80 lines
3.5 KiB
Java
80 lines
3.5 KiB
Java
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package org.bouncycastle.asn1.anssi;
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import java.math.BigInteger;
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import java.util.Enumeration;
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import java.util.Hashtable;
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import org.bouncycastle.asn1.ASN1ObjectIdentifier;
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import org.bouncycastle.asn1.x9.X9ECParameters;
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import org.bouncycastle.asn1.x9.X9ECParametersHolder;
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import org.bouncycastle.asn1.x9.X9ECPoint;
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import org.bouncycastle.math.ec.ECCurve;
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import org.bouncycastle.util.Strings;
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import org.bouncycastle.util.encoders.Hex;
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/* loaded from: classes6.dex */
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public class ANSSINamedCurves {
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static X9ECParametersHolder FRP256v1 = new X9ECParametersHolder() { // from class: org.bouncycastle.asn1.anssi.ANSSINamedCurves.1
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@Override // org.bouncycastle.asn1.x9.X9ECParametersHolder
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public final X9ECParameters createParameters() {
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BigInteger fromHex = ANSSINamedCurves.fromHex("F1FD178C0B3AD58F10126DE8CE42435B3961ADBCABC8CA6DE8FCF353D86E9C03");
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BigInteger fromHex2 = ANSSINamedCurves.fromHex("F1FD178C0B3AD58F10126DE8CE42435B3961ADBCABC8CA6DE8FCF353D86E9C00");
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BigInteger fromHex3 = ANSSINamedCurves.fromHex("EE353FCA5428A9300D4ABA754A44C00FDFEC0C9AE4B1A1803075ED967B7BB73F");
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BigInteger fromHex4 = ANSSINamedCurves.fromHex("F1FD178C0B3AD58F10126DE8CE42435B53DC67E140D2BF941FFDD459C6D655E1");
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BigInteger valueOf = BigInteger.valueOf(1L);
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ECCurve configureCurve = ANSSINamedCurves.configureCurve(new ECCurve.Fp(fromHex, fromHex2, fromHex3, fromHex4, valueOf));
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return new X9ECParameters(configureCurve, new X9ECPoint(configureCurve, Hex.decode("04B6B3D4C356C139EB31183D4749D423958C27D2DCAF98B70164C97A2DD98F5CFF6142E0F7C8B204911F9271F0F3ECEF8C2701C307E8E4C9E183115A1554062CFB")), fromHex4, valueOf, (byte[]) null);
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}
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};
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static final Hashtable objIds = new Hashtable();
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static final Hashtable curves = new Hashtable();
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static final Hashtable names = new Hashtable();
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/* JADX INFO: Access modifiers changed from: private */
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public static ECCurve configureCurve(ECCurve eCCurve) {
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return eCCurve;
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}
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public static ASN1ObjectIdentifier getOID(String str) {
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return (ASN1ObjectIdentifier) objIds.get(Strings.toLowerCase(str));
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}
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public static Enumeration getNames() {
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return names.elements();
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}
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public static String getName(ASN1ObjectIdentifier aSN1ObjectIdentifier) {
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return (String) names.get(aSN1ObjectIdentifier);
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}
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public static X9ECParameters getByOID(ASN1ObjectIdentifier aSN1ObjectIdentifier) {
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X9ECParametersHolder x9ECParametersHolder = (X9ECParametersHolder) curves.get(aSN1ObjectIdentifier);
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if (x9ECParametersHolder == null) {
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return null;
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}
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return x9ECParametersHolder.getParameters();
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}
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public static X9ECParameters getByName(String str) {
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ASN1ObjectIdentifier oid = getOID(str);
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if (oid == null) {
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return null;
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}
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return getByOID(oid);
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}
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/* JADX INFO: Access modifiers changed from: private */
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public static BigInteger fromHex(String str) {
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return new BigInteger(1, Hex.decode(str));
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}
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static void defineCurve(String str, ASN1ObjectIdentifier aSN1ObjectIdentifier, X9ECParametersHolder x9ECParametersHolder) {
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objIds.put(str.toLowerCase(), aSN1ObjectIdentifier);
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names.put(aSN1ObjectIdentifier, str);
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curves.put(aSN1ObjectIdentifier, x9ECParametersHolder);
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}
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static {
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defineCurve("FRP256v1", ANSSIObjectIdentifiers.FRP256v1, FRP256v1);
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}
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}
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