numam-dpdk/lib/librte_port/rte_port_sym_crypto.h
Fan Zhang cc85c0781f port: add symmetric crypto
This patch adds the symmetric crypto support to port library.
The crypto port acts as a shim layer to DPDK cryptodev library and
supports in-place crypto workload processing.

Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
2018-10-12 19:33:02 +02:00

94 lines
2.1 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2018 Intel Corporation
*/
#ifndef __INCLUDE_RTE_PORT_SYM_CRYPTO_H__
#define __INCLUDE_RTE_PORT_SYM_CRYPTO_H__
#ifdef __cplusplus
extern "C" {
#endif
/**
* @file
* RTE Port sym crypto Interface
*
* crypto_reader: input port built on top of pre-initialized crypto interface
* crypto_writer: output port built on top of pre-initialized crypto interface
*
**/
#include <stdint.h>
#include <rte_cryptodev.h>
#include "rte_port.h"
/** Function prototype for reader post action. */
typedef void (*rte_port_sym_crypto_reader_callback_fn)(struct rte_mbuf **pkts,
uint16_t n_pkts, void *arg);
/** Crypto_reader port parameters */
struct rte_port_sym_crypto_reader_params {
/** Target cryptodev ID. */
uint8_t cryptodev_id;
/** Target cryptodev Queue Pair ID. */
uint16_t queue_id;
/** Crypto reader post callback function. */
rte_port_sym_crypto_reader_callback_fn f_callback;
/** Crypto reader post callback function arguments. */
void *arg_callback;
};
/** Crypto_reader port operations. */
extern struct rte_port_in_ops rte_port_sym_crypto_reader_ops;
/** Crypto_writer port parameters. */
struct rte_port_sym_crypto_writer_params {
/** Target cryptodev ID. */
uint8_t cryptodev_id;
/** Target cryptodev Queue Pair ID. */
uint16_t queue_id;
/** offset to rte_crypto_op in the mbufs. */
uint16_t crypto_op_offset;
/** Burst size to crypto interface. */
uint32_t tx_burst_sz;
};
/** Crypto_writer port operations. */
extern struct rte_port_out_ops rte_port_sym_crypto_writer_ops;
/** Crypto_writer_nodrop port parameters. */
struct rte_port_sym_crypto_writer_nodrop_params {
/** Target cryptodev ID. */
uint8_t cryptodev_id;
/** Target cryptodev queue pair id. */
uint16_t queue_id;
/** Offset to rte_crypto_op in the mbufs. */
uint16_t crypto_op_offset;
/** Burst size to crypto interface. */
uint32_t tx_burst_sz;
/** Maximum number of retries, 0 for no limit. */
uint32_t n_retries;
};
/** Crypto_writer_nodrop port operations. */
extern struct rte_port_out_ops rte_port_sym_crypto_writer_nodrop_ops;
#ifdef __cplusplus
}
#endif
#endif