keychain/TrustedPeersHelper/Container_UserSync.swift

   1 import Foundation
   2
   3 // Apple TVs and watches have no UI to enable or disable this status.
   4 // So, help them out by ignoring all efforts.
   5 extension TPPBPeerStableInfo_UserControllableViewStatus {
   6     func sanitizeForPlatform(permanentInfo: TPPeerPermanentInfo) -> TPPBPeerStableInfo_UserControllableViewStatus {
   7         // Unknown is the unknown for any platform
   8         if self == .UNKNOWN {
   9             return .UNKNOWN
  10         }
  11
  12         if permanentInfo.modelID.hasPrefix("AppleTV") ||
  13             permanentInfo.modelID.hasPrefix("AudioAccessory") {
  14             // Apple TVs, and HomePods don't have UI to set this bit. So, they should always sync the
  15             // user-controlled views to which they have access.
  16             //
  17             // Some watches don't have UI to set the bit, but some do.
  18             //
  19             // Note that we want this sanitization behavior to be baked into the local OS, which is what owns
  20             // the UI software, and not in the Policy, which can change.
  21             return .FOLLOWING
  22         } else {
  23             // All other platforms can choose their own fate
  24             return self
  25         }
  26     }
  27 }
  28
  29 extension StableChanges {
  30     static func change(viewStatus: TPPBPeerStableInfo_UserControllableViewStatus?) -> StableChanges? {
  31         if viewStatus == nil {
  32             return nil
  33         }
  34         return StableChanges(deviceName: nil,
  35                              serialNumber: nil,
  36                              osVersion: nil,
  37                              policyVersion: nil,
  38                              policySecrets: nil,
  39                              setSyncUserControllableViews: viewStatus)
  40     }
  41 }