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Rework index hashtable

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This commit is contained in:
Jason A. Donenfeld
2018-05-13 18:23:40 +02:00
parent 233f079a94
commit 2c27ab205c
8 changed files with 78 additions and 88 deletions
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20
send.go
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@ -47,7 +47,7 @@ type QueueOutboundElement struct {
buffer *[MaxMessageSize]byte // slice holding the packet data
packet []byte // slice of "buffer" (always!)
nonce uint64 // nonce for encryption
keyPair *Keypair // key-pair for encryption
keypair *Keypair // key-pair for encryption
peer *Peer // related peer
}
@ -161,7 +161,7 @@ func (peer *Peer) SendHandshakeInitiation(isRetry bool) error {
*
*/
func (peer *Peer) keepKeyFreshSending() {
kp := peer.keyPairs.Current()
kp := peer.keypairs.Current()
if kp == nil {
return
}
@ -260,7 +260,7 @@ func (peer *Peer) FlushNonceQueue() {
* Obs. A single instance per peer
*/
func (peer *Peer) RoutineNonce() {
var keyPair *Keypair
var keypair *Keypair
device := peer.device
logDebug := device.log.Debug
@ -291,9 +291,9 @@ func (peer *Peer) RoutineNonce() {
// wait for key pair
for {
keyPair = peer.keyPairs.Current()
if keyPair != nil && keyPair.sendNonce < RejectAfterMessages {
if time.Now().Sub(keyPair.created) < RejectAfterTime {
keypair = peer.keypairs.Current()
if keypair != nil && keypair.sendNonce < RejectAfterMessages {
if time.Now().Sub(keypair.created) < RejectAfterTime {
break
}
}
@ -328,12 +328,12 @@ func (peer *Peer) RoutineNonce() {
// populate work element
elem.peer = peer
elem.nonce = atomic.AddUint64(&keyPair.sendNonce, 1) - 1
elem.nonce = atomic.AddUint64(&keypair.sendNonce, 1) - 1
// double check in case of race condition added by future code
if elem.nonce >= RejectAfterMessages {
goto NextPacket
}
elem.keyPair = keyPair
elem.keypair = keypair
elem.dropped = AtomicFalse
elem.mutex.Lock()
@ -392,7 +392,7 @@ func (device *Device) RoutineEncryption() {
fieldNonce := header[8:16]
binary.LittleEndian.PutUint32(fieldType, MessageTransportType)
binary.LittleEndian.PutUint32(fieldReceiver, elem.keyPair.remoteIndex)
binary.LittleEndian.PutUint32(fieldReceiver, elem.keypair.remoteIndex)
binary.LittleEndian.PutUint64(fieldNonce, elem.nonce)
// pad content to multiple of 16
@ -408,7 +408,7 @@ func (device *Device) RoutineEncryption() {
// encrypt content and release to consumer
binary.LittleEndian.PutUint64(nonce[4:], elem.nonce)
elem.packet = elem.keyPair.send.Seal(
elem.packet = elem.keypair.send.Seal(
header,
nonce[:],
elem.packet,