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common/cmd_hash.c
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/* * Copyright (c) 2012 The Chromium OS Authors. * * (C) Copyright 2011 * Joe Hershberger, National Instruments, joe.hershberger@ni.com * * (C) Copyright 2000 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * 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 <hash.h> |
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#include <linux/ctype.h> |
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static int do_hash(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { |
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char *s; |
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#ifdef CONFIG_HASH_VERIFY |
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int flags = HASH_FLAG_ENV; |
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if (argc < 4) return CMD_RET_USAGE; |
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if (!strcmp(argv[1], "-v")) { |
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flags |= HASH_FLAG_VERIFY; |
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argc--; argv++; } |
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#else |
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const int flags = HASH_FLAG_ENV; |
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#endif /* Move forward to 'algorithm' parameter */ argc--; argv++; |
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for (s = *argv; *s; s++) *s = tolower(*s); |
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return hash_command(*argv, flags, cmdtp, flag, argc - 1, argv + 1); |
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} #ifdef CONFIG_HASH_VERIFY U_BOOT_CMD( hash, 6, 1, do_hash, "compute hash message digest", "algorithm address count [[*]sum_dest] " " - compute message digest [save to env var / *address] " "hash -v algorithm address count [*]sum " " - verify hash of memory area with env var / *address" ); #else U_BOOT_CMD( hash, 5, 1, do_hash, "compute message digest", "algorithm address count [[*]sum_dest] " " - compute message digest [save to env var / *address]" ); #endif |