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69baf70984
It's better for names in the API to describe the "what" (opaque keys) rather than the "how" (using PSA), at least since we don't intend to have multiple function doing the same "what" in different ways in the foreseeable future.
143 lines
4.6 KiB
C
143 lines
4.6 KiB
C
/**
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* \file pk_internal.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 (C) 2006-2015, ARM Limited, All Rights Reserved
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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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* This file is part of mbed TLS (https://tls.mbed.org)
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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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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "config.h"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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#include "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_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_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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/** 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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