export GenerateSharedSecret

Author: joostjager

crypto.go

@@ -204,13 +204,13 @@ func blindBaseElement(blindingFactor btcec.ModNScalar) *btcec.PublicKey {
 //
 // TODO(roasbef): rename?
 type sharedSecretGenerator interface {
-	// generateSharedSecret given a public key, generates a shared secret
+	// GenerateSharedSecret given a public key, generates a shared secret
 	// using private data of the underlying sharedSecretGenerator.
-	generateSharedSecret(dhKey *btcec.PublicKey) (Hash256, error)
+	GenerateSharedSecret(dhKey *btcec.PublicKey) (Hash256, error)
 }
 
-// generateSharedSecret generates the shared secret by given ephemeral key.
-func (r *Router) generateSharedSecret(dhKey *btcec.PublicKey) (Hash256, error) {
+// GenerateSharedSecret generates the shared secret by given ephemeral key.
+func (r *Router) GenerateSharedSecret(dhKey *btcec.PublicKey) (Hash256, error) {
 	var sharedSecret Hash256
 
 	// Ensure that the public key is on our curve.

sphinx.go

@@ -534,7 +534,7 @@ func (r *Router) ProcessOnionPacket(onionPkt *OnionPacket,
 	assocData []byte, incomingCltv uint32) (*ProcessedPacket, error) {
 
 	// Compute the shared secret for this onion packet.
-	sharedSecret, err := r.generateSharedSecret(onionPkt.EphemeralKey)
+	sharedSecret, err := r.GenerateSharedSecret(onionPkt.EphemeralKey)
 	if err != nil {
 		return nil, err
 	}
@@ -568,7 +568,7 @@ func (r *Router) ReconstructOnionPacket(onionPkt *OnionPacket,
 	assocData []byte) (*ProcessedPacket, error) {
 
 	// Compute the shared secret for this onion packet.
-	sharedSecret, err := r.generateSharedSecret(onionPkt.EphemeralKey)
+	sharedSecret, err := r.GenerateSharedSecret(onionPkt.EphemeralKey)
 	if err != nil {
 		return nil, err
 	}
@@ -731,7 +731,7 @@ func (t *Tx) ProcessOnionPacket(seqNum uint16, onionPkt *OnionPacket,
 	assocData []byte, incomingCltv uint32) error {
 
 	// Compute the shared secret for this onion packet.
-	sharedSecret, err := t.router.generateSharedSecret(
+	sharedSecret, err := t.router.GenerateSharedSecret(
 		onionPkt.EphemeralKey,
 	)
 	if err != nil {