--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/Resources/Samples/Tools/RecoverCompressedFile.cpp	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,79 @@
+/**
+ * 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 "../../../Core/Compression/ZlibCompressor.h"
+#include "../../../Core/SystemToolbox.h"
+#include "../../../Core/OrthancException.h"
+
+#include <stdio.h>
+
+int main(int argc, const char* argv[])
+{
+  if (argc != 2 && argc != 3)
+  {
+    fprintf(stderr, "Maintenance tool to recover a DICOM file that was compressed by Orthanc.\n\n");
+    fprintf(stderr, "Usage: %s <input> [output]\n", argv[0]);
+    fprintf(stderr, "If \"output\" is not given, the data will be output to stdout\n");
+    return -1;
+  }
+
+  try
+  {
+    fprintf(stderr, "Reading the file into memory...\n");
+    fflush(stderr);
+
+    std::string content;
+    Orthanc::SystemToolbox::ReadFile(content, argv[1]);
+
+    fprintf(stderr, "Decompressing the content of the file...\n");
+    fflush(stderr);
+
+    Orthanc::ZlibCompressor compressor;
+    std::string uncompressed;
+    compressor.Uncompress(uncompressed, 
+                          content.empty() ? NULL : content.c_str(), 
+                          content.size());
+
+    fprintf(stderr, "Writing the uncompressed data...\n");
+    fflush(stderr);
+
+    if (argc == 3)
+    {
+      Orthanc::SystemToolbox::WriteFile(uncompressed, argv[2]);
+    }
+    else
+    {
+      if (uncompressed.size() > 0)
+      {
+        fwrite(&uncompressed[0], uncompressed.size(), 1, stdout);
+      }
+    }
+
+    fprintf(stderr, "Done!\n");
+  }
+  catch (Orthanc::OrthancException& e)
+  {
+    fprintf(stderr, "Error: %s\n", e.What());
+    return -1;
+  }
+
+  return 0;
+}