74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
/* librfid - core reader handling
|
|
* (C) 2005-2006 by Harald Welte <laforge@gnumonks.org>
|
|
*/
|
|
|
|
/*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2
|
|
* as published by the Free Software Foundation
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
|
|
#include <librfid/rfid.h>
|
|
#include <librfid/rfid_reader.h>
|
|
#include <librfid/rfid_reader_cm5121.h>
|
|
#include <librfid/rfid_reader_openpcd.h>
|
|
#include <librfid/rfid_reader_spidev.h>
|
|
|
|
static const struct rfid_reader *rfid_readers[] = {
|
|
#ifdef HAVE_LIBUSB
|
|
#ifdef ENABLE_CM5121
|
|
[RFID_READER_CM5121] = &rfid_reader_cm5121,
|
|
#endif
|
|
[RFID_READER_OPENPCD] = &rfid_reader_openpcd,
|
|
#endif
|
|
#ifdef ENABLE_SPIDEV
|
|
[RFID_READER_SPIDEV] = &rfid_reader_spidev,
|
|
#endif
|
|
};
|
|
|
|
struct rfid_reader_handle *
|
|
rfid_reader_open(void *data, unsigned int id)
|
|
{
|
|
const struct rfid_reader *p;
|
|
|
|
if (id >= ARRAY_SIZE(rfid_readers)) {
|
|
DEBUGP("unable to find matching reader\n");
|
|
return NULL;
|
|
}
|
|
|
|
p = rfid_readers[id];
|
|
if (!p)
|
|
return NULL;
|
|
|
|
return p->open(data);
|
|
}
|
|
|
|
int
|
|
rfid_reader_transceive(struct rfid_reader_handle *rh,
|
|
enum rfid_frametype frametype,
|
|
const unsigned char *tx_buf, unsigned int len,
|
|
unsigned char *rx_buf, unsigned int *rx_len,
|
|
u_int64_t timeout, unsigned int flags)
|
|
{
|
|
return rh->reader->transceive(rh, frametype, tx_buf, len, rx_buf,
|
|
rx_len, timeout, flags);
|
|
}
|
|
|
|
void
|
|
rfid_reader_close(struct rfid_reader_handle *rh)
|
|
{
|
|
rh->reader->close(rh);
|
|
}
|