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// Copyright (c) 2010 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.
// exploitability_engine.h: Generic exploitability engine.
//
// The Exploitability class is an abstract base class providing common
// generic methods that apply to exploitability engines for specific platforms.
// Specific implementations will extend this class by providing run
// methods to fill in the exploitability_ enumeration of the ProcessState
// for a crash.
//
// Author: Cris Neckar
#ifndef GOOGLE_BREAKPAD_PROCESSOR_EXPLOITABILITY_H_
#define GOOGLE_BREAKPAD_PROCESSOR_EXPLOITABILITY_H_
#include "google_breakpad/common/breakpad_types.h"
#include "google_breakpad/processor/minidump.h"
#include "google_breakpad/processor/process_state.h"
namespace google_breakpad {
class Exploitability {
public:
virtual ~Exploitability() {}
static Exploitability *ExploitabilityForPlatform(Minidump *dump,
ProcessState *process_state);
// The boolean parameter signals whether the exploitability engine is
// enabled to call out to objdump for disassembly. This is disabled by
// default. It is used to check the identity of the instruction that
// caused the program to crash. This should not be enabled if there are
// portability concerns.
static Exploitability *ExploitabilityForPlatform(Minidump *dump,
ProcessState *process_state,
bool enable_objdump);
ExploitabilityRating CheckExploitability();
bool AddressIsAscii(uint64_t);
protected:
Exploitability(Minidump *dump,
ProcessState *process_state);
Minidump *dump_;
ProcessState *process_state_;
SystemInfo *system_info_;
private:
virtual ExploitabilityRating CheckPlatformExploitability() = 0;
};
} // namespace google_breakpad
#endif // GOOGLE_BREAKPAD_PROCESSOR_EXPLOITABILITY_H_
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