/*
 * Copyright 2003-2006, Waldemar Kornewald <wkornew@gmx.net>
 * Distributed under the terms of the MIT License.
 */

#ifndef PPPoE_DEVICE__H
#define PPPoE_DEVICE__H

#include "PPPoE.h"

#include <KPPPDevice.h>

#include <net/if_types.h>
#include <net_stack.h>


enum pppoe_state {
        INITIAL,
                // the same as IsDown() == true
        PADI_SENT,
        PADR_SENT,
        OPENED
                // the same as IsUp() == true
};


class PPPoEDevice : public KPPPDevice {
        public:
                PPPoEDevice(KPPPInterface& interface, driver_parameter *settings);
                
                net_device *EthernetIfnet() const
                        { return fEthernetIfnet; }
                
                const uint8 *Peer() const
                        { return fPeer; }
                uint16 SessionID() const
                        { return fSessionID; }
                uint32 HostUniq() const
                        { return fHostUniq; }
                
                const char *ACName() const
                        { return fACName; }
                const char *ServiceName() const
                        { return fServiceName; }
                
                virtual status_t InitCheck() const;
                
                virtual bool Up();
                virtual bool Down();
                
                virtual uint32 InputTransferRate() const;
                virtual uint32 OutputTransferRate() const;
                
                virtual uint32 CountOutputBytes() const;
                
                virtual status_t Send(net_buffer *packet, uint16 protocolNumber = 0);
                virtual status_t Receive(net_buffer *packet, uint16 protocolNumber = 0);
                
                virtual void Pulse();

        private:
                net_device *fEthernetIfnet;
                uint8 fPeer[6];
                uint8 fEtherAddr[6];
                uint16 fSessionID;
                uint32 fHostUniq;
                const char *fACName, *fServiceName;
                const char *finterfaceName;
                
                uint32 fAttempts;
                bigtime_t fNextTimeout;
                pppoe_state fState;
};


#endif