/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_GENERIC_NETLINK_H
#define _UAPI__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_GETPOLICY,
        __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_POLICY,
        CTRL_ATTR_OP_POLICY,
        CTRL_ATTR_OP,
        __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)

enum {
        CTRL_ATTR_POLICY_UNSPEC,
        CTRL_ATTR_POLICY_DO,
        CTRL_ATTR_POLICY_DUMP,

        __CTRL_ATTR_POLICY_DUMP_MAX,
        CTRL_ATTR_POLICY_DUMP_MAX = __CTRL_ATTR_POLICY_DUMP_MAX - 1
};

#define CTRL_ATTR_POLICY_MAX (__CTRL_ATTR_POLICY_DUMP_MAX - 1)

#endif /* _UAPI__LINUX_GENERIC_NETLINK_H */