Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / common / cmd_hash.c

diff --git a/qemu/roms/u-boot/common/cmd_hash.c b/qemu/roms/u-boot/common/cmd_hash.c
new file mode 100644 (file)
index 0000000..90facbb
--- /dev/null
+++ b/qemu/roms/u-boot/common/cmd_hash.c
@@ -0,0 +1,58 @@
+/*
+ * 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.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <hash.h>
+#include <linux/ctype.h>
+
+static int do_hash(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       char *s;
+#ifdef CONFIG_HASH_VERIFY
+       int flags = HASH_FLAG_ENV;
+
+       if (argc < 4)
+               return CMD_RET_USAGE;
+       if (!strcmp(argv[1], "-v")) {
+               flags |= HASH_FLAG_VERIFY;
+               argc--;
+               argv++;
+       }
+#else
+       const int flags = HASH_FLAG_ENV;
+#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
+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