/**
 * 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 Lesser 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program. If not, see
 * <http://www.gnu.org/licenses/>.
 **/


#pragma once

#include "OrthancFramework.h"

#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

#if defined(_WIN32)
#include <windows.h>
#endif

#include <string>
#include <boost/noncopyable.hpp>

namespace Orthanc
{
  class ORTHANC_PUBLIC SharedLibrary : public boost::noncopyable
  {
  public:
#if defined(_WIN32)
    typedef FARPROC FunctionPointer;
#else
    typedef void* FunctionPointer;
#endif

  private:
    std::string path_;
    void *handle_;

    FunctionPointer GetFunctionInternal(const std::string& name);

  public:
    explicit SharedLibrary(const std::string& path);

    ~SharedLibrary();

    const std::string& GetPath() const
    {
      return path_;
    }

    bool HasFunction(const std::string& name);

    FunctionPointer GetFunction(const std::string& name);
  };
}