org.spongycastle.pqc.crypto.gmss

Class GMSSParameters

java.lang.Object

org.spongycastle.pqc.crypto.gmss.GMSSParameters

public class GMSSParameters
extends java.lang.Object

This class provides a specification for the GMSS parameters that are used by the GMSSKeyPairGenerator and GMSSSignature classes.

See Also:

GMSSKeyPairGenerator

Constructor Summary

Constructors

Constructor and Description
GMSSParameters(int keySize)
GMSSParameters(int layers, int[] heightOfTrees, int[] winternitzParameter, int[] K) The constructor for the parameters of the GMSSKeyPairGenerator.

Method Summary

Modifier and Type	Method and Description
int[]	getHeightOfTrees() Returns the array of height (for each layer) of the authentication trees
int[]	getK() Returns the parameter K needed for authentication path computation
int	getNumOfLayers() Returns the number of levels of the authentication trees.
int[]	getWinternitzParameter() Returns the array of WinternitzParameter (for each layer) of the authentication trees

Methods inherited from class java.lang.Object

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

Constructor Detail

GMSSParameters

public GMSSParameters(int layers,
                      int[] heightOfTrees,
                      int[] winternitzParameter,
                      int[] K)
               throws java.lang.IllegalArgumentException

The constructor for the parameters of the GMSSKeyPairGenerator.

Parameters:

layers - the number of authentication tree layers

heightOfTrees - the height of the authentication trees

winternitzParameter - the Winternitz Parameter 'w' of each layer

K - parameter for authpath computation

Throws:

java.lang.IllegalArgumentException

GMSSParameters

public GMSSParameters(int keySize)
               throws java.lang.IllegalArgumentException

Throws:

java.lang.IllegalArgumentException

Method Detail

getNumOfLayers

public int getNumOfLayers()

Returns the number of levels of the authentication trees.

Returns:

The number of levels of the authentication trees.

getHeightOfTrees

public int[] getHeightOfTrees()

Returns the array of height (for each layer) of the authentication trees

Returns:

The array of height (for each layer) of the authentication trees

getWinternitzParameter

public int[] getWinternitzParameter()

Returns the array of WinternitzParameter (for each layer) of the authentication trees

Returns:

The array of WinternitzParameter (for each layer) of the authentication trees

getK

public int[] getK()

Returns the parameter K needed for authentication path computation

Returns:

The parameter K needed for authentication path computation