acl_list.c File Reference

This file helps the server keep out queries from outside sources, that should not be answered. More...

#include "config.h"
#include "daemon/acl_list.h"
#include "util/regional.h"
#include "util/log.h"
#include "util/config_file.h"
#include "util/net_help.h"
#include "services/localzone.h"
#include "sldns/str2wire.h"

Functions
struct acl_list *	acl_list_create (void)
	Create acl structure. More...
void	acl_list_delete (struct acl_list *acl)
	Delete acl structure. More...
static struct acl_addr *	acl_list_insert (struct acl_list *acl, struct sockaddr_storage *addr, socklen_t addrlen, int net, enum acl_access control, int complain_duplicates)
	insert new address into acl_list structure
static int	acl_list_str_cfg (struct acl_list *acl, const char *str, const char *s2, int complain_duplicates)
	apply acl_list string
static struct acl_addr *	acl_find_or_create (struct acl_list *acl, const char *str)
	find or create node (NULL on parse or error)
static int	acl_list_tags_cfg (struct acl_list *acl, const char *str, uint8_t *bitmap, size_t bitmaplen)
	apply acl_tag string
static int	acl_list_view_cfg (struct acl_list *acl, const char *str, const char *str2, struct views *vs)
	apply acl_view string
static int	acl_list_tag_action_cfg (struct acl_list *acl, struct config_file *cfg, const char *str, const char *tag, const char *action)
	apply acl_tag_action string
static int	check_data (const char *data, const struct config_strlist *head)
	check wire data parse
static int	acl_list_tag_data_cfg (struct acl_list *acl, struct config_file *cfg, const char *str, const char *tag, const char *data)
	apply acl_tag_data string
static int	read_acl_list (struct acl_list *acl, struct config_file *cfg)
	read acl_list config
static int	read_acl_tags (struct acl_list *acl, struct config_file *cfg)
	read acl tags config
static int	read_acl_view (struct acl_list *acl, struct config_file *cfg, struct views *v)
	read acl view config
static int	read_acl_tag_actions (struct acl_list *acl, struct config_file *cfg)
	read acl tag actions config
static int	read_acl_tag_datas (struct acl_list *acl, struct config_file *cfg)
	read acl tag datas config
int	acl_list_apply_cfg (struct acl_list *acl, struct config_file *cfg, struct views *v)
	Process access control config. More...
enum acl_access	acl_get_control (struct acl_addr *acl)
	Lookup access control status for acl structure. More...
struct acl_addr *	acl_addr_lookup (struct acl_list *acl, struct sockaddr_storage *addr, socklen_t addrlen)
	Lookup address to see its acl structure. More...
size_t	acl_list_get_mem (struct acl_list *acl)
	Get memory used by acl structure. More...

Detailed Description

This file helps the server keep out queries from outside sources, that should not be answered.

Function Documentation

acl_list_create()

struct acl_list * acl_list_create

(

void

)

Create acl structure.

Returns

new structure or NULL on error.

References acl_list_delete(), acl_list::region, and regional_create().

acl_list_delete()

void acl_list_delete

(

struct acl_list *

acl

)

Delete acl structure.

Parameters

acl	to delete.

References acl_list::region, and regional_destroy().

Referenced by acl_list_create(), and daemon_delete().

acl_list_apply_cfg()

int acl_list_apply_cfg	(	struct acl_list *	acl,
		struct config_file *	cfg,
		struct views *	v
	)

Process access control config.

Parameters

acl	where to store.
cfg	config options.
v	views structure

Returns

0 on error.

References acl_list_str_cfg(), addr_tree_init(), addr_tree_init_parents(), config_file::do_ip6, read_acl_list(), read_acl_tag_actions(), read_acl_tag_datas(), read_acl_tags(), read_acl_view(), acl_list::region, regional_free_all(), and acl_list::tree.

acl_get_control()

enum acl_access acl_get_control

(

struct acl_addr *

acl

)

Lookup access control status for acl structure.

Parameters

acl	structure for acl storage.

Returns

: what to do with message from this address.

References acl_deny, and acl_addr::control.

Referenced by worker_handle_request().

acl_addr_lookup()

struct acl_addr * acl_addr_lookup	(	struct acl_list *	acl,
		struct sockaddr_storage *	addr,
		socklen_t	addrlen
	)

Lookup address to see its acl structure.

Parameters

acl	structure for address storage.
addr	address to check
addrlen	length of addr.

Returns

: acl structure from this address.

References addr_tree_lookup(), and acl_list::tree.

Referenced by worker_handle_request().

acl_list_get_mem()

size_t acl_list_get_mem

(

struct acl_list *

acl

)

Get memory used by acl structure.

Parameters

acl	structure for address storage.

Returns

bytes in use.

References acl_list::region, and regional_get_mem().