Module utils 

Utility helpers for alignment, page size, and safe range calculations.

Functions

align_up

Align a value up to the nearest multiple of alignment.

ensure_in_bounds

Ensure the requested [offset, offset+len) range is within [0, total). Returns Ok(()) if valid; otherwise an OutOfBounds error.

page_size

Get the system page size in bytes.

slice_range

Compute a safe byte slice range for a given total length, returning start..end as usize tuple.