starting steam and paring work

Limelight/PairManager.h

@@ -9,9 +9,21 @@
 #import <Foundation/Foundation.h>
 #import "HttpManager.h"
 
+@protocol PairCallback <NSObject>
+
+- (void) showPIN:(NSString*)PIN;
+- (void) pairSuccessful;
+- (void) pairFailed:(NSString*)message;
+
+@end
+
 @interface PairManager : NSOperation
-- (id) initWithManager:(HttpManager*)httpManager andCert:(NSData*)cert;
+- (id) initWithManager:(HttpManager*)httpManager andCert:(NSData*)cert callback:(id<PairCallback>)callback;
 - (NSString*) generatePIN;
 - (NSData*) saltPIN:(NSString*)PIN;
 - (void) initiatePair;
+
++ (NSData*) randomBytes:(NSInteger)length;
++ (NSString*) bytesToHex:(NSData*)data;
+
 @end