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tdepim/libtdenetwork/gpgmepp/shared.h

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/*
Copyright (C) 2003 Klar<EFBFBD>lvdalens Datakonsult AB
This file is part of GPGME++.
GPGME++ 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.
GPGME++ 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 GPGME; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __GPGMEPP_SHARED_H__
#define __GPGMEPP_SHARED_H__
#include <cassert>
namespace GpgME {
class Shared {
protected:
Shared() : mRefCount( 0 ) {}
virtual ~Shared() {
assert( mRefCount <= 0 );
}
public:
int ref() { return ++mRefCount; }
int deref() { return unref(); }
int unref() {
if ( --mRefCount <= 0 ) {
delete this;
return 0;
}
return mRefCount;
}
int refCount() { return mRefCount; }
private:
int mRefCount;
};
}
#endif // __GPGMEPP_SHARED_H__