Mercurial > hg > orthanc-webviewer
view Orthanc/Core/ChunkedBuffer.cpp @ 44:6f27794044a2
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 29 Jul 2015 17:29:29 +0200 |
parents | 15acbf5e7545 |
children | 3809121c3290 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2015 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 char* chunkData, size_t chunkSize) { if (chunkSize == 0) { return; } assert(chunkData != NULL); chunks_.push_back(new std::string(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(); } }