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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; |
d5b76673 | 21 | int flags = HASH_FLAG_ENV; |
bf36c5d5 | 22 | |
3ef46a99 | 23 | #ifdef CONFIG_HASH_VERIFY |
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 | } | |
31 | #endif | |
32 | /* Move forward to 'algorithm' parameter */ | |
33 | argc--; | |
34 | argv++; | |
218da0f3 SG |
35 | for (s = *argv; *s; s++) |
36 | *s = tolower(*s); | |
d5b76673 | 37 | return hash_command(*argv, flags, cmdtp, flag, argc - 1, argv + 1); |
bf36c5d5 SG |
38 | } |
39 | ||
40 | #ifdef CONFIG_HASH_VERIFY | |
3ef46a99 | 41 | #define HARGS 6 |
bf36c5d5 | 42 | #else |
3ef46a99 ND |
43 | #define HARGS 5 |
44 | #endif | |
45 | ||
bf36c5d5 | 46 | U_BOOT_CMD( |
3ef46a99 ND |
47 | hash, HARGS, 1, do_hash, |
48 | "compute hash message digest", | |
49 | "algorithm address count [[*]hash_dest]\n" | |
bf36c5d5 | 50 | " - compute message digest [save to env var / *address]" |
3ef46a99 ND |
51 | #ifdef CONFIG_HASH_VERIFY |
52 | "\nhash -v algorithm address count [*]hash\n" | |
53 | " - verify message digest of memory area to immediate value, \n" | |
54 | " env var or *address" | |
bf36c5d5 | 55 | #endif |
3ef46a99 | 56 | ); |