mirror of
https://github.com/oxen-io/lokinet.git
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5b5bd6b44e
* add some dns txt records for stuff we want to expose * fix txt records * txt records for snode info * dont send cname as it mangles the response * check for 3 parts not 3 characters
107 lines
2.3 KiB
C++
107 lines
2.3 KiB
C++
#ifndef LLARP_DNS_MESSAGE_HPP
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#define LLARP_DNS_MESSAGE_HPP
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#include <dns/serialize.hpp>
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#include <dns/rr.hpp>
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#include <dns/question.hpp>
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namespace llarp
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{
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namespace dns
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{
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struct SRVData;
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using MsgID_t = uint16_t;
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using Fields_t = uint16_t;
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using Count_t = uint16_t;
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struct MessageHeader : public Serialize
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{
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static constexpr size_t Size = 12;
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MessageHeader() = default;
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MsgID_t id;
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Fields_t fields;
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Count_t qd_count;
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Count_t an_count;
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Count_t ns_count;
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Count_t ar_count;
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bool
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Encode(llarp_buffer_t* buf) const override;
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bool
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Decode(llarp_buffer_t* buf) override;
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bool
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operator==(const MessageHeader& other) const
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{
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return id == other.id && fields == other.fields && qd_count == other.qd_count
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&& an_count == other.an_count && ns_count == other.ns_count
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&& ar_count == other.ar_count;
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}
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};
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struct Message : public Serialize
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{
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Message(const MessageHeader& hdr);
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Message(Message&& other);
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Message(const Message& other);
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void
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AddNXReply(RR_TTL_t ttl = 1);
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void
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AddServFail(RR_TTL_t ttl = 30);
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void
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AddMXReply(std::string name, uint16_t priority, RR_TTL_t ttl = 1);
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void
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AddCNAMEReply(std::string name, RR_TTL_t ttl = 1);
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void
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AddINReply(llarp::huint128_t addr, bool isV6, RR_TTL_t ttl = 1);
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void
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AddAReply(std::string name, RR_TTL_t ttl = 1);
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void
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AddSRVReply(std::vector<SRVData> records, RR_TTL_t ttl = 1);
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void
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AddNSReply(std::string name, RR_TTL_t ttl = 1);
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void
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AddTXTReply(std::string value, RR_TTL_t ttl = 1);
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bool
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Encode(llarp_buffer_t* buf) const override;
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bool
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Decode(llarp_buffer_t* buf) override;
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std::ostream&
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print(std::ostream& stream, int level, int spaces) const;
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MsgID_t hdr_id;
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Fields_t hdr_fields;
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std::vector<Question> questions;
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std::vector<ResourceRecord> answers;
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std::vector<ResourceRecord> authorities;
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std::vector<ResourceRecord> additional;
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};
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inline std::ostream&
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operator<<(std::ostream& out, const Message& msg)
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{
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msg.print(out, -1, -1);
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return out;
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}
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} // namespace dns
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} // namespace llarp
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#endif
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