GUI

analyzer/utils/pcap_loader.py

@@ -20,11 +20,27 @@ class PCAPLoader:
         self._packet_count: Optional[int] = None
     
     def load_all(self) -> List[Packet]:
-        """Load all packets from the PCAP file"""
+        """Load all packets from the PCAP file with memory management"""
         try:
+            # Check file size and warn for large files
+            import os
+            file_size = os.path.getsize(self.file_path)
+            if file_size > 100 * 1024 * 1024:  # > 100MB
+                print(f"Warning: Large PCAP file ({file_size / (1024*1024):.1f} MB)")
+                print("Consider using streaming mode for better memory management")
+                
+            # Force garbage collection before loading
+            import gc
+            gc.collect()
+            
             packets = rdpcap(self.file_path)
             self._packet_count = len(packets)
+            
+            print(f"Loaded {len(packets)} packets ({file_size / (1024*1024):.1f} MB)")
             return packets
+            
+        except MemoryError:
+            raise IOError(f"Out of memory loading PCAP file {self.file_path}. Try using streaming mode.")
         except Exception as e:
             raise IOError(f"Error loading PCAP file {self.file_path}: {e}")