Mercurial > hg > orthanc
annotate Core/ChunkedBuffer.cpp @ 2016:0ae26237569a
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 13 Jun 2016 15:26:20 +0200 |
parents | 5e1ee8f4fc9e |
children | 6ea2e264ca50 |
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 | |
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17 * modify file(s) with this exception, you may extend this exception to | |
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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 * | |
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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 | |
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(); | |
1921 | 98 numBytes_ = 0; |
0 | 99 } |
100 } |