Mercurial > hg > orthanc
annotate OrthancFramework/Sources/MallocMemoryBuffer.cpp @ 5440:99fa307438e1 debug-telemis
DicomStoreUserConnection: improved logs
author | Alain Mazy <am@osimis.io> |
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date | Wed, 22 Nov 2023 21:18:16 +0100 |
parents | 0ea402b4d901 |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
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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) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
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7 * |
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8 * This program is free software: you can redistribute it and/or |
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9 * modify it under the terms of the GNU Lesser General Public License |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
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12 * |
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13 * This program is distributed in the hope that it will be useful, but |
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 * Lesser General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
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21 **/ |
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22 |
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23 |
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24 #include "PrecompiledHeaders.h" |
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25 #include "MallocMemoryBuffer.h" |
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26 |
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27 #include "OrthancException.h" |
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28 |
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29 #include <string.h> |
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30 |
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31 |
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32 namespace Orthanc |
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33 { |
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34 MallocMemoryBuffer::MallocMemoryBuffer() : |
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35 buffer_(NULL), |
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36 size_(0), |
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37 free_(NULL) |
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38 { |
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39 } |
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40 |
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41 |
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42 void MallocMemoryBuffer::Clear() |
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43 { |
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44 if (size_ != 0) |
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46 if (free_ == NULL) |
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47 { |
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48 throw OrthancException(ErrorCode_InternalError); |
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49 } |
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51 free_(buffer_); |
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52 buffer_ = NULL; |
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53 size_ = 0; |
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54 free_ = NULL; |
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55 } |
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56 } |
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57 |
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58 |
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59 void MallocMemoryBuffer::Assign(void* buffer, |
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60 uint64_t size, |
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61 FreeFunction freeFunction) |
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62 { |
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63 Clear(); |
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64 |
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65 if (size != 0 && |
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66 buffer == NULL) |
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67 { |
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68 throw OrthancException(ErrorCode_NullPointer); |
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69 } |
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71 if (static_cast<uint64_t>(static_cast<size_t>(size)) != size) |
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72 { |
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73 freeFunction(buffer); |
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74 throw OrthancException(ErrorCode_InternalError, "Buffer larger than 4GB, which is too large for Orthanc running in 32bits"); |
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75 } |
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76 |
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77 buffer_ = buffer; |
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78 size_ = size; |
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79 free_ = freeFunction; |
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81 if (size_ != 0 && |
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82 free_ == NULL) |
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83 { |
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84 throw OrthancException(ErrorCode_ParameterOutOfRange, "No valid free() function provided"); |
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85 } |
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86 } |
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87 |
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89 void MallocMemoryBuffer::MoveToString(std::string& target) |
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90 { |
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91 target.resize(size_); |
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93 if (size_ != 0) |
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94 { |
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95 memcpy(&target[0], buffer_, size_); |
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96 } |
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98 Clear(); |
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99 } |
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100 } |