]> git.kernelconcepts.de Git - karo-tx-uboot.git/blob - common/cmd_sha1sum.c
Merge branch 'master' of git://www.denx.de/git/u-boot-imx
[karo-tx-uboot.git] / common / cmd_sha1sum.c
1 /*
2  * (C) Copyright 2011
3  * Joe Hershberger, National Instruments, joe.hershberger@ni.com
4  *
5  * (C) Copyright 2000
6  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7  *
8  * SPDX-License-Identifier:     GPL-2.0+
9  */
10
11 #include <common.h>
12 #include <command.h>
13 #include <hash.h>
14 #include <u-boot/sha1.h>
15
16 int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
17 {
18         int flags = HASH_FLAG_ENV;
19         int ac;
20         char * const *av;
21
22         if (argc < 3)
23                 return CMD_RET_USAGE;
24
25         av = argv + 1;
26         ac = argc - 1;
27 #ifdef CONFIG_SHA1SUM_VERIFY
28         if (strcmp(*av, "-v") == 0) {
29                 flags |= HASH_FLAG_VERIFY;
30                 av++;
31                 ac--;
32         }
33 #endif
34
35         return hash_command("sha1", flags, cmdtp, flag, ac, av);
36 }
37
38 #ifdef CONFIG_SHA1SUM_VERIFY
39 U_BOOT_CMD(
40         sha1sum,        5,      1,      do_sha1sum,
41         "compute SHA1 message digest",
42         "address count [[*]sum]\n"
43                 "    - compute SHA1 message digest [save to sum]\n"
44         "sha1sum -v address count [*]sum\n"
45                 "    - verify sha1sum of memory area"
46 );
47 #else
48 U_BOOT_CMD(
49         sha1sum,        4,      1,      do_sha1sum,
50         "compute SHA1 message digest",
51         "address count [[*]sum]\n"
52                 "    - compute SHA1 message digest [save to sum]"
53 );
54 #endif