[thirdparty/u-boot.git] / cmd / unzip.c

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

#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: %lu = 0x%lX\n", src_len, src_len);
	env_set_hex("filesize", src_len);

	return 0;
}

U_BOOT_CMD(
	unzip,	4,	1,	do_unzip,
	"unzip a memory region",
	"srcaddr dstaddr [dstsize]"
);

static int do_gzwrite(cmd_tbl_t *cmdtp, int flag,
		      int argc, char * const argv[])
{
	struct blk_desc *bdev;
	int ret;
	unsigned char *addr;
	unsigned long length;
	unsigned long writebuf = 1<<20;
	u64 startoffs = 0;
	u64 szexpected = 0;

	if (argc < 5)
		return CMD_RET_USAGE;
	ret = blk_get_device_by_str(argv[1], argv[2], &bdev);
	if (ret < 0)
		return CMD_RET_FAILURE;

	addr = (unsigned char *)simple_strtoul(argv[3], NULL, 16);
	length = simple_strtoul(argv[4], NULL, 16);

	if (5 < argc) {
		writebuf = simple_strtoul(argv[5], NULL, 16);
		if (6 < argc) {
			startoffs = simple_strtoull(argv[6], NULL, 16);
			if (7 < argc)
				szexpected = simple_strtoull(argv[7],
							     NULL, 16);
		}
	}

	ret = gzwrite(addr, length, bdev, writebuf, startoffs, szexpected);

	return ret ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
}

U_BOOT_CMD(
	gzwrite, 8, 0, do_gzwrite,
	"unzip and write memory to block device",
	"<interface> <dev> <addr> length [wbuf=1M [offs=0 [outsize=0]]]\n"
	"\twbuf is the size in bytes (hex) of write buffer\n"
	"\t\tand should be padded to erase size for SSDs\n"
	"\toffs is the output start offset in bytes (hex)\n"
	"\toutsize is the size of the expected output (hex bytes)\n"
	"\t\tand is required for files with uncompressed lengths\n"
	"\t\t4 GiB or larger\n"
);
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
c3d2a17c MF	2	/*
	3	* (C) Copyright 2000
	4	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
c3d2a17c MF	5	*/
	6
	7	#include <common.h>
	8	#include <command.h>
	9
	10	static int do_unzip(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
	11	{
	12	unsigned long src, dst;
	13	unsigned long src_len = ~0UL, dst_len = ~0UL;
c3d2a17c MF	14
	15	switch (argc) {
	16	case 4:
	17	dst_len = simple_strtoul(argv[3], NULL, 16);
	18	/* fall through */
	19	case 3:
	20	src = simple_strtoul(argv[1], NULL, 16);
	21	dst = simple_strtoul(argv[2], NULL, 16);
	22	break;
	23	default:
4c12eeb8	24	return CMD_RET_USAGE;
c3d2a17c MF	25	}
	26
	27	if (gunzip((void ) dst, dst_len, (void ) src, &src_len) != 0)
	28	return 1;
	29
9ae2ddc8	30	printf("Uncompressed size: %lu = 0x%lX\n", src_len, src_len);
018f5303	31	env_set_hex("filesize", src_len);
c3d2a17c MF	32
	33	return 0;
	34	}
	35
	36	U_BOOT_CMD(
	37	unzip, 4, 1, do_unzip,
	38	"unzip a memory region",
	39	"srcaddr dstaddr [dstsize]"
	40	);
5d27223e EN	41
	42	static int do_gzwrite(cmd_tbl_t *cmdtp, int flag,
	43	int argc, char * const argv[])
	44	{
4101f687	45	struct blk_desc *bdev;
5d27223e EN	46	int ret;
	47	unsigned char *addr;
	48	unsigned long length;
	49	unsigned long writebuf = 1<<20;
	50	u64 startoffs = 0;
	51	u64 szexpected = 0;
	52
	53	if (argc < 5)
	54	return CMD_RET_USAGE;
ebac37cf	55	ret = blk_get_device_by_str(argv[1], argv[2], &bdev);
5d27223e EN	56	if (ret < 0)
	57	return CMD_RET_FAILURE;
	58
	59	addr = (unsigned char *)simple_strtoul(argv[3], NULL, 16);
	60	length = simple_strtoul(argv[4], NULL, 16);
	61
	62	if (5 < argc) {
	63	writebuf = simple_strtoul(argv[5], NULL, 16);
	64	if (6 < argc) {
	65	startoffs = simple_strtoull(argv[6], NULL, 16);
	66	if (7 < argc)
	67	szexpected = simple_strtoull(argv[7],
	68	NULL, 16);
	69	}
	70	}
	71
	72	ret = gzwrite(addr, length, bdev, writebuf, startoffs, szexpected);
	73
	74	return ret ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
	75	}
	76
	77	U_BOOT_CMD(
	78	gzwrite, 8, 0, do_gzwrite,
	79	"unzip and write memory to block device",
	80	"<interface> <dev> <addr> length [wbuf=1M [offs=0 [outsize=0]]]\n"
	81	"\twbuf is the size in bytes (hex) of write buffer\n"
	82	"\t\tand should be padded to erase size for SSDs\n"
	83	"\toffs is the output start offset in bytes (hex)\n"
	84	"\toutsize is the size of the expected output (hex bytes)\n"
	85	"\t\tand is required for files with uncompressed lengths\n"
	86	"\t\t4 GiB or larger\n"
	87	);