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#include <netlink/netlink.h>
#include <netlink/route/link.h>
#include <linux/netlink.h>
#include <linux/if_link.h>
#include <netlink/route/link/macsec.h>
int main(int argc, char *argv[])
{
struct rtnl_link *link;
struct nl_cache *link_cache;
struct nl_sock *sk;
int err, master_index;
sk = nl_socket_alloc();
if ((err = nl_connect(sk, NETLINK_ROUTE)) < 0) {
nl_perror(err, "Unable to connect socket");
return err;
}
if ((err = rtnl_link_alloc_cache(sk, AF_UNSPEC, &link_cache)) < 0) {
nl_perror(err, "Unable to allocate cache");
return err;
}
if (!(master_index = rtnl_link_name2i(link_cache, "eth0"))) {
fprintf(stderr, "Unable to lookup eth0");
return -1;
}
link = rtnl_link_macsec_alloc();
rtnl_link_set_link(link, master_index);
rtnl_link_macsec_set_port(link, 10);
rtnl_link_macsec_set_encrypt(link, 1);
rtnl_link_macsec_set_replay_protect(link, 1);
rtnl_link_macsec_set_window(link, 200);
if ((err = rtnl_link_add(sk, link, NLM_F_CREATE)) < 0) {
nl_perror(err, "Unable to add link");
return err;
}
rtnl_link_put(link);
nl_close(sk);
return 0;
}
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