@class NSHashTable, AVWeakReference, NSURL, NSData, NSString, NSMutableDictionary, NSObject, NSMutableArray, AVWeakReferencingDelegateStorage, NSMapTable, AVContentKeyReportGroup;
@protocol OS_dispatch_queue;
@interface AVContentKeySessionInternal : NSObject {
AVWeakReferencingDelegateStorage *_delegateStorage;
AVWeakReference *_weakReference;
NSURL *_storageURL;
NSData *_appIdentifier;
BOOL _isExpired;
BOOL _internal;
AVContentKeyReportGroup *_defaultContentKeyGroup;
NSObject<OS_dispatch_queue> *_threadSafetyQ;
NSHashTable *_contentKeyRecipients;
NSString *_keySystem;
NSMutableDictionary *keyRequestsByRequestID;
NSMutableArray *_contentKeyGroups;
NSMapTable *cryptorUUIDToContentKeyRequestMap;
NSMutableDictionary *keyRequestParamsByRequestID;
NSMutableDictionary *keyRequestTrackerByRequestID;
NSMutableDictionary *cryptorsByIdentifer;
NSMapTable *contentKeyRequestByKeySpecifierMap;
NSData *_protectorSessionIdentifier;
NSObject<OS_dispatch_queue> *_delegateReadWriteQueue;
NSObject<OS_dispatch_queue> *_delegateQueue;
struct CMBaseObject { } *_contentKeyBoss;
BOOL _useContentKeyBoss;
}
@end