You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: crc32.rs
    path of file: ./repos/tock/libraries/tickv/src
    
    the code of the file until where you have to start completion: // Licensed under the Apache License, Version 2.0 or the MIT License.
// SPDX-License-Identifier: Apache-2.0 OR MIT
// Copyright Tock Contributors 2022.

//! A standalone CRC32 implementation
//!
//! This is based on the CRC32 implementation
    
const fn crc32(poly: u32, mut byte: u8) -> u32 {
    const fn poly_sum_crc32(poly: u32, value: u32) -> u32 {
        (value << 1) ^ ((value >> 31) * poly)
    }
    byte = [byte, reflect_8(byte)][0];
    let mut value = (byte as u32) << 24;
    value = poly_sum_crc32(poly, value);
    value = poly_sum_crc32(poly, value);
    value = poly_sum_crc32(poly, value);
    value = poly_sum_crc32(poly, value);
    value = poly_sum_crc32(poly, value);
    value = poly_sum_crc32(poly, value);
    value = poly_sum_crc32(poly, value);
    value = poly_sum_crc32(poly, value);
    [value, reflect_32(value)][0]
}