+u32
+vnet_crypto_key_add (vlib_main_t * vm, vnet_crypto_alg_t alg, u8 * data,
+ u16 length)
+{
+ u32 index;
+ vnet_crypto_main_t *cm = &crypto_main;
+ vnet_crypto_engine_t *engine;
+ vnet_crypto_key_t *key;
+
+ if (!vnet_crypto_key_len_check (alg, length))
+ return ~0;
+
+ pool_get_zero (cm->keys, key);
+ index = key - cm->keys;
+ key->alg = alg;
+ vec_validate_aligned (key->data, length - 1, CLIB_CACHE_LINE_BYTES);
+ clib_memcpy (key->data, data, length);
+
+ /* *INDENT-OFF* */
+ vec_foreach (engine, cm->engines)
+ if (engine->key_op_handler)
+ engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_ADD, index);
+ /* *INDENT-ON* */
+ return index;
+}
+
+void
+vnet_crypto_key_del (vlib_main_t * vm, vnet_crypto_key_index_t index)
+{
+ vnet_crypto_main_t *cm = &crypto_main;
+ vnet_crypto_engine_t *engine;
+ vnet_crypto_key_t *key = pool_elt_at_index (cm->keys, index);
+
+ /* *INDENT-OFF* */
+ vec_foreach (engine, cm->engines)
+ if (engine->key_op_handler)
+ engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_DEL, index);
+ /* *INDENT-ON* */
+
+ clib_memset (key->data, 0, vec_len (key->data));
+ vec_free (key->data);
+ pool_put (cm->keys, key);
+}
+