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Small comment tweaks (#678) 

Some post #668 comments nits.
This commit is contained in:
Miek Gieben 2018-05-16 08:53:51 +01:00 committed by GitHub
parent 09649115c1
commit 3745b9737d
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1 changed files with 5 additions and 7 deletions
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12
msg.go
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@ -691,22 +691,20 @@ func (dns *Msg) Pack() (msg []byte, err error) {
return dns.PackBuffer(nil)
}
// PackBuffer packs a Msg, using the given buffer buf. If buf is too small
// a new buffer is allocated.
// PackBuffer packs a Msg, using the given buffer buf. If buf is too small a new buffer is allocated.
func (dns *Msg) PackBuffer(buf []byte) (msg []byte, err error) {
var compression map[string]int
if dns.Compress {
compression = make(map[string]int) // Compression pointer mappings
compression = make(map[string]int) // Compression pointer mappings.
}
return dns.packBufferWithCompressionMap(buf, compression)
}
// packBufferWithCompressionMap is ONLY for testing purposes
// packBufferWithCompressionMap packs a Msg, using the given buffer buf.
func (dns *Msg) packBufferWithCompressionMap(buf []byte, compression map[string]int) (msg []byte, err error) {
// We use a similar function in tsig.go's stripTsig.
var (
dh Header
)
var dh Header
if dns.Rcode < 0 || dns.Rcode > 0xFFF {
return nil, ErrRcode