Utility to output digests in format suitable for RSA signatures.

src/platform/vboot_reference/tests/signature_digest.h

Index: src/platform/vboot_reference/tests/signature_digest.h
diff --git a/src/platform/vboot_reference/tests/signature_digest.h b/src/platform/vboot_reference/tests/signature_digest.h
new file mode 100644
index 0000000000000000000000000000000000000000..fcd72753a39f1bcfd57098642cd770b9b5fff3c8
--- /dev/null
+++ b/src/platform/vboot_reference/tests/signature_digest.h
@@ -0,0 +1,16 @@
+/* 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.
+ */
+
+#ifndef VBOOT_REFERENCE_SIGNATURE_DIGEST_H_
+#define VBOOT_REFERENCE_SIGNATURE_DIGEST_H_
+
+#include <inttypes.h>
+
+/* Returns a buffer with DigestInfo (which depends on [algorithm])
+ * prepended to [digest].
+ */
+uint8_t* prepend_digestinfo(int algorithm, uint8_t* digest);
+
+#endif  /* VBOOT_REFERENCE_SIGNATURE_DIGEST_H_ */