From 4dc570bf605f0fabc52f1511c35672eaed421543 Mon Sep 17 00:00:00 2001
From: Roger Dingledine <arma@torproject.org>
Date: Thu, 24 Mar 2005 06:29:28 +0000
Subject: [PATCH] note that you can't attachstream to a non-open circuit.

svn:r3858
---
 doc/control-spec.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/doc/control-spec.txt b/doc/control-spec.txt
index f3b148d158..05b016192f 100644
--- a/doc/control-spec.txt
+++ b/doc/control-spec.txt
@@ -1,6 +1,6 @@
 $Id$
 
-                            TC: A Tor control protocol
+                      TC: A Tor control protocol
 
 0. Scope
 
@@ -359,6 +359,8 @@ the message.
   This message informs the server that the specified stream should be
   associated with the specified circuit.  Each stream may be associated with
   at most one circuit, and multiple streams may share the same circuit.
+  Streams can only be attached to completed circuits (that is, circuits that
+  have sent a circuit status 'built' event).
 
   If the circuit ID is 0, responsibility for attaching the given stream is
   returned to Tor.