Fix newline/space handling and braces

( dsjkdjk
djsdjk
)

( dkjsdjsd
  djskdjsd
)

Are two different strings, the above contains NO spaces, the bottom
one does. This doesn't matter anywhere, except in HIP record, which
say some data may not contain spaces.

msg.go

@@ -109,7 +109,7 @@ var Rr_str = map[uint16]string{
 	TypeOPT:        "OPT",
 	TypeDS:         "DS",
 	TypeDHCID:      "DHCID",
-        TypeHIP:        "HIP"
+        TypeHIP:        "HIP",
 	TypeIPSECKEY:   "IPSECKEY",
 	TypeSSHFP:      "SSHFP",
 	TypeRRSIG:      "RRSIG",

parse_test.go

@@ -410,6 +410,7 @@ moutamassey             NS      ns01.yahoodomains.jp.
 	}
 }
 
+// www.example.com.	3600	IN	HIP	2 200100107B1A74DF365639CC39F1D578 AwEAAbdxyhNuSutc5EMzxTs9LBPCIkOFH8cIvM4p9+LrV4e19WzK00+CI6zBCQTdtWsuxKbWIy87UOoJTwkUs7lBu+Upr1gsNrut79ryra+bSRGQb1slImA8YVJyuIDsj7kwzG7jnERNqnWxZ48AWkskmdHaVDP4BcelrTI3rMXdXF5D rvs.example.com
 func ExampleHIP() {
         h := `www.example.com.      IN  HIP ( 2 200100107B1A74DF365639CC39F1D578
                                         AwEAAbdxyhNuSutc5EMzxTs9LBPCIkOFH8cIvM4p

zscan.go

@@ -562,13 +562,12 @@ func zlexer(s scanner.Scanner, c chan lex) {
 			// discard
 			// this means it can also not be used as rdata
 		case '\n':
-			// hmmm, escape newline
+			// Escaped newline
 			if quote {
 				str[stri] = byte(x[0])
 				stri++
 				break
 			}
-
 			// inside quotes this is legal
 			escape = false
 			if commt {
@@ -585,36 +584,28 @@ func zlexer(s scanner.Scanner, c chan lex) {
 				}
 				break
 			}
-			if stri != 0 {
-				l.value = _STRING
-				l.token = string(str[:stri])
-				if !rrtype {
-					if _, ok := Str_rr[strings.ToUpper(l.token)]; ok {
-						l.value = _RRTYPE
-						rrtype = true
-					}
-				}
-				c <- l
-			}
-			if brace > 0 {
-				l.value = _BLANK
-				l.token = " "
-				if !space {
-					c <- l
-				}
-			} else {
+
+			if brace == 0 {
+                                // If there is previous text, we should output it here
+                                if stri != 0 {
+                                        l.value = _STRING
+                                        l.token = string(str[:stri])
+                                        if !rrtype {
+                                                if _, ok := Str_rr[strings.ToUpper(l.token)]; ok {
+                                                        l.value = _RRTYPE
+                                                        rrtype = true
+                                                }
+                                        }
+                                        c <- l
+                                }
 				l.value = _NEWLINE
 				l.token = "\n"
 				c <- l
-			}
-			if l.value == _BLANK {
-				space = true
-			}
-
-			stri = 0
-			commt = false
-			rrtype = false
-			owner = true
+                                stri = 0
+                                commt = false
+                                rrtype = false
+                                owner = true
+                        }
 		case '\\':
 			// quote?
 			if commt {

zscan_rr.go

@@ -397,7 +397,7 @@ func setHIP(h RR_Header, c chan lex, o, f string) (RR, *ParseError) {
 	rr := new(RR_HIP)
 	rr.Hdr = h
 
-	// HitLength is represented
+	// HitLength is not represented
 	l := <-c
 	if i, e := strconv.Atoi(l.token); e != nil {
 		return nil, &ParseError{f, "bad HIP PublicKeyAlgorithm", l}
@@ -434,7 +434,6 @@ func setHIP(h RR_Header, c chan lex, o, f string) (RR, *ParseError) {
 		l = <-c
 	}
 	rr.RendezvousServers = xs
-
 	return rr, nil
 }