git.zerfleddert.de Git - proxmark3-svn/blob - common/protocols.c

   1 #include "protocols.h"
   2
   3 // ATA55xx shared presets & routines
   4 uint32_t GetT55xxClockBit(uint32_t clock) {
   5         switch (clock) {
   6                 case 128: return T55x7_BITRATE_RF_128;
   7                 case 100: return T55x7_BITRATE_RF_100;
   8                 case  64: return T55x7_BITRATE_RF_64;
   9                 case  50: return T55x7_BITRATE_RF_50;
  10                 case  40: return T55x7_BITRATE_RF_40;
  11                 case  32: return T55x7_BITRATE_RF_32;
  12                 case  16: return T55x7_BITRATE_RF_16;
  13                 case   8: return T55x7_BITRATE_RF_8;
  14                 default : return 0;
  15         }
  16 }
  17
  18 #ifndef ON_DEVICE
  19 #include "ui.h"
  20 #define prnt PrintAndLog
  21
  22 uint8_t isset(uint8_t val, uint8_t mask) {
  23         return (val & mask);
  24 }
  25
  26 uint8_t notset(uint8_t val, uint8_t mask){
  27         return !(val & mask);
  28 }
  29
  30 void fuse_config(const picopass_hdr *hdr) {
  31         uint8_t fuses = hdr->conf.fuses;
  32
  33         if (isset(fuses,FUSE_FPERS))
  34                 prnt("  Mode: Personalization [Programmable]");
  35         else
  36                 prnt("  Mode: Application [Locked]");
  37
  38         if (isset(fuses, FUSE_CODING1)) {
  39                 prnt("  Coding: RFU");
  40         } else {
  41                 if( isset( fuses , FUSE_CODING0))
  42                         prnt("  Coding: ISO 14443-2 B/ISO 15693");
  43                 else
  44                         prnt("  Coding: ISO 14443B only");
  45         }
  46         if( isset (fuses,FUSE_CRYPT1 | FUSE_CRYPT0 )) prnt("    Crypt: Secured page, keys not locked");
  47         if( isset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt("   Crypt: Secured page, keys not locked");
  48         if( notset (fuses,FUSE_CRYPT1) && isset( fuses, FUSE_CRYPT0 )) prnt("   Crypt: Non secured page");
  49         if( notset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt("  Crypt: No auth possible. Read only if RA is enabled");
  50
  51         if( isset( fuses, FUSE_RA))
  52                 prnt("  RA: Read access enabled");
  53         else
  54                 prnt("  RA: Read access not enabled");
  55 }
  56
  57 void getMemConfig(uint8_t mem_cfg, uint8_t chip_cfg, uint8_t *max_blk, uint8_t *app_areas, uint8_t *kb) {
  58         // mem-bit 5, mem-bit 7, chip-bit 4: defines chip type
  59         uint8_t k16             = isset(mem_cfg, 0x80);
  60         //uint8_t k2            = isset(mem_cfg, 0x08);
  61         uint8_t book    = isset(mem_cfg, 0x20);
  62
  63         if(isset(chip_cfg, 0x10) && !k16 && !book) {
  64                 *kb = 2;
  65                 *app_areas = 2;
  66                 *max_blk = 31;
  67         } else if(isset(chip_cfg, 0x10) && k16 && !book) {
  68                 *kb = 16;
  69                 *app_areas = 2;
  70                 *max_blk = 255; //16kb
  71         } else if(notset(chip_cfg, 0x10) && !k16 && !book) {
  72                 *kb = 16;
  73                 *app_areas = 16;
  74                 *max_blk = 255; //16kb
  75         } else if(isset(chip_cfg, 0x10) && k16 && book) {
  76                 *kb = 32;
  77                 *app_areas = 3;
  78                 *max_blk = 255; //16kb
  79         } else if(notset(chip_cfg, 0x10) && !k16 && book) {
  80                 *kb = 32;
  81                 *app_areas = 17;
  82                 *max_blk = 255; //16kb
  83         } else {
  84                 *kb = 32;
  85                 *app_areas = 2;
  86                 *max_blk = 255;
  87         }
  88 }
  89
  90 void mem_app_config(const picopass_hdr *hdr) {
  91         uint8_t mem = hdr->conf.mem_config;
  92         uint8_t chip = hdr->conf.chip_config;
  93         uint8_t applimit = hdr->conf.app_limit;
  94         if (applimit < 6) applimit = 26;
  95         uint8_t kb = 2;
  96         uint8_t app_areas = 2;
  97         uint8_t max_blk = 31;
  98         getMemConfig(mem, chip, &max_blk, &app_areas, &kb);
  99         prnt("  Mem: %u KBits/%u App Areas (%u * 8 bytes) [%02X]", kb, app_areas, max_blk, mem);
 100         prnt("  AA1: blocks 06-%02X", applimit);
 101         prnt("  AA2: blocks %02X-%02X", applimit+1, max_blk);
 102
 103         prnt("");
 104         uint8_t book = isset(mem, 0x20);
 105         if (book) {
 106                 prnt("KeyAccess:");
 107                 prnt("\tRead A - Kd");
 108                 prnt("\tRead B - Kc");
 109                 prnt("\tWrite A - Kd");
 110                 prnt("\tWrite B - Kc");
 111                 prnt("\tDebit  - Kd or Kc");
 112                 prnt("\tCredit - Kc");
 113         } else{
 114                 prnt("KeyAccess:");
 115                 prnt("\tRead A - Kd or Kc");
 116                 prnt("\tRead B - Kd or Kc");
 117                 prnt("\tWrite A - Kc");
 118                 prnt("\tWrite B - Kc");
 119                 prnt("\tDebit  - Kd or Kc");
 120                 prnt("\tCredit - Kc");
 121         }
 122 }
 123 void print_picopass_info(const picopass_hdr *hdr) {
 124         fuse_config(hdr);
 125         mem_app_config(hdr);
 126 }
 127 void printIclassDumpInfo(uint8_t* iclass_dump) {
 128         print_picopass_info((picopass_hdr *) iclass_dump);
 129 }
 130
 131 /*
 132 void test() {
 133         picopass_hdr hdr = {0x27,0xaf,0x48,0x01,0xf9,0xff,0x12,0xe0,0x12,0xff,0xff,0xff,0x7f,0x1f,0xff,0x3c};
 134         prnt("Picopass configuration:");
 135         print_picopass_info(&hdr);
 136 }
 137 int main(int argc, char *argv[]) {
 138         test();
 139         return 0;
 140 }
 141 */
 142
 143 #endif
 144 //ON_DEVICE