src/resolve/resolved-dns-answer.h

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 #pragma once
   4
   5 /***
   6   This file is part of systemd.
   7
   8   Copyright 2014 Lennart Poettering
   9
  10   systemd is free software; you can redistribute it and/or modify it
  11   under the terms of the GNU Lesser General Public License as published by
  12   the Free Software Foundation; either version 2.1 of the License, or
  13   (at your option) any later version.
  14
  15   systemd is distributed in the hope that it will be useful, but
  16   WITHOUT ANY WARRANTY; without even the implied warranty of
  17   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18   Lesser General Public License for more details.
  19
  20   You should have received a copy of the GNU Lesser General Public License
  21   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  22 ***/
  23
  24 typedef struct DnsAnswer DnsAnswer;
  25
  26 #include "resolved-dns-rr.h"
  27
  28 /* A simple array of resource records */
  29
  30 struct DnsAnswer {
  31         unsigned n_ref;
  32         unsigned n_rrs, n_allocated;
  33         DnsResourceRecord* rrs[0];
  34 };
  35
  36 DnsAnswer *dns_answer_new(unsigned n);
  37 DnsAnswer *dns_answer_ref(DnsAnswer *a);
  38 DnsAnswer *dns_answer_unref(DnsAnswer *a);
  39
  40 int dns_answer_add(DnsAnswer *a, DnsResourceRecord *rr);
  41 int dns_answer_add_soa(DnsAnswer *a, const char *name, uint32_t ttl);
  42 int dns_answer_contains(DnsAnswer *a, DnsResourceKey *key);
  43 int dns_answer_find_soa(DnsAnswer *a, DnsResourceKey *key, DnsResourceRecord **ret);
  44
  45 DnsAnswer *dns_answer_merge(DnsAnswer *a, DnsAnswer *b);
  46 void dns_answer_order_by_scope(DnsAnswer *a, bool prefer_link_local);
  47
  48 DEFINE_TRIVIAL_CLEANUP_FUNC(DnsAnswer*, dns_answer_unref);