Mercurial > hg > orthanc-databases

annotate Framework/Plugins/StorageAreaBuffer.cpp @ 213:c2e4a909de0e

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added IndexBackend::Register() to be used in all the index plugins
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 24 Mar 2021 15:59:23 +0100
parents 53bd9022c58b
children
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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 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #include "StorageAreaBuffer.h"
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23
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24 #include <OrthancException.h>
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25
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26 #include <limits>
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27 #include <string.h>
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28
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29
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30 namespace OrthancDatabases
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31 {
195
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32 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
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33 /**
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34 * If Orthanc SDK >= 1.9.0
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35 **/
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36
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37 StorageAreaBuffer::StorageAreaBuffer(OrthancPluginContext* context) :
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38 context_(context)
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39 {
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40 buffer_.data = NULL;
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41 buffer_.size = 0;
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42 }
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43
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44
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45 void StorageAreaBuffer::Clear()
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46 {
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47 if (buffer_.data != NULL)
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48 {
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49 if (context_ == NULL) // Are we running the unit tests?
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50 {
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51 free(buffer_.data);
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52 }
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53 else
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54 {
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55 OrthancPluginFreeMemoryBuffer64(context_, &buffer_);
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56 }
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58 buffer_.data = NULL;
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59 buffer_.size = 0;
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60 }
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61 }
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62
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64 int64_t StorageAreaBuffer::GetSize() const
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65 {
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66 return buffer_.size;
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67 }
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68
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69
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70 const void* StorageAreaBuffer::GetData() const
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71 {
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72 return buffer_.data;
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73 }
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74
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75
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76 void StorageAreaBuffer::Assign(const std::string& content)
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77 {
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78 Clear();
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79
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80 if (context_ == NULL) // Are we running the unit tests?
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81 {
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82 buffer_.size = static_cast<uint64_t>(content.size());
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83
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84 if (content.empty())
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85 {
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86 buffer_.data = NULL;
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87 }
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88 else
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89 {
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90 buffer_.data = malloc(content.size());
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91 }
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92 }
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93 else
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94 {
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95 if (OrthancPluginCreateMemoryBuffer64(context_, &buffer_, static_cast<uint64_t>(content.size())) !=
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96 OrthancPluginErrorCode_Success)
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97 {
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98 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
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99 }
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100 }
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101
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102 if (!content.empty())
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103 {
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104 memcpy(buffer_.data, content.c_str(), content.size());
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105 }
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106 }
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107
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108
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109 void StorageAreaBuffer::Move(OrthancPluginMemoryBuffer64* target)
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110 {
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111 *target = buffer_;
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112 buffer_.data = NULL;
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113 buffer_.size = 0;
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114 }
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115
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116
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117 void StorageAreaBuffer::ToString(std::string& target)
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118 {
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119 target.resize(buffer_.size);
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120
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121 if (buffer_.size != 0)
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122 {
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123 memcpy(&target[0], buffer_.data, buffer_.size);
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124 }
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125 }
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126
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127
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128 #else
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129 /**
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130 * If Orthanc SDK <= 1.8.2
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131 **/
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132
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133 StorageAreaBuffer::StorageAreaBuffer(OrthancPluginContext* /* not used in this flavor */) :
194
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134 data_(NULL),
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135 size_(0)
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136 {
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137 }
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138
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139
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140 void StorageAreaBuffer::Clear()
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141 {
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142 if (data_ != NULL)
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143 {
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144 free(data_);
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145 data_ = NULL;
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146 size_ = 0;
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147 }
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148 }
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149
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150
195
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151 int64_t StorageAreaBuffer::GetSize() const
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152 {
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153 return size_;
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154 }
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155
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156
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157 const void* StorageAreaBuffer::GetData() const
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158 {
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159 return data_;
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160 }
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161
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162
194
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163 void StorageAreaBuffer::Assign(const std::string& content)
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164 {
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165 Clear();
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166
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167 size_ = static_cast<int64_t>(content.size());
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168
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169 if (static_cast<size_t>(size_) != content.size())
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170 {
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171 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory,
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172 "File cannot be stored in a 63bit buffer");
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173 }
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174
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175 if (content.empty())
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176 {
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177 data_ = NULL;
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178 }
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179 else
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180 {
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181 data_ = malloc(size_);
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182
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183 if (data_ == NULL)
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184 {
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185 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
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186 }
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187
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188 memcpy(data_, content.c_str(), size_);
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189 }
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190 }
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191
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192
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193 void* StorageAreaBuffer::ReleaseData()
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194 {
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195 void* result = data_;
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196 data_ = NULL;
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197 size_ = 0;
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198 return result;
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199 }
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200
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201
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202 void StorageAreaBuffer::ToString(std::string& target)
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203 {
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204 target.resize(size_);
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205
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206 if (size_ != 0)
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207 {
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208 memcpy(&target[0], data_, size_);
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209 }
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210 }
195
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211 #endif
194
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212 }