public static void CreateOutput(BaseCryptographyCliInput input, object toOutput)
{
// Get required format
string formattedOutput = default(string);
switch (input.OutputFormat)
{
case OutputFormat.json:
formattedOutput = JsonConvert.SerializeObject(toOutput);
Log.Information("Output serialized to JSON object.");
break;
default:
formattedOutput = CLIHelpers.PropertiesToString(toOutput);
Log.Information("Output serialized to console human readable object.");
break;
}
// Process to output
if (string.IsNullOrEmpty(input.OutputFilePath))
{
Log.Information("Printing output to the console.");
Console.WriteLine(formattedOutput);
}
else
{
Log.Information($"Data will be saved into the file {input.OutputFilePath}.");
File.WriteAllText(input.OutputFilePath, formattedOutput);
}
}
/// <summary>
/// AES Decryption service.
/// </summary>
/// <param name="toDecryption">CLI input model.</param>
/// <returns>CLI output model with information about decryption.</returns>
public static SymmetricCryptographyCliOutput DecryptionRequest(ISymmetricCryptographyCliInput toDecryption, CryptoProvider cryptoProvider)
{
Log.Information($"New aes decryption request => {toDecryption.CipherType}");
if (string.IsNullOrEmpty(toDecryption.Content))
{
Log.Information("Data which should be decrypted missing - asking user for input.");
toDecryption.Content = CLIHelpers.InformationProvider("Enter entrycpted phrase");
}
if (string.IsNullOrEmpty(toDecryption.Key))
{
Log.Information("The encryption key is missing - asking user for input.");
toDecryption.Key = CLIHelpers.InformationProvider("Enter encryption key");
}
if (string.IsNullOrEmpty(toDecryption.InitializationVector) && toDecryption.CipherType.CipherMode != CipherMode.ECB)
{
Log.Information("The initialization vector is missing - asking user for input");
toDecryption.InitializationVector = CLIHelpers.InformationProvider("Enter initialization vector");
}
SymmetricCryptographyProperties cryptoProperties;
if (toDecryption.CipherType.CipherMode == CipherMode.ECB)
{
// ignore IV when ECB cipher mode is used
cryptoProperties = new SymmetricCryptographyProperties(toDecryption.Key, toDecryption.CipherType.CipherMode);
}
else
{
cryptoProperties = new SymmetricCryptographyProperties(toDecryption.Key, toDecryption.InitializationVector, toDecryption.CipherType.CipherMode);
}
cryptoProvider.CryptographyProperties = cryptoProperties;
var decrypted = cryptoProvider.Decrypt(toDecryption.Content);
Log.Information("Successfully decrypted.");
return(new SymmetricCryptographyCliOutput(decrypted));
}
