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Add sepolicy for the wifi firmware config OTA feature

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Bug: 177083009
Test: the OTA updated files can be updated and applied.
Change-Id: I2f269dbc146aae41cab57abd568af7e26fd23876
This commit is contained in:
Steven Liu 2021-03-24 06:59:08 -07:00
parent 9ec1be4eb9
commit c6eca53b9e
4 changed files with 17 additions and 0 deletions
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3
whitechapel/vendor/google/file.te vendored
View file

@ -71,6 +71,9 @@ type sysfs_sscoredump_level, sysfs_type, fs_type;
# WiFi
type sysfs_wifi, sysfs_type, fs_type;
# All files under /data/vendor/firmware/wifi
type updated_wifi_firmware_data_file, file_type, data_file_type;
# Widevine DRM
type mediadrm_vendor_data_file, file_type, data_file_type;

3
whitechapel/vendor/google/file_contexts vendored
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@ -421,3 +421,6 @@
# Fingerprint
/dev/goodix_fp u:object_r:fingerprint_device:s0
# Wifi Firmware config update
/data/vendor/firmware/wifi(/.*)? u:object_r:updated_wifi_firmware_data_file:s0

3
whitechapel/vendor/google/hal_wifi.te vendored Normal file
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@ -0,0 +1,3 @@
# files in /data/vendor/firmware/wifi
allow hal_wifi updated_wifi_firmware_data_file:dir r_dir_perms;
allow hal_wifi updated_wifi_firmware_data_file:file r_file_perms;

8
whitechapel/vendor/google/hal_wifi_ext.te vendored
View file

@ -3,3 +3,11 @@ binder_call(hal_wifi_ext, grilservice_app)
# Write wlan driver/fw version into property
set_prop(hal_wifi_ext, vendor_wifi_version)
# Allow wifi_ext to read and write /data/vendor/firmware/wifi
allow hal_wifi_ext updated_wifi_firmware_data_file:dir rw_dir_perms;
allow hal_wifi_ext updated_wifi_firmware_data_file:file create_file_perms;
# Allow wifi_ext to read the updated firmware files from app
allow hal_wifi_ext priv_app:fd use;
allow hal_wifi_ext privapp_data_file:file { read map };