2
0

dh.h 2.6 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162
  1. /*
  2. * Copyright 2020-2022 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. #ifndef OSSL_CRYPTO_DH_H
  10. # define OSSL_CRYPTO_DH_H
  11. # pragma once
  12. # include <openssl/core.h>
  13. # include <openssl/params.h>
  14. # include <openssl/dh.h>
  15. # include "internal/ffc.h"
  16. DH *ossl_dh_new_by_nid_ex(OSSL_LIB_CTX *libctx, int nid);
  17. DH *ossl_dh_new_ex(OSSL_LIB_CTX *libctx);
  18. void ossl_dh_set0_libctx(DH *d, OSSL_LIB_CTX *libctx);
  19. int ossl_dh_generate_ffc_parameters(DH *dh, int type, int pbits, int qbits,
  20. BN_GENCB *cb);
  21. int ossl_dh_generate_public_key(BN_CTX *ctx, const DH *dh,
  22. const BIGNUM *priv_key, BIGNUM *pub_key);
  23. int ossl_dh_get_named_group_uid_from_size(int pbits);
  24. const char *ossl_dh_gen_type_id2name(int id);
  25. int ossl_dh_gen_type_name2id(const char *name, int type);
  26. void ossl_dh_cache_named_group(DH *dh);
  27. int ossl_dh_is_named_safe_prime_group(const DH *dh);
  28. FFC_PARAMS *ossl_dh_get0_params(DH *dh);
  29. int ossl_dh_get0_nid(const DH *dh);
  30. int ossl_dh_params_fromdata(DH *dh, const OSSL_PARAM params[]);
  31. int ossl_dh_key_fromdata(DH *dh, const OSSL_PARAM params[], int include_private);
  32. int ossl_dh_params_todata(DH *dh, OSSL_PARAM_BLD *bld, OSSL_PARAM params[]);
  33. int ossl_dh_key_todata(DH *dh, OSSL_PARAM_BLD *bld, OSSL_PARAM params[],
  34. int include_private);
  35. DH *ossl_dh_key_from_pkcs8(const PKCS8_PRIV_KEY_INFO *p8inf,
  36. OSSL_LIB_CTX *libctx, const char *propq);
  37. int ossl_dh_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh);
  38. int ossl_dh_check_pub_key_partial(const DH *dh, const BIGNUM *pub_key, int *ret);
  39. int ossl_dh_check_priv_key(const DH *dh, const BIGNUM *priv_key, int *ret);
  40. int ossl_dh_check_pairwise(const DH *dh);
  41. const DH_METHOD *ossl_dh_get_method(const DH *dh);
  42. int ossl_dh_buf2key(DH *key, const unsigned char *buf, size_t len);
  43. size_t ossl_dh_key2buf(const DH *dh, unsigned char **pbuf, size_t size,
  44. int alloc);
  45. int ossl_dh_kdf_X9_42_asn1(unsigned char *out, size_t outlen,
  46. const unsigned char *Z, size_t Zlen,
  47. const char *cek_alg,
  48. const unsigned char *ukm, size_t ukmlen,
  49. const EVP_MD *md,
  50. OSSL_LIB_CTX *libctx, const char *propq);
  51. int ossl_dh_is_foreign(const DH *dh);
  52. DH *ossl_dh_dup(const DH *dh, int selection);
  53. #endif /* OSSL_CRYPTO_DH_H */