1.\" $NetBSD: huntd.6,v 1.9 2009/03/11 13:01:49 joerg Exp $ 2.\" 3.\" huntd 4.\" 5.\" Copyright (c) 1983-2003, Regents of the University of California. 6.\" All rights reserved. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions are 10.\" met: 11.\" 12.\" + Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" + Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" + Neither the name of the University of California, San Francisco nor 18.\" the names of its contributors may be used to endorse or promote 19.\" products derived from this software without specific prior written 20.\" permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 23.\" IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 25.\" PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 26.\" OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 27.\" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 28.\" LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 32.\" OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33.\" 34.Dd April 4, 2001 35.Dt HUNTD 6 36.Os 37.Sh NAME 38.Nm huntd 39.Nd hunt daemon, back-end for hunt game 40.Sh SYNOPSIS 41.Nm 42.Op Fl s 43.Op Fl p Ar port 44.Sh DESCRIPTION 45.Nm 46controls the multi-player 47.Xr hunt 6 48game. 49When it starts up, it tries to notify all members of the 50.Em hunt-players 51mailing list (see 52.Xr sendmail 8 ) 53by faking a 54.Xr talk 1 55request from user 56.Dq Hunt Game . 57.Pp 58The 59.Fl s 60option is for running 61.Nm 62forever (server mode). 63This is similar to running it under the control of 64.Xr inetd 8 65(see below), but it consumes a process table entry when no one is playing. 66.Pp 67The 68.Fl p 69option changes the UDP port number used to rendezvous with the player 70process and thus allows for private games of hunt. 71This option turns off the notification of players on the 72.Em hunt-players 73mailing list. 74.Ss INETD 75To run 76.Nm 77from 78.Xr inetd 8 , 79you'll need to 80.\"put the 81.\".Nm hunt 82.\"service in 83.\".Pa /etc/services : 84.\".Bd -literal 85.\"hunt 26740/udp # multi-player/multi-host mazewars 86.\".Ed 87.\"and 88uncomment the following line in 89.Pa /etc/inetd.conf : 90.Bd -literal -offset indent -compact 91hunt dgram udp wait nobody /usr/games/huntd huntd 92.Ed 93Do not use any of the command line options; if you want 94.Xr inetd 8 95to start up 96.Nm 97on a private port, change the port listed for 98.Nm hunt 99in 100.Pa /etc/services . 101.Sh NETWORK RENDEZVOUS 102When 103.Xr hunt 6 104starts up, it broadcasts on the local area net 105(using the broadcast address for each interface) to find a 106.Nm hunt 107game in progress. 108If a 109.Nm 110hears the request, it sends back the port number for the 111.Nm hunt 112process to connect to. 113Otherwise, the 114.Nm hunt 115process starts up a 116.Nm 117on the local machine and tries to rendezvous with it. 118.Sh SEE ALSO 119.Xr talk 1 , 120.Xr hunt 6 , 121.Xr sendmail 8 122.Sh AUTHORS 123Conrad Huang, Ken Arnold, and Greg Couch; 124.br 125University of California, San Francisco, Computer Graphics Lab 126