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1 | /* |
2 | * Copyright (c) 2012 The Chromium OS Authors. | |
3 | * | |
4 | * (C) Copyright 2011 | |
5 | * Joe Hershberger, National Instruments, joe.hershberger@ni.com | |
6 | * | |
7 | * (C) Copyright 2000 | |
8 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU General Public License as | |
12 | * published by the Free Software Foundation; either version 2 of | |
13 | * the License, or (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
23 | * MA 02111-1307 USA | |
24 | */ | |
25 | ||
26 | #include <common.h> | |
27 | #include <command.h> | |
28 | #include <hash.h> | |
218da0f3 | 29 | #include <linux/ctype.h> |
bf36c5d5 SG |
30 | |
31 | static int do_hash(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
32 | { | |
218da0f3 | 33 | char *s; |
bf36c5d5 | 34 | #ifdef CONFIG_HASH_VERIFY |
d5b76673 | 35 | int flags = HASH_FLAG_ENV; |
bf36c5d5 | 36 | |
6b3ff98d SG |
37 | if (argc < 4) |
38 | return CMD_RET_USAGE; | |
bf36c5d5 | 39 | if (!strcmp(argv[1], "-v")) { |
d5b76673 | 40 | flags |= HASH_FLAG_VERIFY; |
bf36c5d5 SG |
41 | argc--; |
42 | argv++; | |
43 | } | |
6b3ff98d | 44 | #else |
d5b76673 | 45 | const int flags = HASH_FLAG_ENV; |
bf36c5d5 SG |
46 | #endif |
47 | /* Move forward to 'algorithm' parameter */ | |
48 | argc--; | |
49 | argv++; | |
218da0f3 SG |
50 | for (s = *argv; *s; s++) |
51 | *s = tolower(*s); | |
d5b76673 | 52 | return hash_command(*argv, flags, cmdtp, flag, argc - 1, argv + 1); |
bf36c5d5 SG |
53 | } |
54 | ||
55 | #ifdef CONFIG_HASH_VERIFY | |
56 | U_BOOT_CMD( | |
57 | hash, 6, 1, do_hash, | |
58 | "compute hash message digest", | |
59 | "algorithm address count [[*]sum_dest]\n" | |
60 | " - compute message digest [save to env var / *address]\n" | |
61 | "hash -v algorithm address count [*]sum\n" | |
62 | " - verify hash of memory area with env var / *address" | |
63 | ); | |
64 | #else | |
65 | U_BOOT_CMD( | |
66 | hash, 5, 1, do_hash, | |
67 | "compute message digest", | |
68 | "algorithm address count [[*]sum_dest]\n" | |
69 | " - compute message digest [save to env var / *address]" | |
70 | ); | |
71 | #endif |