bab9e75a96
This first cut at these APIs only works for platform objects that implement the Transferable interface from Bindings.
56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
/*
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* Copyright (c) 2022, Daniel Ehrenberg <dan@littledan.dev>
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* Copyright (c) 2022, Andrew Kaster <akaster@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/Result.h>
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#include <AK/Types.h>
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#include <AK/Vector.h>
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#include <LibIPC/Forward.h>
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#include <LibJS/Forward.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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// Structured serialize is an entirely different format from IPC because:
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// - It contains representation of type information
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// - It may contain circularities
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// - It is restricted to JS values
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namespace Web::HTML {
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using SerializationRecord = Vector<u32>;
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using SerializationMemory = HashMap<JS::Handle<JS::Value>, u32>;
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using DeserializationMemory = JS::MarkedVector<JS::Value>;
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struct TransferDataHolder {
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Vector<u8> data;
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Vector<IPC::File> fds;
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};
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struct SerializedTransferRecord {
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SerializationRecord serialized;
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Vector<TransferDataHolder> transfer_data_holders;
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};
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struct DeserializedTransferRecord {
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JS::Value deserialized;
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JS::MarkedVector<JS::Value> transferred_values;
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};
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enum class TransferType : u8 {
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MessagePort,
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};
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WebIDL::ExceptionOr<SerializationRecord> structured_serialize(JS::VM& vm, JS::Value);
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WebIDL::ExceptionOr<SerializationRecord> structured_serialize_for_storage(JS::VM& vm, JS::Value);
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WebIDL::ExceptionOr<SerializationRecord> structured_serialize_internal(JS::VM& vm, JS::Value, bool for_storage, SerializationMemory&);
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WebIDL::ExceptionOr<JS::Value> structured_deserialize(JS::VM& vm, SerializationRecord const& serialized, JS::Realm& target_realm, Optional<DeserializationMemory>);
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WebIDL::ExceptionOr<SerializedTransferRecord> structured_serialize_with_transfer(JS::VM& vm, JS::Value value, JS::MarkedVector<JS::Value> transfer_list);
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WebIDL::ExceptionOr<DeserializedTransferRecord> structured_deserialize_with_transfer(JS::VM& vm, SerializedTransferRecord const&);
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}
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