SoDynamicLibManager.h

/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
 ***              AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT.                     ***
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 ***  REPRODUCTION, DISCLOSURE,  OR USE,  IN WHOLE OR IN PART,  OTHER THAN AS       ***
 ***  SPECIFIED  IN THE LICENSE ARE  NOT TO BE  UNDERTAKEN  EXCEPT WITH PRIOR       ***
 ***  WRITTEN AUTHORIZATION OF FEI S.A.S.                                           ***
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 ***  USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS      ***
 ***  WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN      ***
 ***  SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT      ***
 ***  CLAUSE  AT FAR 52.227-19  OR SUBPARAGRAPH  (C)(1)(II)  OF  THE RIGHTS IN      ***
 ***  TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013.             ***
 ***                                                                                ***
 ***                   COPYRIGHT (C) 1996-2017 BY FEI S.A.S,                        ***
 ***                        BORDEAUX, FRANCE                                        ***
 ***                      ALL RIGHTS RESERVED                                       ***
**=======================================================================*/
/*=======================================================================
** Author      : C. OGNIER (Jun 2003)
**=======================================================================*/
 
#ifndef _SODYNAMICLIBMANAGER_
#define _SODYNAMICLIBMANAGER_
 
#include <Inventor/SbBase.h>
#include <Inventor/SbString.h>
 
 
class  SoDynamicLibManager {
 
public:
  static SbBool loadLibrary(const SbString& libName, const bool reportError=true);
 
 
  static SbBool unloadLibrary(const SbString& libName);
 
  static void unloadAllLibraries();
 
 
  static SbBool isLibraryLoaded(const SbString& libName);
 
 
  static void* lookUpFunction(const SbString& libName, const SbString& funcName, const bool reportError=true);
 
 
  static int getLoadedLibraryList(SbString*& libList);
 
 
  static SbString getLibrarySuffix();
 
 
  static SbString getLibraryFromSymbol(void* symbol);
 
private:
  static bool isLoaded(const SbString&);
 
  static void* libLookUpFunction(const SbHandle libHandle, const SbString& funcName);
 
  static void exit();
 
  struct  SafeLibraryHandle
  {
  private:
    SbString  m_libName;
    bool      m_hasDispose;
 
  public:
    SafeLibraryHandle();
    SafeLibraryHandle(const SbString &libName);
    ~SafeLibraryHandle();
 
    SbHandle getHandle() const;
    void release();
  };
 
  static SbHandle getLibraryHandle(const SbString& libName);
 
private:
  static SbString extractLibName(const SbString& s);
 
 
  static void* m_libMap;
};
 
#endif