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https://github.com/eledio-devices/thirdparty-ArduinoJson.git
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47 lines
959 B
C++
47 lines
959 B
C++
// ArduinoJson - arduinojson.org
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// Copyright Benoit Blanchon 2014-2018
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// MIT License
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#pragma once
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#include "../Polyfills/type_traits.hpp"
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namespace ArduinoJson {
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namespace Internals {
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template <typename T>
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inline void swap(T& a, T& b) {
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T t(a);
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a = b;
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b = t;
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}
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inline void fixEndianess(uint8_t* p, integral_constant<size_t, 8>) {
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swap(p[0], p[7]);
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swap(p[1], p[6]);
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swap(p[2], p[5]);
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swap(p[3], p[4]);
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}
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inline void fixEndianess(uint8_t* p, integral_constant<size_t, 4>) {
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swap(p[0], p[3]);
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swap(p[1], p[2]);
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}
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inline void fixEndianess(uint8_t* p, integral_constant<size_t, 2>) {
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swap(p[0], p[1]);
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}
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inline void fixEndianess(uint8_t*, integral_constant<size_t, 1>) {}
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template <typename T>
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inline void fixEndianess(T& value) {
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#if ARDUINOJSON_LITTLE_ENDIAN
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fixEndianess(reinterpret_cast<uint8_t*>(&value),
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integral_constant<size_t, sizeof(T)>());
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#endif
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}
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} // namespace Internals
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} // namespace ArduinoJson
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