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