diff options
Diffstat (limited to 'usr/src/lib/libc/sparcv9/gen/endian.c')
| -rw-r--r-- | usr/src/lib/libc/sparcv9/gen/endian.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/usr/src/lib/libc/sparcv9/gen/endian.c b/usr/src/lib/libc/sparcv9/gen/endian.c new file mode 100644 index 0000000000..b19974b86a --- /dev/null +++ b/usr/src/lib/libc/sparcv9/gen/endian.c @@ -0,0 +1,158 @@ +/* + * This file and its contents are supplied under the terms of the + * Common Development and Distribution License ("CDDL"), version 1.0. + * You may only use this file in accordance with the terms of version + * 1.0 of the CDDL. + * + * A full copy of the text of the CDDL should have accompanied this + * source. A copy of the CDDL is also available via the Internet at + * http://www.illumos.org/license/CDDL. + */ + +/* + * Copyright (c) 2015, Joyent, Inc. + */ + +/* + * endian(3C) routines + */ + +uint16_t +htole16(uint16_t in) +{ + return (((in & 0xff) << 8) | ((in & 0xff00) >> 8)); +} + +uint32_t +htole32(uint32_t in) +{ + return (((in & 0xffUL) << 24) | + (in & 0xff00UL) << 8 | + (in & 0xff0000UL) >> 8 | + ((in & 0xff000000UL) >> 24)); +} + +uint64_t +htole64(uint64_t in) +{ + return (((in & 0xffULL) << 56) | + ((in & 0xff00ULL) << 40) | + ((in & 0xff0000ULL) << 24) | + ((in & 0xff000000ULL) << 8) | + ((in & 0xff00000000ULL) >> 8) | + ((in & 0xff0000000000ULL) >> 24) | + ((in & 0xff000000000000ULL) >> 40) | + ((in & 0xff00000000000000ULL) >> 56)); +} + +uint16_t +letoh16(uint16_t in) +{ + return (((in & 0xff) << 8) | ((in & 0xff00) >> 8)); +} + +uint16_t +le16toh(uint16_t in) +{ + return (((in & 0xff) << 8) | ((in & 0xff00) >> 8)); +} + +uint32_t +letoh32(uint32_t in) +{ + return (((in & 0xffUL) << 24) | + (in & 0xff00UL) << 8 | + (in & 0xff0000UL) >> 8 | + ((in & 0xff000000UL) >> 24)); +} + +uint32_t +le32toh(uint32_t in) +{ + return (((in & 0xffUL) << 24) | + (in & 0xff00UL) << 8 | + (in & 0xff0000UL) >> 8 | + ((in & 0xff000000UL) >> 24)); +} + +uint64_t +letoh64(uint64_t in) +{ + return (((in & 0xffULL) << 56) | + ((in & 0xff00ULL) << 40) | + ((in & 0xff0000ULL) << 24) | + ((in & 0xff000000ULL) << 8) | + ((in & 0xff00000000ULL) >> 8) | + ((in & 0xff0000000000ULL) >> 24) | + ((in & 0xff000000000000ULL) >> 40) | + ((in & 0xff00000000000000ULL) >> 56)); +} + +uint64_t +le64toh(uint64_t in) +{ + return (((in & 0xffULL) << 56) | + ((in & 0xff00ULL) << 40) | + ((in & 0xff0000ULL) << 24) | + ((in & 0xff000000ULL) << 8) | + ((in & 0xff00000000ULL) >> 8) | + ((in & 0xff0000000000ULL) >> 24) | + ((in & 0xff000000000000ULL) >> 40) | + ((in & 0xff00000000000000ULL) >> 56)); +} + +/* Anything to or from big-endian is a no-op */ + +uint16_t +htobe16(uint16_t in) +{ + return (in); +} + +uint32_t +htobe32(uint32_t in) +{ + return (in); +} + +uint64_t +htobe64(uint64_t in) +{ + return (in); +} + +uint16_t +betoh16(uint16_t in) +{ + return (in); +} + +uint16_t +be16toh(uint16_t in) +{ + return (in); +} + +uint32_t +betoh32(uint32_t in) +{ + return (in); +} + +uint32_t +be32toh(uint32_t in) +{ + return (in); +} + +uint64_t +betoh64(uint64_t in) +{ + return (in); +} + +uint64_t +be64toh(uint64_t in) +{ + return (in); +} |
