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	Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
		
			
				
	
	
		
			59 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			59 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2012 The Chromium OS Authors.
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 *
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 * (C) Copyright 2011
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 * Joe Hershberger, National Instruments, joe.hershberger@ni.com
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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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 * SPDX-License-Identifier:	GPL-2.0+
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 */
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#include <common.h>
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#include <command.h>
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#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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{
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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)
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		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--;
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		argv++;
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	}
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#else
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	const int flags = HASH_FLAG_ENV;
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#endif
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	/* Move forward to 'algorithm' parameter */
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	argc--;
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	argv++;
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	for (s = *argv; *s; s++)
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		*s = tolower(*s);
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	return hash_command(*argv, flags, cmdtp, flag, argc - 1, argv + 1);
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}
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#ifdef CONFIG_HASH_VERIFY
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U_BOOT_CMD(
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	hash,	6,	1,	do_hash,
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	"compute hash message digest",
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	"algorithm address count [[*]sum_dest]\n"
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		"    - compute message digest [save to env var / *address]\n"
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	"hash -v algorithm address count [*]sum\n"
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		"    - verify hash of memory area with env var / *address"
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);
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#else
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U_BOOT_CMD(
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	hash,	5,	1,	do_hash,
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	"compute message digest",
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	"algorithm address count [[*]sum_dest]\n"
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		"    - compute message digest [save to env var / *address]"
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);
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#endif
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