librfid/include/librfid/rfid_protocol.h

103 lines
2.9 KiB
C

#ifndef _RFID_PROTOCOL_H
#define _RFID_PROTOCOL_H
#include <librfid/rfid_layer2.h>
struct rfid_protocol_handle;
struct rfid_protocol_handle *
rfid_protocol_init(struct rfid_layer2_handle *l2h, unsigned int id);
int rfid_protocol_open(struct rfid_protocol_handle *ph);
int rfid_protocol_transceive(struct rfid_protocol_handle *ph,
const unsigned char *tx_buf, unsigned int tx_len,
unsigned char *rx_buf, unsigned int *rx_len,
unsigned int timeout, unsigned int flags);
int
rfid_protocol_read(struct rfid_protocol_handle *ph,
unsigned int page,
unsigned char *rx_data,
unsigned int *rx_len);
int
rfid_protocol_write(struct rfid_protocol_handle *ph,
unsigned int page,
unsigned char *tx_data,
unsigned int tx_len);
int rfid_protocol_fini(struct rfid_protocol_handle *ph);
int rfid_protocol_close(struct rfid_protocol_handle *ph);
int rfid_protocol_getopt(struct rfid_protocol_handle *ph, int optname,
void *optval, unsigned int *optlen);
int rfid_protocol_setopt(struct rfid_protocol_handle *ph, int optname,
const void *optval, unsigned int optlen);
char *rfid_protocol_name(struct rfid_protocol_handle *ph);
enum rfid_protocol_id {
RFID_PROTOCOL_UNKNOWN,
RFID_PROTOCOL_TCL,
RFID_PROTOCOL_MIFARE_UL,
RFID_PROTOCOL_MIFARE_CLASSIC,
NUM_RFID_PROTOCOLS
};
enum rfid_protocol_opt {
RFID_OPT_PROTO_ID,
};
#ifdef __LIBRFID__
struct rfid_protocol {
unsigned int id;
char *name;
struct {
struct rfid_protocol_handle *(*init)(struct rfid_layer2_handle *l2h);
int (*open)(struct rfid_protocol_handle *ph);
int (*close)(struct rfid_protocol_handle *ph);
int (*fini)(struct rfid_protocol_handle *ph);
/* transceive for session based transport protocols */
int (*transceive)(struct rfid_protocol_handle *ph,
const unsigned char *tx_buf,
unsigned int tx_len,
unsigned char *rx_buf,
unsigned int *rx_len,
unsigned int timeout,
unsigned int flags);
/* read/write for synchronous memory cards */
int (*read)(struct rfid_protocol_handle *ph,
unsigned int page,
unsigned char *rx_data,
unsigned int *rx_len);
int (*write)(struct rfid_protocol_handle *ph,
unsigned int page,
unsigned char *tx_data,
unsigned int tx_len);
int (*getopt)(struct rfid_protocol_handle *h,
int optname, void *optval, unsigned int *optlen);
int (*setopt)(struct rfid_protocol_handle *h,
int optname, const void *optval,
unsigned int optlen);
} fn;
};
#include <librfid/rfid_protocol_tcl.h>
#include <librfid/rfid_protocol_mifare_ul.h>
#include <librfid/rfid_protocol_mifare_classic.h>
struct rfid_protocol_handle {
struct rfid_layer2_handle *l2h;
struct rfid_protocol *proto;
union {
struct tcl_handle tcl;
} priv; /* priv has to be last, since
* it could contain additional
* private data over the end of
* sizeof(priv). */
};
#endif /* __LIBRFID__ */
#endif /* _RFID_PROTOCOL_H */