private async Task SendContinue(CancellationToken cancellationToken)
{
if (!ContinueOnRead)
{
return;
}
if (StringComparer.OrdinalIgnoreCase.Compare(Environment.GetRequestHeader("Expect", ""), "100-continue") == 0)
{
var response_protocol = Environment.Get(OwinEnvironment.Owin.ResponseProtocol, Environment.Get(OwinEnvironment.Owin.RequestProtocol, "HTTP/1.0"));
if (response_protocol != "HTTP/1.0")
{
var status_code = 100;
var reason_phrase = HttpReasonPhrase.GetReasonPhrase(100);
using (var writer = new StreamWriter(BaseStream, System.Text.Encoding.ASCII, 2048, true)) {
writer.NewLine = "\r\n";
await writer.WriteAsync(response_protocol).ConfigureAwait(false);
await writer.WriteAsync(' ').ConfigureAwait(false);
await writer.WriteAsync(status_code.ToString()).ConfigureAwait(false);
await writer.WriteAsync(' ').ConfigureAwait(false);
await writer.WriteLineAsync(reason_phrase).ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
}
}
}
ContinueOnRead = false;
}
private async Task SendResponseHeaderAsync(CancellationToken cancellationToken)
{
Context.OnSendingHeaders.Invoke();
var response_protocol = Environment.Get(OwinEnvironment.Owin.ResponseProtocol, Environment.Get(OwinEnvironment.Owin.RequestProtocol, "HTTP/1.0"));
var status_code = Environment.Get(OwinEnvironment.Owin.ResponseStatusCode, 200);
var reason_phrase = Environment.Get(OwinEnvironment.Owin.ResponseReasonPhrase, HttpReasonPhrase.GetReasonPhrase(status_code));
Environment.SetResponseHeaderOptional("Date", () => DateTimeOffset.Now.ToString("R"));
using (var writer = new StreamWriter(BaseStream, System.Text.Encoding.ASCII, 2048, true)) {
writer.NewLine = "\r\n";
await writer.WriteAsync(response_protocol).ConfigureAwait(false);
await writer.WriteAsync(' ').ConfigureAwait(false);
await writer.WriteAsync(status_code.ToString()).ConfigureAwait(false);
await writer.WriteAsync(' ').ConfigureAwait(false);
await writer.WriteLineAsync(reason_phrase).ConfigureAwait(false);
if (Environment.TryGetValue <IDictionary <string, string[]> >(OwinEnvironment.Owin.ResponseHeaders, out var headers))
{
foreach (var ent in headers)
{
await writer.WriteAsync(ent.Key).ConfigureAwait(false);
await writer.WriteAsync(':').ConfigureAwait(false);
if (ent.Value.Length > 0)
{
await writer.WriteAsync(ent.Value[0]);
for (var i = 1; i < ent.Value.Length; i++)
{
await writer.WriteAsync(',').ConfigureAwait(false);
await writer.WriteAsync(ent.Value[i]).ConfigureAwait(false);
}
}
await writer.WriteLineAsync().ConfigureAwait(false);
}
}
await writer.WriteLineAsync().ConfigureAwait(false);
}
Submitted = true;
}
