MediaTomb: object.cc Source File

00001 /*MT*
00002     
00003     MediaTomb - http://www.mediatomb.cc/
00004     
00005     object.cc - this file is part of MediaTomb.
00006     
00007     Copyright (C) 2005 Gena Batyan <bgeradz@mediatomb.cc>,
00008                        Sergey 'Jin' Bostandzhyan <jin@mediatomb.cc>
00009     
00010     Copyright (C) 2006-2010 Gena Batyan <bgeradz@mediatomb.cc>,
00011                             Sergey 'Jin' Bostandzhyan <jin@mediatomb.cc>,
00012                             Leonhard Wimmer <leo@mediatomb.cc>
00013     
00014     MediaTomb is free software; you can redistribute it and/or modify
00015     it under the terms of the GNU General Public License version 2
00016     as published by the Free Software Foundation.
00017     
00018     MediaTomb is distributed in the hope that it will be useful,
00019     but WITHOUT ANY WARRANTY; without even the implied warranty of
00020     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00021     GNU General Public License for more details.
00022     
00023     You should have received a copy of the GNU General Public License
00024     version 2 along with MediaTomb; if not, write to the Free Software
00025     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
00026     
00027     $Id: object.cc 2081 2010-03-23 20:18:00Z lww $
00028 */
00029 
00031 
00032 #ifdef HAVE_CONFIG_H
00033     #include "autoconfig.h"
00034 #endif
00035 
00036 #include <stdio.h>
00037 #include <stdlib.h>
00038 
00039 #include "object.h"
00040 #include "memory.h"
00041 
00042 using namespace zmm;
00043 
00044 Object::Object()
00045 {
00046     atomic_set(&_ref_count, 0);
00047 #ifdef ATOMIC_NEED_MUTEX
00048     pthread_mutex_init(&mutex, NULL);
00049 #endif
00050 }
00051 Object::~Object()
00052 {
00053 #ifdef ATOMIC_NEED_MUTEX
00054     pthread_mutex_destroy(&mutex);
00055 #endif
00056 }
00057 
00058 void Object::retain()
00059 {
00060 #ifdef ATOMIC_NEED_MUTEX
00061     atomic_inc(&_ref_count, &mutex);
00062 #else
00063     atomic_inc(&_ref_count);
00064 #endif
00065 }
00066 void Object::release()
00067 {
00068 #ifdef ATOMIC_NEED_MUTEX
00069     if(atomic_dec(&_ref_count, &mutex))
00070 #else
00071     if(atomic_dec(&_ref_count))
00072 #endif
00073     {
00074         delete this;
00075     }
00076 }
00077 
00078 int Object::getRefCount()
00079 {
00080     return atomic_get(&_ref_count);
00081 }
00082 
00083 void* Object::operator new (size_t size)
00084 {
00085     return MALLOC(size);
00086 }
00087 void Object::operator delete (void *ptr)
00088 {
00089     FREE(ptr);
00090 }