--- gvpe/src/util.C	2003/10/14 19:46:46	1.9
+++ gvpe/src/util.C	2004/01/29 18:55:10	1.12
@@ -1,5 +1,6 @@
 /*
     util.C -- process management and other utility functions
+    Copyright (C) 2003 Marc Lehmann <pcg@goof.com>
     
     Some of these are taken from tinc, see the AUTHORS file.
  
@@ -21,6 +22,7 @@
 #include "config.h"
 
 #include <cstdio>
+#include <cstdlib>
 #include <cstring>
 
 #include <errno.h>
@@ -144,7 +146,7 @@
       char *filename;
       asprintf (&filename, "%s/%s", confbase, cb());
       execl (filename, filename, (char *) 0);
-      exit (255);
+      exit (126);
     }
   else if (pid > 0)
     {
@@ -204,3 +206,28 @@
 }
 #endif
 
+void
+id2mac (unsigned int id, void *m)
+{
+  mac &p = *(mac *)m;
+
+  if (id)
+    {
+      p[0] = 0xfe;
+      p[1] = 0xfd;
+      p[2] = 0x80;
+      p[3] = 0x00;
+      p[4] = id >> 8;
+      p[5] = id;
+    }
+  else
+    {
+      p[0] = 0xff;
+      p[1] = 0xff;
+      p[2] = 0xff;
+      p[3] = 0xff;
+      p[4] = 0xff;
+      p[5] = 0xff;
+    }
+}
+