| 1 | /* vi: set sw=4 ts=4: */
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| 2 | #ifndef __LIBNETLINK_H__
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| 3 | #define __LIBNETLINK_H__ 1
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| 4 |
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| 5 | #include <linux/types.h>
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| 6 | /* We need linux/types.h because older kernels use __u32 etc
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| 7 | * in linux/[rt]netlink.h. 2.6.19 seems to be ok, though */
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| 8 | #include <linux/netlink.h>
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| 9 | #include <linux/rtnetlink.h>
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| 10 |
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| 11 | struct rtnl_handle
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| 12 | {
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| 13 | int fd;
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| 14 | struct sockaddr_nl local;
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| 15 | struct sockaddr_nl peer;
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| 16 | uint32_t seq;
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| 17 | uint32_t dump;
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| 18 | };
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| 19 |
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| 20 | extern int xrtnl_open(struct rtnl_handle *rth);
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| 21 | extern void rtnl_close(struct rtnl_handle *rth);
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| 22 | extern int xrtnl_wilddump_request(struct rtnl_handle *rth, int fam, int type);
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| 23 | extern int rtnl_dump_request(struct rtnl_handle *rth, int type, void *req, int len);
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| 24 | extern int xrtnl_dump_filter(struct rtnl_handle *rth,
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| 25 | int (*filter)(struct sockaddr_nl*, struct nlmsghdr *n, void*),
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| 26 | void *arg1);
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| 27 | extern int rtnl_talk(struct rtnl_handle *rtnl, struct nlmsghdr *n, pid_t peer,
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| 28 | unsigned groups, struct nlmsghdr *answer,
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| 29 | int (*junk)(struct sockaddr_nl *,struct nlmsghdr *n, void *),
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| 30 | void *jarg);
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| 31 | extern int rtnl_send(struct rtnl_handle *rth, char *buf, int);
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| 32 |
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| 33 |
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| 34 | extern int addattr32(struct nlmsghdr *n, int maxlen, int type, uint32_t data);
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| 35 | extern int addattr_l(struct nlmsghdr *n, int maxlen, int type, void *data, int alen);
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| 36 | extern int rta_addattr32(struct rtattr *rta, int maxlen, int type, uint32_t data);
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| 37 | extern int rta_addattr_l(struct rtattr *rta, int maxlen, int type, void *data, int alen);
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| 38 |
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| 39 | extern int parse_rtattr(struct rtattr *tb[], int max, struct rtattr *rta, int len);
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| 40 |
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| 41 | #endif /* __LIBNETLINK_H__ */
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