[398] | 1 | /**
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| 2 | * \file pk_internal.h
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| 3 | *
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| 4 | * \brief Public Key abstraction layer: wrapper functions
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| 5 | */
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| 6 | /*
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| 7 | * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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| 8 | * SPDX-License-Identifier: Apache-2.0
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| 9 | *
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| 10 | * Licensed under the Apache License, Version 2.0 (the "License"); you may
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| 11 | * not use this file except in compliance with the License.
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| 12 | * You may obtain a copy of the License at
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| 13 | *
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| 14 | * http://www.apache.org/licenses/LICENSE-2.0
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| 15 | *
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| 16 | * Unless required by applicable law or agreed to in writing, software
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| 17 | * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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| 18 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 19 | * See the License for the specific language governing permissions and
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| 20 | * limitations under the License.
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| 21 | *
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| 22 | * This file is part of mbed TLS (https://tls.mbed.org)
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| 23 | */
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| 24 |
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| 25 | #ifndef MBEDTLS_PK_WRAP_H
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| 26 | #define MBEDTLS_PK_WRAP_H
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| 27 |
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| 28 | #if !defined(MBEDTLS_CONFIG_FILE)
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| 29 | #include "config.h"
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| 30 | #else
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| 31 | #include MBEDTLS_CONFIG_FILE
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| 32 | #endif
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| 33 |
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| 34 | #include "pk.h"
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| 35 |
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| 36 | struct mbedtls_pk_info_t
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| 37 | {
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| 38 | /** Public key type */
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| 39 | mbedtls_pk_type_t type;
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| 40 |
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| 41 | /** Type name */
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| 42 | const char *name;
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| 43 |
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| 44 | /** Get key size in bits */
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| 45 | size_t (*get_bitlen)( const void * );
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| 46 |
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| 47 | /** Tell if the context implements this type (e.g. ECKEY can do ECDSA) */
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| 48 | int (*can_do)( mbedtls_pk_type_t type );
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| 49 |
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| 50 | /** Verify signature */
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| 51 | int (*verify_func)( void *ctx, mbedtls_md_type_t md_alg,
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| 52 | const unsigned char *hash, size_t hash_len,
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| 53 | const unsigned char *sig, size_t sig_len );
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| 54 |
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| 55 | /** Make signature */
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| 56 | int (*sign_func)( void *ctx, mbedtls_md_type_t md_alg,
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| 57 | const unsigned char *hash, size_t hash_len,
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| 58 | unsigned char *sig, size_t *sig_len,
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| 59 | int (*f_rng)(void *, unsigned char *, size_t),
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| 60 | void *p_rng );
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| 61 |
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| 62 | #if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
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| 63 | /** Verify signature (restartable) */
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| 64 | int (*verify_rs_func)( void *ctx, mbedtls_md_type_t md_alg,
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| 65 | const unsigned char *hash, size_t hash_len,
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| 66 | const unsigned char *sig, size_t sig_len,
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| 67 | void *rs_ctx );
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| 68 |
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| 69 | /** Make signature (restartable) */
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| 70 | int (*sign_rs_func)( void *ctx, mbedtls_md_type_t md_alg,
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| 71 | const unsigned char *hash, size_t hash_len,
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| 72 | unsigned char *sig, size_t *sig_len,
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| 73 | int (*f_rng)(void *, unsigned char *, size_t),
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| 74 | void *p_rng, void *rs_ctx );
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| 75 | #endif /* MBEDTLS_ECDSA_C && MBEDTLS_ECP_RESTARTABLE */
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| 76 |
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| 77 | /** Decrypt message */
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| 78 | int (*decrypt_func)( void *ctx, const unsigned char *input, size_t ilen,
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| 79 | unsigned char *output, size_t *olen, size_t osize,
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| 80 | int (*f_rng)(void *, unsigned char *, size_t),
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| 81 | void *p_rng );
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| 82 |
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| 83 | /** Encrypt message */
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| 84 | int (*encrypt_func)( void *ctx, const unsigned char *input, size_t ilen,
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| 85 | unsigned char *output, size_t *olen, size_t osize,
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| 86 | int (*f_rng)(void *, unsigned char *, size_t),
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| 87 | void *p_rng );
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| 88 |
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| 89 | /** Check public-private key pair */
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| 90 | int (*check_pair_func)( const void *pub, const void *prv );
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| 91 |
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| 92 | /** Allocate a new context */
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| 93 | void * (*ctx_alloc_func)( void );
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| 94 |
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| 95 | /** Free the given context */
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| 96 | void (*ctx_free_func)( void *ctx );
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| 97 |
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| 98 | #if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
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| 99 | /** Allocate the restart context */
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| 100 | void * (*rs_alloc_func)( void );
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| 101 |
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| 102 | /** Free the restart context */
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| 103 | void (*rs_free_func)( void *rs_ctx );
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| 104 | #endif /* MBEDTLS_ECDSA_C && MBEDTLS_ECP_RESTARTABLE */
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| 105 |
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| 106 | /** Interface with the debug module */
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| 107 | void (*debug_func)( const void *ctx, mbedtls_pk_debug_item *items );
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| 108 |
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| 109 | };
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| 110 | #if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
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| 111 | /* Container for RSA-alt */
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| 112 | typedef struct
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| 113 | {
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| 114 | void *key;
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| 115 | mbedtls_pk_rsa_alt_decrypt_func decrypt_func;
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| 116 | mbedtls_pk_rsa_alt_sign_func sign_func;
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| 117 | mbedtls_pk_rsa_alt_key_len_func key_len_func;
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| 118 | } mbedtls_rsa_alt_context;
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| 119 | #endif
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| 120 |
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| 121 | #if defined(MBEDTLS_RSA_C)
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| 122 | extern const mbedtls_pk_info_t mbedtls_rsa_info;
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| 123 | #endif
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| 124 |
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| 125 | #if defined(MBEDTLS_ECP_C)
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| 126 | extern const mbedtls_pk_info_t mbedtls_eckey_info;
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| 127 | extern const mbedtls_pk_info_t mbedtls_eckeydh_info;
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| 128 | #endif
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| 129 |
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| 130 | #if defined(MBEDTLS_ECDSA_C)
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| 131 | extern const mbedtls_pk_info_t mbedtls_ecdsa_info;
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| 132 | #endif
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| 133 |
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| 134 | #if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
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| 135 | extern const mbedtls_pk_info_t mbedtls_rsa_alt_info;
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| 136 | #endif
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| 137 |
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| 138 | #endif /* MBEDTLS_PK_WRAP_H */
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