;;; Copyright (c) 2020 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 iokit-get-properties process-info* nvram*)
(deny dynamic-code-generation)

(deny mach-priv-host-port)

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

(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))
(allow file-read-metadata)
(allow process-info-codesignature)
(allow distributed-notification-post)
(allow network-outbound)
(allow system-socket)
(allow lsopen)

(allow sysctl-read sysctl-write
    (sysctl-name "kern.tcsm_enable"))

(allow file-read* file-write*
        (subpath (param "TMPDIR"))
        (subpath (param "DARWIN_CACHE_DIR")))

(let ((cache-path-filter (home-subpath "/Library/Caches/com.apple.appstorecomponentsd")))
    (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)))

(let ((cache-path-filter (home-subpath "/Library/Caches/JetPackCache")))
    (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)))

(let ((cache-path-filter (home-subpath "/Library/com.apple.AppleMediaServices/PersistedBags/com.apple.appstorecomponentsd")))
    (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 mach-register
    (global-name "com.apple.appstorecomponentsd.xpc"))

(allow mach-lookup
    (global-name "com.apple.accountsd.accountmanager")
    (global-name "com.apple.adid")
    (global-name "com.apple.ak.anisette.xpc")
    (global-name "com.apple.ak.auth.xpc")
    (global-name "com.apple.AppSSO.service-xpc")
    (global-name "com.apple.appstoreagent.xpc")
    (global-name "com.apple.askpermissiond")
    (global-name "com.apple.CARenderServer")
    (global-name "com.apple.cmio.registerassistantservice")
    (global-name "com.apple.commerce")
    (global-name "com.apple.CoreAuthentication.agent")
    (global-name "com.apple.corefollowup.agent")
    (global-name "com.apple.coreservices.launchservicesd")
    (global-name "com.apple.coreservices.quarantine-resolver")
    (global-name "com.apple.DiskArbitration.diskarbitrationd")
    (global-name "com.apple.dnssd.service")
    (global-name "com.apple.dock.server")
    (global-name "com.apple.fairplayd.versioned")
    (global-name "com.apple.fpsd")
    (global-name "com.apple.jetpackassetd.xpc")
    (global-name "com.apple.logd.admin")
    (global-name "com.apple.lsd.mapdb")
    (global-name "com.apple.lsd.modifydb")
    (global-name "com.apple.metadata.mds")
    (global-name "com.apple.securityd.xpc")
    (global-name "com.apple.storeaccountd")
    (global-name "com.apple.storeassetd")
    (global-name "com.apple.storedownloadd")
    (global-name "com.apple.storeuid")
    (global-name "com.apple.symptom_analytics")
    (global-name "com.apple.system.opendirectoryd.api")
    (global-name "com.apple.SystemConfiguration.DNSConfiguration")
    (global-name "com.apple.tccd.system")
    (global-name "com.apple.UNCUserNotification")
    (global-name "com.apple.windowserver.active"))

(with-filter (%entitlement-is-present "com.apple.private.applemediaservices")
    (allow mach-lookup (global-name "com.apple.xpc.amsaccountsd"
                                    "com.apple.xpc.amsengagementd"
                                    "com.apple.xpc.amstoold")))

(allow user-preference-read
    (preference-domain "com.apple.amsengagementd")
    (preference-domain "com.apple.appstore")
    (preference-domain "com.apple.appstored")
    (preference-domain "com.apple.carrier_1")
    (preference-domain "com.apple.commerce")
    (preference-domain "com.apple.logind")
    (preference-domain "com.apple.rtcreportingd")
    (preference-domain "com.apple.safaridavclient")
    (preference-domain "com.apple.storeagent")
    (preference-domain "com.apple.storeuid")
    (preference-domain "kCFPreferencesAnyApplication"))

(allow user-preference-read user-preference-write
    (preference-domain "com.apple.AppleMediaServices")
    (preference-domain "com.apple.AppleMediaServices.notbackedup")
    (preference-domain "com.apple.AppStoreComponents")
    (preference-domain "com.apple.appstorecomponentsd")
    (preference-domain "com.apple.storeservices.itfe"))

(allow file-read*
    (literal "/Library/Preferences/com.apple.storeagent.plist")
    (literal "/Library/Preferences/com.apple.commerce.plist")
    (regex #"/Library/Preferences/com\.apple\.LaunchServices/com\.apple\.launchservices\.secure\.plist$")
    (subpath "/private/var/db/diagnostics")
    (subpath "/private/var/db/uuidtext")
    (literal (param "SECURITY_MESSAGES"))
    (extension "com.apple.app-sandbox.read"))

(allow file-read* file-write*
    (regex #"/Library/Caches/com\.apple\.AppleMediaServices")
    (regex #"/Library/Logs/com\.apple\.StoreServices")
    (regex #"/Library/HTTPStorages/com\.apple\.appstorecomponentsd"))

(allow file-issue-extension
    (regex #"/Library/Caches/com\.apple\.AppleMediaServices"))

(allow iokit-get-properties
    (iokit-property "IOBuiltin")
    (iokit-property "IOMACAddress"))

(with-filter (system-attribute apple-internal)
  (allow file-read*
         (subpath "/AppleInternal/Library/Jet")
         (subpath "/Library/Preferences/FeatureFlags"))     ; Feature Flags support
    (allow sysctl-write
         (sysctl-name "vm.task_no_footprint_for_debug")))   ; MallocStackLogging

; Storage and screen properties access for Gestalt library.

(with-filter (iokit-registry-entry-class "AppleAPFSContainer" "AppleAPFSContainerScheme")
    (allow iokit-get-properties
        (iokit-property "IOClassNameOverride")))

(with-filter (iokit-registry-entry-class "AppleAPFSMedia")
    (allow iokit-get-properties
        (iokit-property "BSD Name")))

(with-filter (iokit-registry-entry-class "AppleAPFSVolume" "IOMedia")
    (allow iokit-get-properties
        (iokit-property "Whole")))

(with-filter (iokit-registry-entry-class "AppleARMIODevice")
    (allow iokit-get-properties
        (iokit-property "canvas-height"
                        "canvas-width"
                        "compatible"
                        "device_type")))

(with-filter (iokit-registry-entry-class "AppleCLCD" "AppleCLCD2")
    (allow iokit-get-properties
        (iokit-property "AppleTV"
                        "dfr"
                        "external"
                        "GainMapVersion")))

(with-filter (iokit-registry-entry-class "IOPlatformDevice")
    (allow iokit-get-properties
        (iokit-property "IORegistryEntryPropertyKeys")))

(with-filter (iokit-registry-entry-class "IOService")
    (allow iokit-get-properties
        (iokit-property "display-scale")
        (iokit-property "display-rotation")))

(allow iokit-open-user-client
    (iokit-user-client-class "AppleKeyStoreUserClient")
    (iokit-user-client-class "IOMobileFramebufferUserClient"))