root/include/linux/genetlink.h

INCLUDED FROM

#ifndef __LINUX_GENERIC_NETLINK_H
#define __LINUX_GENERIC_NETLINK_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

/*
 * List of reserved static generic netlink identifiers:
 */
#define GENL_ID_GENERATE        0
#define GENL_ID_CTRL            NLMSG_MIN_TYPE

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