first working

frametypes/ptp_delay.py

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+import statistics
+from typing import Dict, List, Any
+from scapy.all import Packet
+
+from .base import FrameTypeInterface
+
+
+class PTPDelayStats(FrameTypeInterface):
+    """PTP Delay Request/Response Statistics"""
+    def __init__(self):
+        super().__init__()
+        self.name = "PTP Delay"
+        self.count = 0
+        self.bytes = 0
+        self.first_time = None
+        self.last_time = None
+        self.delay_req_count = 0
+        self.delay_resp_count = 0
+        self.pdelay_req_count = 0
+        self.pdelay_resp_count = 0
+        self.round_trip_times = []
+        self.asymmetry_values = []
+    
+    def add(self, timestamp: float, size: int, packet: Packet):
+        self.count += 1
+        self.bytes += size
+        if self.first_time is None:
+            self.first_time = timestamp
+        self.last_time = timestamp
+        
+        # In real implementation, match delay requests with responses
+    
+    def get_summary_dict(self) -> Dict[str, Any]:
+        duration = (self.last_time or 0) - (self.first_time or 0)
+        avg_rtt = statistics.mean(self.round_trip_times) if self.round_trip_times else 0
+        return {
+            'Pkts': self.count,
+            'Delay Req': self.delay_req_count,
+            'Delay Resp': self.delay_resp_count,
+            'PDelay Req': self.pdelay_req_count,
+            'PDelay Resp': self.pdelay_resp_count,
+            'Avg RTT': round(avg_rtt * 1000, 3)  # Convert to ms
+        }
+    
+    def get_column_definitions(self) -> List[tuple]:
+        return [
+            ('Pkts', 'd'),
+            ('Delay Req', 'd'),
+            ('Delay Resp', 'd'),
+            ('PDelay Req', 'd'),
+            ('PDelay Resp', 'd'),
+            ('Avg RTT', '.3f')
+        ]