public bool FromBuffer(byte[] buffer, long offset, long size)
{
serializer.SetBuffer(buffer, offset, size);
if (buffer[offset] != 0x38)
{
IsMessage = false;
connectionID = serializer.ReadInt();
data = new byte[size - 4];
Buffer.BlockCopy(buffer, (int)offset + 4, data, 0, (int)size - 4);
//data = serializer.ReadBytes((int)size-4);
return(false);
}
serializer.ReadByte(); // read heard 00111000
methodType = (NATPMethod)serializer.ReadByte();
if (!Enum.IsDefined(typeof(NATPMethod), methodType))
{
IsMessage = false;
serializer.bytePos = (int)offset;
connectionID = serializer.ReadInt();
data = new byte[size - 4];
Buffer.BlockCopy(buffer, (int)offset + 4, data, 0, (int)size - 4);
//data = serializer.ReadBytes((int)size - 4);
return(false);
}
IsMessage = true;
ReadAttribute();
data = null;
return(true);
}
public void ReadResponse(byte[] datas, long offset, long size, out byte[] rcvData)
{
serializer.SetBuffer(datas, offset, size);
methodId = (ushort)((uint)serializer.ReadUShort() & 0x3FFF); //0x3F (0011 1111) sets left most 2 bits to 00
methodLength = serializer.ReadUShort();
transactionID = serializer.ReadBytes(16);
if (!Enum.IsDefined(typeof(STUNMethod), (STUNMethod)methodId) || methodLength != serializer.byteLength - serializer.bytePos)
{
serializer.SetStartPos();
isIndicateData = IsSTUNMessage = false;
serializer.ReverserBuffer((int)offset, 4);
ushort appSize = serializer.ReadUShort();
responseChannelNumber = serializer.ReadUShort();
rcvData = new byte[appSize];
Array.Copy(datas, 4, rcvData, 0, appSize);
return;
}
method = (STUNMethod)methodId;
isIndicateData = method == STUNMethod.DataIndication;
IsSTUNMessage = !isIndicateData;
ReadAttribute(out rcvData);
}
private List <byte[]> DecryptPackage(byte[] data)
{
serializer.SetBuffer(data, 0, data.Length);
List <byte[]> packages = new List <byte[]>();
while (!serializer.IsEnd())
{
int pkgLength = serializer.ReadInt();
packages.Add(serializer.ReadBytes(pkgLength));
}
return(packages);
}
public bool FromBuffer(byte[] buffer, long offset, long size)
{
if (buffer[offset] != 0x38)
{
IsMessage = false; return(false);
}
serializer.SetBuffer(buffer, offset, size);
serializer.ReadByte(); // read heard 00111000
methodType = (SignalingMethod)serializer.ReadByte();
if (!Enum.IsDefined(typeof(SignalingMethod), methodType))
{
IsMessage = false; return(false);
}
IsMessage = true;
ReadAttribute();
return(true);
}
public bool FromBuffer(byte[] buffer, long offset, long size)
{
if (buffer[offset] != 0x38)
{
return(false);
}
serializer.SetBuffer(buffer, offset, size);
serializer.ReadByte(); // read heard 00111000
methodType = (SignalingMethod)serializer.ReadByte();
if (!Enum.IsDefined(typeof(SignalingMethod), methodType))
{
return(false);
}
//Console.WriteLine("SignalingMethod: {0}", Enum.GetName(typeof(SignalingMethod), methodType));
ReadAttribute();
IsMessage = true;
return(true);
}
