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 "osTest.h"
33 #include "It_los_lms.h"
34
TestCasenull35 static UINT32 TestCase(VOID)
36 {
37 UINT32 size = 20; /* mem size 20 */
38
39 CHAR *str = (CHAR *)LOS_MemAlloc(g_testLmsPool, size);
40 ICUNIT_ASSERT_NOT_EQUAL(str, NULL, str);
41 PRINT_DEBUG("str = 0x%x\n", str);
42
43 CHAR *bigger = (CHAR *)LOS_MemAlloc(g_testLmsPool, size * 3); /* mem size * 3 */
44 ICUNIT_GOTO_NOT_EQUAL(bigger, NULL, bigger, EXIT);
45 PRINT_DEBUG("bigger = 0x%x,%d\n", bigger, __LINE__);
46
47 CHAR *tmp = (CHAR *)LOS_MemAlloc(g_testLmsPool, size); /* do not release */
48 ICUNIT_GOTO_NOT_EQUAL(tmp, NULL, tmp, EXIT1);
49 PRINT_DEBUG("tmp = 0x%x,%d\n", tmp, __LINE__);
50
51 (VOID)LOS_MemFree(g_testLmsPool, bigger);
52
53 /* resize < size + next size && not split node */
54 CHAR *newPtr = LOS_MemRealloc(g_testLmsPool, str, size * 4 + 8); /* mem size * 4 - 8 */
55 ICUNIT_GOTO_NOT_EQUAL(newPtr, NULL, newPtr, EXIT2);
56 PRINT_DEBUG("newPtr = 0x%x,%d\n", newPtr, __LINE__);
57 PRINTK("0x%x\n", newPtr[size * 4 + 8]); /* trigger read overflow at size * 4 - 8 */
58
59 (VOID)LOS_MemFree(g_testLmsPool, tmp);
60 (VOID)LOS_MemFree(g_testLmsPool, newPtr);
61
62 return LOS_OK;
63 EXIT:
64 (VOID)LOS_MemFree(g_testLmsPool, str);
65 return LOS_OK;
66 EXIT1:
67 (VOID)LOS_MemFree(g_testLmsPool, str);
68 (VOID)LOS_MemFree(g_testLmsPool, bigger);
69 return LOS_OK;
70 EXIT2:
71 (VOID)LOS_MemFree(g_testLmsPool, str);
72 (VOID)LOS_MemFree(g_testLmsPool, tmp);
73 return LOS_OK;
74 }
75
76 /* LmsTestReallocTest4 */
ItLosLms008(void)77 VOID ItLosLms008(void)
78 {
79 TEST_ADD_CASE("ItLosLms008", TestCase, TEST_LOS, TEST_LMS, TEST_LEVEL1, TEST_FUNCTION);
80 }
81
82