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[or-cvs] r18102: {tor} make an assert tighter and replace another with an if. (tor/trunk/src/or)



Author: nickm
Date: 2009-01-14 01:36:33 -0500 (Wed, 14 Jan 2009)
New Revision: 18102

Modified:
   tor/trunk/src/or/connection_edge.c
Log:
make an assert tighter and replace another with an if.

Modified: tor/trunk/src/or/connection_edge.c
===================================================================
--- tor/trunk/src/or/connection_edge.c	2009-01-14 06:36:30 UTC (rev 18101)
+++ tor/trunk/src/or/connection_edge.c	2009-01-14 06:36:33 UTC (rev 18102)
@@ -2137,6 +2137,7 @@
   ap_conn->stream_id = get_unique_stream_id_by_circ(circ);
   if (ap_conn->stream_id==0) {
     connection_mark_unattached_ap(ap_conn, END_STREAM_REASON_INTERNAL);
+    /*XXXX022 _close_ the circuit because it's full?  That sounds dumb. */
     circuit_mark_for_close(TO_CIRCUIT(circ), END_CIRC_REASON_RESOURCELIMIT);
     return -1;
   }
@@ -2144,7 +2145,6 @@
   if (command == SOCKS_COMMAND_RESOLVE) {
     string_addr = ap_conn->socks_request->address;
     payload_len = (int)strlen(string_addr)+1;
-    tor_assert(payload_len <= RELAY_PAYLOAD_SIZE);
   } else {
     /* command == SOCKS_COMMAND_RESOLVE_PTR */
     const char *a = ap_conn->socks_request->address;
@@ -2171,9 +2171,15 @@
 
     string_addr = inaddr_buf;
     payload_len = (int)strlen(inaddr_buf)+1;
-    tor_assert(payload_len <= RELAY_PAYLOAD_SIZE);
+    tor_assert(payload_len <= (int)sizeof(inaddr_buf));
   }
 
+  if (payload_len > RELAY_PAYLOAD_SIZE) {
+    /* This should be impossible: we don't accept addresses this big. */
+    connection_mark_unattached_ap(ap_conn, END_STREAM_REASON_INTERNAL);
+    return -1;
+  }
+
   log_debug(LD_APP,
             "Sending relay cell to begin stream %d.", ap_conn->stream_id);