func (ntor *NtorHandshake) Finish(inTail, outTail string) (shared Secret, tIn, tOut AuthValue) {
// The DH parts have already been written into ntor.h.
hTail := bytes.Join([][]byte{ntor.bHat, ntor.x, ntor.y, []byte(ntorSquawk)}, nil)
ntor.h.Write(hTail)
var confSeed CValue
_, _ = ntor.h.Read(confSeed[:])
_, _ = ntor.h.Read(shared[:])
hMacMedial := bytes.Join([][]byte{ntor.bHat, ntor.y, ntor.x, []byte(ntorSquawk)}, nil)
var hMac skein.Hash
hMac.InitFrom(&ntorInitialHmac)
hMac.Write(confSeed[:])
hMac.Write(hMacMedial)
hMacIn := hMac.Copy()
hMacIn.Write([]byte(inTail))
_, _ = hMacIn.Read(tIn[:])
hMacOut := hMac.Copy()
hMacOut.Write([]byte(outTail))
_, _ = hMacOut.Read(tOut[:])
return
}
