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

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

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

	corecmd_search_bin($1)
	domtrans_pattern($1, alsa_exec_t, alsa_t)
')

########################################
## <summary>
##	Read and write 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 rw_sem_perms;
')

########################################
## <summary>
##	Read and write 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 rw_shm_perms;
')

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

	files_search_etc($1)
	allow $1 alsa_etc_rw_t:dir list_dir_perms;
	read_files_pattern($1, alsa_etc_rw_t, alsa_etc_rw_t)
	read_lnk_files_pattern($1, alsa_etc_rw_t, alsa_etc_rw_t)

	ifdef(`distro_debian',`
		files_search_usr($1)
	')
')

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

	files_search_etc($1)
	allow $1 alsa_etc_rw_t:dir list_dir_perms;
	manage_files_pattern($1, alsa_etc_rw_t, alsa_etc_rw_t)
	read_lnk_files_pattern($1, alsa_etc_rw_t, alsa_etc_rw_t)

	ifdef(`distro_debian',`
		files_search_usr($1)
	')
')

########################################
## <summary>
##	Read Alsa home files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`alsa_read_home_files',`
	gen_require(`
		type alsa_home_t;
	')

	userdom_search_user_home_dirs($1)
	allow $1 alsa_home_t:file read_file_perms;
')

########################################
## <summary>
##	Read Alsa lib files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`alsa_read_lib',`
	gen_require(`
		type alsa_var_lib_t;
	')

	files_search_var_lib($1)
	read_files_pattern($1, alsa_var_lib_t, alsa_var_lib_t)
')