/*---------------------------------------------------------------------------*
  Project:  NintendoWare
  File:     snd_DisposeCallbackManager.cpp

  Copyright (C)2009-2010 Nintendo Co., Ltd./HAL Laboratory, Inc.  All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law.  They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.

  $Revision: 27043 $
 *---------------------------------------------------------------------------*/

#include "precompiled.h"

#include <nw/snd/snd_DisposeCallbackManager.h>
#include <nw/snd/snd_SoundThread.h>

namespace nw {
namespace snd {
namespace internal {
namespace driver {

/* ========================================================================
        member function
   ======================================================================== */

/*---------------------------------------------------------------------------*
  Name:         GetInstance

  Description:  シングルトンのインスタンスを取得する

  Arguments:    なし

  Returns:      なし
 *---------------------------------------------------------------------------*/
DisposeCallbackManager& DisposeCallbackManager::GetInstance()
{
    static DisposeCallbackManager instance;
    return instance;
}

/*---------------------------------------------------------------------------*
  Name:         DisposeCallbackManager

  Description:  コンストラクタ

  Arguments:    なし

  Returns:      なし
 *---------------------------------------------------------------------------*/
DisposeCallbackManager::DisposeCallbackManager()
{
}

/*---------------------------------------------------------------------------*
  Name:         RegisterDisposeCallback

  Description:  無効化コールバックを登録する

  Arguments:    なし

  Returns:      なし
 *---------------------------------------------------------------------------*/
void DisposeCallbackManager::RegisterDisposeCallback( DisposeCallback* callback )
{
    m_CallbackList.PushBack( callback );

    // NN_LOG("regist %d %d\n",nn::os::Thread::GetCurrentId(),m_CallbackList.GetSize());
}

/*---------------------------------------------------------------------------*
  Name:         UnregisterDisposeCallback

  Description:  無効化コールバックの登録を解除する

  Arguments:    なし

  Returns:      なし
 *---------------------------------------------------------------------------*/
void DisposeCallbackManager::UnregisterDisposeCallback( DisposeCallback* callback )
{
    m_CallbackList.Erase( callback );
    
    // NN_LOG("unregist %d %d\n",nn::os::Thread::GetCurrentId(),m_CallbackList.GetSize());
}

/*---------------------------------------------------------------------------*
  Name:         GetCallbackCount

  Description:  登録されている無効化コールバック数を取得する

  Arguments:    なし

  Returns:      なし
 *---------------------------------------------------------------------------*/
unsigned long DisposeCallbackManager::GetCallbackCount() const
{
    return m_CallbackList.GetSize();
}

/*---------------------------------------------------------------------------*
  Name:         Dispose

  Description:  登録されたオブジェクトに対して無効化を行う

  Arguments:    なし

  Returns:      なし
 *---------------------------------------------------------------------------*/
void DisposeCallbackManager::Dispose( void* mem, unsigned long size )
{
    const void* start = mem;
    const void* end = static_cast<u8*>( mem ) + size;

    for ( CallbackList::Iterator itr = GetInstance().m_CallbackList.GetBeginIter();
          itr != GetInstance().m_CallbackList.GetEndIter();
        )
    {
        CallbackList::Iterator curItr = itr++;
        curItr->InvalidateData( start, end );
    }
}

} // namespace nw::snd::internal::driver
} // namespace nw::snd::internal
} // namespace nw::snd
} // namespace nw