/// <summary>
/// A regex would be nice :)
/// </summary>
/// <param name="stream"></param>
/// <param name="resultThisFar"></param>
public override void HandleRequestPart(byte[] stream, HttpServerRequest resultThisFar)
{
UnparsedData = stream;
string headerName = null;
var bytesLeft = stream.Length;
int headerValueStartIndex = 0;
int headerValueEndIndex = 0;
for (var i = 0; i < stream.Length; i++, bytesLeft--)
{
byte currentByte = stream[i];
if (headerName == null && currentByte == Constants.ColonByte)
{
headerName = GetHeaderString(stream, headerValueEndIndex, i);
headerValueStartIndex = i + 1;
}
else if (stream[i] == Constants.CRByte)
{
// Special case when /r/n is received or /r/ncontentdata
if (i == 0 && bytesLeft >= 2 && stream[1] == Constants.LFByte)
{
IsFinished = true;
IsSucceeded = true;
headerValueEndIndex = 2;
break;
}
if (headerName != null &&
bytesLeft >= 2 &&
stream[i + 1] == Constants.LFByte)
{
// Handle end of one header scenario
var headerValue = GetHeaderString(stream, headerValueStartIndex, i);
headerValue = headerValue.TrimWhitespaces();
try
{
resultThisFar.AddHeader(_headerFactory.Create(headerName, headerValue));
}
catch (Exception)
{
IsFinished = true;
IsSucceeded = false;
break;
}
finally
{
headerName = null;
headerValueStartIndex = 0;
headerValueEndIndex = i + 2;
}
}
if (bytesLeft >= 4 &&
stream[i + 1] == Constants.LFByte &&
stream[i + 2] == Constants.CRByte &&
stream[i + 3] == Constants.LFByte)
{
// Handle end of headers scenario
headerValueEndIndex = i + 4;
IsFinished = true;
IsSucceeded = true;
break;
}
}
}
UnparsedData = stream.Skip(headerValueEndIndex).ToArray();
}
