1 /*
2  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3  * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice, this list of
9  * conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12  * of conditions and the following disclaimer in the documentation and/or other materials
13  * provided with the distribution.
14  *
15  * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16  * to endorse or promote products derived from this software without specific prior written
17  * permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include "lt_net_netdb.h"
33 
GetHostByAddrRTest(void)34 static int GetHostByAddrRTest(void)
35 {
36     struct in_addr ia;
37     struct hostent addr, *result = NULL;
38     char buf[1024];
39     char buf1[1];
40     int err, ret;
41     int length = 4;
42 
43     ia.s_addr = inet_addr("127.0.0.1");
44     ret = gethostbyaddr_r(&ia, sizeof ia, AF_INET, &addr, buf, sizeof buf, &result, &err);
45     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
46     ICUNIT_ASSERT_NOT_EQUAL(result, NULL, -1);
47     ICUNIT_ASSERT_EQUAL(result->h_addrtype, AF_INET, result->h_addrtype);
48     ICUNIT_ASSERT_STRING_EQUAL(result->h_name, "localhost", -1);
49     ICUNIT_ASSERT_EQUAL(result->h_length, length, -1);
50 
51     errno = 0;
52     ia.s_addr = inet_addr("127.0.0.0");
53     ret = gethostbyaddr_r(&ia, sizeof ia, AF_INET, &addr, buf, sizeof buf, &result, &err);
54     ICUNIT_ASSERT_EQUAL(errno, EINVAL, errno);
55 
56     ret = gethostbyaddr_r(&ia, sizeof ia, AF_INET, &addr, buf, sizeof buf, &result, &err);
57     ICUNIT_ASSERT_EQUAL(errno, EINVAL, errno);
58 
59     ret = gethostbyaddr_r(&ia, sizeof ia, AF_INET, &addr, buf1, sizeof buf1, &result, &err);
60     ICUNIT_ASSERT_EQUAL(ret, ERANGE, ret);
61 
62     return ICUNIT_SUCCESS;
63 }
64 
NetNetDbTest005(void)65 void NetNetDbTest005(void)
66 {
67     TEST_ADD_CASE(__FUNCTION__, GetHostByAddrRTest, TEST_POSIX, TEST_TCP, TEST_LEVEL0, TEST_FUNCTION);
68 }
69