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HIP pack support - not tested

This commit is contained in:
Miek Gieben 2012-02-19 15:37:27 +01:00
parent c82a1af1e3
commit 9bdd445088
1 changed files with 12 additions and 3 deletions
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15
msg.go
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@ -370,13 +370,22 @@ func packStructValue(val reflect.Value, msg []byte, off int, compression map[str
default:
println("dns: unknown tag packing slice", val.Type().Field(i).Tag)
return lenmsg, false
case "domain-name":
for j := 0; j < val.Field(i).Len(); j++ {
element := val.Field(i).Index(j).String()
off, ok = PackDomainName(element, msg, off, compression, false && compress)
if ! ok {
println("dns: overflow packing domain-name", off)
return lenmsg, false
}
}
case "txt":
for j := 0; j < val.Field(i).Len(); j++ {
element := val.Field(i).Index(j).String()
// Counted string: 1 byte length.
if len(element) > 255 || off+1+len(element) > lenmsg {
println("dns: overflow packing TXT string")
return len(msg), false
return lenmsg, false
}
msg[off] = byte(len(element))
off++
@ -452,7 +461,7 @@ func packStructValue(val reflect.Value, msg []byte, off int, compression map[str
lastwindow := uint16(0)
length := uint16(0)
if off+2 > len(msg) {
if off+2 > lenmsg {
println("dns: overflow packing NSECx bitmap")
return lenmsg, false
}
@ -599,7 +608,7 @@ func packStructValue(val reflect.Value, msg []byte, off int, compression map[str
// Counted string: 1 byte length.
if len(s) > 255 || off+1+len(s) > lenmsg {
println("dns: overflow packing string")
return len(msg), false
return lenmsg, false
}
msg[off] = byte(len(s))
off++