http://git.kernel.org/cgit/linux/kernel/git/jberg/iw.git/tree/scan.c?id=v3.17#n602.

    Positional arguments:
    data -- bytearray data to read.

    Returns:
    Dict.

def get_ht_capa(_, data):
    """http://git.kernel.org/cgit/linux/kernel/git/jberg/iw.git/tree/scan.c?id=v3.17#n602.

    Positional arguments:
    data -- bytearray data to read.

    Returns:
    Dict.
    """
    answers = {
        'Capabilities': get_ht_capability(data[0] | (data[1] << 8)),
        'Minimum RX AMPDU time spacing': ampdu_space.get((data[2] >> 2) & 7, 'BUG (spacing more than 3 bits!)'),
        'Maximum RX AMPDU length': {0: 8191, 1: 16383, 2: 32767, 3: 65535}.get(data[2] & 3, 0),
    }
    answers.update(get_ht_mcs(data[3:]))
    return answers