YCPExternal.h

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/*---------------------------------------------------------------------\
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|                      \ \ / /_ _/ ___|_   _|___ \                     |  
|                       \ V / _` \___ \ | |   __) |                    |  
|                        | | (_| |___) || |  / __/                     |  
|                        |_|\__,_|____/ |_| |_____|                    |  
|                                                                      |  
|                               core system                            | 
|                                                        (C) SuSE GmbH |  
\----------------------------------------------------------------------/ 

   File:       YCPExternal.h

   Author:     Stanislav Visnovsky <visnov@suse.cz>
   Maintainer: Stanislav Visnovsky <visnov@suse.cz>

/-*/
// -*- c++ -*-

#ifndef YCPExternal_h
#define YCPExternal_h


#include "YCPValue.h"


class YCPExternalRep : public YCPValueRep
{
    void * m_payload;
    string m_magic;
    void (*m_destructor)(void *, string);

protected:
    friend class YCPExternal;

    YCPExternalRep(void * payload, string magic, void (*destructor)(void *, string) = 0);

    ~YCPExternalRep();

public:
    void * payload() const;

    string magic () const;

    string toString() const;

    std::ostream & toStream (std::ostream & str) const;
    std::ostream & toXml (std::ostream & str, int indent ) const;

    YCPValueType valuetype() const;
};

class YCPExternal : public YCPValue
{
    DEF_COMMON(External, Value);
public:
    YCPExternal(void * payload, string magic, void (*destructor)(void*, string) = 0) 
        : YCPValue(new YCPExternalRep(payload, magic, destructor)) {}
    YCPExternal(bytecodeistream & str);
};

#endif   // YCPExternal_h