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struct nl_cache* rtnl_route_alloc_cache ( struct nl_handle *  handle  )  [read]

Build a route cache including all rout currently configured in the kernel

  • handle netlink handle
Allocates a new cache, initializes it properly and updates it to include all routes currently configured in the kernel.

Note:
The caller is responsible for destroying and freeing the cache after using it. (nl_cache_destroy_and_free())
Returns:
The cache or NULL if an error has occured.

Definition at line 613 of file route.c.

References nl_cache_alloc_from_ops(), and nl_cache_update().

{
      struct nl_cache *cache = nl_cache_alloc_from_ops(&rtnl_route_ops);

      if (!cache)
            return NULL;

      if (nl_cache_update(handle, cache) < 0) {
            free(cache);
            return NULL;
      }

      return cache;
}


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