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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
7 uint32_t GetT55xxClockBit(uint32_t clock) {
8 switch (clock) {
9 case 128:
10 return T55x7_BITRATE_RF_128;
11 case 100:
12 return T55x7_BITRATE_RF_100;
13 case 64:
14 return T55x7_BITRATE_RF_64;
15 case 50:
16 return T55x7_BITRATE_RF_50;
17 case 40:
18 return T55x7_BITRATE_RF_40;
19 case 32:
20 return T55x7_BITRATE_RF_32;
21 case 16:
22 return T55x7_BITRATE_RF_16;
23 case 8:
24 return T55x7_BITRATE_RF_8;
25 default:
26 return 0;
27 }
28 }
29
30 #ifndef ON_DEVICE
31 #include "ui.h"
32 #define prnt PrintAndLog
33
34 // iclass / picopass chip config structures and shared routines
35 typedef struct {
36 uint8_t app_limit; //[8]
37 uint8_t otp[2]; //[9-10]
38 uint8_t block_writelock;//[11]
39 uint8_t chip_config; //[12]
40 uint8_t mem_config; //[13]
41 uint8_t eas; //[14]
42 uint8_t fuses; //[15]
43 } picopass_conf_block;
44
45 typedef struct {
46 uint8_t csn[8];
47 picopass_conf_block conf;
48 uint8_t epurse[8];
49 uint8_t key_d[8];
50 uint8_t key_c[8];
51 uint8_t app_issuer_area[8];
52 } picopass_hdr;
53
54 uint8_t isset(uint8_t val, uint8_t mask) {
55 return (val & mask);
56 }
57
58 uint8_t notset(uint8_t val, uint8_t mask) {
59 return !(val & mask);
60 }
61
62 void fuse_config(const picopass_hdr *hdr) {
63 uint8_t fuses = hdr->conf.fuses;
64
65 if (isset(fuses,FUSE_FPERS))prnt(" Mode: Personalization [Programmable]");
66 else prnt(" Mode: Application [Locked]");
67
68 if (isset(fuses, FUSE_CODING1))
69 prnt("Coding: RFU");
70 else
71 {
72 if( isset( fuses , FUSE_CODING0)) prnt("Coding: ISO 14443-2 B/ISO 15693");
73 else prnt("Coding: ISO 14443B only");
74 }
75 if( isset (fuses,FUSE_CRYPT1 | FUSE_CRYPT0 )) prnt(" Crypt: Secured page, keys not locked");
76 if( isset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: Secured page, keys not locked");
77 if( notset (fuses,FUSE_CRYPT1) && isset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: Non secured page");
78 if( notset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: No auth possible. Read only if RA is enabled");
79
80 if( isset( fuses, FUSE_RA)) prnt(" RA: Read access enabled");
81 else prnt(" RA: Read access not enabled");
82 }
83
84 void getMemConfig(uint8_t mem_cfg, uint8_t chip_cfg, uint8_t *max_blk, uint8_t *app_areas, uint8_t *kb) {
85 // mem-bit 5, mem-bit 7, chip-bit 4: defines chip type
86 if(isset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) {
87 *kb = 2;
88 *app_areas = 2;
89 *max_blk = 31;
90 } else if(isset(chip_cfg, 0x10) && isset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) {
91 *kb = 16;
92 *app_areas = 2;
93 *max_blk = 255; //16kb
94 } else if(notset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) {
95 *kb = 16;
96 *app_areas = 16;
97 *max_blk = 255; //16kb
98 } else if(isset(chip_cfg, 0x10) && isset(mem_cfg, 0x80) && isset(mem_cfg, 0x20)) {
99 *kb = 32;
100 *app_areas = 3;
101 *max_blk = 255; //16kb
102 } else if(notset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && isset(mem_cfg, 0x20)) {
103 *kb = 32;
104 *app_areas = 17;
105 *max_blk = 255; //16kb
106 } else {
107 *kb = 32;
108 *app_areas = 2;
109 *max_blk = 255;
110 }
111 }
112
113 void mem_app_config(const picopass_hdr *hdr) {
114 uint8_t mem = hdr->conf.mem_config;
115 uint8_t chip = hdr->conf.chip_config;
116 uint8_t applimit = hdr->conf.app_limit;
117 if (applimit < 6) applimit = 26;
118 uint8_t kb = 2;
119 uint8_t app_areas = 2;
120 uint8_t max_blk = 31;
121 getMemConfig(mem, chip, &max_blk, &app_areas, &kb);
122 prnt(" Mem: %u KBits/%u App Areas (%u * 8 bytes) [%02X]", kb, app_areas, max_blk, mem);
123 prnt(" AA1: blocks 06-%02X", applimit);
124 prnt(" AA2: blocks %02X-%02X", applimit+1, max_blk);
125 }
126 void print_picopass_info(const picopass_hdr *hdr) {
127 fuse_config(hdr);
128 mem_app_config(hdr);
129 }
130 void printIclassDumpInfo(uint8_t* iclass_dump) {
131 print_picopass_info((picopass_hdr *) iclass_dump);
132 }
133
134 /*
135 void test() {
136 picopass_hdr hdr = {0x27,0xaf,0x48,0x01,0xf9,0xff,0x12,0xe0,0x12,0xff,0xff,0xff,0x7f,0x1f,0xff,0x3c};
137 prnt("Picopass configuration:");
138 print_picopass_info(&hdr);
139 }
140 int main(int argc, char *argv[]) {
141 test();
142 return 0;
143 }
144 */
145
146 #endif
147 //ON_DEVICE
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