generic/vendor/common/domain.te

# Copyright (c) 2018, 2021, The Linux Foundation. All rights reserved.
#
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# modification, are permitted provided that the following conditions are
# met:
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#       notice, this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above
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#       disclaimer in the documentation and/or other materials provided
#       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.
#
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
# ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER 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
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# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
userdebug_or_eng(`
  allow domain vendor_diag_device:chr_file rw_file_perms;
')

get_prop(domain, vendor_gralloc_prop)

r_dir_file({domain - isolated_app_all - untrusted_app_all }, vendor_sysfs_soc);
r_dir_file({domain - isolated_app_all - untrusted_app_all }, vendor_sysfs_esoc);
r_dir_file({domain - isolated_app_all - untrusted_app_all }, vendor_sysfs_ssr);
r_dir_file({domain - isolated_app_all}, sysfs_thermal);

#Reding of standard chip details need this
allow untrusted_app_all {
        vendor_sysfs_soc
        vendor_sysfs_esoc
        vendor_sysfs_ssr
        }:dir search ;
r_dir_file({domain - isolated_app_all }, vendor_sysfs_public);


get_prop(domain, vendor_public_vendor_default_prop)

dontaudit domain kernel:system module_request;

# For compliance testing test suite reads vendor_security_path_level
# Which is the public readable property “ ro.vendor.build.security_patch
get_prop(domain, vendor_security_patch_level_prop)
neverallow {
     coredomain
     -init
     -ueventd
     -vold
     } vendor_persist_type: { dir file } *;

allow { domain - isolated_app_all } vendor_sysfs_kgsl:dir search;
# Allow all context to read gpu model
allow { domain - isolated_app_all } vendor_sysfs_kgsl_gpu_model:file r_file_perms;
allow { domain - isolated_app_all } vendor_sysfs_kgsl_gpubusy:file r_file_perms;

neverallow {
    coredomain
    -init
    -ueventd
    -hal_graphics_composer_default
} vendor_qmcs_file_type: { dir file } *;

neverallow { domain
- init
- vendor_init
- ueventd
- shell
- vendor_adsprpcd
- vendor_cdsprpcd
- vendor_sensors
- vendor_lowirpcd_service
- vendor_audioadsprpcd
- vendor_chre
- vendor_dspservice
- hal_contexthub_default
- hal_sensors_default
- hal_camera_default
userdebug_or_eng(` -vendor_usta_app')
userdebug_or_eng(` -vendor_ustaservice_app')
userdebug_or_eng(` -vendor_sysmonapp_app_test')
userdebug_or_eng(` -vendor_snapcam_app')
}vendor_xdsp_device:chr_file *;

neverallow { domain -init -vendor_init - ueventd } vendor_xdsp_device:chr_file ~{r_file_perms};

neverallow { domain
- init
- vendor_init
- appdomain
- ueventd
- mediacodec
- vendor_adsprpcd
- vendor_cdsprpcd
- vendor_audioadsprpcd
- hal_camera_default
- vendor_chre
- vendor_qvrd_vndr
- vendor_vppservice
- vendor_thermal-engine
- vendor_dspservice
userdebug_or_eng(` -vendor_sysmonapp_app_test')
} vendor_qdsp_device:chr_file *;
neverallow { domain -init -vendor_init - ueventd } vendor_qdsp_device:chr_file ~{r_file_perms};
neverallow { appdomain - shell userdebug_or_eng(`-vendor_sysmonapp_app_test') } vendor_qdsp_device:chr_file ~{ioctl read};
neverallow mediacodec vendor_qdsp_device:chr_file ~{ioctl read};