xref: /freebsd/include/protocols/timed.h (revision 69e6d7b75e96c406d072cb83ffc9b26fbf1a86fb)
1 /*
2  * Copyright (c) 1983, 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  * 3. 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  *	@(#)timed.h	8.1 (Berkeley) 6/2/93
30  *
31  * $FreeBSD$
32  */
33 
34 #ifndef	_PROTOCOLS_TIMED_H_
35 #define	_PROTOCOLS_TIMED_H_
36 
37 /*
38  * Time Synchronization Protocol
39  */
40 
41 #define	TSPVERSION	1
42 #define ANYADDR 	NULL
43 
44 struct tsp {
45 	u_int8_t	tsp_type;
46 	u_int8_t	tsp_vers;
47 	u_int16_t	tsp_seq;
48 	union {
49 		struct {
50 			int32_t	tv_sec;
51 			int32_t	tv_usec;
52 		} tspu_time;
53 		char tspu_hopcnt;
54 	} tsp_u;
55 	char tsp_name[MAXHOSTNAMELEN];
56 };
57 
58 #define	tsp_time	tsp_u.tspu_time
59 #define	tsp_hopcnt	tsp_u.tspu_hopcnt
60 
61 /*
62  * Command types.
63  */
64 #define	TSP_ANY			0	/* match any types */
65 #define	TSP_ADJTIME		1	/* send adjtime */
66 #define	TSP_ACK			2	/* generic acknowledgement */
67 #define	TSP_MASTERREQ		3	/* ask for master's name */
68 #define	TSP_MASTERACK		4	/* acknowledge master request */
69 #define	TSP_SETTIME		5	/* send network time */
70 #define	TSP_MASTERUP		6	/* inform slaves that master is up */
71 #define	TSP_SLAVEUP		7	/* slave is up but not polled */
72 #define	TSP_ELECTION		8	/* advance candidature for master */
73 #define	TSP_ACCEPT		9	/* support candidature of master */
74 #define	TSP_REFUSE		10	/* reject candidature of master */
75 #define	TSP_CONFLICT		11	/* two or more masters present */
76 #define	TSP_RESOLVE		12	/* masters' conflict resolution */
77 #define	TSP_QUIT		13	/* reject candidature if master is up */
78 #define	TSP_DATE		14	/* reset the time (date command) */
79 #define	TSP_DATEREQ		15	/* remote request to reset the time */
80 #define	TSP_DATEACK		16	/* acknowledge time setting  */
81 #define	TSP_TRACEON		17	/* turn tracing on */
82 #define	TSP_TRACEOFF		18	/* turn tracing off */
83 #define	TSP_MSITE		19	/* find out master's site */
84 #define	TSP_MSITEREQ		20	/* remote master's site request */
85 #define	TSP_TEST		21	/* for testing election algo */
86 #define	TSP_SETDATE		22	/* New from date command */
87 #define	TSP_SETDATEREQ		23	/* New remote for above */
88 #define	TSP_LOOP		24	/* loop detection packet */
89 
90 #define	TSPTYPENUMBER		25
91 
92 #ifdef TSPTYPES
93 static char const * const tsptype[] =
94   { "ANY", "ADJTIME", "ACK", "MASTERREQ", "MASTERACK", "SETTIME", "MASTERUP",
95   "SLAVEUP", "ELECTION", "ACCEPT", "REFUSE", "CONFLICT", "RESOLVE", "QUIT",
96   "DATE", "DATEREQ", "DATEACK", "TRACEON", "TRACEOFF", "MSITE", "MSITEREQ",
97   "TEST", "SETDATE", "SETDATEREQ", "LOOP" };
98 _Static_assert(sizeof(tsptype) / sizeof(const char *) == TSPTYPENUMBER,
99     "Size of tsptype does not match TSPTYPENUMBER");
100 #endif
101 
102 #endif /* !_TIMED_H_ */
103