50 lines
1013 B
C
50 lines
1013 B
C
#include <netlink/route/link/xfrmi.h>
|
|
#include <netlink-private/netlink.h>
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
struct nl_cache *link_cache;
|
|
struct rtnl_link *link;
|
|
struct nl_sock *sk;
|
|
int err, if_index;
|
|
|
|
sk = nl_socket_alloc();
|
|
if ((err = nl_connect(sk, NETLINK_ROUTE)) < 0) {
|
|
nl_perror(err, "Unable to connect socket");
|
|
return err;
|
|
}
|
|
|
|
err = rtnl_link_alloc_cache(sk, AF_UNSPEC, &link_cache);
|
|
if (err < 0) {
|
|
nl_perror(err, "Unable to allocate cache");
|
|
return err;
|
|
}
|
|
|
|
if_index = rtnl_link_name2i(link_cache, "eth0");
|
|
if (!if_index) {
|
|
fprintf(stderr, "Unable to lookup eth0");
|
|
return -1;
|
|
}
|
|
|
|
link = rtnl_link_xfrmi_alloc();
|
|
if (!link) {
|
|
nl_perror(err, "Unable to allocate link");
|
|
return -1;
|
|
|
|
}
|
|
|
|
rtnl_link_set_name(link, "ipsec0");
|
|
rtnl_link_xfrmi_set_link(link, if_index);
|
|
rtnl_link_xfrmi_set_if_id(link, 16);
|
|
|
|
err = rtnl_link_add(sk, link, NLM_F_CREATE);
|
|
if (err < 0) {
|
|
nl_perror(err, "Unable to add link");
|
|
return err;
|
|
}
|
|
|
|
rtnl_link_put(link);
|
|
nl_close(sk);
|
|
return 0;
|
|
}
|