/* wrap data, transmit to the device and get answer */
RESPONSECODE sendData(PUCHAR TxBuffer, DWORD TxLength,
PUCHAR RxBuffer, PDWORD RxLength, int wait)
{
RESPONSECODE rc;
if (present == 0)
{
return IFD_COMMUNICATION_ERROR;
}
unsigned char apdu[TxLength];
unsigned char buffer[2000];
unsigned int i, j, response_length, n = 0;
int sLen = TxLength;
for (i = 0; i < TxLength; ++i)
{
apdu[i] = *(TxBuffer + i);
}
Log2(PCSC_LOG_DEBUG, "preparing to write %d data bytes", TxLength);
printf(">> %s \n", hexdump(TxBuffer, TxLength));
int rv;
rv = rfid_protocol_transceive(ph, TxBuffer, TxLength, RxBuffer, &response_length, 0, 0);
if (rv < 0)
{
Log2(PCSC_LOG_ERROR, "Error from transceive, returned %d\n", rv);
present = 0;
rfid_protocol_close(ph);
rfid_layer2_close(l2h);
rfid_reader_close(rh);
return IFD_COMMUNICATION_ERROR;
}
Log2(PCSC_LOG_DEBUG, "wrote %d data bytes", TxLength);
Log2(PCSC_LOG_DEBUG, "got %d response bytes", response_length);
if (response_length > 0)
{
*RxLength = response_length;
//for (j = 0; j < response_length; ++j)
//{
// *(RxBuffer + j) = buffer[j];
//}
rc = IFD_SUCCESS;
}
else
{
Log1(PCSC_LOG_ERROR, "no response, meaning eof, reader not usable anymore\n");
present = 0;
rfid_protocol_close(ph);
rfid_layer2_close(l2h);
rfid_reader_close(rh);
rc = IFD_COMMUNICATION_ERROR;
}
return rc;
}
void closeLib()
{
RESPONSECODE rv;
if (present == 1)
{
rfid_protocol_close(ph);
rfid_layer2_close(l2h);
}
present = 0;
rfid_reader_close(rh);
}
EXPORT int EXPORT_CONVENTION openpcd_select_card(MIFARE_HANDLE handle)
{
int res;
struct openpcd_state *state;
if(!handle)
return PCDERROR_INVALID_PARAMETER;
state=(struct openpcd_state*)handle;
state->l2h = rfid_layer2_init(state->rh,RFID_LAYER2_ISO14443A);
if(!state->l2h)
res=PCDERROR_LAYER2_INIT;
else
{
if( rfid_layer2_open(state->l2h)>=0 )
{
state->ph = rfid_protocol_init(state->l2h,RFID_PROTOCOL_MIFARE_CLASSIC);
if(state->ph)
{
if(rfid_protocol_open(state->ph)>=0)
return PCDERROR_NONE;
rfid_protocol_fini(state->ph);
state->ph=NULL;
res=PCDERROR_LAYER3_OPEN;
}
else
res=PCDERROR_LAYER3_INIT;
rfid_layer2_close(state->l2h);
}
else
res=PCDERROR_LAYER2_OPEN;
}
rfid_layer2_fini(state->l2h);
state->l2h=NULL;
return res;
}
void _main_func(void)
{
int ret;
usb_out_process();
usb_in_process();
ret = init_proto();
if (ret >= 4)
rfid_protocol_close(ph);
if (ret >= 3)
rfid_layer2_close(l2h);
rc632_turn_off_rf(NULL);
{ volatile int i; for (i = 0; i < 0xfffff; i++) ; }
rc632_turn_on_rf(NULL);
led_switch(1, 0);
led_toggle(2);
}
EXPORT int EXPORT_CONVENTION openpcd_deselect_card(MIFARE_HANDLE handle)
{
struct openpcd_state *state;
if(!handle)
return PCDERROR_INVALID_PARAMETER;
state=(struct openpcd_state*)handle;
if(state->ph)
{
rfid_protocol_close(state->ph);
rfid_protocol_fini(state->ph);
rfid_layer2_close(state->l2h);
rfid_layer2_fini(state->l2h);
state->ph=NULL;
state->l2h=NULL;
state->uid=0;
return PCDERROR_NONE;
}
else
return PCDERROR_CLOSED;
}
