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

   1 #ifndef _RFID_PROTOCOL_TCL_H
   2 #define _RFID_PROTOCOL_TCL_H
   3
   4 enum tcl_transport_rate {
   5         TCL_RATE_106    = 0x01,
   6         TCL_RATE_212    = 0x02,
   7         TCL_RATE_424    = 0x04,
   8         TCL_RATE_848    = 0x08,
   9 };
  10
  11 enum tcl_transport_transcieve_flags {
  12         TCL_TRANSP_F_TX_CRC     = 0x01, /* transport adds TX CRC */
  13         TCL_TRANSP_F_RX_CRC     = 0x02,
  14 };
  15
  16
  17 struct tcl_handle {
  18         /* derived from ats */
  19         unsigned char *historical_bytes; /* points into ats */
  20         unsigned int historical_len;
  21
  22         unsigned int fsc;       /* max frame size accepted by card */
  23         unsigned int fsd;       /* max frame size accepted by reader */
  24         unsigned int fwt;       /* frame waiting time */
  25         unsigned char ta;       /* divisor information */
  26         unsigned char sfgt;     /* start-up frame guard time */
  27
  28         /* otherwise determined */
  29         unsigned int cid;       /* Card ID */
  30         unsigned int nad;       /* Node Address */
  31
  32         unsigned int flags;
  33         unsigned int state;     /* protocol state */
  34
  35         unsigned int toggle;    /* send toggle with next frame */
  36
  37         unsigned int ats_len;
  38         unsigned char ats[0];
  39 };
  40
  41 enum tcl_handle_flags {
  42         TCL_HANDLE_F_NAD_SUPPORTED      = 0x0001,
  43         TCL_HANDLE_F_CID_SUPPORTED      = 0x0002,
  44         TCL_HANDLE_F_NAD_USED           = 0x0010,
  45         TCL_HANDLE_F_CID_USED           = 0x0020,
  46 };
  47
  48
  49 enum tcl_pcb_bits {
  50         TCL_PCB_CID_FOLLOWING           = 0x08,
  51         TCL_PCB_NAD_FOLLOWING           = 0x04,
  52 };
  53
  54 enum tcl_pcd_state {
  55         TCL_STATE_NONE = 0x00,
  56         TCL_STATE_INITIAL,
  57         TCL_STATE_RATS_SENT,            /* waiting for ATS */
  58         TCL_STATE_ATS_RCVD,             /* ATS received */
  59         TCL_STATE_PPS_SENT,             /* waiting for PPS response */
  60         TCL_STATE_ESTABLISHED,          /* xchg transparent data */
  61         TCL_STATE_DESELECT_SENT,        /* waiting for DESELECT response */
  62         TCL_STATE_DESELECTED,           /* card deselected or HLTA'd */
  63 };
  64
  65 struct rfid_protocol rfid_protocol_tcl;
  66
  67 #endif