--- a/Plugins/Engine/OrthancPlugins.cpp	Tue Feb 11 19:59:53 2020 +0100
+++ b/Plugins/Engine/OrthancPlugins.cpp	Wed Feb 12 16:06:58 2020 +0100
@@ -695,7 +695,8 @@
       public:
         Handler(_OrthancPluginRegisterStorageCommitmentScpCallback  parameters,
                 void* handler) :
-          parameters_(parameters)
+          parameters_(parameters),
+          handler_(handler)
         {
           if (handler == NULL)
           {

--- a/Plugins/Include/orthanc/OrthancCPlugin.h	Tue Feb 11 19:59:53 2020 +0100
+++ b/Plugins/Include/orthanc/OrthancCPlugin.h	Wed Feb 12 16:06:58 2020 +0100
@@ -123,8 +123,8 @@
 #endif
 
 #define ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER     1
-#define ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER     5
-#define ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER  7
+#define ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER     6
+#define ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER  0
 
 
 #if !defined(ORTHANC_PLUGINS_VERSION_IS_ABOVE)
@@ -7304,7 +7304,7 @@
     const char*         jobId,
     const char*         transactionUid,
     const char* const*  sopClassUids,
-    const char* const*  sopInstancesUids,
+    const char* const*  sopInstanceUids,
     uint32_t            countInstances,
     const char*         remoteAet,
     const char*         calledAet);

--- a/Plugins/Samples/Common/OrthancPluginCppWrapper.cpp	Tue Feb 11 19:59:53 2020 +0100
+++ b/Plugins/Samples/Common/OrthancPluginCppWrapper.cpp	Wed Feb 12 16:06:58 2020 +0100
@@ -3036,4 +3036,41 @@
     }
 #endif
   }
+
+
+#if HAS_ORTHANC_PLUGIN_STORAGE_COMMITMENT_SCP == 1
+  OrthancPluginErrorCode IStorageCommitmentScpHandler::Lookup(
+    OrthancPluginStorageCommitmentFailureReason* target,
+    void* rawHandler,
+    const char* sopClassUid,
+    const char* sopInstanceUid)
+  {
+    assert(target != NULL &&
+           rawHandler != NULL);
+      
+    try
+    {
+      IStorageCommitmentScpHandler& handler = *reinterpret_cast<IStorageCommitmentScpHandler*>(rawHandler);
+      *target = handler.Lookup(sopClassUid, sopInstanceUid);
+      return OrthancPluginErrorCode_Success;
+    }
+    catch (ORTHANC_PLUGINS_EXCEPTION_CLASS& e)
+    {
+      return static_cast<OrthancPluginErrorCode>(e.GetErrorCode());
+    }
+    catch (...)
+    {
+      return OrthancPluginErrorCode_Plugin;
+    }
+  }
+#endif
+
+
+#if HAS_ORTHANC_PLUGIN_STORAGE_COMMITMENT_SCP == 1
+  void IStorageCommitmentScpHandler::Destructor(void* rawHandler)
+  {
+    assert(rawHandler != NULL);
+    delete reinterpret_cast<IStorageCommitmentScpHandler*>(rawHandler);
+  }
+#endif
 }

--- a/Plugins/Samples/Common/OrthancPluginCppWrapper.h	Tue Feb 11 19:59:53 2020 +0100
+++ b/Plugins/Samples/Common/OrthancPluginCppWrapper.h	Wed Feb 12 16:06:58 2020 +0100
@@ -103,6 +103,12 @@
 #  define HAS_ORTHANC_PLUGIN_CHUNKED_HTTP_SERVER  0
 #endif
 
+#if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 6, 0)
+#  define HAS_ORTHANC_PLUGIN_STORAGE_COMMITMENT_SCP  1
+#else
+#  define HAS_ORTHANC_PLUGIN_STORAGE_COMMITMENT_SCP  0
+#endif
+
 
 
 namespace OrthancPlugins
@@ -1093,4 +1099,26 @@
 #endif
     }
   };
+
+  
+
+#if HAS_ORTHANC_PLUGIN_STORAGE_COMMITMENT_SCP == 1
+  class IStorageCommitmentScpHandler : public boost::noncopyable
+  {
+  public:
+    virtual ~IStorageCommitmentScpHandler()
+    {
+    }
+    
+    virtual OrthancPluginStorageCommitmentFailureReason Lookup(const std::string& sopClassUid,
+                                                               const std::string& sopInstanceUid) = 0;
+    
+    static OrthancPluginErrorCode Lookup(OrthancPluginStorageCommitmentFailureReason* target,
+                                         void* rawHandler,
+                                         const char* sopClassUid,
+                                         const char* sopInstanceUid);
+
+    static void Destructor(void* rawHandler);
+  };
+#endif
 }

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Plugins/Samples/StorageCommitmentScp/CMakeLists.txt	Wed Feb 12 16:06:58 2020 +0100
@@ -0,0 +1,37 @@
+cmake_minimum_required(VERSION 2.8)
+
+project(StorageCommitmentScp)
+
+SET(PLUGIN_VERSION "0.0" CACHE STRING "Version of the plugin")
+SET(STATIC_BUILD OFF CACHE BOOL "Static build of the third-party libraries (necessary for Windows)")
+SET(ALLOW_DOWNLOADS OFF CACHE BOOL "Allow CMake to download packages")
+
+SET(USE_SYSTEM_JSONCPP ON CACHE BOOL "Use the system version of JsonCpp")
+SET(USE_SYSTEM_BOOST ON CACHE BOOL "Use the system version of boost")
+
+set(SAMPLES_ROOT ${CMAKE_SOURCE_DIR}/..)
+include(${SAMPLES_ROOT}/Common/OrthancPlugins.cmake)
+include(${ORTHANC_ROOT}/Resources/CMake/JsonCppConfiguration.cmake)
+include(${ORTHANC_ROOT}/Resources/CMake/BoostConfiguration.cmake)
+
+add_library(StorageCommitmentScp SHARED 
+  Plugin.cpp
+  ../Common/OrthancPluginCppWrapper.cpp
+  ${JSONCPP_SOURCES}
+  ${BOOST_SOURCES}
+  )
+
+message("Setting the version of the plugin to ${PLUGIN_VERSION}")
+add_definitions(
+  -DPLUGIN_VERSION="${PLUGIN_VERSION}"
+  )
+
+set_target_properties(StorageCommitmentScp PROPERTIES 
+  VERSION ${PLUGIN_VERSION} 
+  SOVERSION ${PLUGIN_VERSION})
+
+install(
+  TARGETS StorageCommitmentScp
+  RUNTIME DESTINATION lib    # Destination for Windows
+  LIBRARY DESTINATION share/orthanc/plugins    # Destination for Linux
+  )

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Plugins/Samples/StorageCommitmentScp/Plugin.cpp	Wed Feb 12 16:06:58 2020 +0100
@@ -0,0 +1,110 @@
+/**
+ * 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.
+ *
+ * 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/>.
+ **/
+
+
+#include "../Common/OrthancPluginCppWrapper.h"
+
+#include <json/value.h>
+#include <json/reader.h>
+
+
+
+class StorageCommitmentSample : public OrthancPlugins::IStorageCommitmentScpHandler
+{
+private:
+  int count_;
+  
+public:
+  StorageCommitmentSample() : count_(0)
+  {
+  }
+  
+  virtual OrthancPluginStorageCommitmentFailureReason Lookup(const std::string& sopClassUid,
+                                                             const std::string& sopInstanceUid)
+  {
+    printf("?? [%s] [%s]\n", sopClassUid.c_str(), sopInstanceUid.c_str());
+    if (count_++ % 2 == 0)
+      return OrthancPluginStorageCommitmentFailureReason_Success;
+    else
+      return OrthancPluginStorageCommitmentFailureReason_NoSuchObjectInstance;
+  }
+};
+
+
+static void* StorageCommitmentScp(const char*         jobId,
+                                  const char*         transactionUid,
+                                  const char* const*  sopClassUids,
+                                  const char* const*  sopInstanceUids,
+                                  uint32_t            countInstances,
+                                  const char*         remoteAet,
+                                  const char*         calledAet)
+{
+  printf("[%s] [%s] [%s] [%s]\n", jobId, transactionUid, remoteAet, calledAet);
+
+  for (uint32_t i = 0; i < countInstances; i++)
+  {
+    printf("++ [%s] [%s]\n", sopClassUids[i], sopInstanceUids[i]);
+  }
+  
+  return new StorageCommitmentSample;
+}
+
+
+extern "C"
+{
+  ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* c)
+  {
+    OrthancPlugins::SetGlobalContext(c);
+
+    /* Check the version of the Orthanc core */
+    if (OrthancPluginCheckVersion(c) == 0)
+    {
+      OrthancPlugins::ReportMinimalOrthancVersion(ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER,
+                                                  ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER,
+                                                  ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER);
+      return -1;
+    }
+
+    OrthancPluginSetDescription(c, "Sample storage commitment SCP plugin.");
+
+    OrthancPluginRegisterStorageCommitmentScpCallback(c, StorageCommitmentScp,
+                                                      OrthancPlugins::IStorageCommitmentScpHandler::Destructor,
+                                                      OrthancPlugins::IStorageCommitmentScpHandler::Lookup);
+    
+    return 0;
+  }
+
+
+  ORTHANC_PLUGINS_API void OrthancPluginFinalize()
+  {
+  }
+
+
+  ORTHANC_PLUGINS_API const char* OrthancPluginGetName()
+  {
+    return "storage-commitment-scp";
+  }
+
+
+  ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion()
+  {
+    return PLUGIN_VERSION;
+  }
+}