/*----------------------------------------------------------------------------*/
/*                                                                            */
/* Copyright (c) 1995, 2004 IBM Corporation. All rights reserved.             */
/* Copyright (c) 2005-2014 Rexx Language Association. All rights reserved.    */
/*                                                                            */
/* This program and the accompanying materials are made available under       */
/* the terms of the Common Public License v1.0 which accompanies this         */
/* distribution. A copy is also available at the following address:           */
/* http://www.oorexx.org/license.html                                         */
/*                                                                            */
/* Redistribution and use in source and binary forms, with or                 */
/* without modification, are permitted provided that the following            */
/* conditions are met:                                                        */
/*                                                                            */
/* Redistributions of source code must retain the above copyright             */
/* notice, this list of conditions and the following disclaimer.              */
/* Redistributions in binary form must reproduce the above copyright          */
/* notice, this list of conditions and the following disclaimer in            */
/* the documentation and/or other materials provided with the distribution.   */
/*                                                                            */
/* Neither the name of Rexx Language Association nor the names                */
/* of its contributors may be used to endorse or promote products             */
/* derived from this software without specific prior written permission.      */
/*                                                                            */
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS        */
/* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT          */
/* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS          */
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/*                                                                            */
/*----------------------------------------------------------------------------*/
/******************************************************************************/
/* REXX Kernel                                                 BaseCode.hpp   */
/*                                                                            */
/* Class defintions for executable code objects.                              */
/*                                                                            */
/******************************************************************************/
#ifndef Included_BaseCode
#define Included_BaseCode

#include "RexxCore.h"
#include "ActivationSettings.hpp"

class ProtectedObject;
class RoutineClass;
class ProgramSource;

/**
 * Base class for a code object.  Code objects can be invoked as
 * methods, or called.
 */
class BaseCode : public RexxInternalObject
{
public:

    virtual void run(Activity *, MethodClass *, RexxObject *, RexxString *,  RexxObject **, size_t, ProtectedObject &);
    virtual void call(Activity *, RoutineClass *, RexxString *,  RexxObject **, size_t, RexxString *, RexxString *, ActivationContext, ProtectedObject &);
    virtual void call(Activity *, RoutineClass *, RexxString *,  RexxObject **, size_t, ProtectedObject &);

    virtual ArrayClass *getSource();
    virtual RexxObject *setSecurityManager(RexxObject *manager);
    virtual PackageClass *getPackageObject();
    virtual RexxClass *findClass(RexxString *className);
    virtual BaseCode  *setPackageObject(PackageClass *s);
    virtual PackageClass *getPackage();

    inline  bool isSamePackage(PackageClass *p) { return p == getPackage(); }
            ProgramSource *detachSource();
            void attachSource(ProgramSource *);

            PackageClass *package;             // source this is attached to
};

// pointer to native method function
typedef uint16_t *(RexxEntry *PNATIVEMETHOD)(RexxMethodContext *, ValueDescriptor *);
// pointer to native function function
typedef uint16_t *(RexxEntry *PNATIVEROUTINE)(RexxCallContext *, ValueDescriptor *);
// prototype for a registered function call.
typedef size_t (RexxEntry *PREGISTEREDROUTINE)(const char *, size_t, PCONSTRXSTRING, const char *, PRXSTRING);


#endif