|
private Write ( |
||
| request | ||
| buffer | byte | |
| offset | int | |
| size | int | |
| err_msg | string | |
| return | bool | |
internal void SetHeaders(byte [] buffer, int offset, int size)
{
if (headersSent)
{
return;
}
if (!allowBuffering || sendChunked)
{
headersSent = true;
if (!cnc.Connected)
{
throw new WebException("Not connected", null, WebExceptionStatus.SendFailure, null);
}
if (!cnc.Write(buffer, offset, size))
{
throw new WebException("Error writing request.", null, WebExceptionStatus.SendFailure, null);
}
if (!initRead)
{
initRead = true;
WebConnection.InitRead(cnc);
}
}
else
{
headers = new byte [size];
Buffer.BlockCopy(buffer, offset, headers, 0, size);
}
}
private void WriteHeaders()
{
if (!headersSent)
{
headersSent = true;
string err_msg = null;
if (!cnc.Write(request, headers, 0, headers.Length, ref err_msg))
{
throw new WebException("Error writing request: " + err_msg, null, WebExceptionStatus.SendFailure, null);
}
}
}
public override void Close()
{
if (sendChunked)
{
if (disposed)
{
return;
}
disposed = true;
pending.WaitOne();
byte [] chunk = Encoding.ASCII.GetBytes("0\r\n\r\n");
string err_msg = null;
cnc.Write(request, chunk, 0, chunk.Length, ref err_msg);
return;
}
if (isRead)
{
if (!nextReadCalled)
{
CheckComplete();
// If we have not read all the contents
if (!nextReadCalled)
{
nextReadCalled = true;
cnc.Close(true);
}
}
return;
}
else if (!allowBuffering)
{
complete_request_written = true;
if (!initRead)
{
initRead = true;
WebConnection.InitRead(cnc);
}
return;
}
if (disposed || requestWritten)
{
return;
}
long length = request.ContentLength;
if (!sendChunked && length != -1 && totalWritten != length)
{
IOException io = new IOException("Cannot close the stream until all bytes are written");
nextReadCalled = true;
cnc.Close(true);
throw new WebException("Request was cancelled.", io, WebExceptionStatus.RequestCanceled);
}
// Commented out the next line to fix xamarin bug #1512
//WriteRequest ();
disposed = true;
}
public override void Close()
{
if (GetResponseOnClose)
{
if (disposed)
{
return;
}
disposed = true;
var response = (HttpWebResponse)request.GetResponse();
response.ReadAll();
response.Close();
return;
}
if (sendChunked)
{
if (disposed)
{
return;
}
disposed = true;
if (!pending.WaitOne(WriteTimeout))
{
throw new WebException("The operation has timed out.", WebExceptionStatus.Timeout);
}
byte [] chunk = Encoding.ASCII.GetBytes("0\r\n\r\n");
string err_msg = null;
cnc.Write(request, chunk, 0, chunk.Length, ref err_msg);
return;
}
if (isRead)
{
if (!nextReadCalled)
{
CheckComplete();
// If we have not read all the contents
if (!nextReadCalled)
{
nextReadCalled = true;
cnc.Close(true);
}
}
return;
}
else if (!allowBuffering)
{
complete_request_written = true;
if (!initRead)
{
initRead = true;
cnc.InitRead();
}
return;
}
if (disposed || requestWritten)
{
return;
}
long length = request.ContentLength;
if (!sendChunked && length != -1 && totalWritten != length)
{
IOException io = new IOException("Cannot close the stream until all bytes are written");
nextReadCalled = true;
cnc.Close(true);
throw new WebException("Request was cancelled.", WebExceptionStatus.RequestCanceled, WebExceptionInternalStatus.RequestFatal, io);
}
// Commented out the next line to fix xamarin bug #1512
//WriteRequest ();
disposed = true;
}
