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44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
/*
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* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
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* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
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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 <AK/Optional.h>
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#include <LibJS/Forward.h>
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#include <LibJS/Heap/GCPtr.h>
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#include <LibJS/Runtime/ArrayBuffer.h>
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#include <LibWasm/AbstractMachine/AbstractMachine.h>
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#include <LibWeb/Bindings/ExceptionOrUtils.h>
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#include <LibWeb/Bindings/PlatformObject.h>
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namespace Web::WebAssembly {
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struct MemoryDescriptor {
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u32 initial { 0 };
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Optional<u32> maximum;
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};
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class Memory : public Bindings::PlatformObject {
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WEB_PLATFORM_OBJECT(Memory, Bindings::PlatformObject);
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public:
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static WebIDL::ExceptionOr<JS::NonnullGCPtr<Memory>> construct_impl(JS::Realm&, MemoryDescriptor& descriptor);
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WebIDL::ExceptionOr<u32> grow(u32 delta);
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WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> buffer() const;
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Wasm::MemoryAddress address() const { return m_address; }
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private:
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Memory(JS::Realm&, Wasm::MemoryAddress);
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virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
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Wasm::MemoryAddress m_address;
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};
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}
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