From: Pieter Lexis <pieter.lexis@powerdns.com>
Date: Thu, 8 Jan 2026 11:44:16 +0000 (+0100)
Subject: chore(dnsrecords): Add RESINFO DNS Record (RFC 9606)
X-Git-Tag: rec-5.4.0-beta1~44^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=85cd503624f7aa16f1b405b7487281769567ee49;p=thirdparty%2Fpdns.git

chore(dnsrecords): Add RESINFO DNS Record (RFC 9606)
---

diff --git a/pdns/dnsrecords.cc b/pdns/dnsrecords.cc
index f55804686b..503b34fa8f 100644
--- a/pdns/dnsrecords.cc
+++ b/pdns/dnsrecords.cc
@@ -888,6 +888,8 @@ boilerplate_conv(CAA,
                  conv.xfrUnquotedText(d_tag, true);
                  conv.xfrText(d_value, true, false); /* no lenField */
                 )
+
+boilerplate_conv(RESINFO, conv.xfrText(d_text, true));
 //NOLINTEND
 
 static uint16_t makeTag(const std::string& data)
@@ -1007,6 +1009,7 @@ static void reportOtherTypes(const ReportIsOnlyCallableByReportAllTypes& guard)
    MINFORecordContent::report(guard);
    URIRecordContent::report(guard);
    CAARecordContent::report(guard);
+   RESINFORecordContent::report(guard);
    APLRecordContent::report(guard);
    IPSECKEYRecordContent::report(guard);
    CSYNCRecordContent::report(guard);
diff --git a/pdns/dnsrecords.hh b/pdns/dnsrecords.hh
index f1bd7a9610..cc467b5a43 100644
--- a/pdns/dnsrecords.hh
+++ b/pdns/dnsrecords.hh
@@ -1253,6 +1253,19 @@ private:
     string d_tag, d_value;
 };
 
+class RESINFORecordContent : public DNSRecordContent
+{
+public:
+  includeboilerplate(RESINFO)
+
+  [[nodiscard]] size_t sizeEstimate() const override
+  {
+    return sizeof(*this) + d_text.size();
+  }
+
+  string d_text;
+};
+
 #define boilerplate(RNAME)                                                                         \
 std::shared_ptr<RNAME##RecordContent::DNSRecordContent> RNAME##RecordContent::make(const DNSRecord& dr, PacketReader& pr) \
 {                                                                                                  \
diff --git a/pdns/qtype.cc b/pdns/qtype.cc
index c5eb47c855..b3e0c85f42 100644
--- a/pdns/qtype.cc
+++ b/pdns/qtype.cc
@@ -94,6 +94,7 @@ const map<const string, uint16_t> QType::names = {
   {"ANY", 255},
   {"URI", 256},
   {"CAA", 257},
+  {"RESINFO", 261},
   {"DLV", 32769},
   {"ADDR", 65400},
 #if !defined(RECURSOR)
diff --git a/pdns/qtype.hh b/pdns/qtype.hh
index 4f9c633771..adfd879fff 100644
--- a/pdns/qtype.hh
+++ b/pdns/qtype.hh
@@ -141,6 +141,7 @@ public:
     ANY = 255,
     URI = 256,
     CAA = 257,
+    RESINFO = 261,
     DLV = 32769,
     ADDR = 65400,
 #if !defined(RECURSOR)
diff --git a/pdns/test-dnsrecords_cc.cc b/pdns/test-dnsrecords_cc.cc
index 65204bff1a..b11de1be3a 100644
--- a/pdns/test-dnsrecords_cc.cc
+++ b/pdns/test-dnsrecords_cc.cc
@@ -292,6 +292,7 @@ BOOST_AUTO_TEST_CASE(test_record_types) {
      (CASE_S(QType::CAA, "0 issue \"aa\"", "\x00\x05\x69\x73\x73\x75\x65\x61\x61"))
      (CASE_S(QType::CAA, "0 issue \"aaaaaaa\"", "\x00\x05\x69\x73\x73\x75\x65\x61\x61\x61\x61\x61\x61\x61"))
      (CASE_S(QType::CAA, "0 issue \"aaaaaaa.aaa\"", "\x00\x05\x69\x73\x73\x75\x65\x61\x61\x61\x61\x61\x61\x61\x2e\x61\x61\x61"))
+     (CASE_S(QType::RESINFO, "\"qnamemin exterr=15-17\"", "\x15qnamemin exterr=15-17"))
      (CASE_S(QType::DLV, "20642 8 2 04443abe7e94c3985196beae5d548c727b044dda5151e60d7cd76a9fd931d00e", "\x50\xa2\x08\x02\x04\x44\x3a\xbe\x7e\x94\xc3\x98\x51\x96\xbe\xae\x5d\x54\x8c\x72\x7b\x04\x4d\xda\x51\x51\xe6\x0d\x7c\xd7\x6a\x9f\xd9\x31\xd0\x0e"))
      (CASE_S((QType::typeenum)65226,"\\# 3 414243","\x41\x42\x43"))