Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*

[lttng-modules.git] / lttng-endian.h

diff --git a/lttng-endian.h b/lttng-endian.h
new file mode 100644 (file)
index 0000000..e86dab7
--- /dev/null
+++ b/lttng-endian.h
@@ -0,0 +1,31 @@
+#ifndef _LTTNG_ENDIAN_H
+#define _LTTNG_ENDIAN_H
+
+/*
+ * lttng-endian.h
+ *
+ * Copyright 2010-2011 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * Dual LGPL v2.1/GPL v2 license.
+ */
+
+#ifdef __KERNEL__
+# include <asm/byteorder.h>
+# ifdef __BIG_ENDIAN
+#  define __BYTE_ORDER __BIG_ENDIAN
+# elif defined(__LITTLE_ENDIAN)
+#  define __BYTE_ORDER __LITTLE_ENDIAN
+# else
+#  error "unknown endianness"
+# endif
+#ifndef __BIG_ENDIAN
+# define __BIG_ENDIAN 4321
+#endif
+#ifndef __LITTLE_ENDIAN
+# define __LITTLE_ENDIAN 1234
+#endif
+#else
+# include <endian.h>
+#endif
+
+#endif /* _LTTNG_ENDIAN_H */