blob: 9b020197cbdc695262460eca054dfdff5424104e [file] [log] [blame]
/*
* Copyright (c) 2004-2005 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.
*
* Authors: Nathan Binkert
*/
#include "dev/net/etherpkt.hh"
#include <iostream>
#include "base/inet.hh"
#include "base/logging.hh"
#include "sim/serialize.hh"
using namespace std;
void
EthPacketData::serialize(const string &base, CheckpointOut &cp) const
{
paramOut(cp, base + ".simLength", simLength);
paramOut(cp, base + ".bufLength", bufLength);
paramOut(cp, base + ".length", length);
arrayParamOut(cp, base + ".data", data, length);
}
void
EthPacketData::unserialize(const string &base, CheckpointIn &cp)
{
paramIn(cp, base + ".length", length);
unsigned chkpt_buf_length;
if (optParamIn(cp, base + ".bufLength", chkpt_buf_length)) {
// If bufLength is in the checkpoint, make sure that the current buffer
// is unallocated or that the checkpoint requested size is smaller than
// the current buffer.
assert(!data || chkpt_buf_length <= bufLength);
bufLength = chkpt_buf_length;
} else {
// If bufLength is not in the checkpoint, try to use the existing
// buffer or use length to size the buffer
if (!data)
bufLength = length;
}
assert(length <= bufLength);
if (!data)
data = new uint8_t[bufLength];
arrayParamIn(cp, base + ".data", data, length);
if (!optParamIn(cp, base + ".simLength", simLength))
simLength = length;
}