// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_BASE_PAGE_ALLOCATOR_H_
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#define V8_BASE_PAGE_ALLOCATOR_H_
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#include "include/v8-platform.h"
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#include "src/base/base-export.h"
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#include "src/base/compiler-specific.h"
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namespace v8 {
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namespace base {
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class V8_BASE_EXPORT PageAllocator
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: public NON_EXPORTED_BASE(::v8::PageAllocator) {
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public:
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virtual ~PageAllocator() = default;
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size_t AllocatePageSize() override;
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size_t CommitPageSize() override;
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void SetRandomMmapSeed(int64_t seed) override;
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void* GetRandomMmapAddr() override;
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void* AllocatePages(void* address, size_t size, size_t alignment,
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PageAllocator::Permission access) override;
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bool FreePages(void* address, size_t size) override;
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bool ReleasePages(void* address, size_t size, size_t new_size) override;
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bool SetPermissions(void* address, size_t size,
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PageAllocator::Permission access) override;
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};
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} // namespace base
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} // namespace v8
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#endif // V8_BASE_PAGE_ALLOCATOR_H_
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