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1 | /* |
1 | /* |
2 | * Copyright (c) 2008 Jakub Jermar |
2 | * Copyright (c) 2008 Jakub Jermar |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #include <errno.h> |
29 | #include <errno.h> |
30 | #include <stdio.h> |
30 | #include <stdio.h> |
31 | #include <stdlib.h> |
31 | #include <stdlib.h> |
32 | #include <string.h> |
32 | #include <string.h> |
33 | #include <vfs.h> |
33 | #include <vfs.h> |
34 | #include <unistd.h> |
34 | #include <unistd.h> |
35 | #include <fcntl.h> |
35 | #include <fcntl.h> |
36 | #include <dirent.h> |
36 | #include <dirent.h> |
37 | #include <sys/types.h> |
37 | #include <sys/types.h> |
38 | #include <sys/stat.h> |
38 | #include <sys/stat.h> |
39 | #include "../tester.h" |
39 | #include "../tester.h" |
40 | 40 | ||
41 | char text[] = "O xein', angellein Lakedaimoniois hoti teide " |
41 | char text[] = "O xein', angellein Lakedaimoniois hoti teide " |
42 | "keimetha tois keinon rhemasi peithomenoi."; |
42 | "keimetha tois keinon rhemasi peithomenoi."; |
43 | 43 | ||
44 | char *test_vfs1(bool quiet) |
44 | char *test_vfs1(bool quiet) |
45 | { |
45 | { |
46 | if (mount("tmpfs", "/", "nulldev0") != EOK) |
46 | if (mount("tmpfs", "/", "nulldev0") != EOK) |
47 | return "mount() failed.\n"; |
47 | return "mount() failed.\n"; |
48 | if (!quiet) |
48 | if (!quiet) |
49 | printf("mounted tmpfs on /.\n"); |
49 | printf("mounted tmpfs on /.\n"); |
50 | 50 | ||
51 | if (mkdir("/mydir", 0) != 0) |
51 | if (mkdir("/mydir", 0) != 0) |
52 | return "mkdir() failed.\n"; |
52 | return "mkdir() failed.\n"; |
53 | if (!quiet) |
53 | if (!quiet) |
54 | printf("created directory /mydir\n"); |
54 | printf("created directory /mydir\n"); |
55 | 55 | ||
56 | int fd0 = open("/mydir/myfile", O_CREAT); |
56 | int fd0 = open("/mydir/myfile", O_CREAT); |
57 | if (fd0 < 0) |
57 | if (fd0 < 0) |
58 | return "open() failed.\n"; |
58 | return "open() failed.\n"; |
59 | if (!quiet) |
59 | if (!quiet) |
60 | printf("created file /mydir/myfile, fd=%d\n", fd0); |
60 | printf("created file /mydir/myfile, fd=%d\n", fd0); |
61 | 61 | ||
62 | ssize_t cnt; |
62 | ssize_t cnt; |
63 | size_t size = sizeof(text); |
63 | size_t size = sizeof(text); |
64 | cnt = write(fd0, text, size); |
64 | cnt = write(fd0, text, size); |
65 | if (cnt < 0) |
65 | if (cnt < 0) |
66 | return "write() failed.\n"; |
66 | return "write() failed.\n"; |
67 | if (!quiet) |
67 | if (!quiet) |
68 | printf("written %d bytes, fd=%d\n", cnt, fd0); |
68 | printf("written %d bytes, fd=%d\n", cnt, fd0); |
69 | if (lseek(fd0, 0, SEEK_SET) != 0) |
69 | if (lseek(fd0, 0, SEEK_SET) != 0) |
70 | return "lseek() failed.\n"; |
70 | return "lseek() failed.\n"; |
71 | if (!quiet) |
71 | if (!quiet) |
72 | printf("sought to position 0, fd=%d\n", fd0); |
72 | printf("sought to position 0, fd=%d\n", fd0); |
73 | 73 | ||
74 | char buf[10]; |
74 | char buf[10]; |
75 | 75 | ||
76 | cnt = read(fd0, buf, sizeof(buf)); |
76 | cnt = read(fd0, buf, sizeof(buf)); |
77 | if (cnt < 0) |
77 | if (cnt < 0) |
78 | return "read() failed.\n"; |
78 | return "read() failed.\n"; |
79 | 79 | ||
80 | if (!quiet) |
80 | if (!quiet) |
81 | printf("read %d bytes: \"%.*s\", fd=%d\n", cnt, cnt, buf, fd0); |
81 | printf("read %d bytes: \"%.*s\", fd=%d\n", cnt, cnt, buf, fd0); |
82 | 82 | ||
- | 83 | close(fd0); |
|
- | 84 | ||
83 | DIR *dirp; |
85 | DIR *dirp; |
84 | struct dirent *dp; |
86 | struct dirent *dp; |
85 | 87 | ||
- | 88 | if (!quiet) |
|
- | 89 | printf("scanning the root directory...\n"); |
|
- | 90 | ||
- | 91 | dirp = opendir("/"); |
|
- | 92 | if (!dirp) |
|
- | 93 | return "opendir() failed\n"; |
|
- | 94 | while ((dp = readdir(dirp))) |
|
- | 95 | printf("discovered node %s in /\n", dp->d_name); |
|
- | 96 | closedir(dirp); |
|
- | 97 | ||
- | 98 | if (unlink("/mydir/myfile")) |
|
- | 99 | return "unlink() failed.\n"; |
|
- | 100 | ||
- | 101 | if (!quiet) |
|
- | 102 | printf("unlinked file /mydir/myfile\n"); |
|
- | 103 | ||
- | 104 | if (rmdir("/mydir")) |
|
- | 105 | return "rmdir() failed.\n"; |
|
- | 106 | ||
- | 107 | if (!quiet) |
|
- | 108 | printf("removed directory /mydir\n"); |
|
- | 109 | ||
- | 110 | if (!quiet) |
|
- | 111 | printf("scanning the root directory...\n"); |
|
- | 112 | ||
86 | dirp = opendir("/"); |
113 | dirp = opendir("/"); |
87 | if (!dirp) |
114 | if (!dirp) |
88 | return "opendir() failed."; |
115 | return "opendir() failed\n"; |
89 | while ((dp = readdir(dirp))) |
116 | while ((dp = readdir(dirp))) |
90 | printf("discovered node %s in /\n", dp->d_name); |
117 | printf("discovered node %s in /\n", dp->d_name); |
91 | closedir(dirp); |
118 | closedir(dirp); |
92 | 119 | ||
93 | return NULL; |
120 | return NULL; |
94 | } |
121 | } |
95 | 122 | ||
96 | 123 |