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authorTheo de Raadt <deraadt@cvs.openbsd.org>1995-10-18 08:53:40 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>1995-10-18 08:53:40 +0000
commitd6583bb2a13f329cf0332ef2570eb8bb8fc0e39c (patch)
treeece253b876159b39c620e62b6c9b1174642e070e /sys/lib/libkern/htonl.c
initial import of NetBSD tree
Diffstat (limited to 'sys/lib/libkern/htonl.c')
-rw-r--r--sys/lib/libkern/htonl.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/sys/lib/libkern/htonl.c b/sys/lib/libkern/htonl.c
new file mode 100644
index 00000000000..971757f2028
--- /dev/null
+++ b/sys/lib/libkern/htonl.c
@@ -0,0 +1,29 @@
+/* $NetBSD: htonl.c,v 1.6 1995/10/07 09:26:26 mycroft Exp $ */
+
+/*
+ * Written by J.T. Conklin <jtc@netbsd.org>.
+ * Public domain.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static char *rcsid = "$NetBSD: htonl.c,v 1.6 1995/10/07 09:26:26 mycroft Exp $";
+#endif
+
+#include <sys/types.h>
+#include <machine/endian.h>
+
+#undef htonl
+
+unsigned long
+htonl(x)
+ unsigned long x;
+{
+ u_int32_t y = x;
+
+#if BYTE_ORDER == LITTLE_ENDIAN
+ u_char *s = (u_char *)&y;
+ return s[0] << 24 | s[1] << 16 | s[2] << 8 | s[3];
+#else
+ return y;
+#endif
+}