/// <summary>
/// Serializes data.
/// </summary>
/// <typeparam name="_T">data type to be serialized</typeparam>
/// <param name="dataToSerialize">data to be serialized</param>
/// <returns>serialized data</returns>
public object Serialize <_T>(_T dataToSerialize)
{
using (EneterTrace.Entering())
{
byte[][] aData = new byte[3][];
// Generate random key for AES.
AesManaged anAes = new AesManaged();
anAes.KeySize = myAesBitSize;
anAes.GenerateIV();
anAes.GenerateKey();
// Serialize data with AES using the random key.
AesSerializer anAesSerializer = new AesSerializer(anAes.Key, anAes.IV, myUnderlyingSerializer);
aData[2] = (byte[])anAesSerializer.Serialize <_T>(dataToSerialize);
// Encrypt the random key with RSA using the public key.
// Note: Only guy having the private key can decrypt it.
RSACryptoServiceProvider aCryptoServiceProvider = new RSACryptoServiceProvider();
aCryptoServiceProvider.ImportParameters(myPublicKey);
aData[0] = aCryptoServiceProvider.Encrypt(anAes.Key, false);
aData[1] = aCryptoServiceProvider.Encrypt(anAes.IV, false);
// Serialize encrypted data, key and iv with the underlying serializer.
object aSerializedData = myUnderlyingSerializer.Serialize <byte[][]>(aData);
return(aSerializedData);
}
}
/// <summary>
/// Deserializes data.
/// </summary>
/// <typeparam name="_T">data type to be deserialized</typeparam>
/// <param name="serializedData">serialized data</param>
/// <returns>deserialized data type</returns>
public _T Deserialize <_T>(object serializedData)
{
using (EneterTrace.Entering())
{
// Deserialize data
byte[][] aData = myUnderlyingSerializer.Deserialize <byte[][]>(serializedData);
// Use the private key to decrypt the key and iv for the AES.
RSACryptoServiceProvider aCryptoServiceProvider = new RSACryptoServiceProvider();
aCryptoServiceProvider.ImportParameters(myPrivateKey);
byte[] aKey = aCryptoServiceProvider.Decrypt(aData[0], false);
byte[] anIv = aCryptoServiceProvider.Decrypt(aData[1], false);
// Decrypt data content which its encrypted with AES.
AesSerializer anAes = new AesSerializer(aKey, anIv, myUnderlyingSerializer);
_T aDeserializedData = anAes.Deserialize <_T>(aData[2]);
return(aDeserializedData);
}
}
