from Crypto.Cipher import AES
from Crypto import Random

# BLOCK_SIZE = 32

key =  ("00000000000000000000000000000000").decode("hex")



# input_file = open("BLK.BMP")
input_data = "SUTD-MSSD-51.505*Foundations-CS*"
print input_data
# input_file.close()
# length = 16 - (len(input_data) % 16)
# input_data += chr(length)*length

def aes_enc(key, msg):
    cipher = AES.new(key, AES.MODE_ECB)
    return cipher.encrypt(msg)

def aes_dec(key, msg):
    cipher = AES.new(key, AES.MODE_ECB)
    return cipher.decrypt(msg)

enc_data = aes_enc(key, input_data)
enc_file = open("ex1.txt", "w")
# print enc_data.encode("hex")
# enc_file.write(enc_data.decode("hex"))
enc_file.write(enc_data)
enc_file.close()


print enc_data.encode("hex")
stuff1 = ("c97b2e6400a34bbde36f48684376dda8885c4ce846078dea93b799e0bab3e710").decode("hex") #ex 1b
stuff2 = ("885c4ce846078dea93b799e0bab3e710c97b2e6400a34bbde36f48684376dda7").decode("hex") #ex 1c
# print stuff2
print aes_dec(key, stuff1)
print aes_dec(key, stuff2)