Mercurial > hg > orthanc
annotate Core/ChunkedBuffer.cpp @ 1829:31df3b48925e
OrthancPluginDecodeDicomImage
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 25 Nov 2015 17:35:52 +0100 |
| parents | 6e7e5ed91c2d |
| children | b1291df2f780 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
| 0 | 5 * |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 136 | 10 * |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 0 | 22 * |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
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precompiled headers
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33 #include "PrecompiledHeaders.h" |
| 0 | 34 #include "ChunkedBuffer.h" |
| 35 | |
| 36 #include <cassert> | |
| 37 #include <string.h> | |
| 38 | |
| 39 | |
| 59 | 40 namespace Orthanc |
| 0 | 41 { |
| 42 void ChunkedBuffer::Clear() | |
| 43 { | |
| 44 numBytes_ = 0; | |
| 45 | |
| 46 for (Chunks::iterator it = chunks_.begin(); | |
| 656 | 47 it != chunks_.end(); ++it) |
| 0 | 48 { |
| 49 delete *it; | |
| 50 } | |
| 51 } | |
| 52 | |
| 53 | |
| 54 void ChunkedBuffer::AddChunk(const char* chunkData, | |
| 55 size_t chunkSize) | |
| 56 { | |
| 57 if (chunkSize == 0) | |
| 58 { | |
| 59 return; | |
| 60 } | |
| 61 | |
| 62 assert(chunkData != NULL); | |
| 63 chunks_.push_back(new std::string(chunkData, chunkSize)); | |
| 64 numBytes_ += chunkSize; | |
| 65 } | |
| 66 | |
| 67 | |
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68 void ChunkedBuffer::AddChunk(const std::string& chunk) |
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69 { |
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70 if (chunk.size() > 0) |
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71 { |
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72 AddChunk(&chunk[0], chunk.size()); |
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73 } |
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74 } |
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75 |
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76 |
| 0 | 77 void ChunkedBuffer::Flatten(std::string& result) |
| 78 { | |
| 79 result.resize(numBytes_); | |
| 80 | |
| 81 size_t pos = 0; | |
| 82 for (Chunks::iterator it = chunks_.begin(); | |
| 656 | 83 it != chunks_.end(); ++it) |
| 0 | 84 { |
| 85 assert(*it != NULL); | |
| 86 | |
| 87 size_t s = (*it)->size(); | |
| 88 if (s != 0) | |
| 89 { | |
| 90 memcpy(&result[pos], (*it)->c_str(), s); | |
| 91 pos += s; | |
| 92 } | |
| 93 | |
| 94 delete *it; | |
| 95 } | |
| 96 | |
| 97 chunks_.clear(); | |
| 98 } | |
| 99 } |