139 lines
4.6 KiB
C
139 lines
4.6 KiB
C
/**
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* \file pk_wrap.h
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*
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* \brief Public Key abstraction layer: wrapper functions
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*/
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/*
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* Copyright The Mbed TLS Contributors
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MBEDTLS_PK_WRAP_H
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#define MBEDTLS_PK_WRAP_H
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#include "mbedtls/build_info.h"
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#include "mbedtls/pk.h"
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struct mbedtls_pk_info_t
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{
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/** Public key type */
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mbedtls_pk_type_t type;
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/** Type name */
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const char *name;
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/** Get key size in bits */
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size_t (*get_bitlen)( const void * );
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/** Tell if the context implements this type (e.g. ECKEY can do ECDSA) */
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int (*can_do)( mbedtls_pk_type_t type );
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/** Verify signature */
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int (*verify_func)( void *ctx, mbedtls_md_type_t md_alg,
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const unsigned char *hash, size_t hash_len,
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const unsigned char *sig, size_t sig_len );
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/** Make signature */
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int (*sign_func)( void *ctx, mbedtls_md_type_t md_alg,
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const unsigned char *hash, size_t hash_len,
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unsigned char *sig, size_t sig_size, size_t *sig_len,
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int (*f_rng)(void *, unsigned char *, size_t),
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void *p_rng );
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#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
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/** Verify signature (restartable) */
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int (*verify_rs_func)( void *ctx, mbedtls_md_type_t md_alg,
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const unsigned char *hash, size_t hash_len,
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const unsigned char *sig, size_t sig_len,
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void *rs_ctx );
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/** Make signature (restartable) */
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int (*sign_rs_func)( void *ctx, mbedtls_md_type_t md_alg,
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const unsigned char *hash, size_t hash_len,
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unsigned char *sig, size_t sig_size, size_t *sig_len,
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int (*f_rng)(void *, unsigned char *, size_t),
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void *p_rng, void *rs_ctx );
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#endif /* MBEDTLS_ECDSA_C && MBEDTLS_ECP_RESTARTABLE */
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/** Decrypt message */
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int (*decrypt_func)( void *ctx, const unsigned char *input, size_t ilen,
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unsigned char *output, size_t *olen, size_t osize,
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int (*f_rng)(void *, unsigned char *, size_t),
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void *p_rng );
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/** Encrypt message */
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int (*encrypt_func)( void *ctx, const unsigned char *input, size_t ilen,
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unsigned char *output, size_t *olen, size_t osize,
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int (*f_rng)(void *, unsigned char *, size_t),
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void *p_rng );
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/** Check public-private key pair */
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int (*check_pair_func)( const void *pub, const void *prv,
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int (*f_rng)(void *, unsigned char *, size_t),
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void *p_rng );
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/** Allocate a new context */
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void * (*ctx_alloc_func)( void );
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/** Free the given context */
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void (*ctx_free_func)( void *ctx );
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#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
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/** Allocate the restart context */
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void * (*rs_alloc_func)( void );
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/** Free the restart context */
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void (*rs_free_func)( void *rs_ctx );
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#endif /* MBEDTLS_ECDSA_C && MBEDTLS_ECP_RESTARTABLE */
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/** Interface with the debug module */
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void (*debug_func)( const void *ctx, mbedtls_pk_debug_item *items );
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};
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#if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
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/* Container for RSA-alt */
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typedef struct
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{
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void *key;
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mbedtls_pk_rsa_alt_decrypt_func decrypt_func;
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mbedtls_pk_rsa_alt_sign_func sign_func;
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mbedtls_pk_rsa_alt_key_len_func key_len_func;
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} mbedtls_rsa_alt_context;
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#endif
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#if defined(MBEDTLS_RSA_C)
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extern const mbedtls_pk_info_t mbedtls_rsa_info;
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#endif
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#if defined(MBEDTLS_ECP_C)
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extern const mbedtls_pk_info_t mbedtls_eckey_info;
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extern const mbedtls_pk_info_t mbedtls_eckeydh_info;
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#endif
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#if defined(MBEDTLS_ECDSA_C)
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extern const mbedtls_pk_info_t mbedtls_ecdsa_info;
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#endif
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#if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
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extern const mbedtls_pk_info_t mbedtls_rsa_alt_info;
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#endif
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#if defined(MBEDTLS_USE_PSA_CRYPTO)
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extern const mbedtls_pk_info_t mbedtls_pk_opaque_info;
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#endif
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#endif /* MBEDTLS_PK_WRAP_H */
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