pub unsafe extern "C" fn stream_delete_and_insert(
    stream: *mut Stream,
    delete_size: usize,
    write_callback: Option<unsafe extern "C" fn(*mut Stream, *const c_void) -> bool>,
    context: *const c_void
) -> bool
Expand description

Delete N chars from the stream and write data by calling write_callback(context) @param stream Stream instance @param delete_size size of data to be deleted @param write_callback write callback @param context write callback context @return true if the operation was successful @return false on error