1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
2 | #ifndef __LINUX_GENERIC_NETLINK_H |
3 | #define __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_MAX, |
52 | }; |
53 | |
54 | #define CTRL_CMD_MAX (__CTRL_CMD_MAX - 1) |
55 | |
56 | enum { |
57 | CTRL_ATTR_UNSPEC, |
58 | CTRL_ATTR_FAMILY_ID, |
59 | CTRL_ATTR_FAMILY_NAME, |
60 | CTRL_ATTR_VERSION, |
61 | CTRL_ATTR_HDRSIZE, |
62 | CTRL_ATTR_MAXATTR, |
63 | CTRL_ATTR_OPS, |
64 | CTRL_ATTR_MCAST_GROUPS, |
65 | __CTRL_ATTR_MAX, |
66 | }; |
67 | |
68 | #define CTRL_ATTR_MAX (__CTRL_ATTR_MAX - 1) |
69 | |
70 | enum { |
71 | CTRL_ATTR_OP_UNSPEC, |
72 | CTRL_ATTR_OP_ID, |
73 | CTRL_ATTR_OP_FLAGS, |
74 | __CTRL_ATTR_OP_MAX, |
75 | }; |
76 | |
77 | #define CTRL_ATTR_OP_MAX (__CTRL_ATTR_OP_MAX - 1) |
78 | |
79 | enum { |
80 | CTRL_ATTR_MCAST_GRP_UNSPEC, |
81 | CTRL_ATTR_MCAST_GRP_NAME, |
82 | CTRL_ATTR_MCAST_GRP_ID, |
83 | __CTRL_ATTR_MCAST_GRP_MAX, |
84 | }; |
85 | |
86 | #define CTRL_ATTR_MCAST_GRP_MAX (__CTRL_ATTR_MCAST_GRP_MAX - 1) |
87 | |
88 | |
89 | #endif /* __LINUX_GENERIC_NETLINK_H */ |
90 | |