HAMMER VFS - Major retooling of the refcount mechanics, and fix a deadlock
[dragonfly.git] / include / protocols / timed.h
blob996e6abbb548ecd59addde5be151e4853cf5be7c
1 /*
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
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. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
33 * @(#)timed.h 8.1 (Berkeley) 6/2/93
34 * $DragonFly: src/include/protocols/timed.h,v 1.2 2004/09/26 16:09:48 joerg Exp $
37 #ifndef _PROTOCOLS_TIMED_H_
38 #define _PROTOCOLS_TIMED_H_
41 * Time Synchronization Protocol
44 #define TSPVERSION 1
45 #define ANYADDR NULL
47 struct tsp {
48 u_char tsp_type;
49 u_char tsp_vers;
50 u_short tsp_seq;
51 union {
52 struct timeval tspu_time;
53 char tspu_hopcnt;
54 } tsp_u;
55 char tsp_name[MAXHOSTNAMELEN];
58 #define tsp_time tsp_u.tspu_time
59 #define tsp_hopcnt tsp_u.tspu_hopcnt
62 * Command types.
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 */
90 #define TSPTYPENUMBER 25
92 #ifdef TSPTYPES
93 const char *tsptype[TSPTYPENUMBER] =
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 #endif
100 #endif /* !_TIMED_H_ */