static DataCenterSegment ReadSegment(TeraBinaryReader reader, uint elementSize)
{
var full = reader.ReadUInt32();
var used = reader.ReadUInt32();
var data = reader.ReadBytes((int)(full * elementSize));
return(new DataCenterSegment(elementSize, full, used, data));
}
public PacketLogEntry Read()
{
if (_disposed)
{
throw new ObjectDisposedException(GetType().FullName);
}
try
{
DateTime stamp;
try
{
stamp = DateTimeOffset.FromUnixTimeMilliseconds(
_reader.ReadInt64()).LocalDateTime;
}
catch (ArgumentOutOfRangeException)
{
throw new InvalidDataException();
}
var id = _reader.ReadInt32();
if (!Servers.ContainsKey(id))
{
throw new InvalidDataException();
}
var direction = (Direction)_reader.ReadByte();
if (!Enum.IsDefined(typeof(Direction), direction))
{
throw new InvalidDataException();
}
var opCode = _reader.ReadUInt16();
if (!Messages.Game.OpCodeToName.ContainsKey(opCode))
{
throw new InvalidDataException();
}
var length = _reader.ReadUInt16();
var payload = _reader.ReadBytes(length);
return(new PacketLogEntry(stamp, id, direction, opCode, payload));
}
catch (EndOfStreamException)
{
return(null);
}
}
static DataCenterSimpleRegion ReadSimpleRegion(TeraBinaryReader reader,
bool offByOne, uint elementSize)
{
var count = reader.ReadUInt32();
if (offByOne)
{
count--;
}
var data = reader.ReadBytes((int)(count * elementSize));
return(new DataCenterSimpleRegion(elementSize, count, data));
}
public PacketLogReader(string fileName)
{
Stream stream = File.OpenRead(fileName);
var magic = new byte[PacketLogEntry.Magic.Count];
if (stream.Read(magic, 0, magic.Length) != magic.Length)
{
throw new EndOfStreamException();
}
if (!magic.SequenceEqual(PacketLogEntry.Magic))
{
throw new InvalidDataException();
}
Compressed = stream.ReadByte() != 0;
if (Compressed)
{
stream = new DeflateStream(stream, CompressionMode.Decompress);
}
_reader = new TeraBinaryReader(stream);
Version = _reader.ReadUInt32();
if (Version != PacketLogEntry.Version)
{
throw new InvalidDataException();
}
var region = (Region)_reader.ReadByte();
if (!Enum.IsDefined(typeof(Region), region))
{
throw new InvalidDataException();
}
var clientVersion = _reader.ReadUInt32();
if (!OpCodeTable.Versions.Values.Contains(clientVersion))
{
throw new InvalidDataException();
}
Messages = new MessageTables(region, clientVersion);
var serverCount = (int)_reader.ReadUInt32();
if (serverCount < 0)
{
throw new InvalidDataException();
}
var servers = new Dictionary <int, ServerInfo>(serverCount);
for (var i = 0; i < serverCount; i++)
{
var id = _reader.ReadInt32();
if (servers.ContainsKey(id))
{
throw new InvalidDataException();
}
var name = _reader.ReadString();
var size = _reader.ReadBoolean() ? 16 : 4;
var realIPBytes = _reader.ReadBytes(size);
var realPort = _reader.ReadUInt16();
var proxyIPBytes = _reader.ReadBytes(size);
var proxyPort = _reader.ReadUInt16();
IPEndPoint realEP;
IPEndPoint proxyEP;
try
{
realEP = new IPEndPoint(new IPAddress(realIPBytes), realPort);
proxyEP = new IPEndPoint(new IPAddress(proxyIPBytes), proxyPort);
}
catch (ArgumentException)
{
throw new InvalidDataException();
}
servers.Add(id, new ServerInfo(id, name, realEP, proxyEP));
}
Servers = servers;
}