1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556 |
- // SPDX-License-Identifier: GPL-2.0+
- /*
- * 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.
- */
- #include <common.h>
- #include <command.h>
- #include <hash.h>
- #include <linux/ctype.h>
- static int do_hash(struct cmd_tbl *cmdtp, int flag, int argc,
- char *const argv[])
- {
- char *s;
- int flags = HASH_FLAG_ENV;
- #ifdef CONFIG_HASH_VERIFY
- if (argc < 4)
- return CMD_RET_USAGE;
- if (!strcmp(argv[1], "-v")) {
- flags |= HASH_FLAG_VERIFY;
- argc--;
- argv++;
- }
- #endif
- /* Move forward to 'algorithm' parameter */
- argc--;
- argv++;
- for (s = *argv; *s; s++)
- *s = tolower(*s);
- return hash_command(*argv, flags, cmdtp, flag, argc - 1, argv + 1);
- }
- #ifdef CONFIG_HASH_VERIFY
- #define HARGS 6
- #else
- #define HARGS 5
- #endif
- U_BOOT_CMD(
- hash, HARGS, 1, do_hash,
- "compute hash message digest",
- "algorithm address count [[*]hash_dest]\n"
- " - compute message digest [save to env var / *address]"
- #ifdef CONFIG_HASH_VERIFY
- "\nhash -v algorithm address count [*]hash\n"
- " - verify message digest of memory area to immediate value, \n"
- " env var or *address"
- #endif
- );
|