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git-subtree-dir: src/ipc/libmultiprocess git-subtree-split: 35944ffd23fa26652b82210351d50e896ce16c8f
34 lines
1.4 KiB
C++
34 lines
1.4 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_CHRONO_H
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#define MP_PROXY_TYPE_CHRONO_H
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#include <mp/util.h>
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#include <chrono>
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namespace mp {
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//! Overload CustomBuildField and CustomReadField to serialize std::chrono
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//! parameters and return values as numbers.
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template <class Rep, class Period, typename Value, typename Output>
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void CustomBuildField(TypeList<std::chrono::duration<Rep, Period>>, Priority<1>, InvokeContext& invoke_context, Value&& value,
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Output&& output)
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{
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static_assert(std::numeric_limits<decltype(output.get())>::lowest() <= std::numeric_limits<Rep>::lowest(),
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"capnp type does not have enough range to hold lowest std::chrono::duration value");
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static_assert(std::numeric_limits<decltype(output.get())>::max() >= std::numeric_limits<Rep>::max(),
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"capnp type does not have enough range to hold highest std::chrono::duration value");
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output.set(value.count());
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}
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template <class Rep, class Period, typename Input, typename ReadDest>
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decltype(auto) CustomReadField(TypeList<std::chrono::duration<Rep, Period>>, Priority<1>, InvokeContext& invoke_context,
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Input&& input, ReadDest&& read_dest)
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{
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return read_dest.construct(input.get());
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}
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} // namespace mp
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#endif // MP_PROXY_TYPE_CHRONO_H
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