Mercurial > hg > orthanc
annotate Core/ChunkedBuffer.cpp @ 2101:0b6464320aac
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 10 Oct 2016 15:56:07 +0200 |
| parents | 6ea2e264ca50 |
| children | a3a65de1840f |
| rev | line source |
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| 0 | 1 /** |
| 59 | 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 |
| 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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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 | |
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54 void ChunkedBuffer::AddChunk(const void* chunkData, |
| 0 | 55 size_t chunkSize) |
| 56 { | |
| 57 if (chunkSize == 0) | |
| 58 { | |
| 59 return; | |
| 60 } | |
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61 else |
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62 { |
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63 assert(chunkData != NULL); |
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64 chunks_.push_back(new std::string(reinterpret_cast<const char*>(chunkData), chunkSize)); |
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65 numBytes_ += chunkSize; |
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66 } |
| 0 | 67 } |
| 68 | |
| 69 | |
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70 void ChunkedBuffer::AddChunk(const std::string& chunk) |
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71 { |
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72 if (chunk.size() > 0) |
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73 { |
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74 AddChunk(&chunk[0], chunk.size()); |
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75 } |
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76 } |
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77 |
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78 |
| 0 | 79 void ChunkedBuffer::Flatten(std::string& result) |
| 80 { | |
| 81 result.resize(numBytes_); | |
| 82 | |
| 83 size_t pos = 0; | |
| 84 for (Chunks::iterator it = chunks_.begin(); | |
| 656 | 85 it != chunks_.end(); ++it) |
| 0 | 86 { |
| 87 assert(*it != NULL); | |
| 88 | |
| 89 size_t s = (*it)->size(); | |
| 90 if (s != 0) | |
| 91 { | |
| 92 memcpy(&result[pos], (*it)->c_str(), s); | |
| 93 pos += s; | |
| 94 } | |
| 95 | |
| 96 delete *it; | |
| 97 } | |
| 98 | |
| 99 chunks_.clear(); | |
| 1921 | 100 numBytes_ = 0; |
| 0 | 101 } |
| 102 } |