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1 | /* | |
2 | * Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms of version 2 of the GNU General Public License as | |
6 | * published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope that it would be useful, but | |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | |
11 | * | |
12 | * Further, this software is distributed without any warranty that it is | |
13 | * free of the rightful claim of any third person regarding infringement | |
14 | * or the like. Any license provided herein, whether implied or | |
15 | * otherwise, applies only to this software file. Patent licenses, if | |
16 | * any, provided herein do not apply to combinations of this program with | |
17 | * other software, or any other product whatsoever. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License along | |
20 | * with this program; if not, write the Free Software Foundation, Inc., 59 | |
21 | * Temple Place - Suite 330, Boston MA 02111-1307, USA. | |
22 | * | |
23 | * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, | |
24 | * Mountain View, CA 94043, or: | |
25 | * | |
26 | * http://www.sgi.com | |
27 | * | |
28 | * For further information regarding this notice, see: | |
29 | * | |
30 | * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ | |
31 | */ | |
32 | ||
33 | #include <libxfs.h> | |
34 | #include "addr.h" | |
35 | #include "command.h" | |
36 | #include "type.h" | |
37 | #include "io.h" | |
38 | #include "output.h" | |
39 | ||
40 | static int hash_f(int argc, char **argv); | |
41 | static void hash_help(void); | |
42 | ||
43 | static const cmdinfo_t hash_cmd = | |
44 | { "hash", NULL, hash_f, 1, 1, 0, "string", | |
45 | "calculate hash value", hash_help }; | |
46 | ||
47 | static void | |
48 | hash_help(void) | |
49 | { | |
50 | dbprintf( | |
51 | "\n" | |
52 | " 'hash' prints out the calculated hash value for a string using the\n" | |
53 | "directory/attribute code hash function.\n" | |
54 | "\n" | |
55 | " Usage: \"hash <string>\"\n" | |
56 | "\n" | |
57 | ); | |
58 | ||
59 | } | |
60 | ||
61 | /* ARGSUSED */ | |
62 | static int | |
63 | hash_f( | |
64 | int argc, | |
65 | char **argv) | |
66 | { | |
67 | xfs_dahash_t hashval; | |
68 | ||
69 | hashval = libxfs_da_hashname(argv[1], (int)strlen(argv[1])); | |
70 | dbprintf("0x%x\n", hashval); | |
71 | return 0; | |
72 | } | |
73 | ||
74 | void | |
75 | hash_init(void) | |
76 | { | |
77 | add_command(&hash_cmd); | |
78 | } |