#include "../src/utils.h"
static void change_cb(struct nl_cache *cache, struct nl_object *obj,
int action)
{
struct nl_dump_params dp = {
.dp_type = NL_DUMP_BRIEF,
.dp_fd = stdout,
};
if (action == NL_ACT_NEW)
printf("NEW ");
else if (action == NL_ACT_DEL)
printf("DEL ");
else if (action == NL_ACT_CHANGE)
printf("CHANGE ");
nl_object_dump(obj, &dp);
}
int main(int argc, char *argv[])
{
struct nl_cache_mngr *mngr;
struct nl_cache *lc, *nc, *ac, *rc;
struct nl_handle *handle;
nltool_init(argc, argv);
handle = nltool_alloc_handle();
mngr = nl_cache_mngr_alloc(handle, NETLINK_ROUTE, NL_AUTO_PROVIDE);
if (!mngr) {
nl_perror("nl_cache_mngr_alloc");
return -1;
}
lc = nl_cache_mngr_add(mngr, "route/link", &change_cb);
if (lc == NULL) {
nl_perror("nl_cache_mngr_add(route/link");
return -1;
}
nc = nl_cache_mngr_add(mngr, "route/neigh", &change_cb);
if (nc == NULL) {
nl_perror("nl_cache_mngr_add(route/neigh");
return -1;
}
ac = nl_cache_mngr_add(mngr, "route/addr", &change_cb);
if (ac == NULL) {
nl_perror("nl_cache_mngr_add(route/addr");
return -1;
}
rc = nl_cache_mngr_add(mngr, "route/route", &change_cb);
if (rc == NULL) {
nl_perror("nl_cache_mngr_add(route/route");
return -1;
}
for (;;) {
int err = nl_cache_mngr_poll(mngr, 5000);
if (err < 0) {
nl_perror("nl_cache_mngr_poll()");
return -1;
}
}
nl_cache_mngr_free(mngr);
return 0;
}