org.apache.sanselan.formats.png

Class PngCrc

java.lang.Object

org.apache.sanselan.formats.png.PngCrc

public class PngCrc
extends Object

Constructor Summary

Constructors

Constructor and Description
PngCrc()

Method Summary

Methods

Modifier and Type	Method and Description
long	continue_partial_crc(long old_crc, byte[] buf, int len)
int	crc(byte[] buf, int len)
long	finish_partial_crc(long old_crc)
long	start_partial_crc(byte[] buf, int len)

Methods inherited from class java.lang.Object

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

Constructor Detail

PngCrc

public PngCrc()

Method Detail

crc

public final int crc(byte[] buf,
      int len)

start_partial_crc

public final long start_partial_crc(byte[] buf,
                     int len)

continue_partial_crc

public final long continue_partial_crc(long old_crc,
                        byte[] buf,
                        int len)

finish_partial_crc

public final long finish_partial_crc(long old_crc)