| # ============================================== |
| # Policy File of /vendor/bin/nvram_daemon Executable File |
| |
| # ============================================== |
| # Type Declaration |
| # ============================================== |
| |
| type nvram_daemon_exec, exec_type, file_type, vendor_file_type; |
| type nvram_daemon, domain; |
| |
| # ============================================== |
| # Common SEPolicy Rule |
| # ============================================== |
| |
| init_daemon_domain(nvram_daemon) |
| |
| # Date : WK14.31 |
| # Operation : Migration |
| # Purpose : the device is used to store Nvram backup data that can not be lost. |
| allow nvram_daemon nvram_device:blk_file rw_file_perms; |
| allow nvram_daemon nvdata_device:blk_file rw_file_perms; |
| |
| # Date : WK14.35 |
| # Operation : chown folder and file permission |
| # Purpose : ensure nvram user can access nvram file normally when upgrade from KK/KK.AOSP to L. |
| allow nvram_daemon nvram_data_file:dir create_dir_perms; |
| allow nvram_daemon nvram_data_file:file create_file_perms; |
| allow nvram_daemon nvram_data_file:lnk_file { r_file_perms unlink }; |
| allow nvram_daemon nvdata_file:lnk_file r_file_perms; |
| allow nvram_daemon nvdata_file:dir create_dir_perms; |
| allow nvram_daemon nvdata_file:file create_file_perms; |
| |
| allow nvram_daemon als_ps_device:chr_file r_file_perms; |
| allow nvram_daemon mtk-adc-cali_device:chr_file rw_file_perms; |
| allow nvram_daemon gsensor_device:chr_file r_file_perms; |
| allow nvram_daemon gyroscope_device:chr_file r_file_perms; |
| |
| # Purpose: for property set |
| allow nvram_daemon self:capability { fowner chown fsetid }; |
| |
| # Purpose: for backup |
| allow nvram_daemon nvram_device:chr_file rw_file_perms; |
| allow nvram_daemon pro_info_device:chr_file rw_file_perms; |
| |
| allow nvram_daemon block_device:dir search; |
| |
| # Purpose: for nand project |
| allow nvram_daemon mtd_device:dir search; |
| allow nvram_daemon mtd_device:chr_file rw_file_perms; |
| |
| # Purpose: for fstab parser |
| allow nvram_daemon kmsg_device:chr_file w_file_perms; |
| allow nvram_daemon proc_lk_env:file rw_file_perms; |
| |
| # Purpose: property set |
| set_prop(nvram_daemon, vendor_mtk_service_nvram_init_prop) |
| |
| # Purpose: copy /fstab* |
| allow nvram_daemon rootfs:dir r_dir_perms; |
| allow nvram_daemon rootfs:file r_file_perms; |
| |
| # Date : WK18.16 |
| # Operation: P migration |
| # Purpose: Allow nvram_daemon to get vendor_mtk_tel_switch_prop |
| get_prop(nvram_daemon, vendor_mtk_tel_switch_prop) |
| get_prop(nvram_daemon, vendor_mtk_rat_config_prop) |
| |
| # Date : WK18.21 |
| # Operation: P migration |
| # Purpose: Allow nvram_daemon to search /mnt/vendor/nvdata for fstab |
| allow nvram_daemon mnt_vendor_file:dir search; |
| |
| allow nvram_daemon sysfs_boot_mode:file r_file_perms; |
| |
| # Allow ReadDefaultFstab(). |
| read_fstab(nvram_daemon) |
| |
| # Purpose: Wifi NVRAM ConnFem Kernel node access |
| allow nvram_daemon connfem_device:chr_file rw_file_perms; |
| |
| r_dir_file(nvram_daemon, sysfs_dt_firmware_android) |