Method len

virtio-devices/src/vsock/csm/txbuf.rs:41–43

Get the used length of this buffer - number of bytes that have been pushed in, but not yet flushed out.

(&self)

    /// yet flushed out.
    ///
    pub fn len(&self) -> usize {
        (self.head - self.tail).0 as usize
    }

    /// Push a byte slice onto the ring-buffer.
    ///