- djm@cvs.openbsd.org 2009/11/17 05:31:44

[openssh.git] / nchan.ms

diff --git a/nchan.ms b/nchan.ms
index 18e7e9a9a89770f7bdd70f851f72aa6610b179ac..57576017b3646387fe3d0611d041f6c29c4041fd 100644 (file)
--- a/nchan.ms
+++ b/nchan.ms
@@ -1,3 +1,28 @@
+.\"    $OpenBSD: nchan.ms,v 1.8 2003/11/21 11:57:03 djm Exp $
+.\"
+.\"
+.\" Copyright (c) 1999 Markus Friedl.  All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+.\"
 .TL
 OpenSSH Channel Close Protocol 1.5 Implementation
 .SH
@@ -24,6 +49,9 @@ arrow  from S3.n to S4.s
 box invis "rcvd OCLOSE/" "-" with .w at last arrow.c
 ellipse wid .9*ellipsewid ht .9*ellipseht at S4
 arrow "start" "" from S1.w+(-0.5,0) to S1.w
+arrow from S2.ne to S4.sw
+box invis "rcvd OCLOSE/     " with .e at last arrow.c
+box invis " send IEOF" with .w at last arrow.c
 .PE
 .SH
 Channel Output State Diagram
@@ -48,7 +76,7 @@ arrow "start" "" from S1.w+(-0.5,0) to S1.w
 Notes
 .PP
 The input buffer is filled with data from the socket
-(the socket represents the local comsumer/producer of the
+(the socket represents the local consumer/producer of the
 forwarded channel).
 The data is then sent over the INPUT-end (transmit-end) of the channel to the
 remote peer.
@@ -57,7 +85,7 @@ saved in the output buffer and written to the socket.
 .PP
 If the local protocol instance has forwarded all data on the
 INPUT-end of the channel, it sends an IEOF message to the peer.
-If the peer receives the IEOF and has comsumed all
+If the peer receives the IEOF and has consumed all
 data he replies with an OCLOSE.
 When the local instance receives the OCLOSE
 he considers the INPUT-half of the channel closed.
@@ -66,6 +94,6 @@ The peer has his OUTOUT-half closed.
 A channel can be deallocated by a protocol instance
 if both the INPUT- and the OUTOUT-half on his
 side of the channel are closed.
-Note that when an instance is unable to comsume the
+Note that when an instance is unable to consume the
 received data, he is permitted to send an OCLOSE
 before the matching IEOF is received.