[mirror_ubuntu-bionic-kernel.git] / include / uapi / linux / nbd-netlink.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 * Copyright (C) 2017 Facebook.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License v2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 021110-1307, USA.
 */
#ifndef _UAPILINUX_NBD_NETLINK_H
#define _UAPILINUX_NBD_NETLINK_H

#define NBD_GENL_FAMILY_NAME		"nbd"
#define NBD_GENL_VERSION		0x1
#define NBD_GENL_MCAST_GROUP_NAME	"nbd_mc_group"

/* Configuration policy attributes, used for CONNECT */
enum {
	NBD_ATTR_UNSPEC,
	NBD_ATTR_INDEX,
	NBD_ATTR_SIZE_BYTES,
	NBD_ATTR_BLOCK_SIZE_BYTES,
	NBD_ATTR_TIMEOUT,
	NBD_ATTR_SERVER_FLAGS,
	NBD_ATTR_CLIENT_FLAGS,
	NBD_ATTR_SOCKETS,
	NBD_ATTR_DEAD_CONN_TIMEOUT,
	NBD_ATTR_DEVICE_LIST,
	__NBD_ATTR_MAX,
};
#define NBD_ATTR_MAX (__NBD_ATTR_MAX - 1)

/*
 * This is the format for multiple devices with NBD_ATTR_DEVICE_LIST
 *
 * [NBD_ATTR_DEVICE_LIST]
 *   [NBD_DEVICE_ITEM]
 *     [NBD_DEVICE_INDEX]
 *     [NBD_DEVICE_CONNECTED]
 */
enum {
	NBD_DEVICE_ITEM_UNSPEC,
	NBD_DEVICE_ITEM,
	__NBD_DEVICE_ITEM_MAX,
};
#define NBD_DEVICE_ITEM_MAX (__NBD_DEVICE_ITEM_MAX - 1)

enum {
	NBD_DEVICE_UNSPEC,
	NBD_DEVICE_INDEX,
	NBD_DEVICE_CONNECTED,
	__NBD_DEVICE_MAX,
};
#define NBD_DEVICE_ATTR_MAX (__NBD_DEVICE_MAX - 1)

/*
 * This is the format for multiple sockets with NBD_ATTR_SOCKETS
 *
 * [NBD_ATTR_SOCKETS]
 *   [NBD_SOCK_ITEM]
 *     [NBD_SOCK_FD]
 *   [NBD_SOCK_ITEM]
 *     [NBD_SOCK_FD]
 */
enum {
	NBD_SOCK_ITEM_UNSPEC,
	NBD_SOCK_ITEM,
	__NBD_SOCK_ITEM_MAX,
};
#define NBD_SOCK_ITEM_MAX (__NBD_SOCK_ITEM_MAX - 1)

enum {
	NBD_SOCK_UNSPEC,
	NBD_SOCK_FD,
	__NBD_SOCK_MAX,
};
#define NBD_SOCK_MAX (__NBD_SOCK_MAX - 1)

enum {
	NBD_CMD_UNSPEC,
	NBD_CMD_CONNECT,
	NBD_CMD_DISCONNECT,
	NBD_CMD_RECONFIGURE,
	NBD_CMD_LINK_DEAD,
	NBD_CMD_STATUS,
	__NBD_CMD_MAX,
};
#define NBD_CMD_MAX	(__NBD_CMD_MAX - 1)

#endif /* _UAPILINUX_NBD_NETLINK_H */
Commit	Line	Data
e2be04c7	1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
e46c7287 JB	2	/*
	3	* Copyright (C) 2017 Facebook. All rights reserved.
	4	*
	5	* This program is free software; you can redistribute it and/or
	6	* modify it under the terms of the GNU General Public
	7	* License v2 as published by the Free Software Foundation.
	8	*
	9	* This program is distributed in the hope that it will be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	12	* General Public License for more details.
	13	*
	14	* You should have received a copy of the GNU General Public
	15	* License along with this program; if not, write to the
	16	* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
	17	* Boston, MA 021110-1307, USA.
	18	*/
	19	#ifndef _UAPILINUX_NBD_NETLINK_H
	20	#define _UAPILINUX_NBD_NETLINK_H
	21
799f9a38 JB	22	#define NBD_GENL_FAMILY_NAME "nbd"
	23	#define NBD_GENL_VERSION 0x1
	24	#define NBD_GENL_MCAST_GROUP_NAME "nbd_mc_group"
e46c7287 JB	25
	26	/* Configuration policy attributes, used for CONNECT */
	27	enum {
	28	NBD_ATTR_UNSPEC,
	29	NBD_ATTR_INDEX,
	30	NBD_ATTR_SIZE_BYTES,
	31	NBD_ATTR_BLOCK_SIZE_BYTES,
	32	NBD_ATTR_TIMEOUT,
	33	NBD_ATTR_SERVER_FLAGS,
	34	NBD_ATTR_CLIENT_FLAGS,
	35	NBD_ATTR_SOCKETS,
560bc4b3	36	NBD_ATTR_DEAD_CONN_TIMEOUT,
47d902b9	37	NBD_ATTR_DEVICE_LIST,
e46c7287 JB	38	__NBD_ATTR_MAX,
	39	};
	40	#define NBD_ATTR_MAX (__NBD_ATTR_MAX - 1)
	41
47d902b9 JB	42	/*
	43	* This is the format for multiple devices with NBD_ATTR_DEVICE_LIST
	44	*
	45	* [NBD_ATTR_DEVICE_LIST]
	46	* [NBD_DEVICE_ITEM]
	47	* [NBD_DEVICE_INDEX]
	48	* [NBD_DEVICE_CONNECTED]
	49	*/
	50	enum {
	51	NBD_DEVICE_ITEM_UNSPEC,
	52	NBD_DEVICE_ITEM,
	53	__NBD_DEVICE_ITEM_MAX,
	54	};
	55	#define NBD_DEVICE_ITEM_MAX (__NBD_DEVICE_ITEM_MAX - 1)
	56
	57	enum {
	58	NBD_DEVICE_UNSPEC,
	59	NBD_DEVICE_INDEX,
	60	NBD_DEVICE_CONNECTED,
	61	__NBD_DEVICE_MAX,
	62	};
	63	#define NBD_DEVICE_ATTR_MAX (__NBD_DEVICE_MAX - 1)
	64
e46c7287 JB	65	/*
	66	* This is the format for multiple sockets with NBD_ATTR_SOCKETS
	67	*
	68	* [NBD_ATTR_SOCKETS]
	69	* [NBD_SOCK_ITEM]
	70	* [NBD_SOCK_FD]
	71	* [NBD_SOCK_ITEM]
	72	* [NBD_SOCK_FD]
	73	*/
	74	enum {
	75	NBD_SOCK_ITEM_UNSPEC,
	76	NBD_SOCK_ITEM,
	77	__NBD_SOCK_ITEM_MAX,
	78	};
	79	#define NBD_SOCK_ITEM_MAX (__NBD_SOCK_ITEM_MAX - 1)
	80
	81	enum {
	82	NBD_SOCK_UNSPEC,
	83	NBD_SOCK_FD,
	84	__NBD_SOCK_MAX,
	85	};
	86	#define NBD_SOCK_MAX (__NBD_SOCK_MAX - 1)
	87
	88	enum {
	89	NBD_CMD_UNSPEC,
	90	NBD_CMD_CONNECT,
	91	NBD_CMD_DISCONNECT,
b7aa3d39	92	NBD_CMD_RECONFIGURE,
799f9a38	93	NBD_CMD_LINK_DEAD,
47d902b9	94	NBD_CMD_STATUS,
e46c7287 JB	95	__NBD_CMD_MAX,
	96	};
	97	#define NBD_CMD_MAX (__NBD_CMD_MAX - 1)
	98
	99	#endif /* _UAPILINUX_NBD_NETLINK_H */