;;; Copyright (c) 2024 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)

;; Preferences
(allow user-preference-read user-preference-write
    (preference-domain "com.apple.usbnotificationagent"))
(allow user-preference-read
    (preference-domain "com.apple.universalaccess"))
(allow user-preference-read
    (preference-domain "kCFPreferencesAnyApplication"))

;; Filesystem access
(allow file-read*
    (literal "/usr/libexec")
    (literal "/usr/libexec/usbnotificationagent")
    (subpath "/System/Library/UserNotifications/Bundles/com.apple.usbnotificationagent.bundle")
    (subpath "/Library/Caches/com.apple.iconservices.store"))

(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.usbnotificationagent")))
  (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)))

;; Service lookup
(allow mach-lookup
    (global-name "com.apple.lsd.mapdb")
    (global-name "com.apple.iconservices")
    (global-name "com.apple.iconservices.store")
    (global-name "com.apple.tccd.system")
    (global-name "com.apple.windowserver.active")
    (global-name "com.apple.coreservices.launchservicesd")
    (global-name "com.apple.CARenderServer")
    (global-name "com.apple.usernoted.daemon_client")
    (global-name "com.apple.usernotifications.listener"))