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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: | |
4c12eeb8 | 42 | return CMD_RET_USAGE; |
c3d2a17c MF |
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 | ); |