def test_wrap_cmd2():
# similar to test_mac1 but with additional convenience wrapper
# AN12196 Section 5.3 Page 21
m = CryptoComm(k_ses_auth_mac=binascii.unhexlify("8248134A386E86EB7FAF54A52E536CB6"),
ti=b"\x7A\x21\x08\x5E",
cmd_counter=0)
assert m.wrap_cmd(0xF5, mode=CommMode.MAC, header=b"\x02") \
== binascii.unhexlify("90F5000009026597A457C8CD442C00")
status_code, data = m.unwrap_res(
binascii.unhexlify("0040EEEE000100D1FE001F00004400004400002000006A00002A474282E7A479869100"),
CommMode.MAC)
assert status_code.hex() == "9100"
assert data.hex() == "0040eeee000100d1fe001f00004400004400002000006a0000"
def test_wrap_cmd3():
# AN12196 Section 7.3 Page 43
# similar to test_full3 but with additional convenience wrapper
m = CryptoComm(
k_ses_auth_mac=binascii.unhexlify("379D32130CE61705DD5FD8C36B95D764"),
k_ses_auth_enc=binascii.unhexlify("2B4D963C014DC36F24F69A50A394F875"),
ti=binascii.unhexlify("DF055522"))
res = m.wrap_cmd(0x51, CommMode.FULL)
proper = binascii.unhexlify("90510000088E2C155ADDA99BE300")
assert res == proper
# first let's validate MAC and extract the encrypted data from APDU as we would do with CommMode.MAC
status_code, data = m.unwrap_res(
binascii.unhexlify("70756055688505B52A5E26E59E329CD6595F672298EA41B79100"),
CommMode.FULL)
assert status_code == binascii.unhexlify("9100")
# with the convenience wrapper data is already decrypted here
assert data == binascii.unhexlify("04958CAA5C5E80")
def test_wrap_cmd1():
# similar to test_full2 but with additional convenience wrapper
# AN12196 Section 6.12 Page 36
m = CryptoComm(
k_ses_auth_mac=binascii.unhexlify("FC4AF159B62E549B5812394CAB1918CC"),
k_ses_auth_enc=binascii.unhexlify("7A93D6571E4B180FCA6AC90C9A7488D4"),
ti=binascii.unhexlify("7614281A"),
cmd_counter=0)
res = m.wrap_cmd(0x8D,
mode=CommMode.FULL,
header=b"\x03\x00\x00\x00\x0A\x00\x00",
data=b"\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A")
assert res == binascii.unhexlify(
"908D00001F030000000A00006B5E6804909962FC4E3FF5522CF0F8436C0C53315B9C73AA00")
status_code, data = m.unwrap_res(binascii.unhexlify("C26D236E4A7C046D9100"), CommMode.FULL)
assert status_code == b"\x91\x00"
assert data == b""