Add vbutil_key

host/include/host_misc.h

Index: host/include/host_misc.h
diff --git a/host/include/host_misc.h b/host/include/host_misc.h
new file mode 100644
index 0000000000000000000000000000000000000000..7e66c73cf81b78f5eef5bc113a638ccca6560fb3
--- /dev/null
+++ b/host/include/host_misc.h
@@ -0,0 +1,25 @@
+/* Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ * Host-side misc functions for verified boot.
+ */
+
+#ifndef VBOOT_REFERENCE_HOST_MISC_H_
+#define VBOOT_REFERENCE_HOST_MISC_H_
+
+#include <stdint.h>
+
+#include "host_misc.h"
+#include "utility.h"
+#include "vboot_struct.h"
+
+
+/* Read data from [filename].  Store the size of returned data in [size].
+ *
+ * Returns the data buffer, which the caller must Free(), or NULL if
+ * error. */
+uint8_t* ReadFile(const char* filename, uint64_t* size);
+
+
+#endif  /* VBOOT_REFERENCE_HOST_MISC_H_ */