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/*
* Copyright (C) 2018, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "aidl_language.h"
#include "aidl_to_cpp_common.h"
namespace android {
namespace aidl {
namespace ndk {
enum class StorageMode {
STACK,
ARGUMENT, // Value for primitives, const& for larger types
OUT_ARGUMENT, // Pointer to raw type
};
std::string NdkHeaderFile(const AidlDefinedType& defined_type, cpp::ClassNames name,
bool use_os_sep = true);
std::string ConstantValueDecorator(const AidlTypeSpecifier& type, const std::string& raw_value);
// Returns ::aidl::some_package::some_sub_package::foo::IFoo/BpFoo/BnFoo
std::string NdkFullClassName(const AidlDefinedType& type, cpp::ClassNames name);
// Returns the corresponding Ndk type name for an AIDL type spec including
// array modifiers.
std::string NdkNameOf(const AidlTypenames& types, const AidlTypeSpecifier& aidl, StorageMode mode);
// Return the alignment of known types and enum backing types.
// If the alignment is unknown, or it is a FizedSize parcelable with its
// own guaranteed alignment(so it does not need to be specified), 0 will be
// returned.
size_t NdkAlignmentOf(const AidlTypenames& types, const AidlTypeSpecifier& aidl);
struct CodeGeneratorContext {
CodeWriter& writer;
const AidlTypenames& types;
const AidlTypeSpecifier& type;
const string parcel;
const string var;
};
void WriteToParcelFor(const CodeGeneratorContext& c);
void ReadFromParcelFor(const CodeGeneratorContext& c);
// Returns argument list of a method where each arg is formatted by the fomatter
std::string NdkArgList(
const AidlTypenames& types, const AidlMethod& method,
std::function<std::string(const std::string& type, const std::string& name, bool isOut)>
formatter);
inline std::string FormatArgForDecl(const std::string& type, const std::string& name,
bool /*isOut*/) {
return type + " " + name;
}
inline std::string FormatArgNameUnused(const std::string& type, const std::string& name,
bool /*isOut*/) {
return type + " /*" + name + "*/";
}
inline std::string FormatArgForCall(const std::string& /*type*/, const std::string& name,
bool isOut) {
std::string reference_prefix = isOut ? "&" : "";
return reference_prefix + name;
}
inline std::string FormatArgNameOnly(const std::string& /*type*/, const std::string& name,
bool /*isOut*/) {
return name;
}
// -> 'status (class::)name(type name, ...)' for a method
std::string NdkMethodDecl(const AidlTypenames& types, const AidlMethod& method,
const std::string& clazz = "");
} // namespace ndk
} // namespace aidl
} // namespace android