StackFrameList.h revision abe0fed36d83e1c37af9dae90c2d25db742b4515 
1//===-- StackFrameList.h ----------------------------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef liblldb_StackFrameList_h_
11#define liblldb_StackFrameList_h_
12
13// C Includes
14// C++ Includes
15#include <vector>
16
17// Other libraries and framework includes
18// Project includes
19#include "lldb/Host/Mutex.h"
20#include "lldb/Target/StackFrame.h"
21
22namespace lldb_private {
23
24class StackFrameList
25{
26public:
27    //------------------------------------------------------------------
28    // Constructors and Destructors
29    //------------------------------------------------------------------
30    StackFrameList (Thread &thread,
31                    const lldb::StackFrameListSP &prev_frames_sp,
32                    bool show_inline_frames);
33
34    ~StackFrameList();
35
36    uint32_t
37    GetNumFrames (bool can_create = true);
38
39    lldb::StackFrameSP
40    GetFrameAtIndex (uint32_t idx);
41
42    lldb::StackFrameSP
43    GetFrameWithConcreteFrameIndex (uint32_t unwind_idx);
44
45    lldb::StackFrameSP
46    GetFrameWithStackID (StackID &stack_id);
47
48    // Mark a stack frame as the current frame
49    uint32_t
50    SetSelectedFrame (lldb_private::StackFrame *frame);
51
52    uint32_t
53    GetSelectedFrameIndex () const;
54
55    // Mark a stack frame as the current frame using the frame index
56    void
57    SetSelectedFrameByIndex (uint32_t idx);
58
59    void
60    Clear ();
61
62    void
63    InvalidateFrames (uint32_t start_idx);
64
65    void
66    Dump (Stream *s);
67
68    lldb::StackFrameSP
69    GetStackFrameSPForStackFramePtr (StackFrame *stack_frame_ptr);
70
71    size_t
72    GetStatus (Stream &strm,
73               uint32_t first_frame,
74               uint32_t num_frames,
75               bool show_frame_info,
76               uint32_t num_frames_with_source,
77               uint32_t source_lines_before,
78               uint32_t source_lines_after);
79
80protected:
81
82    friend class Thread;
83
84    bool
85    SetFrameAtIndex (uint32_t idx, lldb::StackFrameSP &frame_sp);
86
87    static void
88    Merge (std::auto_ptr<StackFrameList>& curr_ap,
89           lldb::StackFrameListSP& prev_sp);
90
91    //------------------------------------------------------------------
92    // Classes that inherit from StackFrameList can see and modify these
93    //------------------------------------------------------------------
94    typedef std::vector<lldb::StackFrameSP> collection;
95    typedef collection::iterator iterator;
96    typedef collection::const_iterator const_iterator;
97
98    Thread &m_thread;
99    lldb::StackFrameListSP m_prev_frames_sp;
100    mutable Mutex m_mutex;
101    collection m_frames;
102    uint32_t m_selected_frame_idx;
103    bool m_show_inlined_frames;
104
105private:
106    //------------------------------------------------------------------
107    // For StackFrameList only
108    //------------------------------------------------------------------
109    DISALLOW_COPY_AND_ASSIGN (StackFrameList);
110};
111
112} // namespace lldb_private
113
114#endif  // liblldb_StackFrameList_h_
115