[or-cvs] r13604: be more clear about a possible integer underflow problem. th (tor/trunk/src/or)

[arma at seul.org]

Author: arma
Date: 2008-02-19 19:11:52 -0500 (Tue, 19 Feb 2008)
New Revision: 13604

Modified:
   tor/trunk/src/or/rendcommon.c
Log:
be more clear about a possible integer underflow problem. this
should probably be fixed better somehow.


Modified: tor/trunk/src/or/rendcommon.c
===================================================================
--- tor/trunk/src/or/rendcommon.c	2008-02-19 23:59:16 UTC (rev 13603)
+++ tor/trunk/src/or/rendcommon.c	2008-02-20 00:11:52 UTC (rev 13604)
@@ -510,6 +510,7 @@
     base16_encode(ipoint+1, HEX_DIGEST_LEN+1,
                   intro->extend_info->identity_digest,
                   DIGEST_LEN);
+    tor_assert(buflen >= cp-*str_out); /* XXX021 This assert is a kludge. */
     strlcpy(cp, ipoint, buflen-(cp-*str_out));
     cp += strlen(ipoint)+1;
   }