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author | jaseg <git-bigdata-wsl-arch@jaseg.de> | 2021-04-09 18:38:02 +0200 |
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committer | jaseg <git-bigdata-wsl-arch@jaseg.de> | 2021-04-09 18:38:57 +0200 |
commit | 50998fcfb916ae251309bd4b464f2c122e8cb30d (patch) | |
tree | 4ecf7a7443b75ab51c4dc0c0fc9289342dc7d6a0 /reset-controller/fw/musl_include_shims/endian.h | |
parent | 312fee491cfab436d52db4b6265107e20f3e1293 (diff) | |
download | master-thesis-50998fcfb916ae251309bd4b464f2c122e8cb30d.tar.gz master-thesis-50998fcfb916ae251309bd4b464f2c122e8cb30d.tar.bz2 master-thesis-50998fcfb916ae251309bd4b464f2c122e8cb30d.zip |
Repo re-org
Diffstat (limited to 'reset-controller/fw/musl_include_shims/endian.h')
-rw-r--r-- | reset-controller/fw/musl_include_shims/endian.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/reset-controller/fw/musl_include_shims/endian.h b/reset-controller/fw/musl_include_shims/endian.h new file mode 100644 index 0000000..172c432 --- /dev/null +++ b/reset-controller/fw/musl_include_shims/endian.h @@ -0,0 +1,80 @@ +#ifndef _ENDIAN_H +#define _ENDIAN_H + +#include <features.h> + +#define __NEED_uint16_t +#define __NEED_uint32_t +#define __NEED_uint64_t + +#include <bits/alltypes.h> + +#define __PDP_ENDIAN 3412 + +#define BIG_ENDIAN __BIG_ENDIAN +#define LITTLE_ENDIAN __LITTLE_ENDIAN +#define PDP_ENDIAN __PDP_ENDIAN +#define BYTE_ORDER __BYTE_ORDER + +static __inline uint16_t __bswap16(uint16_t __x) +{ + return __x<<8 | __x>>8; +} + +static __inline uint32_t __bswap32(uint32_t __x) +{ + return __x>>24 | __x>>8&0xff00 | __x<<8&0xff0000 | __x<<24; +} + +static __inline uint64_t __bswap64(uint64_t __x) +{ + return __bswap32(__x)+0ULL<<32 | __bswap32(__x>>32); +} + +#if __BYTE_ORDER == __LITTLE_ENDIAN +#define htobe16(x) __bswap16(x) +#define be16toh(x) __bswap16(x) +#define htobe32(x) __bswap32(x) +#define be32toh(x) __bswap32(x) +#define htobe64(x) __bswap64(x) +#define be64toh(x) __bswap64(x) +#define htole16(x) (uint16_t)(x) +#define le16toh(x) (uint16_t)(x) +#define htole32(x) (uint32_t)(x) +#define le32toh(x) (uint32_t)(x) +#define htole64(x) (uint64_t)(x) +#define le64toh(x) (uint64_t)(x) +#else +#define htobe16(x) (uint16_t)(x) +#define be16toh(x) (uint16_t)(x) +#define htobe32(x) (uint32_t)(x) +#define be32toh(x) (uint32_t)(x) +#define htobe64(x) (uint64_t)(x) +#define be64toh(x) (uint64_t)(x) +#define htole16(x) __bswap16(x) +#define le16toh(x) __bswap16(x) +#define htole32(x) __bswap32(x) +#define le32toh(x) __bswap32(x) +#define htole64(x) __bswap64(x) +#define le64toh(x) __bswap64(x) +#endif + +#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) +#if __BYTE_ORDER == __LITTLE_ENDIAN +#define betoh16(x) __bswap16(x) +#define betoh32(x) __bswap32(x) +#define betoh64(x) __bswap64(x) +#define letoh16(x) (uint16_t)(x) +#define letoh32(x) (uint32_t)(x) +#define letoh64(x) (uint64_t)(x) +#else +#define betoh16(x) (uint16_t)(x) +#define betoh32(x) (uint32_t)(x) +#define betoh64(x) (uint64_t)(x) +#define letoh16(x) __bswap16(x) +#define letoh32(x) __bswap32(x) +#define letoh64(x) __bswap64(x) +#endif +#endif + +#endif |