329 lines
11 KiB
C++
329 lines
11 KiB
C++
/**
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* Orthanc - A Lightweight, RESTful DICOM Store
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* Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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* Department, University Hospital of Liege, Belgium
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* Copyright (C) 2017-2023 Osimis S.A., Belgium
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* Copyright (C) 2024-2025 Orthanc Team SRL, Belgium
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* Copyright (C) 2021-2025 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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*
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* This program is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program. If not, see
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* <http://www.gnu.org/licenses/>.
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**/
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/*=========================================================================
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This file is based on portions of the following project:
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Program: DCMTK 3.6.0
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Module: http://dicom.offis.de/dcmtk.php.en
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Copyright (C) 1994-2011, OFFIS e.V.
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All rights reserved.
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This software and supporting documentation were developed by
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OFFIS e.V.
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R&D Division Health
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Escherweg 2
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26121 Oldenburg, Germany
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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- Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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- Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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- Neither the name of OFFIS nor the names of its contributors may be
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used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=========================================================================*/
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#include "../../PrecompiledHeaders.h"
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#include <dcmtk/dcmnet/diutil.h>
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#include <dcmtk/dcmdata/dcdeftag.h>
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#include "GetScp.h"
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#include <memory>
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#include "../../DicomParsing/FromDcmtkBridge.h"
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#include "../../DicomParsing/ToDcmtkBridge.h"
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#include "../../Logging.h"
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#include "../../OrthancException.h"
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#include <boost/lexical_cast.hpp>
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namespace Orthanc
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{
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namespace
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{
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struct GetScpData
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{
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// Handle returns void.
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IGetRequestHandler* handler_;
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DcmDataset* lastRequest_;
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T_ASC_Association * assoc_;
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std::string remoteIp_;
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std::string remoteAet_;
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std::string calledAet_;
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int timeout_;
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bool canceled_;
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GetScpData() :
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handler_(NULL),
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lastRequest_(NULL),
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assoc_(NULL),
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timeout_(0),
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canceled_(false)
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{
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};
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};
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static DcmDataset *BuildFailedInstanceList(const std::string& failedUIDs)
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{
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if (failedUIDs.empty())
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{
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return NULL;
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}
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else
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{
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std::unique_ptr<DcmDataset> rspIds(new DcmDataset());
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if (!DU_putStringDOElement(rspIds.get(), DCM_FailedSOPInstanceUIDList, failedUIDs.c_str()))
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{
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throw OrthancException(ErrorCode_InternalError,
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"getSCP: failed to build DCM_FailedSOPInstanceUIDList");
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}
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return rspIds.release();
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}
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}
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static void FillResponse(T_DIMSE_C_GetRSP& response,
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DcmDataset** failedIdentifiers,
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const IGetRequestHandler& handler)
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{
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response.DimseStatus = STATUS_Success;
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size_t processedCount = (handler.GetCompletedCount() +
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handler.GetFailedCount() +
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handler.GetWarningCount());
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if (processedCount > handler.GetSubOperationCount())
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{
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throw OrthancException(ErrorCode_InternalError);
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}
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response.NumberOfRemainingSubOperations = (handler.GetSubOperationCount() - processedCount);
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response.NumberOfCompletedSubOperations = handler.GetCompletedCount();
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response.NumberOfFailedSubOperations = handler.GetFailedCount();
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response.NumberOfWarningSubOperations = handler.GetWarningCount();
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// http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_C.4.3.3.html
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if (handler.GetFailedCount() > 0 ||
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handler.GetWarningCount() > 0)
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{
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/**
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* "Warning if one or more sub-operations were successfully
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* completed and one or more sub-operations were unsuccessful
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* or had a status of warning. Warning if all sub-operations
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* had a status of Warning"
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**/
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response.DimseStatus = STATUS_GET_Warning_SubOperationsCompleteOneOrMoreFailures;
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}
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if (handler.GetFailedCount() > 0 &&
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handler.GetFailedCount() == handler.GetSubOperationCount())
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{
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/**
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* "Failure or Refused if all sub-operations were
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* unsuccessful." => We choose to generate a "Refused - Out
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* of Resources - Unable to perform suboperations" status.
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*/
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response.DimseStatus = STATUS_GET_Refused_OutOfResourcesSubOperations;
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}
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*failedIdentifiers = BuildFailedInstanceList(handler.GetFailedUids());
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}
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static void GetScpCallback(
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/* in */
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void *callbackData,
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OFBool cancelled,
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T_DIMSE_C_GetRQ *request,
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DcmDataset *requestIdentifiers,
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int responseCount,
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/* out */
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T_DIMSE_C_GetRSP *response,
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DcmDataset **responseIdentifiers,
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DcmDataset **statusDetail)
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{
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assert(response != NULL);
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assert(responseIdentifiers != NULL);
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assert(requestIdentifiers != NULL);
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memset(response, 0, sizeof(T_DIMSE_C_GetRSP));
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*statusDetail = NULL;
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*responseIdentifiers = NULL;
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GetScpData& data = *reinterpret_cast<GetScpData*>(callbackData);
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if (data.lastRequest_ == NULL)
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{
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{
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std::stringstream s; // DcmObject::PrintHelper cannot be used with VS2008
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requestIdentifiers->print(s);
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CLOG(TRACE, DICOM) << "Received C-GET Request:" << std::endl << s.str();
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}
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DicomMap input;
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std::set<DicomTag> ignoreTagLength;
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FromDcmtkBridge::ExtractDicomSummary(input, *requestIdentifiers, 0 /* don't truncate tags */, ignoreTagLength);
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try
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{
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if (!data.handler_->Handle(
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input, data.remoteIp_, data.remoteAet_, data.calledAet_,
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data.timeout_ < 0 ? 0 : static_cast<uint32_t>(data.timeout_)))
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{
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response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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return;
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}
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}
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catch (OrthancException& e)
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{
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// Internal error!
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CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: " << e.What();
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response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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return;
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}
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data.lastRequest_ = requestIdentifiers;
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}
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else if (data.lastRequest_ != requestIdentifiers)
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{
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// Internal error!
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CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: Internal error lastRequestIdentifier";
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response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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return;
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}
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if (data.canceled_)
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{
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CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: Cannot pursue a request that was canceled by the SCU";
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response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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return;
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}
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if (data.handler_->GetSubOperationCount() ==
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data.handler_->GetCompletedCount() +
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data.handler_->GetFailedCount() +
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data.handler_->GetWarningCount())
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{
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// We're all done
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FillResponse(*response, responseIdentifiers, *data.handler_);
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}
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else
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{
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bool isContinue;
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try
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{
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isContinue = data.handler_->DoNext(data.assoc_);
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}
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catch (OrthancException& e)
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{
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// Internal error!
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CLOG(ERROR, DICOM) << "IGetRequestHandler Failed: " << e.What();
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FillResponse(*response, responseIdentifiers, *data.handler_);
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// Fix the status code that is computed by "FillResponse()"
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response->DimseStatus = STATUS_GET_Failed_UnableToProcess;
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return;
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}
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FillResponse(*response, responseIdentifiers, *data.handler_);
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if (isContinue)
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{
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response->DimseStatus = STATUS_Pending;
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}
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else
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{
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response->DimseStatus = STATUS_GET_Cancel_SubOperationsTerminatedDueToCancelIndication;
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data.canceled_ = true;
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}
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}
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}
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}
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OFCondition Internals::getScp(T_ASC_Association * assoc,
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T_DIMSE_Message * msg,
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T_ASC_PresentationContextID presID,
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IGetRequestHandler& handler,
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const std::string& remoteIp,
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const std::string& remoteAet,
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const std::string& calledAet,
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int timeout)
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{
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GetScpData data;
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data.lastRequest_ = NULL;
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data.handler_ = &handler;
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data.assoc_ = assoc;
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data.remoteIp_ = remoteIp;
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data.remoteAet_ = remoteAet;
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data.calledAet_ = calledAet;
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data.timeout_ = timeout;
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OFCondition cond = DIMSE_getProvider(assoc, presID, &msg->msg.CGetRQ,
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GetScpCallback, &data,
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/*opt_blockMode*/ (timeout ? DIMSE_NONBLOCKING : DIMSE_BLOCKING),
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/*opt_dimse_timeout*/ timeout);
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// if some error occured, dump corresponding information and remove the outfile if necessary
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if (cond.bad())
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{
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OFString temp_str;
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CLOG(ERROR, DICOM) << "Get SCP Failed: " << cond.text();
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}
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return cond;
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}
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}
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