DNS-iostream.hpp

   1 #ifndef DNS_IOSTREAM_DOT_HPP
   2 #define DNS_IOSTREAM_DOT_HPP
   3
   4 #include "DNS-rrs.hpp"
   5
   6 #include <iostream>
   7
   8 inline std::ostream& operator<<(std::ostream& os, DNS::RR_A const& rr_a)
   9 {
  10   return os << "A " << rr_a.c_str();
  11 }
  12
  13 inline std::ostream& operator<<(std::ostream& os, DNS::RR_CNAME const& rr_c)
  14 {
  15   return os << "CNAME " << rr_c.str();
  16 }
  17
  18 inline std::ostream& operator<<(std::ostream& os, DNS::RR_PTR const& rr_ptr)
  19 {
  20   return os << "PTR " << rr_ptr.str();
  21 }
  22
  23 inline std::ostream& operator<<(std::ostream& os, DNS::RR_MX const& rr_mx)
  24 {
  25   return os << "MX " << rr_mx.preference() << ' ' << rr_mx.exchange();
  26 }
  27
  28 inline std::ostream& operator<<(std::ostream& os, DNS::RR_TXT const& rr_txt)
  29 {
  30   return os << "TXT " << rr_txt.str();
  31 }
  32
  33 inline std::ostream& operator<<(std::ostream& os, DNS::RR_AAAA const& rr_aaaa)
  34 {
  35   return os << "AAAA " << rr_aaaa.c_str();
  36 }
  37
  38 inline std::ostream& operator<<(std::ostream& os, DNS::RR_TLSA const& rr_tlsa)
  39 {
  40   os << "TLSA " << rr_tlsa.cert_usage() << ' ' << rr_tlsa.selector() << ' '
  41      << rr_tlsa.matching_type() << ' ';
  42
  43   for (auto const& ch : rr_tlsa.assoc_data()) {
  44     auto const lo = ch & 0xF;
  45     auto const hi = (ch >> 4) & 0xF;
  46
  47     using namespace std::literals::string_view_literals;
  48     auto constexpr hex_digits{"0123456789abcdef"sv};
  49
  50     os << hex_digits[hi] << hex_digits[lo];
  51   }
  52
  53   return os;
  54 }
  55
  56 inline std::ostream& operator<<(std::ostream& os, DNS::RR_type const& type)
  57 {
  58   return os << DNS::RR_type_c_str(type);
  59 }
  60
  61 #endif // DNS_IOSTREAM_DOT_HPP