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annotate OrthancFramework/Sources/MallocMemoryBuffer.cpp @ 4831:7053502fbf97

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added copyright UCLouvain
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 25 Nov 2021 19:01:11 +0100
parents 64f06e7d5fc7
children 43e613a7756b
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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) 2017-2021 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2021 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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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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29 #include <string.h>
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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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42 void MallocMemoryBuffer::Clear()
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43 {
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44 if (size_ != 0)
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45 {
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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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50
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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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59 void MallocMemoryBuffer::Assign(void* buffer,
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60 size_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 buffer_ = buffer;
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66 size_ = size;
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67 free_ = freeFunction;
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69 if (size_ != 0 &&
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70 free_ == NULL)
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71 {
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72 throw OrthancException(ErrorCode_ParameterOutOfRange, "No valid free() function provided");
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73 }
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74 }
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77 void MallocMemoryBuffer::MoveToString(std::string& target)
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78 {
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79 target.resize(size_);
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81 if (size_ != 0)
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82 {
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83 memcpy(&target[0], buffer_, size_);
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84 }
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85
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86 Clear();
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87 }
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88 }