6 #ifndef SOSAuthKitHelpers_h 
   7 #define SOSAuthKitHelpers_h 
   9 #include <Security/SecureObjectSync/SOSAccount.h> 
  11 NS_ASSUME_NONNULL_BEGIN
 
  13 @interface SOSAuthKitHelpers 
: NSObject
 
  14 + (NSString 
* _Nullable
)machineID
; 
  15 + (bool) updateMIDInPeerInfo
: (SOSAccount 
*) account
; 
  16 + (bool) peerinfoHasMID
: (SOSAccount 
*) account
; 
  18 // activeMIDs might block on network 
  19 + (void)activeMIDs
:(void(^_Nonnull
)(NSSet 
* _Nullable activeMIDs
, NSError 
* _Nullable error
))complete
; 
  25 #endif /* SOSAuthKitHelpers_h */