--- /dev/null
+/*
+ * Copyright (c) 2018 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_LICENSE_HEADER_END@
+ */
+#ifndef _H_NOTARIZATION
+#define _H_NOTARIZATION
+
+#include <Security/Security.h>
+#include <security_utilities/dispatch.h>
+#include <security_utilities/hashing.h>
+#include <security_utilities/unix++.h>
+#include "requirement.h"
+
+namespace Security {
+namespace CodeSigning {
+
+// Performs an online check for a ticket, and returns true if a revocation ticket is found.
+bool checkNotarizationServiceForRevocation(CFDataRef hash, SecCSDigestAlgorithm hashType, double *date);
+
+// Performs an offline notarization check for the hash represented in the requirement context
+// and returns whether the hash has a valid, unrevoked notarization ticket.
+bool isNotarized(const Requirement::Context *context);
+
+// Representation-specific methods for extracting a stapled ticket and registering
+// it with the notarization daemon.
+void registerStapledTicketInPackage(const std::string& path);
+void registerStapledTicketInBundle(const std::string& path);
+void registerStapledTicketInDMG(CFDataRef ticketData);
+
+} // end namespace CodeSigning
+} // end namespace Security
+
+#endif /* _H_NOTARIZATION */