t_print.c revision 313680 
1/*	$NetBSD: t_print.c,v 1.2 2016/08/27 11:30:49 christos Exp $	*/
2
3/*-
4 * Copyright (c) 2014 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Christos Zoulas.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31#include <sys/cdefs.h>
32__RCSID("$NetBSD: t_print.c,v 1.2 2016/08/27 11:30:49 christos Exp $");
33
34#include "net/dl_print.c"
35
36#include <atf-c.h>
37
38static const struct {
39	struct dl_addr ia;
40	const char *str;
41	int len;
42} tst[] = {
43	{
44		{
45			.dl_type = 6,
46			.dl_nlen = 0,
47			.dl_alen = 6,
48			.dl_slen = 0,
49			.dl_data = {
50			    (char)0x01, (char)0xa2, (char)0x03,
51			    (char)0xc4, (char)0x05, (char)0xf6,
52			},
53		},
54		"/6#01:a2:03:c4:05:f6",
55		20,
56	},
57	{
58		{
59			.dl_type = 24,
60			.dl_nlen = 3,
61			.dl_alen = 6,
62			.dl_slen = 0,
63			.dl_data = {
64			    'l', 'o', '0',
65			    (char)0x11, (char)0x22, (char)0x33,
66			    (char)0x44, (char)0x55, (char)0x66,
67			},
68		},
69		"lo0/24#11:22:33:44:55:66",
70		24,
71	},
72	{
73		{
74			.dl_type = 24,
75			.dl_nlen = 7,
76			.dl_alen = 1,
77			.dl_slen = 0,
78			.dl_data = {
79			    'n', 'p', 'f', 'l', 'o', 'g', '0', (char)0xa5,
80			},
81		},
82		"npflog0/24#a5",
83		13,
84	},
85	{
86		{
87			.dl_type = 0,
88			.dl_nlen = 0,
89			.dl_alen = 0,
90			.dl_slen = 0,
91			.dl_data = {
92			    '\0'
93			},
94		},
95		"/0#",
96		3,
97	},
98};
99
100
101ATF_TC(dl_print);
102ATF_TC_HEAD(dl_print, tc)
103{
104
105	atf_tc_set_md_var(tc, "descr", "printing of link address");
106}
107
108ATF_TC_BODY(dl_print, tc)
109{
110	char buf[LINK_ADDRSTRLEN];
111	int r;
112	size_t l = sizeof(buf);
113
114	for (size_t i = 0; i < __arraycount(tst); i++) {
115		r = dl_print(buf, l, &tst[i].ia);
116		ATF_REQUIRE_STREQ(buf, tst[i].str);
117		ATF_REQUIRE_EQ(r, tst[i].len);
118	}
119
120	l = 4;
121	for (size_t i = 0; i < __arraycount(tst); i++) {
122		r = dl_print(buf, l, &tst[i].ia);
123		ATF_CHECK(strncmp(buf, tst[i].str, l - 1) == 0);
124		if (r > (int)l)
125			ATF_REQUIRE_EQ(buf[l - 1], '\0');
126		ATF_REQUIRE_EQ(r, tst[i].len);
127	}
128}
129
130ATF_TC(sdl_print);
131ATF_TC_HEAD(sdl_print, tc)
132{
133
134	atf_tc_set_md_var(tc, "descr", "printing of sockaddr_dl");
135}
136
137ATF_TC_BODY(sdl_print, tc)
138{
139	char buf[1024];
140	char res[1024];
141	int r, e;
142	size_t l = sizeof(buf);
143	struct sockaddr_dl sdl;
144
145	memset(&sdl, 0, sizeof(sdl));
146	for (size_t i = 0; i < __arraycount(tst); i++) {
147		memcpy(&sdl.sdl_addr, &tst[i].ia, sizeof(sdl.sdl_addr));
148		sdl.sdl_index = (uint16_t)i;
149		r = sdl_print(buf, l, &sdl);
150		if (i == 3)
151			e = snprintf(res, l, "link#%zu", i);
152		else
153			e = snprintf(res, l, "[%s]:%zu", tst[i].str, i);
154		ATF_REQUIRE_STREQ(buf, res);
155		ATF_REQUIRE_EQ(r, e);
156	}
157
158	l = 8;
159	for (size_t i = 0; i < __arraycount(tst); i++) {
160		memcpy(&sdl.sdl_addr, &tst[i].ia, sizeof(sdl.sdl_addr));
161		sdl.sdl_index = (uint16_t)i;
162		r = sdl_print(buf, l, &sdl);
163		if (i == 3)
164			e = snprintf(res, l, "link#%zu", i);
165		else
166			e = snprintf(res, l, "[%s]:%zu", tst[i].str, i);
167		ATF_REQUIRE_STREQ(buf, res);
168		ATF_REQUIRE_EQ(r, e);
169	}
170}
171
172ATF_TP_ADD_TCS(tp)
173{
174
175	ATF_TP_ADD_TC(tp, dl_print);
176	ATF_TP_ADD_TC(tp, sdl_print);
177	return atf_no_error();
178}
179