1# ============================================== 2# MTK Policy Rule 3# ============================================== 4 5# ccci device for internal modem 6allow mdlogger ccci_device:chr_file { rw_file_perms }; 7 8# usb device ttyGSx for modem logger usb logging 9allow mdlogger ttyGS_device:chr_file { rw_file_perms}; 10 11# modem logger access on /data/mdlog 12allow mdlogger mdlog_data_file:dir { create_dir_perms relabelto}; 13allow mdlogger mdlog_data_file:fifo_file { create_file_perms}; 14allow mdlogger mdlog_data_file:file { create_file_perms }; 15 16# modem logger control port access /dev/ttyC1 17allow mdlogger mdlog_device:chr_file { rw_file_perms}; 18 19#modem logger SD logging in factory mode 20allow mdlogger vfat:dir create_dir_perms; 21allow mdlogger vfat:file create_file_perms; 22 23#mdlogger for read /sdcard 24allow mdlogger tmpfs:lnk_file read; 25allow mdlogger storage_file:lnk_file rw_file_perms; 26allow mdlogger mnt_user_file:dir search; 27allow mdlogger mnt_user_file:lnk_file rw_file_perms; 28allow mdlogger sdcard_type:file create_file_perms; 29allow mdlogger sdcard_type:dir { create_dir_perms }; 30allow mdlogger storage_file:dir { create_dir_perms }; 31allow mdlogger storage_file:file { create_file_perms }; 32 33# Allow read to sys/kernel/ccci/* files 34allow mdlogger sysfs_ccci:dir search; 35allow mdlogger sysfs_ccci:file r_file_perms; 36 37# purpose: allow mdlogger to access storage in new version 38allow mdlogger media_rw_data_file:file { create_file_perms }; 39allow mdlogger media_rw_data_file:dir { create_dir_perms }; 40 41#avc: denied { connectto } for path=006165653A72747464 scontext=u:r:mdlogger:s0 42#tcontext=u:object_r:aee_aed_socket:s0 tclass=unix_stream_socket permissive=0 43#security issue control 44allow mdlogger crash_dump:unix_stream_socket connectto; 45 46## purpose: avc: denied { read } for name="plat_file_contexts" 47allow emdlogger file_contexts_file:file { read getattr open}; 48 49#permission for read boot mode 50#avc: denied { open } path="/sys/devices/virtual/BOOT/BOOT/boot/boot_mode" dev="sysfs" 51allow mdlogger sysfs_boot_mode:file { read open }; 52 53# avc: denied { open } for path="system/etc/mddb" dev="mmcblk0p21" scontext=u:r:emdlogger:s0 tcontext=u:object_r:system_file:s0 tclass=dir permissive=0 54allow mdlogger system_file:dir { read open }; 55 56# Add permission to access new bootmode file 57allow mdlogger sysfs_boot_info:file r_file_perms; 58