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home » brain » inspircd-cvs » 1_1_stable » include

dynamic.h

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/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
 * See: http://www.inspircd.org/wiki/index.php/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

#ifndef __DLL_H
#define __DLL_H

typedef void * (initfunc) (void);

#include "inspircd_config.h"

class InspIRCd;

class CoreExport DLLManager
{
 public:
        DLLManager(InspIRCd* ServerInstance, const char *fname);
        virtual ~DLLManager();

        bool GetSymbol(void **v, const char *sym_name);

        char* LastError() 
        {
                 return err;
        }

        void *h;

 protected:

        char *err;
};

class CoreExport DLLFactoryBase : public DLLManager
{
 public:
        DLLFactoryBase(InspIRCd* Instance, const char *fname, const char *func_name = 0);

        virtual ~DLLFactoryBase();

        void * (*factory_func)(void);   
};

template <class T> class CoreExport DLLFactory : public DLLFactoryBase
{
 public:
        DLLFactory(InspIRCd* Instance, const char *fname, const char *func_name=0) : DLLFactoryBase(Instance, fname, func_name)
        {
                if (factory_func)
                        factory = reinterpret_cast<T*>(factory_func());
                else
                        factory = reinterpret_cast<T*>(-1);
        }
        
        ~DLLFactory()
        {
                if (factory)
                        delete factory;
        }

        T *factory;
};

#endif