llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_libbac...

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//===-- sanitizer_symbolizer_libbacktrace.h ---------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is shared between AddressSanitizer and ThreadSanitizer
// run-time libraries.
// Header for libbacktrace symbolizer.
//===----------------------------------------------------------------------===//
#ifndef SANITIZER_SYMBOLIZER_LIBBACKTRACE_H
#define SANITIZER_SYMBOLIZER_LIBBACKTRACE_H
#include "sanitizer_platform.h"
#include "sanitizer_common.h"
#include "sanitizer_allocator_internal.h"
#include "sanitizer_symbolizer_internal.h"
#ifndef SANITIZER_LIBBACKTRACE
# define SANITIZER_LIBBACKTRACE 0
#endif
#ifndef SANITIZER_CP_DEMANGLE
# define SANITIZER_CP_DEMANGLE 0
#endif
namespace __sanitizer {
class LibbacktraceSymbolizer final : public SymbolizerTool {
public:
static LibbacktraceSymbolizer *get(LowLevelAllocator *alloc);
bool SymbolizePC(uptr addr, SymbolizedStack *stack) override;
bool SymbolizeData(uptr addr, DataInfo *info) override;
// May return NULL if demangling failed.
const char *Demangle(const char *name) override;
private:
explicit LibbacktraceSymbolizer(void *state) : state_(state) {}
void *state_; // Leaked.
};
} // namespace __sanitizer
#endif // SANITIZER_SYMBOLIZER_LIBBACKTRACE_H