/* * (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]" );