1 /*
2 *
3 * Copyright (c) International Business Machines Corp., 2001
4 * Author: David L Stevens
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
14 * the GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20 /*
21 * Description:
22 * Verify that in6 and sockaddr fields are present. Most of these are
23 * "PASS" if they just compile.
24 */
25
26 #include <stdio.h>
27 #include <unistd.h>
28 #include <errno.h>
29
30 #include <netinet/in.h>
31 #include <arpa/inet.h>
32
33 #include "test.h"
34
35 static struct {
36 char *addr;
37 int ismap;
38 } maptab[] = {
39 { "2002::1", 0 },
40 { "::ffff:10.0.0.1", 1 },
41 { "::fffe:10.0.0.1", 0 },
42 { "::7fff:10.0.0.1", 0 },
43 { "0:0:0:0:0:0:ffff:0a001", 0 },
44 { "0:0:1:0:0:0:ffff:0a001", 0 },
45 };
46
47 #define MAPSIZE (sizeof(maptab)/sizeof(maptab[0]))
48
49 static struct {
50 char *addr;
51 } sstab[] = {
52 { "2002::1" },
53 { "10.0.0.1" },
54 { "::ffff:10.0.0.1" },
55 { "::1" },
56 { "::" },
57 };
58
59 #define SSSIZE (sizeof(sstab)/sizeof(sstab[0]))
60
61 static void setup(void);
62 static void test_in6_addr(void);
63 static void test_sockaddr_in6(void);
64 static void test_global_in6_def(void);
65 static void test_in6_is_addr_v4mapped(void);
66 static void test_sockaddr_storage(void);
67
68 static void (*testfunc[])(void) = { test_in6_addr,
69 test_sockaddr_in6, test_global_in6_def,
70 test_in6_is_addr_v4mapped, test_sockaddr_storage };
71
72 char *TCID = "in6_01";
73 int TST_TOTAL = ARRAY_SIZE(testfunc);
74
main(int argc,char * argv[])75 int main(int argc, char *argv[])
76 {
77 int lc;
78 int i;
79
80 tst_parse_opts(argc, argv, NULL, NULL);
81
82 setup();
83
84 for (lc = 0; TEST_LOOPING(lc); lc++) {
85 tst_count = 0;
86
87 for (i = 0; i < TST_TOTAL; i++)
88 (*testfunc[i])();
89 }
90
91 tst_exit();
92 }
93
setup(void)94 static void setup(void)
95 {
96 TEST_PAUSE;
97 }
98
99 /* struct in6_addr tests */
test_in6_addr(void)100 static void test_in6_addr(void)
101 {
102 uint8_t ui8 = 1;
103 struct in6_addr in6;
104
105 in6.s6_addr[0] = ui8;
106 tst_resm(TINFO, "type of in6.s6_addr[0] is uint8_t");
107 if (sizeof(in6.s6_addr) != 16)
108 tst_resm(TFAIL, "sizeof(in6.s6_addr) != 16");
109 else
110 tst_resm(TPASS, "sizeof(in6.s6_addr) == 16");
111 }
112
113 /* struct sockaddr_in6 tests */
test_sockaddr_in6(void)114 static void test_sockaddr_in6(void)
115 {
116 uint8_t ui8 = 1;
117 uint32_t ui16 = 2;
118 uint32_t ui32 = 3;
119 struct in6_addr in6;
120 struct sockaddr_in6 sin6;
121
122 in6.s6_addr[0] = ui8;
123 sin6.sin6_family = AF_INET6;
124 sin6.sin6_port = ui16;
125 sin6.sin6_flowinfo = ui32;
126 sin6.sin6_addr = in6;
127 sin6.sin6_scope_id = ui32;
128 tst_resm(TPASS, "all sockaddr_in6 fields present and correct");
129 }
130
131 /* initializers and global in6 definitions tests */
test_global_in6_def(void)132 static void test_global_in6_def(void)
133 {
134 struct in6_addr ina6 = IN6ADDR_ANY_INIT;
135 struct in6_addr inl6 = IN6ADDR_LOOPBACK_INIT;
136
137 tst_resm(TINFO, "IN6ADDR_ANY_INIT present");
138 if (memcmp(&ina6, &in6addr_any, sizeof(ina6)) == 0) {
139 tst_resm(TINFO, "in6addr_any present and correct");
140 } else {
141 tst_resm(TFAIL, "in6addr_any incorrect value");
142 return;
143 }
144
145 tst_resm(TINFO, "IN6ADDR_LOOPBACK_INIT present");
146 if (memcmp(&inl6, &in6addr_loopback, sizeof(inl6)) == 0) {
147 tst_resm(TINFO, "in6addr_loopback present and correct");
148 } else {
149 tst_resm(TFAIL, "in6addr_loopback incorrect value");
150 return;
151 }
152 if (inet_pton(AF_INET6, "::1", &inl6) <= 0)
153 tst_brkm(TBROK | TERRNO, NULL, "inet_pton(\"::1\")");
154 if (memcmp(&inl6, &in6addr_loopback, sizeof(inl6)) == 0) {
155 tst_resm(TINFO, "in6addr_loopback in network byte order");
156 } else {
157 tst_resm(TFAIL, "in6addr_loopback has wrong byte order");
158 return;
159 }
160
161 tst_resm(TPASS, "global in6 definitions tests succeed");
162 }
163
164 /* IN6_IS_ADDR_V4MAPPED tests */
test_in6_is_addr_v4mapped(void)165 static void test_in6_is_addr_v4mapped(void)
166 {
167 unsigned int i;
168 struct in6_addr in6;
169
170 for (i = 0; i < MAPSIZE; ++i) {
171 if (inet_pton(AF_INET6, maptab[i].addr, &in6) <= 0) {
172 tst_brkm(TBROK | TERRNO, NULL,
173 "\"%s\" is not a valid IPv6 address",
174 maptab[i].addr);
175 }
176 TEST(IN6_IS_ADDR_V4MAPPED(in6.s6_addr));
177 if (TEST_RETURN == maptab[i].ismap) {
178 tst_resm(TINFO, "IN6_IS_ADDR_V4MAPPED(\"%s\") %ld",
179 maptab[i].addr, TEST_RETURN);
180 } else {
181 tst_resm(TFAIL, "IN6_IS_ADDR_V4MAPPED(\"%s\") %ld",
182 maptab[i].addr, TEST_RETURN);
183 return;
184 }
185 }
186
187 tst_resm(TPASS, "IN6_IS_ADDR_V4MAPPED tests succeed");
188 }
189
190 /* sockaddr_storage tests */
test_sockaddr_storage(void)191 static void test_sockaddr_storage(void)
192 {
193 unsigned int i;
194 struct sockaddr_storage ss;
195
196 if (sizeof(ss) <= sizeof(struct sockaddr_in) ||
197 sizeof(ss) <= sizeof(struct sockaddr_in6))
198 tst_brkm(TBROK, NULL, "sockaddr_storage too small");
199
200 for (i = 0; i < SSSIZE; ++i) {
201 struct sockaddr_in *psin = (struct sockaddr_in *)&ss;
202 struct sockaddr_in6 *psin6 = (struct sockaddr_in6 *)&ss;
203 int rv;
204 uint8_t af;
205
206 af = psin->sin_family = AF_INET;
207 rv = inet_pton(AF_INET, sstab[i].addr, &psin->sin_addr);
208 if (rv == 0) {
209 af = psin6->sin6_family = AF_INET6;
210 rv = inet_pton(AF_INET6, sstab[i].addr,
211 &psin6->sin6_addr);
212 }
213 if (rv <= 0) {
214 tst_brkm(TBROK, NULL,
215 "\"%s\" is not a valid address", sstab[i].addr);
216 }
217 if (ss.ss_family == af) {
218 tst_resm(TINFO, "\"%s\" is AF_INET%s",
219 sstab[i].addr, af == AF_INET ? "" : "6");
220 } else {
221 tst_resm(TFAIL, "\"%s\" ss_family (%d) != AF_INET%s",
222 sstab[i].addr, af, af == AF_INET ? "" : "6");
223 }
224 }
225
226 tst_resm(TPASS, "sockaddr_storage tests succeed");
227 }
228