Security-59306.11.20.tar.gz

[apple/security.git] / keychain / SecureObjectSync / SOSCoder.h

diff --git a/keychain/SecureObjectSync/SOSCoder.h b/keychain/SecureObjectSync/SOSCoder.h
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+++ b/keychain/SecureObjectSync/SOSCoder.h
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+/*
+ * Copyright (c) 2013-2014 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 _SEC_SOSCODER_H_
+#define _SEC_SOSCODER_H_
+
+
+#include "keychain/SecureObjectSync/SOSFullPeerInfo.h"
+#include <Security/SecureObjectSync/SOSPeerInfo.h>
+
+typedef struct __OpaqueSOSCoder *SOSCoderRef;
+typedef bool (^SOSPeerSendBlock)(CFDataRef message, CFErrorRef *error);
+
+enum {
+    kSOSCoderDataReturned = 0,
+    kSOSCoderNegotiating = 1,
+    kSOSCoderNegotiationCompleted = 2,
+    kSOSCoderFailure = 3,
+    kSOSCoderStaleEvent = 4,
+    kSOSCoderTooNew = 5,
+    kSOSCoderForceMessage = 6,
+};
+
+typedef uint32_t SOSCoderStatus;
+
+CFTypeID SOSCoderGetTypeID(void);
+
+SOSCoderRef SOSCoderCreate(SOSPeerInfoRef peerInfo, SOSFullPeerInfoRef myPeerInfo, CFBooleanRef useCompact, CFErrorRef *error);
+SOSCoderRef SOSCoderCreateFromData(CFDataRef exportedData, CFErrorRef *error);
+
+CFDataRef SOSCoderCopyDER(SOSCoderRef coder, CFErrorRef* error);
+
+CFStringRef SOSCoderGetID(SOSCoderRef coder);
+
+bool SOSCoderIsFor(SOSCoderRef coder, SOSPeerInfoRef peerInfo, SOSFullPeerInfoRef myPeerInfo);
+
+SOSCoderStatus
+SOSCoderStart(SOSCoderRef coder, CFErrorRef *error);
+
+SOSCoderStatus
+SOSCoderResendDH(SOSCoderRef coder, CFErrorRef *error);
+
+void SOSCoderPersistState(CFStringRef peer_id, SOSCoderRef coder);
+
+SOSCoderStatus SOSCoderUnwrap(SOSCoderRef coder, CFDataRef codedMessage, CFMutableDataRef *message,
+                              CFStringRef clientId, CFErrorRef *error);
+
+SOSCoderStatus SOSCoderWrap(SOSCoderRef coder, CFDataRef message, CFMutableDataRef *codedMessage, CFStringRef clientId, CFErrorRef *error);
+
+bool SOSCoderCanWrap(SOSCoderRef coder);
+
+void SOSCoderReset(SOSCoderRef coder);
+
+CFDataRef SOSCoderCopyPendingResponse(SOSCoderRef coder);
+void SOSCoderConsumeResponse(SOSCoderRef coder);
+bool SOSCoderIsCoderInAwaitingState(SOSCoderRef coder);
+    
+#endif // _SEC_SOSCODER_H_