stackwalker_address_list.h

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// Copyright (c) 2013 Google Inc.

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// stackwalker_address_list.h: a pseudo stackwalker.

//

// Doesn't actually walk a stack, rather initializes a CallStack given an

// explicit list of already walked return addresses.

//

// Author: Chris Hamilton <chrisha@chromium.org>

#ifndef PROCESSOR_STACKWALKER_ADDRESS_LIST_H_

#define PROCESSOR_STACKWALKER_ADDRESS_LIST_H_

#include "common/basictypes.h"

#include "google_breakpad/common/breakpad_types.h"

#include "google_breakpad/processor/stackwalker.h"

namespace google_breakpad {

class CodeModules;

class StackwalkerAddressList : public Stackwalker {

 public:

  // Initializes this stack walker with an explicit set of frame addresses.

  // |modules| and |frame_symbolizer| are passed directly through to the base

  // Stackwalker constructor.

  StackwalkerAddressList(const uint64_t* frames,

                         size_t frame_count,

                         const CodeModules* modules,

                         StackFrameSymbolizer* frame_symbolizer);

 private:

  // Implementation of Stackwalker.

  virtual StackFrame* GetContextFrame();

  virtual StackFrame* GetCallerFrame(const CallStack* stack,

                                     bool stack_scan_allowed);

  const uint64_t* frames_;

  size_t frame_count_;

  DISALLOW_COPY_AND_ASSIGN(StackwalkerAddressList);

};

}  // namespace google_breakpad

#endif  // PROCESSOR_STACKWALKER_ADDRESS_LIST_H_