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annotate OrthancFramework/Sources/DicomNetworking/Internals/GetScp.cpp @ 5640:f7adfb22e20e

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updated copyright, as Orthanc Team now replaces Osimis
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 30 May 2024 21:19:57 +0200
parents 48b8dae6dc77
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) 2017-2023 Osimis S.A., Belgium
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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8 *
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9 * This program is free software: you can redistribute it and/or
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10 * modify it under the terms of the GNU Lesser General Public License
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11 * as published by the Free Software Foundation, either version 3 of
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12 * the License, or (at your option) any later version.
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13 *
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14 * This program is distributed in the hope that it will be useful, but
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15 * WITHOUT ANY WARRANTY; without even the implied warranty of
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 * Lesser General Public License for more details.
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18 *
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19 * You should have received a copy of the GNU Lesser General Public
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20 * License along with this program. If not, see
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21 * <http://www.gnu.org/licenses/>.
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22 **/
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23
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24
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25
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26
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27 /*=========================================================================
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28
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29 This file is based on portions of the following project:
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30
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31 Program: DCMTK 3.6.0
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32 Module: http://dicom.offis.de/dcmtk.php.en
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33
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34 Copyright (C) 1994-2011, OFFIS e.V.
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35 All rights reserved.
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36
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37 This software and supporting documentation were developed by
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38
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39 OFFIS e.V.
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40 R&D Division Health
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41 Escherweg 2
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42 26121 Oldenburg, Germany
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43
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44 Redistribution and use in source and binary forms, with or without
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45 modification, are permitted provided that the following conditions
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46 are met:
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47
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48 - Redistributions of source code must retain the above copyright
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49 notice, this list of conditions and the following disclaimer.
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50
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51 - Redistributions in binary form must reproduce the above copyright
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52 notice, this list of conditions and the following disclaimer in the
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53 documentation and/or other materials provided with the distribution.
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54
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55 - Neither the name of OFFIS nor the names of its contributors may be
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56 used to endorse or promote products derived from this software
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57 without specific prior written permission.
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58
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59 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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60 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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61 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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62 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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63 HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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64 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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65 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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66 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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67 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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68 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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69 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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70
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71 =========================================================================*/
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72
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73
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74 #include "../../PrecompiledHeaders.h"
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75 #include <dcmtk/dcmnet/diutil.h>
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76 #include <dcmtk/dcmdata/dcdeftag.h>
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77 #include "GetScp.h"
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78
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79 #include <memory>
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80
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81 #include "../../DicomParsing/FromDcmtkBridge.h"
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82 #include "../../DicomParsing/ToDcmtkBridge.h"
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83 #include "../../Logging.h"
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84 #include "../../OrthancException.h"
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85
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86 #include <boost/lexical_cast.hpp>
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87
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88
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89 namespace Orthanc
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90 {
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91 namespace
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92 {
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93 struct GetScpData
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94 {
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95 // Handle returns void.
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96 IGetRequestHandler* handler_;
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97 DcmDataset* lastRequest_;
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98 T_ASC_Association * assoc_;
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99
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100 std::string remoteIp_;
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101 std::string remoteAet_;
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102 std::string calledAet_;
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103 int timeout_;
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104 bool canceled_;
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105
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106 GetScpData() :
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107 handler_(NULL),
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108 lastRequest_(NULL),
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109 assoc_(NULL),
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110 timeout_(0),
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111 canceled_(false)
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112 {
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113 };
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114 };
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115
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116 static DcmDataset *BuildFailedInstanceList(const std::string& failedUIDs)
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117 {
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118 if (failedUIDs.empty())
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119 {
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120 return NULL;
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121 }
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122 else
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123 {
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124 std::unique_ptr<DcmDataset> rspIds(new DcmDataset());
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125
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126 if (!DU_putStringDOElement(rspIds.get(), DCM_FailedSOPInstanceUIDList, failedUIDs.c_str()))
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127 {
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128 throw OrthancException(ErrorCode_InternalError,
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129 "getSCP: failed to build DCM_FailedSOPInstanceUIDList");
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130 }
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131
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132 return rspIds.release();
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133 }
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134 }
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135
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136
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137 static void FillResponse(T_DIMSE_C_GetRSP& response,
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138 DcmDataset** failedIdentifiers,
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139 const IGetRequestHandler& handler)
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140 {
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141 response.DimseStatus = STATUS_Success;
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142
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143 size_t processedCount = (handler.GetCompletedCount() +
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144 handler.GetFailedCount() +
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145 handler.GetWarningCount());
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146
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147 if (processedCount > handler.GetSubOperationCount())
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148 {
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149 throw OrthancException(ErrorCode_InternalError);
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150 }
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151
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152 response.NumberOfRemainingSubOperations = (handler.GetSubOperationCount() - processedCount);
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153 response.NumberOfCompletedSubOperations = handler.GetCompletedCount();
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154 response.NumberOfFailedSubOperations = handler.GetFailedCount();
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155 response.NumberOfWarningSubOperations = handler.GetWarningCount();
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156
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157 // http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_C.4.3.3.html
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158
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159 if (handler.GetFailedCount() > 0 ||
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160 handler.GetWarningCount() > 0)
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161 {
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162 /**
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163 * "Warning if one or more sub-operations were successfully
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164 * completed and one or more sub-operations were unsuccessful
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165 * or had a status of warning. Warning if all sub-operations
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166 * had a status of Warning"
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167 **/
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168 response.DimseStatus = STATUS_GET_Warning_SubOperationsCompleteOneOrMoreFailures;
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169 }
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170
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171 if (handler.GetFailedCount() > 0 &&
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172 handler.GetFailedCount() == handler.GetSubOperationCount())
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173 {
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174 /**
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175 * "Failure or Refused if all sub-operations were
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176 * unsuccessful." => We choose to generate a "Refused - Out
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177 * of Resources - Unable to perform suboperations" status.
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178 */
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179 response.DimseStatus = STATUS_GET_Refused_OutOfResourcesSubOperations;
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180 }
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181
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182 *failedIdentifiers = BuildFailedInstanceList(handler.GetFailedUids());
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183 }
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184
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185
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186 static void GetScpCallback(
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187 /* in */
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188 void *callbackData,
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189 OFBool cancelled,
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190 T_DIMSE_C_GetRQ *request,
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191 DcmDataset *requestIdentifiers,
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192 int responseCount,
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193 /* out */
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194 T_DIMSE_C_GetRSP *response,
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195 DcmDataset **responseIdentifiers,
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196 DcmDataset **statusDetail)
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197 {
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198 assert(response != NULL);
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199 assert(responseIdentifiers != NULL);
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200 assert(requestIdentifiers != NULL);
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201
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202 memset(response, 0, sizeof(T_DIMSE_C_GetRSP));
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203 *statusDetail = NULL;
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204 *responseIdentifiers = NULL;
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205
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206 GetScpData& data = *reinterpret_cast<GetScpData*>(callbackData);
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207 if (data.lastRequest_ == NULL)
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208 {
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209 {
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210 std::stringstream s; // DcmObject::PrintHelper cannot be used with VS2008
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211 requestIdentifiers->print(s);
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212 CLOG(TRACE, DICOM) << "Received C-GET Request:" << std::endl << s.str();
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213 }
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214
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215 DicomMap input;
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216 std::set<DicomTag> ignoreTagLength;
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217 FromDcmtkBridge::ExtractDicomSummary(input, *requestIdentifiers, 0 /* don't truncate tags */, ignoreTagLength);
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218
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219 try
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220 {
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221 if (!data.handler_->Handle(
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222 input, data.remoteIp_, data.remoteAet_, data.calledAet_,
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223 data.timeout_ < 0 ? 0 : static_cast<uint32_t>(data.timeout_)))
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224 {
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225 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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226 return;
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227 }
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228 }
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229 catch (OrthancException& e)
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230 {
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231 // Internal error!
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232 CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: " << e.What();
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233 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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234 return;
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235 }
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236
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237 data.lastRequest_ = requestIdentifiers;
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238 }
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239 else if (data.lastRequest_ != requestIdentifiers)
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240 {
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241 // Internal error!
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242 CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: Internal error lastRequestIdentifier";
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243 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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244 return;
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245 }
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246
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247 if (data.canceled_)
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248 {
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249 CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: Cannot pursue a request that was canceled by the SCU";
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250 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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251 return;
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252 }
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253
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254 if (data.handler_->GetSubOperationCount() ==
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255 data.handler_->GetCompletedCount() +
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256 data.handler_->GetFailedCount() +
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257 data.handler_->GetWarningCount())
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258 {
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259 // We're all done
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260 FillResponse(*response, responseIdentifiers, *data.handler_);
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261 }
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262 else
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263 {
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264 bool isContinue;
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265
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266 try
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267 {
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268 isContinue = data.handler_->DoNext(data.assoc_);
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269 }
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270 catch (OrthancException& e)
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271 {
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272 // Internal error!
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273 CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: " << e.What();
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274 FillResponse(*response, responseIdentifiers, *data.handler_);
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275
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276 // Fix the status code that is computed by "FillResponse()"
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277 response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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278 return;
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279 }
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280
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281 FillResponse(*response, responseIdentifiers, *data.handler_);
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282
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283 if (isContinue)
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284 {
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285 response->DimseStatus = STATUS_Pending;
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286 }
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287 else
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288 {
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289 response->DimseStatus = STATUS_GET_Cancel_SubOperationsTerminatedDueToCancelIndication;
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290 data.canceled_ = true;
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291 }
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292 }
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293 }
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294 }
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295
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296 OFCondition Internals::getScp(T_ASC_Association * assoc,
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297 T_DIMSE_Message * msg,
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298 T_ASC_PresentationContextID presID,
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299 IGetRequestHandler& handler,
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300 const std::string& remoteIp,
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301 const std::string& remoteAet,
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302 const std::string& calledAet,
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303 int timeout)
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304 {
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305 GetScpData data;
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306 data.lastRequest_ = NULL;
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307 data.handler_ = &handler;
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308 data.assoc_ = assoc;
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309 data.remoteIp_ = remoteIp;
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310 data.remoteAet_ = remoteAet;
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311 data.calledAet_ = calledAet;
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312 data.timeout_ = timeout;
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313
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314 OFCondition cond = DIMSE_getProvider(assoc, presID, &msg->msg.CGetRQ,
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315 GetScpCallback, &data,
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316 /*opt_blockMode*/ (timeout ? DIMSE_NONBLOCKING : DIMSE_BLOCKING),
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317 /*opt_dimse_timeout*/ timeout);
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318
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319 // if some error occured, dump corresponding information and remove the outfile if necessary
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320 if (cond.bad())
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321 {
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322 OFString temp_str;
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323 CLOG(ERROR, DICOM) << "Get SCP Failed: " << cond.text();
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324 }
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325
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326 return cond;
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327 }
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328 }