added files for IPV6

[ppp.git] / pppd / eui64.c

diff --git a/pppd/eui64.c b/pppd/eui64.c
new file mode 100644 (file)
index 0000000..6de8e10
--- /dev/null
+++ b/pppd/eui64.c
@@ -0,0 +1,39 @@
+/*
+ * eui64.c - EUI64 routines for IPv6CP.
+ *
+ * (c) 1999 Tommi Komulainen <Tommi.Komulainen@iki.fi>
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by Carnegie Mellon University.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $Id: eui64.c,v 1.1 1999/08/13 01:58:42 paulus Exp $
+ */
+#ifndef lint
+static char rcsid[] = "$Id: eui64.c,v 1.1 1999/08/13 01:58:42 paulus Exp $";
+#endif
+
+#include "pppd.h"
+
+/*
+ * eui64_ntoa - Make an ascii representation of an interface identifier
+ */
+char *
+eui64_ntoa(e)
+    eui64_t e;
+{
+    static char buf[32];
+
+    snprintf(buf, 32, "%02x%02x:%02x%02x:%02x%02x:%02x%02x",
+            e.e8[0], e.e8[1], e.e8[2], e.e8[3], 
+            e.e8[4], e.e8[5], e.e8[6], e.e8[7]);
+    return buf;
+}