public TCryptographicCredentials GetCryptographicCredentials <TCryptographicCredentials>(KeyDerivationPrf keyDerivationPrf, string password, IEnumerable <byte> salt, int iterations, int totalNumberOfBytes, IEnumerable <byte> initialVector) where TCryptographicCredentials : ICryptographicCredentials
{
var key = _hashingProvider.PasswordDerivedBytes(password, salt, keyDerivationPrf, iterations, totalNumberOfBytes);
var credentials = GetCryptographicCredentials <TCryptographicCredentials>(Constants.AES, key, initialVector);
credentials.KeyDerivationPrf = keyDerivationPrf;
credentials.Iterations = iterations;
credentials.TotalNumberOfBytes = totalNumberOfBytes;
return(credentials);
}
private async Task <IEnumerable <byte> > Encrypt(EncryptionMethod encryptionMethod,
ICryptographicCredentials cryptographicCredentials, string value, StringCase @case)
{
switch (encryptionMethod)
{
case EncryptionMethod.Encryption:
return(await _cryptographyProvider.Encrypt(cryptographicCredentials, value.Case(@case)));
case EncryptionMethod.Hashing:
return(_hashingProvider.PasswordDerivedBytes(value, cryptographicCredentials.Key,
cryptographicCredentials.KeyDerivationPrf, cryptographicCredentials.Iterations,
cryptographicCredentials.TotalNumberOfBytes));
default: throw new NotSupportedException();
}
;
}