;;; 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)

(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)

(allow iokit-open
        (iokit-user-client-class "AppleNVMeUpdateUC"
                                 "AppleNVMeEANUC"
                                 "AppleNVMeSMARTUserClient"))

(allow mach-lookup
        (global-name "com.apple.windowserver.active"))
        
(allow mach-lookup
    (global-name "com.apple.duetactivityscheduler"))

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

(allow file-read*
        (literal "/usr/libexec")
        (literal "/usr/libexec/NANDTaskScheduler"))

;; Read/write cache access
(let ((cache-path-filter (home-subpath "/Library/Caches/com.apple.nand_task_scheduler")))
    (allow file-read* file-write* cache-path-filter))

;; Customization
(allow file-map-executable
        (subpath "/System/Library/Extensions/NVMeSMARTLib.plugin/Contents/MacOS/NVMeSMARTLib"))

(allow file-issue-extension
    (require-all
        (extension-class "com.apple.app-sandbox.read" "com.apple.app-sandbox.read-write")))