git.rot13.org Git - librfid/blob - include/rfid/rfid_protocol.h

   1 #ifndef _RFID_PROTOCOL_H
   2 #define _RFID_PROTOCOL_H
   3
   4 #include <rfid/rfid_layer2.h>
   5
   6 #include <rfid/rfid_protocol_tcl.h>
   7
   8 struct rfid_protocol_handle;
   9
  10 struct rfid_protocol {
  11         struct rfid_protocol *next;
  12         unsigned int id;
  13         char *name;
  14         struct {
  15                 struct rfid_protocol_handle *(*init)(struct rfid_layer2_handle *l2h);
  16                 int (*open)(struct rfid_protocol_handle *ph);
  17                 int (*close)(struct rfid_protocol_handle *ph);
  18                 int (*fini)(struct rfid_protocol_handle *ph);
  19                 int (*transcieve)(struct rfid_protocol_handle *ph,
  20                                   const unsigned char *tx_buf,
  21                                   unsigned int tx_len,
  22                                   unsigned char *rx_buf,
  23                                   unsigned int *rx_len,
  24                                   unsigned int timeout,
  25                                   unsigned int flags);
  26         } fn;
  27 };
  28
  29 struct rfid_protocol_handle {
  30         struct rfid_layer2_handle *l2h;
  31         struct rfid_protocol *proto;
  32         union {
  33                 struct tcl_handle tcl;
  34         } priv;                         /* priv has to be last, since
  35                                          * it could contain additional
  36                                          * private data over the end of
  37                                          * sizeof(priv). */
  38 };
  39
  40 struct rfid_protocol_handle *
  41 rfid_protocol_init(struct rfid_layer2_handle *l2h, unsigned int id);
  42 int rfid_protocol_open(struct rfid_protocol_handle *ph);
  43 int rfid_protocol_transcieve(struct rfid_protocol_handle *ph,
  44                              const unsigned char *tx_buf, unsigned int tx_len,
  45                              unsigned char *rx_buf, unsigned int *rx_len,
  46                              unsigned int timeout, unsigned int flags);
  47 int rfid_protocol_fini(struct rfid_protocol_handle *ph);
  48 int rfid_protocol_close(struct rfid_protocol_handle *ph);
  49
  50 int rfid_protocol_register(struct rfid_protocol *p);
  51
  52 enum rfid_protocol_id {
  53         RFID_PROTOCOL_UNKNOWN,
  54         RFID_PROTOCOL_TCL,
  55 };
  56 #endif