Port: Add OSX endian.h compat

Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/include/babeltrace/endian.h b/include/babeltrace/endian.h
index 776863983586e8900ec3b6b1f97dac011d358db6..e6f20f4c041dbc848d7934a899ad000ba3e620cc 100644 (file)
--- a/include/babeltrace/endian.h
+++ b/include/babeltrace/endian.h
@@ -81,6 +81,44 @@
 #define BIG_ENDIAN     __BIG_ENDIAN
 #define PDP_ENDIAN     __PDP_ENDIAN
 #define BYTE_ORDER     __BYTE_ORDER
 #define BIG_ENDIAN     __BIG_ENDIAN
 #define PDP_ENDIAN     __PDP_ENDIAN
 #define BYTE_ORDER     __BYTE_ORDER

+
+#elif defined(__APPLE__)
+# include <machine/endian.h>
+# include <libkern/OSByteOrder.h>
+
+# if BYTE_ORDER == LITTLE_ENDIAN
+#  define htobe16(x) OSSwapConstInt16(x)
+#  define htole16(x) (x)
+#  define be16toh(x) OSSwapConstInt16(x)
+#  define le16toh(x) (x)
+
+#  define htobe32(x) OSSwapConstInt32(x)
+#  define htole32(x) (x)
+#  define be32toh(x) OSSwapConstInt32(x)
+#  define le32toh(x) (x)
+
+#  define htobe64(x) OSSwapConstInt64(x)
+#  define htole64(x) (x)
+#  define be64toh(x) OSSwapConstInt64(x)
+#  define le64toh(x) (x)
+
+# else /* BYTE_ORDER == LITTLE_ENDIAN */
+#  define htobe16(x) (x)
+#  define htole16(x) OSSwapConstInt16(x)
+#  define be16toh(x) (x)
+#  define le16toh(x) OSSwapConstInt16(x)
+
+#  define htobe32(x) (x)
+#  define htole32(x) OSSwapConstInt32(x)
+#  define be32toh(x) (x)
+#  define le32toh(x) OSSwapConstInt32(x)
+
+#  define htobe64(x) (x)
+#  define htole64(x) OSSwapConstInt64(x)
+#  define be64toh(x) (x)
+#  define le64toh(x) OSSwapConstInt64(x)
+#  endif
+

 #else
 #include <endian.h>
 #endif
 #else
 #include <endian.h>
 #endif