diff --git a/lib/log.c b/lib/log.c
index 21bf3f2..cbf76af 100644
--- a/lib/log.c
+++ b/lib/log.c
@@ -886,3 +886,17 @@
     }
   return command_types[command].string;
 }
+
+#define RTSIZE	(sizeof(route_types)/sizeof(route_types[0]))
+
+int
+proto_name2num(const char *s)
+{
+   unsigned i;
+
+   for (i=0; i<RTSIZE; ++i)
+     if (strcasecmp(s, route_types[i].string) == 0)
+       return route_types[i].type;
+   return -1;
+}
+#undef RTSIZE