/*****************************************************************************
* xenbus.h
*
* Xenbus protocol details.
*
* Copyright (C) 2005 XenSource Ltd.
*/

#ifndef _XEN_PUBLIC_IO_XENBUS_H
#define _XEN_PUBLIC_IO_XENBUS_H

/* The state of either end of the Xenbus, i.e. the current communication
status of initialisation across the bus. States here imply nothing about
the state of the connection between the driver and the kernel's device
layers. */
enum xenbus_state
{
XenbusStateUnknown = 0,
XenbusStateInitialising = 1,
XenbusStateInitWait = 2, /* Finished early
initialisation, but waiting
for information from the peer
or hotplug scripts. */
XenbusStateInitialised = 3, /* Initialised and waiting for a
connection from the peer. */
XenbusStateConnected = 4,
XenbusStateClosing = 5, /* The device is being closed
due to an error or an unplug
event. */
XenbusStateClosed = 6,

/*
* Reconfiguring: The device is being reconfigured.
*/
XenbusStateReconfiguring = 7,

XenbusStateReconfigured = 8
};

#endif /* _XEN_PUBLIC_IO_XENBUS_H */

/*
* Local variables:
* c-file-style: "linux"
* indent-tabs-mode: t
* c-indent-level: 8
* c-basic-offset: 8
* tab-width: 8
* End:
*/