/* * (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> #include <sha1.h> static int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { unsigned long addr, len; unsigned int i; u8 output[20]; if (argc < 3) return cmd_usage(cmdtp); addr = simple_strtoul(argv[1], NULL, 16); len = simple_strtoul(argv[2], NULL, 16); sha1_csum((unsigned char *) addr, len, output); printf("SHA1 for %08lx ... %08lx ==> ", addr, addr + len - 1); for (i = 0; i < 20; i++) printf("%02x", output[i]); printf("\n"); return 0; } U_BOOT_CMD( sha1sum, 3, 1, do_sha1sum, "compute SHA1 message digest", "address count" );