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xdr_subs.h revision 1.1 
      1 /*
      2  * Copyright (c) 1989 The Regents of the University of California.
      3  * All rights reserved.
      4  *
      5  * This code is derived from software contributed to Berkeley by
      6  * Rick Macklem at The University of Guelph.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by the University of
     19  *	California, Berkeley and its contributors.
     20  * 4. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  *	@(#)xdr_subs.h	7.3 (Berkeley) 6/28/90
     37  */
     38 
     39 /*
     40  * Macros used for conversion to/from xdr representation by nfs...
     41  * These use the MACHINE DEPENDENT routines ntohl, htonl
     42  * As defined by "XDR: External Data Representation Standard" RFC1014
     43  */
     44 /* From xdr to machine */
     45 #define fxdr_unsigned(t, v)	((t)ntohl((long)(v)))
     46 #define	fxdr_time(f, t)		{((struct timeval *)(t))->tv_sec=ntohl( \
     47 				((struct timeval *)(f))->tv_sec); \
     48 				((struct timeval *)(t))->tv_usec=ntohl( \
     49 				((struct timeval *)(f))->tv_usec);}
     50 
     51 /* from machine to xdr */
     52 #define	txdr_unsigned(v)	(htonl((long)(v)))
     53 #define	txdr_time(f, t)		{((struct timeval *)(t))->tv_sec=htonl( \
     54 				((struct timeval *)(f))->tv_sec); \
     55 				((struct timeval *)(t))->tv_usec=htonl( \
     56 				((struct timeval *)(f))->tv_usec);}
     57 
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