/**
* EdDSA-Java by str4d * * To the extent possible under law, the person who associated CC0 with * EdDSA-Java has waived all copyright and related or neighboring rights * to EdDSA-Java. * * You should have received a copy of the CC0 legalcode along with this * work. If not, see <https://creativecommons.org/publicdomain/zero/1.0/>. * */
package net.i2p.crypto.eddsa;
import java.security.AccessController; import java.security.PrivilegedAction; import java.security.Provider; import java.security.Security;
/**
* A security {@link Provider} that can be registered via {@link Security#addProvider(Provider)}
*
* @author str4d
*/
public class EdDSASecurityProvider extends Provider {
private static final long serialVersionUID = 1210027906682292307L;
public static final String PROVIDER_NAME = "EdDSA";
public EdDSASecurityProvider() {
super(PROVIDER_NAME, 0.2 /* should match POM major.minor version */, "str4d " + PROVIDER_NAME + " security provider wrapper");
AccessController.doPrivileged(new PrivilegedAction<Object>() {
@Override
public Object run() {
setup();
return null;
}
});
}
protected void setup() {
// See https://docs.oracle.com/javase/8/docs/technotes/guides/security/crypto/HowToImplAProvider.html
put("KeyFactory." + EdDSAKey.KEY_ALGORITHM, "net.i2p.crypto.eddsa.KeyFactory");
put("KeyPairGenerator." + EdDSAKey.KEY_ALGORITHM, "net.i2p.crypto.eddsa.KeyPairGenerator");
put("Signature." + EdDSAEngine.SIGNATURE_ALGORITHM, "net.i2p.crypto.eddsa.EdDSAEngine");
// OID Mappings
// See section "Mapping from OID to name".
// The Key* -> OID mappings correspond to the default algorithm in KeyPairGenerator.
//
// From draft-ieft-curdle-pkix-04:
// id-Ed25519 OBJECT IDENTIFIER ::= { 1 3 101 112 }
put("Alg.Alias.KeyFactory.1.3.101.112", EdDSAKey.KEY_ALGORITHM);
put("Alg.Alias.KeyFactory.OID.1.3.101.112", EdDSAKey.KEY_ALGORITHM);
put("Alg.Alias.KeyPairGenerator.1.3.101.112", EdDSAKey.KEY_ALGORITHM);
put("Alg.Alias.KeyPairGenerator.OID.1.3.101.112", EdDSAKey.KEY_ALGORITHM);
put("Alg.Alias.Signature.1.3.101.112", EdDSAEngine.SIGNATURE_ALGORITHM);
put("Alg.Alias.Signature.OID.1.3.101.112", EdDSAEngine.SIGNATURE_ALGORITHM);
}
}