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Use SIOCxARP instead of libnl for Linux ARP stuff (WIP)

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This commit is contained in:
Joseph C. Lehner 2018-09-10 20:30:28 +02:00
parent aaaa05d658
commit f6a08220f1
1 changed files with 28 additions and 0 deletions
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28
ethsock.c
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@ -253,6 +253,33 @@ out:
static bool intf_add_del_arp(const char *intf, uint32_t ipaddr, uint8_t *hwaddr, bool add) static bool intf_add_del_arp(const char *intf, uint32_t ipaddr, uint8_t *hwaddr, bool add)
{ {
#if 0
struct arpreq arp;
memset(&arp, 0, sizeof(arp));
arp.arp_ha.sa_family = ARPHRD_ETHER;
memcpy(&arp.arp_ha.sa_data, hwaddr, 6);
arp.arp_flags = ATF_PERM | ATF_COM;
struct sockaddr_in *in = (struct sockaddr_in*)&req.arp_pa;
in->sin_addr.s_addr = htonl(ipaddr);
in->sin_family = AF_INET;
int fd = socket(AF_INET, SOCK_DGRAM, 0);
if (fd < 0) {
perror("socket");
return false;
}
bool ret = true;
if (ioctl(fd, add ? SIOCSARP : SIOCDARP, &req) < 0) {
perror(add ? "ioctl(SIOCSARP)" : "ioctl(SIOCDARP");
ret = false;
}
close(fd);
return ret;
#else
struct nl_sock *sk; struct nl_sock *sk;
struct rtnl_neigh *neigh; struct rtnl_neigh *neigh;
struct nl_addr *mac, *ip; struct nl_addr *mac, *ip;
@ -303,6 +330,7 @@ out:
nl_socket_free(sk); nl_socket_free(sk);
return !err; return !err;
#endif
} }
#endif #endif