sha256.hpp

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//This file is part of Bertini 2.
//
//sha256.hpp 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 3 of the License, or
//(at your option) any later version.
//
//sha256.hpp 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 sha256.hpp.  If not, see <http://www.gnu.org/licenses/>.
//
// Copyright(C) Bertini2 Development Team
//
// See <http://www.gnu.org/licenses/> for a copy of the license,
// as well as COPYING.  Bertini2 is provided with permitted
// additional terms in the b2/licenses/ directory.

 
#pragma once
 
#include <array>
#include <cstdint>
#include <string>
#include <string_view>
 
namespace bertini {
namespace detail {

struct Digest256
{
    std::array<std::uint8_t, 32> bytes{};

    std::string Hex() const;

    bool operator==(Digest256 const& other) const { return bytes == other.bytes; }
    bool operator!=(Digest256 const& other) const { return bytes != other.bytes; }
    bool operator<(Digest256 const& other) const { return bytes < other.bytes; }
};

Digest256 Sha256(std::string_view data);
 
} // namespace detail
} // namespace bertini