root / lab4 / .minix-src / include / protocols / timed.h @ 14
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1 | 13 | up20180614 | /* $NetBSD: timed.h,v 1.11 2008/02/16 07:30:15 matt Exp $ */
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2 | |||
3 | /*
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4 | * Copyright (c) 1983, 1993
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5 | * The Regents of the University of California. All rights reserved.
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6 | *
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7 | * Redistribution and use in source and binary forms, with or without
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8 | * modification, are permitted provided that the following conditions
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9 | * are met:
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10 | * 1. Redistributions of source code must retain the above copyright
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11 | * notice, this list of conditions and the following disclaimer.
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12 | * 2. Redistributions in binary form must reproduce the above copyright
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13 | * notice, this list of conditions and the following disclaimer in the
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14 | * documentation and/or other materials provided with the distribution.
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15 | * 3. Neither the name of the University nor the names of its contributors
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16 | * may be used to endorse or promote products derived from this software
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17 | * without specific prior written permission.
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18 | *
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19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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29 | * SUCH DAMAGE.
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30 | *
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31 | * @(#)timed.h 8.1 (Berkeley) 6/2/93
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32 | */
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33 | |||
34 | #ifndef _PROTOCOLS_TIMED_H_
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35 | #define _PROTOCOLS_TIMED_H_
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36 | |||
37 | /*
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38 | * Time Synchronization Protocol
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39 | */
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40 | |||
41 | #define TSPVERSION 1 |
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42 | #define ANYADDR NULL |
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43 | |||
44 | struct tsp {
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45 | uint8_t tsp_type; |
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46 | uint8_t tsp_vers; |
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47 | uint16_t tsp_seq; |
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48 | union {
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49 | struct {
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50 | int32_t tv_sec; |
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51 | int32_t tv_usec; |
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52 | } tspu_time; |
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53 | char tspu_hopcnt;
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54 | } tsp_u; |
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55 | char tsp_name[MAXHOSTNAMELEN];
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56 | }; |
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57 | |||
58 | #define tsp_time tsp_u.tspu_time
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59 | #define tsp_hopcnt tsp_u.tspu_hopcnt
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60 | |||
61 | /*
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62 | * Command types.
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63 | */
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64 | #define TSP_ANY 0 /* match any types */ |
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65 | #define TSP_ADJTIME 1 /* send adjtime */ |
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66 | #define TSP_ACK 2 /* generic acknowledgement */ |
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67 | #define TSP_MASTERREQ 3 /* ask for master's name */ |
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68 | #define TSP_MASTERACK 4 /* acknowledge master request */ |
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69 | #define TSP_SETTIME 5 /* send network time */ |
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70 | #define TSP_MASTERUP 6 /* inform slaves that master is up */ |
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71 | #define TSP_SLAVEUP 7 /* slave is up but not polled */ |
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72 | #define TSP_ELECTION 8 /* advance candidature for master */ |
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73 | #define TSP_ACCEPT 9 /* support candidature of master */ |
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74 | #define TSP_REFUSE 10 /* reject candidature of master */ |
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75 | #define TSP_CONFLICT 11 /* two or more masters present */ |
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76 | #define TSP_RESOLVE 12 /* masters' conflict resolution */ |
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77 | #define TSP_QUIT 13 /* reject candidature if master is up */ |
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78 | #define TSP_DATE 14 /* reset the time (date command) */ |
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79 | #define TSP_DATEREQ 15 /* remote request to reset the time */ |
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80 | #define TSP_DATEACK 16 /* acknowledge time setting */ |
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81 | #define TSP_TRACEON 17 /* turn tracing on */ |
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82 | #define TSP_TRACEOFF 18 /* turn tracing off */ |
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83 | #define TSP_MSITE 19 /* find out master's site */ |
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84 | #define TSP_MSITEREQ 20 /* remote master's site request */ |
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85 | #define TSP_TEST 21 /* for testing election algo */ |
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86 | #define TSP_SETDATE 22 /* New from date command */ |
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87 | #define TSP_SETDATEREQ 23 /* New remote for above */ |
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88 | #define TSP_LOOP 24 /* loop detection packet */ |
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89 | |||
90 | #define TSPTYPENUMBER 25 |
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91 | |||
92 | #ifdef TSPTYPES
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93 | const char * const tsptype[TSPTYPENUMBER] = |
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94 | { "ANY", "ADJTIME", "ACK", "MASTERREQ", "MASTERACK", "SETTIME", "MASTERUP", |
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95 | "SLAVEUP", "ELECTION", "ACCEPT", "REFUSE", "CONFLICT", "RESOLVE", "QUIT", |
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96 | "DATE", "DATEREQ", "DATEACK", "TRACEON", "TRACEOFF", "MSITE", "MSITEREQ", |
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97 | "TEST", "SETDATE", "SETDATEREQ", "LOOP" }; |
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98 | #endif
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99 | |||
100 | #endif /* !_PROTOCOLS_TIMED_H_ */ |