sm2.h 749 B

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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
  2. /*
  3. * sm2.h - SM2 asymmetric public-key algorithm
  4. * as specified by OSCCA GM/T 0003.1-2012 -- 0003.5-2012 SM2 and
  5. * described at https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02
  6. *
  7. * Copyright (c) 2020, Alibaba Group.
  8. * Written by Tianjia Zhang <[email protected]>
  9. */
  10. #ifndef _CRYPTO_SM2_H
  11. #define _CRYPTO_SM2_H
  12. #include <crypto/sm3.h>
  13. #include <crypto/akcipher.h>
  14. /* The default user id as specified in GM/T 0009-2012 */
  15. #define SM2_DEFAULT_USERID "1234567812345678"
  16. #define SM2_DEFAULT_USERID_LEN 16
  17. extern int sm2_compute_z_digest(struct crypto_akcipher *tfm,
  18. const unsigned char *id, size_t id_len,
  19. unsigned char dgst[SM3_DIGEST_SIZE]);
  20. #endif /* _CRYPTO_SM2_H */