[people/ms/u-boot.git] / common / cmd_unzip.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]"
);
Commit	Line	Data
c3d2a17c MF	1	/*
	2	* (C) Copyright 2000
	3	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	#include <common.h>
	25	#include <command.h>
	26
	27	static int do_unzip(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
	28	{
	29	unsigned long src, dst;
	30	unsigned long src_len = ~0UL, dst_len = ~0UL;
	31	char buf[32];
	32
	33	switch (argc) {
	34	case 4:
	35	dst_len = simple_strtoul(argv[3], NULL, 16);
	36	/* fall through */
	37	case 3:
	38	src = simple_strtoul(argv[1], NULL, 16);
	39	dst = simple_strtoul(argv[2], NULL, 16);
	40	break;
	41	default:
	42	return cmd_usage(cmdtp);
	43	}
	44
	45	if (gunzip((void ) dst, dst_len, (void ) src, &src_len) != 0)
	46	return 1;
	47
	48	printf("Uncompressed size: %ld = 0x%lX\n", src_len, src_len);
	49	sprintf(buf, "%lX", src_len);
	50	setenv("filesize", buf);
	51
	52	return 0;
	53	}
	54
	55	U_BOOT_CMD(
	56	unzip, 4, 1, do_unzip,
	57	"unzip a memory region",
	58	"srcaddr dstaddr [dstsize]"
	59	);