_PHYSICAL_OFFSET* PhysicalOffsets,
|
|
OUT PULONG NumberOfPhysicalOffsets
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryLogicalOffset(
|
|
IN PVOLUME_PHYSICAL_OFFSET PhysicalOffset,
|
|
OUT PLONGLONG LogicalOffset
|
|
);
|
|
|
|
PDEVICE_OBJECT
|
|
GetTargetObject(
|
|
) { return _targetObject; };
|
|
|
|
PDEVICE_OBJECT
|
|
GetWholeDiskPdo(
|
|
) { return _wholeDiskPdo; };
|
|
|
|
private:
|
|
|
|
PDEVICE_OBJECT _targetObject;
|
|
PDEVICE_OBJECT _wholeDiskPdo;
|
|
ULONG _sectorSize;
|
|
LONGLONG _partitionOffset;
|
|
LONGLONG _partitionLength;
|
|
|
|
PIRP _emergencyIrp;
|
|
BOOLEAN _emergencyIrpInUse;
|
|
LIST_ENTRY _emergencyIrpQueue;
|
|
|
|
};
|
|
|
|
class COMPOSITE_FT_VOLUME;
|
|
typedef COMPOSITE_FT_VOLUME *PCOMPOSITE_FT_VOLUME;
|
|
class COMPOSITE_FT_VOLUME : public FT_VOLUME {
|
|
|
|
public:
|
|
|
|
virtual
|
|
NTSTATUS
|
|
Initialize(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN OUT PFT_VOLUME* VolumeArray,
|
|
IN USHORT ArraySize,
|
|
IN PVOID ConfigInfo,
|
|
IN PVOID StateInfo
|
|
);
|
|
|
|
virtual
|
|
FT_LOGICAL_DISK_TYPE
|
|
QueryLogicalDiskType(
|
|
) = 0;
|
|
|
|
virtual
|
|
USHORT
|
|
QueryNumberOfMembers(
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetMember(
|
|
IN USHORT MemberNumber
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
OrphanMember(
|
|
IN USHORT MemberNumber,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
RegenerateMember(
|
|
IN USHORT MemberNumber,
|
|
IN OUT PFT_VOLUME NewMember,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
Transfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
ReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
) = 0;
|
|
|
|
virtual
|
|
VOID
|
|
StartSyncOperations(
|
|
IN BOOLEAN RegenerateOrphans,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StopSyncOperations(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
BroadcastIrp(
|
|
IN PIRP Irp,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
ULONG
|
|
QuerySectorSize(
|
|
);
|
|
|
|
virtual
|
|
LONGLONG
|
|
QueryVolumeSize(
|
|
) = 0;
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN PDEVICE_OBJECT TargetObject
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetContainedLogicalDisk(
|
|
IN ULONG Signature,
|
|
IN LONGLONG Offset
|
|
);
|
|
|
|
virtual
|
|
PFT_VOLUME
|
|
GetParentLogicalDisk(
|
|
IN PFT_VOLUME Volume
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
SetDirtyBit(
|
|
IN BOOLEAN IsDirty,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
SetMember(
|
|
IN USHORT MemberNumber,
|
|
IN PFT_VOLUME Member
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
IsComplete(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CompleteNotification(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
CheckIo(
|
|
OUT PBOOLEAN IsIoOk
|
|
) = 0;
|
|
|
|
virtual
|
|
ULONG
|
|
QueryNumberOfPartitions(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
SetPartitionType(
|
|
IN UCHAR PartitionType
|
|
);
|
|
|
|
virtual
|
|
UCHAR
|
|
QueryPartitionType(
|
|
);
|
|
|
|
virtual
|
|
UCHAR
|
|
QueryStackSize(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CreateLegacyNameLinks(
|
|
IN PUNICODE_STRING DeviceName
|
|
);
|
|
|
|
virtual
|
|
PDEVICE_OBJECT
|
|
GetLeftmostPartitionObject(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryDiskExtents(
|
|
OUT PDISK_EXTENT* DiskExtents,
|
|
OUT PULONG NumberOfDiskExtents
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
QueryVolumeState(
|
|
IN PFT_VOLUME Volume,
|
|
OUT PFT_MEMBER_STATE State
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryPhysicalOffsets(
|
|
IN LONGLONG LogicalOffset,
|
|
OUT PVOLUME_PHYSICAL_OFFSET* PhysicalOffsets,
|
|
OUT PULONG NumberOfPhysicalOffsets
|
|
) = 0;
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryLogicalOffset(
|
|
IN PVOLUME_PHYSICAL_OFFSET PhysicalOffset,
|
|
OUT PLONGLONG LogicalOffset
|
|
) = 0;
|
|
|
|
COMPOSITE_FT_VOLUME(
|
|
) { _volumeArray = NULL; };
|
|
|
|
virtual
|
|
~COMPOSITE_FT_VOLUME(
|
|
);
|
|
|
|
protected:
|
|
|
|
PFT_VOLUME
|
|
GetMemberUnprotected(
|
|
IN USHORT MemberNumber
|
|
) { return _volumeArray[MemberNumber]; };
|
|
|
|
VOID
|
|
SetMemberUnprotected(
|
|
IN USHORT MemberNumber,
|
|
IN PFT_VOLUME NewVolume
|
|
) { _volumeArray[MemberNumber] = NewVolume; };
|
|
|
|
USHORT
|
|
QueryNumMembers(
|
|
) { return _arraySize; };
|
|
|
|
VOID
|
|
SetSectorSize(
|
|
IN ULONG SectorSize
|
|
) { _sectorSize = SectorSize; };
|
|
|
|
private:
|
|
|
|
PFT_VOLUME* _volumeArray;
|
|
USHORT _arraySize;
|
|
ULONG _sectorSize;
|
|
|
|
};
|
|
|
|
class VOLUME_SET : public COMPOSITE_FT_VOLUME {
|
|
|
|
friend
|
|
VOID
|
|
VolsetTransferSequentialCompletionRoutine(
|
|
IN PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
public:
|
|
|
|
VOLUME_SET(
|
|
) { _ePacket = NULL; };
|
|
|
|
virtual
|
|
~VOLUME_SET(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
Initialize(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN OUT PFT_VOLUME* VolumeArray,
|
|
IN USHORT ArraySize,
|
|
IN PVOID ConfigInfo,
|
|
IN PVOID StateInfo
|
|
);
|
|
|
|
virtual
|
|
FT_LOGICAL_DISK_TYPE
|
|
QueryLogicalDiskType(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
Transfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
ReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
LONGLONG
|
|
QueryVolumeSize(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CompleteNotification(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
CheckIo(
|
|
OUT PBOOLEAN IsIoOk
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryPhysicalOffsets(
|
|
IN LONGLONG LogicalOffset,
|
|
OUT PVOLUME_PHYSICAL_OFFSET* PhysicalOffsets,
|
|
OUT PULONG NumberOfPhysicalOffsets
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryLogicalOffset(
|
|
IN PVOLUME_PHYSICAL_OFFSET PhysicalOffset,
|
|
OUT PLONGLONG LogicalOffset
|
|
);
|
|
|
|
private:
|
|
|
|
BOOLEAN
|
|
LaunchParallel(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
VOID
|
|
LaunchSequential(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
LONGLONG _volumeSize;
|
|
|
|
PVOLSET_TP _ePacket;
|
|
BOOLEAN _ePacketInUse;
|
|
LIST_ENTRY _ePacketQueue;
|
|
|
|
};
|
|
|
|
class STRIPE : public COMPOSITE_FT_VOLUME {
|
|
|
|
friend
|
|
VOID
|
|
StripeSequentialTransferCompletionRoutine(
|
|
IN PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
public:
|
|
|
|
STRIPE(
|
|
) { _ePacket = NULL; };
|
|
|
|
virtual
|
|
~STRIPE(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
Initialize(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN OUT PFT_VOLUME* VolumeArray,
|
|
IN USHORT ArraySize,
|
|
IN PVOID ConfigInfo,
|
|
IN PVOID StateInfo
|
|
);
|
|
|
|
virtual
|
|
FT_LOGICAL_DISK_TYPE
|
|
QueryLogicalDiskType(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
Transfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
ReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
LONGLONG
|
|
QueryVolumeSize(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CompleteNotification(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
CheckIo(
|
|
OUT PBOOLEAN IsIoOk
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryPhysicalOffsets(
|
|
IN LONGLONG LogicalOffset,
|
|
OUT PVOLUME_PHYSICAL_OFFSET* PhysicalOffsets,
|
|
OUT PULONG NumberOfPhysicalOffsets
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryLogicalOffset(
|
|
IN PVOLUME_PHYSICAL_OFFSET PhysicalOffset,
|
|
OUT PLONGLONG LogicalOffset
|
|
);
|
|
|
|
private:
|
|
|
|
BOOLEAN
|
|
LaunchParallel(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
VOID
|
|
LaunchSequential(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
ULONG _stripeSize;
|
|
ULONG _stripeShift;
|
|
ULONG _stripeMask;
|
|
LONGLONG _memberSize;
|
|
LONGLONG _volumeSize;
|
|
|
|
PSTRIPE_TP _ePacket;
|
|
BOOLEAN _ePacketInUse;
|
|
LIST_ENTRY _ePacketQueue;
|
|
|
|
};
|
|
|
|
class MIRROR : public COMPOSITE_FT_VOLUME {
|
|
|
|
friend
|
|
VOID
|
|
FinishRegenerate(
|
|
IN PMIRROR Mirror,
|
|
IN PFT_COMPLETION_ROUTINE_CONTEXT RegenContext,
|
|
IN PMIRROR_TP TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRegenerateCompletionRoutine(
|
|
IN PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StartRegeneration(
|
|
IN PVOID Context,
|
|
IN NTSTATUS Status
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorTransferCompletionRoutine(
|
|
IN PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverPhase8(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverPhase7(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverPhase6(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverPhase5(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverPhase4(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverPhase3(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverPhase2(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverEmergencyCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorRecoverPhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorMaxTransferCompletionRoutine(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorMaxTransferEmergencyCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorPropogateStateChangesWorker(
|
|
IN PVOID Mirror
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorCarefulWritePhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorCarefulWritePhase2(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
MirrorCarefulWriteEmergencyCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
public:
|
|
|
|
virtual
|
|
~MIRROR(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
Initialize(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN OUT PFT_VOLUME* VolumeArray,
|
|
IN USHORT ArraySize,
|
|
IN PVOID ConfigInfo,
|
|
IN PVOID StateInfo
|
|
);
|
|
|
|
virtual
|
|
FT_LOGICAL_DISK_TYPE
|
|
QueryLogicalDiskType(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
OrphanMember(
|
|
IN USHORT MemberNumber,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
RegenerateMember(
|
|
IN USHORT MemberNumber,
|
|
IN OUT PFT_VOLUME NewMember,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
Transfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
ReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StartSyncOperations(
|
|
IN BOOLEAN RegenerateOrphans,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StopSyncOperations(
|
|
);
|
|
|
|
virtual
|
|
LONGLONG
|
|
QueryVolumeSize(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
SetDirtyBit(
|
|
IN BOOLEAN IsDirty,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
IsComplete(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CompleteNotification(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
CheckIo(
|
|
OUT PBOOLEAN IsIoOk
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
IsVolumeSuitableForRegenerate(
|
|
IN USHORT MemberNumber,
|
|
IN PFT_VOLUME Volume
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
NewStateArrival(
|
|
IN PVOID NewStateInstance
|
|
);
|
|
|
|
virtual
|
|
PDEVICE_OBJECT
|
|
GetLeftmostPartitionObject(
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
QueryVolumeState(
|
|
IN PFT_VOLUME Volume,
|
|
OUT PFT_MEMBER_STATE State
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryPhysicalOffsets(
|
|
IN LONGLONG LogicalOffset,
|
|
OUT PVOLUME_PHYSICAL_OFFSET* PhysicalOffsets,
|
|
OUT PULONG NumberOfPhysicalOffsets
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryLogicalOffset(
|
|
IN PVOLUME_PHYSICAL_OFFSET PhysicalOffset,
|
|
OUT PLONGLONG LogicalOffset
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
ModifyStateForUser(
|
|
IN OUT PVOID State
|
|
);
|
|
|
|
MIRROR(
|
|
) { _ePacket = NULL; _ePacket2 = NULL; _eRecoverPacket = NULL; };
|
|
|
|
private:
|
|
|
|
FT_MEMBER_STATE
|
|
QueryMemberState(
|
|
IN USHORT MemberNumber
|
|
) { return MemberNumber == _state.UnhealthyMemberNumber ?
|
|
_state.UnhealthyMemberState : FtMemberHealthy; }
|
|
|
|
BOOLEAN
|
|
SetMemberState(
|
|
IN USHORT MemberNumber,
|
|
IN FT_MEMBER_STATE MemberState
|
|
);
|
|
|
|
BOOLEAN
|
|
LaunchRead(
|
|
IN OUT PTRANSFER_PACKET TransferPacket,
|
|
IN OUT PMIRROR_TP Packet1
|
|
);
|
|
|
|
BOOLEAN
|
|
LaunchWrite(
|
|
IN OUT PTRANSFER_PACKET TransferPacket,
|
|
IN OUT PMIRROR_TP Packet1,
|
|
IN OUT PMIRROR_TP Packet2
|
|
);
|
|
|
|
VOID
|
|
Recycle(
|
|
IN OUT PMIRROR_TP TransferPacket,
|
|
IN BOOLEAN ServiceEmergencyQueue
|
|
);
|
|
|
|
VOID
|
|
Recover(
|
|
IN OUT PMIRROR_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
MaxTransfer(
|
|
IN OUT PMIRROR_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
PropogateStateChanges(
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
VOID
|
|
CarefulWrite(
|
|
IN OUT PMIRROR_TP TransferPacket
|
|
);
|
|
|
|
LONGLONG _volumeSize;
|
|
|
|
//
|
|
// Keep track of requests for load balancing.
|
|
//
|
|
LONG _requestCount[2];
|
|
LONGLONG _lastPosition[2];
|
|
|
|
//
|
|
// The dynamic state of this volume.
|
|
//
|
|
|
|
FT_MIRROR_AND_SWP_STATE_INFORMATION _state;
|
|
BOOLEAN _originalDirtyBit;
|
|
BOOLEAN _orphanedBecauseOfMissingMember;
|
|
|
|
//
|
|
// Indicates whether or not 'StartSyncOperations' or
|
|
// 'RegenerateMember' is ok.
|
|
//
|
|
|
|
BOOLEAN _syncOk;
|
|
|
|
//
|
|
// Indicate whether or not balanced reads are allowed.
|
|
//
|
|
|
|
BOOLEAN _balancedReads;
|
|
|
|
//
|
|
// Indicates whether or not to stop syncs.
|
|
//
|
|
|
|
BOOLEAN _stopSyncs;
|
|
|
|
//
|
|
// Emergency packet.
|
|
//
|
|
|
|
PMIRROR_TP _ePacket, _ePacket2;
|
|
BOOLEAN _ePacketInUse;
|
|
LIST_ENTRY _ePacketQueue;
|
|
|
|
//
|
|
// Emergency recover packet.
|
|
//
|
|
|
|
PMIRROR_RECOVER_TP _eRecoverPacket;
|
|
BOOLEAN _eRecoverPacketInUse;
|
|
LIST_ENTRY _eRecoverPacketQueue;
|
|
|
|
//
|
|
// Overlapped io manager.
|
|
//
|
|
|
|
OVERLAPPED_IO_MANAGER _overlappedIoManager;
|
|
|
|
};
|
|
|
|
class STRIPE_WP : public COMPOSITE_FT_VOLUME {
|
|
|
|
friend
|
|
VOID
|
|
StripeWpSyncFinalCompletion(
|
|
IN PVOID Context,
|
|
IN NTSTATUS Status
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpSyncCompletionRoutine(
|
|
IN PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StartStripeRegeneration(
|
|
IN PVOID Context,
|
|
IN NTSTATUS Status
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpParallelTransferCompletionRoutine(
|
|
IN PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpSequentialTransferCompletionRoutine(
|
|
IN PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpWritePhase31(
|
|
IN OUT PTRANSFER_PACKET Packet
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpWritePhase30(
|
|
IN OUT PTRANSFER_PACKET Packet
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpWriteRecover(
|
|
IN OUT PTRANSFER_PACKET MasterPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpWritePhase2(
|
|
IN OUT PTRANSFER_PACKET ReadPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpWritePhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpSequentialRegenerateCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpSequentialEmergencyCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpParallelRegenerateCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRegeneratePacketPhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverPhase8(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverPhase7(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverPhase6(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverPhase5(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverPhase4(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverPhase3(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverPhase2(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverEmergencyCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpRecoverPhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpMaxTransferCompletionRoutine(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpMaxTransferEmergencyCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpPropogateStateChangesWorker(
|
|
IN PVOID StripeWp
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCompleteWritePhase4(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCompleteWritePhase3(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCompleteWritePhase2(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCompleteWritePhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCarefulWritePhase2(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCarefulWritePhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCarefulWriteEmergencyCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCarefulUpdateCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
StripeWpCarefulUpdateEmergencyCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
public:
|
|
|
|
virtual
|
|
NTSTATUS
|
|
Initialize(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN OUT PFT_VOLUME* VolumeArray,
|
|
IN USHORT ArraySize,
|
|
IN PVOID ConfigInfo,
|
|
IN PVOID StateInfo
|
|
);
|
|
|
|
virtual
|
|
FT_LOGICAL_DISK_TYPE
|
|
QueryLogicalDiskType(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
OrphanMember(
|
|
IN USHORT MemberNumber,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
RegenerateMember(
|
|
IN USHORT MemberNumber,
|
|
IN OUT PFT_VOLUME NewMember,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
Transfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
ReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StartSyncOperations(
|
|
IN BOOLEAN RegenerateOrphans,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StopSyncOperations(
|
|
);
|
|
|
|
virtual
|
|
LONGLONG
|
|
QueryVolumeSize(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
SetDirtyBit(
|
|
IN BOOLEAN IsDirty,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
IsComplete(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CompleteNotification(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
CheckIo(
|
|
OUT PBOOLEAN IsIoOk
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
IsVolumeSuitableForRegenerate(
|
|
IN USHORT MemberNumber,
|
|
IN PFT_VOLUME Volume
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
NewStateArrival(
|
|
IN PVOID NewStateInstance
|
|
);
|
|
|
|
virtual
|
|
BOOLEAN
|
|
QueryVolumeState(
|
|
IN PFT_VOLUME Volume,
|
|
OUT PFT_MEMBER_STATE State
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryPhysicalOffsets(
|
|
IN LONGLONG LogicalOffset,
|
|
OUT PVOLUME_PHYSICAL_OFFSET* PhysicalOffsets,
|
|
OUT PULONG NumberOfPhysicalOffsets
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryLogicalOffset(
|
|
IN PVOLUME_PHYSICAL_OFFSET PhysicalOffset,
|
|
OUT PLONGLONG LogicalOffset
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
ModifyStateForUser(
|
|
IN OUT PVOID State
|
|
);
|
|
|
|
STRIPE_WP(
|
|
);
|
|
|
|
virtual
|
|
~STRIPE_WP(
|
|
);
|
|
|
|
private:
|
|
|
|
FT_MEMBER_STATE
|
|
QueryMemberState(
|
|
IN USHORT MemberNumber
|
|
) { return MemberNumber == _state.UnhealthyMemberNumber ?
|
|
_state.UnhealthyMemberState : FtMemberHealthy; }
|
|
|
|
BOOLEAN
|
|
SetMemberState(
|
|
IN USHORT MemberNumber,
|
|
IN FT_MEMBER_STATE MemberState
|
|
);
|
|
|
|
BOOLEAN
|
|
LaunchParallel(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
VOID
|
|
LaunchSequential(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
VOID
|
|
ReadPacket(
|
|
IN OUT PSWP_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
WritePacket(
|
|
IN OUT PSWP_WRITE_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
RegeneratePacket(
|
|
IN OUT PSWP_TP TransferPacket,
|
|
IN BOOLEAN AllocateRegion
|
|
);
|
|
|
|
VOID
|
|
Recover(
|
|
IN OUT PSWP_TP TransferPacket,
|
|
IN BOOLEAN NeedAcquire
|
|
);
|
|
|
|
VOID
|
|
MaxTransfer(
|
|
IN OUT PSWP_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
RecycleRecoverTp(
|
|
IN OUT PSWP_RECOVER_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
PropogateStateChanges(
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
VOID
|
|
CompleteWrite(
|
|
IN OUT PSWP_WRITE_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
CarefulWrite(
|
|
IN OUT PSWP_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
CarefulUpdate(
|
|
IN OUT PSWP_TP ParityPacket
|
|
);
|
|
|
|
ULONG _stripeSize;
|
|
LONGLONG _memberSize;
|
|
LONGLONG _volumeSize;
|
|
|
|
//
|
|
// The dynamic state of this volume.
|
|
//
|
|
|
|
FT_MIRROR_AND_SWP_STATE_INFORMATION _state;
|
|
BOOLEAN _originalDirtyBit;
|
|
BOOLEAN _orphanedBecauseOfMissingMember;
|
|
|
|
//
|
|
// Indicates whether or not 'StartSyncOperations' or
|
|
// 'RegenerateMember' is ok.
|
|
//
|
|
|
|
BOOLEAN _syncOk;
|
|
|
|
//
|
|
// Indicates whether or not to stop syncs.
|
|
//
|
|
|
|
BOOLEAN _stopSyncs;
|
|
|
|
//
|
|
// State for keeping track of overlapping write requests.
|
|
// One OVERLAPPED_IO_MANAGER for each member.
|
|
//
|
|
|
|
OVERLAPPED_IO_MANAGER _overlappedIoManager;
|
|
|
|
//
|
|
// State for serializing parity I/O.
|
|
//
|
|
|
|
PARITY_IO_MANAGER _parityIoManager;
|
|
|
|
//
|
|
// Emergency read/write packet.
|
|
//
|
|
|
|
PSWP_WRITE_TP _ePacket;
|
|
BOOLEAN _ePacketInUse;
|
|
BOOLEAN _ePacketQueueBeingServiced;
|
|
LIST_ENTRY _ePacketQueue;
|
|
|
|
//
|
|
// Emergency regenerate packet.
|
|
//
|
|
|
|
PSWP_REGENERATE_TP _eRegeneratePacket;
|
|
BOOLEAN _eRegeneratePacketInUse;
|
|
LIST_ENTRY _eRegeneratePacketQueue;
|
|
|
|
//
|
|
// Emergency recover packet.
|
|
//
|
|
|
|
PSWP_RECOVER_TP _eRecoverPacket;
|
|
BOOLEAN _eRecoverPacketInUse;
|
|
LIST_ENTRY _eRecoverPacketQueue;
|
|
|
|
};
|
|
|
|
class REDISTRIBUTION : public COMPOSITE_FT_VOLUME {
|
|
|
|
friend
|
|
VOID
|
|
RedistributionSyncPhase6(
|
|
IN OUT PVOID SyncPacket,
|
|
IN NTSTATUS Status
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
RedistributionSyncPhase5(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
RedistributionSyncPhase4(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
RedistributionSyncPhase3(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
RedistributionSyncPhase2(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
RedistributionSyncPhase1(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
RedistributionRegionLockCompletion(
|
|
IN OUT PTRANSFER_PACKET LockPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
RedistributionLockReplaceCompletion(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
friend
|
|
VOID
|
|
RedistributionPropogateStateChangesWorker(
|
|
IN PVOID WorkItem
|
|
);
|
|
|
|
public:
|
|
|
|
virtual
|
|
~REDISTRIBUTION(
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
Initialize(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN OUT PFT_VOLUME* VolumeArray,
|
|
IN USHORT ArraySize,
|
|
IN PVOID ConfigInfo,
|
|
IN PVOID StateInfo
|
|
);
|
|
|
|
virtual
|
|
FT_LOGICAL_DISK_TYPE
|
|
QueryLogicalDiskType(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
Transfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
ReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StartSyncOperations(
|
|
IN BOOLEAN RegenerateOrphans,
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
StopSyncOperations(
|
|
);
|
|
|
|
virtual
|
|
LONGLONG
|
|
QueryVolumeSize(
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
CompleteNotification(
|
|
IN BOOLEAN IoPending
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
CheckIo(
|
|
OUT PBOOLEAN IsIoOk
|
|
);
|
|
|
|
virtual
|
|
VOID
|
|
NewStateArrival(
|
|
IN PVOID NewStateInstance
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryPhysicalOffsets(
|
|
IN LONGLONG LogicalOffset,
|
|
OUT PVOLUME_PHYSICAL_OFFSET* PhysicalOffsets,
|
|
OUT PULONG NumberOfPhysicalOffsets
|
|
);
|
|
|
|
virtual
|
|
NTSTATUS
|
|
QueryLogicalOffset(
|
|
IN PVOLUME_PHYSICAL_OFFSET PhysicalOffset,
|
|
OUT PLONGLONG LogicalOffset
|
|
);
|
|
|
|
private:
|
|
|
|
VOID
|
|
RedistributeTransfer(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
VOID
|
|
RedistributeReplaceBadSector(
|
|
IN OUT PTRANSFER_PACKET TransferPacket
|
|
);
|
|
|
|
VOID
|
|
PropogateStateChanges(
|
|
IN FT_COMPLETION_ROUTINE CompletionRoutine,
|
|
IN PVOID Context
|
|
);
|
|
|
|
VOID
|
|
MaxTransfer(
|
|
IN OUT PREDISTRIBUTION_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
VerifyWrite(
|
|
IN OUT PREDISTRIBUTION_TP TransferPacket
|
|
);
|
|
|
|
VOID
|
|
CarefulWrite(
|
|
IN OUT PREDISTRIBUTION_TP TransferPacket
|
|
);
|
|
|
|
ULONG _stripeSize;
|
|
USHORT _firstWidth;
|
|
USHORT _totalWidth;
|
|
LONGLONG _firstSize;
|
|
LONGLONG _totalSize;
|
|
BOOLEAN _syncOk;
|
|
BOOLEAN _stopSyncs;
|
|
|
|
FT_REDISTRIBUTION_STATE_INFORMATION _state;
|
|
BOOLEAN _redistributionComplete;
|
|
|
|
OVERLAPPED_IO_MANAGER _overlappedIoManager;
|
|
|
|
};
|
|
|
|
typedef struct _FTP_GPT_ATTRIBUTE_REVERT_ENTRY {
|
|
GUID PartitionUniqueId;
|
|
ULONGLONG GptAttributes;
|
|
ULONG MbrSignature;
|
|
ULONG Reserved;
|
|
} FTP_GPT_ATTRIBUTE_REVERT_ENTRY, *PFTP_GPT_ATTRIBUTE_REVERT_ENTRY;
|
|
|
|
struct DEVICE_EXTENSION {
|
|
|
|
//
|
|
// Pointer to the device object for this extension.
|
|
//
|
|
|
|
PDEVICE_OBJECT DeviceObject; // 00
|
|
|
|
//
|
|
// Pointer to the root device extension.
|
|
//
|
|
|
|
PROOT_EXTENSION Root; // 04
|
|
|
|
//
|
|
// The type of device extension.
|
|
//
|
|
|
|
ULONG DeviceExtensionType; // 08
|
|
|
|
//
|
|
// A spinlock for synchronization.
|
|
//
|
|
|
|
KSPIN_LOCK SpinLock; // 0C
|
|
|
|
};
|
|
|
|
class ROOT_EXTENSION : public DEVICE_EXTENSION {
|
|
|
|
public:
|
|
|
|
//
|
|
// Pointer to the driver object.
|
|
//
|
|
|
|
PDRIVER_OBJECT DriverObject; // 10
|
|
|
|
//
|
|
// Pointer to the next device in the stack.
|
|
//
|
|
|
|
PDEVICE_OBJECT TargetObject; // 14
|
|
|
|
//
|
|
// Pointer to the PDO.
|
|
//
|
|
|
|
PDEVICE_OBJECT Pdo; // 18
|
|
|
|
//
|
|
// List of volumes in the system. Protect with 'Semaphore'.
|
|
//
|
|
|
|
LIST_ENTRY VolumeList; // 1C
|
|
|
|
//
|
|
// List of dead volumes. Protect with 'Semaphore'.
|
|
//
|
|
|
|
LIST_ENTRY DeadVolumeList; // 2C
|
|
|
|
//
|
|
// The next volume number. Protect with 'Semaphore'.
|
|
//
|
|
|
|
ULONG NextVolumeNumber; // 34
|
|
|
|
//
|
|
// The disk information set for the on disk storage of FT sets.
|
|
// Protect with 'Semaphore'.
|
|
//
|
|
|
|
PFT_LOGICAL_DISK_INFORMATION_SET DiskInfoSet; // 38
|
|
|
|
//
|
|
// Private worker thread and queue. Protect queue with 'SpinLock'.
|
|
//
|
|
|
|
PVOID WorkerThread; // 3C
|
|
LIST_ENTRY WorkerQueue; // 40
|
|
KSEMAPHORE WorkerSemaphore; // 44
|
|
LONG TerminateThread; // 58
|
|
|
|
//
|
|
// Change notify Irp list. Protect with cancel spin lock.
|
|
//
|
|
|
|
LIST_ENTRY ChangeNotifyIrpList; // 5C
|
|
|
|
//
|
|
// A semaphore for synchronization.
|
|
//
|
|
|
|
KSEMAPHORE Mutex; // 64
|
|
|
|
//
|
|
// Device Interface name.
|
|
//
|
|
|
|
UNICODE_STRING VolumeManagerInterfaceName; // 78
|
|
|
|
//
|
|
// Whether or not we are past the boot reinitialize code.
|
|
//
|
|
|
|
BOOLEAN PastBootReinitialize; // 80
|
|
|
|
//
|
|
// Whether or not the FT specific code has been locked down.
|
|
//
|
|
|
|
BOOLEAN FtCodeLocked; // 81
|
|
|
|
//
|
|
// Whether or not we are past the reinitialize code.
|
|
//
|
|
|
|
BOOLEAN PastReinitialize; // 82
|
|
|
|
//
|
|
// Registry Path.
|
|
//
|
|
|
|
UNICODE_STRING DiskPerfRegistryPath;
|
|
|
|
//
|
|
// Table of PmWmiCounter Functions.
|
|
//
|
|
|
|
PMWMICOUNTERLIB_CONTEXT PmWmiCounterLibContext;
|
|
|
|
//
|
|
// The Unique partition type GUID of the ESP.
|
|
//
|
|
|
|
GUID ESPUniquePartitionGUID;
|
|
|
|
//
|
|
// An array of gpt attribute revert records retrieved from the
|
|
// registry at boot up.
|
|
//
|
|
|
|
ULONG NumberOfAttributeRevertEntries;
|
|
PFTP_GPT_ATTRIBUTE_REVERT_ENTRY GptAttributeRevertEntries;
|
|
|
|
//
|
|
// The number of pre-exposures. Protect with 'Semaphore'.
|
|
//
|
|
|
|
ULONG PreExposureCount;
|
|
|
|
};
|
|
|
|
typedef DEVICE_EXTENSION *PDEVICE_EXTENSION;
|
|
|
|
typedef
|
|
VOID
|
|
(*ZERO_REF_CALLBACK)(
|
|
IN PVOLUME_EXTENSION VolumeExtension
|
|
);
|
|
|
|
class VOLUME_EXTENSION : public DEVICE_EXTENSION {
|
|
|
|
public:
|
|
|
|
//
|
|
// A pointer to the target object or the FT volume for this
|
|
// volume. Protect these with 'SpinLock'.
|
|
//
|
|
|
|
PDEVICE_OBJECT TargetObject; // 10
|
|
PFT_VOLUME FtVolume; // 14
|
|
LONG RefCount; // 18
|
|
ZERO_REF_CALLBACK ZeroRefCallback; // 1C
|
|
PVOID ZeroRefContext; // 20
|
|
LIST_ENTRY ZeroRefHoldQueue; // 24
|
|
BOOLEAN IsStarted; // 2C
|
|
BOOLEAN IsComplete; // 2D
|
|
BOOLEAN InPagingPath; // 2E
|
|
BOOLEAN RemoveInProgress; // 2F
|
|
BOOLEAN IsOffline; // 30
|
|
BOOLEAN DeadToPnp; // 31
|
|
BOOLEAN DeviceDeleted; // 32
|
|
BOOLEAN IsPreExposure; // 33
|
|
BOOLEAN IsGpt; // 34
|
|
BOOLEAN IsHidden; // 35
|
|
BOOLEAN IsSuperFloppy; // 36
|
|
BOOLEAN IsReadOnly; // 37
|
|
BOOLEAN IsEspType; // 38
|
|
BOOLEAN IsInstalled;
|
|
LONG AllSystemsGo; // 38
|
|
|
|
//
|
|
// List entry for volume list or dead volume list.
|
|
// Protect with 'Root->Semaphore'.
|
|
//
|
|
|
|
LIST_ENTRY ListEntry; // 3C
|
|
|
|
//
|
|
// The volume number.
|
|
//
|
|
|
|
ULONG VolumeNumber; // 44
|
|
|
|
//
|
|
// Emergency queue for a transfer packet. Protect with 'SpinLock'.
|
|
//
|
|
|
|
PDISPATCH_TP EmergencyTransferPacket; // 48
|
|
LIST_ENTRY EmergencyTransferPacketQueue; // 4C
|
|
BOOLEAN EmergencyTransferPacketInUse; // 54
|
|
|
|
//
|
|
// List of unique id change notify IRPs.
|
|
//
|
|
|
|
LIST_ENTRY ChangeNotifyIrps; // 58
|
|
|
|
//
|
|
// The dev node name for this device.
|
|
//
|
|
|
|
UNICODE_STRING DeviceNodeName; // 60
|
|
|
|
//
|
|
// Whole disk PDO, if this extension is a partition and
|
|
// not an FT volume.
|
|
//
|
|
|
|
PDEVICE_OBJECT WholeDiskPdo; // 68
|
|
PDEVICE_OBJECT WholeDisk; // 6C
|
|
LONGLONG PartitionOffset; // 70
|
|
LONGLONG PartitionLength; // 78
|
|
|
|
//
|
|
// Device Interface name.
|
|
//
|
|
|
|
UNICODE_STRING MountedDeviceInterfaceName; // 80
|
|
|
|
//
|
|
// A semaphore to protect 'ZeroRefCallback'.
|
|
//
|
|
|
|
KSEMAPHORE Semaphore; // 8C
|
|
|
|
//
|
|
// Old whole disk PDO to facilitate debugging.
|
|
//
|
|
|
|
PDEVICE_OBJECT OldWholeDiskPdo; // A0
|
|
|
|
//
|
|
// Unique Id Guid in the GPT case.
|
|
//
|
|
|
|
GUID UniqueIdGuid; // A4
|
|
|
|
//
|
|
// A copy of the current power state. Protect with 'SpinLock'.
|
|
//
|
|
|
|
DEVICE_POWER_STATE PowerState; // B4
|
|
|
|
//
|
|
// Whether or not the counters are running.
|
|
//
|
|
|
|
BOOLEAN CountersEnabled;
|
|
|
|
//
|
|
// Leave counters always enabled if we see IOCTL_DISK_PERFORMANCE
|
|
//
|
|
|
|
LONG EnableAlways;
|
|
|
|
//
|
|
// Counter structure.
|
|
//
|
|
|
|
PVOID PmWmiCounterContext;
|
|
|
|
//
|
|
// Table of Wmi Functions.
|
|
//
|
|
|
|
PWMILIB_CONTEXT WmilibContext;
|
|
|
|
//
|
|
// State for reverting GPT attributes. Protect with 'Root->Semaphore'.
|
|
//
|
|
|
|
ULONGLONG GptAttributesToRevertTo;
|
|
PFILE_OBJECT RevertOnCloseFileObject;
|
|
BOOLEAN ApplyToAllConnectedVolumes;
|
|
|
|
//
|
|
// Cached MBR GPT attributes.
|
|
//
|
|
|
|
ULONGLONG MbrGptAttributes;
|
|
|
|
};
|
|
|
|
#define DEVICE_EXTENSION_ROOT (0)
|
|
#define DEVICE_EXTENSION_VOLUME (1)
|
|
|
|
BOOLEAN
|
|
FtpIsWorseStatus(
|
|
IN NTSTATUS Status1,
|
|
IN NTSTATUS Status2
|
|
);
|
|
|
|
VOID
|
|
FtpComputeParity(
|
|
IN PVOID TargetBuffer,
|
|
IN PVOID SourceBuffer,
|
|
IN ULONG BufferLength
|
|
);
|
|
|
|
VOID
|
|
FtpLogError(
|
|
IN PDEVICE_EXTENSION Extension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN NTSTATUS SpecificIoStatus,
|
|
IN NTSTATUS FinalStatus,
|
|
IN ULONG UniqueErrorValue
|
|
);
|
|
|
|
VOID
|
|
FtpQueueWorkItem(
|
|
IN PROOT_EXTENSION RootExtension,
|
|
IN PWORK_QUEUE_ITEM WorkItem
|
|
);
|
|
|
|
VOID
|
|
FtpNotify(
|
|
IN OUT PROOT_EXTENSION RootExtension,
|
|
IN PVOLUME_EXTENSION Extension
|
|
);
|
|
|
|
VOID
|
|
FtpAcquire(
|
|
IN OUT PROOT_EXTENSION RootExtension
|
|
);
|
|
|
|
NTSTATUS
|
|
FtpAcquireWithTimeout(
|
|
IN OUT PROOT_EXTENSION RootExtension
|
|
);
|
|
|
|
VOID
|
|
FtpRelease(
|
|
IN OUT PROOT_EXTENSION RootExtension
|
|
);
|
|
|
|
VOID
|
|
FtpDecrementRefCount(
|
|
IN OUT PVOLUME_EXTENSION Extension
|
|
);
|
|
|
|
FT_LOGICAL_DISK_ID
|
|
GenerateNewLogicalDiskId(
|
|
);
|
|
|
|
NTSTATUS
|
|
FtpQueryPartitionInformation(
|
|
IN PROOT_EXTENSION RootExtension,
|
|
IN PDEVICE_OBJECT Partition,
|
|
OUT PULONG DiskNumber,
|
|
OUT PLONGLONG Offset,
|
|
OUT PULONG PartitionNumber,
|
|
OUT PUCHAR PartitionType,
|
|
OUT PLONGLONG PartitionLength,
|
|
OUT GUID* PartitionTypeGuid,
|
|
OUT GUID* PartitionUniqueIdGuid,
|
|
OUT PBOOLEAN IsGpt,
|
|
OUT PULONGLONG GptAttributes
|
|
);
|
|
|
|
ULONG
|
|
FtpQueryDiskSignature(
|
|
IN PDEVICE_OBJECT WholeDiskPdo
|
|
);
|
|
|
|
NTSTATUS
|
|
FtpDiskRegistryQueryRoutine(
|
|
IN PWSTR ValueName,
|
|
IN ULONG ValueType,
|
|
IN PVOID ValueData,
|
|
IN ULONG ValueLength,
|
|
IN PVOID Context,
|
|
IN PVOID EntryContext
|
|
);
|
|
|
|
PDISK_PARTITION
|
|
FtpFindDiskPartition(
|
|
IN PDISK_REGISTRY DiskRegistry,
|
|
IN ULONG Signature,
|
|
IN LONGLONG Offset
|
|
);
|
|
|
|
VOID
|
|
FtpCopyStateToRegistry(
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN PVOID LogicalDiskState,
|
|
IN USHORT LogicalDiskStateSize
|
|
);
|
|
|
|
BOOLEAN
|
|
FtpQueryStateFromRegistry(
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId,
|
|
IN PVOID LogicalDiskState,
|
|
IN USHORT BufferSize,
|
|
OUT PUSHORT LogicalDiskStateSize
|
|
);
|
|
|
|
VOID
|
|
FtpDeleteStateInRegistry(
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId
|
|
);
|
|
|
|
PVOLUME_EXTENSION
|
|
FtpFindExtensionCoveringDiskId(
|
|
IN PROOT_EXTENSION RootExtension,
|
|
IN FT_LOGICAL_DISK_ID LogicalDiskId
|
|
);
|
|
|
|
NTSTATUS
|
|
FtpReadPartitionTableEx(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PDRIVE_LAYOUT_INFORMATION_EX* DriveLayout
|
|
);
|
|
|
|
NTSTATUS
|
|
FtpApplyESPProtection(
|
|
IN PUNICODE_STRING PartitionName
|
|
);
|