utils/NetworkState.hxx

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#ifndef _UTILS_NETWORKSTATE_HXX_
#define _UTILS_NETWORKSTATE_HXX_
 
#include <functional>
 
#include "executor/Notifiable.hxx"
 
class NetworkState
{
public:
    enum State
    {
        VALID    = 0, 
        INVALID  = 1, 
        UNKNOWN  = 3, 
    };
 
    virtual ~NetworkState()
    {
    }
 
    virtual void set_callback(std::function<void()> cb) = 0;
 
    virtual void toggle(Notifiable *done) = 0;
 
    virtual void set_state(bool state, Notifiable *done) = 0;
 
    virtual State get_state() = 0;
 
    virtual bool is_state_known() = 0;
 
    virtual void initiate_query(BarrierNotifiable *done) = 0;
 
    virtual void reset() = 0;
};
 
#endif // _UTILS_NETWORKSTATE_HXX_