105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
/**
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* Copyright (C) 2015-2016 Virgil Security Inc.
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*
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* Lead Maintainer: Virgil Security Inc. <support@virgilsecurity.com>
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* (1) Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* (2) Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* (3) Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* This file is part of extension to mbed TLS (https://tls.mbed.org)
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*/
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#ifndef MBEDTLS_ECIES_WRAP_H
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#define MBEDTLS_ECIES_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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#if defined(MBEDTLS_ECIES_C)
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#include "ecies.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct mbedtls_ecies_info_t
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{
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/** ECIES implementation identifier */
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mbedtls_ecies_type_t type;
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/** Name of the ECIES implementation details */
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const char* name;
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/** Allocate a new key */
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void * (*key_alloc_func)( void );
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/** Free the given key */
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void (*key_free_func)( void *key );
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/** Generate ephemeral key based on parameters of the source key */
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int (*key_gen_ephemeral_func)( void *src_key, void *dst_key,
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int (*f_rng)(void *, unsigned char *, size_t), void *p_rng );
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/** Make shared key on a given keys */
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int (*key_compute_shared_func)( void *pub, void* prv,
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unsigned char* shared, size_t shared_len,
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int (*f_rng)(void *, unsigned char *, size_t), void *p_rng );
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/** Get shared key length in bytes */
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size_t (*key_get_shared_len_func)( void* key );
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/** Write public as ASN.1 structure */
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int (*key_write_pub_asn1_func)(unsigned char** p, unsigned char* start, void *key);
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/** Read public from ASN.1 structure */
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int (*key_read_pub_asn1_func)(unsigned char** p, const unsigned char* end, void *key);
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};
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#if defined(MBEDTLS_ECP_C) && defined (MBEDTLS_ECDH_C)
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extern const mbedtls_ecies_info_t mbedtls_ecies_ecp_info;
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#endif
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#if defined(MBEDTLS_FAST_EC_C)
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extern const mbedtls_ecies_info_t mbedtls_ecies_fast_ec_info;
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /** MBEDTLS_ECIES_C */
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#endif /** MBEDTLS_ECIES_WRAP_H */
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