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https://github.com/RGBCube/serenity
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88d490566f
try_*() implies that it can fail (and they all return RefPtr with nullptr signalling failure.)
34 lines
1,002 B
C++
34 lines
1,002 B
C++
/*
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* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <Kernel/PhysicalAddress.h>
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#include <Kernel/VM/MemoryManager.h>
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#include <Kernel/VM/VMObject.h>
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namespace Kernel {
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class ContiguousVMObject final : public VMObject {
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public:
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virtual ~ContiguousVMObject() override;
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static RefPtr<ContiguousVMObject> try_create_with_size(size_t, size_t physical_alignment = PAGE_SIZE);
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private:
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explicit ContiguousVMObject(size_t, NonnullRefPtrVector<PhysicalPage>&);
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explicit ContiguousVMObject(const ContiguousVMObject&);
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virtual const char* class_name() const override { return "ContiguousVMObject"; }
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virtual RefPtr<VMObject> clone() override;
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ContiguousVMObject& operator=(const ContiguousVMObject&) = delete;
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ContiguousVMObject& operator=(ContiguousVMObject&&) = delete;
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ContiguousVMObject(ContiguousVMObject&&) = delete;
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virtual bool is_contiguous() const override { return true; }
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};
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}
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