5e1499d104
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).
This commit is auto-generated:
$ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
Meta Ports Ladybird Tests Kernel)
$ perl -pie 's/\bDeprecatedString\b/ByteString/g;
s/deprecated_string/byte_string/g' $xs
$ clang-format --style=file -i \
$(git diff --name-only | grep \.cpp\|\.h)
$ gn format $(git ls-files '*.gn' '*.gni')
103 lines
2.3 KiB
C++
103 lines
2.3 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include "Name.h"
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#include <AK/ByteString.h>
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#include <AK/Format.h>
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#include <AK/Traits.h>
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#include <AK/Types.h>
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#include <LibIPC/Forward.h>
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namespace DNS {
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enum class RecordType : u16 {
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A = 1,
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NS = 2,
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CNAME = 5,
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SOA = 6,
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PTR = 12,
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MX = 15,
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TXT = 16,
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AAAA = 28,
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SRV = 33,
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};
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enum class RecordClass : u16 {
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IN = 1
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};
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#define MDNS_CACHE_FLUSH 0x8000
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class Answer {
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public:
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Answer() = default;
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Answer(Name const& name, RecordType type, RecordClass class_code, u32 ttl, ByteString const& record_data, bool mdns_cache_flush);
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Name const& name() const { return m_name; }
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RecordType type() const { return m_type; }
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RecordClass class_code() const { return m_class_code; }
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u16 raw_class_code() const { return (u16)m_class_code | (m_mdns_cache_flush ? MDNS_CACHE_FLUSH : 0); }
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u32 ttl() const { return m_ttl; }
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time_t received_time() const { return m_received_time; }
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ByteString const& record_data() const { return m_record_data; }
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bool mdns_cache_flush() const { return m_mdns_cache_flush; }
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bool has_expired() const;
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unsigned hash() const;
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bool operator==(Answer const&) const;
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private:
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Name m_name;
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RecordType m_type { 0 };
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RecordClass m_class_code { 0 };
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u32 m_ttl { 0 };
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time_t m_received_time { 0 };
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ByteString m_record_data;
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bool m_mdns_cache_flush { false };
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};
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}
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template<>
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struct AK::Traits<DNS::Answer> : public DefaultTraits<DNS::Answer> {
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static constexpr bool is_trivial() { return false; }
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static unsigned hash(DNS::Answer a) { return a.hash(); }
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};
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template<>
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struct AK::Formatter<DNS::RecordType> : StandardFormatter {
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Formatter() = default;
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explicit Formatter(StandardFormatter formatter)
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: StandardFormatter(formatter)
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{
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}
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ErrorOr<void> format(AK::FormatBuilder&, DNS::RecordType);
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};
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template<>
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struct AK::Formatter<DNS::RecordClass> : StandardFormatter {
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Formatter() = default;
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explicit Formatter(StandardFormatter formatter)
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: StandardFormatter(formatter)
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{
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}
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ErrorOr<void> format(AK::FormatBuilder&, DNS::RecordClass);
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};
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namespace IPC {
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template<>
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ErrorOr<void> encode(Encoder&, DNS::Answer const&);
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template<>
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ErrorOr<DNS::Answer> decode(Decoder&);
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}
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