def testFFXEncrypt1(self):
radix = 2
K = FFXInteger('0' * 8, radix=radix, blocksize=128)
T = FFXInteger('0' * 8, radix=radix, blocksize=8)
M1 = FFXInteger('0' * 8, radix=radix, blocksize=8)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
def testFFXEncrypt1(self):
radix = 2
K = FFXInteger('0' * 8, radix=radix, blocksize=128)
T = FFXInteger('0' * 8, radix=radix, blocksize=8)
M1 = FFXInteger('0' * 8, radix=radix, blocksize=8)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
def testVector2(self):
# see aes-ffx-vectors.txt
radix = 10
K = FFXInteger('2b7e151628aed2a6abf7158809cf4f3c',
radix=16, blocksize=32)
T = 0 # FFXInteger(0, radix=radix, blocksize=2)
M1 = FFXInteger('0123456789', radix=radix, blocksize=10)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
self.assertEquals(C, '2433477484')
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
print ''
print 'TEST VECTOR #2: radix=' + str(radix) + ', input=' + str(M1) + ', tweak=' + str(T) + ', encrypted=' + str(C)
def testVector3(self):
# see aes-ffx-vectors.txt
radix = 10
K = FFXInteger('2b7e151628aed2a6abf7158809cf4f3c',
radix=16, blocksize=32)
T = FFXInteger('2718281828', radix=radix, blocksize=10)
M1 = FFXInteger('314159', radix=radix, blocksize=6)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
self.assertEquals(C, '535005')
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
print ''
print 'TEST VECTOR #3: radix=' + str(radix) + ', input=' + str(M1) + ', tweak=' + str(T) + ', encrypted=' + str(C)
def testVector5(self):
# see aes-ffx-vectors.txt
radix = 36
K = FFXInteger('2b7e151628aed2a6abf7158809cf4f3c',
radix=16, blocksize=32)
T = FFXInteger('TQF9J5QDAGSCSPB1', radix=radix, blocksize=16)
M1 = FFXInteger('C4XPWULBM3M863JH', radix=radix, blocksize=16)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
self.assertEquals(str(C).upper(), 'C8AQ3U846ZWH6QZP')
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
print ''
print 'TEST VECTOR #5: radix=' + str(radix) + ', input=' + str(M1) + ', tweak=' + str(T) + ', encrypted=' + str(C)
def testVector4(self):
# see aes-ffx-vectors.txt
radix = 10
K = FFXInteger('2b7e151628aed2a6abf7158809cf4f3c',
radix=16, blocksize=32)
T = FFXInteger('7777777', radix=radix, blocksize=7)
M1 = FFXInteger('999999999', radix=radix, blocksize=9)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
self.assertEquals(C, '658229573')
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
print ''
print 'TEST VECTOR #4: radix=' + str(radix) + ', input=' + str(M1) + ', tweak=' + str(T) + ', encrypted=' + str(C)
def testVector3(self):
# see aes-ffx-vectors.txt
radix = 10
K = FFXInteger('2b7e151628aed2a6abf7158809cf4f3c',
radix=16,
blocksize=32)
T = FFXInteger('2718281828', radix=radix, blocksize=10)
M1 = FFXInteger('314159', radix=radix, blocksize=6)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
self.assertEquals(C, '535005')
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
print ''
print 'TEST VECTOR #3: radix=' + str(radix) + ', input=' + str(
M1) + ', tweak=' + str(T) + ', encrypted=' + str(C)
def testVector2(self):
# see aes-ffx-vectors.txt
radix = 10
K = FFXInteger('2b7e151628aed2a6abf7158809cf4f3c',
radix=16,
blocksize=32)
T = 0 # FFXInteger(0, radix=radix, blocksize=2)
M1 = FFXInteger('0123456789', radix=radix, blocksize=10)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
self.assertEquals(C, '2433477484')
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
print ''
print 'TEST VECTOR #2: radix=' + str(radix) + ', input=' + str(
M1) + ', tweak=' + str(T) + ', encrypted=' + str(C)
def testVector5(self):
# see aes-ffx-vectors.txt
radix = 36
K = FFXInteger('2b7e151628aed2a6abf7158809cf4f3c',
radix=16,
blocksize=32)
T = FFXInteger('TQF9J5QDAGSCSPB1', radix=radix, blocksize=16)
M1 = FFXInteger('C4XPWULBM3M863JH', radix=radix, blocksize=16)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
self.assertEquals(str(C).upper(), 'C8AQ3U846ZWH6QZP')
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
print ''
print 'TEST VECTOR #5: radix=' + str(radix) + ', input=' + str(
M1) + ', tweak=' + str(T) + ', encrypted=' + str(C)
def testVector4(self):
# see aes-ffx-vectors.txt
radix = 10
K = FFXInteger('2b7e151628aed2a6abf7158809cf4f3c',
radix=16,
blocksize=32)
T = FFXInteger('7777777', radix=radix, blocksize=7)
M1 = FFXInteger('999999999', radix=radix, blocksize=9)
ffx = FFX.new(K.to_bytes(16), radix)
C = ffx.encrypt(T, M1)
self.assertEquals(C, '658229573')
M2 = ffx.decrypt(T, C)
self.assertEquals(M1, M2)
print ''
print 'TEST VECTOR #4: radix=' + str(radix) + ', input=' + str(
M1) + ', tweak=' + str(T) + ', encrypted=' + str(C)
def main():
parser = argparse.ArgumentParser()
parser.add_argument("--radix", type=int, default=2)
parser.add_argument("--tweaksize", type=int, default=8)
parser.add_argument("--messagesize", type=int, default=32)
parser.add_argument("--trials", type=int, default=10, required=False)
args = parser.parse_args()
radix = args.radix
tweaksize = args.tweaksize
messagesize = args.messagesize
trials = args.trials
keysize = 128
K = random.randint(0, 2 ** keysize - 1)
K = FFXInteger(K, radix=2, blocksize=keysize)
banner = ['RADIX=' + str(radix),
'TWEAKSIZE=' + str(tweaksize),
'MESSAGESIZE=' + str(messagesize),
'KEY=' + hex(K.to_int())
]
print ', '.join(banner)
ffx = FFX.new(K.to_bytes(), radix)
for i in range(1, trials):
T = random.randint(0, radix ** tweaksize - 1)
T = FFXInteger(T, radix=radix, blocksize=tweaksize)
M1 = random.randint(0, radix ** messagesize - 1)
M1 = FFXInteger(M1, radix=radix, blocksize=messagesize)
start = time.time()
C = ffx.encrypt(T, M1)
encrypt_cost = time.time() - start
encrypt_cost *= 1000.0
start = time.time()
M2 = ffx.decrypt(T, C)
decrypt_cost = time.time() - start
decrypt_cost *= 1000.0
assert M1 == M2
to_print = ['encrypt_cost=' + str(round(encrypt_cost, 1)) + 'ms',
'decrypt_cost=' + str(round(decrypt_cost, 1)) + 'ms',
'tweak=' + str(T),
'plaintext=' + str(M1),
'ciphertext=' + str(C),
]
print 'test #' + string.rjust(str(i), len(str(trials - 1)), '0') + ' SUCCESS: (' + ', '.join(to_print) + ')'
def testFFXInteger4(self):
X = FFXInteger('000')
self.assertEquals(X.to_bytes(), '\x00')
def testFFXInteger3(self):
for blocksize in range(1, 129):
X = FFXInteger('0', radix=2, blocksize=blocksize)
self.assertEquals(len(X), blocksize)
def testFFXInteger6(self):
X = FFXInteger('FF', radix=16)
self.assertEquals(X.to_bytes(), '\xFF')
def testFFXInteger5(self):
X = FFXInteger('11111111')
self.assertEquals(X.to_bytes(), '\xFF')
def testFFXInteger4(self):
X = FFXInteger('000')
self.assertEquals(X.to_bytes(), '\x00')
def testFFXInteger3(self):
X = FFXInteger('000')
Y = FFXInteger('111')
self.assertEquals(str(X) + str(Y), '000111')
def testFFXInteger2(self):
X = FFXInteger('000')
Y = FFXInteger('111')
self.assertEquals(X + Y, 7)
self.assertEquals(X + Y, FFXInteger('111'))
def testFFXInteger5(self):
X = FFXInteger('11111111')
self.assertEquals(X.to_bytes(), '\xFF')
def testFFXInteger1(self):
X = FFXInteger('1')
Y = FFXInteger('1')
self.assertEquals(X + Y, 2)
self.assertEquals(X + Y, FFXInteger('10'))
def testFFXInteger6(self):
X = FFXInteger('FF', radix=16)
self.assertEquals(X.to_bytes(), '\xFF')