| 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: GPL-2.0 |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
| 13 | * (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License along |
| 21 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 22 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 23 | * |
| 24 | * This file is part of mbed TLS (https://tls.mbed.org) |
| 25 | */ |
| 26 | |
| 27 | #ifndef MBEDTLS_PK_WRAP_H |
| 28 | #define MBEDTLS_PK_WRAP_H |
| 29 | |
| 30 | #if !defined(MBEDTLS_CONFIG_FILE) |
| 31 | #include "config.h" |
| 32 | #else |
| 33 | #include MBEDTLS_CONFIG_FILE |
| 34 | #endif |
| 35 | |
| 36 | #include "pk.h" |
| 37 | |
| 38 | struct mbedtls_pk_info_t |
| 39 | { |
| 40 | /** Public key type */ |
| 41 | mbedtls_pk_type_t type; |
| 42 | |
| 43 | /** Type name */ |
| 44 | const char *name; |
| 45 | |
| 46 | /** Get key size in bits */ |
| 47 | size_t (*get_bitlen)( const void * ); |
| 48 | |
| 49 | /** Tell if the context implements this type (e.g. ECKEY can do ECDSA) */ |
| 50 | int (*can_do)( mbedtls_pk_type_t type ); |
| 51 | |
| 52 | /** Verify signature */ |
| 53 | int (*verify_func)( void *ctx, mbedtls_md_type_t md_alg, |
| 54 | const unsigned char *hash, size_t hash_len, |
| 55 | const unsigned char *sig, size_t sig_len ); |
| 56 | |
| 57 | /** Make signature */ |
| 58 | int (*sign_func)( void *ctx, mbedtls_md_type_t md_alg, |
| 59 | const unsigned char *hash, size_t hash_len, |
| 60 | unsigned char *sig, size_t *sig_len, |
| 61 | int (*f_rng)(void *, unsigned char *, size_t), |
| 62 | void *p_rng ); |
| 63 | |
| 64 | /** Decrypt message */ |
| 65 | int (*decrypt_func)( void *ctx, const unsigned char *input, size_t ilen, |
| 66 | unsigned char *output, size_t *olen, size_t osize, |
| 67 | int (*f_rng)(void *, unsigned char *, size_t), |
| 68 | void *p_rng ); |
| 69 | |
| 70 | /** Encrypt message */ |
| 71 | int (*encrypt_func)( void *ctx, const unsigned char *input, size_t ilen, |
| 72 | unsigned char *output, size_t *olen, size_t osize, |
| 73 | int (*f_rng)(void *, unsigned char *, size_t), |
| 74 | void *p_rng ); |
| 75 | |
| 76 | /** Check public-private key pair */ |
| 77 | int (*check_pair_func)( const void *pub, const void *prv ); |
| 78 | |
| 79 | /** Allocate a new context */ |
| 80 | void * (*ctx_alloc_func)( void ); |
| 81 | |
| 82 | /** Free the given context */ |
| 83 | void (*ctx_free_func)( void *ctx ); |
| 84 | |
| 85 | /** Interface with the debug module */ |
| 86 | void (*debug_func)( const void *ctx, mbedtls_pk_debug_item *items ); |
| 87 | |
| 88 | }; |
| 89 | #if defined(MBEDTLS_PK_RSA_ALT_SUPPORT) |
| 90 | /* Container for RSA-alt */ |
| 91 | typedef struct |
| 92 | { |
| 93 | void *key; |
| 94 | mbedtls_pk_rsa_alt_decrypt_func decrypt_func; |
| 95 | mbedtls_pk_rsa_alt_sign_func sign_func; |
| 96 | mbedtls_pk_rsa_alt_key_len_func key_len_func; |
| 97 | } mbedtls_rsa_alt_context; |
| 98 | #endif |
| 99 | |
| 100 | #if defined(MBEDTLS_RSA_C) |
| 101 | extern const mbedtls_pk_info_t mbedtls_rsa_info; |
| 102 | #endif |
| 103 | |
| 104 | #if defined(MBEDTLS_ECP_C) |
| 105 | extern const mbedtls_pk_info_t mbedtls_eckey_info; |
| 106 | extern const mbedtls_pk_info_t mbedtls_eckeydh_info; |
| 107 | #endif |
| 108 | |
| 109 | #if defined(MBEDTLS_ECDSA_C) |
| 110 | extern const mbedtls_pk_info_t mbedtls_ecdsa_info; |
| 111 | #endif |
| 112 | |
| 113 | #if defined(MBEDTLS_PK_RSA_ALT_SUPPORT) |
| 114 | extern const mbedtls_pk_info_t mbedtls_rsa_alt_info; |
| 115 | #endif |
| 116 | |
| 117 | #endif /* MBEDTLS_PK_WRAP_H */ |