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+/*
+ *  Copyright (c) 2003-2009 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@
+ *
+ *  AuthorizationMechEval.h
+ *  securityd
+ *
+ */
+
+#include <string>
+#include <map>
+#include <security_utilities/refcount.h>
+#include "agentquery.h"
+#include "AuthorizationRule.h"
+#include "authority.h"
+#include "session.h"
+
+
+namespace Authorization {
+   
+class AgentMechanismRef : public RefPointer<QueryInvokeMechanism>
+{
+public:
+    AgentMechanismRef(const AuthHostType type, Session &session);
+};
+    
+class AgentMechanismEvaluator
+{
+public:
+    AgentMechanismEvaluator(uid_t uid, Session &session, const vector<string>& inMechanisms);
+    OSStatus run(const AuthValueVector &inArguments, const AuthItemSet &inHints, const AuthorizationToken &auth);
+
+    AuthorizationResult authinternal(AuthItemSet &context);
+    
+    AuthItemSet &hints() { return mHints; }
+    AuthItemSet &context() { return mContext; }
+    
+private:
+    vector<std::string> mMechanisms;
+    typedef map<std::string, AgentMechanismRef> ClientMap;
+    ClientMap mClients;
+    
+    uid_t mClientUid;
+    Session &mSession;
+    
+    AuthItemSet mHints;
+    AuthItemSet mContext;
+    AuthItemSet mStickyContext;
+};
+
+} /* namespace Authorization */