74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
/**
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* Orthanc - A Lightweight, RESTful DICOM Store
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* Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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* Department, University Hospital of Liege, Belgium
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* Copyright (C) 2017-2023 Osimis S.A., Belgium
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* Copyright (C) 2024-2025 Orthanc Team SRL, Belgium
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* Copyright (C) 2021-2025 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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*
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* This program is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program. If not, see
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* <http://www.gnu.org/licenses/>.
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**/
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#pragma once
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#include "OrthancFramework.h"
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#include <boost/noncopyable.hpp>
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#include <list>
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#include <string>
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namespace Orthanc
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{
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class ORTHANC_PUBLIC ChunkedBuffer : public boost::noncopyable
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{
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private:
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typedef std::list<std::string*> Chunks;
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size_t numBytes_;
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Chunks chunks_;
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std::string pendingBuffer_; // Buffer to speed up if adding many small chunks
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size_t pendingPos_;
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void Clear();
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void AddChunkInternal(const void* chunkData,
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size_t chunkSize);
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void FlushPendingBuffer();
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public:
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ChunkedBuffer();
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~ChunkedBuffer();
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size_t GetNumBytes() const;
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void SetPendingBufferSize(size_t size);
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size_t GetPendingBufferSize() const;
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void AddChunk(const void* chunkData,
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size_t chunkSize);
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void AddChunk(const std::string& chunk);
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void AddChunk(const std::string::const_iterator& begin,
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const std::string::const_iterator& end);
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void Flatten(std::string& result);
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};
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}
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