path: root/include/hotstuff/crypto.h

/**
 * Copyright 2018 VMware
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef _HOTSTUFF_CRYPTO_H
#define _HOTSTUFF_CRYPTO_H

#include <openssl/rand.h>

#include "secp256k1.h"
#include "salticidae/crypto.h"
#include "hotstuff/type.h"
#include "hotstuff/task.h"

namespace hotstuff {

using salticidae::SHA256;

class PubKey: public Serializable, Cloneable {
    public:
    virtual ~PubKey() = default;
    virtual PubKey *clone() override = 0;
};

using pubkey_bt = BoxObj<PubKey>;

class PrivKey: public Serializable {
    public:
    virtual ~PrivKey() = default;
    virtual pubkey_bt get_pubkey() const = 0;
    virtual void from_rand() = 0;
};

using privkey_bt = BoxObj<PrivKey>;

class PartCert: public Serializable, public Cloneable {
    public:
    virtual ~PartCert() = default;
    virtual promise_t verify(const PubKey &pubkey