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SCD: Add vendor specific initalization.

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* scd/ccid-driver.c (ccid_vendor_specific_init): New.
(ccid_open_reader): Call ccid_vendor_specific_init.
This commit is contained in:
NIIBE Yutaka 2013-01-28 11:46:40 +09:00
parent 0407e642f7
commit e791ac6683
1 changed files with 28 additions and 0 deletions
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28
scd/ccid-driver.c
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@ -303,6 +303,9 @@ static int bulk_in (ccid_driver_t handle, unsigned char *buffer, size_t length,
size_t *nread, int expected_type, int seqno, int timeout,
int no_debug);
static int abort_cmd (ccid_driver_t handle, int seqno);
static int send_escape_cmd (ccid_driver_t handle, const unsigned char *data,
size_t datalen, unsigned char *result,
size_t resultmax, size_t *resultlen);
/* Convert a little endian stored 4 byte value into an unsigned
integer. */
@ -1525,6 +1528,29 @@ ccid_get_reader_list (void)
}
/* Vendor specific custom initialization. */
static int
ccid_vendor_specific_init (ccid_driver_t handle)
{
if (handle->id_vendor == VENDOR_VEGA && handle->id_product == VEGA_ALPHA)
{
/*
* Vega alpha has a feature to show retry counter on the pinpad
* display. But it assumes that the card returns the value of
* retry counter by VERIFY with empty data (return code of
* 63Cx). Unfortunately, existing OpenPGP cards don't support
* VERIFY command with empty data. This vendor specific command
* sequence is to disable the feature.
*/
const unsigned char cmd[] = "\xb5\x01\x00\x03\x00";
return send_escape_cmd (handle, cmd, sizeof (cmd), NULL, 0, NULL);
}
return 0;
}
/* Open the reader with the internal number READERNO and return a
pointer to be used as handle in HANDLE. Returns 0 on success. */
int
@ -1633,6 +1659,8 @@ ccid_open_reader (ccid_driver_t *handle, const char *readerid)
}
}
rc = ccid_vendor_specific_init (*handle);
leave:
free (ifcdesc_extra);
if (rc)