Function libfabric_sys::rust_fi_read

pub unsafe extern fn rust_fi_read(
    ep: *mut fid_ep, 
    buf: *mut c_void, 
    len: usize, 
    desc: *mut c_void, 
    src_addr: fi_addr_t, 
    addr: u64, 
    key: u64, 
    context: *mut c_void
) -> isize