org.bouncycastle.crypto.prng
Class FixedSecureRandom

java.lang.Object
  java.util.Random
      java.security.SecureRandom
          org.bouncycastle.crypto.prng.FixedSecureRandom

All Implemented Interfaces:

java.io.Serializable

public class FixedSecureRandom

extends java.security.SecureRandom

A secure random that returns pre-seeded data to calls of nextBytes() or generateSeed().

See Also:

Serialized Form

Constructor Summary

FixedSecureRandom(boolean intPad, byte[] value)
Pad the data on integer boundaries.

FixedSecureRandom(boolean intPad, byte[][] values)
Pad the data on integer boundaries.

FixedSecureRandom(byte[] value)

FixedSecureRandom(byte[][] values)

Method Summary

byte[]	generateSeed(int numBytes)
boolean	isExhausted()
void	nextBytes(byte[] bytes)
int	nextInt()
long	nextLong()

Methods inherited from class java.security.SecureRandom

getInstance, getInstance, getInstance, getProvider, getSeed, next, setSeed, setSeed

Methods inherited from class java.util.Random

nextBoolean, nextDouble, nextFloat, nextGaussian, nextInt

Methods inherited from class java.lang.Object

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

Constructor Detail

FixedSecureRandom

public FixedSecureRandom(byte[] value)

FixedSecureRandom

public FixedSecureRandom(byte[][] values)

FixedSecureRandom

public FixedSecureRandom(boolean intPad,
                         byte[] value)

Pad the data on integer boundaries. This is necessary for the classpath project's BigInteger implementation.

FixedSecureRandom

public FixedSecureRandom(boolean intPad,
                         byte[][] values)

Pad the data on integer boundaries. This is necessary for the classpath project's BigInteger implementation.

Method Detail

nextBytes

public void nextBytes(byte[] bytes)

generateSeed

public byte[] generateSeed(int numBytes)

nextInt

public int nextInt()

nextLong

public long nextLong()

isExhausted

public boolean isExhausted()