public PacketLogEntry ReadNextLogEntry()
{
try
{
var ticks = inputStreamReader.ReadInt64();
var directionCode = (DiagnosticStreamDirection)inputStreamReader.ReadUInt32();
var direction = directionCode == DiagnosticStreamDirection.ClientToServer
? PacketDirection.ProxyServer
: directionCode == DiagnosticStreamDirection.ServerToClient
? PacketDirection.ProxyClient
: throw new InvalidOperationException();
var packet = packetLogParser.ParsePacket(pullStream);
var name = packetRegistry.Find(packet.Id).Name;
return(new PacketLogEntry(new DateTime(ticks), name, direction, packet.Payload));
}
catch (EndOfStreamException)
{
return(null);
}
}
public IEnumerable <PacketLogEntry> ParseFile(string fileName)
{
using (var stream = new FileStream(fileName, FileMode.Open))
{
using (var reader = new BinaryReader(stream))
{
using (var pullStream = new StreamToPullStreamAdapter(stream))
{
while (stream.Position < stream.Length)
{
var time = new DateTime(reader.ReadInt64(), DateTimeKind.Utc);
var binaryDirection = (DiagnosticStreamDirection)reader.ReadInt32();
PacketDirection packetDirection;
switch (binaryDirection)
{
case DiagnosticStreamDirection.ClientToServer:
packetDirection = PacketDirection.ProxyServer;
break;
case DiagnosticStreamDirection.ServerToClient:
packetDirection = PacketDirection.ProxyClient;
break;
default:
throw new NotImplementedException($"Unknown binnary packet direction: {((int)binaryDirection):X8} at position {stream.Position}");
}
var packet = packetLogParser.ParsePacket(pullStream);
var definition = packetRegistry.Find(packet.Id);
yield return(new PacketLogEntry(time, definition.Name, packetDirection, packet.Payload));
}
}
}
}
}