otp_reader.py

import urllib2
import urllib
from bs4 import BeautifulSoup
from io import open
import sys

response = urllib.urlopen("http://wiiubrew.org/wiki/Hardware/OTP")

soup = BeautifulSoup(response.read())

headings = soup.find_all('h2')

otp_contents = None
for heading in headings:
  if heading.text.strip () == "OTP Contents":
    otp_contents = heading

contents_table = otp_contents.find_next('table')

defns = []

for table_row in contents_table.find_all('tr'):
  row_data = table_row.find_all('td');
  values = [rd.text for rd in row_data]
  print values
  if len(values) != 0:
    offset = int(values[1].strip().split(' ')[0], 16)
    size = int(values[2].strip().split(' ')[0], 16)
    defns.append({"bank": values[0], "offset": offset, "size": size, "desc": values[3].strip()})

# Open the first argument as a file for input
with open(sys.argv[1], 'rb') as fin:
  for defn in defns:
    fin.seek(defn['offset'])
    v = fin.read(defn['size'])
    sys.stdout.write(u"Offset 0x%x\nValue " % (defn['offset'],))
    for x in v:
      sys.stdout.write(u'%X' % ord(x))
    sys.stdout.write(u'\nDescription: %s\n\n' % (defn['desc'],))
    sys.stdout.flush()