mwc_libp2p_core::upgrade

Function write_with_len_prefix

Source 
pub async fn write_with_len_prefix(
    socket: &mut (impl AsyncWrite + Unpin),
    data: impl AsRef<[u8]>,
) -> Result<(), Error>
Expand description

Send a message to the given socket with a length prefix appended to it. Also flushes the socket.

Note: Prepends a variable-length prefix indicate the length of the message. This is compatible with what read_one expects.