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Add parsing of the KX record

This commit is contained in:
Miek Gieben 2012-05-06 21:02:46 +02:00
parent 8c74494576
commit da9dbaf1d1
1 changed files with 27 additions and 1 deletions
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28
zscan_rr.go
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@ -55,6 +55,9 @@ func setRR(h RR_Header, c chan lex, o, f string) (RR, *ParseError) {
case TypeRP:
r, e = setRP(h, c, o, f)
goto Slurp
case TypeKX:
r, e = setKX(h, c, o, f)
goto Slurp
// These types have a variable ending: either chunks of txt or chunks/base64 or hex.
// They need to search for the end of the RR themselves, hence they look for the ending
// newline. Thus there is no need to slurp the remainder, because there is none.
@ -208,6 +211,29 @@ func setMX(h RR_Header, c chan lex, o, f string) (RR, *ParseError) {
return rr, nil
}
func setKX(h RR_Header, c chan lex, o, f string) (RR, *ParseError) {
rr := new(RR_KX)
rr.Hdr = h
l := <-c
if i, e := strconv.Atoi(l.token); e != nil {
return nil, &ParseError{f, "bad KX Pref", l}
} else {
rr.Pref = uint16(i)
}
<-c // _BLANK
l = <-c // _STRING
rr.Exchanger = l.token
_, ld, ok := IsDomainName(l.token)
if !ok {
return nil, &ParseError{f, "bad KX Exchanger", l}
}
if rr.Exchanger[ld-1] != '.' {
rr.Exchanger = appendOrigin(rr.Exchanger, o)
}
return rr, nil
}
func setCNAME(h RR_Header, c chan lex, o, f string) (RR, *ParseError) {
rr := new(RR_CNAME)
rr.Hdr = h
@ -353,7 +379,7 @@ func setNAPTR(h RR_Header, c chan lex, o, f string) (RR, *ParseError) {
if i, e := strconv.Atoi(l.token); e != nil {
return nil, &ParseError{f, "bad NAPTR Preference", l}
} else {
rr.Preference = uint16(i)
rr.Pref = uint16(i)
}
// Flags
<-c // _BLANK