Mercurial > hg > orthanc

annotate Core/DicomNetworking/DicomStoreUserConnection.cpp @ 3853:ba53d51ffa9a

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 20 Apr 2020 18:13:31 +0200
parents 83ea6939293d
children 594263db316a
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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) 2017-2020 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 General Public License as
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9 * published by the Free Software Foundation, either version 3 of the
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10 * License, or (at your option) any later version.
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11 *
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12 * In addition, as a special exception, the copyright holders of this
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13 * program give permission to link the code of its release with the
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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15 * that use the same license as the "OpenSSL" library), and distribute
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16 * the linked executables. You must obey the GNU General Public License
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17 * in all respects for all of the code used other than "OpenSSL". If you
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18 * modify file(s) with this exception, you may extend this exception to
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19 * your version of the file(s), but you are not obligated to do so. If
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20 * you do not wish to do so, delete this exception statement from your
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21 * version. If you delete this exception statement from all source files
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22 * in the program, then also delete it here.
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23 *
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24 * This program is distributed in the hope that it will be useful, but
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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27 * General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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31 **/
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32
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33
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34 #include "../PrecompiledHeaders.h"
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35 #include "DicomStoreUserConnection.h"
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36
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37 #include "../DicomParsing/FromDcmtkBridge.h"
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38 #include "../DicomParsing/ParsedDicomFile.h"
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39 #include "../Logging.h"
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40 #include "../OrthancException.h"
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41 #include "DicomAssociation.h"
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42
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43 #include <dcmtk/dcmdata/dcdeftag.h>
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44
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45
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46 namespace Orthanc
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47 {
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48 bool DicomStoreUserConnection::ProposeStorageClass(const std::string& sopClassUid,
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49 const std::set<DicomTransferSyntax>& syntaxes)
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50 {
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51 size_t requiredCount = syntaxes.size();
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52 if (proposeUncompressedSyntaxes_)
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53 {
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54 requiredCount += 1;
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55 }
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56
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57 if (association_->GetRemainingPropositions() <= requiredCount)
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58 {
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59 return false; // Not enough room
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60 }
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61
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62 for (std::set<DicomTransferSyntax>::const_iterator
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63 it = syntaxes.begin(); it != syntaxes.end(); ++it)
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64 {
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65 association_->ProposePresentationContext(sopClassUid, *it);
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66 }
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67
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68 if (proposeUncompressedSyntaxes_)
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69 {
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70 std::set<DicomTransferSyntax> uncompressed;
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71
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72 if (syntaxes.find(DicomTransferSyntax_LittleEndianImplicit) == syntaxes.end())
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73 {
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74 uncompressed.insert(DicomTransferSyntax_LittleEndianImplicit);
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75 }
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76
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77 if (syntaxes.find(DicomTransferSyntax_LittleEndianExplicit) == syntaxes.end())
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78 {
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79 uncompressed.insert(DicomTransferSyntax_LittleEndianExplicit);
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80 }
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81
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82 if (proposeRetiredBigEndian_ &&
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83 syntaxes.find(DicomTransferSyntax_BigEndianExplicit) == syntaxes.end())
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84 {
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85 uncompressed.insert(DicomTransferSyntax_BigEndianExplicit);
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86 }
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87
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88 if (!uncompressed.empty())
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89 {
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90 association_->ProposePresentationContext(sopClassUid, uncompressed);
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91 }
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92 }
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93
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94 return true;
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95 }
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96
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97
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98 bool DicomStoreUserConnection::LookupPresentationContext(
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99 uint8_t& presentationContextId,
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100 const std::string& sopClassUid,
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101 DicomTransferSyntax transferSyntax)
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102 {
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103 typedef std::map<DicomTransferSyntax, uint8_t> PresentationContexts;
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104
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105 PresentationContexts pc;
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106 if (association_->IsOpen() &&
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107 association_->LookupAcceptedPresentationContext(pc, sopClassUid))
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108 {
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109 PresentationContexts::const_iterator found = pc.find(transferSyntax);
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110 if (found != pc.end())
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111 {
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112 presentationContextId = found->second;
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113 return true;
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114 }
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115 }
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116
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117 return false;
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118 }
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119
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120
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121 DicomStoreUserConnection::DicomStoreUserConnection(
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122 const DicomAssociationParameters& params) :
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123 parameters_(params),
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124 association_(new DicomAssociation),
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125 proposeCommonClasses_(true),
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126 proposeUncompressedSyntaxes_(true),
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127 proposeRetiredBigEndian_(false)
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128 {
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129 }
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130
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131
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132 void DicomStoreUserConnection::PrepareStorageClass(const std::string& sopClassUid,
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133 DicomTransferSyntax syntax)
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134 {
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135 StorageClasses::iterator found = storageClasses_.find(sopClassUid);
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136
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137 if (found == storageClasses_.end())
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138 {
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139 std::set<DicomTransferSyntax> ts;
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140 ts.insert(syntax);
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141 storageClasses_[sopClassUid] = ts;
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142 }
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143 else
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144 {
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145 found->second.insert(syntax);
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146 }
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147 }
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148
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149
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150 bool DicomStoreUserConnection::NegotiatePresentationContext(
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151 uint8_t& presentationContextId,
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152 const std::string& sopClassUid,
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153 DicomTransferSyntax transferSyntax)
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154 {
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155 /**
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156 * Step 1: Check whether this presentation context is already
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157 * available in the previously negociated assocation.
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158 **/
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159
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160 if (LookupPresentationContext(presentationContextId, sopClassUid, transferSyntax))
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161 {
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162 return true;
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163 }
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164
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165 // The association must be re-negotiated
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166 LOG(INFO) << "Re-negociating DICOM association with "
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167 << parameters_.GetRemoteApplicationEntityTitle();
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168 association_->ClearPresentationContexts();
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169 PrepareStorageClass(sopClassUid, transferSyntax);
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170
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171
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172 /**
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173 * Step 2: Propose at least the mandatory SOP class.
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174 **/
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175
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176 {
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177 StorageClasses::const_iterator mandatory = storageClasses_.find(sopClassUid);
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178
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179 if (mandatory == storageClasses_.end() ||
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180 mandatory->second.find(transferSyntax) == mandatory->second.end())
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181 {
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182 throw OrthancException(ErrorCode_InternalError);
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183 }
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184
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185 if (!ProposeStorageClass(sopClassUid, mandatory->second))
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186 {
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187 // Should never happen in real life: There are no more than
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188 // 128 transfer syntaxes in DICOM!
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189 throw OrthancException(ErrorCode_InternalError,
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190 "Too many transfer syntaxes for SOP class UID: " + sopClassUid);
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191 }
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192 }
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193
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194
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195 /**
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196 * Step 3: Propose all the previously spotted SOP classes, as
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197 * registered through the "PrepareStorageClass()" method.
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198 **/
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199
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200 for (StorageClasses::const_iterator it = storageClasses_.begin();
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201 it != storageClasses_.end(); ++it)
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202 {
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203 if (it->first != sopClassUid)
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204 {
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205 ProposeStorageClass(it->first, it->second);
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206 }
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207 }
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208
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209
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210 /**
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211 * Step 4: As long as there is room left in the proposed
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212 * presentation contexts, propose the uncompressed transfer syntaxes
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213 * for the most common SOP classes, as can be found in the
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214 * "dcmShortSCUStorageSOPClassUIDs" array from DCMTK. The
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215 * preferred transfer syntax is "LittleEndianImplicit".
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216 **/
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217
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218 if (proposeCommonClasses_)
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219 {
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220 std::set<DicomTransferSyntax> ts;
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221 ts.insert(DicomTransferSyntax_LittleEndianImplicit);
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222
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223 for (int i = 0; i < numberOfDcmShortSCUStorageSOPClassUIDs; i++)
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224 {
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225 std::string c(dcmShortSCUStorageSOPClassUIDs[i]);
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226
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227 if (c != sopClassUid &&
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228 storageClasses_.find(c) == storageClasses_.end())
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229 {
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230 ProposeStorageClass(c, ts);
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231 }
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232 }
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233 }
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234
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235
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236 /**
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237 * Step 5: Open the association, and check whether the pair (SOP
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238 * class UID, transfer syntax) was accepted by the remote host.
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239 **/
4570c57668a8 refactoring DicomUserConnection as Dicom[Control|Store]UserConnection
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240
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241 association_->Open(parameters_);
3825
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242 return LookupPresentationContext(presentationContextId, sopClassUid, transferSyntax);
4570c57668a8 refactoring DicomUserConnection as Dicom[Control|Store]UserConnection
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243 }
3831
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244
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245
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246 void DicomStoreUserConnection::Store(std::string& sopClassUid,
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247 std::string& sopInstanceUid,
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248 DcmDataset& dataset,
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249 const std::string& moveOriginatorAET,
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250 uint16_t moveOriginatorID)
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251 {
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252 OFString a, b;
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253 if (!dataset.findAndGetOFString(DCM_SOPClassUID, a).good() ||
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254 !dataset.findAndGetOFString(DCM_SOPInstanceUID, b).good())
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255 {
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256 throw OrthancException(ErrorCode_NoSopClassOrInstance,
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257 "Unable to determine the SOP class/instance for C-STORE with AET " +
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258 parameters_.GetRemoteApplicationEntityTitle());
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259 }
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260
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261 sopClassUid.assign(a.c_str());
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262 sopInstanceUid.assign(b.c_str());
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263
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264 DicomTransferSyntax transferSyntax;
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265 if (!FromDcmtkBridge::LookupOrthancTransferSyntax(
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266 transferSyntax, dataset.getOriginalXfer()))
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267 {
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268 throw OrthancException(ErrorCode_InternalError,
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269 "Unknown transfer syntax from DCMTK");
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270 }
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271
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272 // Figure out which accepted presentation context should be used
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273 uint8_t presID;
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274 if (!NegotiatePresentationContext(presID, sopClassUid.c_str(), transferSyntax))
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275 {
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276 throw OrthancException(ErrorCode_InternalError,
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277 "No valid presentation context was negotiated upfront");
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278 }
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279
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280 // Prepare the transmission of data
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281 T_DIMSE_C_StoreRQ request;
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282 memset(&request, 0, sizeof(request));
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283 request.MessageID = association_->GetDcmtkAssociation().nextMsgID++;
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284 strncpy(request.AffectedSOPClassUID, sopClassUid.c_str(), DIC_UI_LEN);
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285 request.Priority = DIMSE_PRIORITY_MEDIUM;
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286 request.DataSetType = DIMSE_DATASET_PRESENT;
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287 strncpy(request.AffectedSOPInstanceUID, sopInstanceUid.c_str(), DIC_UI_LEN);
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288
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289 if (!moveOriginatorAET.empty())
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290 {
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291 strncpy(request.MoveOriginatorApplicationEntityTitle,
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292 moveOriginatorAET.c_str(), DIC_AE_LEN);
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293 request.opts = O_STORE_MOVEORIGINATORAETITLE;
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294
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295 request.MoveOriginatorID = moveOriginatorID; // The type DIC_US is an alias for uint16_t
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296 request.opts |= O_STORE_MOVEORIGINATORID;
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297 }
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298
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299 // Finally conduct transmission of data
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300 T_DIMSE_C_StoreRSP response;
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301 DcmDataset* statusDetail = NULL;
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302 DicomAssociation::CheckCondition(
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303 DIMSE_storeUser(&association_->GetDcmtkAssociation(), presID, &request,
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304 NULL, &dataset, /*progressCallback*/ NULL, NULL,
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305 /*opt_blockMode*/ (GetParameters().HasTimeout() ? DIMSE_NONBLOCKING : DIMSE_BLOCKING),
83ea6939293d starting DicomStoreUserConnection::Store()
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306 /*opt_dimse_timeout*/ GetParameters().GetTimeout(),
83ea6939293d starting DicomStoreUserConnection::Store()
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307 &response, &statusDetail, NULL),
83ea6939293d starting DicomStoreUserConnection::Store()
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308 GetParameters(), "C-STORE");
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309
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310 if (statusDetail != NULL)
83ea6939293d starting DicomStoreUserConnection::Store()
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311 {
83ea6939293d starting DicomStoreUserConnection::Store()
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312 delete statusDetail;
83ea6939293d starting DicomStoreUserConnection::Store()
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313 }
83ea6939293d starting DicomStoreUserConnection::Store()
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314
83ea6939293d starting DicomStoreUserConnection::Store()
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315 /**
83ea6939293d starting DicomStoreUserConnection::Store()
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316 * New in Orthanc 1.6.0: Deal with failures during C-STORE.
83ea6939293d starting DicomStoreUserConnection::Store()
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317 * http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_B.2.3.html#table_B.2-1
83ea6939293d starting DicomStoreUserConnection::Store()
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318 **/
83ea6939293d starting DicomStoreUserConnection::Store()
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319
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
320 if (response.DimseStatus != 0x0000 && // Success
83ea6939293d starting DicomStoreUserConnection::Store()
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321 response.DimseStatus != 0xB000 && // Warning - Coercion of Data Elements
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
322 response.DimseStatus != 0xB007 && // Warning - Data Set does not match SOP Class
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
323 response.DimseStatus != 0xB006) // Warning - Elements Discarded
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
324 {
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
325 char buf[16];
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
326 sprintf(buf, "%04X", response.DimseStatus);
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
327 throw OrthancException(ErrorCode_NetworkProtocol,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
328 "C-STORE SCU to AET \"" +
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
329 GetParameters().GetRemoteApplicationEntityTitle() +
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
330 "\" has failed with DIMSE status 0x" + buf);
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
331 }
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
332 }
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
333
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
334
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
335 void DicomStoreUserConnection::Store(std::string& sopClassUid,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
336 std::string& sopInstanceUid,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
337 ParsedDicomFile& parsed,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
338 const std::string& moveOriginatorAET,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
339 uint16_t moveOriginatorID)
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
340 {
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
341 Store(sopClassUid, sopInstanceUid, *parsed.GetDcmtkObject().getDataset(),
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
342 moveOriginatorAET, moveOriginatorID);
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diff changeset
343 }
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
344
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diff changeset
345
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diff changeset
346 void DicomStoreUserConnection::Store(std::string& sopClassUid,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
347 std::string& sopInstanceUid,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
348 const void* buffer,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
349 size_t size,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
350 const std::string& moveOriginatorAET,
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
351 uint16_t moveOriginatorID)
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
352 {
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
353 std::unique_ptr<DcmFileFormat> dicom(
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
354 FromDcmtkBridge::LoadFromMemoryBuffer(buffer, size));
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
355
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
356 Store(sopClassUid, sopInstanceUid, *dicom->getDataset(),
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
357 moveOriginatorAET, moveOriginatorID);
83ea6939293d starting DicomStoreUserConnection::Store()
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diff changeset
358 }
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4570c57668a8 refactoring DicomUserConnection as Dicom[Control|Store]UserConnection
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diff changeset
359 }