NTSTATUS
CBT1Transmit(
PSMARTCARD_EXTENSION SmartcardExtension
)
/*++
CBT1Transmit:
finishes the callback RDF_TRANSMIT for the T1 protocol
Arguments:
SmartcardExtension context of call
Return Value:
STATUS_SUCCESS
STATUS_NO_MEDIA
STATUS_TIMEOUT
STATUS_INVALID_DEVICE_REQUEST
--*/
{
NTSTATUS NTStatus = STATUS_SUCCESS;
ULONG IOBytes;
SmartcardDebug(
DEBUG_TRACE,
( "PSCR!CBT1Transmit: Enter\n" )
);
//
// use the lib support to construct the T=1 packets
//
do {
//
// no header for the T=1 protocol
//
SmartcardExtension->SmartcardRequest.BufferLength = 0;
//
// SCM-TM: Siemens 4440 accepts only NAD=0!!!
//
SmartcardExtension->T1.NAD = 0;
//
// let the lib setup the T=1 APDU & check for errors
//
NTStatus = SmartcardT1Request( SmartcardExtension );
if ( NT_SUCCESS( NTStatus )) {
// send command (don't calculate LRC because CRC may be used!)
IOBytes = 0;
NTStatus = PscrWriteDirect(
SmartcardExtension->ReaderExtension,
SmartcardExtension->SmartcardRequest.Buffer,
SmartcardExtension->SmartcardRequest.BufferLength,
&IOBytes
);
if ( !NT_SUCCESS(NTStatus)) {
SmartcardDebug(
DEBUG_TRACE,
( "PSCR!CBT1Transmit: PscrWriteDirect error (%lx)\n", NTStatus )
);
}
//
// extend the timeout if a Wtx request was sent by the card. if the
// card responds before the waiting time extension expires, the data are
// buffered in the reader. A delay without polling the reader status
// slows down the performance of the driver, but wtx is an exeption,
// not the rule.
//
if (SmartcardExtension->T1.Wtx) {
SysDelay(
(( SmartcardExtension->T1.Wtx *
SmartcardExtension->CardCapabilities.T1.BWT + 999L )/
1000L)
);
}
// get response
SmartcardExtension->SmartcardReply.BufferLength = 0;
NTStatus = PscrRead(
SmartcardExtension->ReaderExtension,
SmartcardExtension->SmartcardReply.Buffer,
MAX_T1_BLOCK_SIZE,
&SmartcardExtension->SmartcardReply.BufferLength
);
// if PscrRead detects an LRC error, ignore it (maybe CRC used)
if ( NTStatus == STATUS_CRC_ERROR ) {
SmartcardDebug(
DEBUG_TRACE,
( "PSCR!CBT1Transmit: PscrRead CRC error (%lx)\n", NTStatus )
);
}
//
// We even continue if the prev. read failed.
// We let the smart card library continue, because it might
// send a resynch. request in case of a timeout
//
NTStatus = SmartcardT1Reply( SmartcardExtension );
}
// continue if the lib wants to send the next packet
} while ( NTStatus == STATUS_MORE_PROCESSING_REQUIRED );
// start freeze routine, if an interrupt was sent, but no freeze data was read
if( SmartcardExtension->ReaderExtension->RequestInterrupt )
PscrFreeze( SmartcardExtension );
SmartcardDebug(
DEBUG_TRACE,
( "PSCR!CBT1Transmit: Exit (%lx)\n", NTStatus )
);
return( NTStatus );
}
/*!
* \brief Function performs data transmissions T=1.<br>
* <br>
* \param [in] pSmartcardExtension A pointer to the smart card extension,
SMARTCARD_EXTENSION, of the device.
*
* \retval STATUS_SUCCESS the routine successfully end.
*/
static NTSTATUS transmitT1(IN PSMARTCARD_EXTENSION pSmartcardExtension)
{
dbg_log("transmitT1 start");
NTSTATUS status = STATUS_SUCCESS;
do {
// reset request buffer before calling SmartcardT1Request
// not to add any Header with T=1 message.
RtlZeroMemory(pSmartcardExtension->SmartcardRequest.Buffer, pSmartcardExtension->SmartcardRequest.BufferLength);
pSmartcardExtension->SmartcardRequest.BufferLength = 0;
dbg_log("pSmartcardExtension->T1.IFSC: 0x%08X", pSmartcardExtension->T1.IFSC);
dbg_log("pSmartcardExtension->T1.IFSD: 0x%08X", pSmartcardExtension->T1.IFSD);
status = SmartcardT1Request(pSmartcardExtension);
if (status != STATUS_SUCCESS) {
dbg_log("SmartcardT0Request failed! - status: 0x%08X", status);
return status;
}
dbg_log("transmitT1 SEND: ");
dbg_ba2s(
(char const *const)pSmartcardExtension->SmartcardRequest.Buffer,
pSmartcardExtension->SmartcardRequest.BufferLength
);
dbg_log("pSmartcardExtension->SmartcardRequest.Buffer[1]: 0x%08X", pSmartcardExtension->SmartcardRequest.Buffer[1]);
// send command to JCOP simulator.
PREADER_EXTENSION pReaderExtension = pSmartcardExtension->ReaderExtension;
// send "T1" meessage.
unsigned char mty = 0x11; // MTY 0x11(T1 Message)
unsigned char nad = 0x00; // NAD
status = sendMessage(
pReaderExtension,
mty,
nad,
(char *)pSmartcardExtension->SmartcardRequest.Buffer,
(unsigned short)pSmartcardExtension->SmartcardRequest.BufferLength,
(char *)pSmartcardExtension->SmartcardReply.Buffer,
(unsigned short)pSmartcardExtension->SmartcardReply.BufferSize,
(unsigned short *) & pSmartcardExtension->SmartcardReply.BufferLength,
NULL // wait indefinitely
);
dbg_log(
"pSmartcardExtension->SmartcardReply.BufferLength: %d",
pSmartcardExtension->SmartcardReply.BufferLength
);
dbg_ba2s(
(char *const)pSmartcardExtension->SmartcardReply.Buffer,
pSmartcardExtension->SmartcardReply.BufferLength
);
if (status != STATUS_SUCCESS) {
dbg_log("sendApduMessage failed! - status: 0x%08X", status);
return status;
}
status = SmartcardT1Reply(pSmartcardExtension);
dbg_log("SmartcardT1Reply - status: 0x%08X", status);
} while (status == STATUS_MORE_PROCESSING_REQUIRED);
if (status != STATUS_SUCCESS) {
dbg_log("SmartcardT0Reply failed! - status: 0x%08X", status);
return status;
}
dbg_log("transmitT1 end - status: 0x%08X", status);
return status;
}