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/* Copyright (c) 2008 PrimeBase Technologies GmbH, Germany
*
* PrimeBase Media Stream for MySQL
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Original author: Paul McCullagh (H&G2JCtL)
* Continued development: Barry Leslie
*
* 2007-05-20
*
*
*/
#ifndef __CSOBJECT_H__
#define __CSOBJECT_H__
#include "CSDefs.h"
#include "CSMemory.h"
#include "CSMutex.h"
// The RETAIN() macro is useful when passing object references to functions
// that you want to retain. For example istead of:
// x->retain();
// foo(x);
// You can do:
// foo(RETAIN(x));
//
// After 20 years of programming I have finally found a use for the 'C' comma
// operator out side of a 'for' loop. :)
#define RETAIN(x) ((x)->retain(),(x))
class CSObject {
public:
CSObject() { }
virtual ~CSObject() { finalize(); }
virtual void retain();
virtual void release();
/*
* All objects are sortable, hashable and linkable,
* as long as these methods are implemented:
*/
virtual void finalize() { }
virtual CSObject *getKey();
virtual int compareKey(CSObject *);
virtual uint32_t hashKey();
virtual CSObject *getHashLink();
virtual void setHashLink(CSObject *);
virtual CSObject *getNextLink();
virtual CSObject *getPrevLink();
virtual void setNextLink(CSObject *);
virtual void setPrevLink(CSObject *);
#ifdef DEBUG
static void *operator new(size_t size, const char *func, const char *file, uint32_t line) {
return cs_mm_malloc(func, file, line, size);
}
static void operator delete(void *ptr, size_t size) {
UNUSED(size);
cs_mm_free(ptr);
}
//virtual void retain(const char *func, const char *file, uint32_t line);
//virtual void release(const char *func, const char *file, uint32_t line);
#endif
};
class CSRefObject : public CSObject {
public:
CSRefObject();
virtual ~CSRefObject();
virtual void retain();
virtual void release();
#ifdef DEBUG
//virtual void retain(const char *func, const char *file, uint32_t line);
//virtual void release(const char *func, const char *file, uint32_t line);
int iTrackMe;
#endif
#ifndef DEBUG
private:
#endif
uint32_t iRefCount;
};
class CSSharedRefObject : public CSObject, public CSSync {
public:
CSSharedRefObject();
virtual ~CSSharedRefObject();
virtual void retain();
virtual void release();
#ifdef DEBUG
virtual void startTracking();
//virtual void retain(const char *func, const char *file, uint32_t line);
//virtual void release(const char *func, const char *file, uint32_t line);
int iTrackMe;
#endif
#ifndef DEBUG
private:
#endif
uint32_t iRefCount;
};
class CSStaticObject : public CSObject {
virtual void retain() {}
virtual void release(){ finalize();}
#ifdef DEBUG
int iTrackMe;
#endif
uint32_t iRefCount;
};
#ifdef DEBUG
#define new new(__FUNC__, __FILE__, __LINE__)
#endif
class CSPooled {
public:
virtual ~CSPooled() {}
virtual void returnToPool() = 0;
};
#endif
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