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 2004 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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*7c478bd9Sstevel@tonic-gate 
29*7c478bd9Sstevel@tonic-gate /*
30*7c478bd9Sstevel@tonic-gate  * echo inetd service - both stream and dgram based.
31*7c478bd9Sstevel@tonic-gate  */
32*7c478bd9Sstevel@tonic-gate 
33*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
34*7c478bd9Sstevel@tonic-gate #include <sys/socket.h>
35*7c478bd9Sstevel@tonic-gate #include <unistd.h>
36*7c478bd9Sstevel@tonic-gate #include <stdio.h>
37*7c478bd9Sstevel@tonic-gate #include <netinet/in.h>
38*7c478bd9Sstevel@tonic-gate #include <inetsvc.h>
39*7c478bd9Sstevel@tonic-gate 
40*7c478bd9Sstevel@tonic-gate 
41*7c478bd9Sstevel@tonic-gate static void
echo_stream(int s,char * argv[])42*7c478bd9Sstevel@tonic-gate echo_stream(int s, char *argv[])
43*7c478bd9Sstevel@tonic-gate {
44*7c478bd9Sstevel@tonic-gate 	char	buffer[BUFSIZ];
45*7c478bd9Sstevel@tonic-gate 	int	i;
46*7c478bd9Sstevel@tonic-gate 
47*7c478bd9Sstevel@tonic-gate 	setproctitle("echo", s, argv);
48*7c478bd9Sstevel@tonic-gate 	while (((i = read(s, buffer, sizeof (buffer))) > 0) &&
49*7c478bd9Sstevel@tonic-gate 	    (safe_write(s, buffer, i) == 0)) {
50*7c478bd9Sstevel@tonic-gate 		;
51*7c478bd9Sstevel@tonic-gate 	}
52*7c478bd9Sstevel@tonic-gate }
53*7c478bd9Sstevel@tonic-gate 
54*7c478bd9Sstevel@tonic-gate static void
echo_dg(int s,const struct sockaddr * sap,int sa_size,const void * buf,size_t bufsiz)55*7c478bd9Sstevel@tonic-gate echo_dg(int s, const struct sockaddr *sap, int sa_size, const void *buf,
56*7c478bd9Sstevel@tonic-gate     size_t bufsiz)
57*7c478bd9Sstevel@tonic-gate {
58*7c478bd9Sstevel@tonic-gate 	(void) safe_sendto(s, buf, bufsiz, 0, sap, sa_size);
59*7c478bd9Sstevel@tonic-gate }
60*7c478bd9Sstevel@tonic-gate 
61*7c478bd9Sstevel@tonic-gate 
62*7c478bd9Sstevel@tonic-gate int
main(int argc,char * argv[])63*7c478bd9Sstevel@tonic-gate main(int argc, char *argv[])
64*7c478bd9Sstevel@tonic-gate {
65*7c478bd9Sstevel@tonic-gate 	char		buf[BUFSIZ];
66*7c478bd9Sstevel@tonic-gate 
67*7c478bd9Sstevel@tonic-gate 	opterr = 0;	/* disable getopt error msgs */
68*7c478bd9Sstevel@tonic-gate 	switch (getopt(argc, argv, "ds")) {
69*7c478bd9Sstevel@tonic-gate 	case 'd':
70*7c478bd9Sstevel@tonic-gate 		dg_template(echo_dg, STDIN_FILENO, buf, sizeof (buf));
71*7c478bd9Sstevel@tonic-gate 		break;
72*7c478bd9Sstevel@tonic-gate 	case 's':
73*7c478bd9Sstevel@tonic-gate 		echo_stream(STDIN_FILENO, argv);
74*7c478bd9Sstevel@tonic-gate 		break;
75*7c478bd9Sstevel@tonic-gate 	default:
76*7c478bd9Sstevel@tonic-gate 		return (1);
77*7c478bd9Sstevel@tonic-gate 	}
78*7c478bd9Sstevel@tonic-gate 
79*7c478bd9Sstevel@tonic-gate 	return (0);
80*7c478bd9Sstevel@tonic-gate }
81