TVirtualDiskFileImage

Return to Unit VirtualDisk

Description

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To be documented

Class definitions

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TVirtualDiskFileImage = class(TVirtualDiskImage)

constructor Create(ADriver:TFileSysDriver; AController:TDiskController; const AName:String; AImageNo:Integer);
destructor Destroy; override;
private
FHandle:THandle;
protected
function GetReady:Boolean; override;
function GetSectorSize:Word; override;
function GetSectorCount:Int64; override;
function GetPartitionId:Byte; override;
public
function Read(ASector:LongWord; ACount:Word; var ABuffer):Boolean; override;
function Write(ASector:LongWord; ACount:Word; const ABuffer):Boolean; override;
function CreateImage(AMediaType:TMediaType; AFloppyType:TFloppyType; AAttributes:LongWord; ASectorSize:Word; const ASectorCount:Int64; ACylinders,AHeads,ASectors:LongWord; APartitionId:Byte):Integer; override;
function OpenImage(AMediaType:TMediaType; AFloppyType:TFloppyType; AAttributes:LongWord; ASectorSize:Word; const ASectorCount:Int64; ACylinders,AHeads,ASectors:LongWord; APartitionId:Byte):Integer; override;
function CloseImage:Boolean; override;
function ResizeImage(const ASectorCount:Int64):Boolean; override;

Function declarations

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constructor TVirtualDiskFileImage.Create(ADriver:TFileSysDriver; AController:TDiskController; const AName:String; AImageNo:Integer);

Description: To be documented

Note	None documented

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destructor TVirtualDiskFileImage.Destroy;

Description: To be documented

Note	None documented

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function TVirtualDiskFileImage.GetReady:Boolean;

Description: To be documented

Note	None documented

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function TVirtualDiskFileImage.GetSectorSize:Word;

Description: To be documented

Note	None documented

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function TVirtualDiskFileImage.GetSectorCount:Int64;

Description: To be documented

Note	None documented

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function TVirtualDiskFileImage.GetPartitionId:Byte;

Description: To be documented

Note	None documented

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function TVirtualDiskFileImage.Read(ASector:LongWord; ACount:Word; var ABuffer):Boolean;

Description: To be documented

Note	Caller must hold the image lock

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function TVirtualDiskFileImage.Write(ASector:LongWord; ACount:Word; const ABuffer):Boolean;

Description: To be documented

Note	Caller must hold the image lock

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function TVirtualDiskFileImage.CreateImage(AMediaType:TMediaType; AFloppyType:TFloppyType; AAttributes:LongWord; ASectorSize:Word; const ASectorCount:Int64; ACylinders,AHeads,ASectors:LongWord; APartitionId:Byte):Integer;

Description: To be documented

Note	None documented

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function TVirtualDiskFileImage.OpenImage(AMediaType:TMediaType; AFloppyType:TFloppyType; AAttributes:LongWord; ASectorSize:Word; const ASectorCount:Int64; ACylinders,AHeads,ASectors:LongWord; APartitionId:Byte):Integer;

Description: To be documented

Note	None documented

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function TVirtualDiskFileImage.CloseImage:Boolean;

Description: To be documented

Note	None documented

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function TVirtualDiskFileImage.ResizeImage(const ASectorCount:Int64):Boolean;

Description: To be documented

Note	None documented

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