Return to Unit NTFSClass
Description
To be documented
Class definitions
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TNTFSRecordIndex = class(TLinkedObjBtree)
| Note: Index of FILE records.
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constructor Create;
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destructor Destroy; override;
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private
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FLock:TSynchronizerHandle;
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FRecordLocal:TMutexHandle;
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FRunsLock:TSynchronizerHandle;
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FItemsLock:TSynchronizerHandle;
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FNodesLock:TSynchronizerHandle;
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FIndexLock:TSynchronizerHandle;
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FExtendedsLock:TSynchronizerHandle;
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FAttributesLock:TSynchronizerHandle;
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FRunLocal:TMutexHandle;
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FItemLocal:TMutexHandle;
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FKeyLocal:TMutexHandle;
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FNodeLocal:TMutexHandle;
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FExtendedLocal:TMutexHandle;
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FAttributeLocal:TMutexHandle;
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function Find(const ARecordNumber:Int64; ACurrent:TNTFSDiskRecord):TNTFSDiskRecord;
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protected
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function CreateBlank:TBtreeObject; override;
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function Compare(AEntry1,AEntry2:TBtreeObject):Integer; override;
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public
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function CreateRecord(ABase:TNTFSDiskRecord; const ARecordNumber:Int64; AVersion:Word):TNTFSDiskRecord;
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function DestroyRecord(ARecord:TNTFSDiskRecord):Boolean;
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function NewRecord(ABase:TNTFSDiskRecord; const ARecordNumber:Int64; AVersion:Word):TNTFSDiskRecord;
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function InsertRecord(ARecord:TNTFSDiskRecord):Boolean;
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function DeleteRecord(ARecord:TNTFSDiskRecord):Boolean;
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function RemoveRecord(ARecord:TNTFSDiskRecord):Boolean;
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function FindRecord(const ARecordNumber:Int64):TNTFSDiskRecord;
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function ReaderLock:Boolean;
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function ReaderUnlock:Boolean;
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function ReaderConvert:Boolean;
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function WriterLock:Boolean;
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function WriterUnlock:Boolean;
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function WriterConvert:Boolean;
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function RunsReaderLock:Boolean;
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function RunsReaderUnlock:Boolean;
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function RunsWriterLock:Boolean;
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function RunsWriterUnlock:Boolean;
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function ItemsReaderLock:Boolean;
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function ItemsReaderUnlock:Boolean;
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function ItemsWriterLock:Boolean;
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function ItemsWriterUnlock:Boolean;
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function NodesReaderLock:Boolean;
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function NodesReaderUnlock:Boolean;
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function NodesWriterLock:Boolean;
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function NodesWriterUnlock:Boolean;
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function IndexReaderLock:Boolean;
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function IndexReaderUnlock:Boolean;
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function IndexWriterLock:Boolean;
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function IndexWriterUnlock:Boolean;
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function ExtendedsReaderLock:Boolean;
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function ExtendedsReaderUnlock:Boolean;
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function ExtendedsWriterLock:Boolean;
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function ExtendedsWriterUnlock:Boolean;
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function AttributesReaderLock:Boolean;
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function AttributesReaderUnlock:Boolean;
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function AttributesWriterLock:Boolean;
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function AttributesWriterUnlock:Boolean;
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Function declarations
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constructor TNTFSRecordIndex.Create;
Description: To be documented
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destructor TNTFSRecordIndex.Destroy;
Description: To be documented
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function TNTFSRecordIndex.Find(const ARecordNumber:Int64; ACurrent:TNTFSDiskRecord):TNTFSDiskRecord;
Description: To be documented
| Note
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Caller must hold the records lock
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function TNTFSRecordIndex.CreateBlank:TBtreeObject;
Description: To be documented
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function TNTFSRecordIndex.Compare(AEntry1,AEntry2:TBtreeObject):Integer;
Description: To be documented
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function TNTFSRecordIndex.CreateRecord(ABase:TNTFSDiskRecord; const ARecordNumber:Int64; AVersion:Word):TNTFSDiskRecord;
Description: Create a record, setup properties, do not insert in index
| Note
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Caller must hold the records lock
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function TNTFSRecordIndex.DestroyRecord(ARecord:TNTFSDiskRecord):Boolean;
Description: Free the record, do not remove from index
| Note
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Caller must hold the records lock
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function TNTFSRecordIndex.NewRecord(ABase:TNTFSDiskRecord; const ARecordNumber:Int64; AVersion:Word):TNTFSDiskRecord;
Description: Create a record, setup properties, do not insert in index
| Note
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Caller must hold the records lock
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[Expand]
function TNTFSRecordIndex.InsertRecord(ARecord:TNTFSDiskRecord):Boolean;
Description: Insert the record in the index (Blank not allowed)
| Note
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Caller must hold the records lock
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[Expand]
function TNTFSRecordIndex.DeleteRecord(ARecord:TNTFSDiskRecord):Boolean;
Description: Remove the record from the index, do not free (Blank not allowed)
| Note
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Caller must hold the records lock
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[Expand]
function TNTFSRecordIndex.RemoveRecord(ARecord:TNTFSDiskRecord):Boolean;
Description: Remove the record from the index and free (Blank not allowed)
| Note
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Caller must hold the records lock
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function TNTFSRecordIndex.FindRecord(const ARecordNumber:Int64):TNTFSDiskRecord;
Description: To be documented
| Note
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Caller must hold the records lock
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function TNTFSRecordIndex.ReaderLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ReaderUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ReaderConvert:Boolean;
Description: Convert a Reader lock to a Writer lock
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function TNTFSRecordIndex.WriterLock:Boolean;
Description: To be documented
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function TNTFSRecordIndex.WriterUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.WriterConvert:Boolean;
Description: Convert a Writer lock to a Reader lock
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function TNTFSRecordIndex.RunsReaderLock:Boolean;
Description: To be documented
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function TNTFSRecordIndex.RunsReaderUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.RunsWriterLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.RunsWriterUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ItemsReaderLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ItemsReaderUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ItemsWriterLock:Boolean;
Description: To be documented
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function TNTFSRecordIndex.ItemsWriterUnlock:Boolean;
Description: To be documented
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function TNTFSRecordIndex.NodesReaderLock:Boolean;
Description: To be documented
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function TNTFSRecordIndex.NodesReaderUnlock:Boolean;
Description: To be documented
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function TNTFSRecordIndex.NodesWriterLock:Boolean;
Description: To be documented
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function TNTFSRecordIndex.NodesWriterUnlock:Boolean;
Description: To be documented
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function TNTFSRecordIndex.IndexReaderLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.IndexReaderUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.IndexWriterLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.IndexWriterUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ExtendedsReaderLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ExtendedsReaderUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ExtendedsWriterLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.ExtendedsWriterUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.AttributesReaderLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.AttributesReaderUnlock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.AttributesWriterLock:Boolean;
Description: To be documented
[Expand]
function TNTFSRecordIndex.AttributesWriterUnlock:Boolean;
Description: To be documented
Return to Unit Reference
