ceph/src/spdk/dpdk/drivers/crypto/snow3g/rte_snow3g_pmd_private.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2016-2018 Intel Corporation
   3  */
   4
   5 #ifndef _RTE_SNOW3G_PMD_PRIVATE_H_
   6 #define _RTE_SNOW3G_PMD_PRIVATE_H_
   7
   8 #include <sso_snow3g.h>
   9
  10 #define CRYPTODEV_NAME_SNOW3G_PMD       crypto_snow3g
  11 /**< SNOW 3G PMD device name */
  12
  13 /** SNOW 3G PMD LOGTYPE DRIVER */
  14 int snow3g_logtype_driver;
  15
  16 #define SNOW3G_LOG(level, fmt, ...)  \
  17         rte_log(RTE_LOG_ ## level, snow3g_logtype_driver,  \
  18                         "%s() line %u: " fmt "\n", __func__, __LINE__,  \
  19                                         ## __VA_ARGS__)
  20
  21 #define SNOW3G_DIGEST_LENGTH 4
  22
  23 /** private data structure for each virtual SNOW 3G device */
  24 struct snow3g_private {
  25         unsigned max_nb_queue_pairs;
  26         /**< Max number of queue pairs supported by device */
  27 };
  28
  29 /** SNOW 3G buffer queue pair */
  30 struct snow3g_qp {
  31         uint16_t id;
  32         /**< Queue Pair Identifier */
  33         char name[RTE_CRYPTODEV_NAME_MAX_LEN];
  34         /**< Unique Queue Pair Name */
  35         struct rte_ring *processed_ops;
  36         /**< Ring for placing processed ops */
  37         struct rte_mempool *sess_mp;
  38         /**< Session Mempool */
  39         struct rte_mempool *sess_mp_priv;
  40         /**< Session Private Data Mempool */
  41         struct rte_cryptodev_stats qp_stats;
  42         /**< Queue pair statistics */
  43         uint8_t temp_digest[SNOW3G_DIGEST_LENGTH];
  44         /**< Buffer used to store the digest generated
  45          * by the driver when verifying a digest provided
  46          * by the user (using authentication verify operation)
  47          */
  48 } __rte_cache_aligned;
  49
  50 enum snow3g_operation {
  51         SNOW3G_OP_ONLY_CIPHER,
  52         SNOW3G_OP_ONLY_AUTH,
  53         SNOW3G_OP_CIPHER_AUTH,
  54         SNOW3G_OP_AUTH_CIPHER,
  55         SNOW3G_OP_NOT_SUPPORTED
  56 };
  57
  58 /** SNOW 3G private session structure */
  59 struct snow3g_session {
  60         enum snow3g_operation op;
  61         enum rte_crypto_auth_operation auth_op;
  62         sso_snow3g_key_schedule_t pKeySched_cipher;
  63         sso_snow3g_key_schedule_t pKeySched_hash;
  64         uint16_t cipher_iv_offset;
  65         uint16_t auth_iv_offset;
  66 } __rte_cache_aligned;
  67
  68
  69 extern int
  70 snow3g_set_session_parameters(struct snow3g_session *sess,
  71                 const struct rte_crypto_sym_xform *xform);
  72
  73
  74 /** device specific operations function pointer structure */
  75 extern struct rte_cryptodev_ops *rte_snow3g_pmd_ops;
  76
  77
  78
  79 #endif /* _RTE_SNOW3G_PMD_PRIVATE_H_ */