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#include <netlink/netlink.h>
#include <netlink/cache.h>
#include <netlink/cli/utils.h>
#include <signal.h>
#include <netlink-private/cache-api.h>
static int quit = 0;
static struct nl_dump_params dp = {
.dp_type = NL_DUMP_LINE,
};
static void change_cb(struct nl_cache *cache, struct nl_object *obj,
int action, void *data)
{
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);
}
static void sigint(int arg)
{
quit = 1;
}
int main(int argc, char *argv[])
{
struct nl_cache_mngr *mngr;
struct nl_cache *cache;
int err, i;
dp.dp_fd = stdout;
signal(SIGINT, sigint);
err = nl_cache_mngr_alloc(NULL, NETLINK_ROUTE, NL_AUTO_PROVIDE, &mngr);
if (err < 0)
nl_cli_fatal(err, "Unable to allocate cache manager: %s",
nl_geterror(err));
for (i = 1; i < argc; i++) {
err = nl_cache_mngr_add(mngr, argv[i], &change_cb, NULL, &cache);
if (err < 0)
nl_cli_fatal(err, "Unable to add cache %s: %s",
argv[i], nl_geterror(err));
}
while (!quit) {
int err = nl_cache_mngr_poll(mngr, 1000);
if (err < 0 && err != -NLE_INTR)
nl_cli_fatal(err, "Polling failed: %s", nl_geterror(err));
nl_cache_mngr_info(mngr, &dp);
}
nl_cache_mngr_free(mngr);
return 0;
}
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