1 // SPDX-License-Identifier: GPL-2.0
2 
3 pub(crate) const fn to_lowercase_bytes<const N: usize>(s: &str) -> [u8; N] {
4     let src = s.as_bytes();
5     let mut dst = [0; N];
6     let mut i = 0;
7 
8     while i < src.len() && i < N {
9         dst[i] = (src[i] as char).to_ascii_lowercase() as u8;
10         i += 1;
11     }
12 
13     dst
14 }
15 
16 pub(crate) const fn const_bytes_to_str(bytes: &[u8]) -> &str {
17     match core::str::from_utf8(bytes) {
18         Ok(string) => string,
19         Err(_) => kernel::build_error!("Bytes are not valid UTF-8."),
20     }
21 }
22