Unit xomPublicFunctions

Description

Uses

Classes, Interfaces, Objects and Records

Functions and Procedures

Types

Constants

Variables

Description

Overview

Functions and Procedures

function IntToByteStr (AInt: Integer): String;

function ByteStrToInt (const AStr: String): Integer;

function EncodeString (const sString: WideString): String;

function DecodeString (const sString: String): WideString;

procedure EncodeToStream (const sString: WideString; AStream: TStream);

function DecodeFromStream (AStream: TStream): WideString;

function ShiftString (const AString: String; Amount: Integer = 1): String;

function Md5 (const AString: AnsiString; ADigestString: AnsiString = ''): String;

function StreamSignature (AStream: TStream): String;

function SignatureForFile(const AFileName: WideString; AWithDate: Boolean = False): AnsiString;

function CompressString (const sString: WideString): String;

function DecompressString (const sString: String): WideString;

procedure CompressStream (ASource, ATarget: TStream; ACompressionLevel: Integer = 1);

procedure DecompressStream (ASource, ATarget: TStream);

function VarIsDate(AVariant: Variant): Boolean;

Description

Functions and Procedures

function IntToByteStr (AInt: Integer): String;

streams

function ByteStrToInt (const AStr: String): Integer;

function EncodeString (const sString: WideString): String;

encode a string

function DecodeString (const sString: String): WideString;

decode an encoded string to its original value

procedure EncodeToStream (const sString: WideString; AStream: TStream);

encode a string to an output stream

function DecodeFromStream (AStream: TStream): WideString;

decode an encoded stream back to a original string value

function ShiftString (const AString: String; Amount: Integer = 1): String;

shift each character in a string with a specific number of positions in the ASCII table; e.g. A shifted 2 = C

function Md5 (const AString: AnsiString; ADigestString: AnsiString = ''): String;

encode a string to a MD5 string using a specifc digest string

function StreamSignature (AStream: TStream): String;

create a 32 character unique signature code for a stream

function SignatureForFile(const AFileName: WideString; AWithDate: Boolean = False): AnsiString;

create a 32 character unique signature code for a filename

function CompressString (const sString: WideString): String;

compress a string

function DecompressString (const sString: String): WideString;

decompress a a string

procedure CompressStream (ASource, ATarget: TStream; ACompressionLevel: Integer = 1);

compress a stream

procedure DecompressStream (ASource, ATarget: TStream);

de-compress a stream

function VarIsDate(AVariant: Variant): Boolean;

returns if a Variant is date format

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