llvm/compiler-rt/lib/sanitizer_common/sanitizer_stacktrace_libcdep.cpp

//===-- sanitizer_stacktrace_libcdep.cpp ----------------------------------===//
//
// 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.
//===----------------------------------------------------------------------===//

#include "sanitizer_common.h"
#include "sanitizer_placement_new.h"
#include "sanitizer_stacktrace.h"
#include "sanitizer_stacktrace_printer.h"
#include "sanitizer_symbolizer.h"

namespace __sanitizer {

namespace {

class StackTraceTextPrinter { … };

static void CopyStringToBuffer(const InternalScopedString &str, char *out_buf,
                               uptr out_buf_size) { … }

}  // namespace

void StackTrace::PrintTo(InternalScopedString *output) const { … }

uptr StackTrace::PrintTo(char *out_buf, uptr out_buf_size) const { … }

void StackTrace::Print() const { … }

void BufferedStackTrace::Unwind(u32 max_depth, uptr pc, uptr bp, void *context,
                                uptr stack_top, uptr stack_bottom,
                                bool request_fast_unwind) { … }

int GetModuleAndOffsetForPc(uptr pc, char *module_name, uptr module_name_len,
                            uptr *pc_offset) { … }

}  // namespace __sanitizer
usingnamespace__sanitizer;

extern "C" {
SANITIZER_INTERFACE_ATTRIBUTE
void __sanitizer_symbolize_pc(uptr pc, const char *fmt, char *out_buf,
                              uptr out_buf_size) { … }

SANITIZER_INTERFACE_ATTRIBUTE
void __sanitizer_symbolize_global(uptr data_addr, const char *fmt,
                                  char *out_buf, uptr out_buf_size) { … }

SANITIZER_INTERFACE_ATTRIBUTE
int __sanitizer_get_module_and_offset_for_pc(void *pc, char *module_name,
                                             uptr module_name_len,
                                             void **pc_offset) { … }
}  // extern "C"