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git-subtree-dir: src/ipc/libmultiprocess git-subtree-split: 35944ffd23fa26652b82210351d50e896ce16c8f
85 lines
3.2 KiB
C++
85 lines
3.2 KiB
C++
// Copyright (c) 2025 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef MP_PROXY_TYPE_STRUCT_H
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#define MP_PROXY_TYPE_STRUCT_H
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#include <mp/util.h>
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namespace mp {
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template <size_t index, typename LocalType, typename Value, typename Output>
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void BuildOne(TypeList<LocalType> param,
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InvokeContext& invoke_context,
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Output&& output,
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Value&& value,
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typename std::enable_if < index<ProxyType<LocalType>::fields>::type * enable = nullptr)
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{
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using Index = std::integral_constant<size_t, index>;
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using Struct = typename ProxyType<LocalType>::Struct;
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using Accessor = typename std::tuple_element<index, typename ProxyStruct<Struct>::Accessors>::type;
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auto&& field_output = Make<StructField, Accessor>(output);
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auto&& field_value = value.*ProxyType<LocalType>::get(Index());
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BuildField(TypeList<Decay<decltype(field_value)>>(), invoke_context, field_output, field_value);
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BuildOne<index + 1>(param, invoke_context, output, value);
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}
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template <size_t index, typename LocalType, typename Value, typename Output>
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void BuildOne(TypeList<LocalType> param,
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InvokeContext& invoke_context,
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Output&& output,
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Value&& value,
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typename std::enable_if<index == ProxyType<LocalType>::fields>::type* enable = nullptr)
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{
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}
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template <typename LocalType, typename Value, typename Output>
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void CustomBuildField(TypeList<LocalType> local_type,
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Priority<1>,
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InvokeContext& invoke_context,
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Value&& value,
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Output&& output,
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typename ProxyType<LocalType>::Struct* enable = nullptr)
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{
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BuildOne<0>(local_type, invoke_context, output.init(), value);
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}
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template <size_t index, typename LocalType, typename Input, typename Value>
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void ReadOne(TypeList<LocalType> param,
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InvokeContext& invoke_context,
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Input&& input,
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Value&& value,
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typename std::enable_if<index != ProxyType<LocalType>::fields>::type* enable = nullptr)
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{
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using Index = std::integral_constant<size_t, index>;
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using Struct = typename ProxyType<LocalType>::Struct;
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using Accessor = typename std::tuple_element<index, typename ProxyStruct<Struct>::Accessors>::type;
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const auto& struc = input.get();
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auto&& field_value = value.*ProxyType<LocalType>::get(Index());
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ReadField(TypeList<RemoveCvRef<decltype(field_value)>>(), invoke_context, Make<StructField, Accessor>(struc),
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ReadDestUpdate(field_value));
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ReadOne<index + 1>(param, invoke_context, input, value);
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}
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template <size_t index, typename LocalType, typename Input, typename Value>
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void ReadOne(TypeList<LocalType> param,
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InvokeContext& invoke_context,
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Input& input,
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Value& value,
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typename std::enable_if<index == ProxyType<LocalType>::fields>::type* enable = nullptr)
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{
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}
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template <typename LocalType, typename Input, typename ReadDest>
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decltype(auto) CustomReadField(TypeList<LocalType> param,
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Priority<1>,
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InvokeContext& invoke_context,
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Input&& input,
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ReadDest&& read_dest,
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typename ProxyType<LocalType>::Struct* enable = nullptr)
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{
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return read_dest.update([&](auto& value) { ReadOne<0>(param, invoke_context, input, value); });
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}
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} // namespace mp
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#endif // MP_PROXY_TYPE_STRUCT_H
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