legacy/vendor/common/qseecomd.te

# Copyright (c) 2019, The Linux Foundation. All rights reserved.
#
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# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# tee starts as root, and drops privileges
allow tee self:capability {
    setuid
    setgid
    sys_admin
    chown
    sys_rawio
};

# Need to directly manipulate certain block devices
# for anti-rollback protection
allow tee block_device:dir r_dir_perms;
allow tee rpmb_device:blk_file rw_file_perms;
allow tee rpmb_device:chr_file rw_file_perms;
allowxperm tee rpmb_device:blk_file ioctl { MMC_IOC_CMD };

#For Wakelocks
wakelock_use(tee)

#allow tee acess for SFS
allow tee tmpfs:dir read;

# Need to figure out how many scsi generic devices are preset
# before being able to identify which one is rpmb device
allow tee device:dir r_dir_perms;
allow tee sg_device:chr_file { rw_file_perms setattr };

allow tee mnt_vendor_file:dir r_dir_perms;
r_dir_file(tee, persist_data_file)

# Write to drm related pieces of persist partition
allow tee persist_drm_file:dir create_dir_perms;
allow tee persist_drm_file:file create_file_perms;

# Provide tee access to ssd partition for HW FDE
allow tee ssd_device:blk_file rw_file_perms;

# allow tee to operate tee device
allow tee tee_device:chr_file rw_file_perms;

# Allow SFS to write to data partition
allow tee data_tzstorage_file:dir create_dir_perms;
allow tee data_tzstorage_file:file create_file_perms;

# allow tee to load firmware images
r_dir_file(tee, firmware_file)

# allow qseecom access to time domain
allow tee time_daemon:unix_stream_socket connectto;

# allow tee access for secure UI to work
allow tee graphics_device:dir r_dir_perms;
allow tee graphics_device:chr_file rw_file_perms;

#allow tee access for secure touch to work
allow tee sysfs_securetouch:file rw_file_perms;

#allow tee surfaceflinger_service : service_manager  find;

binder_call(tee, surfaceflinger)
#binder_use(tee)

#allow tee system_app:unix_dgram_socket sendto;
unix_socket_connect(tee, property, init)

userdebug_or_eng(`
  allow tee su:unix_dgram_socket sendto;
')


#allow access to qfp-daemon
allow tee qfp-daemon_data_file:dir create_dir_perms;
allow tee qfp-daemon_data_file:file create_file_perms;
allow tee persist_qti_fp_file:dir create_dir_perms;
allow tee persist_qti_fp_file:file create_file_perms;

# Allow access to qsee_ipc_irq_spss device
allow tee qsee_ipc_irq_spss_device:chr_file rw_file_perms;

set_prop(tee, vendor_tee_listener_prop)

# SOTER
hal_client_domain(tee, hal_soter);

#secureUI
hal_client_domain(tee, hal_tui_comm);
hal_client_domain(tee, hal_qdutils_disp);
hal_client_domain(tee, hal_graphics_allocator);
vndbinder_use(tee);
allow tee qdisplay_service:service_manager find;
hal_client_domain(tee, hal_graphics_composer);
allow tee sysfs_sectouch:file rw_file_perms;
allow tee vendor_tui_data_file:file rw_file_perms;
allow tee vendor_tui_data_file:dir r_dir_perms;
allow tee graphics_device:chr_file rw_file_perms;

# Allow access to qsee data file
allow tee data_qsee_file:dir create_dir_perms;
allow tee data_qsee_file:file create_file_perms;

allow tee rpmb_device:chr_file { getattr open read write };