| 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 | PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
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| 12 |
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| 13 | struct rtnl_handle {
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| 14 | int fd;
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| 15 | struct sockaddr_nl local;
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| 16 | struct sockaddr_nl peer;
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| 17 | uint32_t seq;
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| 18 | uint32_t dump;
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| 19 | };
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| 20 |
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| 21 | extern void xrtnl_open(struct rtnl_handle *rth) FAST_FUNC;
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| 22 | #define rtnl_close(rth) (close((rth)->fd))
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| 23 | extern int xrtnl_wilddump_request(struct rtnl_handle *rth, int fam, int type) FAST_FUNC;
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| 24 | extern int rtnl_dump_request(struct rtnl_handle *rth, int type, void *req, int len) FAST_FUNC;
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| 25 | extern int xrtnl_dump_filter(struct rtnl_handle *rth,
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| 26 | int (*filter)(const struct sockaddr_nl*, struct nlmsghdr *n, void*) FAST_FUNC,
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| 27 | void *arg1) FAST_FUNC;
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| 28 |
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| 29 | /* bbox doesn't use parameters no. 3, 4, 6, 7, stub them out */
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| 30 | #define rtnl_talk(rtnl, n, peer, groups, answer, junk, jarg) \
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| 31 | rtnl_talk(rtnl, n, answer)
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| 32 | extern int rtnl_talk(struct rtnl_handle *rtnl, struct nlmsghdr *n, pid_t peer,
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| 33 | unsigned groups, struct nlmsghdr *answer,
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| 34 | int (*junk)(struct sockaddr_nl *,struct nlmsghdr *n, void *),
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| 35 | void *jarg) FAST_FUNC;
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| 36 |
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| 37 | extern int rtnl_send(struct rtnl_handle *rth, char *buf, int) FAST_FUNC;
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| 38 |
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| 39 |
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| 40 | extern int addattr32(struct nlmsghdr *n, int maxlen, int type, uint32_t data) FAST_FUNC;
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| 41 | extern int addattr_l(struct nlmsghdr *n, int maxlen, int type, void *data, int alen) FAST_FUNC;
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| 42 | extern int rta_addattr32(struct rtattr *rta, int maxlen, int type, uint32_t data) FAST_FUNC;
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| 43 | extern int rta_addattr_l(struct rtattr *rta, int maxlen, int type, void *data, int alen) FAST_FUNC;
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| 44 |
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| 45 | extern void parse_rtattr(struct rtattr *tb[], int max, struct rtattr *rta, int len) FAST_FUNC;
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| 46 |
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| 47 | POP_SAVED_FUNCTION_VISIBILITY
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| 48 |
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| 49 | #endif
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