;;; 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)


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

;;; Training wheels OFF...
;;; (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)

;;; 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.ThunderboltAccessoryFirmwareUpdaterService"))

;; 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.ThunderboltAccessoryFirmwareUpdaterService")))
  (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 nvram-get nvram-set
    (nvram-variable "boot-args")
)

(allow iokit-get-properties
	(iokit-property "Route String")
	(iokit-property "UID")
	(iokit-property "Depth")
	(iokit-property "Firmware Mode")
	(iokit-property "Device Vendor Name")
	(iokit-property "Device Model Name")
	(iokit-property "Vendor ID")
	(iokit-property "Device ID")
	(iokit-property "Revision ID")
	(iokit-property "Device Model ID")
	(iokit-property "Device Vendor ID")
	(iokit-property "Device Model Revision")
	(iokit-property "EEPROM Revision")
	(iokit-property "ROM Version")
	(iokit-property "board-id")
	(iokit-property "board-rev")
	(iokit-property "OS Build Version")
	(iokit-property "IOClassNameOverride")
	(iokit-property "Address")
	(iokit-property "RID")
	(iokit-property "Revision")
	(iokit-property "UUID")
)