Package org.bouncycastle.pqc.crypto.gmss

Class GMSSLeaf

  • public class GMSSLeaf
extends java.lang.Object
    This class implements the distributed computation of the public key of the Winternitz one-time signature scheme (OTSS). The class is used by the GMSS classes for calculation of upcoming leafs.

    • Constructor Summary

      Constructors 
      Constructor Description
      GMSSLeaf​(Digest digest, byte[][] otsIndex, int[] numLeafs)
      This constructor regenerates a prior GMSSLeaf object
      GMSSLeaf​(Digest digest, int w, int numLeafs, byte[] seed0)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      byte[] getLeaf()
      Returns the leaf value.
      byte[][] getStatByte()
      Returns the status byte array used by the GMSSPrivateKeyASN.1 class
      int[] getStatInt()
      Returns the status int array used by the GMSSPrivateKeyASN.1 class
      java.lang.String toString()
      Returns a String representation of the main part of this element

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • GMSSLeaf

        public GMSSLeaf​(Digest digest,
                byte[][] otsIndex,
                int[] numLeafs)
        This constructor regenerates a prior GMSSLeaf object
        Parameters:
        digest - an array of strings, containing the name of the used hash function and PRNG and the name of the corresponding provider
        otsIndex - status bytes
        numLeafs - status ints

      • GMSSLeaf

        public GMSSLeaf​(Digest digest,
                int w,
                int numLeafs,
                byte[] seed0)

    • Method Detail

      • getLeaf

        public byte[] getLeaf()
        Returns the leaf value.
        Returns:
        the leaf value

      • getStatByte

        public byte[][] getStatByte()
        Returns the status byte array used by the GMSSPrivateKeyASN.1 class
        Returns:
        The status bytes

      • getStatInt

        public int[] getStatInt()
        Returns the status int array used by the GMSSPrivateKeyASN.1 class
        Returns:
        The status ints

      • toString

        public java.lang.String toString()
        Returns a String representation of the main part of this element
        Overrides:
        toString in class java.lang.Object
        Returns:
        a String representation of the main part of this element