diff options
author | Benjamin Barenblat <bbaren@google.com> | 2021-04-08 10:23:55 -0400 |
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committer | Benjamin Barenblat <bbaren@google.com> | 2021-04-08 10:23:55 -0400 |
commit | feac56827dd1f0d159ea0bcf2ce37ef1990ac743 (patch) | |
tree | bc8ca767be02a5b22118108f9712b72ec64064c3 /absl/base/internal/endian.h | |
parent | 2b91b17d526b464840a3f45504c594cdb50152c5 (diff) | |
parent | 997aaf3a28308eba1b9156aa35ab7bca9688e9f6 (diff) |
Merge new upstream LTS 20210324.0
Diffstat (limited to 'absl/base/internal/endian.h')
-rw-r--r-- | absl/base/internal/endian.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/absl/base/internal/endian.h b/absl/base/internal/endian.h index 9677530e..dad0e9ae 100644 --- a/absl/base/internal/endian.h +++ b/absl/base/internal/endian.h @@ -26,6 +26,7 @@ #endif #include <cstdint> +#include "absl/base/casts.h" #include "absl/base/config.h" #include "absl/base/internal/unaligned_access.h" #include "absl/base/port.h" @@ -173,6 +174,36 @@ inline constexpr bool IsLittleEndian() { return false; } #endif /* ENDIAN */ +inline uint8_t FromHost(uint8_t x) { return x; } +inline uint16_t FromHost(uint16_t x) { return FromHost16(x); } +inline uint32_t FromHost(uint32_t x) { return FromHost32(x); } +inline uint64_t FromHost(uint64_t x) { return FromHost64(x); } +inline uint8_t ToHost(uint8_t x) { return x; } +inline uint16_t ToHost(uint16_t x) { return ToHost16(x); } +inline uint32_t ToHost(uint32_t x) { return ToHost32(x); } +inline uint64_t ToHost(uint64_t x) { return ToHost64(x); } + +inline int8_t FromHost(int8_t x) { return x; } +inline int16_t FromHost(int16_t x) { + return bit_cast<int16_t>(FromHost16(bit_cast<uint16_t>(x))); +} +inline int32_t FromHost(int32_t x) { + return bit_cast<int32_t>(FromHost32(bit_cast<uint32_t>(x))); +} +inline int64_t FromHost(int64_t x) { + return bit_cast<int64_t>(FromHost64(bit_cast<uint64_t>(x))); +} +inline int8_t ToHost(int8_t x) { return x; } +inline int16_t ToHost(int16_t x) { + return bit_cast<int16_t>(ToHost16(bit_cast<uint16_t>(x))); +} +inline int32_t ToHost(int32_t x) { + return bit_cast<int32_t>(ToHost32(bit_cast<uint32_t>(x))); +} +inline int64_t ToHost(int64_t x) { + return bit_cast<int64_t>(ToHost64(bit_cast<uint64_t>(x))); +} + // Functions to do unaligned loads and stores in little-endian order. inline uint16_t Load16(const void *p) { return ToHost16(ABSL_INTERNAL_UNALIGNED_LOAD16(p)); @@ -233,6 +264,36 @@ inline constexpr bool IsLittleEndian() { return false; } #endif /* ENDIAN */ +inline uint8_t FromHost(uint8_t x) { return x; } +inline uint16_t FromHost(uint16_t x) { return FromHost16(x); } +inline uint32_t FromHost(uint32_t x) { return FromHost32(x); } +inline uint64_t FromHost(uint64_t x) { return FromHost64(x); } +inline uint8_t ToHost(uint8_t x) { return x; } +inline uint16_t ToHost(uint16_t x) { return ToHost16(x); } +inline uint32_t ToHost(uint32_t x) { return ToHost32(x); } +inline uint64_t ToHost(uint64_t x) { return ToHost64(x); } + +inline int8_t FromHost(int8_t x) { return x; } +inline int16_t FromHost(int16_t x) { + return bit_cast<int16_t>(FromHost16(bit_cast<uint16_t>(x))); +} +inline int32_t FromHost(int32_t x) { + return bit_cast<int32_t>(FromHost32(bit_cast<uint32_t>(x))); +} +inline int64_t FromHost(int64_t x) { + return bit_cast<int64_t>(FromHost64(bit_cast<uint64_t>(x))); +} +inline int8_t ToHost(int8_t x) { return x; } +inline int16_t ToHost(int16_t x) { + return bit_cast<int16_t>(ToHost16(bit_cast<uint16_t>(x))); +} +inline int32_t ToHost(int32_t x) { + return bit_cast<int32_t>(ToHost32(bit_cast<uint32_t>(x))); +} +inline int64_t ToHost(int64_t x) { + return bit_cast<int64_t>(ToHost64(bit_cast<uint64_t>(x))); +} + // Functions to do unaligned loads and stores in big-endian order. inline uint16_t Load16(const void *p) { return ToHost16(ABSL_INTERNAL_UNALIGNED_LOAD16(p)); |