Difference between revisions of "TNTFSDiskRun"
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Latest revision as of 05:59, 24 May 2018
Return to Unit NTFSClass
Description
To be documented
Class definitions
TNTFSDiskRun = class(TListObject)
constructor Create(ALocalLock:TMutexHandle; AAttribute:TNTFSDiskAttribute);
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destructor Destroy; override;
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private
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FLocalLock:TMutexHandle;
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FStart:Int64;
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Run start logical cluster |
FOffset:Int64;
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Run start cluster offset |
FLength:Int64;
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Run length in clusters |
FAttribute:TNTFSDiskAttribute;
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Attribute owning this run |
function AcquireLock:Boolean;
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function ReleaseLock:Boolean;
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function GetIsLast:Boolean;
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function GetIsSparse:Boolean;
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function GetOffsetSize:Byte;
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function GetLengthSize:Byte;
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procedure SetStart(const AStart:Int64);
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procedure SetOffset(const AOffset:Int64);
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function GetSuccessor:TNTFSDiskRun;
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function GetPredecessor:TNTFSDiskRun;
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public
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property IsLast:Boolean read GetIsLast;
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property IsSparse:Boolean read GetIsSparse;
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property Start:Int64 read FStart write SetStart;
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property Offset:Int64 read FOffset write SetOffset;
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property Length:Int64 read FLength write FLength;
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property Attribute:TNTFSDiskAttribute read FAttribute;
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function RunSize:LongWord;
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Size of the encoded data run |
function UpdateRun:Boolean;
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function ReadRun(ABuffer:Pointer; var AOffset:LongWord; AVersion:Word):Boolean;
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function WriteRun(ABuffer:Pointer; var AOffset:LongWord; AVersion:Word):Boolean;
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Function declarations
constructor TNTFSDiskRun.Create(ALocalLock:TMutexHandle; AAttribute:TNTFSDiskAttribute);
Description: To be documented
| Note | None documented |
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destructor TNTFSDiskRun.Destroy;
Description: To be documented
| Note | None documented |
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function TNTFSDiskRun.AcquireLock:Boolean;
Description: To be documented
| Note | None documented |
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function TNTFSDiskRun.ReleaseLock:Boolean;
Description: To be documented
| Note | None documented |
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function TNTFSDiskRun.GetIsLast:Boolean;
Description: To be documented
| Note | None documented |
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function TNTFSDiskRun.GetIsSparse:Boolean;
Description: To be documented
| Note | None documented |
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function TNTFSDiskRun.GetOffsetSize:Byte;
Description: To be documented
| Note | None documented |
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function TNTFSDiskRun.GetLengthSize:Byte;
Description: To be documented
| Note | None documented |
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procedure TNTFSDiskRun.SetStart(const AStart:Int64);
Description: To be documented
| Note | None documented |
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procedure TNTFSDiskRun.SetOffset(const AOffset:Int64);
Description: To be documented
| Note | This should only be called by ReadRun, all others should call SetStart.
Calling this with Offset 0 to specify a Sparse run will produce incorrect results |
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function TNTFSDiskRun.GetSuccessor:TNTFSDiskRun;
Description: Get the Next non Sparse and non Last run in the list
| Note | None documented |
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function TNTFSDiskRun.GetPredecessor:TNTFSDiskRun;
Description: Get the Previous non Sparse and non Last run in the list
| Note | None documented |
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function TNTFSDiskRun.RunSize:LongWord;
Description: To be documented
| Note | None documented |
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function TNTFSDiskRun.UpdateRun:Boolean;
Description: To be documented
| Note | None documented |
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function TNTFSDiskRun.ReadRun(ABuffer:Pointer; var AOffset:LongWord; AVersion:Word):Boolean;
Description: Read the run data from the supplied buffer at the supplied offset
| Note | None documented |
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function TNTFSDiskRun.WriteRun(ABuffer:Pointer; var AOffset:LongWord; AVersion:Word):Boolean;
Description: Write the run data to the supplied buffer at the supplied offset
| Note | None documented |
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