--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/Plugins/Samples/StorageArea/Plugin.cpp	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,164 @@
+/**
+ * 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 <orthanc/OrthancCPlugin.h>
+
+#include <string.h>
+#include <stdio.h>
+#include <string>
+
+static OrthancPluginContext* context = NULL;
+
+
+static std::string GetPath(const char* uuid)
+{
+  return "plugin_" + std::string(uuid);
+}
+
+
+static OrthancPluginErrorCode StorageCreate(const char* uuid,
+                                            const void* content,
+                                            int64_t size,
+                                            OrthancPluginContentType type)
+{
+  std::string path = GetPath(uuid);
+
+  FILE* fp = fopen(path.c_str(), "wb");
+  if (!fp)
+  {
+    return OrthancPluginErrorCode_StorageAreaPlugin;
+  }
+
+  bool ok = fwrite(content, size, 1, fp) == 1;
+  fclose(fp);
+
+  return ok ? OrthancPluginErrorCode_Success : OrthancPluginErrorCode_StorageAreaPlugin;
+}
+
+
+static OrthancPluginErrorCode StorageRead(void** content,
+                                          int64_t* size,
+                                          const char* uuid,
+                                          OrthancPluginContentType type)
+{
+  std::string path = GetPath(uuid);
+
+  FILE* fp = fopen(path.c_str(), "rb");
+  if (!fp)
+  {
+    return OrthancPluginErrorCode_StorageAreaPlugin;
+  }
+
+  if (fseek(fp, 0, SEEK_END) < 0)
+  {
+    fclose(fp);
+    return OrthancPluginErrorCode_StorageAreaPlugin;
+  }
+
+  *size = ftell(fp);
+
+  if (fseek(fp, 0, SEEK_SET) < 0)
+  {
+    fclose(fp);
+    return OrthancPluginErrorCode_StorageAreaPlugin;
+  }
+
+  bool ok = true;
+
+  if (*size == 0)
+  {
+    *content = NULL;
+  }
+  else
+  {
+    *content = malloc(*size);
+    if (*content == NULL ||
+        fread(*content, *size, 1, fp) != 1)
+    {
+      ok = false;
+    }
+  }
+
+  fclose(fp);
+
+  return ok ? OrthancPluginErrorCode_Success : OrthancPluginErrorCode_StorageAreaPlugin;
+}
+
+
+static OrthancPluginErrorCode StorageRemove(const char* uuid,
+                                            OrthancPluginContentType type)
+{
+  std::string path = GetPath(uuid);
+
+  if (remove(path.c_str()) == 0)
+  {
+    return OrthancPluginErrorCode_Success;
+  }
+  else
+  {
+    return OrthancPluginErrorCode_StorageAreaPlugin;
+  }
+}
+
+
+extern "C"
+{
+  ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* c)
+  {
+    context = c;
+    OrthancPluginLogWarning(context, "Storage plugin is initializing");
+
+    /* Check the version of the Orthanc core */
+    if (OrthancPluginCheckVersion(c) == 0)
+    {
+      char info[1024];
+      sprintf(info, "Your version of Orthanc (%s) must be above %d.%d.%d to run this plugin",
+              c->orthancVersion,
+              ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER,
+              ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER,
+              ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER);
+      OrthancPluginLogError(context, info);
+      return -1;
+    }
+
+    OrthancPluginRegisterStorageArea(context, StorageCreate, StorageRead, StorageRemove);
+
+    return 0;
+  }
+
+
+  ORTHANC_PLUGINS_API void OrthancPluginFinalize()
+  {
+    OrthancPluginLogWarning(context, "Storage plugin is finalizing");
+  }
+
+
+  ORTHANC_PLUGINS_API const char* OrthancPluginGetName()
+  {
+    return "storage";
+  }
+
+
+  ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion()
+  {
+    return "1.0";
+  }
+}