[people/ms/u-boot.git] / common / cmd_unzip.c

/*
 * (C) Copyright 2000
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#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;

	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_RET_USAGE;
	}

	if (gunzip((void *) dst, dst_len, (void *) src, &src_len) != 0)
		return 1;

	printf("Uncompressed size: %ld = 0x%lX\n", src_len, src_len);
	setenv_hex("filesize", src_len);

	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	*
1a459660	5	* SPDX-License-Identifier: GPL-2.0+
c3d2a17c MF	6	*/
	7
	8	#include <common.h>
	9	#include <command.h>
	10
	11	static int do_unzip(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
	12	{
	13	unsigned long src, dst;
	14	unsigned long src_len = ~0UL, dst_len = ~0UL;
c3d2a17c MF	15
	16	switch (argc) {
	17	case 4:
	18	dst_len = simple_strtoul(argv[3], NULL, 16);
	19	/* fall through */
	20	case 3:
	21	src = simple_strtoul(argv[1], NULL, 16);
	22	dst = simple_strtoul(argv[2], NULL, 16);
	23	break;
	24	default:
4c12eeb8	25	return CMD_RET_USAGE;
c3d2a17c MF	26	}
	27
	28	if (gunzip((void ) dst, dst_len, (void ) src, &src_len) != 0)
	29	return 1;
	30
	31	printf("Uncompressed size: %ld = 0x%lX\n", src_len, src_len);
41ef372c	32	setenv_hex("filesize", src_len);
c3d2a17c MF	33
	34	return 0;
	35	}
	36
	37	U_BOOT_CMD(
	38	unzip, 4, 1, do_unzip,
	39	"unzip a memory region",
	40	"srcaddr dstaddr [dstsize]"
	41	);