/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* echo inetd service - both stream and dgram based.
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include <stdio.h>
#include <netinet/in.h>
#include <inetsvc.h>
static void
echo_stream(int s, char *argv[])
{
char buffer[BUFSIZ];
int i;
setproctitle("echo", s, argv);
while (((i = read(s, buffer, sizeof (buffer))) > 0) &&
(safe_write(s, buffer, i) == 0)) {
;
}
}
static void
echo_dg(int s, const struct sockaddr *sap, int sa_size, const void *buf,
size_t bufsiz)
{
(void) safe_sendto(s, buf, bufsiz, 0, sap, sa_size);
}
int
main(int argc, char *argv[])
{
char buf[BUFSIZ];
opterr = 0; /* disable getopt error msgs */
switch (getopt(argc, argv, "ds")) {
case 'd':
dg_template(echo_dg, STDIN_FILENO, buf, sizeof (buf));
break;
case 's':
echo_stream(STDIN_FILENO, argv);
break;
default:
return (1);
}
return (0);
}