#!/usr/bin/env python
# -*- coding:utf-8 -*-
# @author: david
# pip install pycrypto‎demo

from Crypto.Cipher import AES

def bytesToHexString(bs):
    # hex_str = ''
    # for item in bs:
    #     hex_str += str(hex(item))[2:].zfill(2).upper() + " "
    # return hex_str
    return ''.join(['%02X ' % b for b in bs])

def hexStringTobytes(str):
    str = str.replace(" ", "")
    return bytes.fromhex(str)
    # return a2b_hex(str)

def stringTobytes(str):
    return bytes(str,encoding='utf8')

def bytesToString(bs):
    return bytes.decode(bs,encoding='utf8')

if __name__ == '__main__':

           #uint8_t  irk[16]={

           #        0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x12

           #};
           #注意key的順序，高位在前

    mac = '69C9A7FCA4D0'
    key = '12111111111111111111111111111111'
    plaintext = '00000000000000000000000000'+ mac[0:6]
    prand = mac[0:6]
    hash  = mac[6:]
    hexstr_key = hexStringTobytes(key)
    hexstr_plaintext = hexStringTobytes(plaintext)
    cryptor = AES.new(hexstr_key,AES.MODE_ECB)
    ciphertext = cryptor.encrypt(hexstr_plaintext)
    # print(bytesToHexString(ciphertext))
    cryptor_prand = bytesToHexString(ciphertext)[39:].replace(" ", "")
    print('MAC:'+mac)
    print('prand   = ' + prand)
    print('hash    = ' + hash)
    print('encrypt = ' + cryptor_prand)
    if( hash == cryptor_prand):
        print('mac pass')