• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 
42     g_signo = 1;
43 
44     ret = mq_receive(g_mqueue, msgrcd, MQUEUE_STANDARD_NAME_LENGTH, nullptr);
45     ICUNIT_GOTO_EQUAL(ret, MQUEUE_SHORT_ARRAY_LENGTH, ret, EXIT);
46     ICUNIT_GOTO_STRING_EQUAL(msgrcd, MQUEUE_SEND_STRING_TEST, msgrcd, EXIT);
47 
48     return;
49 EXIT:
50     exit(255); // 255, Set a exit status.
51 }
Child(void)52 static void Child(void)
53 {
54     int ret;
55     struct sigevent sigev = {0};
56     const CHAR *msgptr = MQUEUE_SEND_STRING_TEST;
57     struct mq_attr attr;
58 
59     attr.mq_msgsize = MQUEUE_STANDARD_NAME_LENGTH;
60     attr.mq_maxmsg = 1;
61 
62     ret = snprintf_s(g_mqname, MQUEUE_STANDARD_NAME_LENGTH - 1, MQUEUE_STANDARD_NAME_LENGTH, "/mq207_%d", getpid());
63     ICUNIT_GOTO_NOT_EQUAL(ret, MQUEUE_IS_ERROR, ret, EXIT1);
64 
65     g_mqueue = mq_open(g_mqname, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR, &attr);
66     ICUNIT_GOTO_NOT_EQUAL(g_mqueue, (mqd_t)-1, g_mqueue, EXIT);
67 
68     signal(SIGUSR1, SigUsr1);
69 
70     sigev.sigev_notify = SIGEV_NONE;
71     g_signo = 0;
72 
73     ret = mq_notify(g_mqueue, &sigev);
74     ICUNIT_GOTO_EQUAL(ret, MQUEUE_NO_ERROR, ret, EXIT);
75     ret = mq_send(g_mqueue, msgptr, strlen(msgptr), 0);
76     ICUNIT_GOTO_EQUAL(ret, MQUEUE_NO_ERROR, ret, EXIT);
77 
78     for (int i = 0; i < 5; i++) { // 5, The loop frequency.
79         sleep(1);
80     }
81     ICUNIT_GOTO_EQUAL(g_signo, 0, g_signo, EXIT);
82 
83     mq_close(g_mqueue);
84     mq_unlink(g_mqname);
85 
86     exit(10); // 10, Set a exit status.
87 EXIT:
88     mq_close(g_mqueue);
89     mq_unlink(g_mqname);
90 EXIT1:
91     return;
92 }
93 
Testcase(VOID)94 static UINT32 Testcase(VOID)
95 {
96     int ret;
97     int status;
98 
99     pid_t pid = fork();
100     ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 100000, Valid range value of pid.
101 
102     if (pid == 0) {
103         Child();
104         exit(255); // 255, Set a exit status.
105     }
106 
107     ret = waitpid(pid, &status, 0);
108     ICUNIT_ASSERT_EQUAL(ret, pid, ret);
109 
110     status = WEXITSTATUS(status);
111     ICUNIT_ASSERT_EQUAL(status, 10, status); // 10, Here, assert the ret.
112 
113     return 0;
114 EXIT:
115     return 1;
116 }
117 
ItPosixQueue207(VOID)118 VOID ItPosixQueue207(VOID)
119 {
120     TEST_ADD_CASE("IT_POSIX_QUEUE_207", Testcase, TEST_POSIX, TEST_QUE, TEST_LEVEL2, TEST_FUNCTION);
121 }