legacy/vendor/common/hal_audio.te

# Copyright (c) 2017, The Linux Foundation. All rights reserved.

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# Allow hal_audio to read soundcard state under /proc/asound
allow hal_audio proc_audiod:file r_file_perms;

allow hal_audio_default vendor_audio_data_file:dir rw_dir_perms;
allow hal_audio_default vendor_audio_data_file:file create_file_perms;

# Allow hal_audio_default to read sysfs_thermal dir/files for speaker protection
r_dir_file(hal_audio_default, sysfs_thermal)

#Allow hal audio to use Binder IPC
vndbinder_use(hal_audio)

userdebug_or_eng(`
  diag_use(hal_audio)
')

no_debugfs_restriction(`
  userdebug_or_eng(`
    allow hal_audio_default debugfs:dir r_dir_perms;
    allow hal_audio_default qti_debugfs:dir r_dir_perms;
    allow hal_audio_default qti_debugfs:file rw_file_perms;
  ')
')

#Allow access to firmware
allow hal_audio firmware_file:dir r_dir_perms;
allow hal_audio firmware_file:file r_file_perms;
#Split A2dp specific
binder_call(hal_audio,bluetooth)

# audio properties
get_prop(hal_audio, vendor_audio_prop)

#for perf hal call
hal_client_domain(hal_audio_default, hal_perf)
hal_client_domain(hal_audio_default, hal_power)

# Allow audio HAL to get updates from health hal
hal_client_domain(hal_audio_default, hal_health)

#allow acess to wcd_cpe
allow hal_audio sysfs_audio:file rw_file_perms;
allow hal_audio sysfs_audio:dir r_dir_perms;

allow hal_audio_default sysfs_soc:dir r_dir_perms;

dontaudit hal_audio_default default_prop:file read;