1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2019 Intel Corporation
8 #include <rte_cryptodev_pmd.h>
9 #include <rte_crypto_asym.h>
10 #include "icp_qat_fw_pke.h"
11 #include "qat_common.h"
12 #include "qat_asym_pmd.h"
13 #include "icp_qat_fw.h"
15 typedef uint64_t large_int_ptr;
16 #define MAX_PKE_PARAMS 8
17 #define QAT_PKE_MAX_LN_SIZE 512
18 #define _PKE_ALIGN_ __attribute__((__aligned__(8)))
20 #define QAT_ASYM_MAX_PARAMS 8
21 #define QAT_ASYM_MODINV_NUM_IN_PARAMS 2
22 #define QAT_ASYM_MODINV_NUM_OUT_PARAMS 1
23 #define QAT_ASYM_MODEXP_NUM_IN_PARAMS 3
24 #define QAT_ASYM_MODEXP_NUM_OUT_PARAMS 1
26 struct qat_asym_op_cookie {
29 rte_iova_t input_addr;
30 rte_iova_t output_addr;
31 large_int_ptr input_params_ptrs[MAX_PKE_PARAMS] _PKE_ALIGN_;
32 large_int_ptr output_params_ptrs[MAX_PKE_PARAMS] _PKE_ALIGN_;
34 uint8_t input_array[MAX_PKE_PARAMS][QAT_PKE_MAX_LN_SIZE];
35 uint8_t input_buffer[MAX_PKE_PARAMS * QAT_PKE_MAX_LN_SIZE];
37 uint8_t output_array[MAX_PKE_PARAMS][QAT_PKE_MAX_LN_SIZE] _PKE_ALIGN_;
40 struct qat_asym_session {
41 struct icp_qat_fw_pke_request req_tmpl;
42 struct rte_crypto_asym_xform *xform;
46 qat_asym_session_configure(struct rte_cryptodev *dev,
47 struct rte_crypto_asym_xform *xform,
48 struct rte_cryptodev_asym_session *sess,
49 struct rte_mempool *mempool);
52 qat_asym_session_get_private_size(struct rte_cryptodev *dev);
55 qat_asym_session_clear(struct rte_cryptodev *dev,
56 struct rte_cryptodev_asym_session *sess);
59 * Build PKE request to be sent to the fw, partially uses template
60 * request generated during session creation.
62 * @param in_op Pointer to the crypto operation, for every
63 * service it points to service specific struct.
64 * @param out_msg Message to be returned to enqueue function
65 * @param op_cookie Cookie pointer that holds private metadata
66 * @param qat_dev_gen Generation of QAT hardware
69 * This function always returns zero,
70 * it is because of backward compatibility.
71 * - 0: Always returned
75 qat_asym_build_request(void *in_op, uint8_t *out_msg,
76 void *op_cookie, enum qat_device_gen qat_dev_gen);
79 * Process PKE response received from outgoing queue of QAT
81 * @param op a ptr to the rte_crypto_op referred to by
82 * the response message is returned in this param
83 * @param resp icp_qat_fw_pke_resp message received from
84 * outgoing fw message queue
85 * @param op_cookie Cookie pointer that holds private metadata
89 qat_asym_process_response(void __rte_unused **op, uint8_t *resp,
92 #endif /* _QAT_ASYM_H_ */