llvm/compiler-rt/lib/hwasan/hwasan_allocator.h

//===-- hwasan_allocator.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 a part of HWAddressSanitizer.
//
//===----------------------------------------------------------------------===//

#ifndef HWASAN_ALLOCATOR_H
#define HWASAN_ALLOCATOR_H

#include "hwasan.h"
#include "hwasan_interface_internal.h"
#include "hwasan_mapping.h"
#include "hwasan_poisoning.h"
#include "lsan/lsan_common.h"
#include "sanitizer_common/sanitizer_allocator.h"
#include "sanitizer_common/sanitizer_allocator_checks.h"
#include "sanitizer_common/sanitizer_allocator_interface.h"
#include "sanitizer_common/sanitizer_allocator_report.h"
#include "sanitizer_common/sanitizer_common.h"
#include "sanitizer_common/sanitizer_ring_buffer.h"

#if !defined(__aarch64__) && !defined(__x86_64__) && !(SANITIZER_RISCV64)
#  error Unsupported platform
#endif

namespace __hwasan {

struct Metadata { … };
static_assert …;

struct HwasanMapUnmapCallback { … };

static const uptr kMaxAllowedMallocSize = …;  // 1T

struct AP64 { … };

PrimaryAllocator;
Allocator;
AllocatorCache;

void AllocatorThreadStart(AllocatorCache *cache);
void AllocatorThreadFinish(AllocatorCache *cache);

class HwasanChunkView { … };

HwasanChunkView FindHeapChunkByAddress(uptr address);

// Information about one (de)allocation that happened in the past.
// These are recorded in a thread-local ring buffer.
struct HeapAllocationRecord { … };

HeapAllocationsRingBuffer;

void GetAllocatorStats(AllocatorStatCounters s);

} // namespace __hwasan

#endif // HWASAN_ALLOCATOR_H