1//===-- sanitizer_symbolizer_libbacktrace.h ---------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file is shared between AddressSanitizer and ThreadSanitizer
10// run-time libraries.
11// Header for libbacktrace symbolizer.
12//===----------------------------------------------------------------------===//
13#ifndef SANITIZER_SYMBOLIZER_LIBBACKTRACE_H
14#define SANITIZER_SYMBOLIZER_LIBBACKTRACE_H
15
16#include "sanitizer_platform.h"
17#include "sanitizer_common.h"
18#include "sanitizer_allocator_internal.h"
19#include "sanitizer_symbolizer_internal.h"
20
21#ifndef SANITIZER_LIBBACKTRACE
22# define SANITIZER_LIBBACKTRACE 0
23#endif
24
25#ifndef SANITIZER_CP_DEMANGLE
26# define SANITIZER_CP_DEMANGLE 0
27#endif
28
29namespace __sanitizer {
30
31class LibbacktraceSymbolizer final : public SymbolizerTool {
32 public:
33 static LibbacktraceSymbolizer *get(LowLevelAllocator *alloc);
34
35 bool SymbolizePC(uptr addr, SymbolizedStack *stack) override;
36
37 bool SymbolizeData(uptr addr, DataInfo *info) override;
38
39 // May return NULL if demangling failed.
40 const char *Demangle(const char *name) override;
41
42 private:
43 explicit LibbacktraceSymbolizer(void *state) : state_(state) {}
44
45 void *state_; // Leaked.
46};
47
48} // namespace __sanitizer
49#endif // SANITIZER_SYMBOLIZER_LIBBACKTRACE_H
50