Mercurial > hg > orthanc-stone
annotate Resources/Orthanc/Core/ChunkedBuffer.cpp @ 59:d2adc6189a95 wasm
refactoring
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 10 May 2017 11:34:06 +0200 |
| parents | 7207a407bcd8 |
| children |
| rev | line source |
|---|---|
| 1 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
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7207a407bcd8
shared copyright with osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
5 * Copyright (C) 2017 Osimis, Belgium |
| 1 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
| 33 | |
| 34 #include "PrecompiledHeaders.h" | |
| 35 #include "ChunkedBuffer.h" | |
| 36 | |
| 37 #include <cassert> | |
| 38 #include <string.h> | |
| 39 | |
| 40 | |
| 41 namespace Orthanc | |
| 42 { | |
| 43 void ChunkedBuffer::Clear() | |
| 44 { | |
| 45 numBytes_ = 0; | |
| 46 | |
| 47 for (Chunks::iterator it = chunks_.begin(); | |
| 48 it != chunks_.end(); ++it) | |
| 49 { | |
| 50 delete *it; | |
| 51 } | |
| 52 } | |
| 53 | |
| 54 | |
| 55 void ChunkedBuffer::AddChunk(const void* chunkData, | |
| 56 size_t chunkSize) | |
| 57 { | |
| 58 if (chunkSize == 0) | |
| 59 { | |
| 60 return; | |
| 61 } | |
| 62 else | |
| 63 { | |
| 64 assert(chunkData != NULL); | |
| 65 chunks_.push_back(new std::string(reinterpret_cast<const char*>(chunkData), chunkSize)); | |
| 66 numBytes_ += chunkSize; | |
| 67 } | |
| 68 } | |
| 69 | |
| 70 | |
| 71 void ChunkedBuffer::AddChunk(const std::string& chunk) | |
| 72 { | |
| 73 if (chunk.size() > 0) | |
| 74 { | |
| 75 AddChunk(&chunk[0], chunk.size()); | |
| 76 } | |
| 77 } | |
| 78 | |
| 79 | |
| 80 void ChunkedBuffer::Flatten(std::string& result) | |
| 81 { | |
| 82 result.resize(numBytes_); | |
| 83 | |
| 84 size_t pos = 0; | |
| 85 for (Chunks::iterator it = chunks_.begin(); | |
| 86 it != chunks_.end(); ++it) | |
| 87 { | |
| 88 assert(*it != NULL); | |
| 89 | |
| 90 size_t s = (*it)->size(); | |
| 91 if (s != 0) | |
| 92 { | |
| 93 memcpy(&result[pos], (*it)->c_str(), s); | |
| 94 pos += s; | |
| 95 } | |
| 96 | |
| 97 delete *it; | |
| 98 } | |
| 99 | |
| 100 chunks_.clear(); | |
| 101 numBytes_ = 0; | |
| 102 } | |
| 103 } |