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 29 namespace __sanitizer { 30 31 class LibbacktraceSymbolizer : 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