mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
391 lines
15 KiB
391 lines
15 KiB
/*++
|
|
|
|
Copyright (c) 1989-2000 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
UdfData.h
|
|
|
|
Abstract:
|
|
|
|
This module declares the global data used by the Udfs file system.
|
|
|
|
// @@BEGIN_DDKSPLIT
|
|
|
|
Author:
|
|
|
|
Dan Lovinger [DanLo] 20-May-1996
|
|
|
|
Revision History:
|
|
|
|
Tom Jolly [TomJolly] 1-March-2000 UDF 2.01 support
|
|
|
|
// @@END_DDKSPLIT
|
|
|
|
--*/
|
|
|
|
#ifndef _UDFDATA_
|
|
#define _UDFDATA_
|
|
|
|
//
|
|
// Global data structures
|
|
//
|
|
|
|
extern UDF_DATA UdfData;
|
|
extern FAST_IO_DISPATCH UdfFastIoDispatch;
|
|
|
|
//
|
|
// Global constants
|
|
//
|
|
|
|
//
|
|
// These are the number of times a mounted Vcb will be referenced on behalf
|
|
// of the system. The counts include the following references.
|
|
//
|
|
// 1 reference - shows the volume is mounted
|
|
// 1 reference - 1 for VolumeDasdFcb.
|
|
// 2 references - 1 for RootIndexFcb, 1 for internal stream.
|
|
// 2 references - 1 for MetadataFcb, 1 for internal stream.
|
|
//
|
|
// AND THEN, IF THIS IS CD-UDF
|
|
//
|
|
// 2 references - 1 for the VatFcb, 1 for the internal stream.
|
|
//
|
|
// For user references we add one for the reference in each of the internal
|
|
// Fcbs.
|
|
//
|
|
|
|
#define UDFS_BASE_RESIDUAL_REFERENCE (6)
|
|
#define UDFS_BASE_RESIDUAL_USER_REFERENCE (3)
|
|
|
|
#define UDFS_CDUDF_RESIDUAL_REFERENCE (2)
|
|
#define UDFS_CDUDF_RESIDUAL_USER_REFERENCE (1)
|
|
|
|
//
|
|
// The UDFS signature for thread contexts
|
|
//
|
|
|
|
#define UDFS_SIGNATURE 0x53464455
|
|
|
|
//
|
|
// Reserved directory strings
|
|
//
|
|
|
|
#define SELF_ENTRY 0
|
|
#define PARENT_ENTRY 1
|
|
|
|
extern WCHAR UdfUnicodeSelfArray[];
|
|
extern WCHAR UdfUnicodeParentArray[];
|
|
|
|
extern LARGE_INTEGER UdfCorruptFileTime;
|
|
|
|
extern UNICODE_STRING UdfUnicodeDirectoryNames[];
|
|
|
|
//
|
|
// Static Identifier strings
|
|
//
|
|
|
|
extern STRING UdfCS0Identifier;
|
|
extern STRING UdfDomainIdentifier;
|
|
extern STRING UdfVirtualPartitionDomainIdentifier;
|
|
extern STRING UdfVatTableIdentifier;
|
|
extern STRING UdfSparablePartitionDomainIdentifier;
|
|
extern STRING UdfSparingTableIdentifier;
|
|
extern STRING UdfNSR02Identifier;
|
|
extern STRING UdfNSR03Identifier;
|
|
|
|
//
|
|
// Lookup tables for rudimentary parsing of strings we will
|
|
// discover in on-disk structures
|
|
//
|
|
|
|
extern PARSE_KEYVALUE VsdIdentParseTable[];
|
|
extern PARSE_KEYVALUE NsrPartContIdParseTable[];
|
|
|
|
//
|
|
// Lookaside lists
|
|
//
|
|
|
|
extern NPAGED_LOOKASIDE_LIST UdfFcbNonPagedLookasideList;
|
|
extern NPAGED_LOOKASIDE_LIST UdfIrpContextLookasideList;
|
|
|
|
extern PAGED_LOOKASIDE_LIST UdfCcbLookasideList;
|
|
extern PAGED_LOOKASIDE_LIST UdfFcbIndexLookasideList;
|
|
extern PAGED_LOOKASIDE_LIST UdfFcbDataLookasideList;
|
|
extern PAGED_LOOKASIDE_LIST UdfLcbLookasideList;
|
|
|
|
//
|
|
// 16bit CRC table
|
|
//
|
|
|
|
extern PUSHORT UdfCrcTable;
|
|
|
|
//
|
|
// Turn on pseudo-asserts if UDFS_FREE_ASSERTS is defined.
|
|
//
|
|
|
|
#if (!DBG && defined( UDFS_FREE_ASSERTS )) || defined( UDFSDBG )
|
|
#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
|
|
|
|
|
|
//
|
|
// McDebugging Stuff
|
|
//
|
|
|
|
//
|
|
// The following assertion macros ensure that the indicated structure
|
|
// is valid
|
|
//
|
|
// ASSERT_STRUCT( IN PVOID Struct, IN CSHORT NodeType );
|
|
// ASSERT_OPTIONAL_STRUCT( IN PVOID Struct OPTIONAL, IN CSHORT NodeType );
|
|
//
|
|
// 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_LCB( IN PLCB Lcb );
|
|
// ASSERT_OPTIONAL_LCB( IN PLCB Lcb OPTIONAL );
|
|
//
|
|
// ASSERT_PCB( IN PFCB Pcb );
|
|
// ASSERT_OPTIONAL_PCB( IN PPCB Pcb OPTIONAL );
|
|
//
|
|
// ASSERT_FCB_NONPAGED( IN PFCB_NONPAGED FcbNonpaged );
|
|
// ASSERT_OPTIONAL_FCB( IN PFCB_NONPAGED FcbNonpaged OPTIONAL );
|
|
//
|
|
// ASSERT_CCB( IN PSCB Ccb );
|
|
// ASSERT_OPTIONAL_CCB( IN PSCB Ccb 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_CDDATA
|
|
//
|
|
// ASSERT_EXCLUSIVE_VCB( IN PVCB Vcb );
|
|
//
|
|
// ASSERT_SHARED_VCB( IN PVCB Vcb );
|
|
//
|
|
// ASSERT_EXCLUSIVE_FCB( IN PFCB Fcb );
|
|
//
|
|
// ASSERT_SHARED_FCB( IN PFCB Fcb );
|
|
//
|
|
// ASSERT_EXCLUSIVE_FILE( IN PFCB Fcb );
|
|
//
|
|
// ASSERT_SHARED_FILE( IN PFCB Fcb );
|
|
//
|
|
// ASSERT_LOCKED_VCB( IN PVCB Vcb );
|
|
//
|
|
// ASSERT_NOT_LOCKED_VCB( IN PVCB Vcb );
|
|
//
|
|
// ASSERT_LOCKED_FCB( IN PFCB Fcb );
|
|
//
|
|
// ASSERT_NOT_LOCKED_FCB( IN PFCB Fcb );
|
|
//
|
|
|
|
//
|
|
// Turn on the sanity checks if this is DBG or UDF_FREE_ASSERTS
|
|
//
|
|
|
|
#if DBG || UDF_FREE_ASSERTS
|
|
#undef UDF_SANITY
|
|
#define UDF_SANITY
|
|
#endif
|
|
|
|
#ifdef UDF_SANITY
|
|
|
|
extern LONG UdfDebugTraceLevel;
|
|
extern LONG UdfDebugTraceIndent;
|
|
extern BOOLEAN UdfNoisyVerifyDescriptor;
|
|
extern BOOLEAN UdfTestRaisedStatus;
|
|
|
|
BOOLEAN
|
|
UdfDebugTrace (
|
|
LONG IndentIncrement,
|
|
ULONG TraceMask,
|
|
PCHAR Format,
|
|
...
|
|
);
|
|
|
|
#define DebugTrace(x) UdfDebugTrace x
|
|
|
|
#define DebugUnwind(X) { \
|
|
if (AbnormalTermination()) { \
|
|
DebugTrace(( -1, UDFS_DEBUG_LEVEL_UNWIND, #X ", Abnormal termination.\n" )); \
|
|
} \
|
|
}
|
|
|
|
#define DebugBreakOnStatus(S) { \
|
|
if (UdfTestRaisedStatus) { \
|
|
if ((S) == STATUS_DISK_CORRUPT_ERROR || \
|
|
(S) == STATUS_FILE_CORRUPT_ERROR || \
|
|
(S) == STATUS_CRC_ERROR) { \
|
|
DbgPrint( "UDFS: Breaking on possible media corruption (S = %08x)\n", (S)); \
|
|
DbgPrint( "UDFS: Contact UDFS.SYS component owner for triage.\n"); \
|
|
DbgPrint( "UDFS: 'eb %p 0' to disable this alert\n",&UdfTestRaisedStatus ); \
|
|
DbgBreakPoint(); \
|
|
} \
|
|
} \
|
|
}
|
|
|
|
#define ASSERT_STRUCT(S,T) ASSERT( SafeNodeType( S ) == (T) )
|
|
#define ASSERT_OPTIONAL_STRUCT(S,T) ASSERT( ((S) == NULL) || (SafeNodeType( S ) == (T)) )
|
|
|
|
#define ASSERT_VCB(V) ASSERT_STRUCT( (V), UDFS_NTC_VCB )
|
|
#define ASSERT_OPTIONAL_VCB(V) ASSERT_OPTIONAL_STRUCT( (V), UDFS_NTC_VCB )
|
|
|
|
#define ASSERT_FCB(F) \
|
|
ASSERT( (SafeNodeType( F ) == UDFS_NTC_FCB_DATA ) || \
|
|
(SafeNodeType( F ) == UDFS_NTC_FCB_INDEX ) )
|
|
|
|
#define ASSERT_OPTIONAL_FCB(F) \
|
|
ASSERT( ((F) == NULL) || \
|
|
(SafeNodeType( F ) == UDFS_NTC_FCB_DATA ) || \
|
|
(SafeNodeType( F ) == UDFS_NTC_FCB_INDEX ) )
|
|
|
|
#define ASSERT_FCB_DATA(F) ASSERT( (SafeNodeType( F ) == UDFS_NTC_FCB_DATA ) )
|
|
|
|
#define ASSERT_OPTIONAL_FCB_DATA(F) \
|
|
ASSERT( ((F) == NULL) || \
|
|
(SafeNodeType( F ) == UDFS_NTC_FCB_DATA ) )
|
|
|
|
#define ASSERT_FCB_INDEX(F) ASSERT( (SafeNodeType( F ) == UDFS_NTC_FCB_INDEX ) )
|
|
|
|
#define ASSERT_OPTIONAL_FCB_INDEX(F) \
|
|
ASSERT( ((F) == NULL) || \
|
|
(SafeNodeType( F ) == UDFS_NTC_FCB_INDEX ) )
|
|
|
|
#define ASSERT_FCB_NONPAGED(FN) ASSERT_STRUCT( (FN), UDFS_NTC_FCB_NONPAGED )
|
|
#define ASSERT_OPTIONAL_FCB_NONPAGED(FN) ASSERT_OPTIONAL_STRUCT( (FN), UDFS_NTC_FCB_NONPAGED )
|
|
|
|
#define ASSERT_CCB(C) ASSERT_STRUCT( (C), UDFS_NTC_CCB )
|
|
#define ASSERT_OPTIONAL_CCB(C) ASSERT_OPTIONAL_STRUCT( (C), UDFS_NTC_CCB )
|
|
|
|
#define ASSERT_PCB(C) ASSERT_STRUCT( (C), UDFS_NTC_PCB )
|
|
#define ASSERT_OPTIONAL_PCB(C) ASSERT_OPTIONAL_STRUCT( (C), UDFS_NTC_PCB )
|
|
|
|
#define ASSERT_LCB(C) ASSERT_STRUCT( (C), UDFS_NTC_LCB )
|
|
#define ASSERT_OPTIONAL_LCB(C) ASSERT_OPTIONAL_STRUCT( (C), UDFS_NTC_LCB )
|
|
|
|
#define ASSERT_IRP_CONTEXT(IC) ASSERT_STRUCT( (IC), UDFS_NTC_IRP_CONTEXT )
|
|
#define ASSERT_OPTIONAL_IRP_CONTEXT(IC) ASSERT_OPTIONAL_STRUCT( (IC), UDFS_NTC_IRP_CONTEXT )
|
|
|
|
#define ASSERT_IRP_CONTEXT_LITE(IC) ASSERT_STRUCT( (IC), UDFS_NTC_IRP_CONTEXT_LITE )
|
|
#define ASSERT_OPTIONAL_IRP_CONTEXT_LITE(IC) ASSERT_OPTIONAL_STRUCT( (IC), UDFS_NTC_IRP_CONTEXT_LITE )
|
|
|
|
#define ASSERT_IRP(I) ASSERT_STRUCT( (I), IO_TYPE_IRP )
|
|
#define ASSERT_OPTIONAL_IRP(I) ASSERT_OPTIONAL_STRUCT( (I), IO_TYPE_IRP )
|
|
|
|
#define ASSERT_FILE_OBJECT(FO) ASSERT_STRUCT( (FO), IO_TYPE_FILE )
|
|
#define ASSERT_OPTIONAL_FILE_OBJECT(FO) ASSERT_OPTIONAL_STRUCT( (FO), IO_TYPE_FILE )
|
|
|
|
#define ASSERT_EXCLUSIVE_RESOURCE(R) ASSERT( ExIsResourceAcquiredExclusiveLite( R ))
|
|
|
|
#define ASSERT_SHARED_RESOURCE(R) ASSERT( ExIsResourceAcquiredSharedLite( R ))
|
|
|
|
#define ASSERT_RESOURCE_NOT_MINE(R) ASSERT( !ExIsResourceAcquiredSharedLite( R ))
|
|
|
|
#define ASSERT_EXCLUSIVE_UDFDATA ASSERT( ExIsResourceAcquiredExclusiveLite( &UdfData.DataResource ))
|
|
#define ASSERT_EXCLUSIVE_VCB(V) ASSERT( ExIsResourceAcquiredExclusiveLite( &(V)->VcbResource ))
|
|
#define ASSERT_SHARED_VCB(V) ASSERT( ExIsResourceAcquiredSharedLite( &(V)->VcbResource ))
|
|
|
|
#define ASSERT_EXCLUSIVE_FCB_OR_VCB(F) ASSERT( ExIsResourceAcquiredExclusiveLite( &(F)->FcbNonpaged->FcbResource ) || \
|
|
ExIsResourceAcquiredExclusiveLite( &(F)->Vcb->VcbResource ))
|
|
|
|
#define ASSERT_EXCLUSIVE_FCB(F) ASSERT( ExIsResourceAcquiredExclusiveLite( &(F)->FcbNonpaged->FcbResource ))
|
|
#define ASSERT_SHARED_FCB(F) ASSERT( ExIsResourceAcquiredSharedLite( &(F)->FcbNonpaged->FcbResource ))
|
|
|
|
#define ASSERT_EXCLUSIVE_FILE(F) ASSERT( ExIsResourceAcquiredExclusiveLite( (F)->Resource ))
|
|
#define ASSERT_SHARED_FILE(F) ASSERT( ExIsResourceAcquiredSharedLite( (F)->Resource ))
|
|
|
|
#define ASSERT_LOCKED_VCB(V) ASSERT( (V)->VcbLockThread == PsGetCurrentThread() )
|
|
#define ASSERT_NOT_LOCKED_VCB(V) ASSERT( (V)->VcbLockThread != PsGetCurrentThread() )
|
|
|
|
#define ASSERT_LOCKED_FCB(F) ASSERT( (F)->FcbLockThread == PsGetCurrentThread() )
|
|
#define ASSERT_NOT_LOCKED_FCB(F) ASSERT( (F)->FcbLockThread != PsGetCurrentThread() )
|
|
|
|
#define ASSERT_NOT_HELD_VMCB(V) ASSERT( !ExIsResourceAcquiredSharedLite(&(V)->VmcbMappingResource) && \
|
|
!ExIsResourceAcquiredExclusiveLite(&(V)->VmcbMappingResource) )
|
|
#else
|
|
|
|
#define DebugTrace(X) TRUE
|
|
#define DebugUnwind(X) { NOTHING; }
|
|
#define DebugBreakOnStatus(S) { NOTHING; }
|
|
|
|
#define ASSERT_NOT_HELD_VMCB(V) { NOTHING; }
|
|
#define ASSERT_STRUCT(S,T) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_STRUCT(S,T) { NOTHING; }
|
|
#define ASSERT_VCB(V) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_VCB(V) { NOTHING; }
|
|
#define ASSERT_FCB(F) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_FCB(F) { NOTHING; }
|
|
#define ASSERT_FCB_DATA { NOTHING; }
|
|
#define ASSERT_OPTIONAL_FCB_DATA(F) { NOTHING; }
|
|
#define ASSERT_FCB_INDEX(F) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_FCB_INDEX(F) { NOTHING; }
|
|
#define ASSERT_FCB_NONPAGED(FN) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_FCB_NONPAGED(FN) { NOTHING; }
|
|
#define ASSERT_CCB(C) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_CCB(C) { NOTHING; }
|
|
#define ASSERT_PCB(C) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_PCB(C) { NOTHING; }
|
|
#define ASSERT_LCB(C) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_LCB(C) { NOTHING; }
|
|
#define ASSERT_IRP_CONTEXT(IC) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_IRP_CONTEXT(IC) { NOTHING; }
|
|
#define ASSERT_IRP_CONTEXT_LITE(IC) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_IRP_CONTEXT_LITE(IC) { NOTHING; }
|
|
#define ASSERT_IRP(I) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_IRP(I) { NOTHING; }
|
|
#define ASSERT_FILE_OBJECT(FO) { NOTHING; }
|
|
#define ASSERT_OPTIONAL_FILE_OBJECT(FO) { NOTHING; }
|
|
#define ASSERT_EXCLUSIVE_RESOURCE(R) { NOTHING; }
|
|
#define ASSERT_SHARED_RESOURCE(R) { NOTHING; }
|
|
#define ASSERT_RESOURCE_NOT_MINE(R) { NOTHING; }
|
|
#define ASSERT_EXCLUSIVE_UDFDATA { NOTHING; }
|
|
#define ASSERT_EXCLUSIVE_VCB(V) { NOTHING; }
|
|
#define ASSERT_SHARED_VCB(V) { NOTHING; }
|
|
#define ASSERT_EXCLUSIVE_FCB_OR_VCB(F) { NOTHING; }
|
|
#define ASSERT_EXCLUSIVE_FCB(F) { NOTHING; }
|
|
#define ASSERT_SHARED_FCB(F) { NOTHING; }
|
|
#define ASSERT_EXCLUSIVE_FILE(F) { NOTHING; }
|
|
#define ASSERT_SHARED_FILE(F) { NOTHING; }
|
|
#define ASSERT_LOCKED_VCB(V) { NOTHING; }
|
|
#define ASSERT_NOT_LOCKED_VCB(V) { NOTHING; }
|
|
#define ASSERT_LOCKED_FCB(F) { NOTHING; }
|
|
#define ASSERT_NOT_LOCKED_FCB(F) { NOTHING; }
|
|
|
|
#endif
|
|
|
|
#endif // _UDFDATA_
|
|
|