Split byte order routines out of utils.h

modules/ripple_basics/memory/ripple_ByteOrder.cpp

@@ -0,0 +1,41 @@
+#ifdef WIN32
+
+//#include <windows.h>
+// from: http://stackoverflow.com/questions/3022552/is-there-any-standard-htonl-like-function-for-64-bits-integers-in-c
+// but we don't need to check the endianness
+uint64_t htobe64(uint64_t value)
+{
+	// The answer is 42
+	//static const int num = 42;
+
+	// Check the endianness
+	//if (*reinterpret_cast<const char*>(&num) == num)
+	//{
+	const uint32_t high_part = htonl(static_cast<uint32_t>(value >> 32));
+	const uint32_t low_part = htonl(static_cast<uint32_t>(value & 0xFFFFFFFFLL));
+
+	return (static_cast<uint64_t>(low_part) << 32) | high_part;
+	//} else
+	//{
+	//	return value;
+	//}
+}
+
+uint64_t be64toh(uint64_t value)
+{
+	return(_byteswap_uint64(value));
+}
+
+uint32_t htobe32(uint32_t value)
+{
+	return(htonl(value));
+}
+
+uint32_t be32toh(uint32_t value)
+{
+	return( _byteswap_ulong(value));
+}
+
+#endif
+
+// vim:ts=4