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/*
* (C) Copyright 2011
* Joe Hershberger, National Instruments, joe.hershberger@ni.com
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <command.h>
#include <hash.h>
#include <sha1.h>
int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int flags = HASH_FLAG_ENV;
int ac;
char * const *av;
if (argc < 3)
return CMD_RET_USAGE;
av = argv + 1;
ac = argc - 1;
#ifdef CONFIG_SHA1SUM_VERIFY
if (strcmp(*av, "-v") == 0) {
flags |= HASH_FLAG_VERIFY;
av++;
ac--;
}
#endif
return hash_command("sha1", flags, cmdtp, flag, ac, av);
}
#ifdef CONFIG_SHA1SUM_VERIFY
U_BOOT_CMD(
sha1sum, 5, 1, do_sha1sum,
"compute SHA1 message digest",
"address count [[*]sum]\n"
" - compute SHA1 message digest [save to sum]\n"
"sha1sum -v address count [*]sum\n"
" - verify sha1sum of memory area"
);
#else
U_BOOT_CMD(
sha1sum, 4, 1, do_sha1sum,
"compute SHA1 message digest",
"address count [[*]sum]\n"
" - compute SHA1 message digest [save to sum]"
);
#endif
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