include/iso14b.h

   1 //-----------------------------------------------------------------------------
   2 // (c) 2020 Iceman
   3 //
   4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   5 // at your option, any later version. See the LICENSE.txt file for the text of
   6 // the license.
   7 //-----------------------------------------------------------------------------
   8 // ISO 14443B type prototyping
   9 //-----------------------------------------------------------------------------
  10
  11 #ifndef _ISO14B_H_
  12 #define _ISO14B_H_
  13
  14 #include "common.h"
  15 typedef struct {
  16     uint8_t uid[10];
  17     uint8_t uidlen;
  18     uint8_t atqb[7];
  19     uint8_t chipid;
  20     uint8_t cid;
  21 } PACKED iso14b_card_select_t;
  22
  23 typedef struct {
  24     uint8_t uid[4];
  25     uint8_t pc;
  26     uint8_t fc;
  27 } PACKED iso14b_cts_card_select_t;
  28
  29 typedef enum ISO14B_COMMAND {
  30     ISO14B_CONNECT = (1 << 0),
  31     ISO14B_DISCONNECT = (1 << 1),
  32     ISO14B_APDU = (1 << 2),
  33     ISO14B_RAW = (1 << 3),
  34     ISO14B_REQUEST_TRIGGER = (1 << 4),
  35     ISO14B_APPEND_CRC = (1 << 5),
  36     ISO14B_SELECT_STD = (1 << 6),
  37     ISO14B_SELECT_SR = (1 << 7),
  38     ISO14B_SET_TIMEOUT = (1 << 8),
  39     ISO14B_SEND_CHAINING = (1 << 9),
  40     ISO14B_SELECT_CTS = (1 << 10),
  41     ISO14B_CLEARTRACE = (1 << 11),
  42 } iso14b_command_t;
  43
  44 typedef struct {
  45     uint16_t flags;      // the ISO14B_COMMAND enum
  46     uint32_t timeout;
  47     uint16_t rawlen;
  48     uint8_t raw[];
  49 } PACKED iso14b_raw_cmd_t;
  50
  51
  52 #define US_TO_SSP(x)   ( (uint32_t)((x) * 3.39) )
  53 #define SSP_TO_US(x)   ( (uint32_t)((x) / 3.39) )
  54
  55 #define ETU_TO_SSP(x)  ((x) * 32)
  56 #define SSP_TO_ETU(x)  ((x) / 32)
  57
  58 #define ETU_TO_US(x)   ((((x) * 9440000) / 1000000) + 0.5)
  59 #define US_TO_ETU(x)   ((((x) * 1000000 / 9440000) + 0.5))
  60
  61 #endif // _ISO14B_H_