@class NSMutableArray, NSString, GKSimpleTimer, NSMutableData, GKAsyncSocket, NSObject;
@protocol OS_dispatch_queue;
@interface GKDiscoveryPeerConnection : NSObject <GKSimpleTimerDelegate> {
BOOL _connected;
GKAsyncSocket *_connectionSocket;
NSMutableData *_dataReceived;
unsigned int _currentSequenceNumber;
NSMutableData *_dataToSendHoldingQueue;
NSMutableArray *_receivedDataHoldingQueue;
NSMutableArray *_messageReceiptHandlerList;
NSMutableArray *_messageReceiptHandlerHoldingQueue;
GKSimpleTimer *_heartbeatTimer;
GKSimpleTimer *_heartbeatTimeoutTimer;
GKSimpleTimer *_timeoutTimer;
double _connectionTimeoutInSeconds;
double _heartbeatIntervalInSeconds;
}
@property (copy, nonatomic) NSString *remoteServiceName;
@property (copy, nonatomic) NSString *localServiceName;
@property (copy, nonatomic) id /* block */ receiveDataHandler;
@property (copy, nonatomic) id /* block */ connectedHandler;
@property (retain, nonatomic) NSObject<OS_dispatch_queue> *syncQueue;
@property (retain, nonatomic) NSObject<OS_dispatch_queue> *targetQueue;
+ (void)checkConstants;
+ (unsigned long long)receiveDataLimit;
+ (unsigned long long)sendDataLimit;
- (void)dealloc;
- (void)invalidate;
- (void)timeout:(id)a0;
- (void)sendData:(id)a0 withCompletionHandler:(id /* block */)a1;
- (id)initWithLocalServiceName:(id)a0;
- (BOOL)shouldDecideAboutConnection;
- (void)syncAcceptedConnection;
- (void)syncCloseConnectionNow;
- (void)syncProcessMessage:(int)a0 data:(id)a1 sequenceNumber:(unsigned int)a2;
- (void)syncReceivedData:(id)a0 error:(id)a1;
- (void)syncSendAccept;
- (void)syncSendHello;
- (void)syncSendMessage:(int)a0 data:(id)a1 withCompletionHandler:(id /* block */)a2;
- (void)syncSendMessageReceipt:(int)a0 sequenceNumber:(unsigned int)a1;
- (void)attachSocketDescriptor:(int)a0;
- (void)connectToSockAddr:(const struct sockaddr { unsigned char x0; unsigned char x1; char x2[14]; } *)a0 port:(unsigned short)a1;
- (void)syncConnected:(id)a0;
- (BOOL)syncSetupNewSocket;
@end