platform_system_sepolicy/private/cppreopts.te

# cppreopts
#
# This command copies preopted files from the system_b partition to the data
# partition. This domain ensures that we are only copying into specific
# directories.

type cppreopts, domain, mlstrustedsubject, coredomain;
type cppreopts_exec, system_file_type, exec_type, file_type;

# Technically not a daemon but we do want the transition from init domain to
# cppreopts to occur.
init_daemon_domain(cppreopts)
domain_auto_trans(cppreopts, preopt2cachename_exec, preopt2cachename);

# Allow cppreopts copy files into the dalvik-cache
allow cppreopts dalvikcache_data_file:dir { add_name remove_name search write };
allow cppreopts dalvikcache_data_file:file { create getattr open read rename write unlink };

# Allow cppreopts to execute itself using #!/system/bin/sh
allow cppreopts shell_exec:file rx_file_perms;

# Allow us to run find on /postinstall
allow cppreopts system_file:dir { open read };

# Allow running the cp command using cppreopts permissions. Needed so we can
# write into dalvik-cache
allow cppreopts toolbox_exec:file rx_file_perms;