--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancFramework/Sources/DicomNetworking/DicomAssociation.h	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,143 @@
+/**
+ * Orthanc - A Lightweight, RESTful DICOM Store
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2020 Osimis S.A., Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * In addition, as a special exception, the copyright holders of this
+ * program give permission to link the code of its release with the
+ * OpenSSL project's "OpenSSL" library (or with modified versions of it
+ * that use the same license as the "OpenSSL" library), and distribute
+ * the linked executables. You must obey the GNU General Public License
+ * in all respects for all of the code used other than "OpenSSL". If you
+ * modify file(s) with this exception, you may extend this exception to
+ * your version of the file(s), but you are not obligated to do so. If
+ * you do not wish to do so, delete this exception statement from your
+ * version. If you delete this exception statement from all source files
+ * in the program, then also delete it here.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#if ORTHANC_ENABLE_DCMTK_NETWORKING != 1
+#  error The macro ORTHANC_ENABLE_DCMTK_NETWORKING must be set to 1
+#endif
+
+#include "DicomAssociationParameters.h"
+
+#include <dcmtk/dcmnet/dimse.h>
+
+#include <stdint.h>   // For uint8_t
+#include <boost/noncopyable.hpp>
+#include <set>
+
+namespace Orthanc
+{
+  class DicomAssociation : public boost::noncopyable
+  {
+  private:
+    // This is the maximum number of presentation context IDs (the
+    // number of odd integers between 1 and 255)
+    // http://dicom.nema.org/medical/dicom/2019e/output/chtml/part08/sect_9.3.2.2.html
+    static const size_t MAX_PROPOSED_PRESENTATIONS = 128;
+    
+    struct ProposedPresentationContext
+    {
+      std::string                    abstractSyntax_;
+      std::set<DicomTransferSyntax>  transferSyntaxes_;
+    };
+
+    typedef std::map<std::string, std::map<DicomTransferSyntax, uint8_t> >
+    AcceptedPresentationContexts;
+
+    DicomAssociationRole                      role_;
+    bool                                      isOpen_;
+    std::vector<ProposedPresentationContext>  proposed_;
+    AcceptedPresentationContexts              accepted_;
+    T_ASC_Network*                            net_;
+    T_ASC_Parameters*                         params_;
+    T_ASC_Association*                        assoc_;
+
+    void Initialize();
+
+    void CheckConnecting(const DicomAssociationParameters& parameters,
+                         const OFCondition& cond);
+    
+    void CloseInternal();
+
+    void AddAccepted(const std::string& abstractSyntax,
+                     DicomTransferSyntax syntax,
+                     uint8_t presentationContextId);
+
+  public:
+    DicomAssociation()
+    {
+      Initialize();
+    }
+
+    ~DicomAssociation();
+
+    bool IsOpen() const
+    {
+      return isOpen_;
+    }
+
+    void SetRole(DicomAssociationRole role);
+
+    void ClearPresentationContexts();
+
+    void Open(const DicomAssociationParameters& parameters);
+    
+    void Close();
+
+    bool LookupAcceptedPresentationContext(
+      std::map<DicomTransferSyntax, uint8_t>& target,
+      const std::string& abstractSyntax) const;
+
+    void ProposeGenericPresentationContext(const std::string& abstractSyntax);
+
+    void ProposePresentationContext(const std::string& abstractSyntax,
+                                    DicomTransferSyntax transferSyntax);
+
+    size_t GetRemainingPropositions() const;
+
+    void ProposePresentationContext(
+      const std::string& abstractSyntax,
+      const std::set<DicomTransferSyntax>& transferSyntaxes);
+    
+    T_ASC_Association& GetDcmtkAssociation() const;
+
+    T_ASC_Network& GetDcmtkNetwork() const;
+
+    static void CheckCondition(const OFCondition& cond,
+                               const DicomAssociationParameters& parameters,
+                               const std::string& command);
+
+    static void ReportStorageCommitment(
+      const DicomAssociationParameters& parameters,
+      const std::string& transactionUid,
+      const std::vector<std::string>& sopClassUids,
+      const std::vector<std::string>& sopInstanceUids,
+      const std::vector<StorageCommitmentFailureReason>& failureReasons);
+    
+    static void RequestStorageCommitment(
+      const DicomAssociationParameters& parameters,
+      const std::string& transactionUid,
+      const std::vector<std::string>& sopClassUids,
+      const std::vector<std::string>& sopInstanceUids);
+  };
+}