/* * See the dyninst/COPYRIGHT file for copyright information. * * We provide the Paradyn Tools (below described as "Paradyn") * on an AS IS basis, and do not warrant its validity or performance. * We reserve the right to update, modify, or discontinue this * software at any time. We shall have no obligation to supply such * updates or modifications or any other form of support to you. * * By your use of Paradyn, you understand and agree that we (or any * other person or entity with proprietary rights in Paradyn) are * under no obligation to provide either maintenance services, * update services, notices of latent defects, or correction of * defects for Paradyn. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef WALKER_H_ #define WALKER_H_ #include "basetypes.h" #include "PCProcess.h" #include #include #include #include #include #include "dyninstversion.h" #define SW_MAJOR DYNINST_MAJOR_VERSION #define SW_MINOR DYNINST_MINOR_VERSION #define SW_BETA DYNINST_PATCH_VERSION #define SW_VERSION_9_1_0 #define SW_VERSION_9_0_0 #define SW_VERSION_8_2_0 #define SW_VERSION_8_1_2 #define SW_VERSION_8_1_1 #define SW_VERSION_8_1_0 #define SW_VERSION_8_0_0 #define SW_VERSION_2_1_1 #define SW_VERSION_2_1_0 namespace Dyninst { class SymbolReaderFactory; namespace Stackwalker { class ProcessState; class ProcDebug; class SymbolLookup; class Frame; class FrameStepper; class StepperGroup; class CallTree; class int_walkerSet; class SW_EXPORT Walker { private: //Object creation functions Walker(ProcessState *p, StepperGroup *grp, SymbolLookup *sym, bool default_steppers, std::string exec_name); SymbolLookup *createDefaultSymLookup(std::string exec_name); StepperGroup *createDefaultStepperGroup(); static ProcessState *createDefaultProcess(std::string exec_name = std::string("")); static ProcessState *createDefaultProcess(Dyninst::PID pid, std::string exe); static ProcessState *createDefaultProcess(Dyninst::ProcControlAPI::Process::ptr proc); static bool createDefaultProcess(const std::vector &pids, std::vector &pds); static ProcessState *createDefaultProcess(std::string exec_name, const std::vector &argv); bool createDefaultSteppers(); Dyninst::THR_ID getActualThread(Dyninst::THR_ID tid, bool &error); bool checkValidFrame(const Frame &in, const Frame &out); bool callPreStackwalk(THR_ID tid = NULL_THR_ID); bool callPostStackwalk(THR_ID tid = NULL_THR_ID); public: static void version(int& major, int& minor, int& maintenance); //Create an object that operates on the current process static Walker *newWalker(std::string exec_name = std::string("")); //Create an object that operates on the specified process static Walker *newWalker(Dyninst::PID pid, std::string executable); static Walker *newWalker(Dyninst::PID pid); static Walker *newWalker(Dyninst::ProcControlAPI::Process::ptr proc); static bool newWalker(const std::vector &pids, std::vector &walkers_out, std::string executable); static bool newWalker(const std::vector &pids, std::vector &walkers_out); //Create an object that creates the specified process static Walker *newWalker(std::string exec_name, const std::vector &argv); //Create an object with custom backend classes static Walker *newWalker(ProcessState *proc, StepperGroup *grp = NULL, SymbolLookup *lookup = NULL, bool default_steppers = true); //Get the default symbol reader static SymbolReaderFactory *getSymbolReader(); //Set the default symbol reader static void setSymbolReader(SymbolReaderFactory *srf); //Collect a stackwalk bool walkStack(std::vector &stackwalk, Dyninst::THR_ID thread = NULL_THR_ID); //Collect a stackwalk starting at a certain frame bool walkStackFromFrame(std::vector &stackwalk, const Frame &frame); //Walk a single frame bool walkSingleFrame(const Frame &in, Frame &out); //Return the intitial frame in a stackwalk. bool getInitialFrame(Frame &frame, Dyninst::THR_ID thread = NULL_THR_ID); //Return a list of threads available for stackwalking. bool getAvailableThreads(std::vector &threads) const; //Return the ProcessState object ProcessState *getProcessState() const; //Return the symbolLookup object SymbolLookup *getSymbolLookup() const; //Return stepper group StepperGroup *getStepperGroup() const; //Add frame steppers to the group bool addStepper(FrameStepper *stepper); virtual ~Walker(); private: ProcessState *proc; SymbolLookup *lookup; bool creation_error; StepperGroup *group; unsigned call_count; static SymbolReaderFactory *symrfact; }; class SW_EXPORT WalkerSet { private: int_walkerSet *iwalkerset; WalkerSet(); public: //Create an object that operates on the specified process static WalkerSet *newWalkerSet(); ~WalkerSet(); typedef std::set::iterator iterator; typedef std::set::const_iterator const_iterator; iterator begin(); iterator end(); iterator find(Walker *); const_iterator begin() const; const_iterator end() const; const_iterator find(Walker *) const; std::pair insert(Walker *walker); void erase(iterator i); bool empty() const; size_t size() const; bool walkStacks(CallTree &tree, bool walk_initial_only = false) const; }; } } #endif