security-and-privacy/gnupg
security-and-privacy/gnupg
1
0
Fork 0
mirror of git://git.gnupg.org/gnupg.git synced 2025-01-03 12:11:33 +01:00
Code Activity

Fixed a couple of problems with omnikey based readers

Browse Source
This commit is contained in:
Werner Koch 2006-02-08 17:56:01 +00:00
parent ee3f99f4e4
commit 3d7b030025
2 changed files with 65 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
scd/ChangeLog
View File

@ -1,3 +1,9 @@
2006-02-08 Werner Koch <wk@g10code.com>
* ccid-driver.c (ccid_get_atr): Read Parameter and select T=1
using these parameters.
(scan_or_find_devices): Check for NULL r_fd.
2006-02-02 Werner Koch <wk@g10code.com>
* ccid-driver.c (special_transport): New

59
scd/ccid-driver.c
View File

@ -347,10 +347,6 @@ prepare_special_transport (ccid_driver_t handle)
{
case TRANSPORT_CM4040:
DEBUGOUT ("setting up transport for CardMan 4040\n");
/* Most values are guessed. */
handle->nonnull_nad = 1;
handle->auto_ifsd = 1;
handle->max_ifsd = 254;
handle->apdu_level = 1;
break;
@ -877,8 +873,6 @@ scan_or_find_usb_device (int scan_mode,
The function returns 0 if a reader has been found or when a scan
returned without error.
FIXME!!
With READERNO = -1 and READERID is NULL, scan mode is used and
R_RID should be the address where to store the list of reader_ids
we found. If on return this list is empty, no CCID device has been
@ -1037,6 +1031,7 @@ scan_or_find_devices (int readerno, const char *readerid,
*r_rid = rid;
else
free (rid);
if (r_fd)
*r_fd = fd;
return 0; /* Okay, found device */
}
@ -1708,6 +1703,7 @@ ccid_get_atr (ccid_driver_t handle,
unsigned int edc;
int i;
int tried_iso = 0;
int got_param;
/* First check whether a card is available. */
rc = ccid_slot_status (handle, &statusbits);
@ -1716,6 +1712,7 @@ ccid_get_atr (ccid_driver_t handle,
if (statusbits == 2)
return CCID_DRIVER_ERR_NO_CARD;
/* For an inactive and also for an active card, issue the PowerOn
command to get the ATR. */
again:
@ -1764,6 +1761,44 @@ ccid_get_atr (ccid_driver_t handle,
*atrlen = n;
}
got_param = 0;
msg[0] = PC_to_RDR_GetParameters;
msg[5] = 0; /* slot */
msg[6] = seqno = handle->seqno++;
msg[7] = 0; /* RFU */
msg[8] = 0; /* RFU */
msg[9] = 0; /* RFU */
set_msg_len (msg, 0);
msglen = 10;
rc = bulk_out (handle, msg, msglen);
if (!rc)
rc = bulk_in (handle, msg, sizeof msg, &msglen, RDR_to_PC_Parameters,
seqno, 2000, 0);
if (rc)
DEBUGOUT ("GetParameters failed\n");
else
{
DEBUGOUT ("GetParametes returned");
for (i=0; i < msglen; i++)
DEBUGOUT_CONT_1 (" %02X", msg[i]);
DEBUGOUT_LF ();
if (msglen >= 10)
{
DEBUGOUT_1 (" protocol ..........: T=%d\n", msg[9]);
if (msglen == 17 && msg[9] == 1)
{
DEBUGOUT_1 (" bmFindexDindex ....: %02X\n", msg[10]);
DEBUGOUT_1 (" bmTCCKST1 .........: %02X\n", msg[11]);
DEBUGOUT_1 (" bGuardTimeT1 ......: %02X\n", msg[12]);
DEBUGOUT_1 (" bmWaitingIntegersT1: %02X\n", msg[13]);
DEBUGOUT_1 (" bClockStop ........: %02X\n", msg[14]);
DEBUGOUT_1 (" bIFSC .............: %d\n", msg[15]);
DEBUGOUT_1 (" bNadValue .........: %d\n", msg[16]);
got_param = 1;
}
}
}
/* Setup parameters to select T=1. */
msg[0] = PC_to_RDR_SetParameters;
msg[5] = 0; /* slot */
@ -1772,6 +1807,8 @@ ccid_get_atr (ccid_driver_t handle,
msg[8] = 0; /* RFU */
msg[9] = 0; /* RFU */
if (!got_param)
{
/* FIXME: Get those values from the ATR. */
msg[10]= 0x01; /* Fi/Di */
msg[11]= 0x10; /* LRC, direct convention. */
@ -1780,6 +1817,7 @@ ccid_get_atr (ccid_driver_t handle,
msg[14]= 0; /* No clock stoppping. */
msg[15]= 254; /* IFSC */
msg[16]= 0; /* Does not support non default NAD values. */
}
set_msg_len (msg, 7);
msglen = 10 + 7;
@ -1791,15 +1829,16 @@ ccid_get_atr (ccid_driver_t handle,
rc = bulk_out (handle, msg, msglen);
if (rc)
return rc;
/* Note that we ignore the error code on purpose. */
bulk_in (handle, msg, sizeof msg, &msglen, RDR_to_PC_Parameters,
rc = bulk_in (handle, msg, sizeof msg, &msglen, RDR_to_PC_Parameters,
seqno, 5000, 0);
if (rc)
DEBUGOUT ("SetParameters failed (ignored)\n");
handle->t1_ns = 0;
handle->t1_nr = 0;
/* Send an S-Block with our maximun IFSD to the CCID. */
if (!handle->auto_ifsd)
/* Send an S-Block with our maximum IFSD to the CCID. */
if (!handle->apdu_level && !handle->auto_ifsd)
{
tpdu = msg+10;
/* NAD: DAD=1, SAD=0 */