2 * ncheck.c --- given a list of inodes, generate a list of names
4 * Copyright (C) 1994 Theodore Ts'o. This file may be redistributed
5 * under the terms of the GNU Public License.
18 #include <sys/types.h>
28 struct inode_walk_struct {
35 unsigned int get_pathname_failed:1;
36 unsigned int check_dirent:1;
39 static int ncheck_proc(struct ext2_dir_entry *dirent,
40 int offset EXT2FS_ATTR((unused)),
41 int blocksize EXT2FS_ATTR((unused)),
42 char *buf EXT2FS_ATTR((unused)),
45 struct inode_walk_struct *iw = (struct inode_walk_struct *) private;
46 struct ext2_inode inode;
48 int filetype = ext2fs_dirent_file_type(dirent);
52 if (iw->position <= 2)
54 if (current_fs->super->s_feature_incompat &
55 EXT4_FEATURE_INCOMPAT_DIRDATA)
56 filetype &= EXT2_FT_MASK;
57 for (i=0; i < iw->num_inodes; i++) {
58 if (iw->iarray[i] == dirent->inode) {
59 if (!iw->parent && !iw->get_pathname_failed) {
60 retval = ext2fs_get_pathname(current_fs,
64 com_err("ncheck", retval,
65 "while calling ext2fs_get_pathname for inode #%u", iw->dir);
66 iw->get_pathname_failed = 1;
70 printf("%u\t%s/%.*s", iw->iarray[i],
72 ext2fs_dirent_name_len(dirent),
75 printf("%u\t<%u>/%.*s", iw->iarray[i],
77 ext2fs_dirent_name_len(dirent),
79 if (iw->check_dirent && filetype) {
80 if (!debugfs_read_inode(dirent->inode, &inode,
82 filetype != ext2_file_type(inode.i_mode)) {
83 printf(" <--- BAD FILETYPE");
96 void do_ncheck(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)),
97 void *infop EXT2FS_ATTR((unused)))
99 struct inode_walk_struct iw;
101 ext2_inode_scan scan = 0;
103 struct ext2_inode inode;
110 while ((c = getopt (argc, argv, "c")) != EOF) {
122 com_err(argv[0], 0, "Usage: ncheck [-c] <inode number> ...");
125 if (check_fs_open(argv[0]))
130 iw.iarray = malloc(sizeof(ext2_ino_t) * argc);
132 com_err("ncheck", ENOMEM,
133 "while allocating inode number array");
136 memset(iw.iarray, 0, sizeof(ext2_ino_t) * argc);
139 for (i=0; i < argc; i++) {
140 iw.iarray[i] = strtol(argv[i], &tmp, 0);
142 com_err("ncheck", 0, "Bad inode - %s", argv[i]);
145 if (debugfs_read_inode(iw.iarray[i], &inode, *argv))
147 if (LINUX_S_ISDIR(inode.i_mode))
150 iw.names_left += inode.i_links_count;
153 iw.num_inodes = argc;
155 retval = ext2fs_open_inode_scan(current_fs, 0, &scan);
157 com_err("ncheck", retval, "while opening inode scan");
162 retval = ext2fs_get_next_inode(scan, &ino, &inode);
163 } while (retval == EXT2_ET_BAD_BLOCK_IN_INODE_TABLE);
165 com_err("ncheck", retval, "while starting inode scan");
169 printf("Inode\tPathname\n");
171 if (!inode.i_links_count)
174 * To handle filesystems touched by 0.3c extfs; can be
179 /* Ignore anything that isn't a directory */
180 if (!LINUX_S_ISDIR(inode.i_mode))
186 iw.get_pathname_failed = 0;
188 retval = ext2fs_dir_iterate(current_fs, ino, 0, 0,
190 ext2fs_free_mem(&iw.parent);
192 com_err("ncheck", retval,
193 "while calling ext2_dir_iterate");
197 if (iw.names_left == 0)
202 retval = ext2fs_get_next_inode(scan, &ino, &inode);
203 } while (retval == EXT2_ET_BAD_BLOCK_IN_INODE_TABLE);
206 com_err("ncheck", retval,
207 "while doing inode scan");
215 ext2fs_close_inode_scan(scan);