Difference between revisions of "TDiskFormatter"
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Latest revision as of 04:07, 17 May 2018
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Description
To be documented
Class definitions
TDiskFormatter = class(TObject)
constructor Create(ADriver:TFileSysDriver; ARecognizer:TRecognizer);
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destructor Destroy; override;
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private
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FLock:TSynchronizerHandle;
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FLocalLock:TMutexHandle;
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protected
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FDriver:TFileSysDriver;
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FRecognizer:TRecognizer;
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function AcquireLock:Boolean;
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function ReleaseLock:Boolean;
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function FillSectors(AVolume:TDiskVolume; ADrive:TDiskDrive; ASector,ACount:LongWord; AValue:Byte):Boolean;
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function ReadSectors(AVolume:TDiskVolume; ADrive:TDiskDrive; ASector,ACount:LongWord; var ABuffer):Boolean;
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function WriteSectors(AVolume:TDiskVolume; ADrive:TDiskDrive; ASector,ACount:LongWord; const ABuffer):Boolean;
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public
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function ReaderLock:Boolean;
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function ReaderUnlock:Boolean;
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function WriterLock:Boolean;
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function WriterUnlock:Boolean;
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function AcceptVolume(AVolume:TDiskVolume; AFloppyType:TFloppyType; AFileSysType:TFileSysType):Boolean; virtual;
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function FormatVolume(AVolume:TDiskVolume; AFloppyType:TFloppyType; AFileSysType:TFileSysType):Boolean; virtual;
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Function declarations
constructor TDiskFormatter.Create(ADriver:TFileSysDriver; ARecognizer:TRecognizer);
Description: To be documented
| Note | None documented |
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destructor TDiskFormatter.Destroy;
Description: To be documented
| Note | None documented |
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function TDiskFormatter.AcquireLock:Boolean;
Description: To be documented
| Note | None documented |
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function TDiskFormatter.ReleaseLock:Boolean;
Description: To be documented
| Note | None documented |
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function TDiskFormatter.FillSectors(AVolume:TDiskVolume; ADrive:TDiskDrive; ASector,ACount:LongWord; AValue:Byte):Boolean;
Description: Fill specified number of sectors with the supplied value
| Sector | Sector is relative to the StartSector of the Volume |
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function TDiskFormatter.ReadSectors(AVolume:TDiskVolume; ADrive:TDiskDrive; ASector,ACount:LongWord; var ABuffer):Boolean;
Description: Read Sectors from the Volume using Cache
| Sector | Sector is relative to the StartSector of the Volume |
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| Note | Caller must hold the volume and drive lock, cache will serialize access to device. |
function TDiskFormatter.WriteSectors(AVolume:TDiskVolume; ADrive:TDiskDrive; ASector,ACount:LongWord; const ABuffer):Boolean;
Description: Write Sectors to the Volume using Cache
| Sector | Sector is relative to the StartSector of the Volume |
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| Note | Caller must hold the volume and drive lock, cache will serialize access to device. |
function TDiskFormatter.ReaderLock:Boolean;
Description: To be documented
| Note | None documented |
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function TDiskFormatter.ReaderUnlock:Boolean;
Description: To be documented
| Note | None documented |
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function TDiskFormatter.WriterLock:Boolean;
Description: To be documented
| Note | None documented |
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function TDiskFormatter.WriterUnlock:Boolean;
Description: To be documented
| Note | None documented |
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function TDiskFormatter.AcceptVolume(AVolume:TDiskVolume; AFloppyType:TFloppyType; AFileSysType:TFileSysType):Boolean;
Description: Check if the Volume can be accepted for Format
| Note | Caller must hold the volume lock |
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function TDiskFormatter.FormatVolume(AVolume:TDiskVolume; AFloppyType:TFloppyType; AFileSysType:TFileSysType):Boolean;
Description: Format the specified Volume
| Note | Caller must hold the volume writer lock |
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