-// Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2021 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
#include "MED_Utilities.hxx"
#include "MED_Wrapper.hxx"
+#include <Basics_Utils.hxx>
+
#include <stdio.h>
#include <errno.h>
#include <sstream>
// -------------------------------------------------------------------------------------------------------------------
// --- MED file compatibility: write using a lower major version implies append on an empty file of the target version
+//
+// *******************************************************************************************************************
+// ==> This file must be modified when MED version changes:
+// MED_MAJOR_NUM and MED_MINOR_NUM are defined in an external include from MED prerequisite: med.h
+// When MED_MAJOR_NUM or MED_MINOR_NUM changes, MED_MAJOR_EXPECTED and MED_MINOR_EXPECTED must be set accordingly
+// and MED_VERSIONS_APPEND_COMPATIBLE must be updated: The lower compatible versions may change with a new MED version
+// If the major version of MED change (for instance 4 --> 5) and if MED allows to append meshes in MED-4.x format,
+// Empty file content for MED-4.x should be provided (EMPTY_FILE_4x) and method CreateEmptyMEDFile should be updated.
+// *******************************************************************************************************************
#define MED_MAJOR_EXPECTED 4
-#define MED_MINOR_EXPECTED 0
+#define MED_MINOR_EXPECTED 1
#if MED_MAJOR_NUM != MED_MAJOR_EXPECTED
- #error "MED major version does not correspond to the expected version, fix the minor and major compatibility values in CheckCompatibility method (MED_VERSIONS_APPEND_COMPATIBLE) and set the correct expected version"
+ #error "MED major version does not correspond to the expected version, fix the minor and major compatibility values in CheckCompatibility method (MED_VERSIONS_APPEND_COMPATIBLE) and set the correct expected version (MED_MAJOR_EXPECTED, MED_MINOR_EXPECTED)"
#endif
#if MED_MINOR_NUM != MED_MINOR_EXPECTED
- #error "MED minor version does not correspond to the expected version, fix the minor and major compatibility values in CheckCompatibility method (MED_VERSIONS_APPEND_COMPATIBLE) and set the correct expected version"
+ #error "MED minor version does not correspond to the expected version, fix the minor and major compatibility values in CheckCompatibility method (MED_VERSIONS_APPEND_COMPATIBLE) and set the correct expected version above (MED_MAJOR_EXPECTED, MED_MINOR_EXPECTED)"
#endif
-#define MED_VERSIONS_APPEND_COMPATIBLE {40, 32, 33} // --- 10*major + minor (the 3rd digit, release, is not used here,
- // med uses always the latest available)
- // --- The first in the list should be the default: current version
-// --- empty med file content for the different MED versions with a different major.
-// ==> correct accordingly CreateEmptyMEDFile method below!
-#define EMPTY_FILE_32 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-/* --- bytes hexa representation of MED file built in Python
-f= open('vide_321.med', 'rb')
-data=f.read()
-ba=bytearray(data)
-a=""
-for i in ba:
- a+=hex(i)
- a+=','
-print a
-*/
-
-//! internal use: fileName and version must be checked before call
-bool CreateEmptyMEDFile(const std::string& fileName, int version)
-{
- MESSAGE("create an empty med file of the right version, for append " << version);
- static const unsigned char empty_32[] = EMPTY_FILE_32;
- static const unsigned char empty_33[] = EMPTY_FILE_33;
- std::ofstream ofs(fileName);
- if (version == 32)
- ofs.write(reinterpret_cast<const char *>(empty_32),sizeof(empty_32));
- else if (version == 33)
- ofs.write(reinterpret_cast<const char *>(empty_33),sizeof(empty_33));
- return true;
-}
-// -------------------------------------------------------------------------------------------------------------------
+#define MED_VERSIONS_APPEND_COMPATIBLE {41, 40, 32, 33} // --- 10*major + minor (the 3rd digit, release, is not used here,
+ // med uses always the latest available)
+ // --- The first in the list should be the default: current version
namespace MED
{
{
#ifdef WIN32
#ifdef UNICODE
- size_t length = strlen(fileName.c_str()) + sizeof(char);
- wchar_t* path = new wchar_t[length];
- memset(path, '\0', length);
- mbstowcs(path, fileName.c_str(), length);
+ int size_needed = MultiByteToWideChar(CP_UTF8, 0, fileName.c_str(), strlen(fileName.c_str()), NULL, 0);
+ wchar_t* path = new wchar_t[size_needed + 1];
+ MultiByteToWideChar(CP_UTF8, 0, fileName.c_str(), strlen(fileName.c_str()), path, size_needed);
+ path[size_needed] = '\0';
#else
- cosnt char* path = xmlPath.c_str();
+ cosnt char* path = xmlPath.c_str();
+#endif
+ bool res = (GetFileAttributes(path) != INVALID_FILE_ATTRIBUTES);
+#ifdef UNICODE
+ delete path;
#endif
- return (GetFileAttributes(path) != INVALID_FILE_ATTRIBUTES);
+ return res;
#else
return (access(fileName.c_str(), F_OK) == 0);
#endif
{
int mvok[] = MED_VERSIONS_APPEND_COMPATIBLE;
std::vector<int> MEDVersionsOK(mvok, mvok + sizeof(mvok)/sizeof(int));
+ int curVersion = MED_MAJOR_NUM * 10 + MED_MINOR_NUM;
+ if ( MEDVersionsOK[0] != curVersion )
+ MEDVersionsOK.insert( MEDVersionsOK.begin(), curVersion );
return MEDVersionsOK;
}
bool CheckCompatibility(const std::string& fileName, bool isForAppend)
{
bool ok = false;
- int medVersionsOK[] = MED_VERSIONS_APPEND_COMPATIBLE;
+ std::vector<int> medVersionsOK = GetMEDVersionsAppendCompatible();
// check that file is accessible
if ( exists(fileName) ) {
// check HDF5 && MED compatibility
ok = true;
else {
int medVersion = 10*major + minor;
- for (int ii=0; ii < sizeof(medVersionsOK)/sizeof(int); ii++)
+ for (size_t ii=0; ii < medVersionsOK.size(); ii++)
if (medVersionsOK[ii] == medVersion) {
ok =true;
break;
if (!CheckCompatibility(fileName)) {
EXCEPTION(std::runtime_error, "Cannot open file '"<<fileName<<"'.");
}
- return new MED::TWrapper(fileName);
+ return new MED::TWrapper(fileName, false);
}
PWrapper CrWrapperW(const std::string& fileName, int theVersion)
{
bool isCreated = false;
if (!CheckCompatibility(fileName, true))
- {
- remove(fileName.c_str());
- isCreated = true;
- }
- int minor = -1;
- if (isCreated)
- {
- med_int wantedMajor = MED_MAJOR_NUM;
- med_int wantedMinor = MED_MINOR_NUM;
- if (theVersion > 0)
- {
- wantedMajor = theVersion/10;
- wantedMinor = theVersion%10;
- }
- if (wantedMajor == MED_MAJOR_NUM) // the med file will be actually created
- {
- if (wantedMinor < MED_MINOR_NUM)
- minor = wantedMinor;
- }
- else // an empty existing med file of the right version will be used for append
- {
- int medVersionsOK[] = MED_VERSIONS_APPEND_COMPATIBLE;
- bool isVersionOK = false;
- for (int ii=0; ii < sizeof(medVersionsOK)/sizeof(int); ii++)
- if (medVersionsOK[ii] == theVersion)
- {
- isVersionOK =true;
- break;
- }
- if (isVersionOK) // copy an empty existing med file of the right version, for append
- CreateEmptyMEDFile(fileName, theVersion);
- }
- }
- return new MED::TWrapper(fileName, minor);
+ {
+ remove(fileName.c_str());
+ isCreated = true;
+ }
+ med_int wantedMajor = MED_MAJOR_NUM;
+ med_int wantedMinor = MED_MINOR_NUM;
+ // when non managed version of file is requested : ignore it and take the latest version
+ std::vector<int> versionsOK(GetMEDVersionsAppendCompatible());
+ bool isVersionRequestedOK(std::find(versionsOK.begin(),versionsOK.end(),theVersion)!=versionsOK.end());
+ if (isCreated && isVersionRequestedOK)
+ {
+ wantedMajor = theVersion/10;
+ wantedMinor = theVersion%10;
+ }
+ return new MED::TWrapper(fileName, true, wantedMajor, wantedMinor);
}
}
