services/service_manager/sandbox/mac/renderer.sb

; Copyright 2017 The Chromium Authors. All rights reserved.
; Use of this source code is governed by a BSD-style license that can be
; found in the LICENSE file.

; --- The contents of common.sb implicitly included here. ---

; Put the denials first.
; crbug.com/799149: These operations are allowed by default.
(if (>= os-version 1013)
  (deny iokit-get-properties process-info* nvram*)
)

; Allow cf prefs to work.
(allow user-preference-read)

; process-info
(if (>= os-version 1013)
  (begin
    (allow process-info-pidinfo)
    (allow process-info-setcontrol (target self))
))

; File reads.
; Reads from the home directory.
(allow file-read-data
  (path (user-homedir-path "/.CFUserTextEncoding"))
  (path (user-homedir-path "/Library/Preferences/com.apple.universalaccess.plist"))
)

; Reads of /dev devices.
(allow file-read-data
  (path "/dev/autofs_nowait")
  (path "/dev/fd")
)

(allow-cvms-blobs)

(allow file-write-data
  (require-all
    (path "/dev/null")
    (vnode-type CHARACTER-DEVICE)))

; Needed for Fonts.
(allow-font-access)

; Reads from /System.
(allow file-read-data
  (path "/System/Library/CoreServices/CoreTypes.bundle/Contents/Library/AppExceptions.bundle/Exceptions.plist")
  (path "/System/Library/CoreServices/CoreTypes.bundle/Contents/Resources/Exceptions.plist")
  (path "/System/Library/Preferences/Logging/Subsystems/com.apple.SkyLight.plist")
  (subpath "/System/Library/ColorSync/Profiles")
  (subpath "/System/Library/CoreServices/SystemAppearance.bundle")
  (subpath "/System/Library/CoreServices/SystemVersion.bundle")
  (subpath "/System/Library/Extensions")  ; https://crbug.com/847518
  (subpath "/System/Library/LinguisticData")
)

; Reads from /Library.
(allow file-read-data
  (subpath "/Library/GPUBundles")  ; https://crbug.com/850021
)

; IOKit
(allow iokit-open
  (iokit-registry-entry-class "IOSurfaceRootUserClient")
  (iokit-registry-entry-class "RootDomainUserClient")
)

; POSIX IPC
(allow ipc-posix-shm-read-data
  (ipc-posix-name "apple.cfprefs.317580v1")
  (ipc-posix-name "apple.cfprefs.daemonv1")
  (ipc-posix-name "apple.shm.notification_center")  ; https://crbug.com/792217
)

; mach IPC
(allow mach-lookup
  (global-name "com.apple.cvmsServ")  ; https://crbug.com/850021
  (global-name "com.apple.distributed_notifications@Uv3")  ; https://crbug.com/792257
  (global-name "com.apple.lsd.mapdb")
  (global-name "com.apple.system.notification_center")  ; https://crbug.com/792217
)

; IOKit properties.
(if (>= os-version 1013)
  (allow iokit-get-properties
    (iokit-property "CaseSensitive")
    (iokit-property "Ejectable")
    (iokit-property "Encrypted")
    (iokit-property "IOClassNameOverride")
    (iokit-property "IOMediaIcon")
    (iokit-property "Protocol Characteristics")
    (iokit-property "Removable")
    (iokit-property "image-encrypted")
))

; For V8 to use in thread calculations.
(if (>= os-version 1014)
  (begin
    (allow sysctl-read (sysctl-name "kern.tcsm_enable"))
    (allow sysctl-write (sysctl-name "kern.tcsm_enable"))
    (allow sysctl-read (sysctl-name "kern.tcsm_available"))
))