Konstantin Ananyev 19b08e5406 net: add ESP trailer structure definition
define esp_tail structure.

Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Acked-by: Mohammad Abdul Awal <mohammad.abdul.awal@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
Acked-by: Akhil Goyal <akhil.goyal@nxp.com>
2019-01-10 16:57:22 +01:00

41 lines
664 B
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright 2016 Mellanox Technologies, Ltd
*/
#ifndef _RTE_ESP_H_
#define _RTE_ESP_H_
/**
* @file
*
* ESP-related defines
*/
#include <rte_byteorder.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* ESP Header
*/
struct esp_hdr {
rte_be32_t spi; /**< Security Parameters Index */
rte_be32_t seq; /**< packet sequence number */
} __attribute__((__packed__));
/**
* ESP Trailer
*/
struct esp_tail {
uint8_t pad_len; /**< number of pad bytes (0-255) */
uint8_t next_proto; /**< IPv4 or IPv6 or next layer header */
} __attribute__((__packed__));
#ifdef __cplusplus
}
#endif
#endif /* RTE_ESP_H_ */