1 /* librfid - layer 2 protocol handler
2 * (C) 2005 by Harald Welte <laforge@gnumonks.org>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include <rfid/rfid.h>
24 #include <rfid/rfid_layer2.h>
26 static struct rfid_layer2 *rfid_layer2_list;
28 struct rfid_layer2_handle *
29 rfid_layer2_init(struct rfid_reader_handle *rh, unsigned int id)
31 struct rfid_layer2 *p;
33 for (p = rfid_layer2_list; p; p = p->next)
35 return p->fn.init(rh);
37 DEBUGP("unable to find matching layer2 protocol\n");
42 rfid_layer2_open(struct rfid_layer2_handle *ph)
44 return ph->l2->fn.open(ph);
48 rfid_layer2_transcieve(struct rfid_layer2_handle *ph,
49 const unsigned char *tx_buf, unsigned int len,
50 unsigned char *rx_buf, unsigned int *rx_len,
51 u_int64_t timeout, unsigned int flags)
53 return ph->l2->fn.transcieve(ph, tx_buf, len, rx_buf, rx_len,
57 int rfid_layer2_fini(struct rfid_layer2_handle *ph)
59 return ph->l2->fn.fini(ph);
63 rfid_layer2_close(struct rfid_layer2_handle *ph)
65 return ph->l2->fn.close(ph);
69 rfid_layer2_register(struct rfid_layer2 *p)
71 p->next = rfid_layer2_list;