pooled_read_callback

async_io_bufpool

Function pooled_read_callback 

Source 
pub async fn pooled_read_callback<T>(
    rdr: impl AsyncRead,
    limit: usize,
    resolve: impl FnMut(&[u8]) -> T,
) -> Result<Option<T>, Error>
Expand description

Read an async reader into a buffer, but instead of allocating memory, call a callback.

An empty return value indicates EOF.