2 * A single utility routine.
4 * Copyright (C) 1996 Andrew Tridgell
5 * Copyright (C) 1996 Paul Mackerras
6 * Copyright (C) 2001 Martin Pool <mbp@samba.org>
7 * Copyright (C) 2003-2019 Wayne Davison
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, visit the http://fsf.org website.
25 /* Produce a string representation of Unix mode bits like that used by ls(1).
26 * The "buf" buffer must be at least 11 characters. */
27 void permstring(char *perms, mode_t mode)
29 static const char *perm_map = "rwxrwxrwx";
32 strlcpy(perms, "----------", 11);
34 for (i = 0; i < 9; i++) {
36 perms[9-i] = perm_map[8-i];
39 /* Handle setuid/sticky bits. You might think the indices are
40 * off by one, but remember there's a type char at the
43 perms[3] = (mode & S_IXUSR) ? 's' : 'S';
46 perms[6] = (mode & S_IXGRP) ? 's' : 'S';
50 perms[9] = (mode & S_IXOTH) ? 't' : 'T';
55 else if (S_ISLNK(mode))
57 else if (S_ISBLK(mode))
59 else if (S_ISCHR(mode))
61 else if (S_ISSOCK(mode))
63 else if (S_ISFIFO(mode))