69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
// vim: set sts=8 ts=2 sw=2 tw=99 et:
|
|
//
|
|
// Copyright (C) 2013, David Anderson and AlliedModders LLC
|
|
// All rights reserved.
|
|
//
|
|
// 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 AlliedModders LLC 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 FOR A PARTICULAR PURPOSE
|
|
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
|
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
// POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
#ifndef _include_amtl_ts_refcounting_h_
|
|
#define _include_amtl_ts_refcounting_h_
|
|
|
|
#include <am-refcounting.h>
|
|
#include <am-atomics.h>
|
|
|
|
namespace ke {
|
|
|
|
template <typename T>
|
|
class RefcountedThreadsafe
|
|
{
|
|
public:
|
|
RefcountedThreadsafe()
|
|
: refcount_(1)
|
|
{
|
|
}
|
|
|
|
void AddRef() {
|
|
refcount_.increment();
|
|
}
|
|
bool Release() {
|
|
if (!refcount_.decrement()) {
|
|
delete static_cast<T *>(this);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
protected:
|
|
~RefcountedThreadsafe() {
|
|
}
|
|
|
|
private:
|
|
AtomicRefCount refcount_;
|
|
};
|
|
|
|
} // namespace ke
|
|
|
|
#endif // _include_amtl_ts_refcounting_h_
|