2014-07-29 14:24:02 +02:00
|
|
|
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
|
|
|
|
|
|
|
|
#pragma once
|
|
|
|
|
|
|
|
/***
|
|
|
|
This file is part of systemd.
|
|
|
|
|
|
|
|
Copyright 2014 Lennart Poettering
|
|
|
|
|
|
|
|
systemd is free software; you can redistribute it and/or modify it
|
|
|
|
under the terms of the GNU Lesser General Public License as published by
|
|
|
|
the Free Software Foundation; either version 2.1 of the License, or
|
|
|
|
(at your option) any later version.
|
|
|
|
|
|
|
|
systemd is distributed in the hope that it will be useful, but
|
|
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
|
Lesser General Public License for more details.
|
|
|
|
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
|
|
along with systemd; If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
***/
|
|
|
|
|
|
|
|
#include "hashmap.h"
|
|
|
|
|
|
|
|
typedef struct DnsZone {
|
|
|
|
Hashmap *by_key;
|
|
|
|
Hashmap *by_name;
|
|
|
|
} DnsZone;
|
|
|
|
|
2014-07-31 17:46:40 +02:00
|
|
|
typedef struct DnsZoneItem DnsZoneItem;
|
|
|
|
typedef enum DnsZoneItemState DnsZoneItemState;
|
|
|
|
|
2014-07-29 14:24:02 +02:00
|
|
|
#include "resolved-dns-rr.h"
|
|
|
|
#include "resolved-dns-question.h"
|
|
|
|
#include "resolved-dns-answer.h"
|
2014-07-31 17:46:40 +02:00
|
|
|
#include "resolved-dns-transaction.h"
|
|
|
|
|
|
|
|
/* RFC 4795 Section 2.8. suggests a TTL of 30s by default */
|
|
|
|
#define LLMNR_DEFAULT_TTL (30)
|
|
|
|
|
|
|
|
enum DnsZoneItemState {
|
|
|
|
DNS_ZONE_ITEM_PROBING,
|
|
|
|
DNS_ZONE_ITEM_ESTABLISHED,
|
|
|
|
DNS_ZONE_ITEM_VERIFYING,
|
|
|
|
DNS_ZONE_ITEM_WITHDRAWN,
|
|
|
|
};
|
|
|
|
|
|
|
|
struct DnsZoneItem {
|
|
|
|
DnsScope *scope;
|
|
|
|
DnsResourceRecord *rr;
|
|
|
|
|
|
|
|
DnsZoneItemState state;
|
|
|
|
|
|
|
|
unsigned block_ready;
|
|
|
|
|
|
|
|
bool probing_enabled;
|
|
|
|
|
|
|
|
LIST_FIELDS(DnsZoneItem, by_key);
|
|
|
|
LIST_FIELDS(DnsZoneItem, by_name);
|
|
|
|
|
|
|
|
DnsTransaction *probe_transaction;
|
|
|
|
};
|
2014-07-29 14:24:02 +02:00
|
|
|
|
|
|
|
void dns_zone_flush(DnsZone *z);
|
|
|
|
|
2014-07-31 17:46:40 +02:00
|
|
|
int dns_zone_put(DnsZone *z, DnsScope *s, DnsResourceRecord *rr, bool probe);
|
2014-07-29 14:24:02 +02:00
|
|
|
void dns_zone_remove_rr(DnsZone *z, DnsResourceRecord *rr);
|
|
|
|
|
2014-07-31 17:46:40 +02:00
|
|
|
int dns_zone_lookup(DnsZone *z, DnsQuestion *q, DnsAnswer **answer, DnsAnswer **soa, bool *tentative);
|
2014-07-30 19:34:50 +02:00
|
|
|
|
2014-07-31 17:46:40 +02:00
|
|
|
void dns_zone_item_conflict(DnsZoneItem *i);
|
|
|
|
void dns_zone_item_ready(DnsZoneItem *i);
|
2014-08-06 16:15:35 +02:00
|
|
|
|
|
|
|
int dns_zone_check_conflicts(DnsZone *zone, DnsResourceRecord *rr);
|
|
|
|
int dns_zone_verify_conflicts(DnsZone *zone, DnsResourceKey *key);
|
2014-08-06 16:59:48 +02:00
|
|
|
|
|
|
|
void dns_zone_verify_all(DnsZone *zone);
|