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annotate include/core/bit_cast.h @ 364:99c961c91809

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core: refactor out byte stream into its own file easy dubs
author Paper <paper@paper.us.eu.org>
date Tue, 16 Jul 2024 21:15:59 -0400
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364
99c961c91809 core: refactor out byte stream into its own file
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1 #ifndef MINORI_CORE_BIT_CAST_H_
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2 #define MINORI_CORE_BIT_CAST_H_
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3
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4 /* XXX need to move more "core" stuff into the minori namespace */
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5
99c961c91809 core: refactor out byte stream into its own file
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6 #include <type_traits>
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7 #include <memory>
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8 #include <cstring>
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9
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10 namespace minori {
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11
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12 /* C++17 doesn't have this unfortunately */
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13 template<typename To, class From>
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14 To BitCast(From from) {
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15 static_assert(sizeof(From) == sizeof(To), "Types must match sizes");
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16 static_assert(std::is_pod<From>::value, "Requires POD input");
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17 static_assert(std::is_pod<To>::value, "Requires POD output");
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18
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19 To to;
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20 std::memcpy(std::addressof(to), std::addressof(from), sizeof(from));
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21 return to;
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22 }
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23
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24 }
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25
99c961c91809 core: refactor out byte stream into its own file
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26 #endif /* MINORI_CORE_BIT_CAST_H_ */