--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Core/DicomNetworking/DicomStoreUserConnection.h	Fri Apr 10 16:18:17 2020 +0200
@@ -0,0 +1,131 @@
+/**
+ * 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
+
+#include "DicomAssociationParameters.h"
+
+#include <boost/shared_ptr.hpp>
+#include <boost/noncopyable.hpp>
+#include <set>
+#include <stdint.h>  // For uint8_t
+
+
+namespace Orthanc
+{
+  /**
+
+     Orthanc < 1.7.0:
+
+     Input        | Output
+     -------------+---------------------------------------------
+     Compressed   | Same transfer syntax
+     Uncompressed | Same transfer syntax, or other uncompressed
+
+     Orthanc >= 1.7.0:
+
+     Input        | Output
+     -------------+---------------------------------------------
+     Compressed   | Same transfer syntax, or uncompressed
+     Uncompressed | Same transfer syntax, or other uncompressed
+
+  **/
+
+  class DicomAssociation;  // Forward declaration for PImpl design pattern
+
+  class DicomStoreUserConnection : public boost::noncopyable
+  {
+  private:
+    typedef std::map<std::string, std::set<DicomTransferSyntax> > StorageClasses;
+    
+    DicomAssociationParameters           parameters_;
+    boost::shared_ptr<DicomAssociation>  association_;
+    StorageClasses                       storageClasses_;
+    bool                                 proposeCommonClasses_;
+    bool                                 proposeUncompressedSyntaxes_;
+    bool                                 proposeRetiredBigEndian_;
+
+    // Return "false" if there is not enough room remaining in the association
+    bool ProposeStorageClass(const std::string& sopClassUid,
+                             const std::set<DicomTransferSyntax>& syntaxes);
+    
+  public:
+    DicomStoreUserConnection(const DicomAssociationParameters& params);
+    
+    const DicomAssociationParameters& GetParameters() const
+    {
+      return parameters_;
+    }
+
+    void SetCommonClassesProposed(bool proposed)
+    {
+      proposeCommonClasses_ = proposed;
+    }
+
+    bool IsCommonClassesProposed() const
+    {
+      return proposeCommonClasses_;
+    }
+
+    void SetUncompressedSyntaxesProposed(bool proposed)
+    {
+      proposeUncompressedSyntaxes_ = proposed;
+    }
+
+    bool IsUncompressedSyntaxesProposed() const
+    {
+      return proposeUncompressedSyntaxes_;
+    }
+
+    void SetRetiredBigEndianProposed(bool propose)
+    {
+      proposeRetiredBigEndian_ = propose;
+    }
+
+    bool IsRetiredBigEndianProposed() const
+    {
+      return proposeRetiredBigEndian_;
+    }      
+
+    void PrepareStorageClass(const std::string& sopClassUid,
+                             DicomTransferSyntax syntax);
+
+    bool LookupPresentationContext(uint8_t& presentationContextId,
+                                   const std::string& sopClassUid,
+                                   DicomTransferSyntax transferSyntax);
+        
+    bool NegotiatePresentationContext(uint8_t& presentationContextId,
+                                      const std::string& sopClassUid,
+                                      DicomTransferSyntax transferSyntax);
+  };
+}