2 * ls.c --- list directories
4 * Copyright (C) 1997 Theodore Ts'o. This file may be redistributed
5 * under the terms of the GNU Public License.
18 #include <sys/types.h>
32 #define LONG_OPT 0x0001
33 #define PARSE_OPT 0x0002
34 #define RAW_OPT 0x0004
35 #define ENCRYPT_OPT 0x8000
37 struct list_dir_struct {
44 static const char *monstr[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun",
45 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
47 static int print_filename(FILE *f, struct ext2_dir_entry *dirent, int options)
50 const char *cp = dirent->name;
51 int len = ext2fs_dirent_name_len(dirent);
54 if ((options & ENCRYPT_OPT) && !(options & RAW_OPT)) {
56 return fprintf(f, "<encrypted (%d)>", len);
58 return snprintf(NULL, 0, "<encrypted (%d)>", len);
62 if (ch < 32 || ch >= 127 || ch == '\\') {
64 fprintf(f, "\\x%02x", ch);
75 static int list_dir_proc(ext2_ino_t dir EXT2FS_ATTR((unused)),
77 struct ext2_dir_entry *dirent,
78 int offset EXT2FS_ATTR((unused)),
79 int blocksize EXT2FS_ATTR((unused)),
80 char *buf EXT2FS_ATTR((unused)),
83 struct ext2_inode inode;
87 char tmp[EXT2_NAME_LEN + 16];
92 struct list_dir_struct *ls = (struct list_dir_struct *) private;
93 struct ext2_dir_entry_tail *t = (struct ext2_dir_entry_tail *) dirent;
95 thislen = ext2fs_dirent_name_len(dirent);
97 options = ls->options;
103 if (entry == DIRENT_DELETED_FILE) {
110 if (options & PARSE_OPT) {
112 if (debugfs_read_inode(ino, &inode, "ls"))
115 memset(&inode, 0, sizeof(struct ext2_inode));
116 fprintf(ls->f,"/%u/%06o/%d/%d/%.*s/", ino, inode.i_mode,
117 inode.i_uid, inode.i_gid, thislen, dirent->name);
118 if (LINUX_S_ISDIR(inode.i_mode))
121 fprintf(ls->f, "%lld/", EXT2_I_SIZE(&inode));
122 fprintf(ls->f, "\n");
123 } else if (options & LONG_OPT) {
125 if (debugfs_read_inode(ino, &inode, "ls"))
127 modtime = inode.i_mtime;
128 tm_p = localtime(&modtime);
129 sprintf(datestr, "%2d-%s-%4d %02d:%02d",
130 tm_p->tm_mday, monstr[tm_p->tm_mon],
131 1900 + tm_p->tm_year, tm_p->tm_hour,
134 strcpy(datestr, " ");
135 memset(&inode, 0, sizeof(struct ext2_inode));
137 fprintf(ls->f, "%c%6u%c %6o ", lbr, ino, rbr, inode.i_mode);
138 if (entry == DIRENT_CHECKSUM) {
139 fprintf(ls->f, "(dirblock checksum: 0x%08x)\n",
143 fprintf(ls->f, "(%d) %5d %5d ",
144 ext2fs_dirent_file_type(dirent),
145 inode_uid(inode), inode_gid(inode));
146 fprintf(ls->f, "%5llu", EXT2_I_SIZE(&inode));
147 fprintf(ls->f, " %s ", datestr);
148 print_filename(ls->f, dirent, options);
151 if (entry == DIRENT_CHECKSUM) {
152 sprintf(tmp, "%c%u%c (dirblock checksum: 0x%08x) ",
153 lbr, dirent->inode, rbr, t->det_checksum);
154 thislen = strlen(tmp);
155 if (ls->col + thislen > 80) {
159 fprintf(ls->f, "%s", tmp);
163 sprintf(tmp, "%c%u%c (%d) ", lbr, dirent->inode, rbr,
165 thislen = strlen(tmp) + 3;
166 thislen += print_filename(NULL, dirent, options);
168 if (ls->col + thislen > 80) {
172 fprintf(ls->f, "%s", tmp);
173 print_filename(ls->f, dirent, options);
180 void do_list_dir(int argc, char *argv[], int sci_idx EXT2FS_ATTR((unused)),
181 void *infop EXT2FS_ATTR((unused)))
183 struct ext2_inode inode;
187 int flags = DIRENT_FLAG_INCLUDE_EMPTY;
188 struct list_dir_struct ls;
192 if (check_fs_open(argv[0]))
196 while ((c = getopt (argc, argv, "cdlpr")) != EOF) {
199 flags |= DIRENT_FLAG_INCLUDE_CSUM;
202 ls.options |= LONG_OPT;
205 flags |= DIRENT_FLAG_INCLUDE_REMOVED;
208 ls.options |= PARSE_OPT;
211 ls.options |= RAW_OPT;
218 if (argc > optind+1) {
220 com_err(0, 0, "Usage: ls [-c] [-d] [-l] [-p] [-r] file");
227 ino = string_to_inode(argv[optind]);
234 if (debugfs_read_inode(ino, &inode, argv[0]))
237 if (inode.i_flags & EXT4_ENCRYPT_FL)
238 ls.options |= ENCRYPT_OPT;
240 retval = ext2fs_dir_iterate2(current_fs, ino, flags,
241 0, list_dir_proc, &ls);
245 com_err(argv[1], retval, 0);