C:/TLM-2008-06-09/include/tlm/tlm_h/tlm_req_rsp/tlm_ports/tlm_event_finder.h

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/*****************************************************************************

  The following code is derived, directly or indirectly, from the SystemC
  source code Copyright (c) 1996-2008 by all Contributors.
  All Rights reserved.

  The contents of this file are subject to the restrictions and limitations
  set forth in the SystemC Open Source License Version 3.0 (the "License");
  You may not use this file except in compliance with such restrictions and
  limitations. You may obtain instructions on how to receive a copy of the
  License at http://www.systemc.org/. Software distributed by Contributors
  under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
  ANY KIND, either express or implied. See the License for the specific
  language governing rights and limitations under the License.

 *****************************************************************************/

#ifndef __TLM_EVENT_FINDER_H__
#define __TLM_EVENT_FINDER_H__

//#include <systemc>

#include "tlm_h/tlm_req_rsp/tlm_1_interfaces/tlm_tag.h"

namespace tlm {

template <class IF , class T>
class tlm_event_finder_t
: public sc_core::sc_event_finder
{
public:

    // constructor

    tlm_event_finder_t( const sc_core::sc_port_base& port_,
                        const sc_core::sc_event& (IF::*event_method_) ( tlm_tag<T> * ) const )
        : sc_core::sc_event_finder( port_ ), m_event_method( event_method_ )
        {}

    // destructor (does nothing)

    virtual ‾tlm_event_finder_t()
        {}
#if !(defined SYSTEMC_VERSION & SYSTEMC_VERSION <= 20050714)
    virtual const sc_core::sc_event& find_event( sc_core::sc_interface* if_p = 0 ) const;
#else
    virtual const sc_core::sc_event& find_event() const;
#endif

private:

    const sc_core::sc_event& (IF::*m_event_method) ( tlm_tag<T> * ) const;

private:

    // disabled
    tlm_event_finder_t();
    tlm_event_finder_t( const tlm_event_finder_t<IF,T>& );
    tlm_event_finder_t<IF,T>& operator = ( const tlm_event_finder_t<IF,T>& );
};


#if !(defined SYSTEMC_VERSION & SYSTEMC_VERSION <= 20050714)
template <class IF , class T>
inline
const sc_core::sc_event&
tlm_event_finder_t<IF,T>::find_event( sc_core::sc_interface* if_p ) const
{
    const IF* iface = ( if_p ) ? dynamic_cast<const IF*>( if_p ) :
                                 dynamic_cast<const IF*>( port().get_interface() );
    if( iface == 0 ) {
        report_error( sc_core::SC_ID_FIND_EVENT_, "port is not bound" );
    }
    return (const_cast<IF*>( iface )->*m_event_method) ( 0 );
}
#else
template <class IF , class T>
inline
const sc_core::sc_event&
tlm_event_finder_t<IF,T>::find_event() const
{
    const IF* iface = dynamic_cast<const IF*>( port().get_interface() );
    if( iface == 0 ) {
        report_error( sc_core::SC_ID_FIND_EVENT_, "port is not bound" );
    }
    return (const_cast<IF*>( iface )->*m_event_method) ( 0 );
}
#endif

} // namespace tlm

#endif

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