include/librfid/rfid_layer2.h

   1 #ifndef _RFID_LAYER2_H
   2 #define _RFID_LAYER2_H
   3
   4 #include <sys/types.h>
   5 #include <librfid/rfid.h>
   6
   7 struct rfid_layer2_handle;
   8 struct rfid_reader_handle;
   9
  10 enum rfid_layer2_id {
  11         RFID_LAYER2_NONE,
  12         RFID_LAYER2_ISO14443A,
  13         RFID_LAYER2_ISO14443B,
  14         RFID_LAYER2_ISO15693,
  15 };
  16
  17 struct rfid_layer2_handle *rfid_layer2_init(struct rfid_reader_handle *rh,
  18                                             unsigned int id);
  19 int rfid_layer2_open(struct rfid_layer2_handle *l2h);
  20 int rfid_layer2_transcieve(struct rfid_layer2_handle *l2h,
  21                            enum rfid_frametype frametype,
  22                            const unsigned char *tx_buf, unsigned int tx_len,
  23                            unsigned char *rx_buf, unsigned int *rx_len,
  24                            u_int64_t timeout, unsigned int flags);
  25 int rfid_layer2_close(struct rfid_layer2_handle *l2h);
  26 int rfid_layer2_fini(struct rfid_layer2_handle *l2h);
  27 int rfid_layer2_getopt(struct rfid_layer2_handle *ph, int optname,
  28                         void *optval, unsigned int *optlen);
  29 int rfid_layer2_setopt(struct rfid_layer2_handle *ph, int optname,
  30                         const void *optval, unsigned int optlen);
  31
  32 #ifdef __LIBRFID__
  33
  34 #include <librfid/rfid_layer2_iso14443a.h>
  35 #include <librfid/rfid_layer2_iso14443b.h>
  36 #include <librfid/rfid_layer2_iso15693.h>
  37
  38 struct rfid_layer2 {
  39         unsigned int id;
  40         char *name;
  41
  42         struct {
  43                 struct rfid_layer2_handle *(*init)(struct rfid_reader_handle *h);
  44                 int (*open)(struct rfid_layer2_handle *h);
  45                 int (*transcieve)(struct rfid_layer2_handle *h,
  46                                   enum rfid_frametype frametype,
  47                                   const unsigned char *tx_buf,
  48                                   unsigned int tx_len, unsigned char *rx_buf,
  49                                   unsigned int *rx_len, u_int64_t timeout,
  50                                   unsigned int flags);
  51                 int (*close)(struct rfid_layer2_handle *h);
  52                 int (*fini)(struct rfid_layer2_handle *h);
  53                 int (*getopt)(struct rfid_layer2_handle *h,
  54                               int optname, void *optval, unsigned int *optlen);
  55                 int (*setopt)(struct rfid_layer2_handle *h,
  56                               int optname, const void *optval,
  57                               unsigned int optlen);
  58         } fn;
  59         struct rfid_layer2 *next;
  60 };
  61
  62 struct rfid_layer2_handle {
  63         struct rfid_reader_handle *rh;
  64         unsigned char uid[10];  /* triple size 14443a id is 10 bytes */
  65         unsigned int uid_len;
  66         union {
  67                 struct iso14443a_handle iso14443a;
  68                 struct iso14443b_handle iso14443b;
  69                 struct iso15693_handle iso15693;
  70         } priv;
  71         struct rfid_layer2 *l2;
  72 };
  73
  74 #endif /* __LIBRFID__ */
  75
  76 #endif