Function botan_sys::botan_cipher_update

pub unsafe extern "C" fn botan_cipher_update(
    cipher: botan_cipher_t,
    flags: u32,
    output: *mut u8,
    output_size: usize,
    output_written: *mut usize,
    input_bytes: *const u8,
    input_size: usize,
    input_consumed: *mut usize
) -> c_int