[or-cvs] Chek for overlong nicknames in add_nickname_list_to_smartlist

[Nick Mathewson]

Update of /home/or/cvsroot/src/or
In directory moria.mit.edu:/tmp/cvs-serv3005/src/or

Modified Files:
	routerlist.c 
Log Message:
Chek for overlong nicknames in add_nickname_list_to_smartlist

Index: routerlist.c
===================================================================
RCS file: /home/or/cvsroot/src/or/routerlist.c,v
retrieving revision 1.109
retrieving revision 1.110
diff -u -d -r1.109 -r1.110
--- routerlist.c	22 Jul 2004 21:31:04 -0000	1.109
+++ routerlist.c	22 Jul 2004 21:36:03 -0000	1.110
@@ -158,6 +158,11 @@
   start = list;
   while(*start) {
     end=start; while(*end && !isspace((int)*end) && *end != ',') end++;
+    if (end-start > MAX_HEX_NICKNAME_LEN) {
+      log_fn(LOG_WARN,"Nickname too long; skipping");
+      start = end;
+      continue;
+    }
     memcpy(nick,start,end-start);
     nick[end-start] = 0; /* null terminate it */
     router = router_get_by_nickname(nick);