llvm/compiler-rt/lib/asan/asan_debugging.cpp

//===-- asan_debugging.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 a part of AddressSanitizer, an address sanity checker.
//
// This file contains various functions that are generally useful to call when
// using a debugger (LLDB, GDB).
//===----------------------------------------------------------------------===//

#include "asan_allocator.h"
#include "asan_descriptions.h"
#include "asan_flags.h"
#include "asan_internal.h"
#include "asan_mapping.h"
#include "asan_report.h"
#include "asan_thread.h"
#include "sanitizer_common/sanitizer_stackdepot.h"

namespace {
usingnamespace__asan;

static void FindInfoForStackVar(uptr addr, const char *frame_descr, uptr offset,
                                char *name, uptr name_size,
                                uptr *region_address, uptr *region_size) { … }

uptr AsanGetStack(uptr addr, uptr *trace, u32 size, u32 *thread_id,
                         bool alloc_stack) { … }

}  // namespace

SANITIZER_INTERFACE_ATTRIBUTE
const char *__asan_locate_address(uptr addr, char *name, uptr name_size,
                                  uptr *region_address_ptr,
                                  uptr *region_size_ptr) { … }

SANITIZER_INTERFACE_ATTRIBUTE
uptr __asan_get_alloc_stack(uptr addr, uptr *trace, uptr size, u32 *thread_id) { … }

SANITIZER_INTERFACE_ATTRIBUTE
uptr __asan_get_free_stack(uptr addr, uptr *trace, uptr size, u32 *thread_id) { … }

SANITIZER_INTERFACE_ATTRIBUTE
void __asan_get_shadow_mapping(uptr *shadow_scale, uptr *shadow_offset) { … }