mirror of
https://github.com/brain-hackers/u-boot-brain
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83d290c56f
When U-Boot started using SPDX tags we were among the early adopters and there weren't a lot of other examples to borrow from. So we picked the area of the file that usually had a full license text and replaced it with an appropriate SPDX-License-Identifier: entry. Since then, the Linux Kernel has adopted SPDX tags and they place it as the very first line in a file (except where shebangs are used, then it's second line) and with slightly different comment styles than us. In part due to community overlap, in part due to better tag visibility and in part for other minor reasons, switch over to that style. This commit changes all instances where we have a single declared license in the tag as both the before and after are identical in tag contents. There's also a few places where I found we did not have a tag and have introduced one. Signed-off-by: Tom Rini <trini@konsulko.com>
56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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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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#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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int flags = HASH_FLAG_ENV;
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#ifdef CONFIG_HASH_VERIFY
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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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#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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#define HARGS 6
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#else
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#define HARGS 5
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#endif
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U_BOOT_CMD(
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hash, HARGS, 1, do_hash,
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"compute hash message digest",
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"algorithm address count [[*]hash_dest]\n"
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" - compute message digest [save to env var / *address]"
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#ifdef CONFIG_HASH_VERIFY
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"\nhash -v algorithm address count [*]hash\n"
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" - verify message digest of memory area to immediate value, \n"
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" env var or *address"
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#endif
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);
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