Function validate_luks2_headers

dstack-util/src/system_setup.rs:1588–1592

(mut reader: impl std::io::Read)

const PAYLOAD_OFFSET: u64 = 16777216;

fn validate_luks2_headers(mut reader: impl std::io::Read) -> Result<()> {
    validate_single_luks2_header(&mut reader, 0)?;
    validate_single_luks2_header(&mut reader, 1)?;
    Ok(())
}

fn validate_single_luks2_header(mut reader: impl std::io::Read, hdr_ind: u64) -> Result<()> {
    let mut hdr_data = vec![0u8; 4096];