60 lines
1.6 KiB
C
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]"
|
|
);
|