1 /* $NetBSD: t_getprotoent.c,v 1.2 2012/04/04 10:03:53 joerg Exp $ */
2 
3 /*-
4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jukka Ruohonen.
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_getprotoent.c,v 1.2 2012/04/04 10:03:53 joerg Exp $");
33 
34 #include <atf-c.h>
35 #include <netdb.h>
36 #include <limits.h>
37 #include <stdio.h>
38 #include <string.h>
39 
40 static const struct {
41 	const char *name;
42 	int	    number;
43 } protos[] = {
44 
45 	{ "icmp", 1 },	{ "tcp", 6 },	{ "udp", 17 },	{ "gre", 47 },
46 	{ "esp", 50 },	{ "ah", 51 },	{ "sctp", 132},	{ "ipv6-icmp", 58 }
47 };
48 
49 ATF_TC(endprotoent_rewind);
50 ATF_TC_HEAD(endprotoent_rewind, tc)
51 {
52 	atf_tc_set_md_var(tc, "descr", "Check that endprotoent(3) rewinds");
53 }
54 
55 ATF_TC_BODY(endprotoent_rewind, tc)
56 {
57 	struct protoent *p;
58 	int i = 0;
59 
60 	setprotoent(0);
61 
62 	while ((p = getprotoent()) != NULL && i <= 10) {
63 		ATF_REQUIRE(p->p_proto == i);
64 		i++;
65 	}
66 
67 	i = 0;
68 	endprotoent();
69 
70 	while ((p = getprotoent()) != NULL && i <= 10) {
71 		ATF_REQUIRE(p->p_proto == i);
72 		i++;
73 	}
74 
75 	endprotoent();
76 }
77 
78 ATF_TC(getprotobyname_basic);
79 ATF_TC_HEAD(getprotobyname_basic, tc)
80 {
81 	atf_tc_set_md_var(tc, "descr", "A naive test of getprotobyname(3)");
82 }
83 
84 ATF_TC_BODY(getprotobyname_basic, tc)
85 {
86 	struct protoent *p;
87 	size_t i;
88 
89 	for (i = 0; i < __arraycount(protos); i++) {
90 
91 		p = getprotobyname(protos[i].name);
92 
93 		ATF_REQUIRE(p != NULL);
94 		ATF_REQUIRE(p->p_proto == protos[i].number);
95 		ATF_REQUIRE(strcmp(p->p_name, protos[i].name) == 0);
96 	}
97 
98 	endprotoent();
99 }
100 
101 ATF_TC(getprotobyname_err);
102 ATF_TC_HEAD(getprotobyname_err, tc)
103 {
104 	atf_tc_set_md_var(tc, "descr", "Test EOF from getprotobyname(3)");
105 }
106 
107 ATF_TC_BODY(getprotobyname_err, tc)
108 {
109 	static const char * name[] =
110 	    { "xxx", "yyy", "xyz", ".as.d}9x.._?!!#\xa4,\xa8^//&%%,",
111 	      "0", "", "tCp", "uDp", "t c p", "tcp ", " tcp" };
112 
113 	size_t i;
114 
115 	for (i = 0; i < __arraycount(name); i++)
116 		ATF_REQUIRE(getprotobyname(name[i]) == NULL);
117 
118 	endprotoent();
119 }
120 
121 ATF_TC(getprotobynumber_basic);
122 ATF_TC_HEAD(getprotobynumber_basic, tc)
123 {
124 	atf_tc_set_md_var(tc, "descr", "A naive test of getprotobynumber(3)");
125 }
126 
127 ATF_TC_BODY(getprotobynumber_basic, tc)
128 {
129 	struct protoent *p;
130 	size_t i;
131 
132 	/*
133 	 * No ATF_CHECK() due static storage.
134 	 */
135 	for (i = 0; i < __arraycount(protos); i++) {
136 
137 		p = getprotobynumber(protos[i].number);
138 
139 		ATF_REQUIRE(p != NULL);
140 		ATF_REQUIRE(p->p_proto == protos[i].number);
141 		ATF_REQUIRE(strcmp(p->p_name, protos[i].name) == 0);
142 	}
143 
144 	endprotoent();
145 }
146 
147 ATF_TC(getprotobynumber_err);
148 ATF_TC_HEAD(getprotobynumber_err, tc)
149 {
150 	atf_tc_set_md_var(tc, "descr", "Test EOF from getprotobynumber(3)");
151 }
152 
153 ATF_TC_BODY(getprotobynumber_err, tc)
154 {
155 	static const int number[] = { -1, -99999, INT_MAX, 1000000000 };
156 	size_t i;
157 
158 	for (i = 0; i < __arraycount(number); i++)
159 		ATF_REQUIRE(getprotobynumber(number[i]) == NULL);
160 
161 	endprotoent();
162 }
163 
164 ATF_TC(getprotoent_next);
165 ATF_TC_HEAD(getprotoent_next, tc)
166 {
167 	atf_tc_set_md_var(tc, "descr", "getprotoent(3) returns next line?");
168 }
169 
170 ATF_TC_BODY(getprotoent_next, tc)
171 {
172 	struct protoent *p;
173 	int i = 0;
174 
175 	/*
176 	 * The range [0, 60] is already reserved by IANA.
177 	 */
178 	while ((p = getprotoent()) != NULL && i <= 60) {
179 		ATF_CHECK(p->p_proto == i);
180 		i++;
181 	}
182 
183 	endprotoent();
184 }
185 
186 ATF_TC(setprotoent_rewind);
187 ATF_TC_HEAD(setprotoent_rewind, tc)
188 {
189 	atf_tc_set_md_var(tc, "descr", "Check that setprotoent(3) rewinds");
190 }
191 
192 ATF_TC_BODY(setprotoent_rewind, tc)
193 {
194 	struct protoent *p;
195 
196 	setprotoent(0);
197 
198 	p = getprotoent();
199 	ATF_REQUIRE(p->p_proto == 0);
200 
201 	p = getprotoent();
202 	ATF_REQUIRE(p->p_proto == 1);
203 
204 	p = getprotoent();
205 	ATF_REQUIRE(p->p_proto == 2);
206 
207 	setprotoent(0);
208 
209 	p = getprotoent();
210 	ATF_REQUIRE(p->p_proto == 0);
211 
212 	p = getprotoent();
213 	ATF_REQUIRE(p->p_proto == 1);
214 
215 	p = getprotoent();
216 	ATF_REQUIRE(p->p_proto == 2);
217 
218 	endprotoent();
219 }
220 
221 ATF_TP_ADD_TCS(tp)
222 {
223 
224 	ATF_TP_ADD_TC(tp, getprotobyname_basic);
225 	ATF_TP_ADD_TC(tp, getprotobyname_err);
226 	ATF_TP_ADD_TC(tp, getprotobynumber_basic);
227 	ATF_TP_ADD_TC(tp, getprotobynumber_err);
228 	ATF_TP_ADD_TC(tp, endprotoent_rewind);
229 	ATF_TP_ADD_TC(tp, getprotoent_next);
230 	ATF_TP_ADD_TC(tp, setprotoent_rewind);
231 
232 	return atf_no_error();
233 }
234