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comparison 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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363:f10507d8f686 364:99c961c91809
1 #ifndef MINORI_CORE_BIT_CAST_H_
2 #define MINORI_CORE_BIT_CAST_H_
3
4 /* XXX need to move more "core" stuff into the minori namespace */
5
6 #include <type_traits>
7 #include <memory>
8 #include <cstring>
9
10 namespace minori {
11
12 /* C++17 doesn't have this unfortunately */
13 template<typename To, class From>
14 To BitCast(From from) {
15 static_assert(sizeof(From) == sizeof(To), "Types must match sizes");
16 static_assert(std::is_pod<From>::value, "Requires POD input");
17 static_assert(std::is_pod<To>::value, "Requires POD output");
18
19 To to;
20 std::memcpy(std::addressof(to), std::addressof(from), sizeof(from));
21 return to;
22 }
23
24 }
25
26 #endif /* MINORI_CORE_BIT_CAST_H_ */