private void StartSending()
{
if (current_write_op == null)
{
return;
}
bool cont = true;
while (cont)
{
if (disabledsending)
{
sending = false;
return;
}
cont = false;
if (current_write_op.IsComplete)
{
current_write_op.EndWrite(this);
if (write_ops.Count > 0)
{
IWriteOperation op = write_ops.Dequeue();
sending = false;
op.BeginWrite(this);
current_write_op = op;
current_write_op.HandleWrite(this);
lock (this)
{
if (!sending)
{
cont = true;
}
}
}
else
{
current_write_op = null;
}
}
else
{
current_write_op.HandleWrite(this);
lock (this)
{
if (!sending)
{
cont = true;
}
}
}
}
}
public void QueueWriteOperation(IWriteOperation op)
{
EnableWriting();
UpdateExpires();
write_ops.Enqueue(op);
if (current_write_op == null)
{
current_write_op = write_ops.Dequeue();
current_write_op.BeginWrite(this);
}
}
private void FinishCurrentWrite()
{
if (current_write_op == null)
{
return;
}
current_write_op.EndWrite(this);
if (write_ops.Count > 0)
{
IWriteOperation op = write_ops.Dequeue();
op.BeginWrite(this);
current_write_op = op;
}
else
{
current_write_op = null;
DisableWriting();
}
}
void InitializeTransfer()
{
stream.DisableWriting();
Libeio.Libeio.fstat(fd, (r, stat, err) => {
if (r == -1)
{
OnComplete(-1, err);
}
else
{
Length = stat.st_size;
var chunkHeader = string.Format("{0:x}\r\n", Length);
var headerBytes = Encoding.ASCII.GetBytes(chunkHeader);
currentPrefixBlock = new SendBytesOperation(new[] {
new ByteBuffer(headerBytes, 0, headerBytes.Length)
}, null);
stream.EnableWriting();
currentPrefixBlock.BeginWrite(stream);
}
});
}
protected void SendNextBlock()
{
stream.DisableWriting();
Libeio.read(fd, transferBuffer, position, transferBuffer.Length, (len, buf, err) =>
{
if (position == Length)
{
OnComplete(len, err);
}
if (len > 0)
{
position += len;
currentPrefixBlock = new SendBytesOperation(new[] {
new ByteBuffer(transferBuffer, 0, len)
}, null);
currentPrefixBlock.BeginWrite(stream);
}
else
{
OnComplete(len, err);
}
stream.EnableWriting();
});
}
void InitializeTransfer()
{
stream.DisableWriting ();
Libeio.Libeio.fstat (fd, (r, stat, err) => {
if (r == -1) {
OnComplete (-1, err);
} else {
Length = stat.st_size;
var chunkHeader = string.Format ("{0:x}\r\n", Length);
var headerBytes = Encoding.ASCII.GetBytes (chunkHeader);
currentPrefixBlock = new SendBytesOperation (new[] {
new ByteBuffer (headerBytes, 0, headerBytes.Length)
}, null);
stream.EnableWriting ();
currentPrefixBlock.BeginWrite (stream);
}
});
}
public void QueueWriteOperation(IWriteOperation op)
{
EnableWriting();
UpdateExpires();
write_ops.Enqueue(op);
if (current_write_op == null)
{
current_write_op = write_ops.Dequeue();
current_write_op.BeginWrite(this);
}
}
protected void SendNextBlock()
{
stream.DisableWriting ();
Libeio.read(fd, transferBuffer, position, transferBuffer.Length, (len, buf, err) =>
{
if (position == Length) {
OnComplete (len, err);
}
if (len > 0) {
position += len;
currentPrefixBlock = new SendBytesOperation (new[] {
new ByteBuffer (transferBuffer, 0, len)
}, null);
currentPrefixBlock.BeginWrite (stream);
} else {
OnComplete (len, err);
}
stream.EnableWriting ();
});
}
