/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */

#ifndef __LINUX_GENERIC_NETLINK_H

#define __LINUX_GENERIC_NETLINK_H

#include <linux/types.h>

#include <linux/netlink.h>

#define GENL_NAMSIZ	16	/* length of family name */

#define GENL_MIN_ID	NLMSG_MIN_TYPE

#define GENL_MAX_ID	1023

struct genlmsghdr {

	__u8	cmd;

	__u8	version;

	__u16	reserved;

};

#define GENL_HDRLEN	NLMSG_ALIGN(sizeof(struct genlmsghdr))

#define GENL_ADMIN_PERM		0x01

#define GENL_CMD_CAP_DO		0x02

#define GENL_CMD_CAP_DUMP	0x04

#define GENL_CMD_CAP_HASPOL	0x08

#define GENL_UNS_ADMIN_PERM	0x10

/*

 * List of reserved static generic netlink identifiers:

 */

#define GENL_ID_CTRL		NLMSG_MIN_TYPE

#define GENL_ID_VFS_DQUOT	(NLMSG_MIN_TYPE + 1)

#define GENL_ID_PMCRAID		(NLMSG_MIN_TYPE + 2)

/* must be last reserved + 1 */

#define GENL_START_ALLOC	(NLMSG_MIN_TYPE + 3)

/**************************************************************************

 * Controller

 **************************************************************************/

enum {

	CTRL_CMD_UNSPEC,

	CTRL_CMD_NEWFAMILY,

	CTRL_CMD_DELFAMILY,

	CTRL_CMD_GETFAMILY,

	CTRL_CMD_NEWOPS,

	CTRL_CMD_DELOPS,

	CTRL_CMD_GETOPS,

	CTRL_CMD_NEWMCAST_GRP,

	CTRL_CMD_DELMCAST_GRP,

	CTRL_CMD_GETMCAST_GRP, /* unused */

	__CTRL_CMD_MAX,

};

#define CTRL_CMD_MAX (__CTRL_CMD_MAX - 1)

enum {

	CTRL_ATTR_UNSPEC,

	CTRL_ATTR_FAMILY_ID,

	CTRL_ATTR_FAMILY_NAME,

	CTRL_ATTR_VERSION,

	CTRL_ATTR_HDRSIZE,

	CTRL_ATTR_MAXATTR,

	CTRL_ATTR_OPS,

	CTRL_ATTR_MCAST_GROUPS,

	__CTRL_ATTR_MAX,

};

#define CTRL_ATTR_MAX (__CTRL_ATTR_MAX - 1)

enum {

	CTRL_ATTR_OP_UNSPEC,

	CTRL_ATTR_OP_ID,

	CTRL_ATTR_OP_FLAGS,

	__CTRL_ATTR_OP_MAX,

};

#define CTRL_ATTR_OP_MAX (__CTRL_ATTR_OP_MAX - 1)

enum {

	CTRL_ATTR_MCAST_GRP_UNSPEC,

	CTRL_ATTR_MCAST_GRP_NAME,

	CTRL_ATTR_MCAST_GRP_ID,

	__CTRL_ATTR_MCAST_GRP_MAX,

};

#define CTRL_ATTR_MCAST_GRP_MAX (__CTRL_ATTR_MCAST_GRP_MAX - 1)

#endif /* __LINUX_GENERIC_NETLINK_H */