selinux-policy/refpolicy/policy/modules/kernel/terminal.if

# Copyright (C) 2005 Tresys Technology, LLC

########################################
#
# terminal_make_pseudoterminal(domain,ptytype,[`optional'])
#
define(`terminal_make_pseudoterminal',`
requires_block_template(terminal_make_pseudoterminal_depend,$3)
devices_list_device_nodes($1,optional)
allow $1 ptmx_t:chr_file { getattr read write };
allow $1 devpts_t:dir { getattr search read };
allow $1 devpts_t:filesystem getattr;
allow $2 devpts_t:filesystem associate;
dontaudit $1 bsdpty_device_t:chr_file { getattr read write };
type_transition $1 devpts_t:chr_file $2;
typeattribute $2 ptynode;
')

define(`terminal_make_pseudoterminal_depend',`
attribute ptynode;
type ptmx_t, devpts_t;
class filesystem { getattr associate };
class dir { getattr search read };
class chr_file { getattr read write };
devices_list_device_nodes_depend
')

########################################
#
# terminal_use_console(domain,[`optional'])
#
define(`terminal_use_console',`
requires_block_template(terminal_use_console_depend,$2)
devices_list_device_nodes($1,optional)
allow $1 console_device_t:chr_file { read write };
')

define(`terminal_use_console_depend',`
type console_device_t;
class chr_file { read write };
devices_list_device_nodes_depend
')

########################################
#
# terminal_use_controlling_terminal(domain,[`optional'])
#
define(`terminal_use_controlling_terminal',`
requires_block_template(terminal_use_controlling_terminal_depend,$2)
devices_list_device_nodes($1,optional)
allow $1 devtty_t:chr_file { read write };
')

define(`terminal_use_controlling_terminal_depend',`
type devtty_t;
class chr_file { read write };
devices_list_device_nodes_depend
')

########################################
#
# terminal_use_all_terminals(domain,[`optional'])
#
define(`terminal_use_all_terminals',`
requires_block_template(terminal_use_all_terminals_depend,$2)
devices_list_device_nodes($1,optional)
allow $1 devpts_t:dir { getattr read search };
allow $1 { console_device_t devtty_t ttynode ptynode }:chr_file { read write };
')

define(`terminal_use_all_terminals_depend',`
attribute ttynode, ptynode;
type console_device_t, devtty_t, devpts_t;
class chr_file { read write };
devices_list_device_nodes_depend
')

########################################
#
# terminal_reset_labels(domain,[`optional'])
#
define(`terminal_reset_labels',`
requires_block_template(terminal_reset_labels_depend,$2)
devices_list_device_nodes($1,optional)
allow $1 ttynode:chr_file relabelfrom;
allow $1 tty_device_t:chr_file relabelto;
')

define(`terminal_reset_labels_depend',`
attribute ttynode;
type tty_device_t;
class chr_file { relabelfrom relabelto };
devices_list_device_nodes_depend
kernel_relabeling_privilege_depend
')

########################################
#
# terminal_ignore_list_pseudoterminals(domain,[`optional'])
#
define(`terminal_ignore_list_pseudoterminals',`
requires_block_template(terminal_ignore_list_pseudoterminals_depend,$2)
dontaudit $1 devpts_t:dir { getattr search read };
')

define(`terminal_ignore_list_pseudoterminals_depend',`
type devpts_t;
class dir { getattr search read };
')