common/wfdservice.te

type wfdservice, domain;
type wfdservice_exec, exec_type, file_type;

#Allow for transition from init domain to wfdservice
init_daemon_domain(wfdservice)

#Inherit base socket permissions from netd domain
net_domain(wfdservice)

#Allow wfdservice to use Binder IPC
binder_use(wfdservice)

#Allow for interaction with Display HAL
binder_call(wfdservice, surfaceflinger)
binder_call(surfaceflinger, wfdservice)

#Allow apps to interact with wfdservice
binder_call(wfdservice, platform_app)
binder_call(platform_app, wfdservice)
binder_call(wfdservice, system_app)
binder_call(system_app, wfdservice)

#Allow access to Audio Flinger APIs
binder_call(wfdservice, mediaserver)

#Allow access to Permission Controller in System Server
binder_call(wfdservice, system_server)

# Mark wfdservice as a Binder service domain
binder_service(wfdservice)

#Allow wfdservice to be registered with service manager
allow wfdservice wfdservice_service:service_manager add;

#Allow access to PCM sound card
allow wfdservice audio_device:chr_file rw_file_perms;
allow wfdservice audio_device:dir r_dir_perms;

#Allow access to /dev/graphics/fb* for screen capture
allow wfdservice graphics_device:chr_file rw_file_perms;

#Allow communication with init over property server
unix_socket_connect(wfdservice, property, init);

#Allow access to /dev/video/* devices for encoding/decoding
allow wfdservice video_device:chr_file rw_file_perms;
allow wfdservice video_device:dir r_dir_perms;

#Allow access to tee device for HDCP sessions
allow wfdservice tee_device:chr_file rw_file_perms;

#Allow access to uhid driver for HID event injection
allow wfdservice uhid_device:chr_file rw_file_perms;

#Allow PROT_EXEC for 3rd party library loaded by wfdservice
allow wfdservice self:process execmem;

#Allow access to read mmosal_logmask file in /data partition
userdebug_or_eng(`
  allow wfdservice system_data_file:file r_file_perms;
')

#Allow access to firmware files for HDCP session
allow wfdservice firmware_file:file r_file_perms;
allow wfdservice firmware_file:dir r_dir_perms;

#Allow access to /data/media for dumping
allow wfdservice media_rw_data_file:dir create_dir_perms;
allow wfdservice media_rw_data_file:file create_file_perms;