drivers/crypto/bcmfs/bcmfs_sym_engine.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2020 Broadcom
   3  * All rights reserved.
   4  */
   5
   6 #ifndef _BCMFS_SYM_ENGINE_H_
   7 #define _BCMFS_SYM_ENGINE_H_
   8
   9 #include <rte_crypto_sym.h>
  10
  11 #include "bcmfs_dev_msg.h"
  12 #include "bcmfs_sym_defs.h"
  13 #include "bcmfs_sym_req.h"
  14
  15 /* structure to hold element's arrtibutes */
  16 struct fsattr {
  17         void *va;
  18         uint64_t pa;
  19         uint64_t sz;
  20 };
  21
  22 #define fsattr_va(__ptr)      ((__ptr)->va)
  23 #define fsattr_pa(__ptr)      ((__ptr)->pa)
  24 #define fsattr_sz(__ptr)      ((__ptr)->sz)
  25
  26 /*
  27  *  Macros for Crypto h/w constraints
  28  */
  29
  30 #define BCMFS_CRYPTO_AES_BLOCK_SIZE     16
  31 #define BCMFS_CRYPTO_AES_MIN_KEY_SIZE   16
  32 #define BCMFS_CRYPTO_AES_MAX_KEY_SIZE   32
  33
  34 #define BCMFS_CRYPTO_DES_BLOCK_SIZE     8
  35 #define BCMFS_CRYPTO_DES_KEY_SIZE       8
  36
  37 #define BCMFS_CRYPTO_3DES_BLOCK_SIZE    8
  38 #define BCMFS_CRYPTO_3DES_KEY_SIZE      (3 * 8)
  39
  40 #define BCMFS_CRYPTO_MD5_DIGEST_SIZE    16
  41 #define BCMFS_CRYPTO_MD5_BLOCK_SIZE     64
  42
  43 #define BCMFS_CRYPTO_SHA1_DIGEST_SIZE   20
  44 #define BCMFS_CRYPTO_SHA1_BLOCK_SIZE    64
  45
  46 #define BCMFS_CRYPTO_SHA224_DIGEST_SIZE 28
  47 #define BCMFS_CRYPTO_SHA224_BLOCK_SIZE  64
  48
  49 #define BCMFS_CRYPTO_SHA256_DIGEST_SIZE 32
  50 #define BCMFS_CRYPTO_SHA256_BLOCK_SIZE  64
  51
  52 #define BCMFS_CRYPTO_SHA384_DIGEST_SIZE 48
  53 #define BCMFS_CRYPTO_SHA384_BLOCK_SIZE  128
  54
  55 #define BCMFS_CRYPTO_SHA512_DIGEST_SIZE 64
  56 #define BCMFS_CRYPTO_SHA512_BLOCK_SIZE  128
  57
  58 #define BCMFS_CRYPTO_SHA3_224_DIGEST_SIZE       (224 / 8)
  59 #define BCMFS_CRYPTO_SHA3_224_BLOCK_SIZE        (200 - 2 * \
  60                                         BCMFS_CRYPTO_SHA3_224_DIGEST_SIZE)
  61
  62 #define BCMFS_CRYPTO_SHA3_256_DIGEST_SIZE       (256 / 8)
  63 #define BCMFS_CRYPTO_SHA3_256_BLOCK_SIZE        (200 - 2 * \
  64                                         BCMFS_CRYPTO_SHA3_256_DIGEST_SIZE)
  65
  66 #define BCMFS_CRYPTO_SHA3_384_DIGEST_SIZE       (384 / 8)
  67 #define BCMFS_CRYPTO_SHA3_384_BLOCK_SIZE        (200 - 2 * \
  68                                         BCMFS_CRYPTO_SHA3_384_DIGEST_SIZE)
  69
  70 #define BCMFS_CRYPTO_SHA3_512_DIGEST_SIZE       (512 / 8)
  71 #define BCMFS_CRYPTO_SHA3_512_BLOCK_SIZE        (200 - 2 * \
  72                                         BCMFS_CRYPTO_SHA3_512_DIGEST_SIZE)
  73
  74 enum bcmfs_crypto_aes_cipher_key {
  75         BCMFS_CRYPTO_AES128 = 16,
  76         BCMFS_CRYPTO_AES192 = 24,
  77         BCMFS_CRYPTO_AES256 = 32,
  78 };
  79
  80 int
  81 bcmfs_crypto_build_cipher_req(struct bcmfs_sym_request *req,
  82                               enum rte_crypto_cipher_algorithm c_algo,
  83                               enum rte_crypto_cipher_operation cop,
  84                               struct fsattr *src, struct fsattr *dst,
  85                               struct fsattr *key, struct fsattr *iv);
  86
  87 int
  88 bcmfs_crypto_build_auth_req(struct bcmfs_sym_request *req,
  89                             enum rte_crypto_auth_algorithm a_algo,
  90                             enum rte_crypto_auth_operation aop,
  91                             struct fsattr *src, struct fsattr *dst,
  92                             struct fsattr *mac, struct fsattr *key,
  93                             struct fsattr *iv);
  94
  95 int
  96 bcmfs_crypto_build_chain_request(struct bcmfs_sym_request *req,
  97                                  enum rte_crypto_cipher_algorithm c_algo,
  98                                  enum rte_crypto_cipher_operation cop,
  99                                  enum rte_crypto_auth_algorithm a_algo,
 100                                  enum rte_crypto_auth_operation aop,
 101                                  struct fsattr *src, struct fsattr *dst,
 102                                  struct fsattr *cipher_key,
 103                                  struct fsattr *auth_key,
 104                                  struct fsattr *iv, struct fsattr *aad,
 105                                  struct fsattr *digest, bool cipher_first);
 106
 107 int
 108 bcmfs_crypto_build_aead_request(struct bcmfs_sym_request *req,
 109                                 enum rte_crypto_aead_algorithm ae_algo,
 110                                 enum rte_crypto_aead_operation aeop,
 111                                 struct fsattr *src, struct fsattr *dst,
 112                                 struct fsattr *key, struct fsattr *iv,
 113                                 struct fsattr *aad, struct fsattr *digest);
 114
 115 #endif /* _BCMFS_SYM_ENGINE_H_ */