Ed25519.h

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/*
 * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef TRINITYCORE_ED25519_H
#define TRINITYCORE_ED25519_H
 
#include "Define.h"
#include <array>
#include <string>
#include <vector>
#include <openssl/evp.h>
 
class BigNumber;
 
namespace Trinity::Crypto
{
class TC_COMMON_API Ed25519
{
public:
 Ed25519();
 Ed25519(Ed25519 const& right);
 Ed25519(Ed25519&& right) noexcept;
 ~Ed25519();
 
 Ed25519& operator=(Ed25519 const& right);
 Ed25519& operator=(Ed25519&& right) noexcept;
 
 bool LoadFromFile(std::string const& fileName);
 
 bool LoadFromString(std::string const& keyPem);
 
 bool LoadFromByteArray(std::array<uint8, 32> const& keyBytes);
 
 template <std::size_t N>
 bool Sign(std::array<uint8, N> const& message, std::vector<uint8>& output)
 {
 return this->Sign(message.data(), message.size(), output);
 }
 
 bool Sign(uint8 const* message, std::size_t messageLength, std::vector<uint8>& output);
 
 template <std::size_t N>
 bool SignWithContext(std::array<uint8, N> const& message, std::vector<uint8> const& context, std::vector<uint8>& output)
 {
 return this->SignWithContext(message.data(), message.size(), context, output);
 }
 
 bool SignWithContext(uint8 const* message, std::size_t messageLength, std::vector<uint8> const& context, std::vector<uint8>& output);
 
private:
 EVP_PKEY* _key = nullptr;
};
}
 
#endif // TRINITYCORE_ED25519_H