public Token PacketToToken(WebSocketRawPacket packet)
{
return _tokenProcessor.PacketToToken(packet);
}
public static WebSocketPacket protocolToRawPacket(Stream aIS)
{
int lFlags = aIS.ReadByte();
if (lFlags == -1)
{
return(null);
}
byte[] lBuff = new byte[0];
bool lFragmented = false;
if ((lFlags & 0x80) == 0x00)
{
lFragmented = true;
}
bool lMasked = true;
int[] lMask = new int[4];
int lOpcode = lFlags & 0x0F;
WebSocketFrameType lFrameType = (WebSocketFrameType)lOpcode;
if (lFrameType.Equals(WebSocketFrameType.INVALID))
{
throw new WebSocketException("Invalid frame type");
}
else
{
long lPayloadLen = Read(aIS);
lMasked = (lPayloadLen & 0x80) == 0x80;
lPayloadLen &= 0x7F;
if (lPayloadLen == 126)
{
lPayloadLen = Read(aIS) & 0xFF;
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
}
else if (lPayloadLen == 127)
{
lPayloadLen = Read(aIS) & 0xFF;
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
}
if (lMasked)
{
lMask[0] = Read(aIS) & 0xFF;
lMask[1] = Read(aIS) & 0xFF;
lMask[2] = Read(aIS) & 0xFF;
lMask[3] = Read(aIS) & 0xFF;
}
if (lPayloadLen > 0)
{
if (lMasked)
{
int j = 0;
while (lPayloadLen-- > 0)
{
WriteByte(ref lBuff, Convert.ToByte(Read(aIS) ^ lMask[j]));
j++;
j &= 3;
}
}
else
{
while (lPayloadLen-- > 0)
{
WriteByte(ref lBuff, (byte)Read(aIS));
}
}
}
}
WebSocketPacket lRes = new WebSocketRawPacket(lFrameType, lBuff);
return(lRes);
}
public static WebSocketPacket protocolToRawPacket(Stream aIS)
{
int lFlags = aIS.ReadByte();
if (lFlags == -1)
return null;
byte[] lBuff = new byte[0];
bool lFragmented = false;
if ((lFlags & 0x80) == 0x00)
lFragmented = true;
bool lMasked = true;
int[] lMask = new int[4];
int lOpcode = lFlags & 0x0F;
WebSocketFrameType lFrameType = (WebSocketFrameType)lOpcode;
if (lFrameType.Equals(WebSocketFrameType.INVALID))
{
throw new WebSocketException("Invalid frame type");
}
else
{
long lPayloadLen = Read(aIS);
lMasked = (lPayloadLen & 0x80) == 0x80;
lPayloadLen &= 0x7F;
if (lPayloadLen == 126)
{
lPayloadLen = Read(aIS) & 0xFF;
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
}
else if (lPayloadLen == 127)
{
lPayloadLen = Read(aIS) & 0xFF;
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
lPayloadLen = (lPayloadLen << 8) ^ (Read(aIS) & 0xFF);
}
if (lMasked)
{
lMask[0] = Read(aIS) & 0xFF;
lMask[1] = Read(aIS) & 0xFF;
lMask[2] = Read(aIS) & 0xFF;
lMask[3] = Read(aIS) & 0xFF;
}
if (lPayloadLen > 0)
{
if (lMasked)
{
int j = 0;
while (lPayloadLen-- > 0)
{
WriteByte(ref lBuff, Convert.ToByte(Read(aIS) ^ lMask[j]));
j++;
j &= 3;
}
}
else
{
while (lPayloadLen-- > 0)
{
WriteByte(ref lBuff, (byte)Read(aIS));
}
}
}
}
WebSocketPacket lRes = new WebSocketRawPacket(lFrameType, lBuff);
return lRes;
}
/// <summary>
/// Disconnects the client from server.
/// </summary>
public void Close()
{
WebSocketPacket pingPacket = new WebSocketRawPacket(WebSocketFrameType.CLOSE, "Bye");
pingPacket.SetEndFrame(true);
SendInternal(WebSocketProtocolAbstraction.RawToProtocolPacket(pingPacket));
}
private void SendPacketText(string aUTF8String, int aFragmentSize)
{
WebSocketPacket lPacket = new WebSocketRawPacket(WebSocketFrameType.TEXT, aUTF8String);
lPacket.SetEndFrame(true);
SendInternal(WebSocketProtocolAbstraction.RawToProtocolPacket(lPacket));
}
/// <summary>
/// Pings the server.
/// </summary>
public void Ping()
{
WebSocketPacket pingPacket = new WebSocketRawPacket(WebSocketFrameType.PING, "Hello");
pingPacket.SetEndFrame(true);
SendInternal(WebSocketProtocolAbstraction.RawToProtocolPacket(pingPacket));
}
