qva/vendor/common/qms.te

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#    * Redistributions in binary form must reproduce the above
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#      with the distribution.
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#      contributors may be used to endorse or promote products derived
#      from this software without specific prior written permission.
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# HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
# GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
# IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

type vendor_qms, domain;
type vendor_qms_0, domain;
type vendor_qms_1, domain;
type vendor_qms_exec, exec_type, vendor_file_type, file_type;
init_daemon_domain(vendor_qms)

allow vendor_qms self:capability {
    net_admin
};

allow vendor_qms vendor_qms:{
    netlink_socket
    qipcrtr_socket
    netlink_generic_socket
    netlink_route_socket
}create_socket_perms_no_ioctl;

allow vendor_qms self:udp_socket create_socket_perms;
allowxperm vendor_qms self:udp_socket ioctl priv_sock_ioctls;
hal_server_domain_bypass(vendor_qms, vendor_hal_qms_qti)
hal_attribute_service(vendor_hal_qms_qti, vendor_hal_qms_service)
binder_call(vendor_hal_qms_qti_server, servicemanager)
binder_call(vendor_hal_qms_qti_client, vendor_hal_qms_qti_server)
binder_call(vendor_hal_qms_qti_server, vendor_hal_qms_qti_client)
allow vendor_qms self:netlink_route_socket nlmsg_readpriv;

hal_client_domain(vendor_qms,hal_wifi_hostapd)
hal_client_domain(vendor_qms,hal_wifi_supplicant)
hal_client_domain(vendor_qms, hal_bluetooth)

net_domain(vendor_qms)

#glink
allow vendor_qms vendor_qmc_dma_device:chr_file rw_file_perms;
allow vendor_qms vendor_qmc_cma_device:chr_file rw_file_perms;

#allow QMS to use QTR SDK
qtr_sdk_use(vendor_qms)
allow vendor_qms vendor_qms_vndr_data_file:dir create_dir_perms;
allow vendor_qms vendor_qms_vndr_data_file:file create_file_perms;

userdebug_or_eng(`
unix_socket_connect(vendor_qms, logdr, logd);
')
# QMS child process
allow vendor_qms self:process setcurrent;
allow vendor_qms {
  vendor_qms_0
  vendor_qms_1
}:process dyntransition;

neverallow { domain - vendor_qms } {
  vendor_qms_0
  vendor_qms_1
}:process dyntransition;

neverallow vendor_qms ~{
  vendor_qms_0
  vendor_qms_1
}:process dyntransition;

neverallow { vendor_qms_0 vendor_qms_1  } self:capability_class_set *;

allow vendor_qms_0 vendor_qms:fd use;
allow vendor_qms_0 vendor_qms:unix_dgram_socket write;
allow vendor_qms_0 vendor_qms:unix_stream_socket { read write };
allow vendor_qms_0 vendor_qms_exec:file execute_no_trans;
crash_dump_fallback(vendor_qms_0);
allow vendor_qms_0 self:{
    qipcrtr_socket
}create_socket_perms_no_ioctl;
qesdk_access(vendor_qms_0)
userdebug_or_eng(`
get_prop(vendor_qms_0, vendor_qms_prop)
')

allow vendor_qms_1 vendor_qms:fd use;
allow vendor_qms_1 vendor_qms:unix_dgram_socket write;
allow vendor_qms_1 vendor_qms:unix_stream_socket { read write };
allow vendor_qms_1 vendor_qms_exec:file execute_no_trans;
allow vendor_qms_1 self:{
    qipcrtr_socket
}create_socket_perms_no_ioctl;
qesdk_access(vendor_qms_1)
crash_dump_fallback(vendor_qms_1);
userdebug_or_eng(`
get_prop(vendor_qms_1, vendor_qms_prop)
')

# allow qms to access wpa_socket
allow vendor_qms vendor_wifi_vendor_data_file:dir r_dir_perms;
allow vendor_qms vendor_wifi_vendor_wpa_socket:sock_file write;

#communicating with wpa supplicant for sending commands/listening to events
unix_socket_send(vendor_qms, wpa, hal_wifi_supplicant)
allow vendor_qms wpa_data_file:dir w_dir_perms;
allow vendor_qms wpa_data_file:sock_file create_file_perms;

allow vendor_qms firmware_file:dir r_dir_perms;
allow vendor_qms firmware_file:file r_file_perms;

# Allow vendor_qms to read vendor_soc_model_prop
get_prop(vendor_qms, vendor_soc_model_prop);

#communicating with hostapd for sending commands/listening to events
allow vendor_qms hostapd_data_file:dir rw_dir_perms;
allow vendor_qms hostapd_data_file:sock_file create_file_perms;
allow vendor_qms { hal_wifi_hostapd_default }:unix_dgram_socket sendto;

add_service(vendor_qms, vendor_qms_service)
vndbinder_use(vendor_qms)
allow vendor_qms vendor_qms_service:service_manager find;

wakelock_use(vendor_qms)

# Policies needed for SoS
allow vendor_qms vendor_xtra_service:service_manager find;
binder_call(vendor_qms, vendor_location_xtra_daemon)
qesdk_access(vendor_qms)

get_prop(vendor_qms, vendor_qms_prop)

allow vendor_qms vendor_sysfs_battery_supply:dir search;
allow vendor_qms vendor_sysfs_battery_supply:file { open read };

# collect tombstone
crash_dump_fallback(vendor_qms);

allow vendor_qms vendor_qms_app:udp_socket { read write };
allow vendor_qms vendor_qms_app:tcp_socket { connect getopt read write };