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nfc_initiator_target_is_present(): Fix MFC support on PN532

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This commit is contained in:
Philippe Teuwen 2014-01-31 22:33:05 +01:00
parent 7d41ed34a3
commit 71eda315c7
1 changed files with 3 additions and 1 deletions
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4
libnfc/chips/pn53x.c
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@ -1804,10 +1804,12 @@ static int pn53x_ISO14443A_MFC_is_present(struct nfc_device *pnd)
ret = pn53x_Diagnose06(pnd);
} else {
// Limitation: re-select will lose authentication of already authenticated sector
// TODO: buggy when card is removed on Tikitag
// Limitation: NP_INFINITE_SELECT will be left as FALSE (we cannot restore as we don't know what was the original state)
uint8_t pbtInitiatorData[12];
size_t szInitiatorData = 0;
iso14443_cascade_uid(CHIP_DATA(pnd)->current_target->nti.nai.abtUid, CHIP_DATA(pnd)->current_target->nti.nai.szUidLen, pbtInitiatorData, &szInitiatorData);
if ((ret = pn53x_set_property_bool(pnd, NP_INFINITE_SELECT, false)) < 0)
return ret;
if ((ret = pn53x_initiator_select_passive_target_ext(pnd, CHIP_DATA(pnd)->current_target->nm, pbtInitiatorData, szInitiatorData, NULL, 300)) == 1) {
ret = NFC_SUCCESS;
} else if ((ret == 0) || (ret == NFC_ETIMEOUT)) {