13115SN/A/* 24125SN/A * Copyright (c) 2006-2007 The Regents of The University of Michigan 33115SN/A * All rights reserved. 43115SN/A * 53115SN/A * Redistribution and use in source and binary forms, with or without 63115SN/A * modification, are permitted provided that the following conditions are 73115SN/A * met: redistributions of source code must retain the above copyright 83115SN/A * notice, this list of conditions and the following disclaimer; 93115SN/A * redistributions in binary form must reproduce the above copyright 103115SN/A * notice, this list of conditions and the following disclaimer in the 113115SN/A * documentation and/or other materials provided with the distribution; 123115SN/A * neither the name of the copyright holders nor the names of its 133115SN/A * contributors may be used to endorse or promote products derived from 143115SN/A * this software without specific prior written permission. 153115SN/A * 163115SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 173115SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 183115SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 193115SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 203115SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 213115SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 223115SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 233115SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 243115SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 253115SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 263115SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 273115SN/A * 283115SN/A * Authors: Gabe Black 293115SN/A */ 303115SN/A 313115SN/A#ifndef TRACECHILD_HH 323115SN/A#define TRACECHILD_HH 333115SN/A 348113Sgblack@eecs.umich.edu#include "base/regstate.hh" 353115SN/A 363115SN/Aclass TraceChild : public RegState 373115SN/A{ 388108SN/A protected: 398108SN/A int pid; 408108SN/A uint64_t instructions; 418108SN/A bool tracing; 428108SN/A public: 438108SN/A TraceChild() : tracing(false), instructions(0) 448108SN/A {;} 458108SN/A virtual bool sendState(int socket) = 0; 468108SN/A virtual bool startTracing(const char * pathToFile, char * const argv[]); 478108SN/A virtual bool stopTracing(); 488108SN/A virtual bool step(); 498108SN/A virtual std::ostream & outputStartState(std::ostream & os) = 0; 508108SN/A bool 518108SN/A isTracing() 528108SN/A { 538108SN/A return tracing; 548108SN/A } 558108SN/A protected: 568108SN/A bool ptraceSingleStep(); 578108SN/A bool doWait(); 583115SN/A}; 593115SN/A 603115SN/ATraceChild * genTraceChild(); 613115SN/A 623115SN/A#endif 63