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Bluetooth A2DP offload: Binder call to audio HAL

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Add rule to allow Binder call from Bluetooth process to Bluetooth
audio HIDL interface running in audio HAL service process.

Bug: 63932139
Bug: 72242910
Test: Manual; TestTracker/148125
Change-Id: I1981a78bece10b8e516f218d3edde8b77943d130
(cherry picked from commit e8cfac90e8)
This commit is contained in:
Sunny Kapdi 2017-10-30 12:58:20 -07:00 committed by Petri Gynther
parent 732240b041
commit 863a4efaf3
3 changed files with 6 additions and 2 deletions
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3
private/bluetooth.te
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@ -61,6 +61,9 @@ allow bluetooth self:global_capability_class_set sys_nice;
hal_client_domain(bluetooth, hal_bluetooth)
hal_client_domain(bluetooth, hal_telephony)
# Bluetooth A2DP offload requires binding with audio HAL
hal_client_domain(bluetooth, hal_audio)
read_runtime_log_tags(bluetooth)
###

1
private/hwservice_contexts
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@ -6,6 +6,7 @@ android.hardware.audio::IDevicesFactory u:object_r:hal_a
android.hardware.authsecret::IAuthSecret u:object_r:hal_authsecret_hwservice:s0
android.hardware.biometrics.fingerprint::IBiometricsFingerprint u:object_r:hal_fingerprint_hwservice:s0
android.hardware.bluetooth::IBluetoothHci u:object_r:hal_bluetooth_hwservice:s0
android.hardware.bluetooth.a2dp::IBluetoothAudioOffload u:object_r:hal_audio_hwservice:s0
android.hardware.boot::IBootControl u:object_r:hal_bootctl_hwservice:s0
android.hardware.broadcastradio::IBroadcastRadio u:object_r:hal_broadcastradio_hwservice:s0
android.hardware.broadcastradio::IBroadcastRadioFactory u:object_r:hal_broadcastradio_hwservice:s0

4
public/hal_audio.te
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@ -9,8 +9,8 @@ allow hal_audio ion_device:chr_file r_file_perms;
r_dir_file(hal_audio, proc)
r_dir_file(hal_audio, proc_asound)
allow hal_audio audio_device:dir r_dir_perms;
allow hal_audio audio_device:chr_file rw_file_perms;
allow hal_audio_server audio_device:dir r_dir_perms;
allow hal_audio_server audio_device:chr_file rw_file_perms;
# Needed to provide debug dump output via dumpsys' pipes.
allow hal_audio shell:fd use;