Adding support for int64 field in basic api

[tools/medcoupling.git] / src / MEDLoader / MEDFileUtilities.hxx

diff --git a/src/MEDLoader/MEDFileUtilities.hxx b/src/MEDLoader/MEDFileUtilities.hxx
index c8842db0c04dc9ef50b18c2fd209b64732da181f..0d94fb9d3842ba24c3caef972363448dd915886d 100644 (file)
--- a/src/MEDLoader/MEDFileUtilities.hxx
+++ b/src/MEDLoader/MEDFileUtilities.hxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2014  CEA/DEN, EDF R&D
+// Copyright (C) 2007-2021  CEA/DEN, EDF R&D
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
@@ -24,6 +24,9 @@
 #include "InterpKernelException.hxx"
 #include "MEDLoaderDefines.hxx"
 
+#include "MCAuto.hxx"
+#include "MEDCouplingMemArray.hxx"
+
 #include "med.h"
 
 namespace MEDFileUtilities
@@ -37,28 +40,59 @@ namespace MEDFileUtilities
   {
   public:
     AutoFid(med_idt fid);
-    operator med_idt() const;
+    operator med_idt() const { return _fid; }
     ~AutoFid();
   private:
     med_idt _fid;
   };
 }
-  
-namespace ParaMEDMEM
+
+namespace MEDCoupling
 {
   class MEDLOADER_EXPORT MEDFileWritable
   {
   public:
     MEDFileWritable();
+    virtual ~MEDFileWritable() {}
     void copyOptionsFrom(const MEDFileWritable& other) const;
     int getTooLongStrPolicy() const;
     void setTooLongStrPolicy(int newVal);
     int getZipConnPolicy();
     void setZipConnPolicy(int newVal);
+    static std::string FileNameFromFID(med_idt fid);
   protected://policies on write
     mutable int _too_long_str;
     mutable int _zipconn_pol;
   };
+
+  class MEDFileWritableStandAlone : public MEDFileWritable
+  {
+  public:
+    MEDLOADER_EXPORT virtual void writeLL(med_idt fid) const = 0;
+    MEDLOADER_EXPORT virtual void write(const std::string& fileName, int mode) const;
+    MEDLOADER_EXPORT virtual void write33(const std::string& fileName, int mode) const;
+    MEDLOADER_EXPORT virtual void write30(const std::string& fileName, int mode) const;
+    MEDLOADER_EXPORT MCAuto<DataArrayByte> serialize() const;
+    MEDLOADER_EXPORT static std::string GenerateUniqueDftFileNameInMem();
+  public:
+    MEDLOADER_EXPORT static const char DFT_FILENAME_IN_MEM[];
+    template<class T>
+    static T *BuildFromMemoryChunk(DataArrayByte *db);
+  private:
+    void writeXX(const std::string& fileName, int mode, med_int maj, med_int min, med_int rel) const;
+  };
+  
+  class MEDFileCapability
+  {
+  public:
+    MEDFileCapability(med_idt fid);
+    bool isFastReader() const { return _maj>=4 && _min >=1; }
+  private:
+    med_int _maj;
+    med_int _min;
+    med_int _rel;
+  };
+  MEDFileUtilities::AutoFid OpenMEDFileForRead(const std::string& fileName);
 }
 
 #endif