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[proxmark3-svn] / client / cmdhf14a.c
1 //-----------------------------------------------------------------------------
2 // 2011, Merlok
3 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>, Hagen Fritsch
4 //
5 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
6 // at your option, any later version. See the LICENSE.txt file for the text of
7 // the license.
8 //-----------------------------------------------------------------------------
9 // High frequency ISO14443A commands
10 //-----------------------------------------------------------------------------
11
12 #include <stdio.h>
13 #include <stdlib.h>
14 #include <string.h>
15 #include <unistd.h>
16 #include "util.h"
17 #include "../common/iso14443crc.h"
18 #include "data.h"
19 #include "proxmark3.h"
20 #include "ui.h"
21 #include "cmdparser.h"
22 #include "cmdhf14a.h"
23 #include "../include/common.h"
24 #include "cmdmain.h"
25 #include "../include/mifare.h"
26
27 static int CmdHelp(const char *Cmd);
28 static void waitCmd(uint8_t iLen);
29
30 int CmdHF14AList(const char *Cmd)
31 {
32 bool ShowWaitCycles = false;
33 char param = param_getchar(Cmd, 0);
34
35 if (param == 'h' || (param != 0 && param != 'f')) {
36 PrintAndLog("List data in trace buffer.");
37 PrintAndLog("Usage: hf 14a list [f]");
38 PrintAndLog("f - show frame delay times as well");
39 PrintAndLog("sample: hf 14a list f");
40 return 0;
41 }
42
43 if (param == 'f') {
44 ShowWaitCycles = true;
45 }
46
47 uint8_t got[1920];
48 GetFromBigBuf(got,sizeof(got),0);
49 WaitForResponse(CMD_ACK,NULL);
50
51 PrintAndLog("Recorded Activity");
52 PrintAndLog("");
53 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
54 PrintAndLog("All times are in carrier periods (1/13.56Mhz)");
55 PrintAndLog("");
56 PrintAndLog(" Start | End | Src | Data");
57 PrintAndLog("-----------|-----------|-----|--------");
58
59 int i = 0;
60 uint32_t first_timestamp = 0;
61 uint32_t timestamp;
62 uint32_t EndOfTransmissionTimestamp = 0;
63
64 for (;;) {
65 if(i >= 1900) {
66 break;
67 }
68
69 bool isResponse;
70 timestamp = *((uint32_t *)(got+i));
71 if (timestamp & 0x80000000) {
72 timestamp &= 0x7fffffff;
73 isResponse = true;
74 } else {
75 isResponse = false;
76 }
77
78 if(i==0) {
79 first_timestamp = timestamp;
80 }
81
82 int parityBits = *((uint32_t *)(got+i+4));
83
84 int len = got[i+8];
85
86 if (len > 100) {
87 break;
88 }
89 if (i + len >= 1900) {
90 break;
91 }
92
93 uint8_t *frame = (got+i+9);
94
95 // Break and stick with current result if buffer was not completely full
96 if (frame[0] == 0x44 && frame[1] == 0x44 && frame[2] == 0x44 && frame[3] == 0x44) break;
97
98 char line[1000] = "";
99 int j;
100 if (len) {
101 for (j = 0; j < len; j++) {
102 int oddparity = 0x01;
103 int k;
104
105 for (k=0;k<8;k++) {
106 oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
107 }
108
109 //if((parityBits >> (len - j - 1)) & 0x01) {
110 if (isResponse && (oddparity != ((parityBits >> (len - j - 1)) & 0x01))) {
111 sprintf(line+(j*4), "%02x! ", frame[j]);
112 } else {
113 sprintf(line+(j*4), "%02x ", frame[j]);
114 }
115 }
116 } else {
117 if (ShowWaitCycles) {
118 uint32_t next_timestamp = (*((uint32_t *)(got+i+9))) & 0x7fffffff;
119 sprintf(line, "fdt (Frame Delay Time): %d", (next_timestamp - timestamp));
120 }
121 }
122
123 char *crc;
124 crc = "";
125 if (len > 2) {
126 uint8_t b1, b2;
127 for (j = 0; j < (len - 1); j++) {
128 // gives problems... search for the reason..
129 /*if(frame[j] == 0xAA) {
130 switch(frame[j+1]) {
131 case 0x01:
132 crc = "[1] Two drops close after each other";
133 break;
134 case 0x02:
135 crc = "[2] Potential SOC with a drop in second half of bitperiod";
136 break;
137 case 0x03:
138 crc = "[3] Segment Z after segment X is not possible";
139 break;
140 case 0x04:
141 crc = "[4] Parity bit of a fully received byte was wrong";
142 break;
143 default:
144 crc = "[?] Unknown error";
145 break;
146 }
147 break;
148 }*/
149 }
150
151 if (strlen(crc)==0) {
152 ComputeCrc14443(CRC_14443_A, frame, len-2, &b1, &b2);
153 if (b1 != frame[len-2] || b2 != frame[len-1]) {
154 crc = (isResponse & (len < 6)) ? "" : " !crc";
155 } else {
156 crc = "";
157 }
158 }
159 } else {
160 crc = ""; // SHORT
161 }
162
163 i += (len + 9);
164
165 EndOfTransmissionTimestamp = (*((uint32_t *)(got+i))) & 0x7fffffff;
166
167 if (!ShowWaitCycles) i += 9;
168
169 PrintAndLog(" %9d | %9d | %s | %s %s",
170 (timestamp - first_timestamp),
171 (EndOfTransmissionTimestamp - first_timestamp),
172 (len?(isResponse ? "Tag" : "Rdr"):" "),
173 line, crc);
174
175 }
176 return 0;
177 }
178
179 void iso14a_set_timeout(uint32_t timeout) {
180 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}};
181 SendCommand(&c);
182 }
183
184 int CmdHF14AReader(const char *Cmd)
185 {
186 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
187 SendCommand(&c);
188
189 UsbCommand resp;
190 WaitForResponse(CMD_ACK,&resp);
191
192 iso14a_card_select_t *card = (iso14a_card_select_t *)resp.d.asBytes;
193
194 if(resp.arg[0] == 0) {
195 PrintAndLog("iso14443a card select failed");
196 return 0;
197 }
198
199 PrintAndLog("ATQA : %02x %02x", card->atqa[0], card->atqa[1]);
200 PrintAndLog(" UID : %s", sprint_hex(card->uid, card->uidlen));
201 PrintAndLog(" SAK : %02x [%d]", card->sak, resp.arg[0]);
202
203 switch (card->sak) {
204 case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break;
205 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
206 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
207 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
208 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
209 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
210 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
211 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
212 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
213 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
214 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
215 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
216 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
217 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
218 default: ;
219 }
220 if(resp.arg[0] == 1) {
221 bool ta1 = 0, tb1 = 0, tc1 = 0;
222 int pos;
223
224 PrintAndLog(" ATS : %s", sprint_hex(card->ats, card->ats_len));
225 if (card->ats_len > 0) {
226 PrintAndLog(" - TL : length is %d bytes", card->ats[0]);
227 }
228 if (card->ats_len > 1) {
229 ta1 = (card->ats[1] & 0x10) == 0x10;
230 tb1 = (card->ats[1] & 0x20) == 0x20;
231 tc1 = (card->ats[1] & 0x40) == 0x40;
232 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
233 "TC1 is%s present, FSCI is %d",
234 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
235 (card->ats[1] & 0x0f));
236 }
237 pos = 2;
238 if (ta1 && card->ats_len > pos) {
239 char dr[16], ds[16];
240 dr[0] = ds[0] = '\0';
241 if (card->ats[pos] & 0x10) strcat(ds, "2, ");
242 if (card->ats[pos] & 0x20) strcat(ds, "4, ");
243 if (card->ats[pos] & 0x40) strcat(ds, "8, ");
244 if (card->ats[pos] & 0x01) strcat(dr, "2, ");
245 if (card->ats[pos] & 0x02) strcat(dr, "4, ");
246 if (card->ats[pos] & 0x04) strcat(dr, "8, ");
247 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
248 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
249 PrintAndLog(" - TA1 : different divisors are%s supported, "
250 "DR: [%s], DS: [%s]",
251 (card->ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
252 pos++;
253 }
254 if (tb1 && card->ats_len > pos) {
255 PrintAndLog(" - TB1 : SFGI = %d, FWI = %d",
256 (card->ats[pos] & 0x08),
257 (card->ats[pos] & 0x80) >> 4);
258 pos++;
259 }
260 if (tc1 && card->ats_len > pos) {
261 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
262 (card->ats[pos] & 0x01) ? "" : " NOT",
263 (card->ats[pos] & 0x02) ? "" : " NOT");
264 pos++;
265 }
266 if (card->ats_len > pos) {
267 char *tip = "";
268 if (card->ats_len - pos > 7) {
269 if (memcmp(card->ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
270 tip = "-> MIFARE Plus X 2K or 4K";
271 } else if (memcmp(card->ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
272 tip = "-> MIFARE Plus S 2K or 4K";
273 }
274 }
275 PrintAndLog(" - HB : %s%s", sprint_hex(card->ats + pos, card->ats_len - pos - 2), tip);
276 if (card->ats[pos] == 0xC1) {
277 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
278 PrintAndLog(" %02x -> Length is %d bytes",
279 card->ats[pos + 1], card->ats[pos + 1]);
280 switch (card->ats[pos + 2] & 0xf0) {
281 case 0x10:
282 PrintAndLog(" 1x -> MIFARE DESFire");
283 break;
284 case 0x20:
285 PrintAndLog(" 2x -> MIFARE Plus");
286 break;
287 }
288 switch (card->ats[pos + 2] & 0x0f) {
289 case 0x00:
290 PrintAndLog(" x0 -> <1 kByte");
291 break;
292 case 0x01:
293 PrintAndLog(" x0 -> 1 kByte");
294 break;
295 case 0x02:
296 PrintAndLog(" x0 -> 2 kByte");
297 break;
298 case 0x03:
299 PrintAndLog(" x0 -> 4 kByte");
300 break;
301 case 0x04:
302 PrintAndLog(" x0 -> 8 kByte");
303 break;
304 }
305 switch (card->ats[pos + 3] & 0xf0) {
306 case 0x00:
307 PrintAndLog(" 0x -> Engineering sample");
308 break;
309 case 0x20:
310 PrintAndLog(" 2x -> Released");
311 break;
312 }
313 switch (card->ats[pos + 3] & 0x0f) {
314 case 0x00:
315 PrintAndLog(" x0 -> Generation 1");
316 break;
317 case 0x01:
318 PrintAndLog(" x1 -> Generation 2");
319 break;
320 case 0x02:
321 PrintAndLog(" x2 -> Generation 3");
322 break;
323 }
324 switch (card->ats[pos + 4] & 0x0f) {
325 case 0x00:
326 PrintAndLog(" x0 -> Only VCSL supported");
327 break;
328 case 0x01:
329 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
330 break;
331 case 0x0E:
332 PrintAndLog(" xE -> no VCS command supported");
333 break;
334 }
335 }
336 }
337 } else {
338 PrintAndLog("proprietary non iso14443a-4 card found, RATS not supported");
339 }
340
341 return resp.arg[0];
342 }
343
344 // Collect ISO14443 Type A UIDs
345 int CmdHF14ACUIDs(const char *Cmd)
346 {
347 // requested number of UIDs
348 int n = atoi(Cmd);
349 // collect at least 1 (e.g. if no parameter was given)
350 n = n > 0 ? n : 1;
351
352 PrintAndLog("Collecting %d UIDs", n);
353 PrintAndLog("Start: %u", time(NULL));
354 // repeat n times
355 for (int i = 0; i < n; i++) {
356 // execute anticollision procedure
357 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
358 SendCommand(&c);
359
360 UsbCommand resp;
361 WaitForResponse(CMD_ACK,&resp);
362
363 uint8_t *uid = resp.d.asBytes;
364 iso14a_card_select_t *card = (iso14a_card_select_t *)(uid + 12);
365
366 // check if command failed
367 if (resp.arg[0] == 0) {
368 PrintAndLog("Card select failed.");
369 } else {
370 // check if UID is 4 bytes
371 if ((card->atqa[1] & 0xC0) == 0) {
372 PrintAndLog("%02X%02X%02X%02X",
373 *uid, *(uid + 1), *(uid + 2), *(uid + 3));
374 } else {
375 PrintAndLog("UID longer than 4 bytes");
376 }
377 }
378 }
379 PrintAndLog("End: %u", time(NULL));
380
381 return 1;
382 }
383
384 // ## simulate iso14443a tag
385 // ## greg - added ability to specify tag UID
386 int CmdHF14ASim(const char *Cmd)
387 {
388 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
389
390 // Retrieve the tag type
391 uint8_t tagtype = param_get8ex(Cmd,0,0,10);
392
393 // When no argument was given, just print help message
394 if (tagtype == 0) {
395 PrintAndLog("");
396 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
397 PrintAndLog("");
398 PrintAndLog(" syntax: hf 14a sim <type> <uid>");
399 PrintAndLog(" types: 1 = MIFARE Classic");
400 PrintAndLog(" 2 = MIFARE Ultralight");
401 PrintAndLog(" 3 = MIFARE DESFIRE");
402 PrintAndLog(" 4 = ISO/IEC 14443-4");
403 PrintAndLog("");
404 return 1;
405 }
406
407 // Store the tag type
408 c.arg[0] = tagtype;
409
410 // Retrieve the full 4 or 7 byte long uid
411 uint64_t long_uid = param_get64ex(Cmd,1,0,16);
412
413 // Are we handling the (optional) second part uid?
414 if (long_uid > 0xffffffff) {
415 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
416 // Store the second part
417 c.arg[2] = (long_uid & 0xffffffff);
418 long_uid >>= 32;
419 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
420 c.arg[1] = (long_uid & 0xffffff);
421 } else {
422 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
423 // Only store the first part
424 c.arg[1] = long_uid & 0xffffffff;
425 }
426 /*
427 // At lease save the mandatory first part of the UID
428 c.arg[0] = long_uid & 0xffffffff;
429
430 if (c.arg[1] == 0) {
431 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
432 }
433
434 switch (c.arg[0]) {
435 case 1: {
436 PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
437 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)};
438 } break;
439 case 2: {
440 PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
441 } break;
442 default: {
443 PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
444 PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
445 PrintAndLog(" type1: 4 ",c.arg[0]);
446
447 return 1;
448 } break;
449 }
450 */
451 /*
452 unsigned int hi = 0, lo = 0;
453 int n = 0, i = 0;
454 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
455 hi= (hi << 4) | (lo >> 28);
456 lo= (lo << 4) | (n & 0xf);
457 }
458 */
459 // UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)};
460 // PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
461 SendCommand(&c);
462 return 0;
463 }
464
465 int CmdHF14ASnoop(const char *Cmd) {
466 int param = 0;
467
468 if (param_getchar(Cmd, 0) == 'h') {
469 PrintAndLog("It get data from the field and saves it into command buffer.");
470 PrintAndLog("Buffer accessible from command hf 14a list.");
471 PrintAndLog("Usage: hf 14a snoop [c][r]");
472 PrintAndLog("c - triggered by first data from card");
473 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
474 PrintAndLog("sample: hf 14a snoop c r");
475 return 0;
476 }
477
478 for (int i = 0; i < 2; i++) {
479 char ctmp = param_getchar(Cmd, i);
480 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
481 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
482 }
483
484 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
485 SendCommand(&c);
486 return 0;
487 }
488
489 int CmdHF14ACmdRaw(const char *cmd) {
490 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
491 uint8_t reply=1;
492 uint8_t crc=0;
493 uint8_t power=0;
494 uint8_t active=0;
495 uint8_t active_select=0;
496 uint16_t numbits=0;
497 uint16_t timeout=0;
498 uint8_t bTimeout=0;
499 char buf[5]="";
500 int i=0;
501 uint8_t data[USB_CMD_DATA_SIZE];
502 unsigned int datalen=0, temp;
503
504 if (strlen(cmd)<2) {
505 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
506 PrintAndLog(" -r do not read response");
507 PrintAndLog(" -c calculate and append CRC");
508 PrintAndLog(" -p leave the signal field ON after receive");
509 PrintAndLog(" -a active signal field ON without select");
510 PrintAndLog(" -s active signal field ON with select");
511 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
512 PrintAndLog(" -t timeout");
513 return 0;
514 }
515
516 // strip
517 while (*cmd==' ' || *cmd=='\t') cmd++;
518
519 while (cmd[i]!='\0') {
520 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
521 if (cmd[i]=='-') {
522 switch (cmd[i+1]) {
523 case 'r':
524 reply=0;
525 break;
526 case 'c':
527 crc=1;
528 break;
529 case 'p':
530 power=1;
531 break;
532 case 'a':
533 active=1;
534 break;
535 case 's':
536 active_select=1;
537 break;
538 case 'b':
539 sscanf(cmd+i+2,"%d",&temp);
540 numbits = temp & 0xFFFF;
541 i+=3;
542 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
543 i-=2;
544 break;
545 case 't':
546 bTimeout=1;
547 sscanf(cmd+i+2,"%d",&temp);
548 timeout = temp & 0xFFFF;
549 i+=3;
550 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
551 i+=2;
552 break;
553 default:
554 PrintAndLog("Invalid option");
555 return 0;
556 }
557 i+=2;
558 continue;
559 }
560 if ((cmd[i]>='0' && cmd[i]<='9') ||
561 (cmd[i]>='a' && cmd[i]<='f') ||
562 (cmd[i]>='A' && cmd[i]<='F') ) {
563 buf[strlen(buf)+1]=0;
564 buf[strlen(buf)]=cmd[i];
565 i++;
566
567 if (strlen(buf)>=2) {
568 sscanf(buf,"%x",&temp);
569 data[datalen]=(uint8_t)(temp & 0xff);
570 *buf=0;
571 if (++datalen>sizeof(data)){
572 if (crc)
573 PrintAndLog("Buffer is full, we can't add CRC to your data");
574 break;
575 }
576 }
577 continue;
578 }
579 PrintAndLog("Invalid char on input");
580 return 0;
581 }
582 if(crc && datalen>0 && datalen<sizeof(data)-2)
583 {
584 uint8_t first, second;
585 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
586 data[datalen++] = first;
587 data[datalen++] = second;
588 }
589
590 if(active || active_select)
591 {
592 c.arg[0] |= ISO14A_CONNECT;
593 if(active)
594 c.arg[0] |= ISO14A_NO_SELECT;
595 }
596 if(bTimeout){
597 #define MAX_TIMEOUT 624*105 // max timeout is 624 ms
598 c.arg[0] |= ISO14A_SET_TIMEOUT;
599 c.arg[2] = timeout * 105; // each bit is about 9.4 us
600 if(c.arg[2]>MAX_TIMEOUT) {
601 c.arg[2] = MAX_TIMEOUT;
602 PrintAndLog("Set timeout to 624 ms. The max we can wait for response");
603 }
604 }
605 if(power)
606 c.arg[0] |= ISO14A_NO_DISCONNECT;
607 if(datalen>0)
608 c.arg[0] |= ISO14A_RAW;
609
610 // Max buffer is USB_CMD_DATA_SIZE
611 c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
612 memcpy(c.d.asBytes,data,datalen);
613
614 SendCommand(&c);
615
616 if (reply) {
617 if(active_select)
618 waitCmd(1);
619 if(datalen>0)
620 waitCmd(0);
621 } // if reply
622 return 0;
623 }
624
625 static void waitCmd(uint8_t iSelect)
626 {
627 uint8_t *recv;
628 UsbCommand resp;
629 char *hexout;
630
631 if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
632 recv = resp.d.asBytes;
633 uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
634 PrintAndLog("received %i octets",iLen);
635 if(!iLen)
636 return;
637 hexout = (char *)malloc(iLen * 3 + 1);
638 if (hexout != NULL) {
639 for (int i = 0; i < iLen; i++) { // data in hex
640 sprintf(&hexout[i * 3], "%02X ", recv[i]);
641 }
642 PrintAndLog("%s", hexout);
643 free(hexout);
644 } else {
645 PrintAndLog("malloc failed your client has low memory?");
646 }
647 } else {
648 PrintAndLog("timeout while waiting for reply.");
649 }
650 }
651
652 static command_t CommandTable[] =
653 {
654 {"help", CmdHelp, 1, "This help"},
655 {"list", CmdHF14AList, 0, "List ISO 14443a history"},
656 {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
657 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
658 {"sim", CmdHF14ASim, 0, "<UID> -- Fake ISO 14443a tag"},
659 {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
660 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
661 {NULL, NULL, 0, NULL}
662 };
663
664 int CmdHF14A(const char *Cmd) {
665 // flush
666 WaitForResponseTimeout(CMD_ACK,NULL,100);
667
668 // parse
669 CmdsParse(CommandTable, Cmd);
670 return 0;
671 }
672
673 int CmdHelp(const char *Cmd)
674 {
675 CmdsHelp(CommandTable);
676 return 0;
677 }
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