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