From 9b2e7086a1ea7e7a2de70a24a3847806d75fa250 Mon Sep 17 00:00:00 2001
From: Teddy <ted.sybil@gmail.com>
Date: Tue, 27 Aug 2013 15:57:17 +0800
Subject: ptp v0.4a logout support

---
 server/piztor/ptp.rst | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/server/piztor/ptp.rst b/server/piztor/ptp.rst
index cc0d30c..492a44f 100644
--- a/server/piztor/ptp.rst
+++ b/server/piztor/ptp.rst
@@ -1,4 +1,4 @@
-Piztor Transmission Protocol v0.4
+Piztor Transmission Protocol v0.4a
 ----------------------------------
 
 - General 
@@ -141,3 +141,22 @@ Piztor Transmission Protocol v0.4
 
     :``0x00``: gid (value is a 4-byte ``long int``)
     :``0x01``: sex (value is a 1-byte ``boolean``: ``0x01`` for male, ``0x00`` for female)
+
+- User Logout
+
+  - Request
+
+  ::
+
+      +--1b--+-----?b------+
+      | 0x04 |  AUTH_HEAD  |
+      +------+-------------+
+
+  - Response
+
+  ::
+
+      +--1b--+---1b---+
+      | 0x04 | STATUS |
+      +------+--------+
+
-- 
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