Mercurial > hg > orthanc
annotate Core/HttpServer/BufferHttpSender.cpp @ 3837:963ea9fab402
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 15 Apr 2020 17:28:27 +0200 |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
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6 * |
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7 * This program is free software: you can redistribute it and/or |
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8 * modify it under the terms of the GNU General Public License as |
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9 * published by the Free Software Foundation, either version 3 of the |
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10 * License, or (at your option) any later version. |
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11 * |
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12 * In addition, as a special exception, the copyright holders of this |
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13 * program give permission to link the code of its release with the |
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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15 * that use the same license as the "OpenSSL" library), and distribute |
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16 * the linked executables. You must obey the GNU General Public License |
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17 * in all respects for all of the code used other than "OpenSSL". If you |
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18 * modify file(s) with this exception, you may extend this exception to |
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19 * your version of the file(s), but you are not obligated to do so. If |
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20 * you do not wish to do so, delete this exception statement from your |
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21 * version. If you delete this exception statement from all source files |
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22 * in the program, then also delete it here. |
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23 * |
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24 * This program is distributed in the hope that it will be useful, but |
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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27 * General Public License for more details. |
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28 * |
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29 * You should have received a copy of the GNU General Public License |
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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31 **/ |
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32 |
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33 #include "../PrecompiledHeaders.h" |
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34 #include "BufferHttpSender.h" |
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35 |
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36 #include "../OrthancException.h" |
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37 |
1525 | 38 #include <cassert> |
39 | |
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40 namespace Orthanc |
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41 { |
1525 | 42 BufferHttpSender::BufferHttpSender() : |
43 position_(0), | |
44 chunkSize_(0), | |
45 currentChunkSize_(0) | |
46 { | |
47 } | |
48 | |
49 | |
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50 bool BufferHttpSender::ReadNextChunk() |
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51 { |
1525 | 52 assert(position_ + currentChunkSize_ <= buffer_.size()); |
53 | |
54 position_ += currentChunkSize_; | |
55 | |
56 if (position_ == buffer_.size()) | |
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57 { |
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58 return false; |
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59 } |
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60 else |
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61 { |
1525 | 62 currentChunkSize_ = buffer_.size() - position_; |
63 | |
64 if (chunkSize_ != 0 && | |
65 currentChunkSize_ > chunkSize_) | |
66 { | |
67 currentChunkSize_ = chunkSize_; | |
68 } | |
69 | |
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70 return true; |
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71 } |
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72 } |
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73 |
1525 | 74 |
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75 const char* BufferHttpSender::GetChunkContent() |
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76 { |
1525 | 77 return buffer_.c_str() + position_; |
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78 } |
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79 |
1525 | 80 |
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81 size_t BufferHttpSender::GetChunkSize() |
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82 { |
1525 | 83 return currentChunkSize_; |
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84 } |
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85 } |