C# Class DamienG.Security.Cryptography.Crc64

Implements a 64-bit CRC hash algorithm for a given polynomial.

For ISO 3309 compliant 64-bit CRC's use Crc64Iso.

Inheritance: System.Security.Cryptography.HashAlgorithm

Show file Open project: damieng/DamienGKit

Public Methods

Method	Description
Crc64 ( System.UInt64 polynomial ) : System
Crc64 ( System.UInt64 polynomial, System.UInt64 seed ) : System
Initialize ( ) : void

Protected Methods

Method	Description
CalculateHash ( System.UInt64 seed, System.UInt64 table, IList buffer, int start, int size ) : System.UInt64
CreateTable ( ulong polynomial ) : ulong[]
HashCore ( byte array, int ibStart, int cbSize ) : void
HashFinal ( ) : byte[]

Private Methods

Method	Description
InitializeTable ( System.UInt64 polynomial ) : System.UInt64[]
UInt64ToBigEndianBytes ( System.UInt64 value ) : byte[]

Method Details

CalculateHash() protected static method

protected static CalculateHash ( System.UInt64 seed, System.UInt64 table, IList buffer, int start, int size ) : System.UInt64
seed	System.UInt64
table	System.UInt64
buffer	IList
start	int
size	int
return	System.UInt64

Crc64() public method

public Crc64 ( System.UInt64 polynomial ) : System
polynomial	System.UInt64
return	System

Crc64() public method

public Crc64 ( System.UInt64 polynomial, System.UInt64 seed ) : System
polynomial	System.UInt64
seed	System.UInt64
return	System

CreateTable() protected static method

protected static CreateTable ( ulong polynomial ) : ulong[]
polynomial	ulong
return	ulong[]

HashCore() protected method

protected HashCore ( byte array, int ibStart, int cbSize ) : void
array	byte
ibStart	int
cbSize	int
return	void

HashFinal() protected method

protected HashFinal ( ) : byte[]
return	byte[]

Initialize() public method

public Initialize ( ) : void
return	void