public KeyStore <T> EncryptAndGenerateKeyStore(string password, byte[] privateKey, string address, T kdfParams)
{
if (password == null)
{
throw new ArgumentNullException(nameof(password));
}
if (privateKey == null)
{
throw new ArgumentNullException(nameof(privateKey));
}
if (address == null)
{
throw new ArgumentNullException(nameof(address));
}
if (kdfParams == null)
{
throw new ArgumentNullException(nameof(kdfParams));
}
if (privateKey.Length != 32)
{
throw new ArgumentException("Private key should be 32 bytes", nameof(privateKey));
}
var salt = RandomBytesGenerator.GenerateRandomSalt();
var derivedKey = GenerateDerivedKey(KeyStoreCrypto.GetPasswordAsBytes(password), salt, kdfParams);
var cipherKey = KeyStoreCrypto.GenerateCipherKey(derivedKey);
var iv = RandomBytesGenerator.GenerateRandomInitialisationVector();
var cipherText = GenerateCipher(privateKey, iv, cipherKey);
var mac = KeyStoreCrypto.GenerateMac(derivedKey, cipherText);
var cryptoInfo = new CryptoInfo <T>(GetCipherType(), cipherText, iv, mac, salt, kdfParams, GetKdfType());
var keyStore = new KeyStore <T>
{
Version = CurrentVersion,
Address = address,
Id = Guid.NewGuid().ToString(),
Crypto = cryptoInfo
};
return(keyStore);
}
protected override byte[] GenerateDerivedKey(string password, byte[] salt, ScryptParams kdfParams)
{
return(KeyStoreCrypto.GenerateDerivedScryptKey(KeyStoreCrypto.GetPasswordAsBytes(password), salt,
kdfParams.N, kdfParams.R,
kdfParams.P, kdfParams.Dklen));
}