1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate *
4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate * with the License.
8*7c478bd9Sstevel@tonic-gate *
9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate *
14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate *
20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate * Copyright 1997 Sun Microsystems, Inc. All rights reserved.
24*7c478bd9Sstevel@tonic-gate * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate */
26*7c478bd9Sstevel@tonic-gate
27*7c478bd9Sstevel@tonic-gate /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
28*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */
29*7c478bd9Sstevel@tonic-gate
30*7c478bd9Sstevel@tonic-gate /*
31*7c478bd9Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988
32*7c478bd9Sstevel@tonic-gate * The Regents of the University of California
33*7c478bd9Sstevel@tonic-gate * All Rights Reserved
34*7c478bd9Sstevel@tonic-gate *
35*7c478bd9Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from
36*7c478bd9Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its
37*7c478bd9Sstevel@tonic-gate * contributors.
38*7c478bd9Sstevel@tonic-gate */
39*7c478bd9Sstevel@tonic-gate
40*7c478bd9Sstevel@tonic-gate /*
41*7c478bd9Sstevel@tonic-gate * This file handles haggling with the various talk daemons to
42*7c478bd9Sstevel@tonic-gate * get a socket to talk to. sockt is opened and connected in
43*7c478bd9Sstevel@tonic-gate * the progress
44*7c478bd9Sstevel@tonic-gate */
45*7c478bd9Sstevel@tonic-gate
46*7c478bd9Sstevel@tonic-gate #include "talk_ctl.h"
47*7c478bd9Sstevel@tonic-gate #include <libintl.h>
48*7c478bd9Sstevel@tonic-gate
49*7c478bd9Sstevel@tonic-gate struct sockaddr_in daemon_addr = { AF_INET };
50*7c478bd9Sstevel@tonic-gate struct sockaddr_in ctl_addr = { AF_INET };
51*7c478bd9Sstevel@tonic-gate struct sockaddr_in my_addr = { AF_INET };
52*7c478bd9Sstevel@tonic-gate
53*7c478bd9Sstevel@tonic-gate /* inet addresses of the two machines */
54*7c478bd9Sstevel@tonic-gate struct in_addr my_machine_addr;
55*7c478bd9Sstevel@tonic-gate struct in_addr rem_machine_addr;
56*7c478bd9Sstevel@tonic-gate
57*7c478bd9Sstevel@tonic-gate u_short daemon_port; /* port number of the talk daemon */
58*7c478bd9Sstevel@tonic-gate
59*7c478bd9Sstevel@tonic-gate int ctl_sockt;
60*7c478bd9Sstevel@tonic-gate int sockt;
61*7c478bd9Sstevel@tonic-gate int invitation_waiting = 0;
62*7c478bd9Sstevel@tonic-gate
63*7c478bd9Sstevel@tonic-gate CTL_MSG msg;
64*7c478bd9Sstevel@tonic-gate
65*7c478bd9Sstevel@tonic-gate void
open_sockt()66*7c478bd9Sstevel@tonic-gate open_sockt()
67*7c478bd9Sstevel@tonic-gate {
68*7c478bd9Sstevel@tonic-gate socklen_t length;
69*7c478bd9Sstevel@tonic-gate
70*7c478bd9Sstevel@tonic-gate my_addr.sin_addr = my_machine_addr;
71*7c478bd9Sstevel@tonic-gate my_addr.sin_port = 0;
72*7c478bd9Sstevel@tonic-gate
73*7c478bd9Sstevel@tonic-gate sockt = socket(AF_INET, SOCK_STREAM, 0);
74*7c478bd9Sstevel@tonic-gate
75*7c478bd9Sstevel@tonic-gate if (sockt <= 0) {
76*7c478bd9Sstevel@tonic-gate p_error(gettext("Bad socket"));
77*7c478bd9Sstevel@tonic-gate }
78*7c478bd9Sstevel@tonic-gate
79*7c478bd9Sstevel@tonic-gate if (bind(sockt, (struct sockaddr *)&my_addr, sizeof (my_addr)) != 0) {
80*7c478bd9Sstevel@tonic-gate p_error(gettext("Binding local socket"));
81*7c478bd9Sstevel@tonic-gate }
82*7c478bd9Sstevel@tonic-gate
83*7c478bd9Sstevel@tonic-gate length = (socklen_t) sizeof (my_addr);
84*7c478bd9Sstevel@tonic-gate
85*7c478bd9Sstevel@tonic-gate if (getsockname(sockt, (struct sockaddr *)&my_addr, &length) == -1) {
86*7c478bd9Sstevel@tonic-gate p_error(gettext("Bad address for socket"));
87*7c478bd9Sstevel@tonic-gate }
88*7c478bd9Sstevel@tonic-gate }
89*7c478bd9Sstevel@tonic-gate
90*7c478bd9Sstevel@tonic-gate /* open the ctl socket */
91*7c478bd9Sstevel@tonic-gate
92*7c478bd9Sstevel@tonic-gate void
open_ctl()93*7c478bd9Sstevel@tonic-gate open_ctl()
94*7c478bd9Sstevel@tonic-gate {
95*7c478bd9Sstevel@tonic-gate socklen_t length;
96*7c478bd9Sstevel@tonic-gate
97*7c478bd9Sstevel@tonic-gate ctl_addr.sin_port = 0;
98*7c478bd9Sstevel@tonic-gate ctl_addr.sin_addr = my_machine_addr;
99*7c478bd9Sstevel@tonic-gate
100*7c478bd9Sstevel@tonic-gate ctl_sockt = socket(AF_INET, SOCK_DGRAM, 0);
101*7c478bd9Sstevel@tonic-gate
102*7c478bd9Sstevel@tonic-gate if (ctl_sockt <= 0) {
103*7c478bd9Sstevel@tonic-gate p_error(gettext("Bad socket"));
104*7c478bd9Sstevel@tonic-gate }
105*7c478bd9Sstevel@tonic-gate
106*7c478bd9Sstevel@tonic-gate if (bind(ctl_sockt, (struct sockaddr *)&ctl_addr, sizeof (ctl_addr))
107*7c478bd9Sstevel@tonic-gate != 0) {
108*7c478bd9Sstevel@tonic-gate p_error(gettext("Couldn't bind to control socket"));
109*7c478bd9Sstevel@tonic-gate }
110*7c478bd9Sstevel@tonic-gate
111*7c478bd9Sstevel@tonic-gate length = (socklen_t) sizeof (ctl_addr);
112*7c478bd9Sstevel@tonic-gate if (getsockname(ctl_sockt, (struct sockaddr *)&ctl_addr, &length)
113*7c478bd9Sstevel@tonic-gate == -1) {
114*7c478bd9Sstevel@tonic-gate p_error(gettext("Bad address for ctl socket"));
115*7c478bd9Sstevel@tonic-gate }
116*7c478bd9Sstevel@tonic-gate }
117*7c478bd9Sstevel@tonic-gate
118*7c478bd9Sstevel@tonic-gate /* print_addr is a debug print routine */
119*7c478bd9Sstevel@tonic-gate
120*7c478bd9Sstevel@tonic-gate void
print_addr(addr)121*7c478bd9Sstevel@tonic-gate print_addr(addr)
122*7c478bd9Sstevel@tonic-gate struct sockaddr_in addr;
123*7c478bd9Sstevel@tonic-gate {
124*7c478bd9Sstevel@tonic-gate int i;
125*7c478bd9Sstevel@tonic-gate
126*7c478bd9Sstevel@tonic-gate printf("addr = %x, port = %o, family = %o zero = ",
127*7c478bd9Sstevel@tonic-gate addr.sin_addr, (int)addr.sin_port, addr.sin_family);
128*7c478bd9Sstevel@tonic-gate
129*7c478bd9Sstevel@tonic-gate for (i = 0; i < 8; i++) {
130*7c478bd9Sstevel@tonic-gate printf("%o ", (int)addr.sin_zero[i]);
131*7c478bd9Sstevel@tonic-gate }
132*7c478bd9Sstevel@tonic-gate putchar('\n');
133*7c478bd9Sstevel@tonic-gate }
134