From 13465753d3ed056609ec1e3137750a05d0497a66 Mon Sep 17 00:00:00 2001 From: Richard Jones Date: Sun, 19 Apr 2009 14:39:19 +0100 Subject: [PATCH] Document initial message. --- guestfs.pod | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/guestfs.pod b/guestfs.pod index a462431..db8887e 100644 --- a/guestfs.pod +++ b/guestfs.pod @@ -615,6 +615,13 @@ parameters, but with the roles of daemon and library reversed. sequence of chunks for FileOut param #0 sequence of chunks for FileOut param #1 etc. +=head3 INITIAL MESSAGE + +Because the underlying channel (QEmu -net channel) doesn't have any +sort of connection control, when the daemon launches it sends an +initial word (C) which indicates that the guest +and daemon is alive. This is what C waits for. + =head1 ENVIRONMENT VARIABLES =over 4 -- 1.8.3.1