src/resolve/resolved-dns-question.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 DnsQuestion DnsQuestion;
  25
  26 #include "resolved-dns-rr.h"
  27
  28 /* A simple array of resources keys, all sharing the same domain */
  29
  30 struct DnsQuestion {
  31         unsigned n_ref;
  32         unsigned n_keys, n_allocated;
  33         DnsResourceKey* keys[0];
  34 };
  35
  36 DnsQuestion *dns_question_new(unsigned n);
  37 DnsQuestion *dns_question_ref(DnsQuestion *q);
  38 DnsQuestion *dns_question_unref(DnsQuestion *q);
  39
  40 int dns_question_new_address(DnsQuestion **ret, int family, const char *name);
  41 int dns_question_new_reverse(DnsQuestion **ret, int family, const union in_addr_union *a);
  42 int dns_question_new_service(DnsQuestion **ret, const char *name, bool with_txt);
  43
  44 int dns_question_add(DnsQuestion *q, DnsResourceKey *key);
  45
  46 int dns_question_matches_rr(DnsQuestion *q, DnsResourceRecord *rr);
  47 int dns_question_matches_cname(DnsQuestion *q, DnsResourceRecord *rr);
  48 int dns_question_is_valid(DnsQuestion *q);
  49 int dns_question_contains(DnsQuestion *a, DnsResourceKey *k);
  50 int dns_question_is_equal(DnsQuestion *a, DnsQuestion *b);
  51
  52 int dns_question_cname_redirect(DnsQuestion *q, const DnsResourceRecord *cname, DnsQuestion **ret);
  53
  54 const char *dns_question_name(DnsQuestion *q);
  55
  56 DEFINE_TRIVIAL_CLEANUP_FUNC(DnsQuestion*, dns_question_unref);