Security-59306.11.20.tar.gz

[apple/security.git] / CMS / SecCmsEnvelopedData.h

diff --git a/CMS/SecCmsEnvelopedData.h b/CMS/SecCmsEnvelopedData.h
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+/*
+ *  Copyright (c) 2004-2018 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@
+ */
+
+/*!
+    @header SecCmsEnvelopedData.h
+
+    @availability 10.4 and later
+    @abstract Interfaces of the CMS implementation.
+    @discussion The functions here implement functions for encoding
+                and decoding Cryptographic Message Syntax (CMS) objects
+                as described in rfc3369.
+ */
+
+#ifndef _SECURITY_SECCMSENVELOPEDDATA_H_
+#define _SECURITY_SECCMSENVELOPEDDATA_H_  1
+
+#include <Security/SecCmsBase.h>
+
+__BEGIN_DECLS
+
+/*!
+     @function
+     @abstract Create an enveloped data message.
+ */
+extern SecCmsEnvelopedDataRef
+SecCmsEnvelopedDataCreate(SecCmsMessageRef cmsg, SECOidTag algorithm, int keysize);
+
+/*!
+    @function
+    @abstract Destroy an enveloped data message.
+ */
+extern void
+SecCmsEnvelopedDataDestroy(SecCmsEnvelopedDataRef edp);
+
+/*!
+    @function
+    @abstract Return pointer to this envelopedData's contentinfo.
+ */
+extern SecCmsContentInfoRef
+SecCmsEnvelopedDataGetContentInfo(SecCmsEnvelopedDataRef envd);
+
+#if TARGET_OS_OSX
+/*!
+ @function
+ @abstract Add a recipientinfo to the enveloped data msg.
+ @discussion Rip must be created on the same pool as edp - this is not enforced, though.
+ */
+extern OSStatus
+SecCmsEnvelopedDataAddRecipient(SecCmsEnvelopedDataRef edp, SecCmsRecipientInfoRef rip);
+#endif
+
+__END_DECLS
+
+#endif /* _SECURITY_SECCMSENVELOPEDDATA_H_ */