diff options
| author | Claus Vium <clausvium@gmail.com> | 2019-02-21 10:07:21 +0100 |
|---|---|---|
| committer | Claus Vium <clausvium@gmail.com> | 2019-02-26 22:11:21 +0100 |
| commit | 4db31acff940dc9cabbd39649103faf4dc2e2c47 (patch) | |
| tree | 4472b2330124f2bfea3f9dcdfcd5508cedd84570 /SocketHttpListener/Net/HttpListenerResponse.Managed.cs | |
| parent | 968e282c907f57d7998b6435cadae2f0a5ec832c (diff) | |
Begin removing System.Net sources
Diffstat (limited to 'SocketHttpListener/Net/HttpListenerResponse.Managed.cs')
| -rw-r--r-- | SocketHttpListener/Net/HttpListenerResponse.Managed.cs | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/SocketHttpListener/Net/HttpListenerResponse.Managed.cs b/SocketHttpListener/Net/HttpListenerResponse.Managed.cs deleted file mode 100644 index f595fce7c..000000000 --- a/SocketHttpListener/Net/HttpListenerResponse.Managed.cs +++ /dev/null @@ -1,333 +0,0 @@ -using System; -using System.Globalization; -using System.IO; -using System.Net; -using System.Text; -using System.Threading; -using System.Threading.Tasks; -using MediaBrowser.Model.IO; - -namespace SocketHttpListener.Net -{ - public sealed partial class HttpListenerResponse : IDisposable - { - private long _contentLength; - private Version _version = HttpVersion.Version11; - private int _statusCode = 200; - internal object _headersLock = new object(); - private bool _forceCloseChunked; - - internal HttpListenerResponse(HttpListenerContext context) - { - _httpContext = context; - } - - internal bool ForceCloseChunked => _forceCloseChunked; - - private void EnsureResponseStream() - { - if (_responseStream == null) - { - _responseStream = _httpContext.Connection.GetResponseStream(); - } - } - - public Version ProtocolVersion - { - get => _version; - set - { - CheckDisposed(); - if (value == null) - { - throw new ArgumentNullException(nameof(value)); - } - if (value.Major != 1 || (value.Minor != 0 && value.Minor != 1)) - { - throw new ArgumentException("Wrong version"); - } - - _version = new Version(value.Major, value.Minor); // match Windows behavior, trimming to just Major.Minor - } - } - - public int StatusCode - { - get => _statusCode; - set - { - CheckDisposed(); - - if (value < 100 || value > 999) - throw new ProtocolViolationException("Invalid status"); - - _statusCode = value; - } - } - - private void Dispose() - { - Close(true); - } - - public void Close() - { - if (Disposed) - return; - - Close(false); - } - - public void Abort() - { - if (Disposed) - return; - - Close(true); - } - - private void Close(bool force) - { - Disposed = true; - _httpContext.Connection.Close(force); - } - - public void Close(byte[] responseEntity, bool willBlock) - { - CheckDisposed(); - - if (responseEntity == null) - { - throw new ArgumentNullException(nameof(responseEntity)); - } - - if (!SentHeaders && _boundaryType != BoundaryType.Chunked) - { - ContentLength64 = responseEntity.Length; - } - - if (willBlock) - { - try - { - OutputStream.Write(responseEntity, 0, responseEntity.Length); - } - finally - { - Close(false); - } - } - else - { - OutputStream.BeginWrite(responseEntity, 0, responseEntity.Length, iar => - { - var thisRef = (HttpListenerResponse)iar.AsyncState; - try - { - try - { - thisRef.OutputStream.EndWrite(iar); - } - finally - { - thisRef.Close(false); - } - } - catch (Exception) - { - // In case response was disposed during this time - } - }, this); - } - } - - public void CopyFrom(HttpListenerResponse templateResponse) - { - _webHeaders.Clear(); - //_webHeaders.Add(templateResponse._webHeaders); - _contentLength = templateResponse._contentLength; - _statusCode = templateResponse._statusCode; - _statusDescription = templateResponse._statusDescription; - _keepAlive = templateResponse._keepAlive; - _version = templateResponse._version; - } - - internal void SendHeaders(bool closing, MemoryStream ms, bool isWebSocketHandshake = false) - { - if (!isWebSocketHandshake) - { - if (_webHeaders["Server"] == null) - { - _webHeaders.Set("Server", "Microsoft-NetCore/2.0"); - } - - if (_webHeaders["Date"] == null) - { - _webHeaders.Set("Date", DateTime.UtcNow.ToString("r", CultureInfo.InvariantCulture)); - } - - if (_boundaryType == BoundaryType.None) - { - if (HttpListenerRequest.ProtocolVersion <= HttpVersion.Version10) - { - _keepAlive = false; - } - else - { - _boundaryType = BoundaryType.Chunked; - } - - if (CanSendResponseBody(_httpContext.Response.StatusCode)) - { - _contentLength = -1; - } - else - { - _boundaryType = BoundaryType.ContentLength; - _contentLength = 0; - } - } - - if (_boundaryType != BoundaryType.Chunked) - { - if (_boundaryType != BoundaryType.ContentLength && closing) - { - _contentLength = CanSendResponseBody(_httpContext.Response.StatusCode) ? -1 : 0; - } - - if (_boundaryType == BoundaryType.ContentLength) - { - _webHeaders.Set("Content-Length", _contentLength.ToString("D", CultureInfo.InvariantCulture)); - } - } - - /* Apache forces closing the connection for these status codes: - * HttpStatusCode.BadRequest 400 - * HttpStatusCode.RequestTimeout 408 - * HttpStatusCode.LengthRequired 411 - * HttpStatusCode.RequestEntityTooLarge 413 - * HttpStatusCode.RequestUriTooLong 414 - * HttpStatusCode.InternalServerError 500 - * HttpStatusCode.ServiceUnavailable 503 - */ - bool conn_close = (_statusCode == (int)HttpStatusCode.BadRequest || _statusCode == (int)HttpStatusCode.RequestTimeout - || _statusCode == (int)HttpStatusCode.LengthRequired || _statusCode == (int)HttpStatusCode.RequestEntityTooLarge - || _statusCode == (int)HttpStatusCode.RequestUriTooLong || _statusCode == (int)HttpStatusCode.InternalServerError - || _statusCode == (int)HttpStatusCode.ServiceUnavailable); - - if (!conn_close) - { - conn_close = !_httpContext.Request.KeepAlive; - } - - // They sent both KeepAlive: true and Connection: close - if (!_keepAlive || conn_close) - { - _webHeaders.Set("Connection", "Close"); - conn_close = true; - } - - if (SendChunked) - { - _webHeaders.Set("Transfer-Encoding", "Chunked"); - } - - int reuses = _httpContext.Connection.Reuses; - if (reuses >= 100) - { - _forceCloseChunked = true; - if (!conn_close) - { - _webHeaders.Set("Connection", "Close"); - conn_close = true; - } - } - - if (HttpListenerRequest.ProtocolVersion <= HttpVersion.Version10) - { - if (_keepAlive) - { - Headers["Keep-Alive"] = "true"; - } - - if (!conn_close) - { - _webHeaders.Set("Connection", "Keep-Alive"); - } - } - - ComputeCookies(); - } - - var encoding = Encoding.UTF8; - var writer = new StreamWriter(ms, encoding, 256); - writer.Write("HTTP/1.1 {0} ", _statusCode); // "1.1" matches Windows implementation, which ignores the response version - writer.Flush(); - byte[] statusDescriptionBytes = WebHeaderEncoding.GetBytes(StatusDescription); - ms.Write(statusDescriptionBytes, 0, statusDescriptionBytes.Length); - writer.Write("\r\n"); - - writer.Write(FormatHeaders(_webHeaders)); - writer.Flush(); - int preamble = encoding.GetPreamble().Length; - EnsureResponseStream(); - - /* Assumes that the ms was at position 0 */ - ms.Position = preamble; - SentHeaders = !isWebSocketHandshake; - } - - private static bool HeaderCanHaveEmptyValue(string name) => - !string.Equals(name, "Location", StringComparison.OrdinalIgnoreCase); - - private static string FormatHeaders(WebHeaderCollection headers) - { - var sb = new StringBuilder(); - - for (int i = 0; i < headers.Count; i++) - { - string key = headers.GetKey(i); - string[] values = headers.GetValues(i); - - int startingLength = sb.Length; - - sb.Append(key).Append(": "); - bool anyValues = false; - for (int j = 0; j < values.Length; j++) - { - string value = values[j]; - if (!string.IsNullOrWhiteSpace(value)) - { - if (anyValues) - { - sb.Append(", "); - } - sb.Append(value); - anyValues = true; - } - } - - if (anyValues || HeaderCanHaveEmptyValue(key)) - { - // Complete the header - sb.Append("\r\n"); - } - else - { - // Empty header; remove it. - sb.Length = startingLength; - } - } - - return sb.Append("\r\n").ToString(); - } - - private bool Disposed { get; set; } - internal bool SentHeaders { get; set; } - - public Task TransmitFile(string path, long offset, long count, FileShareMode fileShareMode, CancellationToken cancellationToken) - { - return ((HttpResponseStream)OutputStream).TransmitFile(path, offset, count, fileShareMode, cancellationToken); - } - } -} |
