[GENL]: Provide more information to userspace about registered genl families
[linux-2.6.git] / include / linux / genetlink.h
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
21 /*
22  * List of reserved static generic netlink identifiers:
23  */
24 #define GENL_ID_GENERATE        0
25 #define GENL_ID_CTRL            NLMSG_MIN_TYPE
26
27 /**************************************************************************
28  * Controller
29  **************************************************************************/
30
31 enum {
32         CTRL_CMD_UNSPEC,
33         CTRL_CMD_NEWFAMILY,
34         CTRL_CMD_DELFAMILY,
35         CTRL_CMD_GETFAMILY,
36         CTRL_CMD_NEWOPS,
37         CTRL_CMD_DELOPS,
38         CTRL_CMD_GETOPS,
39         __CTRL_CMD_MAX,
40 };
41
42 #define CTRL_CMD_MAX (__CTRL_CMD_MAX - 1)
43
44 enum {
45         CTRL_ATTR_UNSPEC,
46         CTRL_ATTR_FAMILY_ID,
47         CTRL_ATTR_FAMILY_NAME,
48         CTRL_ATTR_VERSION,
49         CTRL_ATTR_HDRSIZE,
50         CTRL_ATTR_MAXATTR,
51         CTRL_ATTR_OPS,
52         __CTRL_ATTR_MAX,
53 };
54
55 #define CTRL_ATTR_MAX (__CTRL_ATTR_MAX - 1)
56
57 enum {
58         CTRL_ATTR_OP_UNSPEC,
59         CTRL_ATTR_OP_ID,
60         CTRL_ATTR_OP_FLAGS,
61         CTRL_ATTR_OP_POLICY,
62         CTRL_ATTR_OP_DOIT,
63         CTRL_ATTR_OP_DUMPIT,
64         __CTRL_ATTR_OP_MAX,
65 };
66
67 #define CTRL_ATTR_OP_MAX (__CTRL_ATTR_OP_MAX - 1)
68
69 #endif  /* __LINUX_GENERIC_NETLINK_H */