112 lines
3.9 KiB
Java
112 lines
3.9 KiB
Java
package org.bouncycastle.pqc.jcajce.provider.mceliece;
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import java.io.IOException;
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import java.security.PrivateKey;
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import org.bouncycastle.asn1.pkcs.PrivateKeyInfo;
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import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
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import org.bouncycastle.crypto.params.AsymmetricKeyParameter;
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import org.bouncycastle.pqc.asn1.McElieceCCA2PrivateKey;
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import org.bouncycastle.pqc.asn1.PQCObjectIdentifiers;
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import org.bouncycastle.pqc.crypto.mceliece.McElieceCCA2PrivateKeyParameters;
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import org.bouncycastle.pqc.math.linearalgebra.GF2Matrix;
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import org.bouncycastle.pqc.math.linearalgebra.GF2mField;
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import org.bouncycastle.pqc.math.linearalgebra.Permutation;
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import org.bouncycastle.pqc.math.linearalgebra.PolynomialGF2mSmallM;
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/* loaded from: classes6.dex */
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public class BCMcElieceCCA2PrivateKey implements PrivateKey {
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private static final long serialVersionUID = 1;
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private McElieceCCA2PrivateKeyParameters params;
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public String toString() {
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StringBuilder sb = new StringBuilder(" extension degree of the field : ");
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sb.append(getN());
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sb.append("\n");
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String obj = sb.toString();
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StringBuilder sb2 = new StringBuilder();
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sb2.append(obj);
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sb2.append(" dimension of the code : ");
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sb2.append(getK());
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sb2.append("\n");
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String obj2 = sb2.toString();
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StringBuilder sb3 = new StringBuilder();
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sb3.append(obj2);
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sb3.append(" irreducible Goppa polynomial : ");
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sb3.append(getGoppaPoly());
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sb3.append("\n");
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return sb3.toString();
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}
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public int hashCode() {
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return (((((((((this.params.getK() * 37) + this.params.getN()) * 37) + this.params.getField().hashCode()) * 37) + this.params.getGoppaPoly().hashCode()) * 37) + this.params.getP().hashCode()) * 37) + this.params.getH().hashCode();
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}
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public int getT() {
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return this.params.getGoppaPoly().getDegree();
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}
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public PolynomialGF2mSmallM[] getQInv() {
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return this.params.getQInv();
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}
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public Permutation getP() {
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return this.params.getP();
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}
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public int getN() {
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return this.params.getN();
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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public AsymmetricKeyParameter getKeyParams() {
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return this.params;
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}
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public int getK() {
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return this.params.getK();
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}
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public GF2Matrix getH() {
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return this.params.getH();
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}
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public PolynomialGF2mSmallM getGoppaPoly() {
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return this.params.getGoppaPoly();
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}
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@Override // java.security.Key
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public String getFormat() {
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return "PKCS#8";
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}
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public GF2mField getField() {
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return this.params.getField();
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}
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@Override // java.security.Key
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public byte[] getEncoded() {
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try {
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return new PrivateKeyInfo(new AlgorithmIdentifier(PQCObjectIdentifiers.mcElieceCca2), new McElieceCCA2PrivateKey(getN(), getK(), getField(), getGoppaPoly(), getP(), Utils.getDigAlgId(this.params.getDigest()))).getEncoded();
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} catch (IOException unused) {
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return null;
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}
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}
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@Override // java.security.Key
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public String getAlgorithm() {
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return "McEliece-CCA2";
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}
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public boolean equals(Object obj) {
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if (obj == null || !(obj instanceof BCMcElieceCCA2PrivateKey)) {
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return false;
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}
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BCMcElieceCCA2PrivateKey bCMcElieceCCA2PrivateKey = (BCMcElieceCCA2PrivateKey) obj;
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return getN() == bCMcElieceCCA2PrivateKey.getN() && getK() == bCMcElieceCCA2PrivateKey.getK() && getField().equals(bCMcElieceCCA2PrivateKey.getField()) && getGoppaPoly().equals(bCMcElieceCCA2PrivateKey.getGoppaPoly()) && getP().equals(bCMcElieceCCA2PrivateKey.getP()) && getH().equals(bCMcElieceCCA2PrivateKey.getH());
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}
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public BCMcElieceCCA2PrivateKey(McElieceCCA2PrivateKeyParameters mcElieceCCA2PrivateKeyParameters) {
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this.params = mcElieceCCA2PrivateKeyParameters;
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}
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}
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