Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/*
2 * Copyright (C) 2017 Facebook. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public
6 * License v2 as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public
14 * License along with this program; if not, write to the
15 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16 * Boston, MA 021110-1307, USA.
17 */
18#ifndef _UAPILINUX_NBD_NETLINK_H
19#define _UAPILINUX_NBD_NETLINK_H
20
21#define NBD_GENL_FAMILY_NAME "nbd"
22#define NBD_GENL_VERSION 0x1
23#define NBD_GENL_MCAST_GROUP_NAME "nbd_mc_group"
24
25/* Configuration policy attributes, used for CONNECT */
26enum {
27 NBD_ATTR_UNSPEC,
28 NBD_ATTR_INDEX,
29 NBD_ATTR_SIZE_BYTES,
30 NBD_ATTR_BLOCK_SIZE_BYTES,
31 NBD_ATTR_TIMEOUT,
32 NBD_ATTR_SERVER_FLAGS,
33 NBD_ATTR_CLIENT_FLAGS,
34 NBD_ATTR_SOCKETS,
35 NBD_ATTR_DEAD_CONN_TIMEOUT,
36 NBD_ATTR_DEVICE_LIST,
37 __NBD_ATTR_MAX,
38};
39#define NBD_ATTR_MAX (__NBD_ATTR_MAX - 1)
40
41/*
42 * This is the format for multiple devices with NBD_ATTR_DEVICE_LIST
43 *
44 * [NBD_ATTR_DEVICE_LIST]
45 * [NBD_DEVICE_ITEM]
46 * [NBD_DEVICE_INDEX]
47 * [NBD_DEVICE_CONNECTED]
48 */
49enum {
50 NBD_DEVICE_ITEM_UNSPEC,
51 NBD_DEVICE_ITEM,
52 __NBD_DEVICE_ITEM_MAX,
53};
54#define NBD_DEVICE_ITEM_MAX (__NBD_DEVICE_ITEM_MAX - 1)
55
56enum {
57 NBD_DEVICE_UNSPEC,
58 NBD_DEVICE_INDEX,
59 NBD_DEVICE_CONNECTED,
60 __NBD_DEVICE_MAX,
61};
62#define NBD_DEVICE_ATTR_MAX (__NBD_DEVICE_MAX - 1)
63
64/*
65 * This is the format for multiple sockets with NBD_ATTR_SOCKETS
66 *
67 * [NBD_ATTR_SOCKETS]
68 * [NBD_SOCK_ITEM]
69 * [NBD_SOCK_FD]
70 * [NBD_SOCK_ITEM]
71 * [NBD_SOCK_FD]
72 */
73enum {
74 NBD_SOCK_ITEM_UNSPEC,
75 NBD_SOCK_ITEM,
76 __NBD_SOCK_ITEM_MAX,
77};
78#define NBD_SOCK_ITEM_MAX (__NBD_SOCK_ITEM_MAX - 1)
79
80enum {
81 NBD_SOCK_UNSPEC,
82 NBD_SOCK_FD,
83 __NBD_SOCK_MAX,
84};
85#define NBD_SOCK_MAX (__NBD_SOCK_MAX - 1)
86
87enum {
88 NBD_CMD_UNSPEC,
89 NBD_CMD_CONNECT,
90 NBD_CMD_DISCONNECT,
91 NBD_CMD_RECONFIGURE,
92 NBD_CMD_LINK_DEAD,
93 NBD_CMD_STATUS,
94 __NBD_CMD_MAX,
95};
96#define NBD_CMD_MAX (__NBD_CMD_MAX - 1)
97
98#endif /* _UAPILINUX_NBD_NETLINK_H */