pktfifo.cc revision 1154
1/* 2 * Copyright (c) 2002-2004 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include "base/misc.hh" 30#include "dev/pktfifo.hh" 31 32using namespace std; 33 34void 35PacketFifo::serialize(const string &base, ostream &os) 36{ 37 paramOut(os, base + ".size", _size); 38 paramOut(os, base + ".maxsize", _maxsize); 39 paramOut(os, base + ".packets", fifo.size()); 40 41 int i = 0; 42 std::list<PacketPtr>::iterator p = fifo.begin(); 43 std::list<PacketPtr>::iterator end = fifo.end(); 44 while (p != end) { 45 (*p)->serialize(csprintf("%s.packet%d", base, i), os); 46 ++p; 47 ++i; 48 } 49} 50 51void 52PacketFifo::unserialize(const string &base, Checkpoint *cp, 53 const string §ion) 54{ 55 paramIn(cp, section, base + ".size", _size); 56 paramIn(cp, section, base + ".maxsize", _maxsize); 57 int fifosize; 58 paramIn(cp, section, base + ".packets", fifosize); 59 60 fifo.clear(); 61 fifo.resize(fifosize); 62 63 for (int i = 0; i < fifosize; ++i) { 64 PacketPtr p = new PacketData; 65 p->unserialize(csprintf("%s.packet%d", base, i), cp, section); 66 fifo.push_back(p); 67 } 68} 69