Byte swapping utility function

Src/Util/ByteSwap.cpp

@@ -0,0 +1,14 @@
+#include "Util/ByteSwap.h"
+
+namespace Util
+{
+  void ByteSwap(uint8_t *buffer, size_t size)
+  {
+    for (size_t i = 0; i < (size & ~1); i += 2)
+    {
+      uint8_t x = buffer[i + 0];
+      buffer[i + 0] = buffer[i + 1];
+      buffer[i + 1] = x;
+    }
+  }
+} // Util

Src/Util/ByteSwap.h

@@ -0,0 +1,12 @@
+#ifndef INCLUDED_BYTESWAP_H
+#define INCLUDED_BYTESWAP_H
+
+#include <cstddef>
+#include <cstdint>
+
+namespace Util
+{
+  void ByteSwap(uint8_t *buffer, size_t size);
+} // Util
+
+#endif  // INCLUDED_BYTESWAP_H