Rewrite to Python3 (it's 2020 after all) and added lots of example codes
and a few more things.
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149
ninty-codes.py
149
ninty-codes.py
@ -1,4 +1,79 @@
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#!/usr/bin/env python2
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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from functools import reduce
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# https://www.reddit.com/r/SwitchHacks/comments/f7psrk/anatomy_of_an_eshop_card_code/
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# taken from the interwebs, none of these are new
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EXAMPLE_CODES = [
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'5753437561933377',
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'5753437675070492',
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'A039XJDX0WMEHG6W',
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'A03RL0KB2XHHRRBD',
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'A03RL0KC22JL2MEA',
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'A03RL0KD0UXF49FK',
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'A03RL0KE1X8GGMS6',
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'A05A259G2H2PJL5G',
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'A0693YFS0BPM6K2G',
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'A0796BH71Q1DSSYN',
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'B0GLFY1H1QR5GGDT',
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'B0K777732YWS7XVF',
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'B0QFT5QX0F2XMF3Q',
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'B0TTY433034MJ8FY',
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'B14WC53G32Y9VWVX',
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'B14CP5QN168XKTXR',
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'B14CP5QY1236N081',
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'B14CP5QP5CB1XY44',
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'B14CP5QQ311FQ5FQ',
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'B14CP5QR4Y7BG4QN',
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'B14CP5QS1X46M2L6',
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'B14CP5QT2S17K53T',
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'B14D8WQ610Q2S26S',
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'B14D8WQ7113VV6V4',
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'B14D8WQ834BFNP0G',
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'B14D8WQV3Q41N3KH',
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'B14D8WQB45PJ1M7L',
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'C00V1HK6KC0VMDLW',
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'C00V1HK7N1WF5SYR',
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'C00V1HK8PF42N06N',
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'C00V1HK90VSR0PGP',
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'C00V1HKBL941HH9T',
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'C00V1HKCJFNTF1QK',
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'C00V1HKDRW7VD14T',
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'C00V1HKFB2XP76V4',
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'C048GTST9QGLPCSY',
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'C049GTT0V2K86RKC',
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'C049GTT1QTLK1H26',
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'C049GTT277GG78L3',
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'C049GTT302810G4D',
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'C049GTT44SLTW4HV',
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'C049GTT55RYWV004',
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'C049GTT6V4S1V5M5',
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'C01DHQVVS3THVW6G',
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'C01WB9K31B1H3K03',
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'C01WRRQKCJ6YXFM3',
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'C080M7Y73KC7B37N',
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'C080M7Y8JGY35R0P',
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'C080M7Y9YWPX531M',
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'C080M7YV4MM8XG81',
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'C080M7YB7M3V2XRN',
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'C080M7YCDBS7Y13M',
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'C080M7YD74CPT83Y',
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'C080M7YW8XLRMTXK',
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]
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def safe2real(code: str):
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"""Converts a code with unambiguous characters to the real code"""
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code = code.upper()
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code = code.replace('V', 'A') # A might be confused with 4
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code = code.replace('W', 'E') # E might be confused with 3
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code = code.replace('X', 'I') # I might be confused with 1
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code = code.replace('Y', 'O') # O might be confused with 0
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return code
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def generateChecksum(base_code):
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if len(base_code) != 15:
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@ -10,7 +85,7 @@ def generateChecksum(base_code):
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def validate(code):
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if len(code) != 16: return False
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# Make uppercase if necessary, then change X and Y back to their base 33 equivalents
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unmangled_code = code.upper().replace('X', 'I').replace('Y', 'O')
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unmangled_code = safe2real(code)
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theirs = unmangled_code[15]
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mine = generateChecksum(unmangled_code[0:15])
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return theirs == mine
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@ -18,50 +93,58 @@ def validate(code):
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def parse(code):
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serial = None
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external_validator = None
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unmangled_code = code.upper().replace('X', 'I').replace('Y', 'O')
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if code[0].decode('ASCII').isnumeric():
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serial = long(code[0:8])
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external_validator = long(code[8:])
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unmangled_code = safe2real(code)
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if code[0].isnumeric():
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serial = int(code[0:8])
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external_validator = int(code[8:])
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elif code[0] == 'A':
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serial = long(unmangled_code[1:8], 33)
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external_validator = long(unmangled_code[8:15], 33)
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elif code[0] == 'B':
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serial = long(unmangled_code[1:8], 33)
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external_validator = long(unmangled_code[8:15], 33)
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print "warning: Format for 'B' generation speculative"
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serial = int(unmangled_code[1:8], 33)
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external_validator = int(unmangled_code[8:15], 33)
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elif code[0] == 'B' or code[0] == 'C':
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serial = int(unmangled_code[1:8], 30)
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external_validator = int(unmangled_code[8:15], 30)
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else:
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print "unknown card generation '%s'" % code[0]
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print(" unknown card generation '%s'" % code[0])
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return
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print "Serial number: {0:010d}".format(serial)
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print "External validator: {0:010d}".format(external_validator)
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print(" ser#: {:010d} / Ext. validator: {:010d}".format(serial, external_validator))
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def get_type(code: str) -> str:
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if code[0].isnumeric():
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return 'NUM'
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elif code[0] == 'A':
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return '_A_'
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elif code[0] == 'B':
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return '_B_'
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elif code[0] == 'C':
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return '_C_'
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else:
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return 'UNK'
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if __name__ == '__main__':
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import sys
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# taken from the interwebs, none of these are new
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predef = (
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'5753437561933377',
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'5753437675070492',
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'A03RL0KB2XHHRRBD',
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'A03RL0KC22JL2MEA',
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'A03RL0KD0UXF49FK',
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'A03RL0KE1X8GGMS6',
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'A0796BH71Q1DSSYN',
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'B0GLFY1H1QR5GGDT',
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'B0K777732YWS7XVF',
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)
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args = None
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if len(sys.argv) == 1:
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args = predef
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args = EXAMPLE_CODES
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else:
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args = sys.argv[1:]
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seen_chars = {}
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for s in args:
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if s[0] == 'A':
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code_type = get_type(s)
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if not code_type in seen_chars:
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seen_chars[code_type] = set()
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for c in s[1:]:
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seen_chars[code_type].add(c)
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if code_type == '_A_':
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valid = validate(s)
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print '%s: %s' % (s, "ok" if valid else "bad")
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if not valid: continue
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print('{} {}'.format(s, "☑ " if valid else "☒ "), end='')
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if not valid:
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print()
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continue
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parse(s)
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else:
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print s
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print('{} ??'.format(s), end='')
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parse(s)
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print ""
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for ct, cc in seen_chars.items():
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cc = sorted(list(cc))
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print('Found characters in type {} codes: {}'.format(ct, "".join(cc)))
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