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42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
/* vi: set sw=4 ts=4: */
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#ifndef __LIBNETLINK_H__
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#define __LIBNETLINK_H__ 1
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#include <linux/types.h>
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/* We need linux/types.h because older kernels use __u32 etc
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* in linux/[rt]netlink.h. 2.6.19 seems to be ok, though */
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#include <linux/netlink.h>
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#include <linux/rtnetlink.h>
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struct rtnl_handle
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{
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int fd;
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struct sockaddr_nl local;
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struct sockaddr_nl peer;
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uint32_t seq;
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uint32_t dump;
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};
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extern int xrtnl_open(struct rtnl_handle *rth);
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extern void rtnl_close(struct rtnl_handle *rth);
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extern int xrtnl_wilddump_request(struct rtnl_handle *rth, int fam, int type);
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extern int rtnl_dump_request(struct rtnl_handle *rth, int type, void *req, int len);
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extern int xrtnl_dump_filter(struct rtnl_handle *rth,
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int (*filter)(struct sockaddr_nl*, struct nlmsghdr *n, void*),
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void *arg1);
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extern int rtnl_talk(struct rtnl_handle *rtnl, struct nlmsghdr *n, pid_t peer,
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unsigned groups, struct nlmsghdr *answer,
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int (*junk)(struct sockaddr_nl *,struct nlmsghdr *n, void *),
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void *jarg);
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extern int rtnl_send(struct rtnl_handle *rth, char *buf, int);
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extern int addattr32(struct nlmsghdr *n, int maxlen, int type, uint32_t data);
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extern int addattr_l(struct nlmsghdr *n, int maxlen, int type, void *data, int alen);
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extern int rta_addattr32(struct rtattr *rta, int maxlen, int type, uint32_t data);
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extern int rta_addattr_l(struct rtattr *rta, int maxlen, int type, void *data, int alen);
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extern int parse_rtattr(struct rtattr *tb[], int max, struct rtattr *rta, int len);
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#endif /* __LIBNETLINK_H__ */
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