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Diffstat (limited to 'libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi.java')
-rw-r--r--libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi.java275
1 files changed, 0 insertions, 275 deletions
diff --git a/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi.java b/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi.java
deleted file mode 100644
index dec8acd9a..000000000
--- a/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi.java
+++ /dev/null
@@ -1,275 +0,0 @@
-package org.spongycastle.jcajce.provider.asymmetric.ec;
-
-import java.math.BigInteger;
-import java.security.InvalidAlgorithmParameterException;
-import java.security.InvalidParameterException;
-import java.security.KeyPair;
-import java.security.SecureRandom;
-import java.security.spec.AlgorithmParameterSpec;
-import java.security.spec.ECGenParameterSpec;
-import java.util.Hashtable;
-
-import org.spongycastle.asn1.ASN1ObjectIdentifier;
-import org.spongycastle.asn1.x9.ECNamedCurveTable;
-import org.spongycastle.asn1.x9.X9ECParameters;
-import org.spongycastle.crypto.AsymmetricCipherKeyPair;
-import org.spongycastle.crypto.generators.ECKeyPairGenerator;
-import org.spongycastle.crypto.params.ECDomainParameters;
-import org.spongycastle.crypto.params.ECKeyGenerationParameters;
-import org.spongycastle.crypto.params.ECPrivateKeyParameters;
-import org.spongycastle.crypto.params.ECPublicKeyParameters;
-import org.spongycastle.jcajce.provider.asymmetric.util.EC5Util;
-import org.spongycastle.jcajce.provider.config.ProviderConfiguration;
-import org.spongycastle.jce.provider.BouncyCastleProvider;
-import org.spongycastle.jce.spec.ECNamedCurveGenParameterSpec;
-import org.spongycastle.jce.spec.ECNamedCurveSpec;
-import org.spongycastle.jce.spec.ECParameterSpec;
-import org.spongycastle.math.ec.ECCurve;
-import org.spongycastle.math.ec.ECPoint;
-import org.spongycastle.util.Integers;
-
-public abstract class KeyPairGeneratorSpi
- extends java.security.KeyPairGenerator
-{
- public KeyPairGeneratorSpi(String algorithmName)
- {
- super(algorithmName);
- }
-
- public static class EC
- extends KeyPairGeneratorSpi
- {
- ECKeyGenerationParameters param;
- ECKeyPairGenerator engine = new ECKeyPairGenerator();
- Object ecParams = null;
- int strength = 239;
- int certainty = 50;
- SecureRandom random = new SecureRandom();
- boolean initialised = false;
- String algorithm;
- ProviderConfiguration configuration;
-
- static private Hashtable ecParameters;
-
- static {
- ecParameters = new Hashtable();
-
- ecParameters.put(Integers.valueOf(192), new ECGenParameterSpec("prime192v1")); // a.k.a P-192
- ecParameters.put(Integers.valueOf(239), new ECGenParameterSpec("prime239v1"));
- ecParameters.put(Integers.valueOf(256), new ECGenParameterSpec("prime256v1")); // a.k.a P-256
-
- ecParameters.put(Integers.valueOf(224), new ECGenParameterSpec("P-224"));
- ecParameters.put(Integers.valueOf(384), new ECGenParameterSpec("P-384"));
- ecParameters.put(Integers.valueOf(521), new ECGenParameterSpec("P-521"));
- }
-
- public EC()
- {
- super("EC");
- this.algorithm = "EC";
- this.configuration = BouncyCastleProvider.CONFIGURATION;
- }
-
- public EC(
- String algorithm,
- ProviderConfiguration configuration)
- {
- super(algorithm);
- this.algorithm = algorithm;
- this.configuration = configuration;
- }
-
- public void initialize(
- int strength,
- SecureRandom random)
- {
- this.strength = strength;
- this.random = random;
- ECGenParameterSpec ecParams = (ECGenParameterSpec)ecParameters.get(Integers.valueOf(strength));
-
- if (ecParams != null)
- {
- try
- {
- initialize(ecParams, random);
- }
- catch (InvalidAlgorithmParameterException e)
- {
- throw new InvalidParameterException("key size not configurable.");
- }
- }
- else
- {
- throw new InvalidParameterException("unknown key size.");
- }
- }
-
- public void initialize(
- AlgorithmParameterSpec params,
- SecureRandom random)
- throws InvalidAlgorithmParameterException
- {
- if (params instanceof ECParameterSpec)
- {
- ECParameterSpec p = (ECParameterSpec)params;
- this.ecParams = params;
-
- param = new ECKeyGenerationParameters(new ECDomainParameters(p.getCurve(), p.getG(), p.getN()), random);
-
- engine.init(param);
- initialised = true;
- }
- else if (params instanceof java.security.spec.ECParameterSpec)
- {
- java.security.spec.ECParameterSpec p = (java.security.spec.ECParameterSpec)params;
- this.ecParams = params;
-
- ECCurve curve = EC5Util.convertCurve(p.getCurve());
- ECPoint g = EC5Util.convertPoint(curve, p.getGenerator(), false);
-
- param = new ECKeyGenerationParameters(new ECDomainParameters(curve, g, p.getOrder(), BigInteger.valueOf(p.getCofactor())), random);
-
- engine.init(param);
- initialised = true;
- }
- else if (params instanceof ECGenParameterSpec || params instanceof ECNamedCurveGenParameterSpec)
- {
- String curveName;
-
- if (params instanceof ECGenParameterSpec)
- {
- curveName = ((ECGenParameterSpec)params).getName();
- }
- else
- {
- curveName = ((ECNamedCurveGenParameterSpec)params).getName();
- }
-
- X9ECParameters ecP = ECNamedCurveTable.getByName(curveName);
- if (ecP == null)
- {
- // See if it's actually an OID string (SunJSSE ServerHandshaker setupEphemeralECDHKeys bug)
- try
- {
- ASN1ObjectIdentifier oid = new ASN1ObjectIdentifier(curveName);
- ecP = ECNamedCurveTable.getByOID(oid);
- if (ecP == null)
- {
- throw new InvalidAlgorithmParameterException("unknown curve OID: " + curveName);
- }
- }
- catch (IllegalArgumentException ex)
- {
- throw new InvalidAlgorithmParameterException("unknown curve name: " + curveName);
- }
- }
-
- this.ecParams = new ECNamedCurveSpec(
- curveName,
- ecP.getCurve(),
- ecP.getG(),
- ecP.getN(),
- ecP.getH(),
- null); // ecP.getSeed()); Work-around JDK bug -- it won't look up named curves properly if seed is present
-
- java.security.spec.ECParameterSpec p = (java.security.spec.ECParameterSpec)ecParams;
-
- ECCurve curve = EC5Util.convertCurve(p.getCurve());
- ECPoint g = EC5Util.convertPoint(curve, p.getGenerator(), false);
-
- param = new ECKeyGenerationParameters(new ECDomainParameters(curve, g, p.getOrder(), BigInteger.valueOf(p.getCofactor())), random);
-
- engine.init(param);
- initialised = true;
- }
- else if (params == null && configuration.getEcImplicitlyCa() != null)
- {
- ECParameterSpec p = configuration.getEcImplicitlyCa();
- this.ecParams = params;
-
- param = new ECKeyGenerationParameters(new ECDomainParameters(p.getCurve(), p.getG(), p.getN()), random);
-
- engine.init(param);
- initialised = true;
- }
- else if (params == null && configuration.getEcImplicitlyCa() == null)
- {
- throw new InvalidAlgorithmParameterException("null parameter passed but no implicitCA set");
- }
- else
- {
- throw new InvalidAlgorithmParameterException("parameter object not a ECParameterSpec");
- }
- }
-
- public KeyPair generateKeyPair()
- {
- if (!initialised)
- {
- initialize(strength, new SecureRandom());
- }
-
- AsymmetricCipherKeyPair pair = engine.generateKeyPair();
- ECPublicKeyParameters pub = (ECPublicKeyParameters)pair.getPublic();
- ECPrivateKeyParameters priv = (ECPrivateKeyParameters)pair.getPrivate();
-
- if (ecParams instanceof ECParameterSpec)
- {
- ECParameterSpec p = (ECParameterSpec)ecParams;
-
- BCECPublicKey pubKey = new BCECPublicKey(algorithm, pub, p, configuration);
- return new KeyPair(pubKey,
- new BCECPrivateKey(algorithm, priv, pubKey, p, configuration));
- }
- else if (ecParams == null)
- {
- return new KeyPair(new BCECPublicKey(algorithm, pub, configuration),
- new BCECPrivateKey(algorithm, priv, configuration));
- }
- else
- {
- java.security.spec.ECParameterSpec p = (java.security.spec.ECParameterSpec)ecParams;
-
- BCECPublicKey pubKey = new BCECPublicKey(algorithm, pub, p, configuration);
-
- return new KeyPair(pubKey, new BCECPrivateKey(algorithm, priv, pubKey, p, configuration));
- }
- }
- }
-
- public static class ECDSA
- extends EC
- {
- public ECDSA()
- {
- super("ECDSA", BouncyCastleProvider.CONFIGURATION);
- }
- }
-
- public static class ECDH
- extends EC
- {
- public ECDH()
- {
- super("ECDH", BouncyCastleProvider.CONFIGURATION);
- }
- }
-
- public static class ECDHC
- extends EC
- {
- public ECDHC()
- {
- super("ECDHC", BouncyCastleProvider.CONFIGURATION);
- }
- }
-
- public static class ECMQV
- extends EC
- {
- public ECMQV()
- {
- super("ECMQV", BouncyCastleProvider.CONFIGURATION);
- }
- }
-} \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-10 16:55:51 +0000