Bitcoin Core  27.99.0
P2P Digital Currency
endian.h
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1 // Copyright (c) 2014-2022 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 #ifndef BITCOIN_COMPAT_ENDIAN_H
6 #define BITCOIN_COMPAT_ENDIAN_H
7 
8 #include <compat/byteswap.h>
9 
10 #include <bit>
11 #include <cstdint>
12 
13 inline BSWAP_CONSTEXPR uint16_t htobe16_internal(uint16_t host_16bits)
14 {
15  if constexpr (std::endian::native == std::endian::little) return internal_bswap_16(host_16bits);
16  else return host_16bits;
17 }
18 inline BSWAP_CONSTEXPR uint16_t htole16_internal(uint16_t host_16bits)
19 {
20  if constexpr (std::endian::native == std::endian::big) return internal_bswap_16(host_16bits);
21  else return host_16bits;
22 }
23 inline BSWAP_CONSTEXPR uint16_t be16toh_internal(uint16_t big_endian_16bits)
24 {
25  if constexpr (std::endian::native == std::endian::little) return internal_bswap_16(big_endian_16bits);
26  else return big_endian_16bits;
27 }
28 inline BSWAP_CONSTEXPR uint16_t le16toh_internal(uint16_t little_endian_16bits)
29 {
30  if constexpr (std::endian::native == std::endian::big) return internal_bswap_16(little_endian_16bits);
31  else return little_endian_16bits;
32 }
33 inline BSWAP_CONSTEXPR uint32_t htobe32_internal(uint32_t host_32bits)
34 {
35  if constexpr (std::endian::native == std::endian::little) return internal_bswap_32(host_32bits);
36  else return host_32bits;
37 }
38 inline BSWAP_CONSTEXPR uint32_t htole32_internal(uint32_t host_32bits)
39 {
40  if constexpr (std::endian::native == std::endian::big) return internal_bswap_32(host_32bits);
41  else return host_32bits;
42 }
43 inline BSWAP_CONSTEXPR uint32_t be32toh_internal(uint32_t big_endian_32bits)
44 {
45  if constexpr (std::endian::native == std::endian::little) return internal_bswap_32(big_endian_32bits);
46  else return big_endian_32bits;
47 }
48 inline BSWAP_CONSTEXPR uint32_t le32toh_internal(uint32_t little_endian_32bits)
49 {
50  if constexpr (std::endian::native == std::endian::big) return internal_bswap_32(little_endian_32bits);
51  else return little_endian_32bits;
52 }
53 inline BSWAP_CONSTEXPR uint64_t htobe64_internal(uint64_t host_64bits)
54 {
55  if constexpr (std::endian::native == std::endian::little) return internal_bswap_64(host_64bits);
56  else return host_64bits;
57 }
58 inline BSWAP_CONSTEXPR uint64_t htole64_internal(uint64_t host_64bits)
59 {
60  if constexpr (std::endian::native == std::endian::big) return internal_bswap_64(host_64bits);
61  else return host_64bits;
62 }
63 inline BSWAP_CONSTEXPR uint64_t be64toh_internal(uint64_t big_endian_64bits)
64 {
65  if constexpr (std::endian::native == std::endian::little) return internal_bswap_64(big_endian_64bits);
66  else return big_endian_64bits;
67 }
68 inline BSWAP_CONSTEXPR uint64_t le64toh_internal(uint64_t little_endian_64bits)
69 {
70  if constexpr (std::endian::native == std::endian::big) return internal_bswap_64(little_endian_64bits);
71  else return little_endian_64bits;
72 }
73 
74 #endif // BITCOIN_COMPAT_ENDIAN_H
BSWAP_CONSTEXPR uint32_t internal_bswap_32(uint32_t x)
Definition: byteswap.h:53
BSWAP_CONSTEXPR uint16_t internal_bswap_16(uint16_t x)
Definition: byteswap.h:44
BSWAP_CONSTEXPR uint64_t internal_bswap_64(uint64_t x)
Definition: byteswap.h:63
#define BSWAP_CONSTEXPR
Definition: byteswap.h:39
BSWAP_CONSTEXPR uint32_t be32toh_internal(uint32_t big_endian_32bits)
Definition: endian.h:43
BSWAP_CONSTEXPR uint16_t be16toh_internal(uint16_t big_endian_16bits)
Definition: endian.h:23
BSWAP_CONSTEXPR uint64_t htobe64_internal(uint64_t host_64bits)
Definition: endian.h:53
BSWAP_CONSTEXPR uint16_t htobe16_internal(uint16_t host_16bits)
Definition: endian.h:13
BSWAP_CONSTEXPR uint32_t htole32_internal(uint32_t host_32bits)
Definition: endian.h:38
BSWAP_CONSTEXPR uint16_t htole16_internal(uint16_t host_16bits)
Definition: endian.h:18
BSWAP_CONSTEXPR uint64_t be64toh_internal(uint64_t big_endian_64bits)
Definition: endian.h:63
BSWAP_CONSTEXPR uint16_t le16toh_internal(uint16_t little_endian_16bits)
Definition: endian.h:28
BSWAP_CONSTEXPR uint64_t htole64_internal(uint64_t host_64bits)
Definition: endian.h:58
BSWAP_CONSTEXPR uint64_t le64toh_internal(uint64_t little_endian_64bits)
Definition: endian.h:68
BSWAP_CONSTEXPR uint32_t le32toh_internal(uint32_t little_endian_32bits)
Definition: endian.h:48
BSWAP_CONSTEXPR uint32_t htobe32_internal(uint32_t host_32bits)
Definition: endian.h:33