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84ac6a454f
Also trap the invalid object index inserted for transferred values in deserialization. In the future we should avoid inserting that placeholder value in the data stream at all.
56 lines
1.9 KiB
C++
56 lines
1.9 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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Vector<JS::Handle<JS::Object>> 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, Vector<JS::Handle<JS::Object>> const& 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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