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The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8. Note: this package includes the NTRU encryption algorithms.

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package org.bouncycastle.pqc.asn1;

import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;

/**
 * XMMSMTKeyParams
 * 
 *     XMMSMTKeyParams ::= SEQUENCE {
 *         version INTEGER -- 0
 *         height INTEGER
 *         layers INTEGER
 *         treeDigest AlgorithmIdentifier
 * }
 * 
*/ public class XMSSMTKeyParams extends ASN1Object { private final ASN1Integer version; private final int height; private final int layers; private final AlgorithmIdentifier treeDigest; public XMSSMTKeyParams(int height, int layers, AlgorithmIdentifier treeDigest) { this.version = new ASN1Integer(0); this.height = height; this.layers = layers; this.treeDigest = treeDigest; } private XMSSMTKeyParams(ASN1Sequence sequence) { this.version = ASN1Integer.getInstance(sequence.getObjectAt(0)); this.height = ASN1Integer.getInstance(sequence.getObjectAt(1)).intValueExact(); this.layers = ASN1Integer.getInstance(sequence.getObjectAt(2)).intValueExact(); this.treeDigest = AlgorithmIdentifier.getInstance(sequence.getObjectAt(3)); } public static XMSSMTKeyParams getInstance(Object o) { if (o instanceof XMSSMTKeyParams) { return (XMSSMTKeyParams)o; } else if (o != null) { return new XMSSMTKeyParams(ASN1Sequence.getInstance(o)); } return null; } public int getHeight() { return height; } public int getLayers() { return layers; } public AlgorithmIdentifier getTreeDigest() { return treeDigest; } public ASN1Primitive toASN1Primitive() { ASN1EncodableVector v = new ASN1EncodableVector(); v.add(version); v.add(new ASN1Integer(height)); v.add(new ASN1Integer(layers)); v.add(treeDigest); return new DERSequence(v); } }




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