public void Dispose()
{
if (fd != null)
{
Libeio.close(fd, err => { });
}
}
public void EndWrite(IIOStream stream)
{
Libeio.close(fd, err =>
{
fd = null;
});
if (callback != null)
{
callback();
}
}
void OpenFile()
{
stream.DisableWriting();
Libeio.open(fileName, OpenFlags.O_RDONLY, FilePermissions.ALLPERMS, (fd, err) =>
{
if (fd == null)
{
OnComplete(-1, err);
}
else
{
this.fd = fd;
stream.EnableWriting();
HandleWrite(stream);
}
});
}
void InitializeTransfer()
{
stream.DisableWriting();
Libeio.fstat(fd, (stat, err) =>
{
if (err != null)
{
OnComplete(-1, err);
}
else
{
Length = stat.Length;
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();
});
}