Add the rcode DSO-TYPE Not Implemented / RFC8490 (#1648)

Signed-off-by: Rob Gill <[email protected]>

Author: rrobgill

msg.go

@@ -147,6 +147,7 @@ var RcodeToString = map[int]string{
 	RcodeNXRrset:        "NXRRSET",
 	RcodeNotAuth:        "NOTAUTH",
 	RcodeNotZone:        "NOTZONE",
+	RcodeDSOTypeNI:      "DSOTYPENI",
 	RcodeBadSig:         "BADSIG", // Also known as RcodeBadVers, see RFC 6891
 	//	RcodeBadVers:        "BADVERS",
 	RcodeBadKey:    "BADKEY",

types.go

@@ -137,6 +137,7 @@ const (
 	RcodeNXRrset        = 8  // NXRRSet   - RR Set that should exist does not [DNS Update]
 	RcodeNotAuth        = 9  // NotAuth   - Server Not Authoritative for zone [DNS Update]
 	RcodeNotZone        = 10 // NotZone   - Name not contained in zone        [DNS Update/TSIG]
+	RcodeDSOTypeNI      = 11 // DSOTypeNI - DSO-TYPE not implemented          [DNS Stateful Operations] https://www.rfc-editor.org/rfc/rfc8490.html#section-10.2
 	RcodeBadSig         = 16 // BADSIG    - TSIG Signature Failure            [TSIG]  https://www.rfc-editor.org/rfc/rfc6895.html#section-2.3
 	RcodeBadVers        = 16 // BADVERS   - Bad OPT Version                   [EDNS0] https://www.rfc-editor.org/rfc/rfc6895.html#section-2.3
 	RcodeBadKey         = 17 // BADKEY    - Key not recognized                [TSIG]