87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
/*-
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* Copyright (c) 1985, 1993
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* The Regents of the University of California. All rights reserved.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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 lint
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#if 0
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static char sccsid[] = "@(#)byteorder.c 8.1 (Berkeley) 6/6/93";
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#endif
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static const char rcsid[] =
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"$FreeBSD$";
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#endif /* not lint */
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#include "globals.h"
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/*
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* Two routines to do the necessary byte swapping for timed protocol
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* messages. Protocol is defined in /usr/include/protocols/timed.h
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*/
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void
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bytenetorder(ptr)
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struct tsp *ptr;
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{
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ptr->tsp_seq = htons((u_short)ptr->tsp_seq);
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switch (ptr->tsp_type) {
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case TSP_SETTIME:
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case TSP_ADJTIME:
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case TSP_SETDATE:
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case TSP_SETDATEREQ:
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ptr->tsp_time.tv_sec = htonl((u_long)ptr->tsp_time.tv_sec);
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ptr->tsp_time.tv_usec = htonl((u_long)ptr->tsp_time.tv_usec);
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break;
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default:
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break; /* nothing more needed */
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}
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}
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void
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bytehostorder(ptr)
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struct tsp *ptr;
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{
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ptr->tsp_seq = ntohs((u_short)ptr->tsp_seq);
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switch (ptr->tsp_type) {
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case TSP_SETTIME:
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case TSP_ADJTIME:
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case TSP_SETDATE:
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case TSP_SETDATEREQ:
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ptr->tsp_time.tv_sec = ntohl((u_long)ptr->tsp_time.tv_sec);
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ptr->tsp_time.tv_usec = ntohl((u_long)ptr->tsp_time.tv_usec);
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break;
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default:
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break; /* nothing more needed */
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}
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}
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