[−][src]Function zio_sendfile::copy_callback
pub fn copy_callback<CB: FnMut(&mut SendFile, u64), S: AsRawFd, D: AsRawFd>(
count: usize,
source: &mut S,
dest: &mut D,
cb: CB
) -> Result<()>
Convenience function for quickly copying a file from the source to the dest.