diff options
Diffstat (limited to 'noise-protocol.go')
| -rw-r--r-- | noise-protocol.go | 51 |
1 files changed, 22 insertions, 29 deletions
diff --git a/noise-protocol.go b/noise-protocol.go index 3abbe4b..82d553e 100644 --- a/noise-protocol.go +++ b/noise-protocol.go @@ -161,7 +161,7 @@ func (device *Device) CreateMessageInitiation(peer *Peer) (*MessageInitiation, e defer handshake.mutex.Unlock() if isZero(handshake.precomputedStaticStatic[:]) { - return nil, errors.New("Static shared secret is zero") + return nil, errors.New("static shared secret is zero") } // create ephemeral key @@ -176,8 +176,8 @@ func (device *Device) CreateMessageInitiation(peer *Peer) (*MessageInitiation, e // assign index - device.indices.Delete(handshake.localIndex) - handshake.localIndex, err = device.indices.NewIndex(peer) + device.indexTable.Delete(handshake.localIndex) + handshake.localIndex, err = device.indexTable.NewIndexForHandshake(peer, handshake) if err != nil { return nil, err @@ -328,14 +328,14 @@ func (device *Device) CreateMessageResponse(peer *Peer) (*MessageResponse, error defer handshake.mutex.Unlock() if handshake.state != HandshakeInitiationConsumed { - return nil, errors.New("handshake initation must be consumed first") + return nil, errors.New("handshake initiation must be consumed first") } // assign index var err error - device.indices.Delete(handshake.localIndex) - handshake.localIndex, err = device.indices.NewIndex(peer) + device.indexTable.Delete(handshake.localIndex) + handshake.localIndex, err = device.indexTable.NewIndexForHandshake(peer, handshake) if err != nil { return nil, err } @@ -393,9 +393,9 @@ func (device *Device) ConsumeMessageResponse(msg *MessageResponse) *Peer { return nil } - // lookup handshake by reciever + // lookup handshake by receiver - lookup := device.indices.Lookup(msg.Receiver) + lookup := device.indexTable.Lookup(msg.Receiver) handshake := lookup.handshake if handshake == nil { return nil @@ -528,35 +528,28 @@ func (peer *Peer) NewKeypair() *Keypair { // create AEAD instances - keyPair := new(Keypair) - keyPair.send, _ = chacha20poly1305.New(sendKey[:]) - keyPair.receive, _ = chacha20poly1305.New(recvKey[:]) + keypair := new(Keypair) + keypair.send, _ = chacha20poly1305.New(sendKey[:]) + keypair.receive, _ = chacha20poly1305.New(recvKey[:]) setZero(sendKey[:]) setZero(recvKey[:]) - keyPair.created = time.Now() - keyPair.sendNonce = 0 - keyPair.replayFilter.Init() - keyPair.isInitiator = isInitiator - keyPair.localIndex = peer.handshake.localIndex - keyPair.remoteIndex = peer.handshake.remoteIndex + keypair.created = time.Now() + keypair.sendNonce = 0 + keypair.replayFilter.Init() + keypair.isInitiator = isInitiator + keypair.localIndex = peer.handshake.localIndex + keypair.remoteIndex = peer.handshake.remoteIndex // remap index - device.indices.Insert( - handshake.localIndex, - IndexTableEntry{ - peer: peer, - keyPair: keyPair, - handshake: nil, - }, - ) + device.indexTable.SwapIndexForKeypair(handshake.localIndex, keypair) handshake.localIndex = 0 // rotate key pairs - kp := &peer.keyPairs + kp := &peer.keypairs kp.mutex.Lock() peer.timersSessionDerived() @@ -574,14 +567,14 @@ func (peer *Peer) NewKeypair() *Keypair { kp.previous = current } device.DeleteKeypair(previous) - kp.current = keyPair + kp.current = keypair } else { - kp.next = keyPair + kp.next = keypair device.DeleteKeypair(next) kp.previous = nil device.DeleteKeypair(previous) } kp.mutex.Unlock() - return keyPair + return keypair } |