Function libp2prs_traits::copy

pub async fn copy<R, W>(__arg0: R, __arg1: W) -> Result<usize> where
    R: ReadEx + Unpin,
    W: WriteEx + Unpin, 

Copies the entire contents of a reader into a writer.

This function will read data from reader and write it into writer in a streaming fashion until reader returns EOF.

On success, returns the total number of bytes copied.