void ev_writedone()
{
if (_state == _State.Failure) {
Dispose();
} else if (_state == _State.Send100Continue) {
ev_requestbodyready();
_HandleCurrentState();
} else if (_state == _State.SendResponseBody) {
_state = _State.ResponseBodyUserWait;
var cb = _responsebody_user_cb;
var buf = _responsebody_buffer;
_server._DispatchCallback(() => cb(buf));
} else if (_state == _State.SendResponseBodyLast) {
// clear out all state
_tx = null;
_readoff = 0;
_readcount = 0;
_readbuf = new byte[4096];
_readoff = 0;
_readcount = 0;
_headerstate = _HeaderState.FirstLine;
_linems = new MemoryStream();
_firstline = null;
_headerlines = new List<string>();
_writeoff = 0;
_writecount = 0;
_writebytes = null;
_requestbody_left = 0;
_requestbody_full = null;
_requestbody_multipart = null;
_requestbody_streaming_started = false;
_requestbody_buffer = null;
_requestbody_user_cb = null;
_responsebody_streaming_started = false;
_responsebody_buffer = null;
_responsebody_user_cb = null;
_responsebody_done_cb = null;
_responsebody_left = -1;
_state = _State.RequestHeaders;
if (_isconnectionclose || _ishttp10) {
Dispose();
} else {
_HandleCurrentState();
}
} else if (_state == _State.SendResponseHeaders) {
_state = _State.ResponseBodyUserWait;
_server._DispatchCallback(() => _responsebody_user_cb(_responsebody_buffer));
} else {
throw new InvalidOperationException();
}
}
internal void _BeginResponse(HttpResponse response, HttpStatusCode status, Action<HttpBuffer> ev_buffer, Action/*?*/ ev_done = null)
{
lock (_server._lock) {
if (_isdisposed) return; // this is not the right place to throw
if (_state != _State.ResponseHeadersUserWait && _state != _State.RequestBodyUserWait)
throw new InvalidOperationException("invalid state for response body streaming (" + _state + ")");
if (_responsebody_streaming_started)
throw new InvalidOperationException("request body can only be streamed once");
if (_tx == null || _tx.Response != response)
throw new InvalidOperationException("this request object is not active");
_server.ev_debug("begin response");
_responsebody_buffer = new ResponseBodyBuffer(this);
_responsebody_user_cb = ev_buffer;
if (_responsebody_done_cb != null) throw new InvalidOperationException("resources may have leaked");
_responsebody_done_cb = ev_done;
if (!response.Headers.ContentLength.HasValue && !_ishttp10) {
response.Headers.SetChunkedEncoding();
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("HTTP/{0} {1} {2}\r\n", (_ishttp10?"1.0":"1.1"), (int)status, _Utils.Stringify(status));
response.Headers.Write(sb, response.Cookies.Values);
_server.ev_debug("{0}", sb.ToString());
_server.ev_debug("--------------------------------------");
_responsebody_left = response.Headers.ContentLength ?? -1;
_writebytes = Encoding.UTF8.GetBytes(sb.ToString());
_writecount = _writebytes.Length;
_writeoff = 0;
if (_state == _State.RequestBodyUserWait) { // if we are still waiting for the user to read the request body, dump it
_state = _State.RequestBodyDump;
} else {
_state = _State.SendResponseHeaders;
}
_HandleCurrentState();
}
}
