1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /* 2 /*
3 * Copyright (C) 2017 Facebook. All rights re 3 * Copyright (C) 2017 Facebook. All rights reserved.
4 * 4 *
5 * This program is free software; you can redi 5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Genera 6 * modify it under the terms of the GNU General Public
7 * License v2 as published by the Free Softwar 7 * License v2 as published by the Free Software Foundation.
8 * 8 *
9 * This program is distributed in the hope tha 9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details. 12 * General Public License for more details.
13 * 13 *
14 * You should have received a copy of the GNU 14 * You should have received a copy of the GNU General Public
15 * License along with this program; if not, wr 15 * License along with this program; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple P 16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 021110-1307, USA. 17 * Boston, MA 021110-1307, USA.
18 */ 18 */
19 #ifndef _UAPILINUX_NBD_NETLINK_H 19 #ifndef _UAPILINUX_NBD_NETLINK_H
20 #define _UAPILINUX_NBD_NETLINK_H 20 #define _UAPILINUX_NBD_NETLINK_H
21 21
22 #define NBD_GENL_FAMILY_NAME "nbd" 22 #define NBD_GENL_FAMILY_NAME "nbd"
23 #define NBD_GENL_VERSION 0x1 23 #define NBD_GENL_VERSION 0x1
24 #define NBD_GENL_MCAST_GROUP_NAME "nbd_m 24 #define NBD_GENL_MCAST_GROUP_NAME "nbd_mc_group"
25 25
26 /* Configuration policy attributes, used for C 26 /* Configuration policy attributes, used for CONNECT */
27 enum { 27 enum {
28 NBD_ATTR_UNSPEC, 28 NBD_ATTR_UNSPEC,
29 NBD_ATTR_INDEX, 29 NBD_ATTR_INDEX,
30 NBD_ATTR_SIZE_BYTES, 30 NBD_ATTR_SIZE_BYTES,
31 NBD_ATTR_BLOCK_SIZE_BYTES, 31 NBD_ATTR_BLOCK_SIZE_BYTES,
32 NBD_ATTR_TIMEOUT, 32 NBD_ATTR_TIMEOUT,
33 NBD_ATTR_SERVER_FLAGS, 33 NBD_ATTR_SERVER_FLAGS,
34 NBD_ATTR_CLIENT_FLAGS, 34 NBD_ATTR_CLIENT_FLAGS,
35 NBD_ATTR_SOCKETS, 35 NBD_ATTR_SOCKETS,
36 NBD_ATTR_DEAD_CONN_TIMEOUT, 36 NBD_ATTR_DEAD_CONN_TIMEOUT,
37 NBD_ATTR_DEVICE_LIST, 37 NBD_ATTR_DEVICE_LIST,
38 NBD_ATTR_BACKEND_IDENTIFIER, <<
39 __NBD_ATTR_MAX, 38 __NBD_ATTR_MAX,
40 }; 39 };
41 #define NBD_ATTR_MAX (__NBD_ATTR_MAX - 1) 40 #define NBD_ATTR_MAX (__NBD_ATTR_MAX - 1)
42 41
43 /* 42 /*
44 * This is the format for multiple devices wit 43 * This is the format for multiple devices with NBD_ATTR_DEVICE_LIST
45 * 44 *
46 * [NBD_ATTR_DEVICE_LIST] 45 * [NBD_ATTR_DEVICE_LIST]
47 * [NBD_DEVICE_ITEM] 46 * [NBD_DEVICE_ITEM]
48 * [NBD_DEVICE_INDEX] 47 * [NBD_DEVICE_INDEX]
49 * [NBD_DEVICE_CONNECTED] 48 * [NBD_DEVICE_CONNECTED]
50 */ 49 */
51 enum { 50 enum {
52 NBD_DEVICE_ITEM_UNSPEC, 51 NBD_DEVICE_ITEM_UNSPEC,
53 NBD_DEVICE_ITEM, 52 NBD_DEVICE_ITEM,
54 __NBD_DEVICE_ITEM_MAX, 53 __NBD_DEVICE_ITEM_MAX,
55 }; 54 };
56 #define NBD_DEVICE_ITEM_MAX (__NBD_DEVICE_ITEM 55 #define NBD_DEVICE_ITEM_MAX (__NBD_DEVICE_ITEM_MAX - 1)
57 56
58 enum { 57 enum {
59 NBD_DEVICE_UNSPEC, 58 NBD_DEVICE_UNSPEC,
60 NBD_DEVICE_INDEX, 59 NBD_DEVICE_INDEX,
61 NBD_DEVICE_CONNECTED, 60 NBD_DEVICE_CONNECTED,
62 __NBD_DEVICE_MAX, 61 __NBD_DEVICE_MAX,
63 }; 62 };
64 #define NBD_DEVICE_ATTR_MAX (__NBD_DEVICE_MAX 63 #define NBD_DEVICE_ATTR_MAX (__NBD_DEVICE_MAX - 1)
65 64
66 /* 65 /*
67 * This is the format for multiple sockets wit 66 * This is the format for multiple sockets with NBD_ATTR_SOCKETS
68 * 67 *
69 * [NBD_ATTR_SOCKETS] 68 * [NBD_ATTR_SOCKETS]
70 * [NBD_SOCK_ITEM] 69 * [NBD_SOCK_ITEM]
71 * [NBD_SOCK_FD] 70 * [NBD_SOCK_FD]
72 * [NBD_SOCK_ITEM] 71 * [NBD_SOCK_ITEM]
73 * [NBD_SOCK_FD] 72 * [NBD_SOCK_FD]
74 */ 73 */
75 enum { 74 enum {
76 NBD_SOCK_ITEM_UNSPEC, 75 NBD_SOCK_ITEM_UNSPEC,
77 NBD_SOCK_ITEM, 76 NBD_SOCK_ITEM,
78 __NBD_SOCK_ITEM_MAX, 77 __NBD_SOCK_ITEM_MAX,
79 }; 78 };
80 #define NBD_SOCK_ITEM_MAX (__NBD_SOCK_ITEM_MAX 79 #define NBD_SOCK_ITEM_MAX (__NBD_SOCK_ITEM_MAX - 1)
81 80
82 enum { 81 enum {
83 NBD_SOCK_UNSPEC, 82 NBD_SOCK_UNSPEC,
84 NBD_SOCK_FD, 83 NBD_SOCK_FD,
85 __NBD_SOCK_MAX, 84 __NBD_SOCK_MAX,
86 }; 85 };
87 #define NBD_SOCK_MAX (__NBD_SOCK_MAX - 1) 86 #define NBD_SOCK_MAX (__NBD_SOCK_MAX - 1)
88 87
89 enum { 88 enum {
90 NBD_CMD_UNSPEC, 89 NBD_CMD_UNSPEC,
91 NBD_CMD_CONNECT, 90 NBD_CMD_CONNECT,
92 NBD_CMD_DISCONNECT, 91 NBD_CMD_DISCONNECT,
93 NBD_CMD_RECONFIGURE, 92 NBD_CMD_RECONFIGURE,
94 NBD_CMD_LINK_DEAD, 93 NBD_CMD_LINK_DEAD,
95 NBD_CMD_STATUS, 94 NBD_CMD_STATUS,
96 __NBD_CMD_MAX, 95 __NBD_CMD_MAX,
97 }; 96 };
98 #define NBD_CMD_MAX (__NBD_CMD_MAX - 1) 97 #define NBD_CMD_MAX (__NBD_CMD_MAX - 1)
99 98
100 #endif /* _UAPILINUX_NBD_NETLINK_H */ 99 #endif /* _UAPILINUX_NBD_NETLINK_H */
101 100
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