Security-57336.1.9.tar.gz

[apple/security.git] / OSX / libsecurity_keychain / Security / CCallbackMgr.h

diff --git a/OSX/libsecurity_keychain/Security/CCallbackMgr.h b/OSX/libsecurity_keychain/Security/CCallbackMgr.h
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+/*
+ * Copyright (c) 1998-2004,2011,2014 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@
+ */
+
+
+/*
+ *  CCallbackMgr.h -- Code that communicates with processes that install a callback
+ *  with the Keychain Manager to receive keychain events.
+ */
+#ifndef _SECURITY_CCALLBACKMGR_H_
+#define _SECURITY_CCALLBACKMGR_H_
+
+#include <security_keychain/Keychains.h>
+#include <security_utilities/cfmach++.h>
+#include <securityd_client/ssnotify.h>
+#include <securityd_client/dictionary.h>
+#include <securityd_client/eventlistener.h>
+#include <list>
+#include "KCEventNotifier.h"
+
+namespace Security
+{
+
+namespace KeychainCore
+{
+
+class CallbackInfo;
+class CCallbackMgr;
+
+class CallbackInfo
+{
+public:
+       ~CallbackInfo();
+       CallbackInfo();
+       CallbackInfo(SecKeychainCallback inCallbackFunction,SecKeychainEventMask inEventMask,void *inContext);
+       
+       bool operator ==(const CallbackInfo& other) const;
+       bool operator !=(const CallbackInfo& other) const;
+
+       SecKeychainCallback mCallback;
+       SecKeychainEventMask mEventMask;
+       void *mContext;
+};
+
+// typedefs
+typedef CallbackInfo *CallbackInfoPtr;
+typedef CallbackInfo const *ConstCallbackInfoPtr;
+
+typedef list<CallbackInfo>::iterator CallbackInfoListIterator;
+typedef list<CallbackInfo>::const_iterator ConstCallbackInfoListIterator;
+
+
+class CCallbackMgr : public SecurityServer::EventListener
+{
+public:
+       CCallbackMgr();
+       ~CCallbackMgr();
+       
+       static CCallbackMgr& Instance();
+
+       static void AddCallback( SecKeychainCallback inCallbackFunction, SecKeychainEventMask inEventMask, void* inContext);
+
+       static void RemoveCallback( SecKeychainCallback inCallbackFunction );
+    //static void RemoveCallbackUPP(KCCallbackUPP inCallbackFunction);
+       static bool HasCallbacks()
+       { return CCallbackMgr::Instance().mEventCallbacks.size() > 0; };
+       
+private:
+
+       void consume (SecurityServer::NotificationDomain domain, SecurityServer::NotificationEvent whichEvent,
+                                 const CssmData &data);
+       
+       static void AlertClients(const list<CallbackInfo> &eventCallbacks, SecKeychainEvent inEvent, pid_t inPid,
+                                                        const Keychain& inKeychain, const Item &inItem);
+
+       list<CallbackInfo>              mEventCallbacks;
+};
+
+} // end namespace KeychainCore
+
+} // end namespace Security
+
+#endif // !_SECURITY_CCALLBACKMGR_H_