ia64/xen-unstable

view linux-2.6-xen-sparse/drivers/xen/xenbus/xenbus_comms.h @ 13665:140afd7a5462

merge with xen-unstable.hg
author awilliam@xenbuild2.aw
date Sat Jan 27 14:07:19 2007 -0700 (2007-01-27)
parents 28e883b3933d
children b67c253d1cdb
line source
1 /*
2 * Private include for xenbus communications.
3 *
4 * Copyright (C) 2005 Rusty Russell, IBM Corporation
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation; or, when distributed
9 * separately from the Linux kernel or incorporated into other
10 * software packages, subject to the following license:
11 *
12 * Permission is hereby granted, free of charge, to any person obtaining a copy
13 * of this source file (the "Software"), to deal in the Software without
14 * restriction, including without limitation the rights to use, copy, modify,
15 * merge, publish, distribute, sublicense, and/or sell copies of the Software,
16 * and to permit persons to whom the Software is furnished to do so, subject to
17 * the following conditions:
18 *
19 * The above copyright notice and this permission notice shall be included in
20 * all copies or substantial portions of the Software.
21 *
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
25 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
27 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
28 * IN THE SOFTWARE.
29 */
31 #ifndef _XENBUS_COMMS_H
32 #define _XENBUS_COMMS_H
34 int xs_init(void);
35 int xb_init_comms(void);
37 /* Low level routines. */
38 int xb_write(const void *data, unsigned len);
39 int xb_read(void *data, unsigned len);
40 int xs_input_avail(void);
41 extern struct xenstore_domain_interface *xen_store_interface;
42 extern int xen_store_evtchn;
44 #endif /* _XENBUS_COMMS_H */