C#

struct Data
{
   int val;
   char* pStr;
};

Data data[] = 
{
   { 0, "Zero" },
   { 1, "One" },
   { -1, NULL }
};

public struct Data
{
   public int val;
   public string str;
};

static public Data data[] = 
{
   { 0, "Zero" },
   { 1, "One" },
   { -1, NULL }
};

public struct Data
{
   public int val;
   public string str;
   public Data(int v, string s) { val = v; str = s; }
};

static public Data data[] = 
{
   new Data(0, "Zero"),
   new Data(1, "One" ),
   new Data(-1, NULL )
};

<br />
public byte[] SecureSerialize(byte[] key, byte[] iv)<br />
{<br />
	if (encrypted == Encryption.NotEncrypted) throw new Exception("Message type should be serialized with Serialize()");<br />
<br />
	byte[] streamBuffer = new byte[BufferSize];<br />
<br />
	streamBuffer[0] = (byte)msgType;<br />
	streamBuffer[1] = (byte)encrypted;<br />
<br />
	MemoryStream ms = new MemoryStream(streamBuffer, sizeOffset, BufferSize - sizeOffset);<br />
<br />
	RijndaelManaged rij = new RijndaelManaged();<br />
	CryptoStream cs = new CryptoStream(ms, rij.CreateEncryptor(key, iv), CryptoStreamMode.Write);<br />
<br />
	BinaryFormatter bf = new BinaryFormatter();<br />
	bf.Serialize(cs, this);<br />
<br />
	cs.Flush();<br />
	ms.Flush();<br />
<br />
	SHA1Managed hashAlg = new SHA1Managed();<br />
	byte[] hash = hashAlg.ComputeHash(streamBuffer, 0, (int)ms.Position + sizeOffset);<br />
	bf.Serialize(ms, hash);<br />
<br />
	byte[] returnBuffer = new byte[(int)ms.Position + sizeOffset];<br />
	Array.Copy(streamBuffer, 0, returnBuffer, 0, (int)ms.Position + sizeOffset);<br />
<br />
	return returnBuffer;<br />
}<br />
<br />
public static UdpMessage SecureDeserialize(byte[] msg, byte[] key, byte[] iv)<br />
{<br />
	if ((Encryption)msg[1] == Encryption.NotEncrypted) throw new Exception("Message type should be deserialized with Deserialize()");<br />
<br />
	byte[] decryptedBuffer = msg;<br />
<br />
	MemoryStream ms = new MemoryStream(decryptedBuffer, sizeOffset, decryptedBuffer.Length - sizeOffset);<br />
<br />
	RijndaelManaged rij = new RijndaelManaged();<br />
	CryptoStream cs = new CryptoStream(ms, rij.CreateDecryptor(key, iv), CryptoStreamMode.Read);<br />
<br />
	BinaryFormatter bf = new BinaryFormatter();<br />
	UdpMessage message = (UdpMessage)bf.Deserialize(cs);<br />
<br />
	cs.Flush();<br />
	ms.Flush();<br />
<br />
	message.msgType = (MessageType)msg[0];<br />
	message.encrypted = (Encryption)msg[1];<br />
<br />
	SHA1Managed hashAlg = new SHA1Managed();<br />
	byte[] calculatedHash = hashAlg.ComputeHash(decryptedBuffer, 0, (int)ms.Position + sizeOffset);<br />
	byte[] msgHash = (byte[])bf.Deserialize(ms);<br />
	for (int i = 0 ; i < calculatedHash.Length ; i++)<br />
		if (calculatedHash[i] != msgHash[i])<br />
			throw new CryptographicException("Hash missmatch");<br />
<br />
	return message;<br />
}<br />