selinux-policy/refpolicy/policy/modules/admin/alsa.if

## <summary>Ainit ALSA configuration tool</summary>

########################################
## <summary>
##	Domain transition to alsa
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`alsa_domtrans',`
	gen_require(`
		type alsa_t;
		type alsa_exec_t;
	')

	domain_auto_trans($1, alsa_exec_t, alsa_t)

	allow $1 alsa_t:fd use;
	allow alsa_t $1:fd use;
	allow alsa_t $1:fifo_file rw_file_perms;
	allow alsa_t $1:process sigchld;
')

########################################
## <summary>
##	Allow read and write access to alsa semaphores.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`alsa_rw_semaphores',`
	gen_require(`
		type alsa_t;
	')

	allow $1 alsa_t:sem { unix_read unix_write associate read write };
')

########################################
## <summary>
##	Allow read and write access to alsa shared memory.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`alsa_rw_shared_mem',`
	gen_require(`
		type alsa_t;
	')

	allow $1 alsa_t:shm { unix_read unix_write create_shm_perms };
')

########################################
## <summary>
##	Read alsa writable config files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`alsa_read_rw_config',`
	gen_require(`
		type alsa_etc_rw_t;
	')

	allow $1 alsa_etc_rw_t:dir r_dir_perms;
	allow $1 alsa_etc_rw_t:file r_file_perms;
	allow $1 alsa_etc_rw_t:lnk_file { getattr read };
')