2005-06-14 12:41:42 +00:00
|
|
|
/* ISO 15693 anticollision implementation
|
|
|
|
*
|
2008-01-27 21:14:08 +00:00
|
|
|
* (C) 2005-2008 by Harald Welte <laforge@gnumonks.org>
|
|
|
|
* (C) 2007 by Bjoern Riemer <bjoern.riemer@web.de>
|
2005-06-14 12:41:42 +00:00
|
|
|
*/
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 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
|
2008-01-23 18:18:46 +00:00
|
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|
2005-06-14 12:41:42 +00:00
|
|
|
*/
|
|
|
|
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <unistd.h>
|
|
|
|
#include <string.h>
|
2006-11-28 10:06:24 +00:00
|
|
|
#include <errno.h>
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2005-11-08 13:04:32 +00:00
|
|
|
#include <librfid/rfid.h>
|
|
|
|
#include <librfid/rfid_layer2.h>
|
|
|
|
#include <librfid/rfid_reader.h>
|
|
|
|
#include <librfid/rfid_layer2_iso15693.h>
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
struct iso15693_request_read {
|
|
|
|
struct iso15693_request req;
|
|
|
|
u_int64_t uid;
|
|
|
|
u_int8_t blocknum;
|
|
|
|
} __attribute__ ((packed));
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2008-01-27 21:14:08 +00:00
|
|
|
struct iso15693_request_adressed {
|
|
|
|
struct iso15693_request head;
|
|
|
|
u_int64_t uid;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
#define ISO15693_BLOCK_SIZE_MAX (256/8)
|
|
|
|
#define ISO15693_RESP_SIZE_MAX (4+ISO15693_BLOCK_SIZE_MAX)
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2008-01-29 16:29:21 +00:00
|
|
|
const unsigned int iso15693_timing[2][5] = {
|
|
|
|
[ISO15693_T_SLOW] = {
|
|
|
|
[ISO15693_T1] = 1216, /* max time after VCD EOF before VICC SOF */
|
|
|
|
[ISO15693_T2] = 1200, /* min time before VCD EOF after VICC response */
|
|
|
|
[ISO15693_T3] = 1502, /* min time after VCD EOF before next EOF if no VICC response */
|
|
|
|
[ISO15693_T4] = 1216, /* time after wich VICC transmits after VCD EOF */
|
|
|
|
[ISO15693_T4_WRITE]=20000, /* time after wich VICC transmits after VCD EOF */
|
|
|
|
},
|
|
|
|
[ISO15693_T_FAST] = {
|
|
|
|
[ISO15693_T1] = 304, /* max time after VCD EOF before VICC SOF */
|
|
|
|
[ISO15693_T2] = 300, /* min time before VCD EOF after VICC response */
|
|
|
|
[ISO15693_T3] = 602, /* min time after VCD EOF before next EOF if no VICC response */
|
|
|
|
[ISO15693_T4] = 304, /* time after wich VICC transmits after VCD EOF */
|
|
|
|
[ISO15693_T4_WRITE]=20000, /* time after wich VICC transmits after VCD EOF */
|
|
|
|
},
|
|
|
|
};
|
2008-01-27 21:14:08 +00:00
|
|
|
|
|
|
|
static int iso15693_transceive(struct rfid_layer2_handle *handle,
|
|
|
|
enum rfid_frametype frametype,
|
|
|
|
const unsigned char *tx_buf, unsigned int tx_len,
|
|
|
|
unsigned char *rx_buf, unsigned int *rx_len,
|
|
|
|
u_int64_t timeout, unsigned int flags)
|
|
|
|
{
|
|
|
|
return handle->rh->reader->transceive(handle->rh, frametype, tx_buf,
|
|
|
|
tx_len, rx_buf, rx_len, timeout, flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Transmit an anticollission frame */
|
|
|
|
static int
|
|
|
|
iso15693_transceive_acf(struct rfid_layer2_handle *handle,
|
2008-01-29 16:29:21 +00:00
|
|
|
const struct iso15693_anticol_cmd *acf,
|
|
|
|
unsigned int acf_len,
|
|
|
|
struct iso15693_anticol_resp *resp,
|
|
|
|
unsigned int *rx_len, char *bit_of_col)
|
2008-01-27 21:14:08 +00:00
|
|
|
{
|
2008-01-29 16:29:21 +00:00
|
|
|
const struct rfid_reader *rdr = handle->rh->reader;
|
2008-01-27 21:14:08 +00:00
|
|
|
if (!rdr->iso15693.transceive_ac)
|
|
|
|
return -1;
|
2008-01-29 16:29:21 +00:00
|
|
|
return rdr->iso15693.transceive_ac(handle->rh, acf, acf_len, resp, rx_len, bit_of_col);
|
2008-01-27 21:14:08 +00:00
|
|
|
}
|
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
#if 0
|
2008-01-27 21:14:08 +00:00
|
|
|
|
2005-06-14 12:41:42 +00:00
|
|
|
static int
|
2006-10-25 23:33:06 +00:00
|
|
|
iso15693_read_block(struct rfid_layer2_handle *handle,
|
|
|
|
u_int8_t blocknr, u_int32_t *data)
|
2005-06-14 12:41:42 +00:00
|
|
|
{
|
2006-10-25 23:33:06 +00:00
|
|
|
int rc;
|
|
|
|
struct iso15693_request_read req;
|
|
|
|
u_int8_t resp[ISO15693_RESP_SIZE_MAX];
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
req.req.flags = 0;
|
|
|
|
req.command = ISO15693_CMD_READ_BLOCK_SINGLE;
|
|
|
|
memcpy(&req.uid, handle->..., ISO15693_UID_LEN);
|
|
|
|
req.blocknum = blocknr;
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
/* FIXME: fill CRC if required */
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
rc = iso15693_transceive(... &req, ..., );
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
if (rc < 0)
|
|
|
|
return rc;
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
memcpy(data, resp+1, rc-1); /* FIXME rc-3 in case of CRC */
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
return rc-1;
|
2005-06-14 12:41:42 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2006-10-25 23:33:06 +00:00
|
|
|
iso15693_write_block()
|
2005-06-14 12:41:42 +00:00
|
|
|
{
|
2006-10-25 23:33:06 +00:00
|
|
|
struct iso16593_request_read *rreq;
|
|
|
|
u_int32_t buf[sizeof(req)+ISO15693_BLOCK_SIZE_MAX];
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
rreq = (struct iso15693_request_read *) req;
|
2005-06-14 12:41:42 +00:00
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
rreq->req.flags = ;
|
|
|
|
rreq->req.command = ISO15693_CMD_WRITE_BLOCK_SINGLE;
|
|
|
|
memcpy(rreq->uid, handle->, ISO15693_UID_LEN);
|
|
|
|
rreq->blocknum = blocknr;
|
|
|
|
memcpy(rreq->);
|
2005-06-14 12:41:42 +00:00
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2006-10-25 23:33:06 +00:00
|
|
|
iso15693_lock_block()
|
2005-06-14 12:41:42 +00:00
|
|
|
{
|
|
|
|
}
|
|
|
|
|
2006-10-25 23:33:06 +00:00
|
|
|
#endif
|
2006-10-14 15:04:10 +00:00
|
|
|
|
2008-01-29 16:29:21 +00:00
|
|
|
/* Helper function to build an ISO 15693 anti collision frame */
|
|
|
|
static int
|
|
|
|
iso15693_build_acf(u_int8_t *target, u_int8_t flags, u_int8_t afi,
|
|
|
|
u_int8_t mask_len, u_int8_t *mask)
|
|
|
|
{
|
|
|
|
struct iso15693_request *req = (struct iso15693_request *) target;
|
|
|
|
int i = 0, j;
|
|
|
|
|
|
|
|
req->flags = flags;
|
|
|
|
req->command = ISO15693_CMD_INVENTORY;
|
|
|
|
if (flags & RFID_15693_F5_AFI_PRES)
|
|
|
|
req->data[i++] = afi;
|
|
|
|
req->data[i++] = mask_len;
|
|
|
|
|
|
|
|
for (j = 0; j < mask_len; j++)
|
|
|
|
req->data[i++] = mask[j];
|
|
|
|
|
|
|
|
return i + sizeof(*req);
|
|
|
|
}
|
|
|
|
|
2006-10-14 15:04:10 +00:00
|
|
|
static int
|
|
|
|
iso15693_anticol(struct rfid_layer2_handle *handle)
|
|
|
|
{
|
2008-01-27 21:14:08 +00:00
|
|
|
int i, ret;
|
2008-01-29 16:29:21 +00:00
|
|
|
int tx_len, rx_len;
|
2008-01-27 21:14:08 +00:00
|
|
|
int num_valid = 0;
|
2008-01-29 16:29:21 +00:00
|
|
|
union {
|
|
|
|
struct iso15693_anticol_cmd_afi w_afi;
|
|
|
|
struct iso15693_anticol_cmd no_afi;
|
|
|
|
} acf;
|
|
|
|
|
|
|
|
struct iso15693_anticol_resp resp;
|
|
|
|
|
2008-01-27 21:14:08 +00:00
|
|
|
char boc;
|
2008-01-29 16:29:21 +00:00
|
|
|
#define MAX_SLOTS 16
|
|
|
|
int num_slots = MAX_SLOTS;
|
2008-01-27 21:14:08 +00:00
|
|
|
|
2008-01-29 16:29:21 +00:00
|
|
|
u_int8_t uuid_list[MAX_SLOTS][ISO15693_UID_LEN];
|
|
|
|
int uuid_list_valid[MAX_SLOTS];
|
|
|
|
|
|
|
|
u_int8_t flags;
|
2008-01-27 21:14:08 +00:00
|
|
|
|
|
|
|
#define MY_NONE 0
|
|
|
|
#define MY_COLL 1
|
|
|
|
#define MY_UUID 2
|
|
|
|
|
2008-01-29 16:29:21 +00:00
|
|
|
memset(uuid_list_valid, MY_NONE, sizeof(uuid_list_valid));
|
|
|
|
memset(uuid_list, 0, sizeof(uuid_list));
|
|
|
|
|
|
|
|
//memset(&acf, 0, sizeof(acf));
|
|
|
|
|
|
|
|
/* FIXME: we can't use multiple slots at this point, since the RC632
|
|
|
|
* with librfid on the host PC has too much latency between 'EOF pulse
|
|
|
|
* to mark start of next slot' and 'receive data' commands :( */
|
|
|
|
|
|
|
|
flags = RFID_15693_F_INV_TABLE_5;
|
|
|
|
if (handle->priv.iso15693.vicc_fast)
|
|
|
|
flags |= RFID_15693_F_RATE_HIGH;
|
|
|
|
if (handle->priv.iso15693.vicc_two_subc)
|
|
|
|
flags |= RFID_15693_F_SUBC_TWO;
|
|
|
|
if (handle->priv.iso15693.single_slot) {
|
|
|
|
flags |= RFID_15693_F5_NSLOTS_1;
|
|
|
|
num_slots = 1;
|
|
|
|
}
|
|
|
|
if (handle->priv.iso15693.use_afi)
|
|
|
|
flags |= RFID_15693_F5_AFI_PRES;
|
|
|
|
|
|
|
|
tx_len = iso15693_build_acf((u_int8_t *)&acf, flags,
|
|
|
|
handle->priv.iso15693.afi, 0, NULL);
|
|
|
|
|
|
|
|
for (i = 0; i < num_slots; i++) {
|
|
|
|
rx_len = sizeof(resp);
|
|
|
|
ret = iso15693_transceive_acf(handle, (u_int8_t *) &acf, tx_len, &resp, &rx_len, &boc);
|
|
|
|
if (ret == -ETIMEDOUT) {
|
|
|
|
DEBUGP("no answer from vicc in slot %d\n", i);
|
|
|
|
uuid_list_valid[i] = MY_NONE;
|
|
|
|
} else if (ret < 0) {
|
|
|
|
DEBUGP("ERROR ret: %d, slot %d\n", ret, i);
|
|
|
|
uuid_list_valid[i] = MY_NONE;
|
|
|
|
} else {
|
|
|
|
|
|
|
|
if (boc) {
|
|
|
|
DEBUGP("Collision during anticol. slot %d bit %d\n",
|
|
|
|
i, boc);
|
|
|
|
uuid_list_valid[i] = -boc;
|
|
|
|
memcpy(uuid_list[i], resp.uuid, ISO15693_UID_LEN);
|
2008-01-27 21:14:08 +00:00
|
|
|
} else {
|
2008-01-29 16:29:21 +00:00
|
|
|
DEBUGP("Slot %d ret: %d UUID: %s\n", i, ret,
|
|
|
|
rfid_hexdump(resp.uuid, ISO15693_UID_LEN));
|
|
|
|
uuid_list_valid[i] = MY_UUID;
|
|
|
|
memcpy(&uuid_list[i][0], resp.uuid, ISO15693_UID_LEN);
|
2008-01-27 21:14:08 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2008-01-29 16:29:21 +00:00
|
|
|
for (i = 0; i < num_slots; i++) {
|
2008-01-27 21:14:08 +00:00
|
|
|
if (uuid_list_valid[i] == MY_NONE) {
|
|
|
|
DEBUGP("slot[%d]: timeout\n",i);
|
|
|
|
} else if (uuid_list_valid[i] == MY_UUID) {
|
|
|
|
DEBUGP("slot[%d]: VALID uuid: %s\n", i,
|
|
|
|
rfid_hexdump(uuid_list[i], ISO15693_UID_LEN));
|
|
|
|
num_valid++;
|
|
|
|
} else if (uuid_list_valid[i] < 0) {
|
|
|
|
DEBUGP("slot[%d]: collision(%d %d,%d) uuid: %s\n",
|
|
|
|
i,uuid_list_valid[i]*-1,
|
|
|
|
(uuid_list_valid[i]*-1)/8,
|
|
|
|
(uuid_list_valid[i]*-1)%8,
|
|
|
|
rfid_hexdump(uuid_list[i], ISO15693_UID_LEN));
|
|
|
|
}
|
|
|
|
}
|
2008-01-29 16:29:21 +00:00
|
|
|
|
2008-01-27 21:14:08 +00:00
|
|
|
if (num_valid == 0)
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
return num_valid;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
iso15693_select(struct rfid_layer2_handle *handle)
|
|
|
|
{
|
|
|
|
struct iso15693_request_adressed tx_req;
|
|
|
|
int ret;
|
|
|
|
unsigned int rx_len, tx_len;
|
|
|
|
|
|
|
|
struct {
|
|
|
|
struct iso15693_response head;
|
|
|
|
u_int8_t error;
|
|
|
|
unsigned char crc[2];
|
|
|
|
} rx_buf;
|
|
|
|
rx_len = sizeof(rx_buf);
|
|
|
|
|
|
|
|
tx_req.head.command = ISO15693_CMD_SELECT;
|
|
|
|
tx_req.head.flags = RFID_15693_F4_ADDRESS | RFID_15693_F_SUBC_TWO ;
|
|
|
|
tx_req.uid = 0xE0070000020C1F18;
|
|
|
|
//req.uid = 0x181F0C02000007E0;
|
|
|
|
//req.uid = 0xe004010001950837;
|
|
|
|
//req.uid = 0x37089501000104e0;
|
|
|
|
tx_len = sizeof(tx_req);
|
|
|
|
DEBUGP("tx_len=%u", tx_len); DEBUGPC(" rx_len=%u\n",rx_len);
|
|
|
|
ret = iso15693_transceive(handle, RFID_15693_FRAME, (u_int8_t*)&tx_req,
|
|
|
|
tx_len, (u_int8_t*)&rx_buf, &rx_len, 50,0);
|
|
|
|
DEBUGP("ret: %d, error_flag: %d error: %d\n", ret,
|
|
|
|
rx_buf.head.flags&RFID_15693_RF_ERROR, 0);
|
2006-10-14 15:04:10 +00:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2006-11-28 10:06:24 +00:00
|
|
|
static int
|
|
|
|
iso15693_getopt(struct rfid_layer2_handle *handle,
|
2008-01-26 20:21:59 +00:00
|
|
|
int optname, void *optval, unsigned int *optlen)
|
2006-11-28 10:06:24 +00:00
|
|
|
{
|
2008-01-29 16:29:21 +00:00
|
|
|
unsigned int *val = optval;
|
|
|
|
u_int8_t *val_u8 = optval;
|
|
|
|
|
|
|
|
if (!optlen || !optval || *optlen < sizeof(unsigned int))
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
*optlen = sizeof(unsigned int);
|
|
|
|
|
2006-11-28 10:06:24 +00:00
|
|
|
switch (optname) {
|
|
|
|
case RFID_OPT_15693_MOD_DEPTH:
|
2008-01-29 16:29:21 +00:00
|
|
|
if (handle->priv.iso15693.vcd_ask100)
|
|
|
|
*val = RFID_15693_MOD_100ASK;
|
|
|
|
else
|
|
|
|
*val = RFID_15693_MOD_10ASK;
|
|
|
|
break;
|
2006-11-28 10:06:24 +00:00
|
|
|
case RFID_OPT_15693_VCD_CODING:
|
2008-01-29 16:29:21 +00:00
|
|
|
if (handle->priv.iso15693.vcd_out256)
|
|
|
|
*val = RFID_15693_VCD_CODING_1OUT256;
|
|
|
|
else
|
|
|
|
*val = RFID_15693_VCD_CODING_1OUT4;
|
|
|
|
break;
|
2006-11-28 10:06:24 +00:00
|
|
|
case RFID_OPT_15693_VICC_SUBC:
|
2008-01-29 16:29:21 +00:00
|
|
|
if (handle->priv.iso15693.vicc_two_subc)
|
|
|
|
*val = RFID_15693_VICC_SUBC_DUAL;
|
|
|
|
else
|
|
|
|
*val = RFID_15693_VICC_SUBC_SINGLE;
|
|
|
|
break;
|
2006-11-28 10:06:24 +00:00
|
|
|
case RFID_OPT_15693_VICC_SPEED:
|
2008-01-29 16:29:21 +00:00
|
|
|
if (handle->priv.iso15693.vicc_fast)
|
|
|
|
*val = RFID_15693_VICC_SPEED_FAST;
|
|
|
|
else
|
|
|
|
*val = RFID_15693_VICC_SPEED_SLOW;
|
|
|
|
break;
|
|
|
|
case RFID_OPT_15693_VCD_SLOTS:
|
|
|
|
if (handle->priv.iso15693.single_slot)
|
|
|
|
*val = 1;
|
|
|
|
else
|
|
|
|
*val = 16;
|
|
|
|
break;
|
|
|
|
case RFID_OPT_15693_USE_AFI:
|
|
|
|
if (handle->priv.iso15693.use_afi)
|
|
|
|
*val = 1;
|
|
|
|
else
|
|
|
|
*val = 0;
|
|
|
|
break;
|
|
|
|
case RFID_OPT_15693_AFI:
|
|
|
|
*val_u8 = handle->priv.iso15693.afi;
|
|
|
|
*optlen = sizeof(u_int8_t);
|
|
|
|
break;
|
2006-11-28 10:06:24 +00:00
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
break;
|
|
|
|
}
|
2008-01-29 16:29:21 +00:00
|
|
|
|
2006-11-28 10:06:24 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
iso15693_setopt(struct rfid_layer2_handle *handle, int optname,
|
|
|
|
const void *optval, unsigned int optlen)
|
|
|
|
{
|
2008-01-29 16:29:21 +00:00
|
|
|
unsigned int val;
|
|
|
|
|
|
|
|
if (optlen < sizeof(u_int8_t) || !optval)
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
if (optlen == sizeof(u_int8_t))
|
|
|
|
val = *((u_int8_t *) optval);
|
|
|
|
if (optlen == sizeof(u_int16_t))
|
|
|
|
val = *((u_int16_t *) optval);
|
|
|
|
if (optlen == sizeof(unsigned int))
|
|
|
|
val = *((unsigned int *) optval);
|
|
|
|
|
2006-11-28 10:06:24 +00:00
|
|
|
switch (optname) {
|
|
|
|
case RFID_OPT_15693_MOD_DEPTH:
|
2008-01-29 16:29:21 +00:00
|
|
|
switch (val) {
|
|
|
|
case RFID_15693_MOD_10ASK:
|
|
|
|
handle->priv.iso15693.vcd_ask100 = 0;
|
|
|
|
break;
|
|
|
|
case RFID_15693_MOD_100ASK:
|
|
|
|
handle->priv.iso15693.vcd_ask100 = 1;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
break;
|
2006-11-28 10:06:24 +00:00
|
|
|
case RFID_OPT_15693_VCD_CODING:
|
2008-01-29 16:29:21 +00:00
|
|
|
switch (val) {
|
|
|
|
case RFID_15693_VCD_CODING_1OUT256:
|
|
|
|
handle->priv.iso15693.vcd_out256 = 1;
|
|
|
|
break;
|
|
|
|
case RFID_15693_VCD_CODING_1OUT4:
|
|
|
|
handle->priv.iso15693.vcd_out256 = 0;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
break;
|
2006-11-28 10:06:24 +00:00
|
|
|
case RFID_OPT_15693_VICC_SUBC:
|
2008-01-29 16:29:21 +00:00
|
|
|
switch (val) {
|
|
|
|
case RFID_15693_VICC_SUBC_SINGLE:
|
|
|
|
handle->priv.iso15693.vicc_two_subc = 0;
|
|
|
|
break;
|
|
|
|
case RFID_15693_VICC_SUBC_DUAL:
|
|
|
|
handle->priv.iso15693.vicc_two_subc = 1;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
break;
|
2006-11-28 10:06:24 +00:00
|
|
|
case RFID_OPT_15693_VICC_SPEED:
|
2008-01-29 16:29:21 +00:00
|
|
|
switch (val) {
|
|
|
|
case RFID_15693_VICC_SPEED_SLOW:
|
|
|
|
handle->priv.iso15693.vicc_fast = 0;
|
|
|
|
break;
|
|
|
|
case RFID_15693_VICC_SPEED_FAST:
|
|
|
|
handle->priv.iso15693.vicc_fast = 1;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
case RFID_OPT_15693_VCD_SLOTS:
|
|
|
|
switch (val) {
|
|
|
|
case 16:
|
|
|
|
handle->priv.iso15693.single_slot = 0;
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
handle->priv.iso15693.single_slot = 1;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case RFID_OPT_15693_USE_AFI:
|
|
|
|
if (val)
|
|
|
|
handle->priv.iso15693.use_afi = 1;
|
|
|
|
else
|
2008-02-08 15:13:28 +00:00
|
|
|
handle->priv.iso15693.use_afi = 0;
|
2008-01-29 16:29:21 +00:00
|
|
|
break;
|
|
|
|
case RFID_OPT_15693_AFI:
|
|
|
|
if (val > 0xff)
|
|
|
|
return -EINVAL;
|
|
|
|
handle->priv.iso15693.afi = val;
|
|
|
|
break;
|
2006-11-28 10:06:24 +00:00
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int transceive_inventory(struct rfid_layer2_handle *l2h)
|
|
|
|
{
|
2008-01-27 21:14:08 +00:00
|
|
|
return -1;
|
2006-11-28 10:06:24 +00:00
|
|
|
}
|
|
|
|
|
2005-06-14 12:41:42 +00:00
|
|
|
static struct rfid_layer2_handle *
|
|
|
|
iso15693_init(struct rfid_reader_handle *rh)
|
|
|
|
{
|
|
|
|
int ret;
|
2006-10-14 12:34:38 +00:00
|
|
|
struct rfid_layer2_handle *h = malloc_layer2_handle(sizeof(*h));
|
2005-06-14 12:41:42 +00:00
|
|
|
if (!h)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
h->l2 = &rfid_layer2_iso15693;
|
|
|
|
h->rh = rh;
|
|
|
|
h->priv.iso15693.state = ISO15693_STATE_NONE;
|
2008-01-29 16:29:21 +00:00
|
|
|
h->priv.iso15693.vcd_ask100 = 1; /* 100ASK is easier to generate */
|
|
|
|
h->priv.iso15693.vicc_two_subc = 0;
|
|
|
|
h->priv.iso15693.vicc_fast = 1;
|
|
|
|
h->priv.iso15693.single_slot = 1;
|
|
|
|
h->priv.iso15693.vcd_out256 = 0;
|
|
|
|
h->priv.iso15693.use_afi = 0; /* not all VICC support AFI */
|
|
|
|
h->priv.iso15693.afi = 0;
|
|
|
|
|
|
|
|
ret = h->rh->reader->init(h->rh, RFID_LAYER2_ISO15693);
|
2005-06-14 12:41:42 +00:00
|
|
|
if (ret < 0) {
|
2006-10-14 12:34:38 +00:00
|
|
|
free_layer2_handle(h);
|
2005-06-14 12:41:42 +00:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return h;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
iso15693_fini(struct rfid_layer2_handle *handle)
|
|
|
|
{
|
2006-10-14 12:34:38 +00:00
|
|
|
free_layer2_handle(handle);
|
2005-06-14 12:41:42 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2006-10-14 12:34:38 +00:00
|
|
|
const struct rfid_layer2 rfid_layer2_iso15693 = {
|
2005-06-14 12:41:42 +00:00
|
|
|
.id = RFID_LAYER2_ISO15693,
|
|
|
|
.name = "ISO 15693",
|
|
|
|
.fn = {
|
|
|
|
.init = &iso15693_init,
|
2006-10-14 15:04:10 +00:00
|
|
|
.open = &iso15693_anticol,
|
2008-01-27 21:14:08 +00:00
|
|
|
//.open = &iso15693_select,
|
2006-06-13 09:55:09 +00:00
|
|
|
//.transceive = &iso15693_transceive,
|
2005-06-14 12:41:42 +00:00
|
|
|
//.close = &iso14443a_hlta,
|
|
|
|
.fini = &iso15693_fini,
|
2006-11-28 10:06:24 +00:00
|
|
|
.setopt = &iso15693_setopt,
|
|
|
|
.getopt = &iso15693_getopt,
|
2005-06-14 12:41:42 +00:00
|
|
|
},
|
|
|
|
};
|
|
|
|
|