public Http(IntPtr loop, IntPtr server, Action <Http, bool> readCallback, Action <Http> closeCallback)
{
_env = new FluxEnv(this);
_loop = loop;
_server = server;
_readCallback = readCallback;
_closeCallback = closeCallback;
_client = Marshal.AllocHGlobal(Lib.uv_handle_size(HandleType.UV_TCP));
_uvReadCallback = ReadCallback;
_uvWriteCallback = WriteCallback;
_uvCloseCallback = CloseCallback;
_handle = GCHandle.Alloc(this);
}
public static ArraySegment <byte> Write(FluxEnv env)
{
byte[] defaultResponseLine;
object statusCode;
if (!env.TryGetValue(OwinKeys.ResponseStatusCode, out statusCode))
{
statusCode = 0;
}
object reasonPhrase;
env.TryGetValue(OwinKeys.ResponseReasonPhrase, out reasonPhrase);
object responseProtocol;
env.TryGetValue(OwinKeys.ResponseProtocol, out responseProtocol);
int responseLineLength;
string responseLine;
if (reasonPhrase == null && responseProtocol == null)
{
defaultResponseLine = ResponseLines.GetLine(statusCode);
responseLineLength = defaultResponseLine.Length;
responseLine = null;
}
else
{
defaultResponseLine = null;
responseLine = string.Format("{0} {1} {2}\r\n", responseProtocol ?? "HTTP/1.1", statusCode, reasonPhrase ?? ResponseLines.GetPhrase(statusCode));
responseLineLength = responseLine.Length;
}
var headers = (IDictionary <string, string[]>)env[OwinKeys.ResponseHeaders];
int headerLength = responseLineLength + 2 + MeasureHeaders(headers);
var body = (Stream)env[OwinKeys.ResponseBody];
int responseLength = headerLength + (int)body.Length;
var segment = BytePool.Intance.Get(responseLength);
if (defaultResponseLine != null)
{
defaultResponseLine.CopyTo(segment.Array, segment.Offset);
}
else
{
Encoding.UTF8.GetBytes(responseLine, 0, responseLineLength, segment.Array, segment.Offset);
}
int offset = segment.Offset + responseLineLength;
foreach (var header in headers)
{
if (header.Value.Length == 1)
{
offset += Encoding.UTF8.GetBytes(header.Key, 0, header.Key.Length, segment.Array, offset);
ColonSpace.CopyTo(segment.Array, offset);
offset += 2;
string value = header.Value[0];
offset += Encoding.UTF8.GetBytes(value, 0, value.Length, segment.Array, offset);
CRLF.CopyTo(segment.Array, offset);
offset += 2;
}
else
{
for (int i = 0; i < header.Value.Length; i++)
{
offset += Encoding.UTF8.GetBytes(header.Key, 0, header.Key.Length, segment.Array, offset);
ColonSpace.CopyTo(segment.Array, offset);
offset += 2;
string value = header.Value[i];
offset += Encoding.UTF8.GetBytes(value, 0, value.Length, segment.Array, offset);
CRLF.CopyTo(segment.Array, offset);
offset += 2;
}
}
}
CRLF.CopyTo(segment.Array, offset);
offset += 2;
if (body.Length > 0)
{
body.Position = 0;
body.Read(segment.Array, offset, (int)body.Length);
}
return(segment);
}
