danicoin/src/Common/MemoryInputStream.h

// Copyright (c) 2012-2015, The CryptoNote developers, The Bytecoin developers
//
// This file is part of Bytecoin.
//
// Bytecoin is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Bytecoin 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with Bytecoin.  If not, see <http://www.gnu.org/licenses/>.

#pragma once

#include "IInputStream.h"

namespace Common {

  class MemoryInputStream : public IInputStream {
  public:
    MemoryInputStream(const void* buffer, size_t bufferSize);
    size_t getPosition() const;
    bool endOfStream() const;
    
    // IInputStream
    virtual size_t readSome(void* data, size_t size) override;

  private:
    const char* buffer;
    size_t bufferSize;
    size_t position;
  };
}