de.quippy.jmac.tools

Class Crc32

java.lang.Object

de.quippy.jmac.tools.Crc32

public final class Crc32
extends Object

Author: Dmitry Vaguine Date: 04.03.2004 Time: 14:51:31

Constructor Summary

Constructors

Constructor and Description
Crc32() Dummy Constructor

Method Summary

Methods

Modifier and Type	Method and Description
void	append(byte bits) Feed a bitstring to the crc calculation.
void	append(byte bits1, byte bits2)
void	append(short bits) Feed a bitstring to the crc calculation.
void	append(short bits1, short bits2)
void	append24(int bits) Feed a bitstring to the crc calculation.
void	append24(int bits1, int bits2)
long	checksum() Return the calculated checksum.
void	doSpecial()
void	finalizeCrc()
long	getCrc()
void	init()
void	prefinalizeCrc()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Crc32

public Crc32()

Dummy Constructor

Method Detail

init

public void init()

append

public void append(byte bits)

Feed a bitstring to the crc calculation.

append

public void append(byte bits1,
          byte bits2)

append

public void append(short bits)

Feed a bitstring to the crc calculation.

append

public void append(short bits1,
          short bits2)

append24

public void append24(int bits)

Feed a bitstring to the crc calculation.

append24

public void append24(int bits1,
            int bits2)

prefinalizeCrc

public void prefinalizeCrc()

finalizeCrc

public void finalizeCrc()

getCrc

public long getCrc()

doSpecial

public void doSpecial()

checksum

public long checksum()

Return the calculated checksum. Erase it for next calls to add_bits().