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// Copyright (c) 2006, Google Inc.
// 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 Google Inc. 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.
// process_state.h: A snapshot of a process, in a fully-digested state.
//
// Author: Mark Mentovai
#ifndef GOOGLE_AIRBAG_PROCESSOR_PROCESS_STATE_H__
#define GOOGLE_AIRBAG_PROCESSOR_PROCESS_STATE_H__
#include <string>
#include <vector>
#include "google_airbag/processor/system_info.h"
namespace google_airbag {
using std::string;
using std::vector;
class CallStack;
class CodeModules;
class ProcessState {
public:
ProcessState() : modules_(NULL) { Clear(); }
~ProcessState();
// Resets the ProcessState to its default values
void Clear();
// Accessors. See the data declarations below.
u_int32_t time_date_stamp() const { return time_date_stamp_; }
bool crashed() const { return crashed_; }
string crash_reason() const { return crash_reason_; }
u_int64_t crash_address() const { return crash_address_; }
int requesting_thread() const { return requesting_thread_; }
const vector<CallStack*>* threads() const { return &threads_; }
const SystemInfo* system_info() const { return &system_info_; }
const CodeModules* modules() const { return modules_; }
private:
// MinidumpProcessor is responsible for building ProcessState objects.
friend class MinidumpProcessor;
// The time-date stamp of the minidump (time_t format)
u_int32_t time_date_stamp_;
// True if the process crashed, false if the dump was produced outside
// of an exception handler.
bool crashed_;
// If the process crashed, the type of crash. OS- and possibly CPU-
// specific. For example, "EXCEPTION_ACCESS_VIOLATION" (Windows),
// "EXC_BAD_ACCESS / KERN_INVALID_ADDRESS" (Mac OS X), "SIGSEGV"
// (other Unix).
string crash_reason_;
// If the process crashed, and if crash_reason implicates memory,
// the memory address that caused the crash. For data access errors,
// this will be the data address that caused the fault. For code errors,
// this will be the address of the instruction that caused the fault.
u_int64_t crash_address_;
// The index of the thread that requested a dump be written in the
// threads vector. If a dump was produced as a result of a crash, this
// will point to the thread that crashed. If the dump was produced as
// by user code without crashing, and the dump contains extended Airbag
// information, this will point to the thread that requested the dump.
// If the dump was not produced as a result of an exception and no
// extended Airbag information is present, this field will be set to -1,
// indicating that the dump thread is not available.
int requesting_thread_;
// Stacks for each thread (except possibly the exception handler
// thread) at the time of the crash.
vector<CallStack*> threads_;
// OS and CPU information.
SystemInfo system_info_;
// The modules that were loaded into the process represented by the
// ProcessState.
const CodeModules *modules_;
};
} // namespace google_airbag
#endif // GOOGLE_AIRBAG_PROCESSOR_PROCESS_STATE_H__
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