selinux-policy/policy/modules/services/xserver.if

## <summary>X Windows Server</summary>

#######################################
## <summary>
##	Template to create types and rules common to
##	all X server domains.
## </summary>
## <param name="prefix">
##	<summary>
##	The prefix of the domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
#
template(`xserver_common_domain_template',`
	gen_require(`
		type xkb_var_lib_t, xserver_exec_t, xserver_log_t;

		attribute x_server_domain;
		class x_drawable all_x_drawable_perms;
		class x_colormap all_x_colormap_perms;
		class x_screen all_x_screen_perms;
	')

	##############################
	#
	# Declarations
	#

	attribute $1_x_domain;
	attribute $1_input_xevent_type;

	type $1_rootwindow_t, rootwindow_type;

	type $1_xserver_t, x_server_domain;
	domain_type($1_xserver_t)
	domain_entry_file($1_xserver_t, xserver_exec_t)

	type $1_xserver_tmp_t;
	files_tmp_file($1_xserver_tmp_t)

	type $1_xserver_tmpfs_t;
	files_tmpfs_file($1_xserver_tmpfs_t)

	##############################
	#
	# $1_xserver_t local policy
	#

	# setuid/setgid for the wrapper program to change UID
	# sys_rawio is for iopl access - should not be needed for frame-buffer
	# sys_admin, locking shared mem?  chowning IPC message queues or semaphores?
	# admin of APM bios?
	# sys_nice is so that the X server can set a negative nice value
	# execheap needed until the X module loader is fixed.
	# NVIDIA Needs execstack

	allow $1_xserver_t self:capability { dac_override fowner fsetid setgid setuid ipc_owner sys_rawio sys_admin sys_nice sys_tty_config mknod net_bind_service };
	dontaudit $1_xserver_t self:capability chown;
	allow $1_xserver_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };
	allow $1_xserver_t self:memprotect mmap_zero;
	allow $1_xserver_t self:fd use;
	allow $1_xserver_t self:fifo_file rw_fifo_file_perms;
	allow $1_xserver_t self:sock_file read_sock_file_perms;
	allow $1_xserver_t self:shm create_shm_perms;
	allow $1_xserver_t self:sem create_sem_perms;
	allow $1_xserver_t self:msgq create_msgq_perms;
	allow $1_xserver_t self:msg { send receive };
	allow $1_xserver_t self:unix_dgram_socket { create_socket_perms sendto };
	allow $1_xserver_t self:unix_stream_socket { create_stream_socket_perms connectto };
	allow $1_xserver_t self:tcp_socket create_stream_socket_perms;
	allow $1_xserver_t self:udp_socket create_socket_perms;

	manage_dirs_pattern($1_xserver_t, $1_xserver_tmp_t, $1_xserver_tmp_t)
	manage_files_pattern($1_xserver_t, $1_xserver_tmp_t, $1_xserver_tmp_t)
	manage_sock_files_pattern($1_xserver_t, $1_xserver_tmp_t, $1_xserver_tmp_t)
	files_tmp_filetrans($1_xserver_t, $1_xserver_tmp_t, { file dir sock_file })

	filetrans_pattern($1_xserver_t, xdm_xserver_tmp_t, $1_xserver_tmp_t, sock_file)

	manage_dirs_pattern($1_xserver_t, $1_xserver_tmpfs_t, $1_xserver_tmpfs_t)
	manage_files_pattern($1_xserver_t, $1_xserver_tmpfs_t, $1_xserver_tmpfs_t)
	manage_lnk_files_pattern($1_xserver_t, $1_xserver_tmpfs_t, $1_xserver_tmpfs_t)
	manage_fifo_files_pattern($1_xserver_t, $1_xserver_tmpfs_t, $1_xserver_tmpfs_t)
	manage_sock_files_pattern($1_xserver_t, $1_xserver_tmpfs_t, $1_xserver_tmpfs_t)
	fs_tmpfs_filetrans($1_xserver_t, $1_xserver_tmpfs_t, { dir file lnk_file sock_file fifo_file })

	manage_files_pattern($1_xserver_t, xkb_var_lib_t, xkb_var_lib_t)
	manage_lnk_files_pattern($1_xserver_t, xkb_var_lib_t, xkb_var_lib_t)
	files_search_var_lib($1_xserver_t)

	# Create files in /var/log with the xserver_log_t type.
	manage_files_pattern($1_xserver_t, xserver_log_t, xserver_log_t)
	logging_log_filetrans($1_xserver_t, xserver_log_t, file)

	# Labeling rules for default windows and colormaps
	type_transition $1_xserver_t $1_xserver_t:{ x_drawable x_colormap } $1_rootwindow_t;

	kernel_read_system_state($1_xserver_t)
	kernel_read_device_sysctls($1_xserver_t)
	kernel_read_modprobe_sysctls($1_xserver_t)
	# Xorg wants to check if kernel is tainted
	kernel_read_kernel_sysctls($1_xserver_t)
	kernel_write_proc_files($1_xserver_t)

	# Run helper programs in $1_xserver_t.
	corecmd_exec_bin($1_xserver_t)
	corecmd_exec_shell($1_xserver_t)

	corenet_all_recvfrom_unlabeled($1_xserver_t)
	corenet_all_recvfrom_netlabel($1_xserver_t)
	corenet_tcp_sendrecv_generic_if($1_xserver_t)
	corenet_udp_sendrecv_generic_if($1_xserver_t)
	corenet_tcp_sendrecv_all_nodes($1_xserver_t)
	corenet_udp_sendrecv_all_nodes($1_xserver_t)
	corenet_tcp_sendrecv_all_ports($1_xserver_t)
	corenet_udp_sendrecv_all_ports($1_xserver_t)
	corenet_tcp_bind_all_nodes($1_xserver_t)
	corenet_tcp_bind_xserver_port($1_xserver_t)
	corenet_tcp_connect_all_ports($1_xserver_t)
	corenet_sendrecv_xserver_server_packets($1_xserver_t)
	corenet_sendrecv_all_client_packets($1_xserver_t)

	dev_rw_sysfs($1_xserver_t)
	dev_rw_mouse($1_xserver_t)
	dev_rw_mtrr($1_xserver_t)
	dev_rw_apm_bios($1_xserver_t)
	dev_rw_agp($1_xserver_t)
	dev_rw_framebuffer($1_xserver_t)
	dev_manage_dri_dev($1_xserver_t)
	dev_create_generic_dirs($1_xserver_t)
	dev_setattr_generic_dirs($1_xserver_t)
	# raw memory access is needed if not using the frame buffer
	dev_read_raw_memory($1_xserver_t)
	dev_wx_raw_memory($1_xserver_t)
	# for other device nodes such as the NVidia binary-only driver
	dev_rw_xserver_misc($1_xserver_t)
	# read events - the synaptics touchpad driver reads raw events
	dev_rw_input_dev($1_xserver_t)
	dev_rwx_zero($1_xserver_t)

	domain_mmap_low($1_xserver_t)

	files_read_etc_files($1_xserver_t)
	files_read_etc_runtime_files($1_xserver_t)
	files_read_usr_files($1_xserver_t)

	# brought on by rhgb
	files_search_mnt($1_xserver_t)
	# for nscd
	files_dontaudit_search_pids($1_xserver_t)

	fs_getattr_xattr_fs($1_xserver_t)
	fs_search_nfs($1_xserver_t)
	fs_search_auto_mountpoints($1_xserver_t)
	fs_search_ramfs($1_xserver_t)

	selinux_validate_context($1_xserver_t)
	selinux_compute_access_vector($1_xserver_t)
	selinux_compute_create_context($1_xserver_t)

	auth_use_nsswitch($1_xserver_t)

	init_getpgid($1_xserver_t)

	term_setattr_unallocated_ttys($1_xserver_t)
	term_use_unallocated_ttys($1_xserver_t)

	libs_use_ld_so($1_xserver_t)
	libs_use_shared_libs($1_xserver_t)

	logging_send_syslog_msg($1_xserver_t)
	logging_send_audit_msgs($1_xserver_t)

	miscfiles_read_localization($1_xserver_t)
	miscfiles_read_fonts($1_xserver_t)

	modutils_domtrans_insmod($1_xserver_t)

	# read x_contexts
	seutil_read_default_contexts($1_xserver_t)

	ifndef(`distro_redhat',`
		allow $1_xserver_t self:process { execmem execheap execstack };
	')

	ifdef(`distro_rhel4',`
		allow $1_xserver_t self:process { execmem execheap execstack };
	')

	tunable_policy(`!xserver_object_manager',`
		# should be xserver_unconfined($1_xserver_t),
		# but typeattribute doesnt work in conditionals
		gen_require(`
			attribute x_server_domain, x_domain;
			attribute xproperty_type, xselection_type;
			attribute xextension_type, xevent_type;
			attribute rootwindow_type;

			type remote_xclient_t;
		')
		allow $1_xserver_t x_server_domain:x_server *;
		allow $1_xserver_t { x_domain rootwindow_type }:x_drawable *;
		allow $1_xserver_t x_server_domain:x_screen *;
		allow $1_xserver_t x_domain:x_gc *;
		allow $1_xserver_t { x_domain rootwindow_type }:x_colormap *;
		allow $1_xserver_t xproperty_type:x_property *;
		allow $1_xserver_t xselection_type:x_selection *;
		allow $1_xserver_t x_domain:x_cursor *;
		allow $1_xserver_t { x_domain remote_xclient_t }:x_client *;
		allow $1_xserver_t { x_domain x_server_domain }:x_device *;
		allow $1_xserver_t xextension_type:x_extension *;
		allow $1_xserver_t { x_domain x_server_domain }:x_resource *;
		allow $1_xserver_t xevent_type:{ x_event x_synthetic_event } *;
	')

	optional_policy(`
		apm_stream_connect($1_xserver_t)
	')

	optional_policy(`
		auth_search_pam_console_data($1_xserver_t)
	')

	optional_policy(`
		rhgb_getpgid($1_xserver_t)
		rhgb_signal($1_xserver_t)
	')

	optional_policy(`
		xfs_stream_connect($1_xserver_t)
	')
')

#######################################
## <summary>
##	The per role template for the xserver module.
## </summary>
## <desc>
##	<p>
##	Define a derived domain for the X server when executed
##	by a user domain (e.g. via startx).  See the xdm module
##	if using an X Display Manager.
##	</p>
##	<p>
##	This is invoked automatically for each user and
##	generally does not need to be invoked directly
##	by policy writers.
##	</p>
## </desc>
## <param name="prefix">
##	<summary>
##	The prefix of the user domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="user_domain">
##	<summary>
##	The type of the user domain.
##	</summary>
## </param>
## <param name="user_role">
##	<summary>
##	The role associated with the user domain.
##	</summary>
## </param>
#
template(`xserver_per_role_template',`

	gen_require(`
		type iceauth_exec_t, xauth_exec_t;
		attribute fonts_type, fonts_cache_type, fonts_config_type;
	')

	##############################
	#
	# Declarations
	#

	xserver_common_domain_template($1)
	role $3 types $1_xserver_t;

	type $1_fonts_t, fonts_type;
	userdom_user_home_content($1, $1_fonts_t)

	type $1_fonts_cache_t, fonts_cache_type;
	userdom_user_home_content($1, $1_fonts_cache_t)

	type $1_fonts_config_t, fonts_config_type;
	userdom_user_home_content($1, $1_fonts_cache_t)

	type $1_iceauth_t;
	domain_type($1_iceauth_t)
	domain_entry_file($1_iceauth_t, iceauth_exec_t)
	role $3 types $1_iceauth_t;

	type $1_iceauth_home_t alias $1_iceauth_rw_t;
	files_poly_member($1_iceauth_home_t)
	userdom_user_home_content($1, $1_iceauth_home_t)

	type $1_xauth_t;
	domain_type($1_xauth_t)
	domain_entry_file($1_xauth_t, xauth_exec_t)
	role $3 types $1_xauth_t;

	type $1_xauth_home_t alias $1_xauth_rw_t, xauth_home_type;
	files_poly_member($1_xauth_home_t)
	userdom_user_home_content($1, $1_xauth_home_t)

	type $1_xauth_tmp_t;
	files_tmp_file($1_xauth_tmp_t)

	##############################
	#
	# $1_xserver_t Local policy
	#

	domtrans_pattern($1_xserver_t, xauth_exec_t, $1_xauth_t)

	allow $1_xserver_t $1_xauth_home_t:file { getattr read };

	domtrans_pattern($2, xserver_exec_t, $1_xserver_t)
	allow $1_xserver_t $2:process signal;

	allow $1_xserver_t $2:shm rw_shm_perms;

	manage_dirs_pattern($2, $1_fonts_t, $1_fonts_t)
	manage_files_pattern($2, $1_fonts_t, $1_fonts_t)
	relabel_dirs_pattern($2, $1_fonts_t, $1_fonts_t)
	relabel_files_pattern($2, $1_fonts_t, $1_fonts_t)

	manage_dirs_pattern($2, $1_fonts_config_t, $1_fonts_config_t)
	manage_files_pattern($2, $1_fonts_config_t, $1_fonts_config_t)
	relabel_files_pattern($2, $1_fonts_config_t, $1_fonts_config_t)

	# For startup relabel
	allow $2 $1_fonts_cache_t:{ dir file } { relabelto relabelfrom };

	stream_connect_pattern($2, $1_xserver_tmp_t, $1_xserver_tmp_t, $1_xserver_t)

	allow $2 $1_xserver_tmpfs_t:file rw_file_perms;

	# Communicate via System V shared memory.
	allow $1_xserver_t $2:shm rw_shm_perms;
	allow $2 $1_xserver_t:shm rw_shm_perms;

	getty_use_fds($1_xserver_t)

	locallogin_use_fds($1_xserver_t)

	userdom_search_user_home_dirs($1, $1_xserver_t)
	userdom_use_user_ttys($1, $1_xserver_t)
	userdom_setattr_user_ttys($1, $1_xserver_t)
	userdom_rw_user_tmpfs_files($1, $1_xserver_t)

	xserver_use_user_fonts($1, $1_xserver_t)
	xserver_rw_xdm_tmp_files($1_xauth_t)

	optional_policy(`
		userhelper_search_config($1_xserver_t)
	')

	ifdef(`TODO',`
	ifdef(`xdm.te', `
		allow $1_t xdm_tmp_t:sock_file unlink;
		allow $1_xserver_t xdm_var_run_t:dir search;
	')
	') dnl end TODO

	##############################
	#
	# $1_xauth_t Local policy
	#

	allow $1_xauth_t self:process signal;
	allow $1_xauth_t self:unix_stream_socket create_stream_socket_perms;

	allow $1_xauth_t $1_xauth_home_t:file manage_file_perms;
	userdom_user_home_dir_filetrans($1, $1_xauth_t, $1_xauth_home_t,file)

	manage_dirs_pattern($1_xauth_t, $1_xauth_tmp_t, $1_xauth_tmp_t)
	manage_files_pattern($1_xauth_t, $1_xauth_tmp_t, $1_xauth_tmp_t)
	files_tmp_filetrans($1_xauth_t, $1_xauth_tmp_t, { file dir })

	domtrans_pattern($2, xauth_exec_t, $1_xauth_t)

	allow $2 $1_xauth_t:process signal;

	# allow ps to show xauth
	ps_process_pattern($2,$1_xauth_t)

	allow $2 $1_xauth_home_t:file manage_file_perms;
	allow $2 $1_xauth_home_t:file { relabelfrom relabelto };

	allow xdm_t $1_xauth_home_t:file manage_file_perms;
	userdom_user_home_dir_filetrans($1, xdm_t, $1_xauth_home_t, file)

	domain_use_interactive_fds($1_xauth_t)

	files_read_etc_files($1_xauth_t)
	files_search_pids($1_xauth_t)

	fs_getattr_xattr_fs($1_xauth_t)
	fs_search_auto_mountpoints($1_xauth_t)

	# cjp: why?
	term_use_ptmx($1_xauth_t)

	auth_use_nsswitch($1_xauth_t)

	libs_use_ld_so($1_xauth_t)
	libs_use_shared_libs($1_xauth_t)

	userdom_use_user_terminals($1, $1_xauth_t)
	userdom_read_user_tmp_files($1, $1_xauth_t)

	tunable_policy(`use_nfs_home_dirs',`
		fs_manage_nfs_files($1_xauth_t)
	')

	tunable_policy(`use_samba_home_dirs',`
		fs_manage_cifs_files($1_xauth_t)
	')

	optional_policy(`
		ssh_sigchld($1_xauth_t)
		ssh_read_pipes($1_xauth_t)
		ssh_dontaudit_rw_tcp_sockets($1_xauth_t)
	')

	##############################
	#
	# $1_iceauth_t Local policy
	#

	domtrans_pattern($2, iceauth_exec_t, $1_iceauth_t)

	allow $1_iceauth_t $1_iceauth_home_t:file manage_file_perms;
	userdom_user_home_dir_filetrans($1, $1_iceauth_t, $1_iceauth_home_t, file)

	# allow ps to show iceauth
	ps_process_pattern($2, $1_iceauth_t)

	allow $2 $1_iceauth_home_t:file manage_file_perms;
	allow $2 $1_iceauth_home_t:file { relabelfrom relabelto };

	allow xdm_t $1_iceauth_home_t:file read_file_perms;

	fs_search_auto_mountpoints($1_iceauth_t)

	libs_use_ld_so($1_iceauth_t)
	libs_use_shared_libs($1_iceauth_t)

	userdom_use_user_terminals($1, $1_iceauth_t)

	tunable_policy(`use_nfs_home_dirs',`
		fs_manage_nfs_files($1_iceauth_t)
	')

	tunable_policy(`use_samba_home_dirs',`
		fs_manage_cifs_files($1_iceauth_t)
	')

	##############################
	#
	# User X object manager local policy
	#

	# Device rules
	allow $1_x_domain $1_xserver_t:x_device { read getattr use setattr setfocus grab bell };

	allow $1_xserver_t { input_xevent_t $1_input_xevent_type }:x_event send;
	allow $1_xserver_t { $1_rootwindow_t $1_x_domain }:x_drawable send;

	# manage: xhost X11:ChangeHosts
	# freeze: metacity X11:GrabKey
	# force_cursor: metacity X11:GrabPointer
	allow $2 $1_xserver_t:x_device { manage freeze force_cursor };

	# gnome-settings-daemon XKEYBOARD:SetControls
	allow $2 $1_xserver_t:x_server manage;

	# gnome-settings-daemon RANDR:SelectInput
	allow $2 $1_xserver_t:x_resource write;

	# metacity X11:InstallColormap X11:UninstallColormap
	allow $2 $1_rootwindow_t:x_colormap { install uninstall };

	# read: gnome-settings-daemon RANDR:GetScreenSizeRange
	# write: gnome-settings-daemon RANDR:SelectInput
	# setattr: gnome-settings-daemon X11:GrabKey
	# manage: metacity X11:ChangeWindowAttributes
	allow $2 $1_rootwindow_t:x_drawable { read write manage setattr };

	# setattr: metacity X11:InstallColormap
	allow $2 $1_xserver_t:x_screen { saver_setattr saver_getattr setattr };

	# xrdb X11:ChangeProperty prop=RESOURCE_MANAGER
	allow $2 info_xproperty_t:x_property { create write append };

	mls_xwin_read_to_clearance($1_xserver_t)

	xserver_common_x_domain_template($1, $1, $2)
')

#######################################
## <summary>
##	Template for creating sessions on a
##	prefix X server, with read-only
##	access to the X server shared
##	memory segments.
## </summary>
## <param name="prefix">
##	<summary>
##	The prefix of the domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="tmpfs_type">
##	<summary>
##	The type of the domain SYSV tmpfs files.
##	</summary>
## </param>
#
template(`xserver_ro_session_template',`
	gen_require(`
		type $1_xserver_t, $1_xserver_tmp_t, $1_xserver_tmpfs_t;
	')

	# Xserver read/write client shm
	allow $1_xserver_t $2:fd use;
	allow $1_xserver_t $2:shm rw_shm_perms;
	allow $1_xserver_t $3:file rw_file_perms;

	# Connect to xserver
	allow $2 $1_xserver_t:unix_stream_socket connectto;
	allow $2 $1_xserver_t:process signal;

	# Read /tmp/.X0-lock
	allow $2 $1_xserver_tmp_t:file { getattr read };

	# Client read xserver shm
	allow $2 $1_xserver_t:fd use;
	allow $2 $1_xserver_t:shm r_shm_perms;
	allow $2 $1_xserver_tmpfs_t:file read_file_perms;
')

#######################################
## <summary>
##	Template for creating sessions on a
##	prefix X server, with read and write
##	access to the X server shared
##	memory segments.
## </summary>
## <param name="prefix">
##	<summary>
##	The prefix of the domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="tmpfs_type">
##	<summary>
##	The type of the domain SYSV tmpfs files.
##	</summary>
## </param>
#
template(`xserver_rw_session_template',`
	gen_require(`
		type $1_xserver_t, $1_xserver_tmpfs_t;
	')

	xserver_ro_session_template($1, $2, $3)
	allow $2 $1_xserver_t:shm rw_shm_perms;
	allow $2 $1_xserver_tmpfs_t:file rw_file_perms;
')

#######################################
## <summary>
##	Template for creating full client sessions
##	on a user X server.
## </summary>
## <param name="prefix">
##	<summary>
##	The prefix of the domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="tmpfs_type">
##	<summary>
##	The type of the domain SYSV tmpfs files.
##	</summary>
## </param>
#
template(`xserver_user_client_template',`
#	refpolicywarn(`$0() has been deprecated, please use xserver_user_x_domain_template instead.')
	gen_require(`
		type xdm_t, xdm_tmp_t;
		type $1_xauth_home_t, $1_iceauth_home_t, $1_xserver_t, $1_xserver_tmpfs_t;
	')

	allow $2 self:shm create_shm_perms;
	allow $2 self:unix_dgram_socket create_socket_perms;
	allow $2 self:unix_stream_socket { connectto create_stream_socket_perms };

	# Read .Xauthority file
	allow $2 $1_xauth_home_t:file { getattr read };
	allow $2 $1_iceauth_home_t:file { getattr read };

	# for when /tmp/.X11-unix is created by the system
	allow $2 xdm_t:fd use;
	allow $2 xdm_t:fifo_file { getattr read write ioctl };
	allow $2 xdm_tmp_t:dir search;
	allow $2 xdm_tmp_t:sock_file { read write };
	dontaudit $2 xdm_t:tcp_socket { read write };

	# Allow connections to X server.
	files_search_tmp($2)

	miscfiles_read_fonts($2)

	userdom_search_user_home_dirs($1, $2)
	# for .xsession-errors
	userdom_dontaudit_write_user_home_content_files($1, $2)

	xserver_ro_session_template(xdm, $2, $3)
	xserver_rw_session_template($1, $2, $3)
	xserver_use_user_fonts($1, $2)

	xserver_read_xdm_tmp_files($2)

	# Client write xserver shm
	tunable_policy(`allow_write_xshm',`
		allow $2 $1_xserver_t:shm rw_shm_perms;
		allow $2 $1_xserver_tmpfs_t:file rw_file_perms;
	')
')

#######################################
## <summary>
##	Interface to provide X object permissions on a given X server to
##	an X client domain.  Provides the minimal set required by a basic
##	X client application.
## </summary>
## <param name="user">
##	<summary>
##	The prefix of the X server domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="prefix">
##	<summary>
##	The prefix of the X client domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	Client domain allowed access.
##	</summary>
## </param>
#
template(`xserver_common_x_domain_template',`
	gen_require(`
		type $1_rootwindow_t, std_xext_t, shmem_xext_t;
		type xproperty_t, info_xproperty_t, clipboard_xproperty_t;
		type input_xevent_t, focus_xevent_t, property_xevent_t, manage_xevent_t;
		type xevent_t, client_xevent_t;
		type clipboard_xselection_t, xselection_t;

		attribute x_server_domain, x_domain;
		attribute xproperty_type;
		attribute xevent_type, xextension_type;
		attribute $1_x_domain, $1_input_xevent_type;

		class x_drawable all_x_drawable_perms;
		class x_screen all_x_screen_perms;
		class x_gc all_x_gc_perms;
		class x_font all_x_font_perms;
		class x_colormap all_x_colormap_perms;
		class x_property all_x_property_perms;
		class x_selection all_x_selection_perms;
		class x_cursor all_x_cursor_perms;	
		class x_client all_x_client_perms;
		class x_device all_x_device_perms;
		class x_server all_x_server_perms;
		class x_extension all_x_extension_perms;
		class x_resource all_x_resource_perms;
		class x_event all_x_event_perms;
		class x_synthetic_event all_x_synthetic_event_perms;
	')

	##############################
	#
	# Declarations
	#

	# Type attributes
	typeattribute $3 $1_x_domain, x_domain;

	# Types for properties
	type $2_xproperty_t alias $2_default_xproperty_t, xproperty_type;

	# Types for events
	type $2_input_xevent_t, $1_input_xevent_type, xevent_type;
	type $2_property_xevent_t, xevent_type;
	type $2_focus_xevent_t, xevent_type;
	type $2_manage_xevent_t, xevent_type;
	type $2_default_xevent_t, xevent_type;
	type $2_client_xevent_t, xevent_type;

	##############################
	#
	# Local Policy
	#

	# Hacks
	# everyone can get the input focus of everyone else
	# this is a fundamental brokenness in the X protocol
	allow $3 { x_domain x_server_domain }:x_device getfocus;
	# everyone can grab the server
	# everyone does it, it is basically a free DOS attack
	allow $3 x_server_domain:x_server grab;
	# everyone can get the font path, etc.
	# this could leak out sensitive information
	allow $3 x_server_domain:x_server getattr;
	# everyone can do override-redirect windows.
	# this could be used to spoof labels
	allow $3 self:x_drawable override;
	# everyone can receive management events on the root window
	# allows to know when new windows appear, among other things
	allow $3 manage_xevent_t:x_event receive;

	# X Server
	# can read server-owned resources
	allow $3 x_server_domain:x_resource read;
	# can mess with own clients
	allow $3 self:x_client { manage destroy };

	# X Protocol Extensions
	allow $3 std_xext_t:x_extension { query use };
	allow $3 shmem_xext_t:x_extension { query use };
	dontaudit $3 xextension_type:x_extension { query use };

	# X Properties
	# can read and write client properties
	allow $3 $2_xproperty_t:x_property { create destroy read write append };
	type_transition $3 xproperty_t:x_property $2_xproperty_t;
	# can read and write cut buffers
	allow $3 clipboard_xproperty_t:x_property { create read write append };
	# can read info properties
	allow $3 info_xproperty_t:x_property read;
	# can change properties of root window
	allow $3 $1_rootwindow_t:x_drawable { list_property get_property set_property };
	# can change properties of own windows
	allow $3 self:x_drawable { list_property get_property set_property };

	# X Windows
	# operations allowed on root windows
	allow $3 $1_rootwindow_t:x_drawable { getattr list_child add_child remove_child send receive };
	# operations allowed on my windows
	allow $3 self:x_drawable { create destroy getattr setattr read write show hide list_child add_child remove_child manage send receive };
	type_transition $3 $1_rootwindow_t:x_drawable $3;

	# X Colormaps
	# can use the default colormap
	allow $3 $1_rootwindow_t:x_colormap { read use add_color };

	# X Input
	# can receive own events
	allow $3 $2_input_xevent_t:{ x_event x_synthetic_event } receive;
	allow $3 $2_property_xevent_t:{ x_event x_synthetic_event } receive;
	allow $3 $2_focus_xevent_t:{ x_event x_synthetic_event } receive;
	allow $3 $2_manage_xevent_t:{ x_event x_synthetic_event } receive;
	allow $3 $2_default_xevent_t:{ x_event x_synthetic_event } receive;
	allow $3 $2_client_xevent_t:{ x_event x_synthetic_event } receive;
	type_transition $3 input_xevent_t:x_event $2_input_xevent_t;
	type_transition $3 property_xevent_t:x_event $2_property_xevent_t;
	type_transition $3 focus_xevent_t:x_event $2_focus_xevent_t;
	type_transition $3 manage_xevent_t:x_event $2_manage_xevent_t;
	type_transition $3 client_xevent_t:x_event $2_client_xevent_t;
	type_transition $3 xevent_t:x_event $2_default_xevent_t;
	# can receive certain root window events
	allow $3 focus_xevent_t:x_event receive;
	allow $3 property_xevent_t:x_event receive;
	allow $3 client_xevent_t:x_synthetic_event receive;
	allow $3 manage_xevent_t:x_synthetic_event receive;
	# can send ICCCM events to myself
	allow $3 $2_manage_xevent_t:x_synthetic_event send;
	# can send ICCCM events to the root window
	allow $3 manage_xevent_t:x_synthetic_event send;
	allow $3 client_xevent_t:x_synthetic_event send;

	# X Selections
	# can use the clipboard
	allow $3 clipboard_xselection_t:x_selection { getattr setattr read };
	# can query all other selections
	allow $3 xselection_t:x_selection { getattr read };

	# Other X Objects
	# can create and use cursors
	allow $3 self:x_cursor *;
	# can create and use graphics contexts
	allow $3 self:x_gc *;
	# can create and use colormaps
	allow $3 self:x_colormap *;
	# can read and write own objects
	allow $3 self:x_resource { read write };

	tunable_policy(`! xserver_object_manager',`
		# should be xserver_unconfined($3),
		# but typeattribute doesnt work in conditionals
		gen_require(`
			attribute x_server_domain, x_domain;
			attribute xproperty_type, xselection_type;
			attribute xextension_type, xevent_type;
			attribute rootwindow_type;

			type remote_xclient_t;
		')
		allow $3 x_server_domain:x_server *;
		allow $3 { x_domain rootwindow_type }:x_drawable *;
		allow $3 x_server_domain:x_screen *;
		allow $3 x_domain:x_gc *;
		allow $3 { x_domain rootwindow_type }:x_colormap *;
		allow $3 xproperty_type:x_property *;
		allow $3 xselection_type:x_selection *;
		allow $3 x_domain:x_cursor *;
		allow $3 { x_domain remote_xclient_t }:x_client *;
		allow $3 { x_domain x_server_domain }:x_device *;
		allow $3 xextension_type:x_extension *;
		allow $3 { x_domain x_server_domain }:x_resource *;
		allow $3 xevent_type:{ x_event x_synthetic_event } *;
	')
')

#######################################
## <summary>
##	Interface to provide X object permissions on a given X server to
##	an X client domain.  Provides the minimal set required by a basic
##	X client application.
## </summary>
## <param name="user">
##	<summary>
##	The prefix of the X server domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="prefix">
##	<summary>
##	The prefix of the X client domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	Client domain allowed access.
##	</summary>
## </param>
## <param name="tmpfs_type">
##	<summary>
##	The type of the domain SYSV tmpfs files.
##	</summary>
## </param>
#
template(`xserver_user_x_domain_template',`
	gen_require(`
		type xdm_t, xdm_tmp_t;
		type $1_xauth_home_t, $1_iceauth_home_t, $1_xserver_t, $1_xserver_tmpfs_t;
	')

	allow $3 self:shm create_shm_perms;
	allow $3 self:unix_dgram_socket create_socket_perms;
	allow $3 self:unix_stream_socket { connectto create_stream_socket_perms };

	# Read .Xauthority file
	allow $3 $1_xauth_home_t:file { getattr read };
	allow $3 $1_iceauth_home_t:file { getattr read };

	# for when /tmp/.X11-unix is created by the system
	allow $3 xdm_t:fd use;
	allow $3 xdm_t:fifo_file { getattr read write ioctl };
	allow $3 xdm_tmp_t:dir search;
	allow $3 xdm_tmp_t:sock_file { read write };
	dontaudit $3 xdm_t:tcp_socket { read write };

	# Allow connections to X server.
	files_search_tmp($3)

	miscfiles_read_fonts($3)

	userdom_search_user_home_dirs($1, $3)
	# for .xsession-errors
	userdom_dontaudit_write_user_home_content_files($1, $3)

	xserver_ro_session_template(xdm, $3, $4)
	xserver_rw_session_template($1, $3, $4)
	xserver_use_user_fonts($1, $3)

	xserver_read_xdm_tmp_files($3)

	# X object manager
	xserver_common_x_domain_template($1, $2, $3)

	# Client write xserver shm
	tunable_policy(`allow_write_xshm',`
		allow $3 $1_xserver_t:shm rw_shm_perms;
		allow $3 $1_xserver_tmpfs_t:file rw_file_perms;
	')
')

########################################
## <summary>
##	Read user fonts, user font configuration,
##	and manage the user font cache.
## </summary>
## <desc>
##	<p>
##	Read user fonts, user font configuration,
##	and manage the user font cache.
##	</p>
##	<p>
##	This is a templated interface, and should only
##	be called from a per-userdomain template.
##	</p>
## </desc>
## <param name="userdomain_prefix">
##	<summary>
##	The prefix of the user domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
template(`xserver_use_user_fonts',`
	gen_require(`
		type $1_fonts_t, $1_fonts_cache_t, $1_fonts_config_t;
	')

	# Read per user fonts
	allow $2 $1_fonts_t:dir list_dir_perms;
	allow $2 $1_fonts_t:file read_file_perms;

	# Manipulate the global font cache
	manage_dirs_pattern($2, $1_fonts_cache_t, $1_fonts_cache_t)
	manage_files_pattern($2, $1_fonts_cache_t, $1_fonts_cache_t)

	# Read per user font config
	allow $2 $1_fonts_config_t:dir list_dir_perms;
	allow $2 $1_fonts_config_t:file read_file_perms;

	userdom_search_user_home_dirs($1, $2)
')

########################################
## <summary>
##	Transition to a user Xauthority domain.
## </summary>
## <desc>
##	<p>
##	Transition to a user Xauthority domain.
##	</p>
##	<p>
##	This is a templated interface, and should only
##	be called from a per-userdomain template.
##	</p>
## </desc>
## <param name="userdomain_prefix">
##	<summary>
##	The prefix of the user domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
template(`xserver_domtrans_user_xauth',`
	gen_require(`
		type $1_xauth_t, xauth_exec_t;
	')

	domtrans_pattern($2, xauth_exec_t, $1_xauth_t)
')

########################################
## <summary>
##	Transition to a user Xauthority domain.
## </summary>
## <desc>
##	<p>
##	Transition to a user Xauthority domain.
##	</p>
##	<p>
##	This is a templated interface, and should only
##	be called from a per-userdomain template.
##	</p>
## </desc>
## <param name="userdomain_prefix">
##	<summary>
##	The prefix of the user domain (e.g., user
##	is the prefix for user_t).
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
template(`xserver_user_home_dir_filetrans_user_xauth',`
	gen_require(`
		type $1_xauth_home_t;
	')

	userdom_user_home_dir_filetrans($1, $2, $1_xauth_home_t, file)
')

########################################
## <summary>
##	Read all users fonts, user font configurations,
##	and manage all users font caches.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_use_all_users_fonts',`
	gen_require(`
		attribute fonts_type, fonts_cache_type, fonts_config_type;
	')

	# Read per user fonts
	allow $1 fonts_type:dir list_dir_perms;
	allow $1 fonts_type:file read_file_perms;

	# Manipulate the global font cache
	manage_dirs_pattern($1, fonts_cache_type, fonts_cache_type)
	manage_files_pattern($1, fonts_cache_type, fonts_cache_type)

	# Read per user font config
	allow $1 fonts_config_type:dir list_dir_perms;
	allow $1 fonts_config_type:file read_file_perms;

	userdom_search_all_users_home_dirs($1)
')

########################################
## <summary>
##	Read all users .Xauthority.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_read_all_users_xauth',`
	gen_require(`
		attribute xauth_home_type;
	')

	allow $1 xauth_home_type:file read_file_perms;
	userdom_search_all_users_home_dirs($1)
')

########################################
## <summary>
##	Set the attributes of the X windows console named pipes.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_setattr_console_pipes',`
	gen_require(`
		type xconsole_device_t;
	')

	allow $1 xconsole_device_t:fifo_file setattr;
')

########################################
## <summary>
##	Read and write the X windows console named pipe.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_rw_console',`
	gen_require(`
		type xconsole_device_t;
	')

	allow $1 xconsole_device_t:fifo_file rw_fifo_file_perms;
')

########################################
## <summary>
##	Use file descriptors for xdm.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_use_xdm_fds',`
	gen_require(`
		type xdm_t;
	')

	allow $1 xdm_t:fd use; 
')

########################################
## <summary>
##	Do not audit attempts to inherit
##	XDM file descriptors.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit.
##	</summary>
## </param>
#
interface(`xserver_dontaudit_use_xdm_fds',`
	gen_require(`
		type xdm_t;
	')

	dontaudit $1 xdm_t:fd use; 
')

########################################
## <summary>
##	Read and write XDM unnamed pipes.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_rw_xdm_pipes',`
	gen_require(`
		type xdm_t;
	')

	allow $1 xdm_t:fifo_file { getattr read write }; 
')

########################################
## <summary>
##	Do not audit attempts to read and write
##	XDM unnamed pipes.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit.
##	</summary>
## </param>
#
interface(`xserver_dontaudit_rw_xdm_pipes',`

	gen_require(`
		type xdm_t;
	')

	dontaudit $1 xdm_t:fifo_file rw_fifo_file_perms; 
')

########################################
## <summary>
##	Connect to XDM over a unix domain
##	stream socket.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_stream_connect_xdm',`
	gen_require(`
		type xdm_t, xdm_tmp_t;
	')

	files_search_tmp($1)
	stream_connect_pattern($1, xdm_tmp_t, xdm_tmp_t, xdm_t)
')

########################################
## <summary>
##	Read xdm-writable configuration files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_read_xdm_rw_config',`
	gen_require(`
		type xdm_rw_etc_t;
	')

	files_search_etc($1)
	allow $1 xdm_rw_etc_t:file { getattr read };
')

########################################
## <summary>
##	Set the attributes of XDM temporary directories.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_setattr_xdm_tmp_dirs',`
	gen_require(`
		type xdm_tmp_t;
	')

	allow $1 xdm_tmp_t:dir setattr;
')

########################################
## <summary>
##	Create a named socket in a XDM
##	temporary directory.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_create_xdm_tmp_sockets',`
	gen_require(`
		type xdm_tmp_t;
	')

	files_search_tmp($1)
	allow $1 xdm_tmp_t:dir list_dir_perms;
	create_sock_files_pattern($1, xdm_tmp_t, xdm_tmp_t)
')

########################################
## <summary>
##	Read XDM pid files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_read_xdm_pid',`
	gen_require(`
		type xdm_var_run_t;
	')

	files_search_pids($1)
	allow $1 xdm_var_run_t:file read_file_perms;
')

########################################
## <summary>
##      Read XDM var lib files.
## </summary>
## <param name="domain">
##      <summary>
##      Domain allowed access.
##      </summary>
## </param>
#
interface(`xserver_read_xdm_lib_files',`
	gen_require(`
		type xdm_var_lib_t;
	')

	allow $1 xdm_var_lib_t:file { getattr read };
')

########################################
## <summary>
##	Execute the X server in the XDM X server domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_domtrans_xdm_xserver',`
	gen_require(`
		type xdm_xserver_t, xserver_exec_t;
	')

 	allow $1 xdm_xserver_t:process siginh;
	domtrans_pattern($1, xserver_exec_t, xdm_xserver_t)
')

########################################
## <summary>
##	Make an X session script an entrypoint for the specified domain.
## </summary>
## <param name="domain">
##	<summary>
##	The domain for which the shell is an entrypoint.
##	</summary>
## </param>
#
interface(`xserver_xsession_entry_type',`
	gen_require(`
		type xsession_exec_t;
	')

	domain_entry_file($1, xsession_exec_t)
')

########################################
## <summary>
##	Execute an X session in the target domain.  This
##	is an explicit transition, requiring the
##	caller to use setexeccon().
## </summary>
## <desc>
##	<p>
##	Execute an Xsession in the target domain.  This
##	is an explicit transition, requiring the
##	caller to use setexeccon().
##	</p>
##	<p>
##	No interprocess communication (signals, pipes,
##	etc.) is provided by this interface since
##	the domains are not owned by this module.
##	</p>
## </desc>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="target_domain">
##	<summary>
##	The type of the shell process.
##	</summary>
## </param>
#
interface(`xserver_xsession_spec_domtrans',`
	gen_require(`
		type xsession_exec_t;
	')

	domain_trans($1, xsession_exec_t, $2)
')

########################################
## <summary>
##	Get the attributes of X server logs.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_getattr_log',`
	gen_require(`
		type xserver_log_t;
	')

	logging_search_logs($1)
	allow $1 xserver_log_t:file getattr;
')

########################################
## <summary>
##	Do not audit attempts to write the X server
##	log files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_dontaudit_write_log',`
	gen_require(`
		type xserver_log_t;
	')

	dontaudit $1 xserver_log_t:file { append write };
')

########################################
## <summary>
##	Do not audit attempts to write the X server
##	log files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_delete_log',`
	gen_require(`
		type xserver_log_t;
	')

	logging_search_logs($1)
	allow $1 xserver_log_t:dir list_dir_perms;
	delete_files_pattern($1, xserver_log_t, xserver_log_t)
	delete_fifo_files_pattern($1, xserver_log_t, xserver_log_t)
')

########################################
## <summary>
##	Read X keyboard extension libraries.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_read_xkb_libs',`
	gen_require(`
		type xkb_var_lib_t;
	')

	files_search_var_lib($1)
	allow $1 xkb_var_lib_t:dir list_dir_perms;
	read_files_pattern($1, xkb_var_lib_t, xkb_var_lib_t)
	read_lnk_files_pattern($1, xkb_var_lib_t, xkb_var_lib_t)
')

########################################
## <summary>
##	Read xdm temporary files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_read_xdm_xserver_tmp_files',`
	gen_require(`
		type xdm_xserver_tmp_t;
	')

	allow $1 xdm_xserver_tmp_t:file { getattr read };
')

########################################
## <summary>
##	Read xdm temporary files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_read_xdm_tmp_files',`
	gen_require(`
		type xdm_tmp_t;
	')

 	files_search_tmp($1)
	read_files_pattern($1, xdm_tmp_t, xdm_tmp_t)
')

########################################
## <summary>
##	Do not audit attempts to read xdm temporary files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_dontaudit_read_xdm_tmp_files',`
	gen_require(`
		type xdm_tmp_t;
	')

	dontaudit $1 xdm_tmp_t:dir search_dir_perms;
	dontaudit $1 xdm_tmp_t:file read_file_perms;
')

########################################
## <summary>
##	Read write xdm temporary files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_rw_xdm_tmp_files',`
	gen_require(`
		type xdm_tmp_t;
	')

	allow $1 xdm_tmp_t:dir search_dir_perms;
	allow $1 xdm_tmp_t:file rw_file_perms;
')

########################################
## <summary>
##	Create, read, write, and delete xdm temporary files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_manage_xdm_tmp_files',`
	gen_require(`
		type xdm_tmp_t;
	')

	manage_files_pattern($1, xdm_tmp_t, xdm_tmp_t)
')

########################################
## <summary>
##	dontaudit getattr xdm temporary named sockets.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_dontaudit_getattr_xdm_tmp_sockets',`
	gen_require(`
		type xdm_tmp_t;
	')

	dontaudit $1 xdm_tmp_t:sock_file getattr;
')

########################################
## <summary>
##	Signal XDM X servers
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_signal_xdm_xserver',`
	gen_require(`
		type xdm_xserver_t;
	')

	allow $1 xdm_xserver_t:process signal;
')

########################################
## <summary>
##	Kill XDM X servers
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_kill_xdm_xserver',`
	gen_require(`
		type xdm_xserver_t;
	')

	allow $1 xdm_xserver_t:process sigkill;
')

########################################
## <summary>
##	Do not audit attempts to read and write to
##	a XDM X server socket.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit
##	</summary>
## </param>
#
interface(`xserver_dontaudit_rw_xdm_xserver_tcp_sockets',`
	gen_require(`
		type xdm_xserver_t;
	')

	dontaudit $1 xdm_xserver_t:tcp_socket { read write };
')

########################################
## <summary>
##	Do not audit attempts to read and write xdm_xserver
##	unix domain stream sockets.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_dontaudit_rw_xdm_stream_sockets',`
	gen_require(`
		type xdm_xserver_t;
	')

	dontaudit $1 xdm_xserver_t:unix_stream_socket { read write };
')

########################################
## <summary>
##	Connect to xdm_xserver over a unix domain
##	stream socket.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_stream_connect_xdm_xserver',`
	gen_require(`
		type xdm_xserver_t, xdm_xserver_tmp_t;
	')

	files_search_tmp($1)
	stream_connect_pattern($1, xdm_xserver_tmp_t, xdm_xserver_tmp_t, xdm_xserver_t)
')

########################################
## <summary>
##	Interface to provide X object permissions on a given X server to
##	an X client domain.  Gives the domain complete control over the
##	display.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`xserver_unconfined',`
	gen_require(`
		attribute xserver_unconfined_type;
	')

	typeattribute $1 xserver_unconfined_type;
')