Huge overhall; fix code; remove external deps

1 files changed, 21 insertions, 0 deletions

diff --git a/src/xendian.h b/src/xendian.h
new file mode 100644
index 0000000..b43661f
--- /dev/null
+++ b/src/xendian.h
@@ -0,0 +1,21 @@
+#ifndef TOTP_XENDIAN_H
+#define TOTP_XENDIAN_H
+
+/* This header grabs the htobe64() and co. functions in a more
+   cross-platform manner.  In general you will find these functions in
+   <sys/endian.h>, however Linux and OpenBSD include them in <endian.h>.
+   To make things even better this header doesn’t exist on MacOS so we
+   need to define wrapper macros for the htonXX() functions from
+   <arpa/inet.h>. */
+
+#if defined(__OpenBSD__) || defined(__linux__)
+#	include <endian.h>
+#elif defined(__APPLE__)
+#	include <arpa/inet.h>
+#	define htobe32(x) htonl(x)
+#	define htobe64(x) htonll(x)
+#else
+#	include <sys/endian.h>
+#endif
+
+#endif /* !TOTP_XENDIAN_H */