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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_posix_queue.h"
32 
33 static mqd_t g_mqueue;
34 static CHAR g_mqname[MQUEUE_STANDARD_NAME_LENGTH] = "";
35 static int g_signo;
36 
SigUsr1(int signo)37 static void SigUsr1(int signo)
38 {
39     CHAR msgrcd[MQUEUE_STANDARD_NAME_LENGTH] = {0};
40     int ret;
41     g_signo = signo;
42 
43     ret = mq_receive(g_mqueue, msgrcd, MQUEUE_STANDARD_NAME_LENGTH, nullptr);
44     ICUNIT_GOTO_EQUAL(ret, MQUEUE_SHORT_ARRAY_LENGTH, ret, EXIT);
45     ICUNIT_GOTO_STRING_EQUAL(msgrcd, MQUEUE_SEND_STRING_TEST, msgrcd, EXIT);
46 
47     return;
48 EXIT:
49     exit(255); // 255, Set a exit status.
50 }
Child(void)51 static void Child(void)
52 {
53     int ret;
54     struct sigevent sigev;
55     const CHAR *msgptr = MQUEUE_SEND_STRING_TEST;
56     struct mq_attr attr;
57 
58     attr.mq_msgsize = MQUEUE_STANDARD_NAME_LENGTH;
59     attr.mq_maxmsg = 1;
60 
61     ret = snprintf_s(g_mqname, MQUEUE_STANDARD_NAME_LENGTH - 1, MQUEUE_STANDARD_NAME_LENGTH, "/mq205_%d", getpid());
62     ICUNIT_GOTO_NOT_EQUAL(ret, MQUEUE_IS_ERROR, ret, EXIT1);
63 
64     g_mqueue = mq_open(g_mqname, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR, &attr);
65     ICUNIT_GOTO_NOT_EQUAL(g_mqueue, (mqd_t)-1, g_mqueue, EXIT);
66 
67     signal(SIGUSR1, SigUsr1);
68 
69     sigev.sigev_notify = SIGEV_SIGNAL;
70     sigev.sigev_signo = SIGUSR1;
71 
72     g_signo = 0;
73 
74     ret = mq_notify(g_mqueue, &sigev);
75     ICUNIT_GOTO_EQUAL(ret, MQUEUE_NO_ERROR, ret, EXIT);
76 
77     ret = mq_send(g_mqueue, msgptr, strlen(msgptr), 0);
78     ICUNIT_GOTO_EQUAL(ret, MQUEUE_NO_ERROR, ret, EXIT);
79 
80     while (g_signo == 0) {
81     }
82     ICUNIT_GOTO_EQUAL(g_signo, SIGUSR1, g_signo, EXIT);
83 
84     mq_close(g_mqueue);
85     mq_unlink(g_mqname);
86 
87     exit(10); // 10, Set a exit status.
88 
89 EXIT:
90     mq_close(g_mqueue);
91     mq_unlink(g_mqname);
92 EXIT1:
93     return;
94 }
95 
TestCase(VOID)96 static UINT32 TestCase(VOID)
97 {
98     int ret;
99     int status;
100 
101     pid_t pid = fork();
102     ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, Valid range value of pid.
103 
104     if (pid == 0) {
105         Child();
106         exit(255); // 255, Set a exit status.
107     }
108 
109     ret = waitpid(pid, &status, 0);
110     ICUNIT_ASSERT_EQUAL(ret, pid, ret);
111 
112     status = WEXITSTATUS(status);
113     ICUNIT_ASSERT_EQUAL(status, 10, status); // 10, Here, assert the ret.
114 
115     return 0;
116 EXIT:
117     return 1;
118 }
119 
ItPosixQueue205(VOID)120 VOID ItPosixQueue205(VOID)
121 {
122     TEST_ADD_CASE("IT_POSIX_QUEUE_205", TestCase, TEST_POSIX, TEST_QUE, TEST_LEVEL2, TEST_FUNCTION);
123 }
124