private void SendHandShake(String2 key)
{
String2 temp = new String2(Encoding.UTF8);
temp += "HTTP/1.1 101 Switching Protocols" + String2.CRLF;
temp += "Upgrade: websocket" + String2.CRLF;
temp += "Connection: Upgrade" + String2.CRLF;
temp += "Sec-WebSocket-Accept:" + ComputeHash(key) + String2.CRLF + String2.CRLF;
client.Send(temp.ToBytes());
}
public String2 Receive()
{
String2 buffer = new String2(Define.BUFFER_SIZE);
String2 retBuffer = new String2(0);
int revlength = 0;
while ((revlength = stream.Read(buffer.ToBytes(), 0, buffer.Length)) > 0)
{
buffer = buffer.SubString(0, revlength);
retBuffer += buffer;
if (retBuffer.CheckEnd(Define.CRLF))
{
break;
}
buffer = new byte[Define.BUFFER_SIZE];
}
return(retBuffer);
}
public int IndexLastOf(String2 source)
{
if (source.Length < 1)
{
return(-1);
}
if (Length < source.Length)
{
return(-1);
}
for (int i = Length - source.Length - 1; i >= 0; i--)
{
if (String2.CheckByte(data, i, source.ToBytes(), 0, source.Length))
{
return(i);
}
}
return(-1);
}
public int IndexOf(String2 source, int index)
{
if (source.Length < 1)
{
return(-1);
}
if (Length < source.Length + index)
{
return(-1);
}
for (int i = index; i <= Length - source.Length; i++)
{
if (String2.CheckByte(data, i, source.ToBytes(), 0, source.Length))
{
return(i);
}
}
return(-1);
}
private byte[] BuildHeader(ResponeCode code, HeaderOption option = null)
{
String2 ret = new String2(Encoding.UTF8);
if (object.Equals(code, ResponeCode.CODE200))
{
ret += "HTTP/1.1 200 OK" + String2.CRLF;
}
else
{
ret += "HTTP/1.1 " + ((int)code) + " NG" + String2.CRLF;
}
if (option != null)
{
foreach (String key in option.ToResult().Keys)
{
ret += key + ": " + option.ToResult()[key] + String2.CRLF;
}
}
ret += "Keep-Alive: timeout=15, max=93" + String2.CRLF;
ret += "Connection: Keep-Alive" + String2.CRLF + String2.CRLF;
return(ret.ToBytes());
}
public void Send(int opcode, String2 data)
{
try
{
if ((opcode == (int)Opcode.MESSAGE) || (opcode == (int)Opcode.BINARY) && data != null)
{
if (data.Length <= 0x80)
{
client.Send(new byte[] { (byte)(0x80 | 1), (byte)data.Length });
}
else if (data.Length <= 65535)
{
client.Send(new byte[] { (byte)(0x80 | 1), (byte)0x7E });
client.Send(Util.Reverse(BitConverter.GetBytes((short)data.Length)));
}
else
{
client.Send(new byte[] { (byte)(0x80 | 1), (byte)0x7F });
client.Send(Util.Reverse(BitConverter.GetBytes((long)data.Length)));
}
client.Send(data.ToBytes());
return;
}
else if ((opcode == (int)Opcode.PING) || (opcode == (int)Opcode.PONG))
{
client.Send(new byte[] { (byte)(0x80 | opcode), (byte)0x00 });
return;
}
throw new Exception("This setting is wrong OPCODE = " + opcode);
}
catch (Exception e)
{
LastException = e;
client.Close();
}
}
public bool CheckEnd(String2 separator)
{
return(CheckEnd(separator.ToBytes()));
}
