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 (c) 2001 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <stdio.h>
30#include <sys/types.h>
31
32#include <at.h>
33#include <snoop.h>
34
35void
36interpret_aecho(int flags, struct ddp_hdr *ddp, int len)
37{
38	char *data;
39
40	data = (char *)ddp + DDPHDR_SIZE;
41
42	if (flags & F_SUM) {
43		if (len < DDPHDR_SIZE + 1) {
44			(void) snprintf(get_sum_line(), MAXLINE,
45			    "AECHO (short packet)");
46			return;
47		}
48
49		(void) snprintf(get_sum_line(), MAXLINE,
50		    "AECHO F=%s LEN=%d",
51		    *data == AEP_REQ ? "Request" : "Reply",
52		    len);
53	}
54
55	if (flags & F_DTAIL) {
56		if (len < DDPHDR_SIZE + 1) {
57			(void) snprintf(get_line(0, 0), get_line_remain(),
58			    "AECHO (short packet)");
59			return;
60		}
61
62		show_header("AECHO:  ", "AECHO Header", len);
63		show_space();
64
65		(void) snprintf(get_line(0, 0), get_line_remain(),
66		    "Func = %d (%s)",
67		    data[0],
68		    data[0] == AEP_REQ ? "Request" : "Reply");
69		(void) snprintf(get_line(0, 0), get_line_remain(),
70		    "Length = %d", len);
71	}
72}
73