u-boot/common/cmd_unzip.c
Mike Frysinger c3d2a17c1e md5sum/sha1sum/unzip: split out of mondo mem file
There's no real need to keep these functions in the cmd_mem file since
they do not use any of the common global mem variables.  So split them
out into their own dedicated cmd files.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2011-04-13 15:56:47 -04:00

60 lines
1.6 KiB
C

/*
* (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>
static int do_unzip(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
unsigned long src, dst;
unsigned long src_len = ~0UL, dst_len = ~0UL;
char buf[32];
switch (argc) {
case 4:
dst_len = simple_strtoul(argv[3], NULL, 16);
/* fall through */
case 3:
src = simple_strtoul(argv[1], NULL, 16);
dst = simple_strtoul(argv[2], NULL, 16);
break;
default:
return cmd_usage(cmdtp);
}
if (gunzip((void *) dst, dst_len, (void *) src, &src_len) != 0)
return 1;
printf("Uncompressed size: %ld = 0x%lX\n", src_len, src_len);
sprintf(buf, "%lX", src_len);
setenv("filesize", buf);
return 0;
}
U_BOOT_CMD(
unzip, 4, 1, do_unzip,
"unzip a memory region",
"srcaddr dstaddr [dstsize]"
);