include/uapi/linux/genetlink.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI__LINUX_GENERIC_NETLINK_H
   3 #define _UAPI__LINUX_GENERIC_NETLINK_H
   4
   5 #include <linux/types.h>
   6 #include <linux/netlink.h>
   7
   8 #define GENL_NAMSIZ     16      /* length of family name */
   9
  10 #define GENL_MIN_ID     NLMSG_MIN_TYPE
  11 #define GENL_MAX_ID     1023
  12
  13 struct genlmsghdr {
  14         __u8    cmd;
  15         __u8    version;
  16         __u16   reserved;
  17 };
  18
  19 #define GENL_HDRLEN     NLMSG_ALIGN(sizeof(struct genlmsghdr))
  20
  21 #define GENL_ADMIN_PERM         0x01
  22 #define GENL_CMD_CAP_DO         0x02
  23 #define GENL_CMD_CAP_DUMP       0x04
  24 #define GENL_CMD_CAP_HASPOL     0x08
  25 #define GENL_UNS_ADMIN_PERM     0x10
  26
  27 /*
  28  * List of reserved static generic netlink identifiers:
  29  */
  30 #define GENL_ID_CTRL            NLMSG_MIN_TYPE
  31 #define GENL_ID_VFS_DQUOT       (NLMSG_MIN_TYPE + 1)
  32 #define GENL_ID_PMCRAID         (NLMSG_MIN_TYPE + 2)
  33 /* must be last reserved + 1 */
  34 #define GENL_START_ALLOC        (NLMSG_MIN_TYPE + 3)
  35
  36 /**************************************************************************
  37  * Controller
  38  **************************************************************************/
  39
  40 enum {
  41         CTRL_CMD_UNSPEC,
  42         CTRL_CMD_NEWFAMILY,
  43         CTRL_CMD_DELFAMILY,
  44         CTRL_CMD_GETFAMILY,
  45         CTRL_CMD_NEWOPS,
  46         CTRL_CMD_DELOPS,
  47         CTRL_CMD_GETOPS,
  48         CTRL_CMD_NEWMCAST_GRP,
  49         CTRL_CMD_DELMCAST_GRP,
  50         CTRL_CMD_GETMCAST_GRP, /* unused */
  51         CTRL_CMD_GETPOLICY,
  52         __CTRL_CMD_MAX,
  53 };
  54
  55 #define CTRL_CMD_MAX (__CTRL_CMD_MAX - 1)
  56
  57 enum {
  58         CTRL_ATTR_UNSPEC,
  59         CTRL_ATTR_FAMILY_ID,
  60         CTRL_ATTR_FAMILY_NAME,
  61         CTRL_ATTR_VERSION,
  62         CTRL_ATTR_HDRSIZE,
  63         CTRL_ATTR_MAXATTR,
  64         CTRL_ATTR_OPS,
  65         CTRL_ATTR_MCAST_GROUPS,
  66         CTRL_ATTR_POLICY,
  67         CTRL_ATTR_OP_POLICY,
  68         CTRL_ATTR_OP,
  69         __CTRL_ATTR_MAX,
  70 };
  71
  72 #define CTRL_ATTR_MAX (__CTRL_ATTR_MAX - 1)
  73
  74 enum {
  75         CTRL_ATTR_OP_UNSPEC,
  76         CTRL_ATTR_OP_ID,
  77         CTRL_ATTR_OP_FLAGS,
  78         __CTRL_ATTR_OP_MAX,
  79 };
  80
  81 #define CTRL_ATTR_OP_MAX (__CTRL_ATTR_OP_MAX - 1)
  82
  83 enum {
  84         CTRL_ATTR_MCAST_GRP_UNSPEC,
  85         CTRL_ATTR_MCAST_GRP_NAME,
  86         CTRL_ATTR_MCAST_GRP_ID,
  87         __CTRL_ATTR_MCAST_GRP_MAX,
  88 };
  89
  90 #define CTRL_ATTR_MCAST_GRP_MAX (__CTRL_ATTR_MCAST_GRP_MAX - 1)
  91
  92 enum {
  93         CTRL_ATTR_POLICY_UNSPEC,
  94         CTRL_ATTR_POLICY_DO,
  95         CTRL_ATTR_POLICY_DUMP,
  96
  97         __CTRL_ATTR_POLICY_DUMP_MAX,
  98         CTRL_ATTR_POLICY_DUMP_MAX = __CTRL_ATTR_POLICY_DUMP_MAX - 1
  99 };
 100
 101 #define CTRL_ATTR_POLICY_MAX (__CTRL_ATTR_POLICY_DUMP_MAX - 1)
 102
 103 #endif /* _UAPI__LINUX_GENERIC_NETLINK_H */