Handle the escaping of 0xFF

Fixes #33
FubarDevelopment · Aug 1, 2018 · 8736c56 · 8736c56
1 parent 1350da4
commit 8736c56
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/FubarDev.FtpServer/TelnetInputParser{T}.cs b/src/FubarDev.FtpServer/TelnetInputParser{T}.cs
@@ -42,6 +42,10 @@ public IReadOnlyList<T> Collect(byte[] data, int offset, int length)
                         case 0xF4:
                             result.AddRange(InterruptProcess());
                             break;
+                        case 0xFF:
+                            // Double-Escape
+                            result.AddRange(DataReceived(data, index, length: 1));
+                            break;
                         default:
                             Debug.WriteLine("TELNET: Unknown command received - skipping 0xFF");
                             dataOffset = index;