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/*-
* Copyright (c) 2017-2022 Ribose Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef RNP_SM2_H_
#define RNP_SM2_H_
#include "config.h"
#include "ec.h"
namespace rnp {
class Hash;
} // namespace rnp
namespace pgp {
namespace sm2 {
class Encrypted {
public:
mpi m;
};
#if defined(ENABLE_SM2)
rnp_result_t validate_key(rnp::RNG &rng, const ec::Key &key, bool secret);
/**
* Compute the SM2 "ZA" field, and add it to the hash object
*
* If ident_field is null, uses the default value
*/
rnp_result_t compute_za(const pgp::ec::Key &key,
rnp::Hash & hash,
const char * ident_field = NULL);
rnp_result_t sign(rnp::RNG & rng,
ec::Signature & sig,
pgp_hash_alg_t hash_alg,
const rnp::secure_bytes &hash,
const pgp::ec::Key & key);
rnp_result_t verify(const ec::Signature & sig,
pgp_hash_alg_t hash_alg,
const rnp::secure_bytes &hash,
const ec::Key & key);
rnp_result_t encrypt(rnp::RNG & rng,
Encrypted & out,
const rnp::secure_bytes &in,
pgp_hash_alg_t hash_algo,
const ec::Key & key);
rnp_result_t decrypt(rnp::secure_bytes &out, const Encrypted &in, const ec::Key &key);
#endif // defined(ENABLE_SM2)
} // namespace sm2
} // namespace pgp
#endif // SM2_H_