--- /dev/null
+/*
+ * Copyright (c) 2014 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 libsecurity_smime_SecCMS_h
+#define libsecurity_smime_SecCMS_h
+
+#include <CoreFoundation/CoreFoundation.h>
+#include <Security/SecBase.h>
+
+/* Return an array of certificates contained in message, if message is of the
+ type SignedData and has no signers, return NULL otherwise. Not that if
+ the message is properly formed but has no certificates an empty array will
+ be returned.
+ Designed to match the sec submodule implementation available for iOS
+ */
+CFArrayRef SecCMSCertificatesOnlyMessageCopyCertificates(CFDataRef message);
+
+/* Create a degenerate PKCS#7 containing a cert or a CFArray of certs. */
+CFDataRef SecCMSCreateCertificatesOnlyMessageIAP(SecCertificateRef cert);
+
+
+#endif