Function read_entry_count

nodedb-query/src/msgpack_scan/sidecar.rs:82–89

Read the entry count from the trailer (second-to-last field before magic).

(buf: &[u8])

/// Read the entry count from the trailer (second-to-last field before magic).
fn read_entry_count(buf: &[u8]) -> Option<u16> {
    if buf.len() < TRAILER_SIZE {
        return None;
    }
    let count_start = buf.len() - TRAILER_SIZE;
    let bytes = buf.get(count_start..count_start + 2)?;
    Some(u16::from_le_bytes([bytes[0], bytes[1]]))
}

/// Binary search the sorted sidecar entries (in raw byte buffer) for `target` hash.
///