Source code of Windows XP (NT5)
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/*++
Copyright (c) 1991 Microsoft Corporation
Module Name:
NtfsData.h
Abstract:
This module declares the global data used by the Ntfs file system.
Author:
Gary Kimura [GaryKi] 28-Dec-1989
Revision History:
--*/
#ifndef _NTFSDATA_
#define _NTFSDATA_
//
// The following are used to determine what level of protection to attach
// to system files and attributes.
//
extern BOOLEAN NtfsProtectSystemFiles;
extern BOOLEAN NtfsProtectSystemAttributes;
//
// The following is used to indicate the multiplier value for the Mft zone.
//
extern ULONG NtfsMftZoneMultiplier;
//
// Debug code for finding corruption.
//
/*
#if (DBG || defined( NTFS_FREE_ASSERTS ))
*/
extern BOOLEAN NtfsBreakOnCorrupt;
/*
#endif
*/
//
// Enable compression on the wire.
//
extern BOOLEAN NtfsEnableCompressedIO;
//
// Default restart version.
//
extern ULONG NtfsDefaultRestartVersion;
//
// Performance statistics
//
extern ULONG NtfsMaxDelayedCloseCount;
extern ULONG NtfsMinDelayedCloseCount;
extern ULONG NtfsThrottleCreates;
extern ULONG NtfsFailedHandedOffPagingFileOps;
extern ULONG NtfsFailedPagingFileOps;
extern ULONG NtfsFailedLfsRestart;
extern ULONG NtfsCleanCheckpoints;
extern ULONG NtfsPostRequests;
//
// The global fsd data record
//
extern NTFS_DATA NtfsData;
//
// Mutant to synchronize creation of stream files. This can be acquired recursively
// which we need in this case
//
extern KMUTANT StreamFileCreationMutex;
//
// Notification event for creation of encrypted files.
//
extern KEVENT NtfsEncryptionPendingEvent;
#ifdef KEITHKA
extern ULONG EncryptionPendingCount;
#endif
//
// A mutex and queue of NTFS MCBS that will be freed
// if we reach over a certain threshold
//
extern FAST_MUTEX NtfsMcbFastMutex;
extern LIST_ENTRY NtfsMcbLruQueue;
extern ULONG NtfsMcbHighWaterMark;
extern ULONG NtfsMcbLowWaterMark;
extern ULONG NtfsMcbCurrentLevel;
extern BOOLEAN NtfsMcbCleanupInProgress;
extern WORK_QUEUE_ITEM NtfsMcbWorkItem;
//
// The following are global large integer constants used throughout ntfs
// We declare the actual name using Ntfs prefixes to avoid any linking
// conflicts but internally in the file system we'll use smaller Li prefixes
// to denote the values.
//
extern LARGE_INTEGER NtfsLarge0;
extern LARGE_INTEGER NtfsLarge1;
extern LARGE_INTEGER NtfsLargeMax;
extern LARGE_INTEGER NtfsLargeEof;
extern LONGLONG NtfsLastAccess;
#define Li0 (NtfsLarge0)
#define Li1 (NtfsLarge1)
#define LiMax (NtfsLargeMax)
#define LiEof (NtfsLargeEof)
#define MAXULONGLONG (0xffffffffffffffff)
#define UNUSED_LCN ((LONGLONG)(-1))
//
// Maximum file size is limited by MM's shift from file size to number of pages.
//
#define MAXFILESIZE (0xfffffff0000)
//
// Maximum clusters per Ntfs Mcb range. We currently only support (2^32 - 1)
// clusters in an Mcb.
//
#define MAX_CLUSTERS_PER_RANGE (0x100000000 - 1)
//
// The following fields are used to allocate nonpaged structures
// using a lookaside list, and other fixed sized structures from a
// small cache.
//
extern NPAGED_LOOKASIDE_LIST NtfsIoContextLookasideList;
extern NPAGED_LOOKASIDE_LIST NtfsIrpContextLookasideList;
extern NPAGED_LOOKASIDE_LIST NtfsKeventLookasideList;
extern NPAGED_LOOKASIDE_LIST NtfsScbNonpagedLookasideList;
extern NPAGED_LOOKASIDE_LIST NtfsScbSnapshotLookasideList;
extern NPAGED_LOOKASIDE_LIST NtfsCompressSyncLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsCcbLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsCcbDataLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsDeallocatedRecordsLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsFcbDataLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsFcbIndexLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsIndexContextLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsLcbLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsNukemLookasideList;
extern PAGED_LOOKASIDE_LIST NtfsScbDataLookasideList;
//
// This is the string for the name of the index allocation attributes.
//
extern const UNICODE_STRING NtfsFileNameIndex;
//
// This is the string for the attribute code for index allocation.
// $INDEX_ALLOCATION.
//
extern const UNICODE_STRING NtfsIndexAllocation;
//
// This is the string for the data attribute, $DATA.
//
extern const UNICODE_STRING NtfsDataString;
//
// This is the string for the bitmap attribute, $BITMAP.
//
extern const UNICODE_STRING NtfsBitmapString;
//
// This is the string for the attribute list attribute, $ATTRIBUTE_LIST.
//
extern const UNICODE_STRING NtfsAttrListString;
//
// This is the string for the reparse pt. attribute, $REPARSE_POINT
//
extern const UNICODE_STRING NtfsReparsePointString;
//
// These strings are used as the Scb->AttributeName for
// user-opened general indices.
//
extern const UNICODE_STRING NtfsObjId;
extern const UNICODE_STRING NtfsQuota;
extern const UNICODE_STRING JournalStreamName;
//
// These are the strings for the files in the extend directory.
//
extern const UNICODE_STRING NtfsExtendName;
extern const UNICODE_STRING NtfsUsnJrnlName;
extern const UNICODE_STRING NtfsQuotaName;
extern const UNICODE_STRING NtfsObjectIdName;
extern const UNICODE_STRING NtfsMountTableName;
//
// This strings are used for informational popups.
//
extern const UNICODE_STRING NtfsSystemFiles[];
//
// This is the '.' string to use to lookup the parent entry.
//
extern const UNICODE_STRING NtfsRootIndexString;
extern const UNICODE_STRING NtfsInternalUseFile[];
#define CHANGEATTRIBUTEVALUE_FILE_NUMBER (0) // $ChangeAttributeValue
#define CHANGEATTRIBUTEVALUE2_FILE_NUMBER (1) // $ChangeAttributeValue2
#define COMMONCLEANUP_FILE_NUMBER (2) // $CommonCleanup
#define CONVERTTONONRESIDENT_FILE_NUMBER (3) // $ConvertToNonresident
#define CREATENONRESIDENTWITHVALUE_FILE_NUMBER (4) // $CreateNonresidentWithValue
#define DEALLOCATERECORD_FILE_NUMBER (5) // $DeallocateRecord
#define DELETEALLOCATIONFROMRECORD_FILE_NUMBER (6) // $DeleteAllocationFromRecord
#define DIRECTORY_FILE_NUMBER (7) // $Directory
#define INITIALIZERECORDALLOCATION_FILE_NUMBER (8) // $InitializeRecordAllocation
#define MAPATTRIBUTEVALUE_FILE_NUMBER (9) // $MapAttributeValue
#define NONCACHEDIO_FILE_NUMBER (10) // $NonCachedIo
#define PERFORMHOTFIX_FILE_NUMBER (11) // $PerformHotFix
#define PREPARETOSHRINKFILESIZE_FILE_NUMBER (12) // $PrepareToShrinkFileSize
#define REPLACEATTRIBUTE_FILE_NUMBER (13) // $ReplaceAttribute
#define REPLACEATTRIBUTE2_FILE_NUMBER (14) // $ReplaceAttribute2
#define SETALLOCATIONINFO_FILE_NUMBER (15) // $SetAllocationInfo
#define SETENDOFFILEINFO_FILE_NUMBER (16) // $SetEndOfFileInfo
#define ZERORANGEINSTREAM_FILE_NUMBER (17) // $ZeroRangeInStream
#define ZERORANGEINSTREAM2_FILE_NUMBER (18) // $ZeroRangeInStream2
#define ZERORANGEINSTREAM3_FILE_NUMBER (19) // $ZeroRangeInStream3
//
// This is the empty string. This can be used to pass a string with
// no length.
//
extern const UNICODE_STRING NtfsEmptyString;
//
// The following file references are used to identify system files.
//
extern const FILE_REFERENCE MftFileReference;
extern const FILE_REFERENCE Mft2FileReference;
extern const FILE_REFERENCE LogFileReference;
extern const FILE_REFERENCE VolumeFileReference;
extern const FILE_REFERENCE AttrDefFileReference;
extern const FILE_REFERENCE RootIndexFileReference;
extern const FILE_REFERENCE BitmapFileReference;
extern const FILE_REFERENCE BootFileReference;
extern const FILE_REFERENCE ExtendFileReference;
extern const FILE_REFERENCE FirstUserFileReference;
//
// The number of attributes in the attribute definition table, including the end record
//
extern ULONG NtfsAttributeDefinitionsCount;
//
// The global structure used to contain our fast I/O callbacks
//
extern FAST_IO_DISPATCH NtfsFastIoDispatch;
#ifdef BRIANDBG
extern ULONG NtfsIgnoreReserved;
#endif
extern const UCHAR BaadSignature[4];
extern const UCHAR IndexSignature[4];
extern const UCHAR FileSignature[4];
extern const UCHAR HoleSignature[4];
extern const UCHAR ChkdskSignature[4];
//
// Reserved buffers needed.
//
// RESERVED_BUFFER_ONE_NEEDED - User only needs one buffer to complete request, any buffer will do.
// RESERVED_BUFFER_TWO_NEEDED - User may need a second buffer after this one.
// RESERVED_BUFFER_WORKSPACE_NEEDED - This is second buffer of two needed.
//
#define RESERVED_BUFFER_ONE_NEEDED (0x0)
#define RESERVED_BUFFER_TWO_NEEDED (0x1)
#define RESERVED_BUFFER_WORKSPACE_NEEDED (0x2)
//
// Large Reserved Buffer Context
//
extern ULONG NtfsReservedInUse;
extern PVOID NtfsReserved1;
extern PVOID NtfsReserved2;
extern ULONG NtfsReserved2Count;
extern PVOID NtfsReserved3;
extern PVOID NtfsReserved1Thread;
extern PVOID NtfsReserved2Thread;
extern PVOID NtfsReserved3Thread;
extern PFCB NtfsReserved12Fcb;
extern PFCB NtfsReserved3Fcb;
extern PVOID NtfsReservedBufferThread;
extern BOOLEAN NtfsBufferAllocationFailure;
extern FAST_MUTEX NtfsReservedBufferMutex;
extern ERESOURCE NtfsReservedBufferResource;
extern LARGE_INTEGER NtfsShortDelay;
extern FAST_MUTEX NtfsScavengerLock;
extern PIRP_CONTEXT NtfsScavengerWorkList;
extern BOOLEAN NtfsScavengerRunning;
extern ULONGLONG NtfsMaxQuotaNotifyRate;
extern ULONG NtfsAsyncPostThreshold;
#define LARGE_BUFFER_SIZE (0x10000)
#ifdef _WIN64
#define WORKSPACE_BUFFER_SIZE (LARGE_BUFFER_SIZE + PAGE_SIZE)
#else
#define WORKSPACE_BUFFER_SIZE (LARGE_BUFFER_SIZE)
#endif
extern UCHAR NtfsZeroExtendedInfo[48];
#ifdef NTFS_RWC_DEBUG
//
// Range to include in COW checks.
//
extern LONGLONG NtfsRWCLowThreshold;
extern LONGLONG NtfsRWCHighThreshold;
#endif
//
// The following is the number of minutes for the last access increment
//
#define LAST_ACCESS_INCREMENT_MINUTES (60)
//
// Read ahead amount used for normal data files
//
#define READ_AHEAD_GRANULARITY (0x10000)
//
// Define maximum number of parallel Reads or Writes that will be generated
// per one request.
//
#define NTFS_MAX_PARALLEL_IOS ((ULONG)8)
//
// Define a symbol which states the maximum number of runs that will be
// added or deleted in one transaction per attribute. Note that the per-run
// cost of deleting a run is 8-bytes in the BITMAP_RANGE, an average of
// four bytes in the mapping array, and 16 bytes in the LCN_RANGE - for a total
// of 28-bytes. Allocations do not log an LCN_RANGE, so their per-run cost is
// 12 bytes. The worst problem is deleteing large fragmented files, where you
// must add the cost of the rest of the log records for deleting all the attributes.
//
#define MAXIMUM_RUNS_AT_ONCE (128)
//
// Turn on pseudo-asserts if NTFS_FREE_ASSERTS is defined.
//
#if (!DBG && defined( NTFS_FREE_ASSERTS )) || defined( NTFSDBG )
#undef ASSERT
#undef ASSERTMSG
#define ASSERT(exp) \
((exp) ? TRUE : \
(DbgPrint( "%s:%d %s\n",__FILE__,__LINE__,#exp ), \
DbgBreakPoint(), \
TRUE))
#define ASSERTMSG(msg,exp) \
((exp) ? TRUE : \
(DbgPrint( "%s:%d %s %s\n",__FILE__,__LINE__,msg,#exp ), \
DbgBreakPoint(), \
TRUE))
#endif
#ifdef NTFS_LOG_FULL_TEST
extern LONG NtfsFailCheck;
extern LONG NtfsFailFrequency;
extern LONG NtfsPeriodicFail;
//
// Perform log-file-full testing.
//
#define FailCheck(I,S) { \
PIRP_CONTEXT FailTopContext = (I)->TopLevelIrpContext; \
if (FailTopContext->NextFailCount != 0) { \
if (--FailTopContext->CurrentFailCount == 0) { \
FailTopContext->NextFailCount++; \
FailTopContext->CurrentFailCount = FailTopContext->NextFailCount; \
ExRaiseStatus( S ); \
} \
} \
}
#define LogFileFullFailCheck(I) FailCheck( I, STATUS_LOG_FILE_FULL )
#endif
//
// The following debug macros are used in ntfs and defined in this module
//
// DebugTrace( Indent, Level, (DbgPrint list) );
//
// DebugUnwind( NonquotedString );
//
// DebugDoit( Statement );
//
// DbgDoit( Statement );
//
// The following assertion macros ensure that the indicated structure
// is valid
//
// ASSERT_VCB( IN PVCB Vcb );
// ASSERT_OPTIONAL_VCB( IN PVCB Vcb OPTIONAL );
//
// ASSERT_FCB( IN PFCB Fcb );
// ASSERT_OPTIONAL_FCB( IN PFCB Fcb OPTIONAL );
//
// ASSERT_SCB( IN PSCB Scb );
// ASSERT_OPTIONAL_SCB( IN PSCB Scb OPTIONAL );
//
// ASSERT_CCB( IN PSCB Ccb );
// ASSERT_OPTIONAL_CCB( IN PSCB Ccb OPTIONAL );
//
// ASSERT_LCB( IN PLCB Lcb );
// ASSERT_OPTIONAL_LCB( IN PLCB Lcb OPTIONAL );
//
// ASSERT_PREFIX_ENTRY( IN PPREFIX_ENTRY PrefixEntry );
// ASSERT_OPTIONAL_PREFIX_ENTRY( IN PPREFIX_ENTRY PrefixEntry OPTIONAL );
//
// ASSERT_IRP_CONTEXT( IN PIRP_CONTEXT IrpContext );
// ASSERT_OPTIONAL_IRP_CONTEXT( IN PIRP_CONTEXT IrpContext OPTIONAL );
//
// ASSERT_IRP( IN PIRP Irp );
// ASSERT_OPTIONAL_IRP( IN PIRP Irp OPTIONAL );
//
// ASSERT_FILE_OBJECT( IN PFILE_OBJECT FileObject );
// ASSERT_OPTIONAL_FILE_OBJECT( IN PFILE_OBJECT FileObject OPTIONAL );
//
// The following macros are used to check the current thread owns
// the indicated resource
//
// ASSERT_EXCLUSIVE_RESOURCE( IN PERESOURCE Resource );
//
// ASSERT_SHARED_RESOURCE( IN PERESOURCE Resource );
//
// ASSERT_RESOURCE_NOT_MINE( IN PERESOURCE Resource );
//
// The following macros are used to check whether the current thread
// owns the resoures in the given structures.
//
// ASSERT_EXCLUSIVE_FCB( IN PFCB Fcb );
//
// ASSERT_SHARED_FCB( IN PFCB Fcb );
//
// ASSERT_EXCLUSIVE_SCB( IN PSCB Scb );
//
// ASSERT_SHARED_SCB( IN PSCB Scb );
//
// The following macro is used to check that we are not trying to
// manipulate an lcn that does not exist
//
// ASSERT_LCN_RANGE( IN PVCB Vcb, IN LCN Lcn );
//
#ifdef NTFSDBG
extern LONG NtfsDebugTraceLevel;
extern LONG NtfsDebugTraceIndent;
extern LONG NtfsReturnStatusFilter;
#define DEBUG_TRACE_ERROR (0x00000001)
#define DEBUG_TRACE_QUOTA (0x00000002)
#define DEBUG_TRACE_OBJIDSUP (0x00000002) // shared with Quota
#define DEBUG_TRACE_CATCH_EXCEPTIONS (0x00000004)
#define DEBUG_TRACE_UNWIND (0x00000008)
#define DEBUG_TRACE_CLEANUP (0x00000010)
#define DEBUG_TRACE_CLOSE (0x00000020)
#define DEBUG_TRACE_CREATE (0x00000040)
#define DEBUG_TRACE_DIRCTRL (0x00000080)
#define DEBUG_TRACE_VIEWSUP (0x00000080) // shared with DirCtrl
#define DEBUG_TRACE_EA (0x00000100)
#define DEBUG_TRACE_PROP_FSCTL (0x00000100) // shared with EA
#define DEBUG_TRACE_FILEINFO (0x00000200)
#define DEBUG_TRACE_SEINFO (0x00000200) // shared with FileInfo
#define DEBUG_TRACE_FSCTRL (0x00000400)
#define DEBUG_TRACE_SHUTDOWN (0x00000400) // shared with FsCtrl
#define DEBUG_TRACE_LOCKCTRL (0x00000800)
#define DEBUG_TRACE_READ (0x00001000)
#define DEBUG_TRACE_VOLINFO (0x00002000)
#define DEBUG_TRACE_WRITE (0x00004000)
#define DEBUG_TRACE_FLUSH (0x00008000)
#define DEBUG_TRACE_DEVCTRL (0x00010000)
#define DEBUG_TRACE_PNP (0x00010000) // shared with DevCtrl
#define DEBUG_TRACE_LOGSUP (0x00020000)
#define DEBUG_TRACE_BITMPSUP (0x00040000)
#define DEBUG_TRACE_ALLOCSUP (0x00080000)
#define DEBUG_TRACE_MFTSUP (0x00100000)
#define DEBUG_TRACE_INDEXSUP (0x00200000)
#define DEBUG_TRACE_ATTRSUP (0x00400000)
#define DEBUG_TRACE_FILOBSUP (0x00800000)
#define DEBUG_TRACE_NAMESUP (0x01000000)
#define DEBUG_TRACE_SECURSUP (0x01000000) // shared with NameSup
#define DEBUG_TRACE_VERFYSUP (0x02000000)
#define DEBUG_TRACE_CACHESUP (0x04000000)
#define DEBUG_TRACE_PREFXSUP (0x08000000)
#define DEBUG_TRACE_HASHSUP (0x08000000) // shared with PrefxSup
#define DEBUG_TRACE_DEVIOSUP (0x10000000)
#define DEBUG_TRACE_STRUCSUP (0x20000000)
#define DEBUG_TRACE_FSP_DISPATCHER (0x40000000)
#define DEBUG_TRACE_ACLINDEX (0x80000000)
__inline BOOLEAN
NtfsDebugTracePre(LONG Indent, LONG Level)
{
if (Level == 0 || (NtfsDebugTraceLevel & Level) != 0) {
DbgPrint( "%08lx:", PsGetCurrentThread( ));
if (Indent < 0) {
NtfsDebugTraceIndent += Indent;
if (NtfsDebugTraceIndent < 0) {
NtfsDebugTraceIndent = 0;
}
}
DbgPrint( "%*s", NtfsDebugTraceIndent, "" );
return TRUE;
} else {
return FALSE;
}
}
__inline void
NtfsDebugTracePost( LONG Indent )
{
if (Indent > 0) {
NtfsDebugTraceIndent += Indent;
}
}
#define DebugTrace(INDENT,LEVEL,M) { \
if (NtfsDebugTracePre( (INDENT), (LEVEL))) { \
DbgPrint M; \
NtfsDebugTracePost( (INDENT) ); \
} \
}
#define DebugUnwind(X) { \
if (AbnormalTermination()) { \
DebugTrace( 0, DEBUG_TRACE_UNWIND, (#X ", Abnormal termination.\n") ); \
} \
}
#define DebugDoit(X) X
#define DebugPrint(X) (DbgPrint X, TRUE)
//
// The following variables are used to keep track of the total amount
// of requests processed by the file system, and the number of requests
// that end up being processed by the Fsp thread. The first variable
// is incremented whenever an Irp context is created (which is always
// at the start of an Fsd entry point) and the second is incremented
// by read request.
//
extern ULONG NtfsFsdEntryCount;
extern ULONG NtfsFspEntryCount;
extern ULONG NtfsIoCallDriverCount;
#else
#define DebugTrace(INDENT,LEVEL,M) {NOTHING;}
#define DebugUnwind(X) {NOTHING;}
#define DebugDoit(X) NOTHING
#define DebugPrint(X) NOTHING
#endif // NTFSDBG
//
// The following macro is for all people who compile with the DBG switch
// set, not just NTFSDBG users
//
#ifdef NTFSDBG
#define DbgDoit(X) {X;}
#define ASSERT_VCB(V) { \
ASSERT((NodeType(V) == NTFS_NTC_VCB)); \
}
#define ASSERT_OPTIONAL_VCB(V) { \
ASSERT(((V) == NULL) || \
(NodeType(V) == NTFS_NTC_VCB)); \
}
#define ASSERT_FCB(F) { \
ASSERT((NodeType(F) == NTFS_NTC_FCB)); \
}
#define ASSERT_OPTIONAL_FCB(F) { \
ASSERT(((F) == NULL) || \
(NodeType(F) == NTFS_NTC_FCB)); \
}
#define ASSERT_SCB(S) { \
ASSERT((NodeType(S) == NTFS_NTC_SCB_DATA) || \
(NodeType(S) == NTFS_NTC_SCB_MFT) || \
(NodeType(S) == NTFS_NTC_SCB_INDEX) || \
(NodeType(S) == NTFS_NTC_SCB_ROOT_INDEX)); \
}
#define ASSERT_OPTIONAL_SCB(S) { \
ASSERT(((S) == NULL) || \
(NodeType(S) == NTFS_NTC_SCB_DATA) || \
(NodeType(S) == NTFS_NTC_SCB_MFT) || \
(NodeType(S) == NTFS_NTC_SCB_INDEX) || \
(NodeType(S) == NTFS_NTC_SCB_ROOT_INDEX)); \
}
#define ASSERT_CCB(C) { \
ASSERT((NodeType(C) == NTFS_NTC_CCB_DATA) || \
(NodeType(C) == NTFS_NTC_CCB_INDEX)); \
}
#define ASSERT_OPTIONAL_CCB(C) { \
ASSERT(((C) == NULL) || \
((NodeType(C) == NTFS_NTC_CCB_DATA) || \
(NodeType(C) == NTFS_NTC_CCB_INDEX))); \
}
#define ASSERT_LCB(L) { \
ASSERT((NodeType(L) == NTFS_NTC_LCB)); \
}
#define ASSERT_OPTIONAL_LCB(L) { \
ASSERT(((L) == NULL) || \
(NodeType(L) == NTFS_NTC_LCB)); \
}
#define ASSERT_PREFIX_ENTRY(P) { \
ASSERT((NodeType(P) == NTFS_NTC_PREFIX_ENTRY)); \
}
#define ASSERT_OPTIONAL_PREFIX_ENTRY(P) { \
ASSERT(((P) == NULL) || \
(NodeType(P) == NTFS_NTC_PREFIX_ENTRY)); \
}
#define ASSERT_IRP_CONTEXT(I) { \
ASSERT((NodeType(I) == NTFS_NTC_IRP_CONTEXT)); \
}
#define ASSERT_OPTIONAL_IRP_CONTEXT(I) { \
ASSERT(((I) == NULL) || \
(NodeType(I) == NTFS_NTC_IRP_CONTEXT)); \
}
#define ASSERT_IRP(I) { \
ASSERT(((I)->Type == IO_TYPE_IRP)); \
}
#define ASSERT_OPTIONAL_IRP(I) { \
ASSERT(((I) == NULL) || \
((I)->Type == IO_TYPE_IRP)); \
}
#define ASSERT_FILE_OBJECT(F) { \
ASSERT(((F)->Type == IO_TYPE_FILE)); \
}
#define ASSERT_OPTIONAL_FILE_OBJECT(F) { \
ASSERT(((F) == NULL) || \
((F)->Type == IO_TYPE_FILE)); \
}
#define ASSERT_EXCLUSIVE_RESOURCE(R) { \
ASSERTMSG("ASSERT_EXCLUSIVE_RESOURCE ", ExIsResourceAcquiredExclusiveLite(R)); \
}
#define ASSERT_SHARED_RESOURCE(R) \
ASSERTMSG( "ASSERT_RESOURCE_NOT_MINE ", ExIsResourceAcquiredSharedLite(R));
#define ASSERT_RESOURCE_NOT_MINE(R) \
ASSERTMSG( "ASSERT_RESOURCE_NOT_MINE ", !ExIsResourceAcquiredSharedLite(R));
#define ASSERT_EXCLUSIVE_FCB(F) { \
if (NtfsSegmentNumber( &(F)->FileReference ) \
>= FIRST_USER_FILE_NUMBER) { \
ASSERT_EXCLUSIVE_RESOURCE(F->Resource); \
} \
} \
#define ASSERT_SHARED_FCB(F) { \
if (NtfsSegmentNumber( &(F)->FileReference ) \
>= FIRST_USER_FILE_NUMBER) { \
ASSERT_SHARED_RESOURCE(F->Resource); \
} \
} \
#define ASSERT_EXCLUSIVE_SCB(S) ASSERT_EXCLUSIVE_FCB(S->Fcb)
#define ASSERT_SHARED_SCB(S) ASSERT_SHARED_FCB(S->Fcb)
#define ASSERT_LCN_RANGE_CHECKING(V,L) { \
ASSERTMSG("ASSERT_LCN_RANGE_CHECKING ", \
((V)->TotalClusters == 0) || ((L) <= (V)->TotalClusters)); \
}
#else
#define DbgDoit(X) {NOTHING;}
#define ASSERT_VCB(V) {DBG_UNREFERENCED_PARAMETER(V);}
#define ASSERT_OPTIONAL_VCB(V) {DBG_UNREFERENCED_PARAMETER(V);}
#define ASSERT_FCB(F) {DBG_UNREFERENCED_PARAMETER(F);}
#define ASSERT_OPTIONAL_FCB(F) {DBG_UNREFERENCED_PARAMETER(F);}
#define ASSERT_SCB(S) {DBG_UNREFERENCED_PARAMETER(S);}
#define ASSERT_OPTIONAL_SCB(S) {DBG_UNREFERENCED_PARAMETER(S);}
#define ASSERT_CCB(C) {DBG_UNREFERENCED_PARAMETER(C);}
#define ASSERT_OPTIONAL_CCB(C) {DBG_UNREFERENCED_PARAMETER(C);}
#define ASSERT_LCB(L) {DBG_UNREFERENCED_PARAMETER(L);}
#define ASSERT_OPTIONAL_LCB(L) {DBG_UNREFERENCED_PARAMETER(L);}
#define ASSERT_PREFIX_ENTRY(P) {DBG_UNREFERENCED_PARAMETER(P);}
#define ASSERT_OPTIONAL_PREFIX_ENTRY(P) {DBG_UNREFERENCED_PARAMETER(P);}
#define ASSERT_IRP_CONTEXT(I) {DBG_UNREFERENCED_PARAMETER(I);}
#define ASSERT_OPTIONAL_IRP_CONTEXT(I) {DBG_UNREFERENCED_PARAMETER(I);}
#define ASSERT_IRP(I) {DBG_UNREFERENCED_PARAMETER(I);}
#define ASSERT_OPTIONAL_IRP(I) {DBG_UNREFERENCED_PARAMETER(I);}
#define ASSERT_FILE_OBJECT(F) {DBG_UNREFERENCED_PARAMETER(F);}
#define ASSERT_OPTIONAL_FILE_OBJECT(F) {DBG_UNREFERENCED_PARAMETER(F);}
#define ASSERT_EXCLUSIVE_RESOURCE(R) {NOTHING;}
#define ASSERT_SHARED_RESOURCE(R) {NOTHING;}
#define ASSERT_RESOURCE_NOT_MINE(R) {NOTHING;}
#define ASSERT_EXCLUSIVE_FCB(F) {NOTHING;}
#define ASSERT_SHARED_FCB(F) {NOTHING;}
#define ASSERT_EXCLUSIVE_SCB(S) {NOTHING;}
#define ASSERT_SHARED_SCB(S) {NOTHING;}
#define ASSERT_LCN_RANGE_CHECKING(V,L) {NOTHING;}
#endif // DBG
#endif // _NTFSDATA_