using Org.BouncyCastle.Crypto; using Org.BouncyCastle.Security; namespace Org.BouncyCastle.Pqc.Crypto.Frodo { public class FrodoKeyPairGenerator : IAsymmetricCipherKeyPairGenerator { private FrodoParameters m_parameters; private SecureRandom m_random; public void Init(KeyGenerationParameters param) { FrodoKeyGenerationParameters frodoKeyGenerationParameters = (FrodoKeyGenerationParameters)param; m_parameters = frodoKeyGenerationParameters.Parameters; m_random = frodoKeyGenerationParameters.Random; } public AsymmetricCipherKeyPair GenerateKeyPair() { FrodoEngine engine = m_parameters.Engine; byte[] array = new byte[engine.PrivateKeySize]; byte[] array2 = new byte[engine.PublicKeySize]; engine.kem_keypair(array2, array, m_random); return new AsymmetricCipherKeyPair(new FrodoPublicKeyParameters(m_parameters, array2), new FrodoPrivateKeyParameters(m_parameters, array)); } } }