/*
* ls.c --- list directories
- *
+ *
* Copyright (C) 1997 Theodore Ts'o. This file may be redistributed
* under the terms of the GNU Public License.
*/
+#include "config.h"
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
#endif
#include <sys/types.h>
+#ifdef HAVE_GETOPT_H
+#include <getopt.h>
+#else
+extern int optind;
+extern char *optarg;
+#endif
#include "debugfs.h"
*/
#define LONG_OPT 0x0001
+#define PARSE_OPT 0x0002
+#define RAW_OPT 0x0004
+#define ENCRYPT_OPT 0x8000
struct list_dir_struct {
FILE *f;
int col;
int options;
+ int state;
};
static const char *monstr[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
-
-static void ls_l_file(struct list_dir_struct *ls, char *name, ino_t ino)
+
+static int print_filename(FILE *f, struct ext2_dir_entry *dirent, int options)
+{
+ unsigned char ch;
+ const char *cp = dirent->name;
+ int len = ext2fs_dirent_name_len(dirent);
+ int retlen = 0;
+
+ if ((options & ENCRYPT_OPT) && !(options & RAW_OPT)) {
+ if (f)
+ return fprintf(f, "<encrypted (%d)>", len);
+ else
+ return snprintf(NULL, 0, "<encrypted (%d)>", len);
+ }
+ while (len--) {
+ ch = *cp++;
+ if (ch < 32 || ch >= 127 || ch == '\\') {
+ if (f)
+ fprintf(f, "\\x%02x", ch);
+ retlen += 4;
+ } else {
+ if (f)
+ fputc(ch, f);
+ retlen++;
+ }
+ }
+ return retlen;
+}
+
+static int list_dir_proc(ext2_ino_t dir EXT2FS_ATTR((unused)),
+ int entry,
+ struct ext2_dir_entry *dirent,
+ int offset EXT2FS_ATTR((unused)),
+ int blocksize EXT2FS_ATTR((unused)),
+ char *buf EXT2FS_ATTR((unused)),
+ void *private)
{
struct ext2_inode inode;
- errcode_t retval;
+ ext2_ino_t ino;
struct tm *tm_p;
time_t modtime;
+ char tmp[EXT2_NAME_LEN + 16];
char datestr[80];
-
- retval = ext2fs_read_inode(current_fs, ino, &inode);
- if (retval) {
- fprintf(ls->f, "%5ld --- error --- %s\n", retval, name);
- return;
+ char lbr, rbr;
+ int thislen;
+ int options;
+ struct list_dir_struct *ls = (struct list_dir_struct *) private;
+ struct ext2_dir_entry_tail *t = (struct ext2_dir_entry_tail *) dirent;
+
+ thislen = ext2fs_dirent_name_len(dirent);
+ ino = dirent->inode;
+ options = ls->options;
+ if (ls->state < 2) {
+ ls->state++;
+ options |= RAW_OPT;
}
- modtime = inode.i_mtime;
- tm_p = localtime(&modtime);
- sprintf(datestr, "%2d-%s-%2d %02d:%02d",
- tm_p->tm_mday, monstr[tm_p->tm_mon], tm_p->tm_year,
- tm_p->tm_hour, tm_p->tm_min);
- fprintf(ls->f, "%6ld %6o %5d %5d ", ino, inode.i_mode,
- inode.i_uid, inode.i_gid);
- if (LINUX_S_ISDIR(inode.i_mode))
- fprintf(ls->f, "%5d", inode.i_size);
- else
- fprintf(ls->f, "%5lld", inode.i_size |
- ((__u64)inode.i_size_high << 32));
- fprintf (ls->f, " %s %s\n", datestr, name);
-}
-
-static void ls_file(struct list_dir_struct *ls, char *name,
- ino_t ino, int rec_len)
-{
- char tmp[EXT2_NAME_LEN + 16];
- int thislen;
-
- sprintf(tmp, "%ld (%d) %s ", ino, rec_len, name);
- thislen = strlen(tmp);
- if (ls->col + thislen > 80) {
+ if (entry == DIRENT_DELETED_FILE) {
+ lbr = '<';
+ rbr = '>';
+ ino = 0;
+ } else {
+ lbr = rbr = ' ';
+ }
+ if (options & PARSE_OPT) {
+ if (ino) {
+ if (debugfs_read_inode(ino, &inode, "ls"))
+ return 0;
+ } else
+ memset(&inode, 0, sizeof(struct ext2_inode));
+ fprintf(ls->f,"/%u/%06o/%d/%d/%.*s/", ino, inode.i_mode,
+ inode.i_uid, inode.i_gid, thislen, dirent->name);
+ if (LINUX_S_ISDIR(inode.i_mode))
+ fprintf(ls->f, "/");
+ else
+ fprintf(ls->f, "%lld/", EXT2_I_SIZE(&inode));
fprintf(ls->f, "\n");
- ls->col = 0;
+ } else if (options & LONG_OPT) {
+ if (ino) {
+ if (debugfs_read_inode(ino, &inode, "ls"))
+ return 0;
+ modtime = inode.i_mtime;
+ tm_p = localtime(&modtime);
+ sprintf(datestr, "%2d-%s-%4d %02d:%02d",
+ tm_p->tm_mday, monstr[tm_p->tm_mon],
+ 1900 + tm_p->tm_year, tm_p->tm_hour,
+ tm_p->tm_min);
+ } else {
+ strcpy(datestr, " ");
+ memset(&inode, 0, sizeof(struct ext2_inode));
+ }
+ fprintf(ls->f, "%c%6u%c %6o ", lbr, ino, rbr, inode.i_mode);
+ if (entry == DIRENT_CHECKSUM) {
+ fprintf(ls->f, "(dirblock checksum: 0x%08x)\n",
+ t->det_checksum);
+ return 0;
+ }
+ fprintf(ls->f, "(%d) %5d %5d ",
+ ext2fs_dirent_file_type(dirent),
+ inode_uid(inode), inode_gid(inode));
+ fprintf(ls->f, "%5llu", EXT2_I_SIZE(&inode));
+ fprintf(ls->f, " %s ", datestr);
+ print_filename(ls->f, dirent, options);
+ fputc('\n', ls->f);
+ } else {
+ if (entry == DIRENT_CHECKSUM) {
+ sprintf(tmp, "%c%u%c (dirblock checksum: 0x%08x) ",
+ lbr, dirent->inode, rbr, t->det_checksum);
+ thislen = strlen(tmp);
+ if (ls->col + thislen > 80) {
+ fputc('\n', ls->f);
+ ls->col = 0;
+ }
+ fprintf(ls->f, "%s", tmp);
+ ls->col += thislen;
+ return 0;
+ }
+ sprintf(tmp, "%c%u%c (%d) ", lbr, dirent->inode, rbr,
+ dirent->rec_len);
+ thislen = strlen(tmp) + 3;
+ thislen += print_filename(NULL, dirent, options);
+
+ if (ls->col + thislen > 80) {
+ fputc('\n', ls->f);
+ ls->col = 0;
+ }
+ fprintf(ls->f, "%s", tmp);
+ print_filename(ls->f, dirent, options);
+ fputs(" ", ls->f);
+ ls->col += thislen;
}
- fprintf(ls->f, "%s", tmp);
- ls->col += thislen;
-}
-
-
-static int list_dir_proc(struct ext2_dir_entry *dirent,
- int offset,
- int blocksize,
- char *buf,
- void *private)
-{
- char name[EXT2_NAME_LEN];
-
- struct list_dir_struct *ls = (struct list_dir_struct *) private;
- int thislen;
-
- thislen = ((dirent->name_len & 0xFF) < EXT2_NAME_LEN) ?
- (dirent->name_len & 0xFF) : EXT2_NAME_LEN;
- strncpy(name, dirent->name, thislen);
- name[thislen] = '\0';
-
- if (ls->options & LONG_OPT)
- ls_l_file(ls, name, dirent->inode);
- else
- ls_file(ls, name, dirent->inode, dirent->rec_len);
-
return 0;
}
-void do_list_dir(int argc, char *argv[])
+void do_list_dir(int argc, char *argv[], int sci_idx EXT2FS_ATTR((unused)),
+ void *infop EXT2FS_ATTR((unused)))
{
- ino_t inode;
- int retval;
+ struct ext2_inode inode;
+ ext2_ino_t ino;
+ int retval;
+ int c;
+ int flags = DIRENT_FLAG_INCLUDE_EMPTY;
struct list_dir_struct ls;
- int argptr = 1;
-
+
ls.options = 0;
+ ls.state = 0;
if (check_fs_open(argv[0]))
return;
- if ((argc > argptr) && (argv[argptr][0] == '-')) {
- argptr++;
- ls.options = LONG_OPT;
+ reset_getopt();
+ while ((c = getopt (argc, argv, "cdlpr")) != EOF) {
+ switch (c) {
+ case 'c':
+ flags |= DIRENT_FLAG_INCLUDE_CSUM;
+ break;
+ case 'l':
+ ls.options |= LONG_OPT;
+ break;
+ case 'd':
+ flags |= DIRENT_FLAG_INCLUDE_REMOVED;
+ break;
+ case 'p':
+ ls.options |= PARSE_OPT;
+ break;
+ case 'r':
+ ls.options |= RAW_OPT;
+ break;
+ default:
+ goto print_usage;
+ }
+ }
+
+ if (argc > optind+1) {
+ print_usage:
+ com_err(0, 0, "Usage: ls [-c] [-d] [-l] [-p] [-r] file");
+ return;
}
- if (argc <= argptr)
- inode = cwd;
+ if (argc == optind)
+ ino = cwd;
else
- inode = string_to_inode(argv[argptr]);
- if (!inode)
+ ino = string_to_inode(argv[optind]);
+ if (!ino)
return;
ls.f = open_pager();
ls.col = 0;
- retval = ext2fs_dir_iterate(current_fs, inode,
- DIRENT_FLAG_INCLUDE_EMPTY,
+
+ if (debugfs_read_inode(ino, &inode, argv[0]))
+ return;
+
+ if (inode.i_flags & EXT4_ENCRYPT_FL)
+ ls.options |= ENCRYPT_OPT;
+
+ retval = ext2fs_dir_iterate2(current_fs, ino, flags,
0, list_dir_proc, &ls);
fprintf(ls.f, "\n");
close_pager(ls.f);
if (retval)
- com_err(argv[1], retval, "");
+ com_err(argv[1], retval, 0);
return;
}
git://git.whamcloud.com / tools / e2fsprogs.git / blobdiff