sc_signal_inout_if.hh

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/*
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 * 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;
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 * neither the name of the copyright holders nor the names of its
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 * this software without specific prior written permission.
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#ifndef __SYSTEMC_EXT_CHANNEL_SC_SIGNAL_INOUT_IF_HH__
#define __SYSTEMC_EXT_CHANNEL_SC_SIGNAL_INOUT_IF_HH__
 
#include "../core/sc_interface.hh"
#include "sc_signal_in_if.hh"
 
namespace sc_core
{
 
enum sc_writer_policy
{
    SC_ONE_WRITER,
    SC_MANY_WRITERS
};
 
template <class T>
class sc_signal_write_if : virtual public sc_interface
{
  public:
    virtual sc_writer_policy
    get_writer_policy() const
    {
        return SC_ONE_WRITER;
    }
    virtual void write(const T &) = 0;
 
  protected:
    sc_signal_write_if() : sc_interface() {}
 
  private:
    // Disabled
    sc_signal_write_if(const sc_signal_write_if<T> &) : sc_interface() {}
    sc_signal_write_if<T> &
    operator = (const sc_signal_write_if<T> &)
    {
        return *this;
    }
};
 
template <class T>
class sc_signal_inout_if : public sc_signal_in_if<T>,
                           public sc_signal_write_if<T>
{
  protected:
    sc_signal_inout_if() : sc_signal_in_if<T>(), sc_signal_write_if<T>() {}
 
  private:
    // Disabled
    sc_signal_inout_if(const sc_signal_inout_if<T> &) :
        sc_signal_in_if<T>(), sc_signal_write_if<T>()
    {}
    sc_signal_inout_if<T> &
    operator = (const sc_signal_inout_if<T> &)
    {
        return *this;
    }
};
 
// Deprecated.
template <class T>
using sc_signal_out_if = sc_signal_inout_if<T>;
 
} // namespace sc_core
 
#endif  //__SYSTEMC_EXT_CHANNEL_SC_SIGNAL_INOUT_IF_HH__