ceph/src/spdk/dpdk/drivers/crypto/zuc/rte_zuc_pmd_private.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2016-2018 Intel Corporation
   3  */
   4
   5 #ifndef _RTE_ZUC_PMD_PRIVATE_H_
   6 #define _RTE_ZUC_PMD_PRIVATE_H_
   7
   8 #include <sso_zuc.h>
   9
  10 #define CRYPTODEV_NAME_ZUC_PMD          crypto_zuc
  11 /**< KASUMI PMD device name */
  12
  13 /** ZUC PMD LOGTYPE DRIVER */
  14 int zuc_logtype_driver;
  15 #define ZUC_LOG(level, fmt, ...)  \
  16         rte_log(RTE_LOG_ ## level, zuc_logtype_driver,  \
  17                         "%s()... line %u: " fmt "\n", __func__, __LINE__,  \
  18                                 ## __VA_ARGS__)
  19
  20 #define ZUC_IV_KEY_LENGTH 16
  21 #define ZUC_DIGEST_LENGTH 4
  22
  23 /** private data structure for each virtual ZUC device */
  24 struct zuc_private {
  25         unsigned max_nb_queue_pairs;
  26         /**< Max number of queue pairs supported by device */
  27 };
  28
  29 /** ZUC buffer queue pair */
  30 struct zuc_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[ZUC_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 zuc_operation {
  51         ZUC_OP_ONLY_CIPHER,
  52         ZUC_OP_ONLY_AUTH,
  53         ZUC_OP_CIPHER_AUTH,
  54         ZUC_OP_AUTH_CIPHER,
  55         ZUC_OP_NOT_SUPPORTED
  56 };
  57
  58 /** ZUC private session structure */
  59 struct zuc_session {
  60         enum zuc_operation op;
  61         enum rte_crypto_auth_operation auth_op;
  62         uint8_t pKey_cipher[ZUC_IV_KEY_LENGTH];
  63         uint8_t pKey_hash[ZUC_IV_KEY_LENGTH];
  64         uint16_t cipher_iv_offset;
  65         uint16_t auth_iv_offset;
  66 } __rte_cache_aligned;
  67
  68
  69 extern int
  70 zuc_set_session_parameters(struct zuc_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_zuc_pmd_ops;
  76
  77
  78
  79 #endif /* _RTE_ZUC_PMD_PRIVATE_H_ */