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Commit | Line | Data |
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50e1e10f TT |
1 | /* |
2 | * Test to see how quickly we can scan the inode table (not doing | |
3 | * anything else) | |
4 | */ | |
5 | ||
6 | #include <string.h> | |
7 | #include <fcntl.h> | |
8 | #include <ctype.h> | |
9 | #include <termios.h> | |
10 | #include <time.h> | |
11 | #ifdef HAVE_GETOPT_H | |
12 | #include <getopt.h> | |
13 | #endif | |
14 | #include <unistd.h> | |
15 | #ifdef HAVE_ERRNO_H | |
16 | #include <errno.h> | |
17 | #endif | |
18 | #ifdef HAVE_MNTENT_H | |
19 | #include <mntent.h> | |
20 | #endif | |
21 | #include <sys/ioctl.h> | |
e71d8731 | 22 | #ifdef HAVE_MALLOC_H |
50e1e10f | 23 | #include <malloc.h> |
e71d8731 | 24 | #endif |
50e1e10f TT |
25 | |
26 | #include "et/com_err.h" | |
27 | #include "e2fsck.h" | |
28 | #include "../version.h" | |
29 | ||
30 | extern int isatty(int); | |
31 | ||
32 | const char * program_name = "iscan"; | |
33 | const char * device_name = NULL; | |
34 | ||
35 | int yflag = 0; | |
36 | int nflag = 0; | |
37 | int preen = 0; | |
38 | int inode_buffer_blocks = 0; | |
39 | int invalid_bitmaps = 0; | |
40 | ||
41 | struct resource_track global_rtrack; | |
42 | ||
5ba23cb1 | 43 | static void usage(void) |
50e1e10f TT |
44 | { |
45 | fprintf(stderr, | |
0c4a0726 | 46 | _("Usage: %s [-F] [-I inode_buffer_blocks] device\n"), |
50e1e10f TT |
47 | program_name); |
48 | exit(1); | |
49 | } | |
50 | ||
51 | static void PRS(int argc, char *argv[]) | |
52 | { | |
53 | int flush = 0; | |
54 | char c; | |
55 | #ifdef MTRACE | |
56 | extern void *mallwatch; | |
57 | #endif | |
d4cac023 | 58 | errcode_t retval; |
50e1e10f TT |
59 | |
60 | setbuf(stdout, NULL); | |
61 | setbuf(stderr, NULL); | |
62 | initialize_ext2_error_table(); | |
63 | ||
64 | if (argc && *argv) | |
65 | program_name = *argv; | |
66 | while ((c = getopt (argc, argv, "FI")) != EOF) | |
67 | switch (c) { | |
68 | case 'F': | |
50e1e10f | 69 | flush = 1; |
50e1e10f TT |
70 | break; |
71 | case 'I': | |
72 | inode_buffer_blocks = atoi(optarg); | |
73 | break; | |
74 | default: | |
75 | usage (); | |
76 | } | |
77 | device_name = argv[optind]; | |
78 | if (flush) { | |
50e1e10f TT |
79 | int fd = open(device_name, O_RDONLY, 0); |
80 | ||
81 | if (fd < 0) { | |
0c4a0726 TT |
82 | com_err("open", errno, |
83 | _("while opening %s for flushing"), device_name); | |
50e1e10f TT |
84 | exit(FSCK_ERROR); |
85 | } | |
5ba23cb1 TT |
86 | if ((retval = ext2fs_sync_device(fd, 1))) { |
87 | com_err("ext2fs_sync_device", retval, | |
0c4a0726 | 88 | _("while trying to flush %s"), device_name); |
50e1e10f TT |
89 | exit(FSCK_ERROR); |
90 | } | |
91 | close(fd); | |
50e1e10f TT |
92 | } |
93 | } | |
94 | ||
95 | int main (int argc, char *argv[]) | |
96 | { | |
97 | errcode_t retval = 0; | |
98 | int exit_value = FSCK_OK; | |
99 | ext2_filsys fs; | |
86c627ec | 100 | ext2_ino_t ino; |
d0ff90d5 | 101 | __u32 num_inodes = 0; |
50e1e10f TT |
102 | struct ext2_inode inode; |
103 | ext2_inode_scan scan; | |
104 | ||
105 | init_resource_track(&global_rtrack); | |
106 | ||
107 | PRS(argc, argv); | |
108 | ||
109 | retval = ext2fs_open(device_name, 0, | |
110 | 0, 0, unix_io_manager, &fs); | |
111 | if (retval) { | |
0c4a0726 | 112 | com_err(program_name, retval, _("while trying to open %s"), |
50e1e10f TT |
113 | device_name); |
114 | exit(1); | |
115 | } | |
116 | ||
117 | ehandler_init(fs->io); | |
118 | ||
119 | retval = ext2fs_open_inode_scan(fs, inode_buffer_blocks, &scan); | |
120 | if (retval) { | |
0c4a0726 | 121 | com_err(program_name, retval, _("while opening inode scan")); |
f8188fff | 122 | exit(1); |
50e1e10f TT |
123 | } |
124 | ||
125 | while (1) { | |
126 | retval = ext2fs_get_next_inode(scan, &ino, &inode); | |
127 | if (retval) { | |
128 | com_err(program_name, retval, | |
0c4a0726 | 129 | _("while getting next inode")); |
f8188fff | 130 | exit(1); |
50e1e10f TT |
131 | } |
132 | if (ino == 0) | |
133 | break; | |
134 | num_inodes++; | |
135 | } | |
136 | ||
1b6bf175 | 137 | print_resource_track(NULL, &global_rtrack); |
d0ff90d5 | 138 | printf(_("%u inodes scanned.\n"), num_inodes); |
50e1e10f TT |
139 | |
140 | exit(0); | |
141 | } |