1 #include "../src/utils.h" 2 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
