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Diffstat (limited to 'dev/ethertap.hh')
-rw-r--r-- | dev/ethertap.hh | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/dev/ethertap.hh b/dev/ethertap.hh deleted file mode 100644 index 40ce6af0b..000000000 --- a/dev/ethertap.hh +++ /dev/null @@ -1,107 +0,0 @@ -/* - * Copyright (c) 2003-2005 The Regents of The University of Michigan - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * 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 - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* @file - * Interface to connect a simulated ethernet device to the real world - */ - -#ifndef __ETHERTAP_HH__ -#define __ETHERTAP_HH__ - -#include <queue> -#include <string> - -#include "dev/etherint.hh" -#include "dev/etherpkt.hh" -#include "sim/eventq.hh" -#include "base/pollevent.hh" -#include "sim/sim_object.hh" - -class TapEvent; -class TapListener; - -/* - * Interface to connect a simulated ethernet device to the real world - */ -class EtherTap : public EtherInt -{ - protected: - friend class TapEvent; - TapEvent *event; - - protected: - friend class TapListener; - TapListener *listener; - int socket; - char *buffer; - int buflen; - int32_t buffer_offset; - int32_t data_len; - - EtherDump *dump; - - void attach(int fd); - void detach(); - - protected: - std::string device; - std::queue<EthPacketPtr> packetBuffer; - - void process(int revent); - void enqueue(EthPacketData *packet); - void retransmit(); - - /* - */ - class TxEvent : public Event - { - protected: - EtherTap *tap; - - public: - TxEvent(EtherTap *_tap) - : Event(&mainEventQueue), tap(_tap) {} - void process() { tap->retransmit(); } - virtual const char *description() { return "retransmit event"; } - }; - - friend class TxEvent; - TxEvent txEvent; - - public: - EtherTap(const std::string &name, EtherDump *dump, int port, int bufsz); - virtual ~EtherTap(); - - virtual bool recvPacket(EthPacketPtr packet); - virtual void sendDone(); - - virtual void serialize(std::ostream &os); - virtual void unserialize(Checkpoint *cp, const std::string §ion); -}; - -#endif // __ETHERTAP_HH__ |