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nPA: TA's ephemeral public key is saved as IV in CRT

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This commit is contained in:
Frank Morgner
2012-09-27 14:27:02 +02:00
parent 4db95549c2
commit 8a0e3cabbe
1 changed files with 2 additions and 5 deletions
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virtualsmartcard/src/vpicc/virtualsmartcard/cards/nPA.py
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@@ -71,12 +71,9 @@ class nPA_AT_CRT(ControlReferenceTemplate):
print(self.chat)
elif tag == 0x67:
self.auxiliary_data = bertlv_pack([[tag, length, value]])
elif tag == 0x80 or tag == 0x84 or tag == 0x83:
elif tag == 0x80 or tag == 0x84 or tag == 0x83 or tag == 0x91:
# handled by ControlReferenceTemplate.parse_SE_config
pass
elif tag == 0x91:
#print "saving eph_pub_key"
self.eph_pub_key = value
else:
raise SwError(SW["ERR_REFNOTUSABLE"])
@@ -362,7 +359,7 @@ class nPA_SE(Security_Environment):
auxiliary_data = None
if 1 != pace.TA_STEP6_verify(self.eac_ctx,
pace.get_buf(self.at.eph_pub_key), pace.get_buf(id_picc),
pace.get_buf(self.at.iv), pace.get_buf(id_picc),
auxiliary_data, pace.get_buf(data)):
pace.print_ossl_err()
raise SwError(SW["ERR_CONDITIONNOTSATISFIED"])