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

/*
 * 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_MAX,
};
#define NBD_ATTR_MAX (__NBD_ATTR_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_MAX,
};
#define NBD_CMD_MAX	(__NBD_CMD_MAX - 1)

#endif /* _UAPILINUX_NBD_NETLINK_H */
Commit	Line	Data
e46c7287 JB	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
799f9a38 JB	21	#define NBD_GENL_FAMILY_NAME "nbd"
	22	#define NBD_GENL_VERSION 0x1
	23	#define NBD_GENL_MCAST_GROUP_NAME "nbd_mc_group"
e46c7287 JB	24
	25	/* Configuration policy attributes, used for CONNECT */
	26	enum {
	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_MAX,
	36	};
	37	#define NBD_ATTR_MAX (__NBD_ATTR_MAX - 1)
	38
	39	/*
	40	* This is the format for multiple sockets with NBD_ATTR_SOCKETS
	41	*
	42	* [NBD_ATTR_SOCKETS]
	43	* [NBD_SOCK_ITEM]
	44	* [NBD_SOCK_FD]
	45	* [NBD_SOCK_ITEM]
	46	* [NBD_SOCK_FD]
	47	*/
	48	enum {
	49	NBD_SOCK_ITEM_UNSPEC,
	50	NBD_SOCK_ITEM,
	51	__NBD_SOCK_ITEM_MAX,
	52	};
	53	#define NBD_SOCK_ITEM_MAX (__NBD_SOCK_ITEM_MAX - 1)
	54
	55	enum {
	56	NBD_SOCK_UNSPEC,
	57	NBD_SOCK_FD,
	58	__NBD_SOCK_MAX,
	59	};
	60	#define NBD_SOCK_MAX (__NBD_SOCK_MAX - 1)
	61
	62	enum {
	63	NBD_CMD_UNSPEC,
	64	NBD_CMD_CONNECT,
	65	NBD_CMD_DISCONNECT,
b7aa3d39	66	NBD_CMD_RECONFIGURE,
799f9a38	67	NBD_CMD_LINK_DEAD,
e46c7287 JB	68	__NBD_CMD_MAX,
	69	};
	70	#define NBD_CMD_MAX (__NBD_CMD_MAX - 1)
	71
	72	#endif /* _UAPILINUX_NBD_NETLINK_H */