elf: Add support for PPC64 ELF V1 ABI in bootelf
[platform/kernel/u-boot.git] / cmd / sha1sum.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * (C) Copyright 2011
4  * Joe Hershberger, National Instruments, joe.hershberger@ni.com
5  *
6  * (C) Copyright 2000
7  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
8  */
9
10 #include <common.h>
11 #include <command.h>
12 #include <hash.h>
13 #include <u-boot/sha1.h>
14
15 int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
16 {
17         int flags = HASH_FLAG_ENV;
18         int ac;
19         char * const *av;
20
21         if (argc < 3)
22                 return CMD_RET_USAGE;
23
24         av = argv + 1;
25         ac = argc - 1;
26 #ifdef CONFIG_SHA1SUM_VERIFY
27         if (strcmp(*av, "-v") == 0) {
28                 flags |= HASH_FLAG_VERIFY;
29                 av++;
30                 ac--;
31         }
32 #endif
33
34         return hash_command("sha1", flags, cmdtp, flag, ac, av);
35 }
36
37 #ifdef CONFIG_SHA1SUM_VERIFY
38 U_BOOT_CMD(
39         sha1sum,        5,      1,      do_sha1sum,
40         "compute SHA1 message digest",
41         "address count [[*]sum]\n"
42                 "    - compute SHA1 message digest [save to sum]\n"
43         "sha1sum -v address count [*]sum\n"
44                 "    - verify sha1sum of memory area"
45 );
46 #else
47 U_BOOT_CMD(
48         sha1sum,        4,      1,      do_sha1sum,
49         "compute SHA1 message digest",
50         "address count [[*]sum]\n"
51                 "    - compute SHA1 message digest [save to sum]"
52 );
53 #endif