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[proxmark3-svn] / common / protocols.c
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b67f7ec3 1#include <strings.h>
1defcf60 2#include <string.h>
b67f7ec3
MHS
3#include <stdint.h>
4#include <stdarg.h>
1defcf60 5#include "protocols.h"
3606ac0a 6
7// ATA55xx shared presets & routines
8uint32_t GetT55xxClockBit(uint32_t clock) {
9 switch (clock) {
10 case 128:
11 return T55x7_BITRATE_RF_128;
12 case 100:
13 return T55x7_BITRATE_RF_100;
14 case 64:
15 return T55x7_BITRATE_RF_64;
16 case 50:
17 return T55x7_BITRATE_RF_50;
18 case 40:
19 return T55x7_BITRATE_RF_40;
20 case 32:
21 return T55x7_BITRATE_RF_32;
22 case 16:
23 return T55x7_BITRATE_RF_16;
24 case 8:
25 return T55x7_BITRATE_RF_8;
26 default:
27 return 0;
28 }
29}
30
1defcf60
MHS
31#ifndef ON_DEVICE
32#include "ui.h"
33#define prnt PrintAndLog
b67f7ec3 34
3606ac0a 35// iclass / picopass chip config structures and shared routines
b67f7ec3 36typedef struct {
b82d8098 37 uint8_t app_limit; //[8]
38 uint8_t otp[2]; //[9-10]
39 uint8_t block_writelock;//[11]
40 uint8_t chip_config; //[12]
41 uint8_t mem_config; //[13]
42 uint8_t eas; //[14]
43 uint8_t fuses; //[15]
3606ac0a 44} picopass_conf_block;
b67f7ec3
MHS
45
46typedef struct {
47 uint8_t csn[8];
48 picopass_conf_block conf;
49 uint8_t epurse[8];
50 uint8_t key_d[8];
51 uint8_t key_c[8];
52 uint8_t app_issuer_area[8];
3606ac0a 53} picopass_hdr;
b67f7ec3 54
3606ac0a 55uint8_t isset(uint8_t val, uint8_t mask) {
b67f7ec3
MHS
56 return (val & mask);
57}
58
3606ac0a 59uint8_t notset(uint8_t val, uint8_t mask) {
b67f7ec3
MHS
60 return !(val & mask);
61}
62
3606ac0a 63void fuse_config(const picopass_hdr *hdr) {
b67f7ec3
MHS
64 uint8_t fuses = hdr->conf.fuses;
65
66 if (isset(fuses,FUSE_FPERS))prnt(" Mode: Personalization [Programmable]");
67 else prnt(" Mode: Application [Locked]");
68
69 if (isset(fuses, FUSE_CODING1))
70 prnt(" Coding: RFU");
71 else
72 {
73 if( isset( fuses , FUSE_CODING0)) prnt(" Coding: ISO 14443-2 B/ISO 15693");
74 else prnt(" Coding: ISO 14443B only");
75 }
76 if( isset (fuses,FUSE_CRYPT1 | FUSE_CRYPT0 )) prnt(" Crypt: Secured page, keys not locked");
77 if( isset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: Secured page, keys not locked");
78 if( notset (fuses,FUSE_CRYPT1) && isset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: Non secured page");
79 if( notset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: No auth possible. Read only if RA is enabled");
80
81 if( isset( fuses, FUSE_RA)) prnt(" RA: Read access enabled");
82 else prnt(" RA: Read access not enabled");
83}
b82d8098 84
bbd19bec 85void getMemConfig(uint8_t mem_cfg, uint8_t chip_cfg, uint8_t *max_blk, uint8_t *app_areas, uint8_t *kb) {
b82d8098 86 // mem-bit 5, mem-bit 7, chip-bit 4: defines chip type
87 if(isset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) {
bbd19bec 88 *kb = 2;
89 *app_areas = 2;
90 *max_blk = 31;
b82d8098 91 } else if(isset(chip_cfg, 0x10) && isset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) {
bbd19bec 92 *kb = 16;
93 *app_areas = 2;
94 *max_blk = 255; //16kb
b82d8098 95 } else if(notset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) {
bbd19bec 96 *kb = 16;
97 *app_areas = 16;
98 *max_blk = 255; //16kb
b82d8098 99 } else if(isset(chip_cfg, 0x10) && isset(mem_cfg, 0x80) && isset(mem_cfg, 0x20)) {
bbd19bec 100 *kb = 32;
101 *app_areas = 3;
102 *max_blk = 255; //16kb
b82d8098 103 } else if(notset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && isset(mem_cfg, 0x20)) {
bbd19bec 104 *kb = 32;
105 *app_areas = 17;
106 *max_blk = 255; //16kb
b82d8098 107 } else {
bbd19bec 108 *kb = 32;
109 *app_areas = 2;
110 *max_blk = 255;
b82d8098 111 }
112}
113
3606ac0a 114void mem_app_config(const picopass_hdr *hdr) {
b67f7ec3 115 uint8_t mem = hdr->conf.mem_config;
b82d8098 116 uint8_t chip = hdr->conf.chip_config;
b67f7ec3 117 uint8_t applimit = hdr->conf.app_limit;
aa53efc3 118 if (applimit < 6) applimit = 26;
b82d8098 119 uint8_t kb = 2;
bbd19bec 120 uint8_t app_areas = 2;
b82d8098 121 uint8_t max_blk = 31;
bbd19bec 122 getMemConfig(mem, chip, &max_blk, &app_areas, &kb);
123 prnt(" Mem: %u KBits/%u App Areas (%u * 8 bytes) [%02X]", kb, app_areas, max_blk, mem);
aa53efc3 124 prnt(" AA1: blocks 06-%02X", applimit);
b82d8098 125 prnt(" AA2: blocks %02X-%02X", applimit+1, max_blk);
b67f7ec3 126}
3606ac0a 127void print_picopass_info(const picopass_hdr *hdr) {
b67f7ec3 128 fuse_config(hdr);
aa53efc3 129 mem_app_config(hdr);
b67f7ec3 130}
3606ac0a 131void printIclassDumpInfo(uint8_t* iclass_dump) {
1defcf60
MHS
132 print_picopass_info((picopass_hdr *) iclass_dump);
133}
134
135/*
3606ac0a 136void test() {
b67f7ec3
MHS
137 picopass_hdr hdr = {0x27,0xaf,0x48,0x01,0xf9,0xff,0x12,0xe0,0x12,0xff,0xff,0xff,0x7f,0x1f,0xff,0x3c};
138 prnt("Picopass configuration:");
139 print_picopass_info(&hdr);
140}
3606ac0a 141int main(int argc, char *argv[]) {
b67f7ec3
MHS
142 test();
143 return 0;
144}
1defcf60 145*/
3606ac0a 146
147#endif
148//ON_DEVICE
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