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transport: Add support for SW 6Cxx 

According to ETSI TS 102 221 Section 7.2.2.3.1 Table 7.1 the UICC
may respond with SW 6Cxx to tell us to re-issue the command with
a modified P3/Le.

Change-Id: Ia7e6202bbd0f61034a985ecf76d0542d959922ce
This commit is contained in:
Harald Welte 2021-05-25 21:54:45 +02:00
parent e7506036bd
commit 8dfd6d070f
1 changed files with 10 additions and 5 deletions
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15
pySim/transport/__init__.py
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@ -109,11 +109,16 @@ class LinkBase(abc.ABC):
# available. There are two SWs commonly used for this 9fxx (sim) and 61xx (usim), where
# xx is the number of response bytes available.
# See also:
# SW1=9F: 3GPP TS 51.011 9.4.1, Responses to commands which are correctly executed
# SW1=61: ISO/IEC 7816-4, Table 5 — General meaning of the interindustry values of SW1-SW2
if (sw is not None) and ((sw[0:2] == '9f') or (sw[0:2] == '61')):
pdu_gr = pdu[0:2] + 'c00000' + sw[2:4]
data, sw = self.send_apdu_raw(pdu_gr)
if (sw is not None):
if ((sw[0:2] == '9f') or (sw[0:2] == '61')):
# SW1=9F: 3GPP TS 51.011 9.4.1, Responses to commands which are correctly executed
# SW1=61: ISO/IEC 7816-4, Table 5 — General meaning of the interindustry values of SW1-SW2
pdu_gr = pdu[0:2] + 'c00000' + sw[2:4]
data, sw = self.send_apdu_raw(pdu_gr)
if sw[0:2] == '6c':
# SW1=6C: ETSI TS 102 221 Table 7.1: Procedure byte coding
pdu_gr = pdu[0:8] + sw[2:4]
data,sw = self.send_apdu_raw(pdu_gr)
return data, sw