/src/pdns/pdns/dnsdistdist/dnsdist-protocols.cc
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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 | | |
23 | | #include <algorithm> |
24 | | #include <stdexcept> |
25 | | |
26 | | #include "dnsdist-protocols.hh" |
27 | | |
28 | | namespace dnsdist |
29 | | { |
30 | | const std::array<std::string, Protocol::s_numberOfProtocols> Protocol::s_names = { |
31 | | "DoUDP", |
32 | | "DoTCP", |
33 | | "DNSCryptUDP", |
34 | | "DNSCryptTCP", |
35 | | "DoT", |
36 | | "DoH", |
37 | | "DoQ", |
38 | | "DoH3"}; |
39 | | |
40 | | const std::array<std::string, Protocol::s_numberOfProtocols> Protocol::s_prettyNames = { |
41 | | "Do53 UDP", |
42 | | "Do53 TCP", |
43 | | "DNSCrypt UDP", |
44 | | "DNSCrypt TCP", |
45 | | "DNS over TLS", |
46 | | "DNS over HTTPS", |
47 | | "DNS over QUIC", |
48 | | "DNS over HTTP/3"}; |
49 | | |
50 | | Protocol::Protocol(const std::string& protocol) |
51 | 0 | { |
52 | 0 | const auto& namesIt = std::find(s_names.begin(), s_names.end(), protocol); |
53 | 0 | if (namesIt == s_names.end()) { |
54 | 0 | throw std::runtime_error("Unknown protocol name: '" + protocol + "'"); |
55 | 0 | } |
56 | | |
57 | 0 | auto index = std::distance(s_names.begin(), namesIt); |
58 | 0 | d_protocol = static_cast<Protocol::typeenum>(index); |
59 | 0 | } |
60 | | |
61 | | bool Protocol::operator==(Protocol::typeenum type) const |
62 | 0 | { |
63 | 0 | return d_protocol == type; |
64 | 0 | } |
65 | | |
66 | | bool Protocol::operator!=(Protocol::typeenum type) const |
67 | 0 | { |
68 | 0 | return d_protocol != type; |
69 | 0 | } |
70 | | |
71 | | const std::string& Protocol::toString() const |
72 | 0 | { |
73 | 0 | return s_names.at(static_cast<uint8_t>(d_protocol)); |
74 | 0 | } |
75 | | |
76 | | const std::string& Protocol::toPrettyString() const |
77 | 0 | { |
78 | 0 | return s_prettyNames.at(static_cast<uint8_t>(d_protocol)); |
79 | 0 | } |
80 | | |
81 | | bool Protocol::isUDP() const |
82 | 0 | { |
83 | 0 | return d_protocol == DoUDP || d_protocol == DNSCryptUDP; |
84 | 0 | } |
85 | | |
86 | | bool Protocol::isEncrypted() const |
87 | 0 | { |
88 | 0 | return d_protocol != DoUDP && d_protocol != DoTCP; |
89 | 0 | } |
90 | | |
91 | | uint8_t Protocol::toNumber() const |
92 | 0 | { |
93 | 0 | return static_cast<uint8_t>(d_protocol); |
94 | 0 | } |
95 | | } |