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#!/usr/bin/python
# coding=utf8
# =============================================================================
# Python PRIDE implementation test vectors
# Version: 1.0
# Date: 23/04/2015
#
# =============================================================================
#
# Python implementation of the PRIDE cipher; test vectors
# Copyright (C) 2015 Camil Staps (info@camilstaps.nl)
#
# =============================================================================
#
# These are the test vectors from appendix J of Block Ciphers -- Focus On The
# Linear Layer (feat. PRIDE); Martin R. Albrecht, Benedikt Driessen, Elif Bilge
# Kavun, Gregor Leander, Christof Paar, Tolga Yalçın:
# https://eprint.iacr.org/2014/453
#
# =============================================================================
from pypride import Pride
import time
import binascii
def test():
test_vectors = [
{'key': '00000000000000000000000000000000', 'plaintext': '0000000000000000', 'ciphertext': '82b4109fcc70bd1f'},
{'key': '00000000000000000000000000000000', 'plaintext': 'ffffffffffffffff', 'ciphertext': 'd70e60680a17b956'},
{'key': 'ffffffffffffffff0000000000000000', 'plaintext': '0000000000000000', 'ciphertext': '28f19f97f5e846a9'},
{'key': '0000000000000000ffffffffffffffff', 'plaintext': '0000000000000000', 'ciphertext': 'd123ebaf368fce62'},
{'key': '0000000000000000fedcba9876543210', 'plaintext': '0123456789abcdef', 'ciphertext': 'd1372929712d336e'}
]
time_cipher = 0
time_encrypt = 0
time_decrypt = 0
all_passed = True
for _ in range(100):
for v_i, vector in enumerate(test_vectors):
key = binascii.unhexlify(vector['key'])
start = time.time()
cipher = Pride(key)
time_cipher += time.time() - start
plaintext = binascii.unhexlify(vector['plaintext'])
start = time.time()
encryption = cipher.encrypt(plaintext)
time_encrypt += time.time() - start
ciphertext = binascii.unhexlify(vector['ciphertext'])
start = time.time()
decryption = cipher.decrypt(ciphertext)
time_decrypt += time.time() - start
if encryption != binascii.unhexlify(vector['ciphertext']):
print('Encryption for vector ' + str(v_i) + ' failed: was ' + str(binascii.hexlify(encryption)) + '; should have been ' + vector['ciphertext'])
all_passed = False
if decryption != binascii.unhexlify(vector['plaintext']):
print('Decryption for vector ' + str(v_i) + ' failed: was ' + str(binascii.hexlify(decryption)) + '; should have been ' + vector['plaintext'])
all_passed = False
if all_passed:
print('All tests passed.')
print('Generating round keys: ' + str(time_cipher) + 's')
print('Encryption: ' + str(time_encrypt) + 's')
print('Decryption: ' + str(time_decrypt) + 's')
import profile
profile.run('test()')
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