/*
** Copyright (c) 2021 Advanced Micro Devices, Inc. All rights reserved.
**
** Permission is hereby granted, free of charge, to any person obtaining a
** copy of this software and associated documentation files (the "Software"),
** to deal in the Software without restriction, including without limitation
** the rights to use, copy, modify, merge, publish, distribute, sublicense,
** and/or sell copies of the Software, and to permit persons to whom the
** Software is furnished to do so, subject to the following conditions:
**
** The above copyright notice and this permission notice shall be included in
** all copies or substantial portions of the Software.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
** AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
** LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
** FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
** DEALINGS IN THE SOFTWARE.
*/

#ifndef GFXRECON_INTERCEPTION_UTILS_REF_TRACKER_H
#define GFXRECON_INTERCEPTION_UTILS_REF_TRACKER_H

#include "util/defines.h"

#include "ref_tracker_counter.h"

GFXRECON_BEGIN_NAMESPACE(gfxrecon)
GFXRECON_BEGIN_NAMESPACE(util)
GFXRECON_BEGIN_NAMESPACE(interception)

//-----------------------------------------------------------------------------
/// This class helps track re-entrance
//-----------------------------------------------------------------------------
class RefTracker
{
  public:

    //----------------------------------------------------------------------------
    /// increments dwVal on creation
    /// \param  val
    //----------------------------------------------------------------------------
    RefTracker(RefTrackerCounter* val);

    //-----------------------------------------------------------------------------
    /// decrements dwVal on destruction
    //-----------------------------------------------------------------------------
    ~RefTracker();

  private:
    /// pointer to an unsigned long that contains the number of references
    RefTrackerCounter* val_;
};

GFXRECON_END_NAMESPACE(interception)
GFXRECON_END_NAMESPACE(util)
GFXRECON_END_NAMESPACE(gfxrecon)

#endif // GFXRECON_INTERCEPTION_UTILS_REF_TRACKER_H
