xref: /freebsd/usr.sbin/fstyp/fstyp.h (revision e41d62768dbdd71bef30ca68125ead5c6dcc85e4)
1 /*-
2  * Copyright (c) 2014 The FreeBSD Foundation
3  * All rights reserved.
4  *
5  * This software was developed by Edward Tomasz Napierala under sponsorship
6  * from the FreeBSD Foundation.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 
32 #ifndef FSTYP_H
33 #define	FSTYP_H
34 
35 #include <stdbool.h>
36 
37 #define	MIN(a,b) (((a)<(b))?(a):(b))
38 
39 /* The spec doesn't seem to permit UTF-16 surrogates; definitely LE. */
40 #define	EXFAT_ENC	"UCS-2LE"
41 /*
42  * NTFS itself is agnostic to encoding; it just stores 255 u16 wchars.  In
43  * practice, UTF-16 seems expected for NTFS.  (Maybe also for exFAT.)
44  */
45 #define	NTFS_ENC	"UTF-16LE"
46 
47 extern bool	show_label;	/* -l flag */
48 
49 void	*read_buf(FILE *fp, off_t off, size_t len);
50 char	*checked_strdup(const char *s);
51 void	rtrim(char *label, size_t size);
52 
53 int	fstyp_apfs(FILE *fp, char *label, size_t size);
54 int	fstyp_cd9660(FILE *fp, char *label, size_t size);
55 int	fstyp_exfat(FILE *fp, char *label, size_t size);
56 int	fstyp_ext2fs(FILE *fp, char *label, size_t size);
57 int	fstyp_geli(FILE *fp, char *label, size_t size);
58 int	fstyp_hfsp(FILE *fp, char *label, size_t size);
59 int	fstyp_msdosfs(FILE *fp, char *label, size_t size);
60 int	fstyp_ntfs(FILE *fp, char *label, size_t size);
61 int	fstyp_ufs(FILE *fp, char *label, size_t size);
62 #ifdef HAVE_ZFS
63 int	fstyp_zfs(FILE *fp, char *label, size_t size);
64 #endif
65 
66 #endif /* !FSTYP_H */
67