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 "It_vfs_jffs.h"
33
Testcase(VOID)34 static UINT32 Testcase(VOID)
35 {
36 INT32 fd[3] = { -1 };
37 INT32 ret, len;
38 CHAR filebuf[JFFS_STANDARD_NAME_LENGTH] = "1234567890";
39 CHAR readbuf[JFFS_STANDARD_NAME_LENGTH] = "";
40 CHAR pathname1[JFFS_STANDARD_NAME_LENGTH] = { JFFS_PATH_NAME0 };
41 off_t off;
42
43 fd[0] = open(pathname1, O_NONBLOCK | O_CREAT | O_RDWR | O_EXCL, HIGHEST_AUTHORITY); // 0 means first fd
44 ICUNIT_GOTO_NOT_EQUAL(fd[0], JFFS_IS_ERROR, fd[0], EXIT1); // 0 means first fd
45
46 fd[1] = open(pathname1, O_NONBLOCK | O_RDONLY, HIGHEST_AUTHORITY); // 1 means second fd
47 ICUNIT_GOTO_NOT_EQUAL(fd[1], JFFS_IS_ERROR, fd[1], EXIT2); // 1 means second fd
48
49 ret = close(fd[1]); // 1 means second fd
50 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT2);
51
52 ret = close(fd[0]); // 0 means first fd
53 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT1);
54
55 fd[0] = open(pathname1, O_NONBLOCK | O_CREAT | O_WRONLY, HIGHEST_AUTHORITY); // 0 means first fd
56 ICUNIT_GOTO_NOT_EQUAL(fd[0], JFFS_IS_ERROR, fd[0], EXIT1); // 0 means first fd
57
58 fd[1] = open(pathname1, O_NONBLOCK | O_RDONLY, HIGHEST_AUTHORITY); // 1 means second fd
59 ICUNIT_GOTO_NOT_EQUAL(fd[1], JFFS_IS_ERROR, fd[1], EXIT2); // 1 means second fd
60
61 fd[2] = open(pathname1, O_NONBLOCK | O_WRONLY, HIGHEST_AUTHORITY); // 2 means third fd
62 ICUNIT_GOTO_NOT_EQUAL(fd[2], JFFS_IS_ERROR, fd[2], EXIT3); // 2 means third fd
63
64 ret = close(fd[2]); // 2 means third fd
65 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT3);
66
67 ret = close(fd[1]); // 1 means second fd
68 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT2);
69
70 ret = close(fd[0]); // 0 means first fd
71 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT1);
72
73 fd[0] = open(pathname1, O_NONBLOCK | O_CREAT | O_RDONLY, HIGHEST_AUTHORITY); // 0 means first fd
74 ICUNIT_GOTO_NOT_EQUAL(fd[0], JFFS_IS_ERROR, fd[0], EXIT1); // 0 means first fd
75
76 fd[1] = open(pathname1, O_NONBLOCK | O_RDONLY, HIGHEST_AUTHORITY); // 1 means second fd
77 ICUNIT_GOTO_NOT_EQUAL(fd[1], JFFS_IS_ERROR, fd[1], EXIT2); // 1 means second fd
78
79 ret = close(fd[1]); // 1 means second fd
80 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT2);
81
82 ret = close(fd[0]); // 0 means first fd
83 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT1);
84
85 fd[0] = open(pathname1, O_NONBLOCK | O_RDONLY, HIGHEST_AUTHORITY); // 0 means first fd
86 ICUNIT_GOTO_NOT_EQUAL(fd[0], JFFS_IS_ERROR, fd[0], EXIT1); // 0 means first fd
87
88 fd[1] = open(pathname1, O_NONBLOCK | O_RDONLY, HIGHEST_AUTHORITY); // 1 means second fd
89 ICUNIT_GOTO_NOT_EQUAL(fd[1], JFFS_IS_ERROR, fd[1], EXIT2); // 1 means second fd
90
91 fd[2] = open(pathname1, O_NONBLOCK | O_WRONLY, HIGHEST_AUTHORITY); // 2 means third fd
92 ICUNIT_GOTO_NOT_EQUAL(fd[2], JFFS_IS_ERROR, fd[2], EXIT3); // 2 means third fd
93
94 len = write(fd[0], filebuf, strlen(filebuf)); // 0 means first fd
95 ICUNIT_GOTO_EQUAL(len, JFFS_IS_ERROR, len, EXIT3);
96 ICUNIT_GOTO_EQUAL(errno, EACCES, errno, EXIT3);
97
98 len = write(fd[2], filebuf, strlen(filebuf)); // 2 means third fd
99 ICUNIT_GOTO_EQUAL(len, strlen(filebuf), len, EXIT3);
100
101 off = lseek(fd[0], 0, SEEK_SET); // 0 means first fd
102 ICUNIT_GOTO_EQUAL(off, JFFS_NO_ERROR, off, EXIT3);
103
104 len = read(fd[1], readbuf, JFFS_STANDARD_NAME_LENGTH); // 1 means second fd
105 ICUNIT_GOTO_EQUAL(len, strlen(filebuf), len, EXIT3);
106 ICUNIT_GOTO_STRING_EQUAL(readbuf, filebuf, readbuf, EXIT3);
107
108 ret = close(fd[2]); // 2 means third fd
109 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT3);
110
111 ret = close(fd[1]); // 1 means second fd
112 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT2);
113
114 ret = close(fd[0]); // 0 means first fd
115 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT1);
116
117 ret = unlink(pathname1);
118 ICUNIT_GOTO_EQUAL(ret, JFFS_NO_ERROR, ret, EXIT);
119
120 return JFFS_NO_ERROR;
121 EXIT3:
122 close(fd[2]); // 2 means third fd
123 EXIT2:
124 close(fd[1]); // 1 means second fd
125 EXIT1:
126 close(fd[0]); // 0 means first fd
127 EXIT:
128 unlink(pathname1);
129 return JFFS_NO_ERROR;
130 }
131
132 /* *
133 * -@test IT_FS_JFFS_104
134 * -@tspec The Function test for open
135 * -@ttitle Open the file several times in read-only mode
136 * -@tprecon The filesystem module is open
137 * -@tbrief
138 1. create one file and opened it in read-write mode;
139 2. open the file several times in read-only mode
140 3. write and read these fd
141 4. close and remove all the file
142 * -@texpect
143 1. Return successed
144 2. Return successed
145 3. Return successed
146 4. Sucessful operation
147 * -@tprior 1
148 * -@tauto TRUE
149 * -@tremark
150 */
151
ItFsJffs104(VOID)152 VOID ItFsJffs104(VOID)
153 {
154 TEST_ADD_CASE("IT_FS_JFFS_104", Testcase, TEST_VFS, TEST_JFFS, TEST_LEVEL2, TEST_FUNCTION);
155 }
156
157