providers/implementations/ciphers/cipher_aes_ccm_hw_t4.inc

   1 /*
   2  * Copyright 2001-2019 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 /*-
  11  * Fujitsu SPARC64 X support for AES CCM.
  12  * This file is included by cipher_ccm_hw.c
  13  */
  14
  15 static int ccm_t4_aes_initkey(PROV_CCM_CTX *ctx, const unsigned char *key,
  16                               size_t keylen)
  17 {
  18     PROV_AES_CCM_CTX *actx = (PROV_AES_CCM_CTX *)ctx;
  19
  20     AES_HW_CCM_SET_KEY_FN(aes_t4_set_encrypt_key, aes_t4_encrypt, NULL, NULL);
  21     return 1;
  22 }
  23
  24 static const PROV_CCM_HW t4_aes_ccm = {
  25     ccm_t4_aes_initkey,
  26     ccm_generic_setiv,
  27     ccm_generic_setaad,
  28     ccm_generic_auth_encrypt,
  29     ccm_generic_auth_decrypt,
  30     ccm_generic_gettag
  31 };
  32
  33 const PROV_CCM_HW *PROV_AES_HW_ccm(size_t keybits)
  34 {
  35     return SPARC_AES_CAPABLE ? &t4_aes_ccm : &aes_ccm;
  36 }