iso14443b: trying to approach iClass
[proxmark3-svn] / client / cmdhf14b.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency ISO14443B commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhf14b.h"
12
13 #include <stdio.h>
14 #include <stdlib.h>
15 #include <stdbool.h>
16 #include <string.h>
17 #include <stdint.h>
18 #include <ctype.h>
19 #include "iso14443crc.h"
20 #include "comms.h"
21 #include "graph.h"
22 #include "util.h"
23 #include "ui.h"
24 #include "cmdparser.h"
25 #include "cmdmain.h"
26 #include "taginfo.h"
27
28
29 int CmdHF14BList(const char *Cmd) {
30 PrintAndLog("Deprecated command, use 'hf list 14b' instead");
31 return 0;
32 }
33
34
35 int CmdHF14BSim(const char *Cmd) {
36 UsbCommand c={CMD_SIMULATE_TAG_ISO_14443B};
37 clearCommandBuffer();
38 SendCommand(&c);
39 return 0;
40 }
41
42
43 int CmdHF14BSnoop(const char *Cmd) {
44 UsbCommand c = {CMD_SNOOP_ISO_14443B};
45 clearCommandBuffer();
46 SendCommand(&c);
47 return 0;
48 }
49
50
51 /* New command to read the contents of a SRI512 tag
52 * SRI512 tags are ISO14443-B modulated memory tags,
53 * this command just dumps the contents of the memory
54 */
55 int CmdSri512Read(const char *Cmd) {
56 UsbCommand c = {CMD_READ_SRI512_TAG, {strtol(Cmd, NULL, 0), 0, 0}};
57 clearCommandBuffer();
58 SendCommand(&c);
59 return 0;
60 }
61
62
63 /* New command to read the contents of a SRIX4K tag
64 * SRIX4K tags are ISO14443-B modulated memory tags,
65 * this command just dumps the contents of the memory/
66 */
67 int CmdSrix4kRead(const char *Cmd) {
68 UsbCommand c = {CMD_READ_SRIX4K_TAG, {strtol(Cmd, NULL, 0), 0, 0}};
69 clearCommandBuffer();
70 SendCommand(&c);
71 return 0;
72 }
73
74
75 static bool switch_off_field_14b(void) {
76 UsbCommand resp;
77 UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}};
78 clearCommandBuffer();
79 SendCommand(&c);
80 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)) {
81 return false;
82 }
83 return false;
84 }
85
86
87 int HF14BCmdRaw(bool reply, bool *crc, bool power, uint8_t *data, uint8_t *datalen, bool verbose) {
88 UsbCommand resp;
89 UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}}; // len,recv,power
90 if (*crc) {
91 uint8_t first, second;
92 ComputeCrc14443(CRC_14443_B, data, *datalen, &first, &second);
93 data[*datalen] = first;
94 data[*datalen + 1] = second;
95 *datalen += 2;
96 }
97
98 c.arg[0] = *datalen;
99 c.arg[1] = reply;
100 c.arg[2] = power;
101 memcpy(c.d.asBytes,data, *datalen);
102 clearCommandBuffer();
103 SendCommand(&c);
104
105 if (!reply) return 1;
106
107 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)) {
108 if (verbose) PrintAndLog("timeout while waiting for reply.");
109 return 0;
110 }
111
112 int ret = resp.arg[0];
113 if (verbose) {
114 if (ret < 0) {
115 PrintAndLog("tag didn't respond");
116 } else if (ret == 0) {
117 PrintAndLog("received SOF only (maybe iCLASS/Picopass)");
118 } else {
119 PrintAndLog("received %u octets", ret);
120 }
121 }
122
123 *datalen = ret;
124
125 if (ret < 2) return 0;
126
127 memcpy(data, resp.d.asBytes, *datalen);
128 if (verbose) PrintAndLog("%s", sprint_hex(data, *datalen));
129
130 uint8_t first, second;
131 ComputeCrc14443(CRC_14443_B, data, *datalen-2, &first, &second);
132 if (data[*datalen-2] == first && data[*datalen-1] == second) {
133 if (verbose) PrintAndLog("CRC OK");
134 *crc = true;
135 } else {
136 if (verbose) PrintAndLog("CRC failed");
137 *crc = false;
138 }
139 return 1;
140 }
141
142
143 static int CmdHF14BCmdRaw (const char *Cmd) {
144 bool reply = true;
145 bool crc = false;
146 bool power = false;
147 bool select = false;
148 bool SRx = false;
149 char buf[5] = "";
150 uint8_t data[100] = {0x00};
151 uint8_t datalen = 0;
152 unsigned int temp;
153 int i = 0;
154 if (strlen(Cmd) < 2) {
155 PrintAndLog("Usage: hf 14b raw [-r] [-c] [-p] [-s || -ss] <0A 0B 0C ... hex>");
156 PrintAndLog(" -r do not read response");
157 PrintAndLog(" -c calculate and append CRC");
158 PrintAndLog(" -p leave the field on after receive");
159 PrintAndLog(" -s active signal field ON with select");
160 PrintAndLog(" -ss active signal field ON with select for SRx ST Microelectronics tags");
161 return 0;
162 }
163
164 // strip
165 while (*Cmd == ' ' || *Cmd == '\t') Cmd++;
166
167 while (Cmd[i] != '\0') {
168 if (Cmd[i] == ' ' || Cmd[i] == '\t') { i++; continue; }
169 if (Cmd[i] == '-') {
170 switch (Cmd[i+1]) {
171 case 'r':
172 case 'R':
173 reply = false;
174 break;
175 case 'c':
176 case 'C':
177 crc = true;
178 break;
179 case 'p':
180 case 'P':
181 power = true;
182 break;
183 case 's':
184 case 'S':
185 select = true;
186 if (Cmd[i+2] == 's' || Cmd[i+2] == 'S') {
187 SRx = true;
188 i++;
189 }
190 break;
191 default:
192 PrintAndLog("Invalid option");
193 return 0;
194 }
195 i += 2;
196 continue;
197 }
198 if ((Cmd[i] >= '0' && Cmd[i] <= '9') ||
199 (Cmd[i] >= 'a' && Cmd[i] <= 'f') ||
200 (Cmd[i] >= 'A' && Cmd[i] <= 'F') ) {
201 buf[strlen(buf)+1] = 0;
202 buf[strlen(buf)] = Cmd[i];
203 i++;
204
205 if (strlen(buf) >= 2) {
206 sscanf(buf, "%x", &temp);
207 data[datalen++] = (uint8_t)(temp & 0xff);
208 *buf = 0;
209 }
210 continue;
211 }
212 PrintAndLog("Invalid char on input");
213 return 0;
214 }
215 if (datalen == 0) {
216 PrintAndLog("Missing data input");
217 return 0;
218 }
219
220 if (select) { //auto select 14b tag
221 uint8_t cmd2[16];
222 bool crc2 = true;
223 uint8_t cmdLen;
224
225 if (SRx) {
226 // REQ SRx
227 cmdLen = 2;
228 cmd2[0] = 0x06;
229 cmd2[1] = 0x00;
230 } else {
231 cmdLen = 3;
232 // REQB
233 cmd2[0] = 0x05;
234 cmd2[1] = 0x00;
235 cmd2[2] = 0x08;
236 }
237
238 if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false) == 0) return switch_off_field_14b();
239
240 if (SRx && (cmdLen != 3 || !crc2) ) return switch_off_field_14b();
241 else if (cmd2[0] != 0x50 || cmdLen != 14 || !crc2) return switch_off_field_14b();
242
243 uint8_t chipID = 0;
244 if (SRx) {
245 // select
246 chipID = cmd2[0];
247 cmd2[0] = 0x0E;
248 cmd2[1] = chipID;
249 cmdLen = 2;
250 } else {
251 // attrib
252 cmd2[0] = 0x1D;
253 // UID from cmd2[1 - 4]
254 cmd2[5] = 0x00;
255 cmd2[6] = 0x08;
256 cmd2[7] = 0x01;
257 cmd2[8] = 0x00;
258 cmdLen = 9;
259 }
260
261 if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false) == 0) return switch_off_field_14b();
262
263 if (cmdLen != 3 || !crc2) return switch_off_field_14b();
264 if (SRx && cmd2[0] != chipID) return switch_off_field_14b();
265 }
266 return HF14BCmdRaw(reply, &crc, power, data, &datalen, true);
267 }
268
269
270 // print full atqb info
271 static void print_atqb_resp(uint8_t *data) {
272 //PrintAndLog (" UID: %s", sprint_hex(data+1,4));
273 PrintAndLog(" App Data: %s", sprint_hex(data+5,4));
274 PrintAndLog(" Protocol: %s", sprint_hex(data+9,3));
275 uint8_t BitRate = data[9];
276 if (!BitRate)
277 PrintAndLog (" Bit Rate: 106 kbit/s only PICC <-> PCD");
278 if (BitRate & 0x10)
279 PrintAndLog (" Bit Rate: 212 kbit/s PICC -> PCD supported");
280 if (BitRate & 0x20)
281 PrintAndLog (" Bit Rate: 424 kbit/s PICC -> PCD supported");
282 if (BitRate & 0x40)
283 PrintAndLog (" Bit Rate: 847 kbit/s PICC -> PCD supported");
284 if (BitRate & 0x01)
285 PrintAndLog (" Bit Rate: 212 kbit/s PICC <- PCD supported");
286 if (BitRate & 0x02)
287 PrintAndLog (" Bit Rate: 424 kbit/s PICC <- PCD supported");
288 if (BitRate & 0x04)
289 PrintAndLog (" Bit Rate: 847 kbit/s PICC <- PCD supported");
290 if (BitRate & 0x80)
291 PrintAndLog (" Same bit rate <-> required");
292
293 uint16_t maxFrame = data[10] >> 4;
294 if (maxFrame < 5)
295 maxFrame = 8*maxFrame + 16;
296 else if (maxFrame == 5)
297 maxFrame = 64;
298 else if (maxFrame == 6)
299 maxFrame = 96;
300 else if (maxFrame == 7)
301 maxFrame = 128;
302 else if (maxFrame == 8)
303 maxFrame = 256;
304 else
305 maxFrame = 257;
306
307 PrintAndLog ("Max Frame Size: %u%s", maxFrame, (maxFrame == 257) ? "+ RFU" : "");
308
309 uint8_t protocolT = data[10] & 0xF;
310 PrintAndLog (" Protocol Type: Protocol is %scompliant with ISO/IEC 14443-4",(protocolT) ? "" : "not " );
311 PrintAndLog ("Frame Wait Int: %u", data[11]>>4);
312 PrintAndLog (" App Data Code: Application is %s",(data[11]&4) ? "Standard" : "Proprietary");
313 PrintAndLog (" Frame Options: NAD is %ssupported",(data[11]&2) ? "" : "not ");
314 PrintAndLog (" Frame Options: CID is %ssupported",(data[11]&1) ? "" : "not ");
315 PrintAndLog ("Max Buf Length: %u (MBLI) %s",data[14]>>4, (data[14] & 0xF0) ? "" : "not supported");
316
317 return;
318 }
319
320
321 int print_ST_Lock_info(uint8_t model) {
322 //assume connection open and tag selected...
323 uint8_t data[16] = {0x00};
324 uint8_t datalen = 2;
325 bool crc = true;
326 uint8_t resplen;
327 uint8_t blk1;
328 data[0] = 0x08;
329
330 if (model == 0x02) { //SR176 has special command:
331 data[1] = 0x0f;
332 resplen = 4;
333 } else {
334 data[1] = 0xff;
335 resplen = 6;
336 }
337
338 //std read cmd
339 if (HF14BCmdRaw(true, &crc, true, data, &datalen, false) == 0) return switch_off_field_14b();
340
341 if (datalen != resplen || !crc) return switch_off_field_14b();
342
343 PrintAndLog("Chip Write Protection Bits:");
344 // now interpret the data
345 switch (model){
346 case 0x0: //fall through (SRIX4K special)
347 case 0x3: //fall through (SRIx4K)
348 case 0x7: // (SRI4K)
349 //only need data[3]
350 blk1 = 9;
351 PrintAndLog(" raw: %s",printBits(1,data+3));
352 PrintAndLog(" 07/08:%slocked", (data[3] & 1) ? " not " : " " );
353 for (uint8_t i = 1; i < 8; i++){
354 PrintAndLog(" %02u:%slocked", blk1, (data[3] & (1 << i)) ? " not " : " " );
355 blk1++;
356 }
357 break;
358 case 0x4: //fall through (SRIX512)
359 case 0x6: //fall through (SRI512)
360 case 0xC: // (SRT512)
361 //need data[2] and data[3]
362 blk1 = 0;
363 PrintAndLog(" raw: %s", printBits(2,data+2));
364 for (uint8_t b = 2; b < 4; b++) {
365 for (uint8_t i = 0; i < 8; i++) {
366 PrintAndLog(" %02u:%slocked", blk1, (data[b] & (1 << i)) ? " not " : " " );
367 blk1++;
368 }
369 }
370 break;
371 case 0x2: // (SR176)
372 //need data[2]
373 blk1 = 0;
374 PrintAndLog(" raw: %s",printBits(1, data+2));
375 for (uint8_t i = 0; i < 8; i++){
376 PrintAndLog(" %02u/%02u:%slocked", blk1, blk1+1, (data[2] & (1 << i)) ? " " : " not " );
377 blk1 += 2;
378 }
379 break;
380 default:
381 return switch_off_field_14b();
382 }
383 return 1;
384 }
385
386
387 // print UID info from SRx chips (ST Microelectronics)
388 static void print_st_general_info(uint8_t *data) {
389 //uid = first 8 bytes in data
390 PrintAndLog(" UID: %s", sprint_hex(SwapEndian64(data, 8, 8), 8));
391 PrintAndLog(" MFG: %02X, %s", data[6], getManufacturerName(data[6]));
392 PrintAndLog(" Chip: %02X, %s", data[5], getChipInfo(data[6], data[5]));
393 return;
394 }
395
396
397 // 14b get and print UID only (general info)
398 int HF14BStdReader(uint8_t *data, uint8_t *datalen) {
399 //05 00 00 = find one tag in field
400 //1d xx xx xx xx 00 08 01 00 = attrib xx=UID (resp 10 [f9 e0])
401 //a3 = ? (resp 03 [e2 c2])
402 //02 = ? (resp 02 [6a d3])
403 // 022b (resp 02 67 00 [29 5b])
404 // 0200a40400 (resp 02 67 00 [29 5b])
405 // 0200a4040c07a0000002480300 (resp 02 67 00 [29 5b])
406 // 0200a4040c07a0000002480200 (resp 02 67 00 [29 5b])
407 // 0200a4040006a0000000010100 (resp 02 6a 82 [4b 4c])
408 // 0200a4040c09d27600002545500200 (resp 02 67 00 [29 5b])
409 // 0200a404000cd2760001354b414e4d30310000 (resp 02 6a 82 [4b 4c])
410 // 0200a404000ca000000063504b43532d313500 (resp 02 6a 82 [4b 4c])
411 // 0200a4040010a000000018300301000000000000000000 (resp 02 6a 82 [4b 4c])
412 //03 = ? (resp 03 [e3 c2])
413 //c2 = ? (resp c2 [66 15])
414 //b2 = ? (resp a3 [e9 67])
415 //a2 = ? (resp 02 [6a d3])
416 bool crc = true;
417 *datalen = 3;
418 //std read cmd
419 data[0] = 0x05;
420 data[1] = 0x00;
421 data[2] = 0x08;
422
423 if (HF14BCmdRaw(true, &crc, true, data, datalen, false) == 0) return switch_off_field_14b();
424
425 if (data[0] != 0x50 || *datalen != 14 || !crc) return switch_off_field_14b();
426
427 PrintAndLog ("\n14443-3b tag found:");
428 PrintAndLog (" UID: %s", sprint_hex(data+1, 4));
429
430 uint8_t cmd2[16];
431 uint8_t cmdLen = 3;
432 bool crc2 = true;
433
434 cmd2[0] = 0x1D;
435 // UID from data[1 - 4]
436 cmd2[1] = data[1];
437 cmd2[2] = data[2];
438 cmd2[3] = data[3];
439 cmd2[4] = data[4];
440 cmd2[5] = 0x00;
441 cmd2[6] = 0x08;
442 cmd2[7] = 0x01;
443 cmd2[8] = 0x00;
444 cmdLen = 9;
445
446 // attrib
447 if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false) == 0) return switch_off_field_14b();
448
449 if (cmdLen != 3 || !crc2) return switch_off_field_14b();
450 // add attrib responce to data
451 data[14] = cmd2[0];
452 switch_off_field_14b();
453 return 1;
454 }
455
456
457 // 14b get and print Full Info (as much as we know)
458 static bool HF14B_Std_Info(uint8_t *data, uint8_t *datalen) {
459 if (!HF14BStdReader(data, datalen)) return false;
460
461 //add more info here
462 print_atqb_resp(data);
463
464 return true;
465 }
466
467
468 // SRx get and print general info about SRx chip from UID
469 static bool HF14B_ST_Reader(uint8_t *data, uint8_t *datalen, bool closeCon){
470 bool crc = true;
471 *datalen = 2;
472 //wake cmd
473 data[0] = 0x06;
474 data[1] = 0x00;
475
476 //leave power on
477 // verbose on for now for testing - turn off when functional
478 if (HF14BCmdRaw(true, &crc, true, data, datalen, false) == 0) return switch_off_field_14b();
479
480 if (*datalen != 3 || !crc) return switch_off_field_14b();
481
482 uint8_t chipID = data[0];
483 // select
484 data[0] = 0x0E;
485 data[1] = chipID;
486 *datalen = 2;
487
488 //leave power on
489 if (HF14BCmdRaw(true, &crc, true, data, datalen, false) == 0) return switch_off_field_14b();
490
491 if (*datalen != 3 || !crc || data[0] != chipID) return switch_off_field_14b();
492
493 // get uid
494 data[0] = 0x0B;
495 *datalen = 1;
496
497 //leave power on
498 if (HF14BCmdRaw(true, &crc, true, data, datalen, false) == 0) return switch_off_field_14b();
499
500 if (*datalen != 10 || !crc) return switch_off_field_14b();
501
502 //power off ?
503 if (closeCon) switch_off_field_14b();
504
505 PrintAndLog("\n14443-3b ST tag found:");
506 print_st_general_info(data);
507 return 1;
508 }
509
510
511 // SRx get and print full info (needs more info...)
512 static bool HF14B_ST_Info(bool verbose) {
513 uint8_t data[100];
514 uint8_t datalen;
515
516 if (!HF14B_ST_Reader(data, &datalen, false)) return false;
517
518 //add locking bit information here.
519 if (print_ST_Lock_info(data[5] >> 2))
520 switch_off_field_14b();
521
522 return true;
523 }
524
525
526 // test for other 14b type tags (mimic another reader - don't have tags to identify)
527 static bool HF14B_Other_Reader(bool verbose) {
528 uint8_t data[4];
529 uint8_t datalen;
530
531 bool crc = true;
532 datalen = 4;
533 //std read cmd
534 data[0] = 0x00;
535 data[1] = 0x0b;
536 data[2] = 0x3f;
537 data[3] = 0x80;
538
539 if (HF14BCmdRaw(true, &crc, true, data, &datalen, false) != 0) {
540 if (datalen > 2 || !crc) {
541 PrintAndLog ("\n14443-3b tag found:");
542 PrintAndLog ("Unknown tag type answered to a 0x000b3f80 command ans:");
543 PrintAndLog ("%s", sprint_hex(data, datalen));
544 switch_off_field_14b();
545 return true;
546 }
547 }
548
549 crc = false;
550 datalen = 1;
551 data[0] = 0x0a;
552
553 if (HF14BCmdRaw(true, &crc, true, data, &datalen, false) != 0) {
554 if (datalen > 0) {
555 PrintAndLog ("\n14443-3b tag found:");
556 PrintAndLog ("Unknown tag type answered to a 0x0A command ans:");
557 PrintAndLog ("%s", sprint_hex(data, datalen));
558 switch_off_field_14b();
559 return true;
560 }
561 }
562
563 crc = false;
564 datalen = 1;
565 data[0] = 0x0c;
566
567 if (HF14BCmdRaw(true, &crc, true, data, &datalen, false) != 0) {
568 if (datalen > 0) {
569 PrintAndLog ("\n14443-3b tag found:");
570 PrintAndLog ("Unknown tag type answered to a 0x0C command ans:");
571 PrintAndLog ("%s", sprint_hex(data, datalen));
572 switch_off_field_14b();
573 return true;
574 }
575 }
576 switch_off_field_14b();
577 return false;
578 }
579
580
581 // get and print all info known about any known 14b tag
582 static int usage_hf_14b_info(void) {
583 PrintAndLogEx(NORMAL, "Usage: hf 14b info [h] [s]");
584 PrintAndLogEx(NORMAL, "Options:");
585 PrintAndLogEx(NORMAL, " h this help");
586 PrintAndLogEx(NORMAL, " s silently");
587 PrintAndLogEx(NORMAL, "Example:");
588 PrintAndLogEx(NORMAL, " hf 14b info");
589 return 0;
590 }
591
592 int infoHF14B(bool verbose) {
593 uint8_t data[100];
594 uint8_t datalen;
595
596 // try std 14b (atqb)
597 if (HF14B_Std_Info(data, &datalen)) return 1;
598
599 // try st 14b
600 if (HF14B_ST_Info(verbose)) return 1;
601
602 // try unknown 14b read commands (to be identified later)
603 // could be read of calypso, CEPAS, moneo, or pico pass.
604 if (HF14B_Other_Reader(verbose)) return 1;
605
606 if (verbose) PrintAndLog("no 14443B tag found");
607 return 0;
608 }
609
610
611 // menu command to get and print all info known about any known 14b tag
612 static int CmdHF14Binfo(const char *Cmd){
613 char cmdp = tolower(param_getchar(Cmd, 0));
614 if (cmdp == 'h') return usage_hf_14b_info();
615
616 bool verbose = !(cmdp == 's');
617 return infoHF14B(verbose);
618 }
619
620
621 // get and print general info about all known 14b chips
622 int readHF14B(bool verbose){
623 uint8_t data[100];
624 uint8_t datalen = 5;
625
626 // try std 14b (atqb)
627 if (HF14BStdReader(data, &datalen)) return 1;
628
629 // try st 14b
630 if (HF14B_ST_Reader(data, &datalen, true)) return 1;
631
632 // try unknown 14b read commands (to be identified later)
633 // could be read of calypso, CEPAS, moneo, or pico pass.
634 if (HF14B_Other_Reader(verbose)) return 1;
635
636 if (verbose) PrintAndLog("no 14443B tag found");
637 return 0;
638 }
639
640
641 // menu command to get and print general info about all known 14b chips
642 static int usage_hf_14b_reader(void) {
643 PrintAndLogEx(NORMAL, "Usage: hf 14b reader [h] [s]");
644 PrintAndLogEx(NORMAL, "Options:");
645 PrintAndLogEx(NORMAL, " h this help");
646 PrintAndLogEx(NORMAL, " s silently");
647 PrintAndLogEx(NORMAL, "Example:");
648 PrintAndLogEx(NORMAL, " hf 14b reader");
649 return 0;
650 }
651
652
653 static int CmdHF14BReader(const char *Cmd) {
654 char cmdp = tolower(param_getchar(Cmd, 0));
655 if (cmdp == 'h') return usage_hf_14b_reader();
656
657 bool verbose = !(cmdp == 's');
658 return readHF14B(verbose);
659 }
660
661
662 int CmdSriWrite(const char *Cmd) {
663 /*
664 * For SRIX4K blocks 00 - 7F
665 * hf 14b raw -c -p 09 $srix4kwblock $srix4kwdata
666 *
667 * For SR512 blocks 00 - 0F
668 * hf 14b raw -c -p 09 $sr512wblock $sr512wdata
669 *
670 * Special block FF = otp_lock_reg block.
671 * Data len 4 bytes-
672 */
673 char cmdp = param_getchar(Cmd, 0);
674 uint8_t blockno = -1;
675 uint8_t data[4] = {0x00};
676 bool isSrix4k = true;
677 char str[20];
678
679 if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
680 PrintAndLog("Usage: hf 14b write <1|2> <BLOCK> <DATA>");
681 PrintAndLog(" [1 = SRIX4K]");
682 PrintAndLog(" [2 = SRI512]");
683 PrintAndLog(" [BLOCK number depends on tag, special block == FF]");
684 PrintAndLog(" sample: hf 14b write 1 7F 11223344");
685 PrintAndLog(" : hf 14b write 1 FF 11223344");
686 PrintAndLog(" : hf 14b write 2 15 11223344");
687 PrintAndLog(" : hf 14b write 2 FF 11223344");
688 return 0;
689 }
690
691 if ( cmdp == '2' )
692 isSrix4k = false;
693
694 //blockno = param_get8(Cmd, 1);
695
696 if (param_gethex(Cmd,1, &blockno, 2) ) {
697 PrintAndLog("Block number must include 2 HEX symbols");
698 return 0;
699 }
700
701 if (isSrix4k) {
702 if (blockno > 0x7f && blockno != 0xff){
703 PrintAndLog("Block number out of range");
704 return 0;
705 }
706 } else {
707 if (blockno > 0x0f && blockno != 0xff){
708 PrintAndLog("Block number out of range");
709 return 0;
710 }
711 }
712
713 if (param_gethex(Cmd, 2, data, 8)) {
714 PrintAndLog("Data must include 8 HEX symbols");
715 return 0;
716 }
717
718 if (blockno == 0xff)
719 PrintAndLog("[%s] Write special block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512", blockno, sprint_hex(data, 4));
720 else
721 PrintAndLog("[%s] Write block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512", blockno, sprint_hex(data, 4));
722
723 sprintf(str, "-c 09 %02x %02x%02x%02x%02x", blockno, data[0], data[1], data[2], data[3]);
724
725 CmdHF14BCmdRaw(str);
726 return 0;
727 }
728
729
730 static int CmdHelp(const char *Cmd);
731
732 static command_t CommandTable[] =
733 {
734 {"help", CmdHelp, 1, "This help"},
735 {"info", CmdHF14Binfo, 0, "Find and print details about a 14443B tag"},
736 {"list", CmdHF14BList, 0, "[Deprecated] List ISO 14443B history"},
737 {"reader", CmdHF14BReader, 0, "Act as a 14443B reader to identify a tag"},
738 {"sim", CmdHF14BSim, 0, "Fake ISO 14443B tag"},
739 {"snoop", CmdHF14BSnoop, 0, "Eavesdrop ISO 14443B"},
740 {"sri512read", CmdSri512Read, 0, "Read contents of a SRI512 tag"},
741 {"srix4kread", CmdSrix4kRead, 0, "Read contents of a SRIX4K tag"},
742 {"sriwrite", CmdSriWrite, 0, "Write data to a SRI512 | SRIX4K tag"},
743 {"raw", CmdHF14BCmdRaw, 0, "Send raw hex data to tag"},
744 {NULL, NULL, 0, NULL}
745 };
746
747 int CmdHF14B(const char *Cmd)
748 {
749 CmdsParse(CommandTable, Cmd);
750 return 0;
751 }
752
753 int CmdHelp(const char *Cmd)
754 {
755 CmdsHelp(CommandTable);
756 return 0;
757 }
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