Compiling the Crypto library on a host system

libraries/Crypto/utility/EndianUtil.h

@@ -25,6 +25,8 @@
 
 #include <inttypes.h>
 
+#if !defined(HOST_BUILD)
+
 // CPU is assumed to be little endian.   Edit this file if you
 // need to port this library to a big endian CPU.
 
@@ -63,4 +65,13 @@
     }))
 #define be64toh(x)  (htobe64((x)))
 
+#else // HOST_BUILD
+
+#include <endian.h>
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+#define CRYPTO_LITTLE_ENDIAN 1
+#endif
+
+#endif // HOST_BUILD
+
 #endif