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Fix calls to virtualsmartcard.CryptoUtils.append_padding

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The interface to append_padding changed some time ago but not all calls
have been adapted yet.
This commit is contained in:
Dominik
2014-07-23 21:49:12 +02:00
parent 948daa125d
commit 9c53f1bbf4
1 changed files with 4 additions and 2 deletions
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6
virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py
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@@ -224,7 +224,8 @@ class SAM(object):
else: else:
cipher = get_referenced_cipher(p1) cipher = get_referenced_cipher(p1)
reference = vsCrypto.append_padding(cipher, self.last_challenge) blocklen = vsCrypto.get_cipher_blocklen(cipher)
reference = vsCrypto.append_padding(blocklen, self.last_challenge)
reference = vsCrypto.encrypt(cipher, key, reference) reference = vsCrypto.encrypt(cipher, key, reference)
if(reference == data): if(reference == data):
#Invalidate last challenge #Invalidate last challenge
@@ -371,7 +372,8 @@ if __name__ == "__main__":
print("Counter = " + str(MyCard.counter)) print("Counter = " + str(MyCard.counter))
sw, challenge = MyCard.get_challenge(0x00, 0x00, "") sw, challenge = MyCard.get_challenge(0x00, 0x00, "")
print("Before encryption: " + challenge) print("Before encryption: " + challenge)
padded = vsCrypto.append_padding("DES3-ECB", challenge) blocklen = vsCrypto.get_cipher_blocklen("DES3-ECB")
padded = vsCrypto.append_padding(blocklen, challenge)
sw, result_data = MyCard.internal_authenticate(0x00, 0x00, padded) sw, result_data = MyCard.internal_authenticate(0x00, 0x00, padded)
print("Internal Authenticate status code: %x" % sw) print("Internal Authenticate status code: %x" % sw)