From ed1a00932eb3265e4b458e6d1bc440b0f7242369 Mon Sep 17 00:00:00 2001
From: Le Duc Anh <ptitducanh@gmail.com>
Date: Thu, 16 Oct 2025 10:50:59 +0700
Subject: [PATCH] reset the history pointer

---
 .../Scripts/Network/CSNetwork/NetworkManager.cs          | 2 +-
 .../CSNetwork/Security/DecompressArcFourSecurity.cs      | 9 ++-------
 .../Scripts/Network/CSNetwork/Security/StreamCompress.cs | 2 +-
 3 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/Assets/PerfectWorld/Scripts/Network/CSNetwork/NetworkManager.cs b/Assets/PerfectWorld/Scripts/Network/CSNetwork/NetworkManager.cs
index f44941284c..a93ec23bdd 100644
--- a/Assets/PerfectWorld/Scripts/Network/CSNetwork/NetworkManager.cs
+++ b/Assets/PerfectWorld/Scripts/Network/CSNetwork/NetworkManager.cs
@@ -379,7 +379,7 @@ namespace CSNetwork
             {
                 currentIsec = _inputSecurity;
             }
-
+            DecompressArcFourSecurity._logger = _logger;
             bool securityApplied =
                 currentIsec != null && currentIsec.GetType() != typeof(NullSecurity);
             Octets dataToProcess; // This will hold the data block we decode from
diff --git a/Assets/PerfectWorld/Scripts/Network/CSNetwork/Security/DecompressArcFourSecurity.cs b/Assets/PerfectWorld/Scripts/Network/CSNetwork/Security/DecompressArcFourSecurity.cs
index 5a2ee9a521..1ae3f57fe2 100644
--- a/Assets/PerfectWorld/Scripts/Network/CSNetwork/Security/DecompressArcFourSecurity.cs
+++ b/Assets/PerfectWorld/Scripts/Network/CSNetwork/Security/DecompressArcFourSecurity.cs
@@ -12,7 +12,7 @@ namespace CSNetwork.Security
     /// </summary>
     public class DecompressArcFourSecurity : BaseSecurity
     {
-        private static readonly IPrefixedLogger _logger = LoggerFactory.GetLogger(nameof(DecompressArcFourSecurity));
+        public static IPrefixedLogger _logger = LoggerFactory.GetLogger(nameof(DecompressArcFourSecurity));
 
         private ARCFourSecurity _arcFour; // Internal RC4 instance
         private byte[] _key;
@@ -55,7 +55,6 @@ namespace CSNetwork.Security
                 // or just to be safe. Ensure _arcFour.Update returns a *new* Octets.
                 // *** If ARCFourSecurity.Update modified the input Octets in-place, this would be wrong. ***
                 // *** Assuming ARCFourSecurity.Update follows the abstract Security pattern and returns new Octets ***
-                UnityEngine.Debug.Log($"ENCRYPTED: {data.RawBuffer[0]}");
                 decryptedData = _arcFour.Update(data);
                 
             }
@@ -76,15 +75,11 @@ namespace CSNetwork.Security
             Octets decompressedData;
             try
             {
-                UnityEngine.Debug.Log($"DECRYPTED: {decryptedData.RawBuffer[0]}");
                 decompressedData = decompressor.Update(decryptedData);
             }
             catch (Exception ex)
             {
-                //_logger.Log(LogType.Error, $"MPPC Decompression Error after decryption: {ex.Message}. Decrypted Length: {decryptedData.Length}");
-                string firstBytes = BitConverter.ToString(decryptedData.RawBuffer, 0, Math.Min(decryptedData.Length, 16));
-                _logger.Log(LogType.Debug, $"Decrypted Data (first {Math.Min(decryptedData.Length, 16)} bytes): {firstBytes}");
-                _logger.LogException(ex);
+                _logger.Log(LogType.Info, $"{ex.Message} - {ex.StackTrace}");
                 throw new InvalidDataException("MPPC decompression failed after decryption.", ex);
             }
 
diff --git a/Assets/PerfectWorld/Scripts/Network/CSNetwork/Security/StreamCompress.cs b/Assets/PerfectWorld/Scripts/Network/CSNetwork/Security/StreamCompress.cs
index b64048cd1d..3e4a3e9f49 100644
--- a/Assets/PerfectWorld/Scripts/Network/CSNetwork/Security/StreamCompress.cs
+++ b/Assets/PerfectWorld/Scripts/Network/CSNetwork/Security/StreamCompress.cs
@@ -149,7 +149,7 @@ namespace CSNetwork.Security
                         Array.Copy(history, histhead, segment, 0, segment.Length);
                         output.Insert(output.Size, segment);
 
-                        if (histptr - histhead == MPPC_HIST_LEN)
+                        if (histptr == MPPC_HIST_LEN)
                             histptr = 0;
 
                         histhead = histptr;