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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2019 Intel Corporation
*/
#ifndef _QAT_ASYM_H_
#define _QAT_ASYM_H_
#include <rte_cryptodev_pmd.h>
#include <rte_crypto_asym.h>
#include "icp_qat_fw_pke.h"
#include "qat_common.h"
#include "qat_asym_pmd.h"
#include "icp_qat_fw.h"
typedef uint64_t large_int_ptr;
#define MAX_PKE_PARAMS 8
#define QAT_PKE_MAX_LN_SIZE 512
#define _PKE_ALIGN_ __rte_aligned(8)
#define QAT_ASYM_MAX_PARAMS 8
#define QAT_ASYM_MODINV_NUM_IN_PARAMS 2
#define QAT_ASYM_MODINV_NUM_OUT_PARAMS 1
#define QAT_ASYM_MODEXP_NUM_IN_PARAMS 3
#define QAT_ASYM_MODEXP_NUM_OUT_PARAMS 1
#define QAT_ASYM_RSA_NUM_IN_PARAMS 3
#define QAT_ASYM_RSA_NUM_OUT_PARAMS 1
#define QAT_ASYM_RSA_QT_NUM_IN_PARAMS 6
struct qat_asym_op_cookie {
size_t alg_size;
uint64_t error;
rte_iova_t input_addr;
rte_iova_t output_addr;
large_int_ptr input_params_ptrs[MAX_PKE_PARAMS] _PKE_ALIGN_;
large_int_ptr output_params_ptrs[MAX_PKE_PARAMS] _PKE_ALIGN_;
union {
uint8_t input_array[MAX_PKE_PARAMS][QAT_PKE_MAX_LN_SIZE];
uint8_t input_buffer[MAX_PKE_PARAMS * QAT_PKE_MAX_LN_SIZE];
} _PKE_ALIGN_;
uint8_t output_array[MAX_PKE_PARAMS][QAT_PKE_MAX_LN_SIZE] _PKE_ALIGN_;
} _PKE_ALIGN_;
struct qat_asym_session {
struct icp_qat_fw_pke_request req_tmpl;
struct rte_crypto_asym_xform *xform;
};
int
qat_asym_session_configure(struct rte_cryptodev *dev,
struct rte_crypto_asym_xform *xform,
struct rte_cryptodev_asym_session *sess,
struct rte_mempool *mempool);
unsigned int
qat_asym_session_get_private_size(struct rte_cryptodev *dev);
void
qat_asym_session_clear(struct rte_cryptodev *dev,
struct rte_cryptodev_asym_session *sess);
/*
* Build PKE request to be sent to the fw, partially uses template
* request generated during session creation.
*
* @param in_op Pointer to the crypto operation, for every
* service it points to service specific struct.
* @param out_msg Message to be returned to enqueue function
* @param op_cookie Cookie pointer that holds private metadata
* @param qat_dev_gen Generation of QAT hardware
*
* @return
* This function always returns zero,
* it is because of backward compatibility.
* - 0: Always returned
*
*/
int
qat_asym_build_request(void *in_op, uint8_t *out_msg,
void *op_cookie, enum qat_device_gen qat_dev_gen);
/*
* Process PKE response received from outgoing queue of QAT
*
* @param op a ptr to the rte_crypto_op referred to by
* the response message is returned in this param
* @param resp icp_qat_fw_pke_resp message received from
* outgoing fw message queue
* @param op_cookie Cookie pointer that holds private metadata
*
*/
void
qat_asym_process_response(void __rte_unused **op, uint8_t *resp,
void *op_cookie);
#endif /* _QAT_ASYM_H_ */
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