pk_internal.h 3.5 KB

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  1. /**
  2. * \file pk_internal.h
  3. *
  4. * \brief Public Key abstraction layer: wrapper functions
  5. */
  6. /*
  7. * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
  8. * SPDX-License-Identifier: Apache-2.0
  9. *
  10. * Licensed under the Apache License, Version 2.0 (the "License"); you may
  11. * not use this file except in compliance with the License.
  12. * You may obtain a copy of the License at
  13. *
  14. * http://www.apache.org/licenses/LICENSE-2.0
  15. *
  16. * Unless required by applicable law or agreed to in writing, software
  17. * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  18. * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  19. * See the License for the specific language governing permissions and
  20. * limitations under the License.
  21. *
  22. * This file is part of mbed TLS (https://tls.mbed.org)
  23. */
  24. #ifndef MBEDTLS_PK_WRAP_H
  25. #define MBEDTLS_PK_WRAP_H
  26. #if !defined(MBEDTLS_CONFIG_FILE)
  27. #include "config.h"
  28. #else
  29. #include MBEDTLS_CONFIG_FILE
  30. #endif
  31. #include "pk.h"
  32. struct mbedtls_pk_info_t
  33. {
  34. /** Public key type */
  35. mbedtls_pk_type_t type;
  36. /** Type name */
  37. const char *name;
  38. /** Get key size in bits */
  39. size_t (*get_bitlen)( const void * );
  40. /** Tell if the context implements this type (e.g. ECKEY can do ECDSA) */
  41. int (*can_do)( mbedtls_pk_type_t type );
  42. /** Verify signature */
  43. int (*verify_func)( void *ctx, mbedtls_md_type_t md_alg,
  44. const unsigned char *hash, size_t hash_len,
  45. const unsigned char *sig, size_t sig_len );
  46. /** Make signature */
  47. int (*sign_func)( void *ctx, mbedtls_md_type_t md_alg,
  48. const unsigned char *hash, size_t hash_len,
  49. unsigned char *sig, size_t *sig_len,
  50. int (*f_rng)(void *, unsigned char *, size_t),
  51. void *p_rng );
  52. /** Decrypt message */
  53. int (*decrypt_func)( void *ctx, const unsigned char *input, size_t ilen,
  54. unsigned char *output, size_t *olen, size_t osize,
  55. int (*f_rng)(void *, unsigned char *, size_t),
  56. void *p_rng );
  57. /** Encrypt message */
  58. int (*encrypt_func)( void *ctx, const unsigned char *input, size_t ilen,
  59. unsigned char *output, size_t *olen, size_t osize,
  60. int (*f_rng)(void *, unsigned char *, size_t),
  61. void *p_rng );
  62. /** Check public-private key pair */
  63. int (*check_pair_func)( const void *pub, const void *prv );
  64. /** Allocate a new context */
  65. void * (*ctx_alloc_func)( void );
  66. /** Free the given context */
  67. void (*ctx_free_func)( void *ctx );
  68. /** Interface with the debug module */
  69. void (*debug_func)( const void *ctx, mbedtls_pk_debug_item *items );
  70. };
  71. #if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
  72. /* Container for RSA-alt */
  73. typedef struct
  74. {
  75. void *key;
  76. mbedtls_pk_rsa_alt_decrypt_func decrypt_func;
  77. mbedtls_pk_rsa_alt_sign_func sign_func;
  78. mbedtls_pk_rsa_alt_key_len_func key_len_func;
  79. } mbedtls_rsa_alt_context;
  80. #endif
  81. #if defined(MBEDTLS_RSA_C)
  82. extern const mbedtls_pk_info_t mbedtls_rsa_info;
  83. #endif
  84. #if defined(MBEDTLS_ECP_C)
  85. extern const mbedtls_pk_info_t mbedtls_eckey_info;
  86. extern const mbedtls_pk_info_t mbedtls_eckeydh_info;
  87. #endif
  88. #if defined(MBEDTLS_ECDSA_C)
  89. extern const mbedtls_pk_info_t mbedtls_ecdsa_info;
  90. #endif
  91. #if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
  92. extern const mbedtls_pk_info_t mbedtls_rsa_alt_info;
  93. #endif
  94. #endif /* MBEDTLS_PK_WRAP_H */