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78 lines
2.4 KiB
78 lines
2.4 KiB
/*
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* Copyright (C) 2020, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "aidl_language.h"
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#include "aidl_typenames.h"
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namespace android {
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namespace aidl {
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namespace rust {
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// This header provides functions that translate AIDL things to Rust things.
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enum class StorageMode {
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VALUE,
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DEFAULT_VALUE, // Value that implements Default::default()
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IN_ARGUMENT, // Value for primitives, & for larger types
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UNSIZED_ARGUMENT, // Unsized input argument, e.g., str/slice
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OUT_ARGUMENT, // Mutable reference to write-only raw type
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INOUT_ARGUMENT, // Mutable reference to inout argument
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PARCELABLE_FIELD, // Field in a parcelable
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};
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enum class ReferenceMode {
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VALUE,
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REF,
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MUT_REF,
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AS_REF,
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AS_DEREF,
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};
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inline bool IsReference(ReferenceMode ref_mode) {
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switch (ref_mode) {
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case ReferenceMode::REF:
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case ReferenceMode::MUT_REF:
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return true;
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default:
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return false;
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}
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}
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std::string ConstantValueDecorator(const AidlTypeSpecifier& type, const std::string& raw_value);
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std::string ConstantValueDecoratorRef(const AidlTypeSpecifier& type, const std::string& raw_value);
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// Returns the Rust type signature of the AIDL type spec
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// This includes generic type parameters with array modifiers.
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std::string RustNameOf(const AidlTypeSpecifier& aidl, const AidlTypenames& typenames,
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StorageMode mode);
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StorageMode ArgumentStorageMode(const AidlArgument& arg, const AidlTypenames& typenames);
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ReferenceMode ArgumentReferenceMode(const AidlArgument& arg, const AidlTypenames& typenames);
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std::string TakeReference(ReferenceMode ref_mode, const std::string& name);
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bool TypeIsInterface(const AidlTypeSpecifier& type, const AidlTypenames& typenames);
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bool TypeHasDefault(const AidlTypeSpecifier& type, const AidlTypenames& typenames);
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} // namespace rust
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} // namespace aidl
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} // namespace android
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