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74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/*****************************************************************************\
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* Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
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* Copyright (C) 2007 The Regents of the University of California.
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* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
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* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
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* UCRL-CODE-235197
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*
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* This file is part of the SPL, Solaris Porting Layer.
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* For details, see <http://zfsonlinux.org/>.
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*
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* The SPL is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* The SPL is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with the SPL. If not, see <http://www.gnu.org/licenses/>.
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\*****************************************************************************/
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#ifndef _SPL_BYTEORDER_H
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#define _SPL_BYTEORDER_H
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#include <asm/byteorder.h>
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#include <sys/isa_defs.h>
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#define LE_16(x) cpu_to_le16(x)
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#define LE_32(x) cpu_to_le32(x)
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#define LE_64(x) cpu_to_le64(x)
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#define BE_16(x) cpu_to_be16(x)
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#define BE_32(x) cpu_to_be32(x)
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#define BE_64(x) cpu_to_be64(x)
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#define BE_IN8(xa) \
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*((uint8_t *)(xa))
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#define BE_IN16(xa) \
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(((uint16_t)BE_IN8(xa) << 8) | BE_IN8((uint8_t *)(xa)+1))
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#define BE_IN32(xa) \
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(((uint32_t)BE_IN16(xa) << 16) | BE_IN16((uint8_t *)(xa)+2))
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#ifdef _BIG_ENDIAN
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static __inline__ uint64_t
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htonll(uint64_t n)
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{
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return (n);
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}
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static __inline__ uint64_t
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ntohll(uint64_t n)
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{
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return (n);
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}
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#else
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static __inline__ uint64_t
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htonll(uint64_t n)
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{
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return ((((uint64_t)htonl(n)) << 32) + htonl(n >> 32));
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}
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static __inline__ uint64_t
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ntohll(uint64_t n)
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{
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return ((((uint64_t)ntohl(n)) << 32) + ntohl(n >> 32));
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}
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#endif
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#endif /* SPL_BYTEORDER_H */
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