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[or-cvs] Specify and implement close-stream and close-circuit contro...



Update of /home/or/cvsroot/tor/doc
In directory moria.mit.edu:/tmp/cvs-serv23999/doc

Modified Files:
	TODO control-spec.txt 
Log Message:
Specify and implement close-stream and close-circuit control messages

Index: TODO
===================================================================
RCS file: /home/or/cvsroot/tor/doc/TODO,v
retrieving revision 1.290
retrieving revision 1.291
diff -u -d -r1.290 -r1.291
--- TODO	22 Mar 2005 19:01:46 -0000	1.290
+++ TODO	22 Mar 2005 19:36:38 -0000	1.291
@@ -62,7 +62,7 @@
 R  o Reset uptime when IP changes.
 
  Functionality
-N  . Implement pending controller features.
+  o Implement pending controller features.
     o Stubs for new functions.
     o GETINFO
       o Version
@@ -84,9 +84,9 @@
     o Event for "new descriptors"
     o Better stream IDs
     o Stream status changed: "new" state.
-    - EXTENDCIRCUIT
-R     - revised circ selection stuff.
-      - Implement controller interface.
+    o EXTENDCIRCUIT
+      o revised circ selection stuff.
+      o Implement controller interface.
     o ATTACHSTREAM
       o Make streams have an 'unattached and not-automatically-attachable'
         state. ("Controller managed.")
@@ -96,8 +96,13 @@
       o Time out never-attached streams.
       o If we never get a CONNECTED back, we should put the stream back in
         CONTROLLER_WAIT, not in CIRCUIT_WAIT.
-      - Add a way for the controller to say, "Hey, nuke this stream."
-    - Tests for new controller features
+      o Add a way for the controller to say, "Hey, nuke this stream."
+        o Specify
+        o Implement
+      o Add a way for the controller to say, "Hey, nuke this circuit."
+        o Specify
+        o Implement
+  - Tests for new controller features
 R o HTTPS proxy for OR CONNECT stuff. (For outgoing SSL connections to
     other ORs.)
   o Changes for forward compatibility

Index: control-spec.txt
===================================================================
RCS file: /home/or/cvsroot/tor/doc/control-spec.txt,v
retrieving revision 1.26
retrieving revision 1.27
diff -u -d -r1.26 -r1.27
--- control-spec.txt	22 Mar 2005 03:35:37 -0000	1.26
+++ control-spec.txt	22 Mar 2005 19:36:38 -0000	1.27
@@ -417,6 +417,29 @@
   after a new stream event is received, and before attaching this stream to
   a circuit.
 
+3.20 CLOSESTREAM (Type 0x0013)
+
+  Sent from the client to the server.  The message body contains three
+  fields:
+      Stream ID [4 octets]
+      Reason    [1 octet]
+      Flags     [1 octet]
+
+  Tells the server to close the specified stream.  The reason should be one
+  of the Tor RELAY_END reasons given in tor-spec.txt.  If the LSB of the
+  flags field is nonzero, and the stream wants to write data, Tor tries to
+  hold the stream open for a while until it can be flushed.
+
+3.21 CLOSECIRCUIT (Type 0x0014)
+
+  Sent from the client to the server.  The message body contains two
+  fields:
+     Circuit ID [4 octets]
+     Flags      [1 octet]
+
+  Tells the server to close the specified circuit.  If the LSB of the flags
+  field is nonzero, do not close the circuit unless it is unused.
+
 4. Implementation notes
 
 4.1. There are four ways we could authenticate, for now: