From 37f37b9ae576958fcfbf79561ca2a0203d64285d Mon Sep 17 00:00:00 2001
From: Etienne Millon <me@emillon.org>
Date: Fri, 17 Aug 2018 13:53:18 +0200
Subject: [PATCH] Add byte swap macros for Xen

This fixes compilation to Xen unikernels.
---
 src/native/endian.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/native/endian.h b/src/native/endian.h
index 05ac28f..8495e74 100644
--- a/src/native/endian.h
+++ b/src/native/endian.h
@@ -21,6 +21,21 @@
 #define be64toh(x) OSSwapBigToHostInt64(x)
 #define le64toh(x) OSSwapLittleToHostInt64(x)
 
+#elif defined(__MINIOS__)
+
+#include <endian.h>
+#include <byteswap.h>
+
+#if (BYTE_ORDER == LITTLE_ENDIAN)
+#define htobe64(x) (bswap_64(x))
+#define be64toh(x) (bswap_64(x))
+#elif (BYTE_ORDER == BIG_ENDIAN)
+#define htobe64(x) (x)
+#define be64toh(x) (x)
+#else
+#error "Cannot determine byte order"
+#endif
+
 #else
 
 /* Needs _DEFAULT_SOURCE with glibc */