usr/src/cmd/cmd-inet/usr.sbin/in.talkd/ctl.h

   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  * Copyright 2002 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25
  26 /*
  27  * Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T
  28  * All Rights Reserved.
  29  */
  30
  31 /*
  32  * University Copyright- Copyright (c) 1982, 1986, 1988
  33  * The Regents of the University of California.
  34  * All Rights Reserved.
  35  *
  36  * University Acknowledgment- Portions of this document are derived from
  37  * software developed by the University of California, Berkeley, and its
  38  * contributors.
  39  */
  40
  41 #ifndef _CTL_H
  42 #define _CTL_H
  43
  44 #pragma ident   "%Z%%M% %I%     %E% SMI"
  45
  46 /*
  47  * ctl.h describes the structure that talk and talkd pass back
  48  * and forth.
  49  */
  50
  51 #ifdef __cplusplus
  52 extern "C" {
  53 #endif
  54
  55 #include <sys/types.h>
  56 #include <sys/socket.h>
  57 #include <netinet/in.h>
  58 #include <netdb.h>
  59
  60 #define NAME_SIZE 9
  61 #define TTY_SIZE 16
  62 #define HOST_NAME_LENGTH 256
  63
  64 /*
  65  * Maximum time an invitation is saved by the talk daemons.
  66  */
  67 #define MAX_LIFE 60
  68 /*
  69  * Time to wait before refreshing invitation should be 10's of seconds less
  70  * than MAX_LIFE.
  71  */
  72 #define RING_WAIT 30
  73
  74 /*
  75  * The values for type.
  76  */
  77 #define LEAVE_INVITE 0
  78 #define LOOK_UP 1
  79 #define DELETE 2
  80 #define ANNOUNCE 3
  81
  82 /*
  83  * The values for answer.
  84  */
  85 #define SUCCESS 0
  86 #define NOT_HERE 1
  87 #define FAILED 2
  88 #define MACHINE_UNKNOWN 3
  89 #define PERMISSION_DENIED 4
  90 #define UNKNOWN_REQUEST 5
  91
  92 typedef struct ctl_response CTL_RESPONSE;
  93
  94 struct ctl_response {
  95     char type;
  96     char answer;
  97     int id_num;
  98     struct sockaddr_in addr;
  99 };
 100
 101 typedef struct ctl_msg CTL_MSG;
 102
 103 struct ctl_msg {
 104     char type;
 105     char l_name[NAME_SIZE];
 106     char r_name[NAME_SIZE];
 107     int id_num;
 108     pid_t pid;
 109     char r_tty[TTY_SIZE];
 110     struct sockaddr_in addr;
 111     struct sockaddr_in ctl_addr;
 112 };
 113
 114 #ifdef __cplusplus
 115 }
 116 #endif
 117
 118 #endif /* _CTL_H */