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28  
29  // stackwalker_address_list.h: a pseudo stackwalker.
30  //
31  // Doesn't actually walk a stack, rather initializes a CallStack given an
32  // explicit list of already walked return addresses.
33  //
34  // Author: Chris Hamilton <chrisha@chromium.org>
35  
36  #ifndef PROCESSOR_STACKWALKER_ADDRESS_LIST_H_
37  #define PROCESSOR_STACKWALKER_ADDRESS_LIST_H_
38  
39  #include "google_breakpad/common/breakpad_types.h"
40  #include "google_breakpad/processor/stackwalker.h"
41  
42  namespace google_breakpad {
43  
44  class CodeModules;
45  
46  class StackwalkerAddressList : public Stackwalker {
47   public:
48    // Initializes this stack walker with an explicit set of frame addresses.
49    // |modules| and |frame_symbolizer| are passed directly through to the base
50    // Stackwalker constructor.
51    StackwalkerAddressList(const uint64_t* frames,
52                           size_t frame_count,
53                           const CodeModules* modules,
54                           StackFrameSymbolizer* frame_symbolizer);
55    StackwalkerAddressList(const StackwalkerAddressList&) = delete;
56    void operator=(const StackwalkerAddressList&) = delete;
57  
58   private:
59    // Implementation of Stackwalker.
60    virtual StackFrame* GetContextFrame();
61    virtual StackFrame* GetCallerFrame(const CallStack* stack,
62                                       bool stack_scan_allowed);
63  
64    const uint64_t* frames_;
65    size_t frame_count_;
66  };
67  
68  }  // namespace google_breakpad
69  
70  #endif  // PROCESSOR_STACKWALKER_ADDRESS_LIST_H_