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scd: After fatal error, shutdown a reader.

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* scd/apdu.c (pcsc_send_apdu): Notify main loop after
fatal errors.

--

GnuPG-bug-id: 3825
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2018-03-13 12:53:49 +09:00
parent 71e5282c25
commit c84bae69e9
1 changed files with 9 additions and 0 deletions
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9
scd/apdu.c
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@ -229,6 +229,7 @@ static npth_mutex_t reader_table_lock;
#define PCSC_E_READER_UNAVAILABLE 0x80100017
#define PCSC_E_NO_SERVICE 0x8010001D
#define PCSC_E_SERVICE_STOPPED 0x8010001E
#define PCSC_W_RESET_CARD 0x80100068
#define PCSC_W_REMOVED_CARD 0x80100069
/* Fix pcsc-lite ABI incompatibility. */
@ -751,6 +752,14 @@ pcsc_send_apdu (int slot, unsigned char *apdu, size_t apdulen,
log_error ("pcsc_transmit failed: %s (0x%lx)\n",
pcsc_error_string (err), err);
/* Handle fatal errors which require shutdown of reader. */
if (err == PCSC_E_NOT_TRANSACTED || err == PCSC_W_RESET_CARD
|| err == PCSC_W_REMOVED_CARD)
{
reader_table[slot].pcsc.current_state = PCSC_STATE_UNAWARE;
scd_kick_the_loop ();
}
return pcsc_error_to_sw (err);
}