source: source/ariba/communication/networkinfo/NetworkChangeInterface.h @ 3690

// [License]
// The Ariba-Underlay Copyright
//
// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
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// UniversitÀt Karlsruhe (TH)
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// [License]

#ifndef __NETWORK_CHANGE_INTERFACE_H
#define __NETWORK_CHANGE_INTERFACE_H

#include <string>
#include <iostream>
#include "ariba/communication/networkinfo/NetworkInterface.h"

using std::string;
using std::ostream;
using ariba::communication::NetworkInterface;

namespace ariba {
namespace communication {

class NetworkChangeInterface {
protected:

        typedef enum _EventType {
                EventTypeInvalid,               // INVALID
                EventTypeInterfaceUp,           // network interface came up
                EventTypeInterfaceDown,         // network interface went down
                EventTypeAddressNew,            // new network address configured
                EventTypeAddressDelete,         // network address deleted
        } EventType;

        static string eventString(EventType ev){
                switch( ev ){
                        case EventTypeInvalid:          return "invalid type";
                        case EventTypeInterfaceUp:      return "interface up";
                        case EventTypeInterfaceDown:    return "interface down";
                        case EventTypeAddressNew:       return "new address";
                        case EventTypeAddressDelete:    return "deleted address";
                        default:                        return "unknown event";
                }
        }

        typedef struct _NetworkChangeInfo {
                EventType type;
                NetworkInterface interface;

                _NetworkChangeInfo(){
                        type = EventTypeInvalid;
                        interface = NetworkInterface::UNDEFINED;
                }
        } NetworkChangeInfo;

        virtual void onNetworkChange(const NetworkChangeInfo& info) = 0;

        friend class NetworkChangeDetection;
        friend ostream& operator<<(ostream& o, const NetworkChangeInterface::NetworkChangeInfo& info);
};

inline ostream& operator<<( ostream& o, const NetworkChangeInterface::NetworkChangeInfo& info ){
        return (o <<    "interface: " << info.interface.name <<
                        ", interface index: " << info.interface.index<<
                        ", type: " << NetworkChangeInterface::eventString(info.type)
        );
}

}} // namespace ariba, communication

#endif // __NETWORK_CHANGE_INTERFACE_H