Mercurial > hg > orthanc-wsi
diff Resources/Orthanc/Core/ChunkedBuffer.cpp @ 59:7a3853d51c45
Move "Framework/Orthanc/" as "Resources/Orthanc/"
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Fri, 25 Nov 2016 16:34:34 +0100 |
parents | Framework/Orthanc/Core/ChunkedBuffer.cpp@dc730d11b101 |
children | ff0ef01c332c |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Resources/Orthanc/Core/ChunkedBuffer.cpp Fri Nov 25 16:34:34 2016 +0100 @@ -0,0 +1,102 @@ +/** + * Orthanc - A Lightweight, RESTful DICOM Store + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * + * 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 3 of the + * License, or (at your option) any later version. + * + * In addition, as a special exception, the copyright holders of this + * program give permission to link the code of its release with the + * OpenSSL project's "OpenSSL" library (or with modified versions of it + * that use the same license as the "OpenSSL" library), and distribute + * the linked executables. You must obey the GNU General Public License + * in all respects for all of the code used other than "OpenSSL". If you + * modify file(s) with this exception, you may extend this exception to + * your version of the file(s), but you are not obligated to do so. If + * you do not wish to do so, delete this exception statement from your + * version. If you delete this exception statement from all source files + * in the program, then also delete it here. + * + * 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/>. + **/ + + +#include "PrecompiledHeaders.h" +#include "ChunkedBuffer.h" + +#include <cassert> +#include <string.h> + + +namespace Orthanc +{ + void ChunkedBuffer::Clear() + { + numBytes_ = 0; + + for (Chunks::iterator it = chunks_.begin(); + it != chunks_.end(); ++it) + { + delete *it; + } + } + + + void ChunkedBuffer::AddChunk(const void* chunkData, + size_t chunkSize) + { + if (chunkSize == 0) + { + return; + } + else + { + assert(chunkData != NULL); + chunks_.push_back(new std::string(reinterpret_cast<const char*>(chunkData), chunkSize)); + numBytes_ += chunkSize; + } + } + + + void ChunkedBuffer::AddChunk(const std::string& chunk) + { + if (chunk.size() > 0) + { + AddChunk(&chunk[0], chunk.size()); + } + } + + + void ChunkedBuffer::Flatten(std::string& result) + { + result.resize(numBytes_); + + size_t pos = 0; + for (Chunks::iterator it = chunks_.begin(); + it != chunks_.end(); ++it) + { + assert(*it != NULL); + + size_t s = (*it)->size(); + if (s != 0) + { + memcpy(&result[pos], (*it)->c_str(), s); + pos += s; + } + + delete *it; + } + + chunks_.clear(); + numBytes_ = 0; + } +}