chromium/v8/src/base/platform/memory-protection-key.h

// Copyright 2021 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef V8_BASE_PLATFORM_MEMORY_PROTECTION_KEY_H_
#define V8_BASE_PLATFORM_MEMORY_PROTECTION_KEY_H_

#include "src/base/build_config.h"

#if V8_HAS_PKU_JIT_WRITE_PROTECT

#include "include/v8-platform.h"
#include "src/base/address-region.h"

namespace v8 {
namespace base {

// ----------------------------------------------------------------------------
// MemoryProtectionKey
//
// This class has static methods for the different platform specific
// functions related to memory protection key support.

// TODO(sroettger): Consider adding this to {base::PageAllocator} (higher-level,
// exported API) once the API is more stable and we have converged on a better
// design (e.g., typed class wrapper around int memory protection key).
class V8_BASE_EXPORT MemoryProtectionKey { … };

}  // namespace base
}  // namespace v8

#endif  // V8_HAS_PKU_JIT_WRITE_PROTECT

#endif  // V8_BASE_PLATFORM_MEMORY_PROTECTION_KEY_H_