--- /dev/null
+/* Gemini 2000 x501 specific RC632 transport layer
+ *
+ * (C) 2006 by Frank Zirkelbach <hackbard@hackdaworld.org>
+ *
+ * Are there extensions allowing to access registers and FIFO of the rc632?
+ *
+ */
+
+/*
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+
+#include <librfid/rfid.h>
+#include <librfid/rfid_reader.h>
+#include <librfid/rfid_asic.h>
+#include <librfid/rfid_asic_rc632.h>
+#include <librfid/rfid_reader_x501.h>
+
+#include "rc632.h"
+
+#define SENDBUF_LEN 100
+#define RECVBUF_LEN 40
+
+static
+int Write1ByteToReg(struct rfid_asic_transport_handle *rath,
+ unsigned char reg, unsigned char value)
+{
+ unsigned char sndbuf[SENDBUF_LEN];
+ unsigned char rcvbuf[RECVBUF_LEN];
+ unsigned int retlen = RECVBUF_LEN;
+
+ sndbuf[0] = 0x20;
+ sndbuf[1] = 0x00;
+ sndbuf[2] = 0x01;
+ sndbuf[3] = 0x00;
+ sndbuf[4] = 0x00;
+ sndbuf[5] = 0x00;
+ sndbuf[6] = reg;
+ sndbuf[7] = value;
+
+ DEBUGP("reg=0x%02x, val=%02x: ", reg, value);
+
+ if (PC_to_RDR_Escape(rath->data, sndbuf, 8, rcvbuf,
+ &retlen) == 0) {
+ DEBUGPC("OK\n");
+ return 0;
+ }
+
+ DEBUGPC("ERROR\n");
+ return -1;
+}
+
+static int Read1ByteFromReg(struct rfid_asic_transport_handle *rath,
+ unsigned char reg,
+ unsigned char *value)
+{
+ unsigned char sndbuf[SENDBUF_LEN];
+ unsigned char recvbuf[RECVBUF_LEN];
+ unsigned int retlen = sizeof(recvbuf);
+
+ sndbuf[0] = 0x20;
+ sndbuf[1] = 0x00;
+ sndbuf[2] = 0x00;
+ sndbuf[3] = 0x00;
+ sndbuf[4] = 0x01;
+ sndbuf[5] = 0x00;
+ sndbuf[6] = reg;
+
+ if (PC_to_RDR_Escape(rath->data, sndbuf, 7, recvbuf,
+ &retlen) == 0) {
+ *value = recvbuf[1];
+ DEBUGP("reg=0x%02x, val=%02x: ", reg, *value);
+ DEBUGPC("OK\n");
+ return 0;
+ }
+
+ DEBUGPC("ERROR\n");
+ return -1;
+}
+
+static int ReadNBytesFromFIFO(struct rfid_asic_transport_handle *rath,
+ unsigned char num_bytes,
+ unsigned char *buf)
+{
+ unsigned char sndbuf[SENDBUF_LEN];
+ unsigned char recvbuf[0x7f];
+ unsigned int retlen = sizeof(recvbuf);
+
+ sndbuf[0] = 0x20;
+ sndbuf[1] = 0x00;
+ sndbuf[2] = 0x00;
+ sndbuf[3] = 0x00;
+ sndbuf[4] = num_bytes;
+ sndbuf[5] = 0x00;
+ sndbuf[6] = 0x02;
+
+ DEBUGP("num_bytes=%u: ", num_bytes);
+ if (PC_to_RDR_Escape(rath->data, sndbuf, 7, recvbuf, &retlen) == 0) {
+ DEBUGPC("%u [%s]\n", retlen,
+ rfid_hexdump(recvbuf+1, num_bytes));
+ memcpy(buf, recvbuf+1, num_bytes); // len == 0x7f
+ return 0;
+ }
+
+ DEBUGPC("ERROR\n");
+ return -1;
+}
+
+static int WriteNBytesToFIFO(struct rfid_asic_transport_handle *rath,
+ unsigned char len,
+ const unsigned char *bytes,
+ unsigned char flags)
+{
+ unsigned char sndbuf[SENDBUF_LEN];
+ unsigned char recvbuf[0x7f];
+ unsigned int retlen = sizeof(recvbuf);
+
+ sndbuf[0] = 0x20;
+ sndbuf[1] = 0x00;
+ sndbuf[2] = len;
+ sndbuf[3] = 0x00;
+ sndbuf[4] = 0x00;
+ sndbuf[5] = flags;
+ sndbuf[6] = 0x02;
+
+ DEBUGP("%u [%s]: ", len, rfid_hexdump(bytes, len));
+
+ memcpy(sndbuf+7, bytes, len);
+
+ if (PC_to_RDR_Escape(rath->data, sndbuf, len+7, recvbuf, &retlen) == 0) {
+ DEBUGPC("OK (%u [%s])\n", retlen, rfid_hexdump(recvbuf, retlen));
+ return 0;
+ }
+
+ DEBUGPC("ERROR\n");
+ return -1;
+}
+
+#if 0
+static int TestFIFO(struct rc632_handle *handle)
+{
+ unsigned char sndbuf[60]; // 0x3c
+
+ // FIXME: repne stosd, call
+
+ memset(sndbuf, 0, sizeof(sndbuf));
+
+ if (WriteNBytesToFIFO(handle, sizeof(sndbuf), sndbuf, 0) < 0)
+ return -1;
+
+ return ReadNBytesFromFIFO(handle, sizeof(sndbuf), sndbuf);
+}
+#endif
+
+static int x501_transcieve(struct rfid_reader_handle *rh,
+ enum rfid_frametype frametype,
+ const unsigned char *tx_data, unsigned int tx_len,
+ unsigned char *rx_data, unsigned int *rx_len,
+ u_int64_t timeout, unsigned int flags)
+{
+ return rh->ah->asic->priv.rc632.fn.transcieve(rh->ah, frametype,
+ tx_data, tx_len, rx_data,
+ rx_len, timeout, flags);
+}
+
+static int x501_transcieve_sf(struct rfid_reader_handle *rh,
+ unsigned char cmd, struct iso14443a_atqa *atqa)
+{
+ return rh->ah->asic->priv.rc632.fn.iso14443a.transcieve_sf(rh->ah,
+ cmd,
+ atqa);
+}
+
+static int
+x501_transcieve_acf(struct rfid_reader_handle *rh,
+ struct iso14443a_anticol_cmd *cmd,
+ unsigned int *bit_of_col)
+{
+ return rh->ah->asic->priv.rc632.fn.iso14443a.transcieve_acf(rh->ah,
+ cmd, bit_of_col);
+}
+
+static int
+x501_14443a_init(struct rfid_reader_handle *rh)
+{
+ return rh->ah->asic->priv.rc632.fn.iso14443a.init(rh->ah);
+}
+
+static int
+x501_14443a_set_speed(struct rfid_reader_handle *rh,
+ unsigned int tx,
+ unsigned int speed)
+{
+ u_int8_t rate;
+
+ DEBUGP("setting rate: ");
+ switch (speed) {
+ case RFID_14443A_SPEED_106K:
+ rate = 0x00;
+ DEBUGPC("106K\n");
+ break;
+ case RFID_14443A_SPEED_212K:
+ rate = 0x01;
+ DEBUGPC("212K\n");
+ break;
+ case RFID_14443A_SPEED_424K:
+ rate = 0x02;
+ DEBUGPC("424K\n");
+ break;
+ case RFID_14443A_SPEED_848K:
+ rate = 0x03;
+ DEBUGPC("848K\n");
+ break;
+ default:
+ return -EINVAL;
+ break;
+ }
+ return rh->ah->asic->priv.rc632.fn.iso14443a.set_speed(rh->ah,
+ tx, rate);
+}
+
+static int
+x501_14443b_init(struct rfid_reader_handle *rh)
+{
+ return rh->ah->asic->priv.rc632.fn.iso14443b.init(rh->ah);
+}
+
+static int
+x501_15693_init(struct rfid_reader_handle *rh)
+{
+ return rh->ah->asic->priv.rc632.fn.iso15693.init(rh->ah);
+}
+
+static int
+x501_mifare_setkey(struct rfid_reader_handle *rh, const u_int8_t *key)
+{
+ return rh->ah->asic->priv.rc632.fn.mifare_classic.setkey(rh->ah, key);
+}
+
+static int
+x501_mifare_auth(struct rfid_reader_handle *rh, u_int8_t cmd,
+ u_int32_t serno, u_int8_t block)
+{
+ return rh->ah->asic->priv.rc632.fn.mifare_classic.auth(rh->ah,
+ cmd, serno, block);
+}
+
+struct rfid_asic_transport x501_ccid = {
+ .name = "X501 OpenCT",
+ .priv.rc632 = {
+ .fn = {
+ .reg_write = &Write1ByteToReg,
+ .reg_read = &Read1ByteFromReg,
+ .fifo_write = &WriteNBytesToFIFO,
+ .fifo_read = &ReadNBytesFromFIFO,
+ },
+ },
+};
+
+static int x501_enable_rc632(struct rfid_asic_transport_handle *rath)
+{
+ unsigned char tx_buf[1] = { 0x01 };
+ unsigned char rx_buf[64];
+ unsigned int rx_len = sizeof(rx_buf);
+
+ PC_to_RDR_Escape(rath->data, tx_buf, 1, rx_buf, &rx_len);
+ printf("received %u bytes from 01 command\n", rx_len);
+
+ return 0;
+}
+
+static struct rfid_reader_handle *
+x501_open(void *data)
+{
+ struct rfid_reader_handle *rh;
+ struct rfid_asic_transport_handle *rath;
+
+ rh = malloc(sizeof(*rh));
+ if (!rh)
+ return NULL;
+ memset(rh, 0, sizeof(*rh));
+
+ rath = malloc(sizeof(*rath));
+ if (!rath)
+ goto out_rh;
+ memset(rath, 0, sizeof(*rath));
+
+ rath->rat = &x501_ccid;
+ rh->reader = &rfid_reader_x501;
+
+ if (x501_source_init(rath) < 0)
+ goto out_rath;
+
+ if (x501_enable_rc632(rath) < 0)
+ goto out_rath;
+
+ rh->ah = rc632_open(rath);
+ if (!rh->ah)
+ goto out_rath;
+
+ DEBUGP("returning %p\n", rh);
+ return rh;
+
+out_rath:
+ free(rath);
+out_rh:
+ free(rh);
+
+ return NULL;
+}
+
+static void
+x501_close(struct rfid_reader_handle *rh)
+{
+ struct rfid_asic_transport_handle *rath = rh->ah->rath;
+ rc632_close(rh->ah);
+ free(rath);
+ free(rh);
+}
+
+struct rfid_reader rfid_reader_x501 = {
+ .name = "Omnikey CardMan 5121 RFID",
+ .open = &x501_open,
+ .close = &x501_close,
+ .transcieve = &x501_transcieve,
+ .iso14443a = {
+ .init = &x501_14443a_init,
+ .transcieve_sf = &x501_transcieve_sf,
+ .transcieve_acf = &x501_transcieve_acf,
+ .speed = RFID_14443A_SPEED_106K | RFID_14443A_SPEED_212K |
+ RFID_14443A_SPEED_424K, //| RFID_14443A_SPEED_848K,
+ .set_speed = &x501_14443a_set_speed,
+ },
+ .iso14443b = {
+ .init = &x501_14443b_init,
+ },
+ .mifare_classic = {
+ .setkey = &x501_mifare_setkey,
+ .auth = &x501_mifare_auth,
+ },
+};
+
+
projects / rfid / librfid.git / commitdiff