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https://github.com/RfidResearchGroup/proxmark3.git
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dd98b934bc
CHG: 'hf iclass reader' - two rules according to datasheet if app_limit is less than 0x6, app_limit should be 0x6 if app_limit is bigger than 31/0x1F on 2kb picopass, the app_limit should be 26/0x1A
152 lines
4 KiB
C
152 lines
4 KiB
C
#include "protocols.h"
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// ATA55xx shared presets & routines
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uint32_t GetT55xxClockBit(uint32_t clock) {
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switch (clock) {
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case 128: return T55x7_BITRATE_RF_128;
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case 100: return T55x7_BITRATE_RF_100;
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case 64: return T55x7_BITRATE_RF_64;
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case 50: return T55x7_BITRATE_RF_50;
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case 40: return T55x7_BITRATE_RF_40;
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case 32: return T55x7_BITRATE_RF_32;
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case 16: return T55x7_BITRATE_RF_16;
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case 8: return T55x7_BITRATE_RF_8;
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default : return 0;
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}
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}
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#ifndef ON_DEVICE
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#include "ui.h"
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#define prnt PrintAndLog
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uint8_t isset(uint8_t val, uint8_t mask) {
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return (val & mask);
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}
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uint8_t notset(uint8_t val, uint8_t mask){
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return !(val & mask);
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}
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void fuse_config(const picopass_hdr *hdr) {
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uint8_t fuses = hdr->conf.fuses;
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if (isset(fuses,FUSE_FPERS))
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prnt(" Mode: Personalization [Programmable]");
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else
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prnt(" Mode: Application [Locked]");
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if (isset(fuses, FUSE_CODING1)) {
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prnt(" Coding: RFU");
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} else {
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if( isset( fuses , FUSE_CODING0))
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prnt(" Coding: ISO 14443-2 B/ISO 15693");
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else
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prnt(" Coding: ISO 14443B only");
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}
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// 1 1
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if( isset (fuses,FUSE_CRYPT1) && isset(fuses, FUSE_CRYPT0 )) prnt(" Crypt: Secured page, keys not locked");
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// 1 0
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if( isset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: Secured page, keys locked");
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// 0 1
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if( notset (fuses,FUSE_CRYPT1) && isset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: Non secured page");
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// 0 0
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if( notset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: No auth possible. Read only if RA is enabled");
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if( isset( fuses, FUSE_RA))
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prnt(" RA: Read access enabled");
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else
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prnt(" RA: Read access not enabled");
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}
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void getMemConfig(uint8_t mem_cfg, uint8_t chip_cfg, uint8_t *max_blk, uint8_t *app_areas, uint8_t *kb) {
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// mem-bit 5, mem-bit 7, chip-bit 4: defines chip type
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uint8_t k16 = isset(mem_cfg, 0x80);
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//uint8_t k2 = isset(mem_cfg, 0x08);
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uint8_t book = isset(mem_cfg, 0x20);
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if(isset(chip_cfg, 0x10) && !k16 && !book) {
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*kb = 2;
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*app_areas = 2;
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*max_blk = 31;
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} else if(isset(chip_cfg, 0x10) && k16 && !book) {
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*kb = 16;
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*app_areas = 2;
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*max_blk = 255; //16kb
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} else if(notset(chip_cfg, 0x10) && !k16 && !book) {
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*kb = 16;
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*app_areas = 16;
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*max_blk = 255; //16kb
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} else if(isset(chip_cfg, 0x10) && k16 && book) {
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*kb = 32;
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*app_areas = 3;
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*max_blk = 255; //16kb
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} else if(notset(chip_cfg, 0x10) && !k16 && book) {
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*kb = 32;
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*app_areas = 17;
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*max_blk = 255; //16kb
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} else {
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*kb = 32;
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*app_areas = 2;
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*max_blk = 255;
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}
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}
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void mem_app_config(const picopass_hdr *hdr) {
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uint8_t mem = hdr->conf.mem_config;
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uint8_t chip = hdr->conf.chip_config;
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uint8_t applimit = hdr->conf.app_limit;
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uint8_t kb = 2;
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uint8_t app_areas = 2;
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uint8_t max_blk = 31;
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getMemConfig(mem, chip, &max_blk, &app_areas, &kb);
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if (applimit < 6) applimit = 26;
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if (kb == 2 && (applimit > 0x1f) ) applimit = 26;
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prnt(" Mem: %u KBits/%u App Areas (%u * 8 bytes) [%02X]", kb, app_areas, max_blk, mem);
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prnt(" AA1: blocks 06-%02X", applimit);
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prnt(" AA2: blocks %02X-%02X", applimit+1, max_blk);
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prnt(" OTP: 0x%02X%02X", hdr->conf.otp[1], hdr->conf.otp[0]);
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prnt("");
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uint8_t book = isset(mem, 0x20);
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if (book) {
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prnt("KeyAccess:");
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prnt("\tRead A - Kd");
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prnt("\tRead B - Kc");
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prnt("\tWrite A - Kd");
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prnt("\tWrite B - Kc");
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prnt("\tDebit - Kd or Kc");
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prnt("\tCredit - Kc");
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} else{
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prnt("KeyAccess:");
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prnt("\tRead A - Kd or Kc");
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prnt("\tRead B - Kd or Kc");
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prnt("\tWrite A - Kc");
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prnt("\tWrite B - Kc");
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prnt("\tDebit - Kd or Kc");
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prnt("\tCredit - Kc");
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}
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}
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void print_picopass_info(const picopass_hdr *hdr) {
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fuse_config(hdr);
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mem_app_config(hdr);
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}
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void printIclassDumpInfo(uint8_t* iclass_dump) {
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print_picopass_info((picopass_hdr *) iclass_dump);
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}
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/*
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void test() {
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picopass_hdr hdr = {0x27,0xaf,0x48,0x01,0xf9,0xff,0x12,0xe0,0x12,0xff,0xff,0xff,0x7f,0x1f,0xff,0x3c};
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prnt("Picopass configuration:");
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print_picopass_info(&hdr);
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}
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int main(int argc, char *argv[]) {
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test();
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return 0;
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}
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*/
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#endif
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//ON_DEVICE
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