mirror of
https://github.com/AsahiLinux/u-boot
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60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
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/*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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static int do_unzip(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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unsigned long src, dst;
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unsigned long src_len = ~0UL, dst_len = ~0UL;
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char buf[32];
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switch (argc) {
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case 4:
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dst_len = simple_strtoul(argv[3], NULL, 16);
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/* fall through */
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case 3:
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src = simple_strtoul(argv[1], NULL, 16);
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dst = simple_strtoul(argv[2], NULL, 16);
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break;
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default:
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return cmd_usage(cmdtp);
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}
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if (gunzip((void *) dst, dst_len, (void *) src, &src_len) != 0)
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return 1;
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printf("Uncompressed size: %ld = 0x%lX\n", src_len, src_len);
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sprintf(buf, "%lX", src_len);
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setenv("filesize", buf);
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return 0;
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}
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U_BOOT_CMD(
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unzip, 4, 1, do_unzip,
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"unzip a memory region",
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"srcaddr dstaddr [dstsize]"
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);
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