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authorCheney Ni <cheneyni@google.com>2022-07-18 17:36:31 +0000
committerTreeHugger Robot <treehugger-gerrit@google.com>2022-07-20 19:05:20 +0000
commit49a3cfae3a31fcc1346fb988d10a1c74269a8a24 (patch)
tree0e46e41d2b7f63041c3d2c5571931f2131cde770
parentb51016a53f260e35457a21c9a7e7598851ff9f3a (diff)
downloadlynx-sepolicy-49a3cfae3a31fcc1346fb988d10a1c74269a8a24.tar.gz
Bluetooth: Allow QTI HAL service to access its logbuffer
Bug: 229691092 Test: Pass file permission check Change-Id: Ic97bf3b23c452d20e5e32f3bafe2f6b2c5d2be3b
-rw-r--r--bluetooth/file_contexts7
-rw-r--r--bluetooth/hal_bluetooth_default.te1
2 files changed, 7 insertions, 1 deletions
diff --git a/bluetooth/file_contexts b/bluetooth/file_contexts
index da02008..5560dc7 100644
--- a/bluetooth/file_contexts
+++ b/bluetooth/file_contexts
@@ -1,5 +1,10 @@
-# Bluetooth
+# Bluetooth HAL service
/vendor/bin/hw/android\.hardware\.bluetooth@1\.0-service-qti u:object_r:hal_bluetooth_default_exec:s0
+# Bluetooth Vendor nodes
/dev/btpower u:object_r:bt_device:s0
/dev/ttySAC18 u:object_r:hci_attach_dev:s0
+
+# Bluetooth Debuggable HAL nodes
+/dev/logbuffer_btpower u:object_r:logbuffer_device:s0
+/dev/logbuffer_tty18 u:object_r:logbuffer_device:s0
diff --git a/bluetooth/hal_bluetooth_default.te b/bluetooth/hal_bluetooth_default.te
index dcd2b7f..8bbfa77 100644
--- a/bluetooth/hal_bluetooth_default.te
+++ b/bluetooth/hal_bluetooth_default.te
@@ -3,6 +3,7 @@ allow hal_bluetooth_default bt_device:chr_file rw_file_perms;
add_hwservice(hal_bluetooth_default, hal_bluetooth_coexistence_hwservice)
userdebug_or_eng(`
+ allow hal_bluetooth_default logbuffer_device:chr_file r_file_perms;
allow hal_bluetooth_default sscoredump_vendor_data_crashinfo_file:dir rw_dir_perms;
allow hal_bluetooth_default sscoredump_vendor_data_crashinfo_file:file { create_file_perms };
set_prop(hal_bluetooth_default, vendor_ssrdump_prop)