;;; Copyright (c) 2017 Apple Inc.  All Rights reserved.
;;;
;;; WARNING: The sandbox rules in this file currently constitute
;;; Apple System Private Interface and are subject to change at any time and
;;; without notice.
;;;
(version 1)

(allow (with report) default)
(allow (with report) file-map-executable iokit-get-properties process-info* nvram*)
(allow (with report) dynamic-code-generation)

(deny mach-priv-host-port)

(import "system.sb")
(import "com.apple.corefoundation.sb")
(corefoundation)

;;; Homedir-relative path filters
(define (home-regex home-relative-regex)
    (regex (string-append "^" (regex-quote (param "HOME")) home-relative-regex)))

(define (home-subpath home-relative-subpath)
    (subpath (string-append (param "HOME") home-relative-subpath)))

(define (home-prefix home-relative-prefix)
    (prefix (string-append (param "HOME") home-relative-prefix)))

(define (home-literal home-relative-literal)
    (literal (string-append (param "HOME") home-relative-literal)))


(allow process-info* (target self))

;; For resolving symlinks, realpath(3), and equivalents.
(allow file-read-metadata)

;; For validating the entitlements of clients.
(allow process-info-codesignature)

;; Your preference domain
(allow user-preference-read user-preference-write
       (preference-domain "com.apple.mediaremoted"))

;; Read/write access to a temporary directory.
(allow file-read* file-write*
       (subpath (param "TMPDIR"))
       (subpath (param "DARWIN_CACHE_DIR")))

;; Read/write cache access
(let ((cache-path-filter (home-subpath "/Library/Caches/com.apple.mediaremoted")))
  (allow file-read* file-write* cache-path-filter)
  (allow file-issue-extension
    (require-all
      (extension-class "com.apple.app-sandbox.read" "com.apple.app-sandbox.read-write")
      cache-path-filter)))

(allow iokit-get-properties
    (iokit-property "ExternalConnected")
    (iokit-property "IOConsoleUsers"))

(allow iokit-open
    (iokit-user-client-class "IOBluetoothDeviceUserClient")
    (iokit-user-client-class "IOHIDResourceDeviceUserClient")
    (iokit-user-client-class "IOBluetoothHCIUserClient")
    (iokit-user-client-class "IOBluetoothL2CAPChannelUserClient")
    (iokit-user-client-class "IOHIDLibUserClient")
    (iokit-user-client-class "RootDomainUserClient")
    (iokit-user-client-class "AppleKeyStoreUserClient"))

(allow file-read*
    (subpath "/Applications")
    (home-subpath "/Library/Application Support")
    (home-literal "/Library/MediaRemote/MediaRemoteTelevisionDeviceInfoIdentifier.plist"))

(allow mach-lookup
    (global-name "com.apple.AirPlayXPCHelper")
    (global-name "com.apple.audio.audiohald")
    (global-name "com.apple.BluetoothServices")
    (global-name "com.apple.CompanionLink")
    (global-name "com.apple.coremedia.endpoint.xpc")
    (global-name "com.apple.coremedia.endpointremotecontrolsession.xpc")
    (global-name "com.apple.coremedia.routediscoverer.xpc")
    (global-name "com.apple.coremedia.routingcontext.xpc")
    (global-name "com.apple.coremedia.volumecontroller.xpc")
    (global-name "com.apple.lsd.mapdb")
    (global-name "com.apple.mediaremoted.xpc")
    (global-name "com.apple.PairingManager")
    (global-name "com.apple.securityd.xpc")
    (global-name "com.apple.SecurityServer")
    (global-name "com.apple.SystemConfiguration.configd")
    (global-name "com.apple.touchbarserver.mig")
)

(allow file-read-data
    (literal "/private/var/db/mds/system/mds.lock")
    (literal "/private/var/db/mds/system/mdsObject.db")
    (literal "/private/var/db/mds/system/mdsDirectory.db")
    (literal "/private/var/db/mds/messages/se_SecurityMessages")
    (literal "/Library/Keychains/System.keychain"))

(allow file-write-data
    (literal "/private/var/db/mds/system/mds.lock"))

(allow ipc-posix-shm-read-data
    (ipc-posix-name "com.apple.AppleDatabaseChanged"))

(allow ipc-posix-shm-write-create
    (ipc-posix-name "com.apple.AppleDatabaseChanged"))
    
(allow ipc-posix-shm-write-data
    (ipc-posix-name "com.apple.AppleDatabaseChanged"))