4b95f1798f
This copies concepts we introduced for the DnsSearchDomain stuff, and reworks the operations on lists of dns servers to be reusable and generic for use both with the Link and the Manager object.
90 lines
2.5 KiB
C
90 lines
2.5 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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#pragma once
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/***
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This file is part of systemd.
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Copyright 2014 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "in-addr-util.h"
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typedef struct DnsServer DnsServer;
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typedef enum DnsServerType {
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DNS_SERVER_SYSTEM,
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DNS_SERVER_FALLBACK,
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DNS_SERVER_LINK,
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} DnsServerType;
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#include "resolved-manager.h"
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#include "resolved-link.h"
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struct DnsServer {
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Manager *manager;
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unsigned n_ref;
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DnsServerType type;
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Link *link;
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int family;
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union in_addr_union address;
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usec_t resend_timeout;
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usec_t max_rtt;
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bool marked:1;
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/* If linked is set, then this server appears in the servers linked list */
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bool linked:1;
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LIST_FIELDS(DnsServer, servers);
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};
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int dns_server_new(
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Manager *m,
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DnsServer **ret,
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DnsServerType type,
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Link *link,
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int family,
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const union in_addr_union *address);
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DnsServer* dns_server_ref(DnsServer *s);
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DnsServer* dns_server_unref(DnsServer *s);
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void dns_server_unlink(DnsServer *s);
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void dns_server_move_back_and_unmark(DnsServer *s);
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void dns_server_packet_received(DnsServer *s, usec_t rtt);
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void dns_server_packet_lost(DnsServer *s, usec_t usec);
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DnsServer *dns_server_find(DnsServer *first, int family, const union in_addr_union *in_addr);
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void dns_server_unlink_all(DnsServer *first);
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void dns_server_unlink_marked(DnsServer *first);
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void dns_server_mark_all(DnsServer *first);
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DnsServer *manager_get_first_dns_server(Manager *m, DnsServerType t);
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DnsServer *manager_set_dns_server(Manager *m, DnsServer *s);
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DnsServer *manager_get_dns_server(Manager *m);
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void manager_next_dns_server(Manager *m);
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DEFINE_TRIVIAL_CLEANUP_FUNC(DnsServer*, dns_server_unref);
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extern const struct hash_ops dns_server_hash_ops;
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