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-rw-r--r--common/cmd_hash.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/common/cmd_hash.c b/common/cmd_hash.c
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--- /dev/null
+++ b/common/cmd_hash.c
@@ -0,0 +1,63 @@
+/*
+ * 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>
+
+static int do_hash(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+#ifdef CONFIG_HASH_VERIFY
+ int verify = 0;
+
+ if (!strcmp(argv[1], "-v")) {
+ verify = 1;
+ argc--;
+ argv++;
+ }
+#endif
+ /* Move forward to 'algorithm' parameter */
+ argc--;
+ argv++;
+ return hash_command(*argv, verify, cmdtp, flag, argc - 1, argv + 1);
+}
+
+#ifdef CONFIG_HASH_VERIFY
+U_BOOT_CMD(
+ hash, 6, 1, do_hash,
+ "compute hash message digest",
+ "algorithm address count [[*]sum_dest]\n"
+ " - compute message digest [save to env var / *address]\n"
+ "hash -v algorithm address count [*]sum\n"
+ " - 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]\n"
+ " - compute message digest [save to env var / *address]"
+);
+#endif