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 #include "it_test_dynload.h"
32 #include <stdio.h>
33
34 #define LIBCSO_REAL_PATH "/lib/libc.so"
35 #define INVALID_MODE (-1)
36 #define MODE_WITHOUT_NOW_AND_LAZY (RTLD_NOLOAD | RTLD_GLOBAL | RTLD_LOCAL | RTLD_NODELETE)
37 #define INVALID_FILENAME (char *)((void *)0)
38
Testcase(void)39 static int Testcase(void)
40 {
41 int ret;
42 void *handle = nullptr;
43
44 handle = dlopen(LIBCSO_REAL_PATH, 0);
45 ICUNIT_ASSERT_EQUAL(handle, NULL, handle);
46
47 handle = dlopen(LIBCSO_REAL_PATH, INVALID_MODE);
48 ICUNIT_ASSERT_EQUAL(handle, NULL, handle);
49
50 handle = dlopen(LIBCSO_REAL_PATH, MODE_WITHOUT_NOW_AND_LAZY);
51 ICUNIT_ASSERT_EQUAL(handle, NULL, handle);
52
53 handle = dlopen(INVALID_FILENAME, 0);
54 ICUNIT_ASSERT_EQUAL(handle, NULL, handle);
55
56 handle = dlopen(INVALID_FILENAME, INVALID_MODE);
57 ICUNIT_ASSERT_EQUAL(handle, NULL, handle);
58
59 handle = dlopen(INVALID_FILENAME, MODE_WITHOUT_NOW_AND_LAZY);
60 ICUNIT_ASSERT_EQUAL(handle, NULL, handle);
61
62 handle = dlopen(INVALID_FILENAME, RTLD_NOW);
63 ICUNIT_ASSERT_NOT_EQUAL(handle, NULL, handle);
64
65 ret = dlclose(handle);
66 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
67
68 return 0;
69 }
70
ItTestDynload004(void)71 void ItTestDynload004(void)
72 {
73 TEST_ADD_CASE("IT_TEST_DYNLOAD_004", Testcase, TEST_EXTEND, TEST_DYNLOAD, TEST_LEVEL2, TEST_FUNCTION);
74 }
75