1 #ifndef __LINUX_GENERIC_NETLINK_H
2 #define __LINUX_GENERIC_NETLINK_H
3 
4 #include <linux/netlink.h>
5 
6 #define GENL_NAMSIZ	16	/* length of family name */
7 
8 #define GENL_MIN_ID	NLMSG_MIN_TYPE
9 #define GENL_MAX_ID	1023
10 
11 struct genlmsghdr {
12 	__u8	cmd;
13 	__u8	version;
14 	__u16	reserved;
15 };
16 
17 #define GENL_HDRLEN	NLMSG_ALIGN(sizeof(struct genlmsghdr))
18 
19 #define GENL_ADMIN_PERM		0x01
20 #define GENL_CMD_CAP_DO		0x02
21 #define GENL_CMD_CAP_DUMP	0x04
22 #define GENL_CMD_CAP_HASPOL	0x08
23 
24 /*
25  * List of reserved static generic netlink identifiers:
26  */
27 #define GENL_ID_GENERATE	0
28 #define GENL_ID_CTRL		NLMSG_MIN_TYPE
29 
30 /**************************************************************************
31  * Controller
32  **************************************************************************/
33 
34 enum {
35 	CTRL_CMD_UNSPEC,
36 	CTRL_CMD_NEWFAMILY,
37 	CTRL_CMD_DELFAMILY,
38 	CTRL_CMD_GETFAMILY,
39 	CTRL_CMD_NEWOPS,
40 	CTRL_CMD_DELOPS,
41 	CTRL_CMD_GETOPS,
42 	CTRL_CMD_NEWMCAST_GRP,
43 	CTRL_CMD_DELMCAST_GRP,
44 	CTRL_CMD_GETMCAST_GRP, /* unused */
45 	__CTRL_CMD_MAX,
46 };
47 
48 #define CTRL_CMD_MAX (__CTRL_CMD_MAX - 1)
49 
50 enum {
51 	CTRL_ATTR_UNSPEC,
52 	CTRL_ATTR_FAMILY_ID,
53 	CTRL_ATTR_FAMILY_NAME,
54 	CTRL_ATTR_VERSION,
55 	CTRL_ATTR_HDRSIZE,
56 	CTRL_ATTR_MAXATTR,
57 	CTRL_ATTR_OPS,
58 	CTRL_ATTR_MCAST_GROUPS,
59 	__CTRL_ATTR_MAX,
60 };
61 
62 #define CTRL_ATTR_MAX (__CTRL_ATTR_MAX - 1)
63 
64 enum {
65 	CTRL_ATTR_OP_UNSPEC,
66 	CTRL_ATTR_OP_ID,
67 	CTRL_ATTR_OP_FLAGS,
68 	__CTRL_ATTR_OP_MAX,
69 };
70 
71 #define CTRL_ATTR_OP_MAX (__CTRL_ATTR_OP_MAX - 1)
72 
73 enum {
74 	CTRL_ATTR_MCAST_GRP_UNSPEC,
75 	CTRL_ATTR_MCAST_GRP_NAME,
76 	CTRL_ATTR_MCAST_GRP_ID,
77 	__CTRL_ATTR_MCAST_GRP_MAX,
78 };
79 
80 #define CTRL_ATTR_MCAST_GRP_MAX (__CTRL_ATTR_MCAST_GRP_MAX - 1)
81 
82 #endif	/* __LINUX_GENERIC_NETLINK_H */
83