Ejemplo n.º 1
0
/*
 * Source activate. 
 * Called when the source is teh new longer best source on the entry
 */
static int
fib_entry_src_interface_activate (fib_entry_src_t *src,
				  const fib_entry_t *fib_entry)
{
    fib_entry_t *cover;

    if (FIB_ENTRY_FLAG_LOCAL & src->fes_entry_flags)
    {
	/*
	 * Track the covering attached/connected cover. This is so that
	 * during an attached export of the cover, this local prefix is
	 * also exported
	 */
	src->u.interface.fesi_cover =
	    fib_table_get_less_specific(fib_entry->fe_fib_index,
					&fib_entry->fe_prefix);

	ASSERT(FIB_NODE_INDEX_INVALID != src->u.interface.fesi_cover);

	cover = fib_entry_get(src->u.interface.fesi_cover);

	src->u.interface.fesi_sibling =
	    fib_entry_cover_track(cover, fib_entry_get_index(fib_entry));
    }

    return (!0);
}
Ejemplo n.º 2
0
void
fib_entry_cover_change_notify (fib_node_index_t cover_index,
			       fib_node_index_t covered)
{
    fib_entry_t *cover;

    cover = fib_entry_get(cover_index);

    fib_entry_cover_walk(cover, 
			 fib_entry_cover_change_one,
			 uword_to_pointer(covered, void*));
}
Ejemplo n.º 3
0
/*
 * Source Deactivate. 
 * Called when the source is no longer best source on the entry
 */
static void
fib_entry_src_interface_deactivate (fib_entry_src_t *src,
				    const fib_entry_t *fib_entry)
{
    fib_entry_t *cover;

    /*
     * remove the depednecy on the covering entry
     */
    if (FIB_NODE_INDEX_INVALID != src->u.interface.fesi_cover)
    {
	cover = fib_entry_get(src->u.interface.fesi_cover);

	fib_entry_cover_untrack(cover, src->u.interface.fesi_sibling);

	src->u.interface.fesi_cover = FIB_NODE_INDEX_INVALID;
    }
}