public void SendFile(int out_fd, int in_fd, long offset, long length, Action <long, int> callback)
{
Libeio.sendfile(out_fd, in_fd, offset, length, (arg1, arg2) => {
outstanding.Enqueue(() => callback(arg1, arg2));
pulse.Send();
});
}
public void Write(int fd, byte[] buffer, long offset, long length, Action <int, int> callback)
{
Libeio.write(fd, buffer, offset, length, (arg1, arg2) => {
outstanding.Enqueue(() => callback(arg1, arg2));
pulse.Send();
});
}
public void Read(int fd, byte[] buffer, long offset, long length, Action <int, byte[], int> callback)
{
Libeio.read(fd, buffer, offset, length, (arg1, arg2, arg3) => {
outstanding.Enqueue(() => callback(arg1, arg2, arg3));
pulse.Send();
});
}
void OpenFile()
{
Libeio.open(file, OpenFlags.O_RDONLY, FilePermissions.ALLPERMS, (fd, err) => {
this.sourceFd = fd;
if (fd == -1)
{
completed = true;
Console.Error.WriteLine("Error sending file '{0}' errno: '{1}'", file, err);
}
else
{
Libeio.fstat(fd, (r, stat, error) => {
if (r == -1)
{
completed = true;
}
else
{
length = stat.st_size;
target.ResumeWriting();
}
});
}
});
}
public override void Close()
{
if (Handle != IntPtr.Zero)
{
Libeio.close(Handle.ToInt32(), OnCloseDone);
Handle = IntPtr.Zero;
}
base.Close();
}
void ReadNextBuffer()
{
if (!readEnabled)
{
return;
}
var length = (int)Math.Min(readBuffer.Length, readLimit);
Libeio.read(Handle.ToInt32(), readBuffer, position, length, OnReadDone);
}
protected override int WriteSingleBuffer(ByteBuffer buffer)
{
var bytes = buffer.Bytes;
if (buffer.Position > 0)
{
bytes = new byte[buffer.Length];
Array.Copy(buffer.Bytes, buffer.Position, bytes, 0, buffer.Length);
}
Libeio.write(Handle.ToInt32(), bytes, position, buffer.Length, OnWriteDone);
return(buffer.Length);
}
void SendNextBlock()
{
Libeio.sendfile(target.Handle.ToInt32(), sourceFd, position, length - position, (len, err) => {
if (len >= 0)
{
position += len;
}
else
{
completed = true;
}
if (position == length)
{
completed = true;
}
target.ResumeWriting();
});
}
void CloseFile()
{
Libeio.close(sourceFd, err => { });
sourceFd = 0;
}