# Function that generates a token depending on unsername and masterpassword
# The masterpassword must be 32 characters long!
def create_token(username, masterpassword):

    if len(masterpassword) != 32:
        print("Masterpassword must be 32 characters long")
        exit(1)

    padded_username = username.ljust(32, ':')

    token = bytearray()
    # xor connect with masterpassword to create token
    for i in range(32):
        token.append(ord(padded_username[i]) ^ ord(masterpassword[i]))

    str_token = token.hex()
    return str_token


if __name__ == "__main__":
    # request username and masterpassword
    username = input("Enter your username: ")
    masterpassword = input("Enter your masterpassword (32 characters): ")

    token = create_token(username, masterpassword)
    print("Your token is: " + token)