1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1983, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #ifndef _PROTOCOLS_TIMED_H_ 33 #define _PROTOCOLS_TIMED_H_ 34 35 /* 36 * Time Synchronization Protocol 37 */ 38 39 #define TSPVERSION 1 40 #define ANYADDR NULL 41 42 struct tsp { 43 u_int8_t tsp_type; 44 u_int8_t tsp_vers; 45 u_int16_t tsp_seq; 46 union { 47 struct { 48 int32_t tv_sec; 49 int32_t tv_usec; 50 } tspu_time; 51 char tspu_hopcnt; 52 } tsp_u; 53 char tsp_name[MAXHOSTNAMELEN]; 54 }; 55 56 #define tsp_time tsp_u.tspu_time 57 #define tsp_hopcnt tsp_u.tspu_hopcnt 58 59 /* 60 * Command types. 61 */ 62 #define TSP_ANY 0 /* match any types */ 63 #define TSP_ADJTIME 1 /* send adjtime */ 64 #define TSP_ACK 2 /* generic acknowledgement */ 65 #define TSP_MASTERREQ 3 /* ask for master's name */ 66 #define TSP_MASTERACK 4 /* acknowledge master request */ 67 #define TSP_SETTIME 5 /* send network time */ 68 #define TSP_MASTERUP 6 /* inform slaves that master is up */ 69 #define TSP_SLAVEUP 7 /* slave is up but not polled */ 70 #define TSP_ELECTION 8 /* advance candidature for master */ 71 #define TSP_ACCEPT 9 /* support candidature of master */ 72 #define TSP_REFUSE 10 /* reject candidature of master */ 73 #define TSP_CONFLICT 11 /* two or more masters present */ 74 #define TSP_RESOLVE 12 /* masters' conflict resolution */ 75 #define TSP_QUIT 13 /* reject candidature if master is up */ 76 #define TSP_DATE 14 /* reset the time (date command) */ 77 #define TSP_DATEREQ 15 /* remote request to reset the time */ 78 #define TSP_DATEACK 16 /* acknowledge time setting */ 79 #define TSP_TRACEON 17 /* turn tracing on */ 80 #define TSP_TRACEOFF 18 /* turn tracing off */ 81 #define TSP_MSITE 19 /* find out master's site */ 82 #define TSP_MSITEREQ 20 /* remote master's site request */ 83 #define TSP_TEST 21 /* for testing election algo */ 84 #define TSP_SETDATE 22 /* New from date command */ 85 #define TSP_SETDATEREQ 23 /* New remote for above */ 86 #define TSP_LOOP 24 /* loop detection packet */ 87 88 #define TSPTYPENUMBER 25 89 90 #ifdef TSPTYPES 91 static char const * const tsptype[] = 92 { "ANY", "ADJTIME", "ACK", "MASTERREQ", "MASTERACK", "SETTIME", "MASTERUP", 93 "SLAVEUP", "ELECTION", "ACCEPT", "REFUSE", "CONFLICT", "RESOLVE", "QUIT", 94 "DATE", "DATEREQ", "DATEACK", "TRACEON", "TRACEOFF", "MSITE", "MSITEREQ", 95 "TEST", "SETDATE", "SETDATEREQ", "LOOP" }; 96 _Static_assert(sizeof(tsptype) / sizeof(const char *) == TSPTYPENUMBER, 97 "Size of tsptype does not match TSPTYPENUMBER"); 98 #endif 99 100 #endif /* !_TIMED_H_ */ 101