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use api similar to hmac in pbkdf2 module

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Pavol Rusnak 2016-04-15 13:53:48 +02:00
parent 5d929fba0e
commit afbd1b0f22
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GPG Key ID: 91F3B339B9A02A3D
2 changed files with 12 additions and 9 deletions
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16
src/tests/test_crypto_pbkdf2.py
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@ -14,30 +14,30 @@ class TestCryptoPbkdf2(unittest.TestCase):
def test_hmac_sha256(self):
P = b'password'
S = b'salt'
k = trezor.crypto.pbkdf2.PBKDF2(P, S, 1, trezor.crypto.hash.sha256, trezor.crypto.hmac).read(32)
k = trezor.crypto.pbkdf2.new(P, S, 1, trezor.crypto.hash.sha256, trezor.crypto.hmac).read(32)
self.assertEqual(k, trezor.utils.unhexlify('120fb6cffcf8b32c43e7225256c4f837a86548c92ccc35480805987cb70be17b'))
k = trezor.crypto.pbkdf2.PBKDF2(P, S, 2, trezor.crypto.hash.sha256, trezor.crypto.hmac).read(32)
k = trezor.crypto.pbkdf2.new(P, S, 2, trezor.crypto.hash.sha256, trezor.crypto.hmac).read(32)
self.assertEqual(k, trezor.utils.unhexlify('ae4d0c95af6b46d32d0adff928f06dd02a303f8ef3c251dfd6e2d85a95474c43'))
k = trezor.crypto.pbkdf2.PBKDF2(P, S, 4096, trezor.crypto.hash.sha256, trezor.crypto.hmac).read(32)
k = trezor.crypto.pbkdf2.new(P, S, 4096, trezor.crypto.hash.sha256, trezor.crypto.hmac).read(32)
self.assertEqual(k, trezor.utils.unhexlify('c5e478d59288c841aa530db6845c4c8d962893a001ce4e11a4963873aa98134a'))
P = b'passwordPASSWORDpassword'
S = b'saltSALTsaltSALTsaltSALTsaltSALTsalt'
k = trezor.crypto.pbkdf2.PBKDF2(P, S, 4096, trezor.crypto.hash.sha256, trezor.crypto.hmac).read(40)
k = trezor.crypto.pbkdf2.new(P, S, 4096, trezor.crypto.hash.sha256, trezor.crypto.hmac).read(40)
self.assertEqual(k, trezor.utils.unhexlify('348c89dbcbd32b2f32d814b8116e84cf2b17347ebc1800181c4e2a1fb8dd53e1c635518c7dac47e9'))
# vectors from https://stackoverflow.com/questions/15593184/pbkdf2-hmac-sha-512-test-vectors
def test_hmac_sha512(self):
P = b'password'
S = b'salt'
k = trezor.crypto.pbkdf2.PBKDF2(P, S, 1, trezor.crypto.hash.sha512, trezor.crypto.hmac).read(64)
k = trezor.crypto.pbkdf2.new(P, S, 1, trezor.crypto.hash.sha512, trezor.crypto.hmac).read(64)
self.assertEqual(k, trezor.utils.unhexlify('867f70cf1ade02cff3752599a3a53dc4af34c7a669815ae5d513554e1c8cf252c02d470a285a0501bad999bfe943c08f050235d7d68b1da55e63f73b60a57fce'))
k = trezor.crypto.pbkdf2.PBKDF2(P, S, 2, trezor.crypto.hash.sha512, trezor.crypto.hmac).read(64)
k = trezor.crypto.pbkdf2.new(P, S, 2, trezor.crypto.hash.sha512, trezor.crypto.hmac).read(64)
self.assertEqual(k, trezor.utils.unhexlify('e1d9c16aa681708a45f5c7c4e215ceb66e011a2e9f0040713f18aefdb866d53cf76cab2868a39b9f7840edce4fef5a82be67335c77a6068e04112754f27ccf4e'))
k = trezor.crypto.pbkdf2.PBKDF2(P, S, 4096, trezor.crypto.hash.sha512, trezor.crypto.hmac).read(64)
k = trezor.crypto.pbkdf2.new(P, S, 4096, trezor.crypto.hash.sha512, trezor.crypto.hmac).read(64)
self.assertEqual(k, trezor.utils.unhexlify('d197b1b33db0143e018b12f3d1d1479e6cdebdcc97c5c0f87f6902e072f457b5143f30602641b3d55cd335988cb36b84376060ecd532e039b742a239434af2d5'))
P = b'passwordPASSWORDpassword'
S = b'saltSALTsaltSALTsaltSALTsaltSALTsalt'
k = trezor.crypto.pbkdf2.PBKDF2(P, S, 4096, trezor.crypto.hash.sha512, trezor.crypto.hmac).read(64)
k = trezor.crypto.pbkdf2.new(P, S, 4096, trezor.crypto.hash.sha512, trezor.crypto.hmac).read(64)
self.assertEqual(k, trezor.utils.unhexlify('8c0511f4c6e597c6ac6315d8f0362e225f3c501495ba23b868c005174dc4ee71115b59f9e60cd9532fa33e0f75aefe30225c583a186cd82bd4daea9724a3d3b8'))
if __name__ == '__main__':

5
src/trezor/crypto/pbkdf2.py
View File

@ -24,7 +24,7 @@
from ustruct import pack
class PBKDF2(object):
class Pbkdf2(object):
def __init__(self, passphrase, salt, iterations, digestmodule, macmodule):
self.__macmodule = macmodule
@ -70,3 +70,6 @@ class PBKDF2(object):
del self.__blockNum
del self.__buf
self.closed = True
def new(passphrase, salt, iterations, digestmodule, macmodule):
return Pbkdf2(passphrase, salt, iterations, digestmodule, macmodule)