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bf36c5d5 SG |
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 | * | |
1a459660 | 10 | * SPDX-License-Identifier: GPL-2.0+ |
bf36c5d5 SG |
11 | */ |
12 | ||
13 | #include <common.h> | |
14 | #include <command.h> | |
15 | #include <hash.h> | |
218da0f3 | 16 | #include <linux/ctype.h> |
bf36c5d5 SG |
17 | |
18 | static int do_hash(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
19 | { | |
218da0f3 | 20 | char *s; |
bf36c5d5 | 21 | #ifdef CONFIG_HASH_VERIFY |
d5b76673 | 22 | int flags = HASH_FLAG_ENV; |
bf36c5d5 | 23 | |
6b3ff98d SG |
24 | if (argc < 4) |
25 | return CMD_RET_USAGE; | |
bf36c5d5 | 26 | if (!strcmp(argv[1], "-v")) { |
d5b76673 | 27 | flags |= HASH_FLAG_VERIFY; |
bf36c5d5 SG |
28 | argc--; |
29 | argv++; | |
30 | } | |
6b3ff98d | 31 | #else |
d5b76673 | 32 | const int flags = HASH_FLAG_ENV; |
bf36c5d5 SG |
33 | #endif |
34 | /* Move forward to 'algorithm' parameter */ | |
35 | argc--; | |
36 | argv++; | |
218da0f3 SG |
37 | for (s = *argv; *s; s++) |
38 | *s = tolower(*s); | |
d5b76673 | 39 | return hash_command(*argv, flags, cmdtp, flag, argc - 1, argv + 1); |
bf36c5d5 SG |
40 | } |
41 | ||
42 | #ifdef CONFIG_HASH_VERIFY | |
43 | U_BOOT_CMD( | |
44 | hash, 6, 1, do_hash, | |
45 | "compute hash message digest", | |
46 | "algorithm address count [[*]sum_dest]\n" | |
47 | " - compute message digest [save to env var / *address]\n" | |
48 | "hash -v algorithm address count [*]sum\n" | |
49 | " - verify hash of memory area with env var / *address" | |
50 | ); | |
51 | #else | |
52 | U_BOOT_CMD( | |
53 | hash, 5, 1, do_hash, | |
54 | "compute message digest", | |
55 | "algorithm address count [[*]sum_dest]\n" | |
56 | " - compute message digest [save to env var / *address]" | |
57 | ); | |
58 | #endif |