1 /*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <gtest/gtest.h>
18
19 #include <arpa/inet.h>
20
TEST(arpa_inet,inet_addr)21 TEST(arpa_inet, inet_addr) {
22 ASSERT_EQ((htonl)(0x7f000001), inet_addr("127.0.0.1"));
23 }
24
TEST(arpa_inet,inet_aton)25 TEST(arpa_inet, inet_aton) {
26 in_addr a;
27 ASSERT_EQ(1, inet_aton("127.0.0.1", &a));
28 ASSERT_EQ((htonl)(0x7f000001), a.s_addr);
29 }
30
TEST(arpa_inet,inet_lnaof)31 TEST(arpa_inet, inet_lnaof) {
32 in_addr a = { htonl(0x12345678) };
33 ASSERT_EQ(0x00345678U, inet_lnaof(a));
34 }
35
TEST(arpa_inet,inet_makeaddr)36 TEST(arpa_inet, inet_makeaddr) {
37 in_addr a = inet_makeaddr(0x12U, 0x345678);
38 ASSERT_EQ((htonl)(0x12345678), a.s_addr);
39 }
40
TEST(arpa_inet,inet_netof)41 TEST(arpa_inet, inet_netof) {
42 in_addr a = { htonl(0x12345678) };
43 ASSERT_EQ(0x12U, inet_netof(a));
44 }
45
TEST(arpa_inet,inet_network)46 TEST(arpa_inet, inet_network) {
47 ASSERT_EQ(0x7f000001U, inet_network("127.0.0.1"));
48 }
49
TEST(arpa_inet,inet_ntoa)50 TEST(arpa_inet, inet_ntoa) {
51 in_addr a = { (htonl)(0x7f000001) };
52 ASSERT_STREQ("127.0.0.1", inet_ntoa(a));
53 }
54
TEST(arpa_inet,inet_pton__inet_ntop)55 TEST(arpa_inet, inet_pton__inet_ntop) {
56 sockaddr_storage ss;
57 ASSERT_EQ(1, inet_pton(AF_INET, "127.0.0.1", &ss));
58
59 char s[INET_ADDRSTRLEN];
60 ASSERT_STREQ("127.0.0.1", inet_ntop(AF_INET, &ss, s, INET_ADDRSTRLEN));
61 }
62
TEST(arpa_inet,inet_ntop_overflow)63 TEST(arpa_inet, inet_ntop_overflow) {
64 // OpenBSD's inet_ntop had a bug where passing a 'size' larger than INET_ADDRSTRLEN
65 // for AF_INET or INET6_ADDRSTRLEN for AF_INET6 would cause inet_ntop to overflow an
66 // internal buffer.
67
68 sockaddr_storage ss4;
69 ASSERT_EQ(1, inet_pton(AF_INET, "127.0.0.1", &ss4));
70
71 sockaddr_storage ss6;
72 ASSERT_EQ(1, inet_pton(AF_INET6, "::1", &ss6));
73
74 char s4[INET_ADDRSTRLEN];
75 char s6[INET6_ADDRSTRLEN];
76 ASSERT_STREQ("127.0.0.1", inet_ntop(AF_INET, &ss4, s4, INET_ADDRSTRLEN));
77 ASSERT_STREQ("127.0.0.1", inet_ntop(AF_INET, &ss4, s4, 2*INET_ADDRSTRLEN));
78 ASSERT_STREQ("::1", inet_ntop(AF_INET6, &ss6, s6, INET_ADDRSTRLEN));
79 ASSERT_STREQ("::1", inet_ntop(AF_INET6, &ss6, s6, INET6_ADDRSTRLEN));
80 ASSERT_STREQ("::1", inet_ntop(AF_INET6, &ss6, s6, 2*INET6_ADDRSTRLEN));
81 }
82