common/rfs_access.te

# rfs_access - rfs_access daemon
type rfs_access, domain;
type rfs_access_exec, exec_type, file_type;
init_daemon_domain(rfs_access)

#The files created by rfs_access process in the /data folder will have type rfs_data_file
type_transition rfs_access system_data_file:{ dir file } rfs_data_file;
type_transition rfs_access system_data_file:dir rfs_shared_hlos_file "hlos_rfs";

#To read the uio char device
allow rfs_access uio_device:chr_file rw_file_perms;

#For QMI sockets and IPCR Sockets
allow rfs_access self:socket create_socket_perms;
allow rfs_access smem_log_device:chr_file rw_file_perms;

#For Wakelocks
allow rfs_access self:capability2 block_suspend;
allow rfs_access sysfs_wake_lock:file w_file_perms;

#To create the folders in /data
allow rfs_access system_data_file:dir create_dir_perms;

#For system folder entries
allow rfs_access rfs_system_file:dir r_dir_perms;
allow rfs_access rfs_system_file:lnk_file r_file_perms;
allow rfs_access rfs_system_file:file r_file_perms;

#For data folder entries
allow rfs_access rfs_data_file:dir create_dir_perms;
allow rfs_access rfs_data_file:file create_file_perms;

allow rfs_access rfs_shared_hlos_file:dir create_dir_perms;
allow rfs_access rfs_shared_hlos_file:file create_file_perms;

#For ramdump entries in /data/tombstones.
allow rfs_access tombstone_data_file:dir create_dir_perms;
allow rfs_access tombstone_data_file:file create_file_perms;

#For firmware entries in /firmware to read NHLOS.bin files ( only perms to read and get attributes).
allow rfs_access firmware_file:dir r_dir_perms;
allow rfs_access firmware_file:file r_file_perms;

#For dropping permisions from root and wakelock
allow rfs_access self:capability { setuid setgid setpcap net_raw };

#Prevent other domains from accessing RFS data files.
neverallow { domain -rfs_access -kernel -recovery -init userdebug_or_eng(`-su') -init_shell } rfs_data_file:dir create_dir_perms;
neverallow { domain -rfs_access -kernel -recovery -init userdebug_or_eng(`-su') -init_shell } rfs_data_file:file create_file_perms;