--- /dev/null
+//
+// SecCFCanonicalHashes.h
+// Security
+//
+// Created by Mitch Adler on 2/8/12.
+// Copyright (c) 2012 Apple Inc. All rights reserved.
+//
+
+#ifndef _SECCFCANONICALHASHES_H_
+#define _SECCFCANONICALHASHES_H_
+
+#include <CoreFoundation/CFDictionary.h>
+#include <CoreFoundation/CFData.h>
+
+#include <corecrypto/ccdigest.h>
+
+bool SecCFAppendCFDictionaryHash(CFDictionaryRef thisDictionary, const struct ccdigest_info* di, CFMutableDataRef toThis);
+
+
+#endif