Package org.bouncycastle.pqc.legacy.crypto.gmss.util

Class GMSSRandom

java.lang.Object

org.bouncycastle.pqc.legacy.crypto.gmss.util.GMSSRandom

public class GMSSRandom
extends Object

This class provides a PRNG for GMSS

Constructor Summary

Constructors

Constructor	Description
GMSSRandom(Digest messDigestTree2)	Constructor

Method Summary

Modifier and Type	Method	Description
byte[]	nextSeed(byte[] outseed)	computes the next seed value, returns a random byte array and sets outseed to the next value

Methods inherited from class java.lang.Object

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

Constructor Details

GMSSRandom

public GMSSRandom(Digest messDigestTree2)

Constructor

Parameters:

messDigestTree2 -

Method Details

nextSeed

public byte[] nextSeed(byte[] outseed)

computes the next seed value, returns a random byte array and sets outseed to the next value

Parameters:

outseed - byte array in which ((1 + SEEDin +RAND) mod 2^n) will be stored

Returns:

byte array of H(SEEDin)