## <summary>Policy for udev.</summary>

########################################

## <summary>

##	Execute udev in the udev domain.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

#

interface(`udev_domtrans',`

	gen_require(`

		type udev_t, udev_exec_t;

	')

	domain_auto_trans($1, udev_exec_t, udev_t)

	allow $1 udev_t:fd use;

	allow udev_t $1:fd use;

	allow udev_t $1:fifo_file rw_file_perms;

	allow udev_t $1:process sigchld;

')

########################################

## <summary>

##	Execute a udev helper in the udev domain.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

#

interface(`udev_helper_domtrans',`

	gen_require(`

		type udev_t, udev_helper_exec_t;

	')

	domain_auto_trans($1, udev_helper_exec_t, udev_t)

	allow $1 udev_t:fd use;

	allow udev_t $1:fd use;

	allow udev_t $1:fifo_file rw_file_perms;

	allow udev_t $1:process sigchld;

')

########################################

## <summary>

##	Allow process to read udev process state.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`udev_read_state',`

	gen_require(`

		type udev_t;

	')

	kernel_search_proc($1)

	allow $1 udev_t:file r_file_perms;

	allow $1 udev_t:lnk_file r_file_perms;

')

########################################

## <summary>

##	Do not audit attempts to inherit a

##	udev file descriptor.

## </summary>

## <param name="domain">

##	<summary>

##	Domain to not audit.

##	</summary>

## </param>

#

interface(`udev_dontaudit_use_fds',`

	gen_require(`

		type udev_t;

	')

	dontaudit $1 udev_t:fd use;

')

########################################

## <summary>

##	Do not audit attempts to read or write

##	to a udev unix datagram socket.

## </summary>

## <param name="domain">

##	<summary>

##	Domain to not audit.

##	</summary>

## </param>

#

interface(`udev_dontaudit_rw_dgram_sockets',`

	gen_require(`

		type udev_t;

	')

	dontaudit $1 udev_t:unix_dgram_socket { read write };

')

########################################

## <summary>

##	Allow process to read list of devices.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

#

interface(`udev_read_db',`

	gen_require(`

		type udev_tdb_t;

	')

	dev_list_all_dev_nodes($1)

	allow $1 udev_tdb_t:file r_file_perms;

')

########################################

## <summary>

##	Allow process to modify list of devices.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

#

interface(`udev_rw_db',`

	gen_require(`

		type udev_tdb_t;

	')

	dev_list_all_dev_nodes($1)

	allow $1 udev_tdb_t:file rw_file_perms;

')