Line data    Source code

       1              : /* SPDX-License-Identifier: GPL-2.0-only */
       2              : /*
       3              :  * Copyright (c) 2023 Meta Platforms, Inc. and affiliates.
       4              :  */
       5              : 
       6              : #include "bpfilter/xlate/front.h"
       7              : 
       8              : #include "core/front.h"
       9              : #include "core/helper.h"
      10              : 
      11              : extern const struct bf_front_ops ipt_front;
      12              : extern const struct bf_front_ops nft_front;
      13              : extern const struct bf_front_ops cli_front;
      14              : 
      15            1 : const struct bf_front_ops *bf_front_ops_get(enum bf_front front)
      16              : {
      17            1 :     bf_assert(0 <= front && front < _BF_FRONT_MAX);
      18              : 
      19              :     static const struct bf_front_ops *fronts[] = {
      20              :         [BF_FRONT_IPT] = &ipt_front,
      21              :         [BF_FRONT_NFT] = &nft_front,
      22              :         [BF_FRONT_CLI] = &cli_front,
      23              :     };
      24              : 
      25              :     // We need to have an entry for each value in `bf_front` enumeration.
      26              :     static_assert(ARRAY_SIZE(fronts) == _BF_FRONT_MAX,
      27              :                   "missing entries in fronts array");
      28              : 
      29            1 :     return fronts[front];
      30              : }