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 #include "sys/types.h"
33
testcase(void)34 static int testcase(void)
35 {
36 int shmfd;
37 int ret;
38 int count;
39 int pageSize = getpagesize();
40 char *writebuf = NULL;
41 char *readbuf = NULL;
42
43 shmfd = shm_open("test_1", O_RDWR | O_CREAT | O_EXCL, 0644);
44 ICUNIT_ASSERT_NOT_EQUAL(shmfd, -1, shmfd);
45
46 writebuf = static_cast<char *>(malloc(pageSize));
47 ICUNIT_ASSERT_NOT_EQUAL(writebuf, NULL, writebuf);
48 readbuf = static_cast<char *>(malloc(pageSize));
49 ICUNIT_GOTO_NOT_EQUAL(readbuf, NULL, readbuf, EXIT);
50
51 (void)memset_s(writebuf, pageSize, 0xf, pageSize);
52
53 count = write(shmfd, writebuf, pageSize);
54 ICUNIT_GOTO_EQUAL(count, pageSize, count, EXIT);
55
56 ret = lseek(shmfd, 0, SEEK_SET);
57 ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
58 count = read(shmfd, readbuf, pageSize);
59 ICUNIT_GOTO_EQUAL(count, pageSize, count, EXIT);
60
61 EXIT:
62 if (readbuf != NULL) {
63 free(readbuf);
64 }
65 if (writebuf != NULL) {
66 free(writebuf);
67 }
68 close(shmfd);
69 ret = shm_unlink("test_1");
70 return 0;
71 }
72
it_test_shm_013(void)73 void it_test_shm_013(void)
74 {
75 TEST_ADD_CASE("IT_MEM_SHM_013", testcase, TEST_LOS, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
76 }
77