sc_semaphore_if.hh

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/*
 * Copyright 2018 Google, Inc.
 *
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 * modification, are permitted provided that the following conditions are
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 * 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 the copyright holders 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
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 * Authors: Gabe Black
 */

#ifndef __SYSTEMC_EXT_CHANNEL_SC_SEMAPHORE_IF_HH__
#define __SYSTEMC_EXT_CHANNEL_SC_SEMAPHORE_IF_HH__

#include "../core/sc_interface.hh"

namespace sc_core
{

class sc_semaphore_if : virtual public sc_interface
{
  public:
    virtual int wait() = 0;
    virtual int trywait() = 0;
    virtual int post() = 0;
    virtual int get_value() const = 0;

  protected:
    sc_semaphore_if() : sc_interface() {}

  private:
    // Disabled
    sc_semaphore_if(const sc_semaphore_if &) : sc_interface() {}
    sc_semaphore_if &operator = (const sc_semaphore_if &) { return *this; }
};

} // namespace sc_core

#endif  //__SYSTEMC_EXT_CHANNEL_SC_SEMAPHORE_IF_HH__