/// <summary>
/// Un mask the payload.
/// </summary>
public void Unmask()
{
if (_mask == Mask.Unmask)
{
return;
}
_mask = Mask.Unmask;
_payloadData.Mask(_maskingKey);
_maskingKey = new byte[0];
}
/// <summary>
/// Web socket frame structure.
/// </summary>
/// <param name="fin">The state of the data.</param>
/// <param name="opcode">Represents the frame type of the WebSocket frame as defined in section 11.8 of the WebSocket protocol spec.</param>
/// <param name="payloadData">The payload.</param>
/// <param name="compressed">True to compress the data.</param>
/// <param name="mask">True if masked.</param>
public Frame(Fin fin, OpCodeFrame opcode, Payload payloadData, bool compressed, bool mask)
{
_fin = fin;
_rsv1 = IsDataEx(opcode) && compressed ? Rsv.On : Rsv.Off;
_rsv2 = Rsv.Off;
_rsv3 = Rsv.Off;
_opcode = opcode;
var len = payloadData.Length;
if (len < 126)
{
_payloadLength = (byte)len;
_extPayloadLength = new byte[0];
}
else if (len < 0x010000)
{
_payloadLength = (byte)126;
_extPayloadLength = ((ushort)len).InternalToByteArray(Nequeo.Custom.ByteOrder.Big);
}
else
{
_payloadLength = (byte)127;
_extPayloadLength = len.InternalToByteArray(Nequeo.Custom.ByteOrder.Big);
}
if (mask)
{
_mask = Mask.Mask;
_maskingKey = CreateMaskingKey();
payloadData.Mask(_maskingKey);
}
else
{
_mask = Mask.Unmask;
_maskingKey = new byte[0];
}
_payloadData = payloadData;
}