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1 | /* |
2 | * This file is part of PowerDNS or dnsdist. | |
3 | * Copyright -- PowerDNS.COM B.V. and its contributors | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of version 2 of the GNU General Public License as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * In addition, for the avoidance of any doubt, permission is granted to | |
10 | * link this program with OpenSSL and to (re)distribute the binaries | |
11 | * produced as the result of such linking. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
21 | */ | |
22 | #pragma once | |
23 | ||
24 | #include "iputils.hh" | |
25 | ||
26 | namespace pdns { | |
27 | /*! pick a random query local address for family | |
28 | * | |
29 | * Will always return a ComboAddress. | |
30 | * | |
31 | * @param family Address Family, only AF_INET and AF_INET6 are supported | |
32 | * @param port Port to set in the returned ComboAddress | |
33 | */ | |
34 | ComboAddress getQueryLocalAddress(const sa_family_t family, const in_port_t port); | |
35 | ||
36 | /*! Returns a non-Any address QLA, or an empty QLA when the QLA is any | |
37 | * | |
38 | * @param family Address Family | |
39 | */ | |
40 | ComboAddress getNonAnyQueryLocalAddress(const sa_family_t family); | |
41 | ||
42 | /*! Populate the query local address vectors | |
43 | * | |
44 | * Will throw when an address can't be parsed | |
45 | * | |
46 | * @param qla A string of one or more ip addresses, separated by | |
47 | * spaces, semi-colons or commas | |
48 | */ | |
49 | void parseQueryLocalAddress(const std::string &qla); | |
50 | ||
51 | /*! Is the address family explicitly enabled | |
52 | * | |
53 | * i.e. was there an address parsed by parseQueryLocalAddress belonging | |
54 | * to this family | |
55 | * | |
56 | * @param family Address Family, only AF_INET and AF_INET6 are supported | |
57 | */ | |
58 | bool isQueryLocalAddressFamilyEnabled(const sa_family_t family); | |
59 | } // namespace pdns |