;;; 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)

(deny default)
(deny file-map-executable process-info* nvram*)
(deny 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.frauddefensed")
       (preference-domain "com.apple.messages")
       (preference-domain "com.apple.CloudKit")
       (preference-domain "kCFPreferencesAnyApplication"))

;; 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.frauddefensed")))
  (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)))

;; Read-only access.
(allow file-read*
    (subpath "/private/var/db/assetsubscriptiond/UAFAssetSubscriptions.db")
    (subpath "/usr/libexec")
    (subpath "/private/var/tmp")
    (subpath "/private/var/folders")
)

;; Signatures database.
(allow file-read* file-write*
    (extension "com.apple.sandbox.container"))

;; Mach Lookup
(allow mach-lookup
    (global-name "com.apple.containermanagerd")
    (global-name "com.apple.system.opendirectoryd.api")
    (global-name "com.apple.siri.uaf.service")
    (global-name "com.apple.ciphermld")
    (global-name "com.apple.cloudd")
    (global-name "com.apple.cloudkit.partlycloudd")
    (global-name "com.apple.duetactivityscheduler")
    (global-name "com.apple.lsd.mapdb")
    (global-name "com.apple.coreservices.quarantine-resolver")
    (global-name "com.apple.appleneuralengine")
    (global-name "com.apple.ctkd.token-client")
    (global-name "com.apple.securityd.xpc")
    (global-name "com.apple.mobileactivationd")
)

(allow process-info-pidinfo)

;; IOKit
(allow iokit-open-user-client
       (iokit-user-client-class "AGXDeviceUserClient"
                                "H11ANEInDirectPathClient"
                                "H1xANELoadBalancerDirectPathClient"
                                "IOAccelContext2"
                                "IOAccelDevice2"
                                "IOAccelSharedUserClient2"
                                "IOAccelSubmitter2"
                                "IOGPUDeviceUserClient"
                                "IOMobileFramebufferUserClient"
                                "IOSurfaceAcceleratorClient"
                                "IOSurfaceRootUserClient"))

;; Network
(system-network)
(allow network-outbound (remote tcp) (local tcp) (literal "/private/var/run/mDNSResponder"))