cipher_aes_ccm_hw_rv64i_zknd_zkne.inc 1.1 KB

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  1. /*
  2. * Copyright 2022 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. * RISC-V 64 ZKND ZKNE support for AES CCM.
  11. * This file is included by cipher_aes_ccm_hw.c
  12. */
  13. static int ccm_rv64i_zknd_zkne_initkey(PROV_CCM_CTX *ctx, const unsigned char *key,
  14. size_t keylen)
  15. {
  16. PROV_AES_CCM_CTX *actx = (PROV_AES_CCM_CTX *)ctx;
  17. AES_HW_CCM_SET_KEY_FN(rv64i_zkne_set_encrypt_key, rv64i_zkne_encrypt,
  18. NULL, NULL);
  19. return 1;
  20. }
  21. static const PROV_CCM_HW rv64i_zknd_zkne_ccm = {
  22. ccm_rv64i_zknd_zkne_initkey,
  23. ossl_ccm_generic_setiv,
  24. ossl_ccm_generic_setaad,
  25. ossl_ccm_generic_auth_encrypt,
  26. ossl_ccm_generic_auth_decrypt,
  27. ossl_ccm_generic_gettag
  28. };
  29. const PROV_CCM_HW *ossl_prov_aes_hw_ccm(size_t keybits)
  30. {
  31. return RV64I_ZKND_ZKNE_CAPABLE ? &rv64i_zknd_zkne_ccm : &aes_ccm;
  32. }