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card-rtecp: Fix list_files on T0 cards 

Rutoken ECP SC over T0 expects Get Response after SW1=61 which
is not called with zero le.
This commit is contained in:
Dmitriy Fortinskiy 2019-06-20 18:09:50 +03:00 committed by Frank Morgner
parent 7fb72ccf7b
commit 60a2cf16c7
1 changed files with 7 additions and 3 deletions
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10
src/libopensc/card-rtecp.c
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@ -567,7 +567,7 @@ static int rtecp_create_file(sc_card_t *card, sc_file_t *file)
static int rtecp_list_files(sc_card_t *card, u8 *buf, size_t buflen)
{
sc_apdu_t apdu;
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE], previd[2];
u8 rbuf[SC_MAX_APDU_RESP_SIZE], previd[2];
const u8 *tag;
size_t taglen, len = 0;
int r;
@ -578,7 +578,7 @@ static int rtecp_list_files(sc_card_t *card, u8 *buf, size_t buflen)
{
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = 256;
apdu.le = sizeof(rbuf);
r = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, r, "APDU transmit failed");
if (apdu.sw1 == 0x6A && apdu.sw2 == 0x82)
@ -610,7 +610,11 @@ static int rtecp_list_files(sc_card_t *card, u8 *buf, size_t buflen)
if (tag[0] == 0x38)
{
/* Select parent DF of the current DF */
sc_format_apdu(card, &apdu, SC_APDU_CASE_1, 0xA4, 0x03, 0);
sc_format_apdu(card, &apdu, SC_APDU_CASE_2_SHORT, 0xA4, 0x03, 0);
/* We should set le and resp buf to actually call Get Response for card on T0. */
apdu.resp = rbuf;
apdu.resplen = sizeof(rbuf);
apdu.le = sizeof(rbuf);
r = sc_transmit_apdu(card, &apdu);
LOG_TEST_RET(card->ctx, r, "APDU transmit failed");
r = sc_check_sw(card, apdu.sw1, apdu.sw2);