xref: /freebsd/sbin/fsck_ffs/ea.c (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 2002 Poul-Henning Kamp
5  * Copyright (c) 2002 Networks Associates Technology, Inc.
6  * All rights reserved.
7  *
8  * This software was developed for the FreeBSD Project by Poul-Henning Kamp
9  * and NAI Labs, the Security Research Division of Network Associates, Inc.
10  * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
11  * DARPA CHATS research program.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  * 1. Redistributions of source code must retain the above copyright
17  *    notice, this list of conditions and the following disclaimer.
18  * 2. Redistributions in binary form must reproduce the above copyright
19  *    notice, this list of conditions and the following disclaimer in the
20  *    documentation and/or other materials provided with the distribution.
21  * 3. The names of the authors may not be used to endorse or promote
22  *    products derived from this software without specific prior written
23  *    permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  */
37 
38 #include <sys/cdefs.h>
39 #include <sys/param.h>
40 #include <sys/time.h>
41 #include <sys/stdint.h>
42 
43 #include <ufs/ufs/dinode.h>
44 #include <ufs/ufs/dir.h>
45 #include <ufs/ffs/fs.h>
46 
47 #include <err.h>
48 #include <string.h>
49 
50 #include "fsck.h"
51 
52 /*
53  * Scan each entry in an ea block.
54  */
55 int
56 eascan(struct inodesc *idesc, struct ufs2_dinode *dp)
57 {
58 #if 1
59 	return (0);
60 #else
61 	struct bufarea *bp;
62 	u_int n;
63 	u_char *cp;
64 	long blksiz;
65 
66 	printf("Inode %ju extsize %ju\n",
67 	   (intmax_t)idesc->id_number, (uintmax_t)dp->di_extsize);
68 	if (dp->di_extsize == 0)
69 		return 0;
70 	if (dp->di_extsize <= sblock.fs_fsize)
71 		blksiz = sblock.fs_fsize;
72 	else
73 		blksiz = sblock.fs_bsize;
74 	bp = getdatablk(dp->di_extb[0], blksiz, BT_EXTATTR);
75 	if (bp->b_errs)
76 		return (STOP);
77 	printf("blksiz = %ju\n", (intmax_t)blksiz);
78 	cp = (u_char *)bp->b_un.b_buf;
79 	for (n = 0; n < blksiz; n++) {
80 		printf("%02x", cp[n]);
81 		if ((n & 31) == 31)
82 			printf("\n");
83 	}
84 	brelse(bp);
85 	return (STOP);
86 #endif
87 }
88