public void EncryptDecryptSimpleStringTest()
{
string plainText = "Hello World!";
byte[] plainBytes = System.Text.Encoding.UTF8.GetBytes(plainText);
byte[] iv = SimpleRandomGenerator.QuickGetRandomBytes(16);
byte[] key = SimpleRandomGenerator.QuickGetRandomBytes(32);
byte[] cipherBytes = AESUtility.EncryptBytes(plainBytes, key, iv);
byte[] decryptedBytes = AESUtility.DecryptBytes(cipherBytes, key, iv);
string decryptedPlainText = System.Text.Encoding.UTF8.GetString(decryptedBytes);
Assert.AreEqual(plainText, decryptedPlainText);
}
public Boolean Process()
{
Boolean retVal = false;
try
{
_state = Common.NodeState.Processing;
DLoggerManager.Instance.Logger.Log(DFramework.Logging.Interfaces.LoggerMessageType.VerboseHigh | DFramework.Logging.Interfaces.LoggerMessageType.Information | DFramework.Logging.Interfaces.LoggerMessageType.Sensitive, "Processing AESEncryptNode.");
Boolean randomIV = false;
if (IV.Value == null)
{
Byte[] iv = SimpleRandomGenerator.QuickGetRandomBytes(16);
IV.SetValue(iv);
randomIV = true;
}
Byte[] inBlock = UnicodeEncoding.Unicode.GetBytes((String)PlainText.Value);
DLoggerManager.Instance.Logger.Log(DFramework.Logging.Interfaces.LoggerMessageType.VerboseHigh | DFramework.Logging.Interfaces.LoggerMessageType.Information | DFramework.Logging.Interfaces.LoggerMessageType.Sensitive, "Creating AES encryptor.");
DLoggerManager.Instance.Logger.Log(DFramework.Logging.Interfaces.LoggerMessageType.VerboseHigh | DFramework.Logging.Interfaces.LoggerMessageType.Information | DFramework.Logging.Interfaces.LoggerMessageType.Sensitive, "Key = {0}.", ((Byte[])Key.Value).ToPrettyString());
DLoggerManager.Instance.Logger.Log(DFramework.Logging.Interfaces.LoggerMessageType.VerboseHigh | DFramework.Logging.Interfaces.LoggerMessageType.Information | DFramework.Logging.Interfaces.LoggerMessageType.Sensitive, "IV = {0}.", ((Byte[])IV.Value).ToPrettyString());
DLoggerManager.Instance.Logger.Log(DFramework.Logging.Interfaces.LoggerMessageType.VerboseHigh | DFramework.Logging.Interfaces.LoggerMessageType.Information | DFramework.Logging.Interfaces.LoggerMessageType.Sensitive, "Input = {0}.", inBlock.ToPrettyString());
Byte[] outBlock = AESUtility.EncryptBytes(inBlock, (Byte[])Key.Value, (Byte[])IV.Value);
if (randomIV)
{
using (MemoryStream dataWithIV = new MemoryStream())
{
dataWithIV.Write(IV.Value, 0, IV.Value.Length);
dataWithIV.Write(outBlock, 0, outBlock.Length);
dataWithIV.Flush();
_encryptedData.SetValue(dataWithIV.ToArray());
}
}
else
{
_encryptedData.SetValue(outBlock);
}
retVal = true;
}
finally
{
_state = Common.NodeState.Processed;
if (retVal)
{
Processed?.Invoke(this, EventArgs.Empty);
}
}
if (retVal)
{
if (_next != null && _next.Length > 0)
{
return(_next[0].Process());
}
else
{
return(true);
}
}
else
{
return(false);
}
}