libnetlink.h revision ead2ba7008c9db02954dae6f180aed8770a0560d
1aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#ifndef __LIBNETLINK_H__ 2aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#define __LIBNETLINK_H__ 1 3aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 4aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <asm/types.h> 5aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/netlink.h> 6aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/rtnetlink.h> 7ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#include <linux/if_link.h> 8ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#include <linux/if_addr.h> 9ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#include <linux/neighbour.h> 10aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 11aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstruct rtnl_handle 12aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 13aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int fd; 14aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct sockaddr_nl local; 15aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct sockaddr_nl peer; 16aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 seq; 17aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 dump; 18aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger}; 19aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 20aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int rtnl_open(struct rtnl_handle *rth, unsigned subscriptions); 21c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingerextern int rtnl_open_byproto(struct rtnl_handle *rth, unsigned subscriptions, int protocol); 22aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern void rtnl_close(struct rtnl_handle *rth); 23aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int rtnl_wilddump_request(struct rtnl_handle *rth, int fam, int type); 24aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int rtnl_dump_request(struct rtnl_handle *rth, int type, void *req, int len); 256dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemminger 2650772dc51ac02239958e1ebcdb21277fcdf133a7osdl.net!shemmingertypedef int (*rtnl_filter_t)(const struct sockaddr_nl *, 2750772dc51ac02239958e1ebcdb21277fcdf133a7osdl.net!shemminger struct nlmsghdr *n, void *); 286dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemmingerextern int rtnl_dump_filter(struct rtnl_handle *rth, rtnl_filter_t filter, 29aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger void *arg1, 306dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemminger rtnl_filter_t junk, 31aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger void *arg2); 32aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int rtnl_talk(struct rtnl_handle *rtnl, struct nlmsghdr *n, pid_t peer, 33aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned groups, struct nlmsghdr *answer, 346dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemminger rtnl_filter_t junk, 35aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger void *jarg); 366dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemmingerextern int rtnl_send(struct rtnl_handle *rth, const char *buf, int); 37aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 38aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 39aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int addattr32(struct nlmsghdr *n, int maxlen, int type, __u32 data); 406dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemmingerextern int addattr_l(struct nlmsghdr *n, int maxlen, int type, const void *data, int alen); 41a10ab08b002dfd25a2d48c6f493835140467a272struct nlmsghdr *n, int maxlen, const void *data, int len);extern int addraw_l(struct nlmsghdr *n, int maxlen, const void *data, int len); 42aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int rta_addattr32(struct rtattr *rta, int maxlen, int type, __u32 data); 436dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemmingerextern int rta_addattr_l(struct rtattr *rta, int maxlen, int type, const void *data, int alen); 44aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 45aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int parse_rtattr(struct rtattr *tb[], int max, struct rtattr *rta, int len); 46c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingerextern int parse_rtattr_byindex(struct rtattr *tb[], int max, struct rtattr *rta, int len); 47aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 48753fca4f54bdc4178fac97954746ded6553920a7tb, max, rta) \#define parse_rtattr_nested(tb, max, rta) \ 49753fca4f54bdc4178fac97954746ded6553920a7parse_rtattr((tb), (max), RTA_DATA(rta), RTA_PAYLOAD(rta))) (parse_rtattr((tb), (max), RTA_DATA(rta), RTA_PAYLOAD(rta))) 506dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemminger 51aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int rtnl_listen(struct rtnl_handle *, rtnl_filter_t handler, 526dc9f016347441fbf94cf851c054b0f45ba32c1cosdl.net!shemminger void *jarg); 53aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerextern int rtnl_from_file(FILE *, rtnl_filter_t handler, 54aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger void *jarg); 55370d67ba5678b222ccbdd19647ae81ccc3c97801nmsg) \ 56370d67ba5678b222ccbdd19647ae81ccc3c97801(struct rtattr *) (((void *) (nmsg)) + NLMSG_ALIGN((nmsg)->nlmsg_len)))#define NLMSG_TAIL(nmsg) \ 57ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger ((struct rtattr *) (((void *) (nmsg)) + NLMSG_ALIGN((nmsg)->nlmsg_len))) 58ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger 59ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#ifndef IFA_RTA 60ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#define IFA_RTA(r) \ 61ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifaddrmsg)))) 62ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#endif 63ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#ifndef IFA_PAYLOAD 64ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#define IFA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifaddrmsg)) 65ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#endif 66ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger 67ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#ifndef IFLA_RTA 68ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#define IFLA_RTA(r) \ 69ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifinfomsg)))) 70ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#endif 71ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#ifndef IFLA_PAYLOAD 72ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg)) 73ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#endif 74ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger 75ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#ifndef NDA_RTA 76ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#define NDA_RTA(r) \ 77ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ndmsg)))) 78ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#endif 79ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#ifndef NDA_PAYLOAD 80ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#define NDA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ndmsg)) 81ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#endif 82ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger 83ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#ifndef NDTA_RTA 84ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#define NDTA_RTA(r) \ 85ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ndtmsg)))) 86ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#endif 87ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#ifndef NDTA_PAYLOAD 88ead2ba7008c9db02954dae6f180aed8770a0560dStephen Hemminger#define NDTA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ndtmsg)) 89aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#endif 90aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 91#endif /* __LIBNETLINK_H__ */ 92 93