what-the-bank/sources/org/bouncycastle/pqc/jcajce/provider/mceliece/BCMcEliecePrivateKey.java

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2024-07-27 18:17:47 +07:00
package org.bouncycastle.pqc.jcajce.provider.mceliece;
import java.io.IOException;
import java.security.PrivateKey;
import org.bouncycastle.asn1.pkcs.PrivateKeyInfo;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
import org.bouncycastle.crypto.CipherParameters;
import org.bouncycastle.crypto.params.AsymmetricKeyParameter;
import org.bouncycastle.pqc.asn1.McEliecePrivateKey;
import org.bouncycastle.pqc.asn1.PQCObjectIdentifiers;
import org.bouncycastle.pqc.crypto.mceliece.McEliecePrivateKeyParameters;
import org.bouncycastle.pqc.math.linearalgebra.GF2Matrix;
import org.bouncycastle.pqc.math.linearalgebra.GF2mField;
import org.bouncycastle.pqc.math.linearalgebra.Permutation;
import org.bouncycastle.pqc.math.linearalgebra.PolynomialGF2mSmallM;
import org.bouncycastle.util.Strings;
/* loaded from: classes6.dex */
public class BCMcEliecePrivateKey implements CipherParameters, PrivateKey {
private static final long serialVersionUID = 1;
private McEliecePrivateKeyParameters params;
public String toString() {
StringBuilder sb = new StringBuilder(" length of the code : ");
sb.append(getN());
sb.append(Strings.lineSeparator());
String obj = sb.toString();
StringBuilder sb2 = new StringBuilder();
sb2.append(obj);
sb2.append(" dimension of the code : ");
sb2.append(getK());
sb2.append(Strings.lineSeparator());
String obj2 = sb2.toString();
StringBuilder sb3 = new StringBuilder();
sb3.append(obj2);
sb3.append(" irreducible Goppa polynomial: ");
sb3.append(getGoppaPoly());
sb3.append(Strings.lineSeparator());
String obj3 = sb3.toString();
StringBuilder sb4 = new StringBuilder();
sb4.append(obj3);
sb4.append(" permutation P1 : ");
sb4.append(getP1());
sb4.append(Strings.lineSeparator());
String obj4 = sb4.toString();
StringBuilder sb5 = new StringBuilder();
sb5.append(obj4);
sb5.append(" permutation P2 : ");
sb5.append(getP2());
sb5.append(Strings.lineSeparator());
String obj5 = sb5.toString();
StringBuilder sb6 = new StringBuilder();
sb6.append(obj5);
sb6.append(" (k x k)-matrix S^-1 : ");
sb6.append(getSInv());
return sb6.toString();
}
public int hashCode() {
return (((((((((((this.params.getK() * 37) + this.params.getN()) * 37) + this.params.getField().hashCode()) * 37) + this.params.getGoppaPoly().hashCode()) * 37) + this.params.getP1().hashCode()) * 37) + this.params.getP2().hashCode()) * 37) + this.params.getSInv().hashCode();
}
public GF2Matrix getSInv() {
return this.params.getSInv();
}
public PolynomialGF2mSmallM[] getQInv() {
return this.params.getQInv();
}
public Permutation getP2() {
return this.params.getP2();
}
public Permutation getP1() {
return this.params.getP1();
}
public int getN() {
return this.params.getN();
}
AsymmetricKeyParameter getKeyParams() {
return this.params;
}
public int getK() {
return this.params.getK();
}
public GF2Matrix getH() {
return this.params.getH();
}
public PolynomialGF2mSmallM getGoppaPoly() {
return this.params.getGoppaPoly();
}
@Override // java.security.Key
public String getFormat() {
return "PKCS#8";
}
public GF2mField getField() {
return this.params.getField();
}
@Override // java.security.Key
public byte[] getEncoded() {
try {
return new PrivateKeyInfo(new AlgorithmIdentifier(PQCObjectIdentifiers.mcEliece), new McEliecePrivateKey(this.params.getN(), this.params.getK(), this.params.getField(), this.params.getGoppaPoly(), this.params.getP1(), this.params.getP2(), this.params.getSInv())).getEncoded();
} catch (IOException unused) {
return null;
}
}
@Override // java.security.Key
public String getAlgorithm() {
return "McEliece";
}
public boolean equals(Object obj) {
if (!(obj instanceof BCMcEliecePrivateKey)) {
return false;
}
BCMcEliecePrivateKey bCMcEliecePrivateKey = (BCMcEliecePrivateKey) obj;
return getN() == bCMcEliecePrivateKey.getN() && getK() == bCMcEliecePrivateKey.getK() && getField().equals(bCMcEliecePrivateKey.getField()) && getGoppaPoly().equals(bCMcEliecePrivateKey.getGoppaPoly()) && getSInv().equals(bCMcEliecePrivateKey.getSInv()) && getP1().equals(bCMcEliecePrivateKey.getP1()) && getP2().equals(bCMcEliecePrivateKey.getP2());
}
public BCMcEliecePrivateKey(McEliecePrivateKeyParameters mcEliecePrivateKeyParameters) {
this.params = mcEliecePrivateKeyParameters;
}
}