hashing

app/src/main/java/com/bitchat/android/mesh/BluetoothMeshService.kt

@@ -61,7 +61,7 @@ class BluetoothMeshService(private val context: Context) {
     
     init {
         setupDelegates()
-        startPeriodicDebugLogging()
+//        startPeriodicDebugLogging()
     }
     
     /**

app/src/main/java/com/bitchat/android/noise/NoiseSession.kt

@@ -2,6 +2,7 @@ package com.bitchat.android.noise
 
 import android.util.Log
 import com.bitchat.android.noise.southernstorm.protocol.*
+import com.bitchat.android.util.toHexString
 import java.security.SecureRandom
 
 
@@ -156,7 +157,7 @@ class NoiseSession(
             } else {
                 Log.d(TAG, "Local static key pair not needed for this handshake pattern/role")
             }
-            
+            handshakeState?.setPrologue(PROTOCOL_NAME.toByteArray(), 0, PROTOCOL_NAME.toByteArray().size)
             handshakeState?.start()
             Log.d(TAG, "Handshake state started successfully with persistent identity keys")
 
@@ -193,7 +194,7 @@ class NoiseSession(
             
             val messageBuffer = ByteArray(XX_MESSAGE_1_SIZE)
             val handshakeStateLocal = handshakeState ?: throw IllegalStateException("Handshake state is null")
-            val messageLength = handshakeStateLocal.writeMessage(messageBuffer, 0, ByteArray(0), 0, 0)
+            val messageLength = handshakeStateLocal.writeMessage(messageBuffer, 0, null, 0, 0)
             val firstMessage = messageBuffer.copyOf(messageLength)
             
             // Validate message size matches XX pattern expectations
@@ -223,7 +224,7 @@ class NoiseSession(
             if (state == NoiseSessionState.Uninitialized && !isInitiator) {
                 initializeNoiseHandshake(HandshakeState.RESPONDER)
                 state = NoiseSessionState.Handshaking
-                Log.d(TAG, "Initialized as responder for real XX handshake with $peerID")
+                Log.d(TAG, "Initialized as RESPONDER for XX handshake with $peerID")
             }
             
             if (state != NoiseSessionState.Handshaking) {
@@ -246,8 +247,8 @@ class NoiseSession(
             return when (action) {
                 HandshakeState.WRITE_MESSAGE -> {
                     // Noise library says we need to send a response
-                    val responseBuffer = ByteArray(MAX_PAYLOAD_SIZE) // Large buffer for any response
+                    val responseBuffer = ByteArray(XX_MESSAGE_2_SIZE + MAX_PAYLOAD_SIZE) // Large buffer for any response
-                    val responseLength = handshakeStateLocal.writeMessage(responseBuffer, 0, ByteArray(0), 0, 0)
+                    val responseLength = handshakeStateLocal.writeMessage(responseBuffer, 0, null, 0, 0)
                     val response = responseBuffer.copyOf(responseLength)
                     
                     Log.d(TAG, "Generated handshake response: ${response.size} bytes, action still: ${handshakeStateLocal.getAction()}")

app/src/main/java/com/bitchat/android/noise/NoiseSessionManager.kt

@@ -111,7 +111,7 @@ class NoiseSessionManager(
             val shouldInitiate = resolveTieBreaker(peerID)
             if (!shouldInitiate) {
                 Log.d(TAG, "Tie-breaker: Waiting for $peerID to initiate handshake")
-                throw IllegalStateException("Tie-breaker: Should not initiate with $peerID")
+//                throw IllegalStateException("Tie-breaker: Should not initiate with $peerID")
             }
             
             // Remove any existing non-established session

app/src/main/java/com/bitchat/android/noise/southernstorm/protocol/HandshakeState.java

@@ -22,6 +22,8 @@
 
 package com.bitchat.android.noise.southernstorm.protocol;
 
+import android.util.Log;
+
 import java.security.NoSuchAlgorithmException;
 import java.util.Arrays;
 
@@ -545,6 +547,17 @@ public class HandshakeState implements Destroyable {
 			if ((requirements & LOCAL_PREMSG) != 0)
 				symmetric.mixPublicKey(localKeyPair);
 		}
+		// Log the symmetric.hash in hex:
+			byte[] currentHandshakeHash = symmetric.h;
+			if (currentHandshakeHash != null) {
+				StringBuilder hexString = new StringBuilder(currentHandshakeHash.length * 2);
+				for (byte b : currentHandshakeHash) {
+					hexString.append(String.format("%02X", b));
+				}
+				Log.d("TAG", "Initial Handshake Hash (h): " + hexString.toString());
+			} else {
+				Log.d("TAG", "Initial Handshake Hash (h): null");
+			}
 
 		// The handshake has officially started - set the first action.
 		if (isInitiator)