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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 /*
     23  * Copyright 1990 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 /*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
     28 /*	  All Rights Reserved  	*/
     29 
     30 /*
     31  * University Copyright- Copyright (c) 1982, 1986, 1988
     32  * The Regents of the University of California
     33  * All Rights Reserved
     34  *
     35  * University Acknowledgment- Portions of this document are derived from
     36  * software developed by the University of California, Berkeley, and its
     37  * contributors.
     38  */
     39 
     40 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     41 
     42 /* ctl.h describes the structure that talk and talkd pass back
     43    and forth
     44  */
     45 
     46 #include <sys/types.h>
     47 #include <sys/socket.h>
     48 #include <netinet/in.h>
     49 #include <netdb.h>
     50 
     51 #define NAME_SIZE 9
     52 #define TTY_SIZE 16
     53 #define HOST_NAME_LENGTH 256
     54 
     55 #define MAX_LIFE 60 /* maximum time an invitation is saved by the
     56 			 talk daemons */
     57 #define RING_WAIT 30  /* time to wait before refreshing invitation
     58 			 should be 10's of seconds less than MAX_LIFE */
     59 
     60     /* the values for type */
     61 
     62 #define LEAVE_INVITE 0
     63 #define LOOK_UP 1
     64 #define DELETE 2
     65 #define ANNOUNCE 3
     66 
     67     /* the values for answer */
     68 
     69 #define SUCCESS 0
     70 #define NOT_HERE 1
     71 #define FAILED 2
     72 #define MACHINE_UNKNOWN 3
     73 #define PERMISSION_DENIED 4
     74 #define UNKNOWN_REQUEST 5
     75 
     76 typedef struct ctl_response CTL_RESPONSE;
     77 
     78 struct ctl_response {
     79     char type;
     80     char answer;
     81     int id_num;
     82     struct sockaddr_in addr;
     83 };
     84 
     85 typedef struct ctl_msg CTL_MSG;
     86 
     87 struct ctl_msg {
     88     char type;
     89     char l_name[NAME_SIZE];
     90     char r_name[NAME_SIZE];
     91     int id_num;
     92     pid_t pid;
     93     char r_tty[TTY_SIZE];
     94     struct sockaddr_in addr;
     95     struct sockaddr_in ctl_addr;
     96 };
     97