| private ToStringMultiValue ( bool response ) : string | ||
| response | bool | |
| return | string | |
internal WebHeaderCollection WriteHeadersTo(MemoryStream destination)
{
var headers = new WebHeaderCollection(HttpHeaderType.Response, true);
if (_headers != null)
{
headers.Add(_headers);
}
if (_contentType != null)
{
var type = _contentType.IndexOf("charset=", StringComparison.Ordinal) == -1 &&
_contentEncoding != null
? String.Format("{0}; charset={1}", _contentType, _contentEncoding.WebName)
: _contentType;
headers.InternalSet("Content-Type", type, true);
}
if (headers["Server"] == null)
{
headers.InternalSet("Server", "websocket-sharp/1.0", true);
}
var prov = CultureInfo.InvariantCulture;
if (headers["Date"] == null)
{
headers.InternalSet("Date", DateTime.UtcNow.ToString("r", prov), true);
}
if (!_sendChunked)
{
headers.InternalSet("Content-Length", _contentLength.ToString(prov), true);
}
else
{
headers.InternalSet("Transfer-Encoding", "chunked", true);
}
/*
* Apache forces closing the connection for these status codes:
* - 400 Bad Request
* - 408 Request Timeout
* - 411 Length Required
* - 413 Request Entity Too Large
* - 414 Request-Uri Too Long
* - 500 Internal Server Error
* - 503 Service Unavailable
*/
var closeConn = !_context.Request.KeepAlive ||
!_keepAlive ||
_statusCode == 400 ||
_statusCode == 408 ||
_statusCode == 411 ||
_statusCode == 413 ||
_statusCode == 414 ||
_statusCode == 500 ||
_statusCode == 503;
var reuses = _context.Connection.Reuses;
if (closeConn || reuses >= 100)
{
headers.InternalSet("Connection", "close", true);
}
else
{
headers.InternalSet(
"Keep-Alive", String.Format("timeout=15,max={0}", 100 - reuses), true);
if (_context.Request.ProtocolVersion < HttpVersion.Version11)
{
headers.InternalSet("Connection", "keep-alive", true);
}
}
if (_location != null)
{
headers.InternalSet("Location", _location, true);
}
if (_cookies != null)
{
foreach (Cookie cookie in _cookies)
{
headers.InternalSet("Set-Cookie", cookie.ToResponseString(), true);
}
}
var enc = _contentEncoding ?? Encoding.Default;
var writer = new StreamWriter(destination, enc, 256);
writer.Write("HTTP/{0} {1} {2}\r\n", _version, _statusCode, _statusDescription);
writer.Write(headers.ToStringMultiValue(true));
writer.Flush();
// Assumes that the destination was at position 0.
destination.Position = enc.GetPreamble().Length;
return(headers);
}
internal void WriteHeadersTo(MemoryStream destination, bool closing)
{
if (_contentType != null)
{
var type = _contentType.IndexOf("charset=", StringComparison.Ordinal) == -1 &&
_contentEncoding != null
? String.Format("{0}; charset={1}", _contentType, _contentEncoding.WebName)
: _contentType;
_headers.InternalSet("Content-Type", type, true);
}
if (_headers["Server"] == null)
{
_headers.InternalSet("Server", "websocket-sharp/1.0", true);
}
var prov = CultureInfo.InvariantCulture;
if (_headers["Date"] == null)
{
_headers.InternalSet("Date", DateTime.UtcNow.ToString("r", prov), true);
}
if (!_chunked)
{
if (!_contentLengthSet && closing)
{
_contentLengthSet = true;
_contentLength = 0;
}
if (_contentLengthSet)
{
_headers.InternalSet("Content-Length", _contentLength.ToString(prov), true);
}
else if (_context.Request.ProtocolVersion > HttpVersion.Version10)
{
_chunked = true;
}
}
if (_chunked)
{
_headers.InternalSet("Transfer-Encoding", "chunked", true);
}
/*
* 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
*/
var closeConn = _statusCode == 400 ||
_statusCode == 408 ||
_statusCode == 411 ||
_statusCode == 413 ||
_statusCode == 414 ||
_statusCode == 500 ||
_statusCode == 503 ||
!_context.Request.KeepAlive ||
!_keepAlive;
var reuses = _context.Connection.Reuses;
if (closeConn || reuses >= 100)
{
_headers.InternalSet("Connection", "close", true);
}
else
{
_headers.InternalSet(
"Keep-Alive", String.Format("timeout=15,max={0}", 100 - reuses), true);
if (_context.Request.ProtocolVersion < HttpVersion.Version11)
{
_headers.InternalSet("Connection", "keep-alive", true);
}
}
if (_location != null)
{
_headers.InternalSet("Location", _location, true);
}
if (_cookies != null)
{
foreach (Cookie cookie in _cookies)
{
_headers.InternalSet("Set-Cookie", cookie.ToResponseString(), true);
}
}
var enc = _contentEncoding ?? Encoding.Default;
var writer = new StreamWriter(destination, enc, 256);
writer.Write("HTTP/{0} {1} {2}\r\n", _version, _statusCode, _statusDescription);
writer.Write(_headers.ToStringMultiValue(true));
writer.Flush();
// Assumes that the destination was at position 0.
destination.Position = enc.CodePage == 65001 ? 3 : enc.GetPreamble().Length;
}
internal void SendHeaders(bool closing, MemoryStream ms)
{
Encoding encoding = content_encoding;
if (encoding == null)
{
encoding = Encoding.Default;
}
if (content_type != null)
{
if (content_encoding != null && content_type.IndexOf("charset=", StringComparison.Ordinal) == -1)
{
string enc_name = content_encoding.WebName;
headers.SetInternal("Content-Type", content_type + "; charset=" + enc_name);
}
else
{
headers.SetInternal("Content-Type", content_type);
}
}
if (headers ["Server"] == null)
{
headers.SetInternal("Server", "Mono-HTTPAPI/1.0");
}
CultureInfo inv = CultureInfo.InvariantCulture;
if (headers ["Date"] == null)
{
headers.SetInternal("Date", DateTime.UtcNow.ToString("r", inv));
}
if (!chunked)
{
if (!cl_set && closing)
{
cl_set = true;
content_length = 0;
}
if (cl_set)
{
headers.SetInternal("Content-Length", content_length.ToString(inv));
}
}
Version v = context.Request.ProtocolVersion;
if (!cl_set && !chunked && v >= HttpVersion.Version11)
{
chunked = true;
}
/* 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 = (status_code == 400 || status_code == 408 || status_code == 411 ||
status_code == 413 || status_code == 414 || status_code == 500 ||
status_code == 503);
if (conn_close == false)
{
conn_close = !context.Request.KeepAlive;
}
// They sent both KeepAlive: true and Connection: close!?
if (!keep_alive || conn_close)
{
headers.SetInternal("Connection", "close");
conn_close = true;
}
if (chunked)
{
headers.SetInternal("Transfer-Encoding", "chunked");
}
int reuses = context.Connection.Reuses;
if (reuses >= 100)
{
force_close_chunked = true;
if (!conn_close)
{
headers.SetInternal("Connection", "close");
conn_close = true;
}
}
if (!conn_close)
{
headers.SetInternal("Keep-Alive", String.Format("timeout=15,max={0}", 100 - reuses));
if (context.Request.ProtocolVersion <= HttpVersion.Version10)
{
headers.SetInternal("Connection", "keep-alive");
}
}
if (location != null)
{
headers.SetInternal("Location", location);
}
if (cookies != null)
{
foreach (Cookie cookie in cookies)
{
headers.SetInternal("Set-Cookie", cookie.ToClientString());
}
}
StreamWriter writer = new StreamWriter(ms, encoding, 256);
writer.Write("HTTP/{0} {1} {2}\r\n", version, status_code, status_description);
string headers_str = headers.ToStringMultiValue();
writer.Write(headers_str);
writer.Flush();
int preamble = (encoding.CodePage == 65001) ? 3 : encoding.GetPreamble().Length;
if (output_stream == null)
{
output_stream = context.Connection.GetResponseStream();
}
/* Assumes that the ms was at position 0 */
ms.Position = preamble;
HeadersSent = true;
}
internal void SendHeaders(bool closing, MemoryStream stream)
{
if (_contentType != null)
{
var contentType = _contentEncoding != null &&
_contentType.IndexOf("charset=", StringComparison.Ordinal) == -1
? _contentType + "; charset=" + _contentEncoding.WebName
: _contentType;
_headers.SetInternally("Content-Type", contentType, true);
}
if (_headers ["Server"] == null)
{
_headers.SetInternally("Server", "websocket-sharp/1.0", true);
}
var provider = CultureInfo.InvariantCulture;
if (_headers ["Date"] == null)
{
_headers.SetInternally("Date", DateTime.UtcNow.ToString("r", provider), true);
}
if (!_chunked)
{
if (!_contentLengthSet && closing)
{
_contentLengthSet = true;
_contentLength = 0;
}
if (_contentLengthSet)
{
_headers.SetInternally("Content-Length", _contentLength.ToString(provider), true);
}
}
var version = _context.Request.ProtocolVersion;
if (!_contentLengthSet && !_chunked && version >= HttpVersion.Version11)
{
_chunked = true;
}
/* 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
*/
var connClose = _statusCode == 400 ||
_statusCode == 408 ||
_statusCode == 411 ||
_statusCode == 413 ||
_statusCode == 414 ||
_statusCode == 500 ||
_statusCode == 503;
if (!connClose)
{
connClose = !_context.Request.KeepAlive;
}
// They sent both KeepAlive: true and Connection: close!?
if (!_keepAlive || connClose)
{
_headers.SetInternally("Connection", "close", true);
connClose = true;
}
if (_chunked)
{
_headers.SetInternally("Transfer-Encoding", "chunked", true);
}
int reuses = _context.Connection.Reuses;
if (reuses >= 100)
{
_forceCloseChunked = true;
if (!connClose)
{
_headers.SetInternally("Connection", "close", true);
connClose = true;
}
}
if (!connClose)
{
_headers.SetInternally(
"Keep-Alive", String.Format("timeout=15,max={0}", 100 - reuses), true);
if (_context.Request.ProtocolVersion <= HttpVersion.Version10)
{
_headers.SetInternally("Connection", "keep-alive", true);
}
}
if (_location != null)
{
_headers.SetInternally("Location", _location, true);
}
if (_cookies != null)
{
foreach (Cookie cookie in _cookies)
{
_headers.SetInternally("Set-Cookie", cookie.ToResponseString(), true);
}
}
var encoding = _contentEncoding ?? Encoding.Default;
var writer = new StreamWriter(stream, encoding, 256);
writer.Write("HTTP/{0} {1} {2}\r\n", _version, _statusCode, _statusDescription);
var headers = _headers.ToStringMultiValue(true);
writer.Write(headers);
writer.Flush();
var preamble = encoding.CodePage == 65001 ? 3 : encoding.GetPreamble().Length;
if (_outputStream == null)
{
_outputStream = _context.Connection.GetResponseStream();
}
// Assumes that the stream was at position 0.
stream.Position = preamble;
_headersSent = true;
}
internal void SendHeaders(MemoryStream stream, bool closing)
{
if (_contentType != null)
{
string value = ((_contentType.IndexOf("charset=", StringComparison.Ordinal) != -1 || _contentEncoding == null) ? _contentType : $"{_contentType}; charset={_contentEncoding.WebName}");
_headers.InternalSet("Content-Type", value, response: true);
}
if (_headers["Server"] == null)
{
_headers.InternalSet("Server", "websocket-sharp/1.0", response: true);
}
CultureInfo invariantCulture = CultureInfo.InvariantCulture;
if (_headers["Date"] == null)
{
_headers.InternalSet("Date", DateTime.UtcNow.ToString("r", invariantCulture), response: true);
}
if (!_chunked)
{
if (!_contentLengthWasSet && closing)
{
_contentLengthWasSet = true;
_contentLength = 0L;
}
if (_contentLengthWasSet)
{
_headers.InternalSet("Content-Length", _contentLength.ToString(invariantCulture), response: true);
}
}
Version protocolVersion = _context.Request.ProtocolVersion;
if (!_contentLengthWasSet && !_chunked && protocolVersion > HttpVersion.Version10)
{
_chunked = true;
}
bool flag = _statusCode == 400 || _statusCode == 408 || _statusCode == 411 || _statusCode == 413 || _statusCode == 414 || _statusCode == 500 || _statusCode == 503;
if (!flag)
{
flag = !_context.Request.KeepAlive;
}
if (!_keepAlive || flag)
{
_headers.InternalSet("Connection", "close", response: true);
flag = true;
}
if (_chunked)
{
_headers.InternalSet("Transfer-Encoding", "chunked", response: true);
}
int reuses = _context.Connection.Reuses;
if (reuses >= 100)
{
_forceCloseChunked = true;
if (!flag)
{
_headers.InternalSet("Connection", "close", response: true);
flag = true;
}
}
if (!flag)
{
_headers.InternalSet("Keep-Alive", $"timeout=15,max={100 - reuses}", response: true);
if (protocolVersion < HttpVersion.Version11)
{
_headers.InternalSet("Connection", "keep-alive", response: true);
}
}
if (_location != null)
{
_headers.InternalSet("Location", _location, response: true);
}
if (_cookies != null)
{
IEnumerator enumerator = _cookies.GetEnumerator();
try
{
while (enumerator.MoveNext())
{
Cookie cookie = (Cookie)enumerator.Current;
_headers.InternalSet("Set-Cookie", cookie.ToResponseString(), response: true);
}
}
finally
{
IDisposable disposable;
if ((disposable = enumerator as IDisposable) != null)
{
disposable.Dispose();
}
}
}
Encoding encoding = _contentEncoding ?? Encoding.Default;
StreamWriter streamWriter = new StreamWriter(stream, encoding, 256);
streamWriter.Write("HTTP/{0} {1} {2}\r\n", _version, _statusCode, _statusDescription);
streamWriter.Write(_headers.ToStringMultiValue(response: true));
streamWriter.Flush();
stream.Position = ((encoding.CodePage != 65001) ? encoding.GetPreamble().Length : 3);
if (_outputStream == null)
{
_outputStream = _context.Connection.GetResponseStream();
}
_headersWereSent = true;
}
internal WebHeaderCollection WriteHeadersTo (MemoryStream destination)
{
var headers = new WebHeaderCollection (HttpHeaderType.Response, true);
if (_headers != null)
headers.Add (_headers);
if (_contentType != null) {
var type = _contentType.IndexOf ("charset=", StringComparison.Ordinal) == -1 &&
_contentEncoding != null
? String.Format ("{0}; charset={1}", _contentType, _contentEncoding.WebName)
: _contentType;
headers.InternalSet ("Content-Type", type, true);
}
if (headers["Server"] == null)
headers.InternalSet ("Server", "websocket-sharp/1.0", true);
var prov = CultureInfo.InvariantCulture;
if (headers["Date"] == null)
headers.InternalSet ("Date", DateTime.UtcNow.ToString ("r", prov), true);
if (!_sendChunked)
headers.InternalSet ("Content-Length", _contentLength.ToString (prov), true);
else
headers.InternalSet ("Transfer-Encoding", "chunked", true);
/*
* Apache forces closing the connection for these status codes:
* - 400 Bad Request
* - 408 Request Timeout
* - 411 Length Required
* - 413 Request Entity Too Large
* - 414 Request-Uri Too Long
* - 500 Internal Server Error
* - 503 Service Unavailable
*/
var closeConn = !_context.Request.KeepAlive ||
!_keepAlive ||
_statusCode == 400 ||
_statusCode == 408 ||
_statusCode == 411 ||
_statusCode == 413 ||
_statusCode == 414 ||
_statusCode == 500 ||
_statusCode == 503;
var reuses = _context.Connection.Reuses;
if (closeConn || reuses >= 100) {
headers.InternalSet ("Connection", "close", true);
}
else {
headers.InternalSet (
"Keep-Alive", String.Format ("timeout=15,max={0}", 100 - reuses), true);
if (_context.Request.ProtocolVersion < HttpVersion.Version11)
headers.InternalSet ("Connection", "keep-alive", true);
}
if (_location != null)
headers.InternalSet ("Location", _location, true);
if (_cookies != null)
foreach (Cookie cookie in _cookies)
headers.InternalSet ("Set-Cookie", cookie.ToResponseString (), true);
var enc = _contentEncoding ?? Encoding.Default;
var writer = new StreamWriter (destination, enc, 256);
writer.Write ("HTTP/{0} {1} {2}\r\n", _version, _statusCode, _statusDescription);
writer.Write (headers.ToStringMultiValue (true));
writer.Flush ();
// Assumes that the destination was at position 0.
destination.Position = enc.GetPreamble ().Length;
return headers;
}