diff options
Diffstat (limited to 'sys/compat/linuxkpi/common/include/asm/byteorder.h')
| -rw-r--r-- | sys/compat/linuxkpi/common/include/asm/byteorder.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/asm/byteorder.h b/sys/compat/linuxkpi/common/include/asm/byteorder.h new file mode 100644 index 000000000000..0a6c2b039c66 --- /dev/null +++ b/sys/compat/linuxkpi/common/include/asm/byteorder.h @@ -0,0 +1,94 @@ +/*- + * Copyright (c) 2010 Isilon Systems, Inc. + * Copyright (c) 2010 iX Systems, Inc. + * Copyright (c) 2010 Panasas, Inc. + * Copyright (c) 2013-2016 Mellanox Technologies, Ltd. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice unmodified, this list of conditions, and the following + * disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ +#ifndef _ASM_BYTEORDER_H_ +#define _ASM_BYTEORDER_H_ + +#include <sys/types.h> +#include <sys/endian.h> +#include <asm/types.h> + +#if BYTE_ORDER == LITTLE_ENDIAN +#define __LITTLE_ENDIAN +#else +#define __BIG_ENDIAN +#endif + +#define cpu_to_le64(x) htole64(x) +#define le64_to_cpu(x) le64toh(x) +#define cpu_to_le32(x) htole32(x) +#define le32_to_cpu(x) le32toh(x) +#define cpu_to_le16(x) htole16(x) +#define le16_to_cpu(x) le16toh(x) +#define cpu_to_be64(x) htobe64(x) +#define be64_to_cpu(x) be64toh(x) +#define cpu_to_be32(x) htobe32(x) +#define be32_to_cpu(x) be32toh(x) +#define cpu_to_be16(x) htobe16(x) +#define be16_to_cpu(x) be16toh(x) +#define __be16_to_cpu(x) be16toh(x) + +#define cpu_to_le64p(x) htole64(*((const uint64_t *)(x))) +#define le64_to_cpup(x) le64toh(*((const uint64_t *)(x))) +#define cpu_to_le32p(x) htole32(*((const uint32_t *)(x))) +#define le32_to_cpup(x) le32toh(*((const uint32_t *)(x))) +#define cpu_to_le16p(x) htole16(*((const uint16_t *)(x))) +#define le16_to_cpup(x) le16toh(*((const uint16_t *)(x))) +#define cpu_to_be64p(x) htobe64(*((const uint64_t *)(x))) +#define be64_to_cpup(x) be64toh(*((const uint64_t *)(x))) +#define cpu_to_be32p(x) htobe32(*((const uint32_t *)(x))) +#define be32_to_cpup(x) be32toh(*((const uint32_t *)(x))) +#define cpu_to_be16p(x) htobe16(*((const uint16_t *)(x))) +#define be16_to_cpup(x) be16toh(*((const uint16_t *)(x))) + +#define cpu_to_le64s(x) do { *((uint64_t *)(x)) = cpu_to_le64p((x)); } while (0) +#define le64_to_cpus(x) do { *((uint64_t *)(x)) = le64_to_cpup((x)); } while (0) +#define cpu_to_le32s(x) do { *((uint32_t *)(x)) = cpu_to_le32p((x)); } while (0) +#define le32_to_cpus(x) do { *((uint32_t *)(x)) = le32_to_cpup((x)); } while (0) +#define cpu_to_le16s(x) do { *((uint16_t *)(x)) = cpu_to_le16p((x)); } while (0) +#define le16_to_cpus(x) do { *((uint16_t *)(x)) = le16_to_cpup((x)); } while (0) +#define cpu_to_be64s(x) do { *((uint64_t *)(x)) = cpu_to_be64p((x)); } while (0) +#define be64_to_cpus(x) do { *((uint64_t *)(x)) = be64_to_cpup((x)); } while (0) +#define cpu_to_be32s(x) do { *((uint32_t *)(x)) = cpu_to_be32p((x)); } while (0) +#define be32_to_cpus(x) do { *((uint32_t *)(x)) = be32_to_cpup((x)); } while (0) +#define cpu_to_be16s(x) do { *((uint16_t *)(x)) = cpu_to_be16p((x)); } while (0) +#define be16_to_cpus(x) do { *((uint16_t *)(x)) = be16_to_cpup((x)); } while (0) + +#define swab16(x) bswap16(x) +#define swab32(x) bswap32(x) +#define swab64(x) bswap64(x) + +static inline void +be16_add_cpu(uint16_t *var, uint16_t val) +{ + *var = cpu_to_be16(be16_to_cpu(*var) + val); +} + +#endif /* _ASM_BYTEORDER_H_ */ |