git.zerfleddert.de Git - proxmark3-svn/blob - armsrc/iso14443a.h

   1 //-----------------------------------------------------------------------------
   2 // Merlok - June 2011
   3 // Gerhard de Koning Gans - May 2008
   4 // Hagen Fritsch - June 2010
   5 //
   6 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   7 // at your option, any later version. See the LICENSE.txt file for the text of
   8 // the license.
   9 //-----------------------------------------------------------------------------
  10 // Routines to support ISO 14443 type A.
  11 //-----------------------------------------------------------------------------
  12
  13 #ifndef __ISO14443A_H
  14 #define __ISO14443A_H
  15
  16 #include <stdint.h>
  17 #include <stdbool.h>
  18 #include "usb_cmd.h"
  19 #include "mifare.h"
  20
  21 typedef struct {
  22   uint8_t* response;
  23   uint8_t* modulation;
  24   uint16_t response_n;
  25   uint16_t modulation_n;
  26   uint32_t ProxToAirDuration;
  27   uint8_t  par; // enough for precalculated parity of 8 Byte responses
  28 } tag_response_info_t;
  29
  30 extern void GetParity(const uint8_t *pbtCmd, uint16_t len, uint8_t *par);
  31 extern void AppendCrc14443a(uint8_t *data, int len);
  32
  33 extern void RAMFUNC SnoopIso14443a(uint8_t param);
  34 extern void SimulateIso14443aTag(int tagType, int uid_1st, int uid_2nd, byte_t *data);
  35 extern void ReaderIso14443a(UsbCommand *c);
  36 extern void ReaderTransmit(uint8_t *frame, uint16_t len, uint32_t *timing);
  37 extern void ReaderTransmitBitsPar(uint8_t *frame, uint16_t bits, uint8_t *par, uint32_t *timing);
  38 extern void ReaderTransmitPar(uint8_t *frame, uint16_t len, uint8_t *par, uint32_t *timing);
  39 extern int ReaderReceive(uint8_t *receivedAnswer, uint8_t *par);
  40 extern void ReaderMifare(bool first_try);
  41
  42 extern int EmGetCmd(uint8_t *received, uint16_t *len, uint8_t *parity);
  43 extern int EmSendCmd(uint8_t *resp, uint16_t respLen);
  44 extern int EmSendCmdEx(uint8_t *resp, uint16_t respLen, bool correctionNeeded);
  45 extern int EmSend4bit(uint8_t resp);
  46 extern int EmSendCmdPar(uint8_t *resp, uint16_t respLen, uint8_t *par);
  47 extern int EmSendPrecompiledCmd(tag_response_info_t *response_info, bool correctionNeeded);
  48
  49 extern bool prepare_allocated_tag_modulation(tag_response_info_t *response_info, uint8_t **buffer, size_t *buffer_size);
  50
  51 extern void iso14443a_setup(uint8_t fpga_minor_mode);
  52 extern int iso14_apdu(uint8_t *cmd, uint16_t cmd_len, void *data);
  53 extern int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades, bool no_rats);
  54 extern void iso14a_set_trigger(bool enable);
  55 extern void iso14a_set_timeout(uint32_t timeout);
  56 #endif /* __ISO14443A_H */