sc_semaphore.hh

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/*
 * Copyright 2018 Google, Inc.
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 * this software without specific prior written permission.
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#ifndef __SYSTEMC_EXT_CHANNEL_SC_SEMAPHORE_HH__
#define __SYSTEMC_EXT_CHANNEL_SC_SEMAPHORE_HH__

#include "../core/sc_event.hh"
#include "../core/sc_object.hh"
#include "sc_semaphore_if.hh"

namespace sc_core
{

class sc_semaphore : public sc_semaphore_if, public sc_object
{
  public:
    explicit sc_semaphore(int);
    sc_semaphore(const char *name, int);

    virtual int wait();
    virtual int trywait();
    virtual int post();
    virtual int get_value() const;

    virtual const char *kind() const { return "sc_semaphore"; }

  private:
    // Disabled
    sc_semaphore(const sc_semaphore &) :
            sc_interface(), sc_semaphore_if(), sc_object()
    {}

    sc_semaphore &operator = (const sc_semaphore &) { return *this; }

    int _value;
    sc_gem5::InternalScEvent posted;
};

} // namespace sc_core

#endif  //__SYSTEMC_EXT_CHANNEL_SC_SEMAPHORE_HH__