git.rot13.org Git - librfid/blob - include/librfid/rfid_layer2.h

   1 #ifndef _RFID_LAYER2_H
   2 #define _RFID_LAYER2_H
   3
   4 #include <librfid/rfid.h>
   5
   6 struct rfid_layer2_handle;
   7 struct rfid_reader_handle;
   8
   9 enum rfid_layer2_id {
  10         RFID_LAYER2_NONE,
  11         RFID_LAYER2_ISO14443A,
  12         RFID_LAYER2_ISO14443B,
  13         RFID_LAYER2_ISO15693,
  14         RFID_LAYER2_ICODE1,
  15 };
  16
  17 /* 0...0xffff = global options, 0x10000...0x1ffff = private options */
  18 #define RFID_OPT_L2_PRIV                0x00010000
  19 enum rfid_layer2_opt {
  20         RFID_OPT_LAYER2_UID             = 0x0001,
  21         RFID_OPT_LAYER2_PROTO_SUPP      = 0x0002,
  22         RFID_OPT_LAYER2_WUP             = 0x0003,
  23 };
  24
  25 struct rfid_layer2_handle *rfid_layer2_init(struct rfid_reader_handle *rh,
  26                                             unsigned int id);
  27 int rfid_layer2_open(struct rfid_layer2_handle *l2h);
  28 int rfid_layer2_transceive(struct rfid_layer2_handle *l2h,
  29                            enum rfid_frametype frametype,
  30                            const unsigned char *tx_buf, unsigned int tx_len,
  31                            unsigned char *rx_buf, unsigned int *rx_len,
  32                            u_int64_t timeout, unsigned int flags);
  33 int rfid_layer2_close(struct rfid_layer2_handle *l2h);
  34 int rfid_layer2_fini(struct rfid_layer2_handle *l2h);
  35 int rfid_layer2_getopt(struct rfid_layer2_handle *l2h, int optname,
  36                         void *optval, unsigned int *optlen);
  37 int rfid_layer2_setopt(struct rfid_layer2_handle *l2h, int optname,
  38                         const void *optval, unsigned int optlen);
  39 char *rfid_layer2_name(struct rfid_layer2_handle *l2h);
  40 #ifdef __LIBRFID__
  41
  42 #include <librfid/rfid_layer2_iso14443a.h>
  43 #include <librfid/rfid_layer2_iso14443b.h>
  44 #include <librfid/rfid_layer2_iso15693.h>
  45 #include <librfid/rfid_layer2_icode1.h>
  46
  47 struct rfid_layer2 {
  48         unsigned int id;
  49         char *name;
  50
  51         struct {
  52                 struct rfid_layer2_handle *(*init)(struct rfid_reader_handle *h);
  53                 int (*open)(struct rfid_layer2_handle *h);
  54                 int (*transceive)(struct rfid_layer2_handle *h,
  55                                   enum rfid_frametype frametype,
  56                                   const unsigned char *tx_buf,
  57                                   unsigned int tx_len, unsigned char *rx_buf,
  58                                   unsigned int *rx_len, u_int64_t timeout,
  59                                   unsigned int flags);
  60                 int (*close)(struct rfid_layer2_handle *h);
  61                 int (*fini)(struct rfid_layer2_handle *h);
  62                 int (*getopt)(struct rfid_layer2_handle *h,
  63                               int optname, void *optval, unsigned int *optlen);
  64                 int (*setopt)(struct rfid_layer2_handle *h,
  65                               int optname, const void *optval,
  66                               unsigned int optlen);
  67         } fn;
  68 };
  69
  70 struct rfid_layer2_handle {
  71         struct rfid_reader_handle *rh;
  72         unsigned char uid[10];  /* triple size 14443a id is 10 bytes */
  73         unsigned int uid_len;
  74         unsigned int proto_supported;
  75         unsigned int flags;
  76         union {
  77                 struct iso14443a_handle iso14443a;
  78                 struct iso14443b_handle iso14443b;
  79                 struct iso15693_handle iso15693;
  80         } priv;
  81         const struct rfid_layer2 *l2;
  82 };
  83
  84 #endif /* __LIBRFID__ */
  85
  86 #endif