blob: 3390d8b84e5751cf8730e93089740ff149338b63 [file] [log] [blame]
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +00001#ifndef __LIBNETLINK_H__
2#define __LIBNETLINK_H__ 1
3
4#include <asm/types.h>
5#include <linux/netlink.h>
6#include <linux/rtnetlink.h>
7
8struct rtnl_handle
9{
10 int fd;
11 struct sockaddr_nl local;
12 struct sockaddr_nl peer;
13 __u32 seq;
14 __u32 dump;
15};
16
17extern int rtnl_open(struct rtnl_handle *rth, unsigned subscriptions);
net[shemminger]!shemmingerc7699872004-07-07 17:05:56 +000018extern int rtnl_open_byproto(struct rtnl_handle *rth, unsigned subscriptions, int protocol);
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000019extern void rtnl_close(struct rtnl_handle *rth);
20extern int rtnl_wilddump_request(struct rtnl_handle *rth, int fam, int type);
21extern int rtnl_dump_request(struct rtnl_handle *rth, int type, void *req, int len);
osdl.net!shemminger6dc9f012004-08-31 17:45:21 +000022
23typedef int (*rtnl_filter_t)(const struct sockaddr_nl *, const struct nlmsghdr *n, void *);
24extern int rtnl_dump_filter(struct rtnl_handle *rth, rtnl_filter_t filter,
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000025 void *arg1,
osdl.net!shemminger6dc9f012004-08-31 17:45:21 +000026 rtnl_filter_t junk,
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000027 void *arg2);
28extern int rtnl_talk(struct rtnl_handle *rtnl, struct nlmsghdr *n, pid_t peer,
29 unsigned groups, struct nlmsghdr *answer,
osdl.net!shemminger6dc9f012004-08-31 17:45:21 +000030 rtnl_filter_t junk,
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000031 void *jarg);
osdl.net!shemminger6dc9f012004-08-31 17:45:21 +000032extern int rtnl_send(struct rtnl_handle *rth, const char *buf, int);
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000033
34
35extern int addattr32(struct nlmsghdr *n, int maxlen, int type, __u32 data);
osdl.net!shemminger6dc9f012004-08-31 17:45:21 +000036extern int addattr_l(struct nlmsghdr *n, int maxlen, int type, const void *data, int alen);
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000037extern int rta_addattr32(struct rtattr *rta, int maxlen, int type, __u32 data);
osdl.net!shemminger6dc9f012004-08-31 17:45:21 +000038extern int rta_addattr_l(struct rtattr *rta, int maxlen, int type, const void *data, int alen);
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000039
40extern int parse_rtattr(struct rtattr *tb[], int max, struct rtattr *rta, int len);
net[shemminger]!shemmingerc7699872004-07-07 17:05:56 +000041extern int parse_rtattr_byindex(struct rtattr *tb[], int max, struct rtattr *rta, int len);
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000042
osdl.net!shemminger6dc9f012004-08-31 17:45:21 +000043extern int rtnl_listen(struct rtnl_handle *, rtnl_filter_t handler,
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000044 void *jarg);
osdl.net!shemminger6dc9f012004-08-31 17:45:21 +000045extern int rtnl_from_file(FILE *, rtnl_filter_t handler,
osdl.org!shemmingeraba5acd2004-04-15 20:56:59 +000046 void *jarg);
47
48#endif /* __LIBNETLINK_H__ */
49