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Parsing a signed miek.nl works

This commit is contained in:
Miek Gieben 2011-12-16 11:20:17 +01:00
parent c387c41767
commit 28bc54e91a
1 changed files with 38 additions and 31 deletions
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55
zscan_rr.go
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@ -65,6 +65,14 @@ func setRR(h RR_Header, c chan Lex) (RR, *ParseError) {
if se := slurpRemainder(c); se != nil {
return nil, se
}
case TypeSSHFP:
r, e = setSSHFP(h, c)
if e != nil {
return nil, e
}
if se := slurpRemainder(c); se != nil {
return nil, se
}
// 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.
@ -383,6 +391,29 @@ func setNSEC3(h RR_Header, c chan Lex) (RR, *ParseError) {
return rr, nil
}
func setSSHFP(h RR_Header, c chan Lex) (RR, *ParseError) {
rr := new(RR_SSHFP)
rr.Hdr = h
l := <-c
if i, e := strconv.Atoi(l.token); e != nil {
return nil, &ParseError{"bad SSHFP", l}
} else {
rr.Algorithm = uint8(i)
}
<-c // _BLANK
l = <-c
if i, e := strconv.Atoi(l.token); e != nil {
return nil, &ParseError{"bad SSHFP", l}
} else {
rr.Type = uint8(i)
}
<-c // _BLANK
l = <-c
rr.FingerPrint = l.token
return rr, nil
}
func setDNSKEY(h RR_Header, c chan Lex) (RR, *ParseError) {
rr := new(RR_DNSKEY)
rr.Hdr = h
@ -567,28 +598,4 @@ func setCNAME(h RR_Header, c chan Lex) (RR, *ParseError) {
}
func setSSHFP(h RR_Header, c chan Lex) (RR, *ParseError) {
rr := new(RR_CNAME)
rr.Hdr = h
var (
i int
e os.Error
)
rdf := fields(data[mark:p], 3)
rr := new(RR_SSHFP)
rr.Hdr = hdr
rr.Hdr.Rrtype = TypeSSHFP
if i, e = strconv.Atoi(rdf[0]); e != nil {
zp.Err <- &ParseError{Error: "bad SSHFP", name: rdf[0], line: l}
return
}
rr.Algorithm = uint8(i)
if i, e = strconv.Atoi(rdf[1]); e != nil {
zp.Err <- &ParseError{Error: "bad SSHFP", name: rdf[1], line: l}
return
}
rr.Type = uint8(i)
rr.FingerPrint = rdf[2]
zp.RR <- rr
}
*/