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_shm.h"
32
Testcase(VOID)33 static int Testcase(VOID)
34 {
35 int shmid;
36 int ret;
37 void *shm = NULL;
38 void *vaddrPageAlign = NULL;
39 void *vaddr = NULL;
40
41 shmid = shmget(IPC_PRIVATE, PAGE_SIZE, 0777 | IPC_CREAT);
42 ICUNIT_ASSERT_NOT_EQUAL(shmid, -1, shmid);
43
44 shm = shmat(shmid, NULL, 0);
45 ICUNIT_ASSERT_NOT_EQUAL(shm, INVALID_PTR, shm);
46
47 (void)memset_s(shm, PAGE_SIZE, 0, PAGE_SIZE);
48
49 ret = shmdt(shm);
50 ICUNIT_ASSERT_NOT_EQUAL(ret, -1, ret);
51
52 vaddrPageAlign = mmap(NULL, PAGE_SIZE * 2, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, -1, 0);
53 ICUNIT_ASSERT_NOT_EQUAL(vaddrPageAlign, NULL, vaddrPageAlign);
54
55 ret = munmap(vaddrPageAlign, PAGE_SIZE * 2);
56 ICUNIT_ASSERT_NOT_EQUAL(ret, -1, ret);
57
58 shm = shmat(shmid, vaddrPageAlign, 0);
59 ICUNIT_ASSERT_EQUAL(shm, vaddrPageAlign, shm);
60
61 (void)memset_s(shm, PAGE_SIZE, 0, PAGE_SIZE);
62
63 ret = shmdt(shm);
64 ICUNIT_ASSERT_NOT_EQUAL(ret, -1, ret);
65
66 vaddr = (void *)((uintptr_t)vaddrPageAlign + 0x10);
67 shm = shmat(shmid, vaddr, SHM_REMAP);
68 ICUNIT_ASSERT_NOT_EQUAL(ret, -1, ret);
69
70 shm = shmat(shmid, vaddr, 0);
71 ICUNIT_ASSERT_NOT_EQUAL(ret, -1, ret);
72
73 ret = shmctl(shmid, IPC_RMID, NULL);
74 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
75
76 return 0;
77 }
78
ItTestShm003(void)79 void ItTestShm003(void)
80 {
81 TEST_ADD_CASE("IT_MEM_SHM_003", Testcase, TEST_LOS, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
82 }
83