Examples with ECPrivateKey org.gudy.bouncycastle.jce.interfaces.ECPrivateKey used on opensource projects

Example 1 with ECPrivateKey

use of org.gudy.bouncycastle.jce.interfaces.ECPrivateKey in project BiglyBT by BiglySoftware.

the class ECUtil method generatePrivateKeyParameter.

public static AsymmetricKeyParameter generatePrivateKeyParameter(PrivateKey key) throws InvalidKeyException {
    if (key instanceof ECPrivateKey) {
        ECPrivateKey k = (ECPrivateKey) key;
        ECParameterSpec s = k.getParams();
        return new ECPrivateKeyParameters(k.getD(), new ECDomainParameters(s.getCurve(), s.getG(), s.getN()));
    }
    throw new InvalidKeyException("can't identify EC private key.");
}