LXR linux/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec

   1/*
   2 * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
   3 *
   4 * This software is available to you under a choice of one of two
   5 * licenses.  You may choose to be licensed under the terms of the GNU
   6 * General Public License (GPL) Version 2, available from the file
   7 * COPYING in the main directory of this source tree, or the
   8 * OpenIB.org BSD license below:
   9 *
  10 *     Redistribution and use in source and binary forms, with or
  11 *     without modification, are permitted provided that the following
  12 *     conditions are met:
  13 *
  14 *      - Redistributions of source code must retain the above
  15 *        copyright notice, this list of conditions and the following
  16 *        disclaimer.
  17 *
  18 *      - Redistributions in binary form must reproduce the above
  19 *        copyright notice, this list of conditions and the following
  20 *        disclaimer in the documentation and/or other materials
  21 *        provided with the distribution.
  22 *
  23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30 * SOFTWARE.
  31 *
  32 */
  33
  34#ifndef __MLX5E_IPSEC_RXTX_H__
  35#define __MLX5E_IPSEC_RXTX_H__
  36
  37#ifdef CONFIG_MLX5_EN_IPSEC
  38
  39#include <linux/skbuff.h>
  40#include <net/xfrm.h>
  41#include "en.h"
  42
  43struct sk_buff *mlx5e_ipsec_handle_rx_skb(struct net_device *netdev,
  44                                          struct sk_buff *skb);
  45void mlx5e_ipsec_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
  46
  47void mlx5e_ipsec_inverse_table_init(void);
  48bool mlx5e_ipsec_feature_check(struct sk_buff *skb, struct net_device *netdev,
  49                               netdev_features_t features);
  50void mlx5e_ipsec_set_iv_esn(struct sk_buff *skb, struct xfrm_state *x,
  51                            struct xfrm_offload *xo);
  52void mlx5e_ipsec_set_iv(struct sk_buff *skb, struct xfrm_state *x,
  53                        struct xfrm_offload *xo);
  54struct sk_buff *mlx5e_ipsec_handle_tx_skb(struct net_device *netdev,
  55                                          struct mlx5e_tx_wqe *wqe,
  56                                          struct sk_buff *skb);
  57
  58#endif /* CONFIG_MLX5_EN_IPSEC */
  59
  60#endif /* __MLX5E_IPSEC_RXTX_H__ */
  61