1/*- 2 * Copyright (c) 1985, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#ifndef lint 31#if 0 32static char sccsid[] = "@(#)byteorder.c 8.1 (Berkeley) 6/6/93"; 33#endif 34static const char rcsid[] = 35 "$FreeBSD$"; 36#endif /* not lint */ 37 38#include "globals.h" 39 40/* 41 * Two routines to do the necessary byte swapping for timed protocol 42 * messages. Protocol is defined in /usr/include/protocols/timed.h 43 */ 44void 45bytenetorder(struct tsp *ptr) 46{ 47 ptr->tsp_seq = htons((u_short)ptr->tsp_seq); 48 switch (ptr->tsp_type) { 49 50 case TSP_SETTIME: 51 case TSP_ADJTIME: 52 case TSP_SETDATE: 53 case TSP_SETDATEREQ: 54 ptr->tsp_time.tv_sec = htonl((u_long)ptr->tsp_time.tv_sec); 55 ptr->tsp_time.tv_usec = htonl((u_long)ptr->tsp_time.tv_usec); 56 break; 57 58 default: 59 break; /* nothing more needed */ 60 } 61} 62 63void 64bytehostorder(struct tsp *ptr) 65{ 66 ptr->tsp_seq = ntohs((u_short)ptr->tsp_seq); 67 switch (ptr->tsp_type) { 68 69 case TSP_SETTIME: 70 case TSP_ADJTIME: 71 case TSP_SETDATE: 72 case TSP_SETDATEREQ: 73 ptr->tsp_time.tv_sec = ntohl((u_long)ptr->tsp_time.tv_sec); 74 ptr->tsp_time.tv_usec = ntohl((u_long)ptr->tsp_time.tv_usec); 75 break; 76 77 default: 78 break; /* nothing more needed */ 79 } 80} 81