[raknet] Implement TEABlockEncryptor ctor

raknet/TEABlockEncryptor.cpp

@@ -0,0 +1,16 @@
+// TODO: Implement TEABlockEncryptor.cpp
+
+#include "TEABlockEncryptor.h"
+
+#define TEA_ROUNDS		32
+#define TEA_XOR_MASK	0x5E94A3CF
+
+unsigned int TEABlockEncryptor::initObsDelta = (0x9E3779B9 ^ TEA_XOR_MASK);
+
+TEABlockEncryptor::TEABlockEncryptor()
+{
+	initDelta = initObsDelta ^ TEA_XOR_MASK;
+	initSum = initDelta * TEA_ROUNDS;
+
+	keySet = false;
+}

raknet/TEABlockEncryptor.h

@@ -0,0 +1,25 @@
+// TODO: Implement TEABlockEncryptor.h
+
+#ifndef __TEA_BLOCK_ENCRYPTOR_H
+#define __TEA_BLOCK_ENCRYPTOR_H
+
+#include "DataBlockEncryptor.h"
+
+class TEABlockEncryptor :
+	public DataBlockEncryptor
+{
+
+public:
+
+	TEABlockEncryptor();
+
+protected:
+
+	unsigned int initSum;
+	unsigned int initDelta;
+
+	static unsigned int initObsDelta;
+
+};
+
+#endif