public override WebSocketCommandInfo GetCommandInfo(byte[] readBuffer, int offset, int length, out int left)
{
var cmdInfo = base.GetCommandInfo(readBuffer, offset, length, out left);
if (cmdInfo == null)
{
return(null);
}
//If bad request, NextCommandReader will still be this HandshakeReader
if (!BadRequestCode.Equals(cmdInfo.Key))
{
NextCommandReader = new DraftHybi10DataReader();
}
return(cmdInfo);
}
public override WebSocketCommandInfo GetCommandInfo(byte[] readBuffer, int offset, int length, out int left)
{
//haven't receive handshake header
if (m_ReceivedChallengeLength < 0)
{
var commandInfo = base.GetCommandInfo(readBuffer, offset, length, out left);
if (commandInfo == null)
{
return(null);
}
//Bad request
if (BadRequestCode.Equals(commandInfo.Key))
{
return(commandInfo);
}
m_ReceivedChallengeLength = 0;
m_HandshakeCommand = commandInfo;
var challengeOffset = offset + length - left;
if (left < m_ExpectedChallengeLength)
{
if (left > 0)
{
Buffer.BlockCopy(readBuffer, challengeOffset, m_Challenges, 0, left);
m_ReceivedChallengeLength = left;
left = 0;
}
return(null);
}
else if (left == m_ExpectedChallengeLength)
{
Buffer.BlockCopy(readBuffer, challengeOffset, m_Challenges, 0, left);
SetDataReader();
m_HandshakeCommand.Data = m_Challenges;
left = 0;
return(m_HandshakeCommand);
}
else
{
Buffer.BlockCopy(readBuffer, challengeOffset, m_Challenges, 0, m_ExpectedChallengeLength);
left -= m_ExpectedChallengeLength;
SetDataReader();
m_HandshakeCommand.Data = m_Challenges;
return(m_HandshakeCommand);
}
}
else
{
int receivedTotal = m_ReceivedChallengeLength + length;
if (receivedTotal < m_ExpectedChallengeLength)
{
Buffer.BlockCopy(readBuffer, offset, m_Challenges, m_ReceivedChallengeLength, length);
left = 0;
m_ReceivedChallengeLength = receivedTotal;
return(null);
}
else if (receivedTotal == m_ExpectedChallengeLength)
{
Buffer.BlockCopy(readBuffer, offset, m_Challenges, m_ReceivedChallengeLength, length);
left = 0;
SetDataReader();
m_HandshakeCommand.Data = m_Challenges;
return(m_HandshakeCommand);
}
else
{
var parsedLen = m_ExpectedChallengeLength - m_ReceivedChallengeLength;
Buffer.BlockCopy(readBuffer, offset, m_Challenges, m_ReceivedChallengeLength, parsedLen);
left = length - parsedLen;
SetDataReader();
m_HandshakeCommand.Data = m_Challenges;
return(m_HandshakeCommand);
}
}
}
