public override void ReceiveChunk(byte[] buffer, int offset, int length)
{
if (lastState == ParserStatus.EOF)
{
throw new EndOfStreamException();
}
if (offset + length >= buffer.Length)
{
throw new IndexOutOfRangeException();
}
if (lastState == ParserStatus.MOVE_NEXT_SAME_BUFFER)
{
// We have unprocess data in previous buffer.
parser.BufferOffset = StartPtr;
lastState = parser.ProcessBuffer(connection.ConnectionBuffer, HttpConnection.BUFFER_SIZE, length);
StartPtr = parser.BufferOffset;
if (lastState == ParserStatus.MOVE_NEXT)
{
byte[] result = parser.Content;
Array.Copy(result, 0, buffer, offset, result.Length);
parser.ResetParser();
}
}
else
{
lastState = ParserStatus.REQUIRE_MORE;
int size = 0;
while (lastState == ParserStatus.REQUIRE_MORE)
{
size = connection.ActiveSocket.Receive(connection.ConnectionBuffer);
lastState = parser.ProcessBuffer(connection.ConnectionBuffer, size, length);
}
if (lastState.HasFlag(ParserStatus.MOVE_NEXT) || lastState == ParserStatus.EOF)
{
Array.Copy(parser.Content, 0, buffer, offset, length);
if (lastState == ParserStatus.EOF)
{
// Put connection back to normal listening mode
connection.ActiveSocket.BeginReceive(
connection.ConnectionBuffer, 0, HttpConnection.BUFFER_SIZE, 0,
new AsyncCallback(connection.ConnectionHandler.ReadCallback),
connection);
}
}
else if (lastState == ParserStatus.ERROR)
{
connection.Response.SendError(System.Net.HttpStatusCode.NotImplemented);
throw new InvalidDataException();
}
parser.ResetParser();
}
}
