private Tuple<ArraySegment<byte>, IDisposable> CreateResponseHeader(
string status,
bool appCompleted)
{
var writer = new MemoryPoolTextWriter(Memory);
writer.Write(HttpVersion);
writer.Write(' ');
writer.Write(status);
writer.Write('\r');
writer.Write('\n');
var hasConnection = false;
var hasTransferEncoding = false;
var hasContentLength = false;
foreach (var header in _responseHeaders)
{
var isConnection = false;
if (!hasConnection &&
string.Equals(header.Key, "Connection", StringComparison.OrdinalIgnoreCase))
{
hasConnection = isConnection = true;
}
else if (!hasTransferEncoding &&
string.Equals(header.Key, "Transfer-Encoding", StringComparison.OrdinalIgnoreCase))
{
hasTransferEncoding = true;
}
else if (!hasContentLength &&
string.Equals(header.Key, "Content-Length", StringComparison.OrdinalIgnoreCase))
{
hasContentLength = true;
}
foreach (var value in header.Value)
{
writer.Write(header.Key);
writer.Write(':');
writer.Write(' ');
writer.Write(value);
writer.Write('\r');
writer.Write('\n');
if (isConnection && value.IndexOf("close", StringComparison.OrdinalIgnoreCase) != -1)
{
_keepAlive = false;
}
}
}
if (_keepAlive && !hasTransferEncoding && !hasContentLength)
{
if (appCompleted)
{
// Don't set the Content-Length or Transfer-Encoding headers
// automatically for HEAD requests or 101, 204, 205, 304 responses.
if (Method != "HEAD" && StatusCanHaveBody(StatusCode))
{
// Since the app has completed and we are only now generating
// the headers we can safely set the Content-Length to 0.
writer.Write("Content-Length: 0\r\n");
}
}
else
{
if (HttpVersion == "HTTP/1.1")
{
_autoChunk = true;
writer.Write("Transfer-Encoding: chunked\r\n");
}
else
{
_keepAlive = false;
}
}
}
if (_keepAlive == false && hasConnection == false && HttpVersion == "HTTP/1.1")
{
writer.Write("Connection: close\r\n\r\n");
}
else if (_keepAlive && hasConnection == false && HttpVersion == "HTTP/1.0")
{
writer.Write("Connection: keep-alive\r\n\r\n");
}
else
{
writer.Write('\r');
writer.Write('\n');
}
writer.Flush();
return new Tuple<ArraySegment<byte>, IDisposable>(writer.Buffer, writer);
}
private Tuple <ArraySegment <byte>, IDisposable> CreateResponseHeader(
string status,
bool appCompleted)
{
var writer = new MemoryPoolTextWriter(Memory);
writer.Write(HttpVersion);
writer.Write(' ');
writer.Write(status);
writer.Write('\r');
writer.Write('\n');
var hasConnection = false;
var hasTransferEncoding = false;
var hasContentLength = false;
foreach (var header in _responseHeaders)
{
var isConnection = false;
if (!hasConnection &&
string.Equals(header.Key, "Connection", StringComparison.OrdinalIgnoreCase))
{
hasConnection = isConnection = true;
}
else if (!hasTransferEncoding &&
string.Equals(header.Key, "Transfer-Encoding", StringComparison.OrdinalIgnoreCase))
{
hasTransferEncoding = true;
}
else if (!hasContentLength &&
string.Equals(header.Key, "Content-Length", StringComparison.OrdinalIgnoreCase))
{
hasContentLength = true;
}
foreach (var value in header.Value)
{
writer.Write(header.Key);
writer.Write(':');
writer.Write(' ');
writer.Write(value);
writer.Write('\r');
writer.Write('\n');
if (isConnection && value.IndexOf("close", StringComparison.OrdinalIgnoreCase) != -1)
{
_keepAlive = false;
}
}
}
if (_keepAlive && !hasTransferEncoding && !hasContentLength)
{
if (appCompleted)
{
// Don't set the Content-Length or Transfer-Encoding headers
// automatically for HEAD requests or 101, 204, 205, 304 responses.
if (Method != "HEAD" && StatusCanHaveBody(StatusCode))
{
// Since the app has completed and we are only now generating
// the headers we can safely set the Content-Length to 0.
writer.Write("Content-Length: 0\r\n");
}
}
else
{
if (HttpVersion == "HTTP/1.1")
{
_autoChunk = true;
writer.Write("Transfer-Encoding: chunked\r\n");
}
else
{
_keepAlive = false;
}
}
}
if (_keepAlive == false && hasConnection == false && HttpVersion == "HTTP/1.1")
{
writer.Write("Connection: close\r\n\r\n");
}
else if (_keepAlive && hasConnection == false && HttpVersion == "HTTP/1.0")
{
writer.Write("Connection: keep-alive\r\n\r\n");
}
else
{
writer.Write('\r');
writer.Write('\n');
}
writer.Flush();
return(new Tuple <ArraySegment <byte>, IDisposable>(writer.Buffer, writer));
}
private Tuple<ArraySegment<byte>, IDisposable> CreateResponseHeader(
string status, IEnumerable<KeyValuePair<string, string[]>> headers)
{
var writer = new MemoryPoolTextWriter(Memory);
writer.Write(HttpVersion);
writer.Write(' ');
writer.Write(status);
writer.Write('\r');
writer.Write('\n');
var hasConnection = false;
var hasTransferEncoding = false;
var hasContentLength = false;
if (headers != null)
{
foreach (var header in headers)
{
var isConnection = false;
if (!hasConnection &&
string.Equals(header.Key, "Connection", StringComparison.OrdinalIgnoreCase))
{
hasConnection = isConnection = true;
}
else if (!hasTransferEncoding &&
string.Equals(header.Key, "Transfer-Encoding", StringComparison.OrdinalIgnoreCase))
{
hasTransferEncoding = true;
}
else if (!hasContentLength &&
string.Equals(header.Key, "Content-Length", StringComparison.OrdinalIgnoreCase))
{
hasContentLength = true;
}
foreach (var value in header.Value)
{
writer.Write(header.Key);
writer.Write(':');
writer.Write(' ');
writer.Write(value);
writer.Write('\r');
writer.Write('\n');
if (isConnection && value.IndexOf("close", StringComparison.OrdinalIgnoreCase) != -1)
{
_keepAlive = false;
}
}
}
}
if (hasTransferEncoding == false && hasContentLength == false)
{
_keepAlive = false;
}
if (_keepAlive == false && hasConnection == false && HttpVersion == "HTTP/1.1")
{
writer.Write("Connection: close\r\n\r\n");
}
else if (_keepAlive && hasConnection == false && HttpVersion == "HTTP/1.0")
{
writer.Write("Connection: keep-alive\r\n\r\n");
}
else
{
writer.Write('\r');
writer.Write('\n');
}
writer.Flush();
return new Tuple<ArraySegment<byte>, IDisposable>(writer.Buffer, writer);
}
private Tuple <ArraySegment <byte>, IDisposable> CreateResponseHeader(
string status, IEnumerable <KeyValuePair <string, string[]> > headers)
{
var writer = new MemoryPoolTextWriter(Memory);
writer.Write(HttpVersion);
writer.Write(' ');
writer.Write(status);
writer.Write('\r');
writer.Write('\n');
var hasConnection = false;
var hasTransferEncoding = false;
var hasContentLength = false;
if (headers != null)
{
foreach (var header in headers)
{
var isConnection = false;
if (!hasConnection &&
string.Equals(header.Key, "Connection", StringComparison.OrdinalIgnoreCase))
{
hasConnection = isConnection = true;
}
else if (!hasTransferEncoding &&
string.Equals(header.Key, "Transfer-Encoding", StringComparison.OrdinalIgnoreCase))
{
hasTransferEncoding = true;
}
else if (!hasContentLength &&
string.Equals(header.Key, "Content-Length", StringComparison.OrdinalIgnoreCase))
{
hasContentLength = true;
}
foreach (var value in header.Value)
{
writer.Write(header.Key);
writer.Write(':');
writer.Write(' ');
writer.Write(value);
writer.Write('\r');
writer.Write('\n');
if (isConnection && value.IndexOf("close", StringComparison.OrdinalIgnoreCase) != -1)
{
_keepAlive = false;
}
}
}
}
if (hasTransferEncoding == false && hasContentLength == false)
{
_keepAlive = false;
}
if (_keepAlive == false && hasConnection == false && HttpVersion == "HTTP/1.1")
{
writer.Write("Connection: close\r\n\r\n");
}
else if (_keepAlive && hasConnection == false && HttpVersion == "HTTP/1.0")
{
writer.Write("Connection: keep-alive\r\n\r\n");
}
else
{
writer.Write('\r');
writer.Write('\n');
}
writer.Flush();
return(new Tuple <ArraySegment <byte>, IDisposable>(writer.Buffer, writer));
}
