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29363fb446
Remove ancient SCCS tags from the tree, automated scripting, with two minor fixup to keep things compiling. All the common forms in the tree were removed with a perl script. Sponsored by: Netflix
92 lines
3.5 KiB
C
92 lines
3.5 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Rick Macklem at The University of Guelph.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _NFS_XDR_SUBS_H_
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#define _NFS_XDR_SUBS_H_
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/*
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* Macros used for conversion to/from xdr representation by nfs...
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* These use the MACHINE DEPENDENT routines ntohl, htonl
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* As defined by "XDR: External Data Representation Standard" RFC1014
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*
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* To simplify the implementation, we use ntohl/htonl even on big-endian
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* machines, and count on them being `#define'd away. Some of these
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* might be slightly more efficient as quad_t copies on a big-endian,
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* but we cannot count on their alignment anyway.
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*/
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#define fxdr_unsigned(t, v) ((t)ntohl((int32_t)(v)))
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#define txdr_unsigned(v) (htonl((int32_t)(v)))
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#define fxdr_nfsv2time(f, t) \
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do { \
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(t)->tv_sec = ntohl(((struct nfsv2_time *)(f))->nfsv2_sec); \
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if (((struct nfsv2_time *)(f))->nfsv2_usec != 0xffffffff) \
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(t)->tv_nsec = 1000 * ntohl(((struct nfsv2_time *)(f))->nfsv2_usec); \
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else \
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(t)->tv_nsec = 0; \
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} while (0)
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#define txdr_nfsv2time(f, t) \
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do { \
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((struct nfsv2_time *)(t))->nfsv2_sec = htonl((f)->tv_sec); \
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if ((f)->tv_nsec != -1) \
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((struct nfsv2_time *)(t))->nfsv2_usec = htonl((f)->tv_nsec / 1000); \
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else \
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((struct nfsv2_time *)(t))->nfsv2_usec = 0xffffffff; \
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} while (0)
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#define fxdr_nfsv3time(f, t) \
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do { \
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(t)->tv_sec = ntohl(((struct nfsv3_time *)(f))->nfsv3_sec); \
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(t)->tv_nsec = ntohl(((struct nfsv3_time *)(f))->nfsv3_nsec); \
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} while (0)
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#define txdr_nfsv3time(f, t) \
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do { \
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((struct nfsv3_time *)(t))->nfsv3_sec = htonl((f)->tv_sec); \
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((struct nfsv3_time *)(t))->nfsv3_nsec = htonl((f)->tv_nsec); \
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} while (0)
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#define fxdr_hyper(f) \
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((((u_quad_t)ntohl(((u_int32_t *)(f))[0])) << 32) | \
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(u_quad_t)(ntohl(((u_int32_t *)(f))[1])))
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static inline void
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txdr_hyper(uint64_t f, uint32_t* t)
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{
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t[0] = htonl((u_int32_t)(f >> 32));
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t[1] = htonl((u_int32_t)(f & 0xffffffff));
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}
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#endif
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