LastBlockHashesFace.h

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/*
    This file is part of cpp-ethereum.
 
    cpp-ethereum 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.
 
    cpp-ethereum 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 cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
 
#include <libdevcore/FixedHash.h>
 
 
namespace dev
{
 
namespace eth
{
 
class LastBlockHashesFace
{
public:
    virtual ~LastBlockHashesFace() {}
 
    virtual h256s precedingHashes(h256 const& _mostRecentHash) const = 0;
 
    virtual void clear() = 0;
};
 
}
}