1 #include "../src/utils.h"
2
main(int argc,char * argv[])3 int main(int argc, char *argv[])
4 {
5 struct nl_sock *sock;
6 struct nl_msg *msg;
7 void *hdr;
8 int err;
9
10 sock = nlt_alloc_socket();
11 nlt_connect(sock, NETLINK_GENERIC);
12
13 msg = nlmsg_alloc();
14 if (msg == NULL)
15 fatal(NLE_NOMEM, "Unable to allocate netlink message");
16
17 hdr = genlmsg_put(msg, NL_AUTO_PID, NL_AUTO_SEQ, GENL_ID_CTRL,
18 0, 0, CTRL_CMD_GETFAMILY, 1);
19 if (hdr == NULL)
20 fatal(ENOMEM, "Unable to write genl header");
21
22 if ((err = nla_put_u32(msg, CTRL_ATTR_FAMILY_ID, GENL_ID_CTRL)) < 0)
23 fatal(err, "Unable to add attribute: %s", nl_geterror(err));
24
25 if ((err = nl_send_auto_complete(sock, msg)) < 0)
26 fatal(err, "Unable to send message: %s", nl_geterror(err));
27
28 if ((err = nl_recvmsgs_default(sock)) < 0)
29 fatal(err, "Unable to receive message: %s", nl_geterror(err));
30
31 nlmsg_free(msg);
32 nl_close(sock);
33 nl_socket_free(sock);
34
35 return 0;
36 }
37