First commit.

include/ehs/Data.h

@@ -0,0 +1,45 @@
+#pragma once
+
+#include "EHS.h"
+#include "Serializer.h"
+
+namespace ehs
+{
+    class Data
+    {
+    public:
+        template<typename T>
+        static void SwapEndianness(T* value)
+        {
+            Byte tmp = 0;
+            for (UInt_64 i = 0; i < sizeof(T) / 2; ++i)
+            {
+                tmp = ((Byte*)value)[i];
+                ((Byte*)value)[i] = ((Byte*)value)[sizeof(T) - i - 1];
+                ((Byte*)value)[sizeof(T) - i - 1] = tmp;
+            }
+        }
+
+        template<typename T>
+        static Array<T> SwapEndianness(const T* const array, const UInt_64 size)
+        {
+            Array<T> result(size);
+
+            for (UInt_64 i = size; i; --i)
+                result[size - i] = array[i - 1];
+
+            return result;
+        }
+
+        template<typename N>
+        static Serializer<N> SwapEndianness(const Serializer<N>& data)
+        {
+            Serializer<N> result(data.Size());
+
+            for (N i = 0; i < data.Size(); ++i)
+                result[i] = data[data.Size() - i - 1];
+
+            return result;
+        }
+    };
+}