--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancFramework/Sources/SystemToolbox.h	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,115 @@
+/**
+ * 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 !defined(ORTHANC_SANDBOXED)
+#  error The macro ORTHANC_SANDBOXED must be defined
+#endif
+
+#if ORTHANC_SANDBOXED == 1
+#  error The namespace SystemToolbox cannot be used in sandboxed environments
+#endif
+
+#include "Enumerations.h"
+#include "OrthancFramework.h"
+
+#include <map>
+#include <vector>
+#include <string>
+#include <stdint.h>
+
+namespace Orthanc
+{
+  class ORTHANC_PUBLIC SystemToolbox
+  {
+  public:
+    static void USleep(uint64_t microSeconds);
+
+    static ServerBarrierEvent ServerBarrier(const bool& stopFlag);
+
+    static ServerBarrierEvent ServerBarrier();
+
+    static void ReadFile(std::string& content,
+                         const std::string& path,
+                         bool log = true);
+
+    static bool ReadHeader(std::string& header,
+                           const std::string& path,
+                           size_t headerSize);
+
+    static void WriteFile(const void* content,
+                          size_t size,
+                          const std::string& path);
+
+    static void WriteFile(const std::string& content,
+                          const std::string& path);
+
+    static void RemoveFile(const std::string& path);
+
+    static uint64_t GetFileSize(const std::string& path);
+
+    static void MakeDirectory(const std::string& path);
+
+    static bool IsExistingFile(const std::string& path);
+
+    static std::string GetPathToExecutable();
+
+    static std::string GetDirectoryOfExecutable();
+
+    static void ExecuteSystemCommand(const std::string& command,
+                                     const std::vector<std::string>& arguments);
+
+    static int GetProcessId();
+
+    static bool IsRegularFile(const std::string& path);
+
+    static FILE* OpenFile(const std::string& path,
+                          FileMode mode);
+
+    static std::string GetNowIsoString(bool utc);
+
+    static void GetNowDicom(std::string& date,
+                            std::string& time,
+                            bool utc);
+
+    static unsigned int GetHardwareConcurrency();
+
+    static MimeType AutodetectMimeType(const std::string& path);
+
+    static void GetEnvironmentVariables(std::map<std::string, std::string>& env);
+
+    static std::string InterpretRelativePath(const std::string& baseDirectory,
+                                             const std::string& relativePath);
+  };
+}