non_plat/mtkrild.te

# ==============================================
# Policy File of /system/bin/mtkrild Executable File

# ==============================================
# Type Declaration
# ==============================================
type mtkrild_exec , exec_type, file_type, vendor_file_type;
type mtkrild ,domain;

# ==============================================
# MTK Policy Rule
# ==============================================
init_daemon_domain(mtkrild)
net_domain(mtkrild)

# Trigger module auto-load.
allow mtkrild kernel:system module_request;

# Capabilities assigned for mtkrild
allow mtkrild self:capability { setuid net_admin net_raw };
#allow mtkrild self:capability dac_override;

# Control cgroups
allow mtkrild cgroup:dir create_dir_perms;

# Property service
# allow set RIL related properties (radio./net./system./etc)
set_prop(mtkrild, radio_prop)
set_prop(mtkrild, net_radio_prop)
set_prop(mtkrild, system_radio_prop)
set_prop(mtkrild, persist_ril_prop)
auditallow mtkrild net_radio_prop:property_service set;
auditallow mtkrild system_radio_prop:property_service set;
set_prop(mtkrild, ril_active_md_prop)
# allow set muxreport control properties
set_prop(mtkrild, ril_cdma_report_prop)
set_prop(mtkrild, ril_mux_report_case_prop)
set_prop(mtkrild, ctl_muxreport-daemon_prop)

#Dat: 2017/02/14
#Purpose: allow set telephony Sensitive property
set_prop(mtkrild, mtk_telephony_sensitive_prop)

# Access to wake locks
wakelock_use(mtkrild)

# Allow access permission to efs files
allow mtkrild efs_file:dir create_dir_perms;
allow mtkrild efs_file:file create_file_perms;
allow mtkrild bluetooth_efs_file:file r_file_perms;
allow mtkrild bluetooth_efs_file:dir r_dir_perms;

# Allow access permission to dir/files
# (radio data/system data/proc/etc)
# Violate Android P rule
#allow mtkrild radio_data_file:dir rw_dir_perms;
#allow mtkrild radio_data_file:file create_file_perms;
allow mtkrild sdcard_type:dir r_dir_perms;
# Violate Android P rule
#allow mtkrild system_data_file:dir r_dir_perms;
#allow mtkrild system_data_file:file r_file_perms;
allow mtkrild system_file:file x_file_perms;
allow mtkrild proc:file rw_file_perms;
allow mtkrild proc_net:file w_file_perms;

# Allow mtkrild to create and use netlink sockets.
### TBD, neverallowxperm on line 177 of system/sepolicy/public/domain.te
#allow mtkrild self:netlink_socket create_socket_perms;
#allow mtkrild self:netlink_kobject_uevent_socket create_socket_perms;
# Set and get routes directly via netlink.
allow mtkrild self:netlink_route_socket nlmsg_write;

# Allow mtkrild to create sockets.
### TBD, neverallowxperm on line 177 of system/sepolicy/public/domain.te
#allow mtkrild self:socket create_socket_perms;

# Allow read/write to devices/files
allow mtkrild alarm_device:chr_file rw_file_perms;
allow mtkrild radio_device:chr_file rw_file_perms;
allow mtkrild radio_device:blk_file r_file_perms;
allow mtkrild mtd_device:dir search;
# Allow read/write to uart driver (for GPS)
#allow mtkrild gps_device:chr_file rw_file_perms;
# Allow read/write to tty devices
allow mtkrild tty_device:chr_file rw_file_perms;
allow mtkrild eemcs_device:chr_file { rw_file_perms };

allow mtkrild Vcodec_device:chr_file { rw_file_perms };
allow mtkrild devmap_device:chr_file { r_file_perms };
allow mtkrild devpts:chr_file { rw_file_perms };
allow mtkrild ccci_device:chr_file { rw_file_perms };
allow mtkrild misc_device:chr_file { rw_file_perms };
allow mtkrild proc_lk_env:file rw_file_perms;
allow mtkrild sysfs_vcorefs_pwrctrl:file { w_file_perms };
allow mtkrild bootdevice_block_device:blk_file { rw_file_perms };
allow mtkrild para_block_device:blk_file { rw_file_perms };

# Allow dir search, fd uses
allow mtkrild block_device:dir search;
#allow mtkrild platformblk_device:dir search;
allow mtkrild platform_app:fd use;
allow mtkrild radio:fd use;

# For emulator
allow mtkrild qemu_pipe_device:chr_file rw_file_perms;
allow mtkrild socket_device:sock_file { w_file_perms };

# For MAL MFI
allow mtkrild mal_mfi_socket:sock_file { w_file_perms };

# For ccci sysfs node
allow mtkrild sysfs_ccci:dir search;
allow mtkrild sysfs_ccci:file r_file_perms;

allow init socket_device:sock_file { create unlink setattr };

#For Kryptowire mtklog issue
allow mtkrild aee_aedv:unix_stream_socket connectto;
# Allow ioctl in order to control network interface
allowxperm mtkrild self:udp_socket ioctl {SIOCDELRT SIOCSIFFLAGS SIOCSIFADDR SIOCKILLADDR SIOCDEVPRIVATE SIOCDEVPRIVATE_1};

# Allow to use vendor binder
vndbinder_use(mtkrild)

# Allow to trigger IPv6 RS
allow mtkrild node:rawip_socket node_bind;

# Allow to use sysenv
allow mtkrild sysfs:file open;
allow mtkrild sysfs:file read;

#Date : W18.15
#Purpose: allow rild access to vendor.ril.ipo system property
set_prop(mtkrild, vendor_ril_ipo_prop)