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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 "iso14443crc.h"
18#include "data.h"
19#include "proxmark3.h"
20#include "ui.h"
21#include "cmdparser.h"
22#include "cmdhf14a.h"
23#include "common.h"
24#include "cmdmain.h"
25#include "mifare.h"
26#include "cmdhfmfu.h"
27#include "nonce2key/nonce2key.h"
28
29#define llx PRIx64
30
31static int CmdHelp(const char *Cmd);
32static void waitCmd(uint8_t iLen);
33
34// structure and database for uid -> tagtype lookups
35typedef struct {
36 uint8_t uid;
37 char* desc;
38} manufactureName;
39
40const manufactureName manufactureMapping[] = {
41 // ID, "Vendor Country"
42 { 0x01, "Motorola UK" },
43 { 0x02, "ST Microelectronics SA France" },
44 { 0x03, "Hitachi, Ltd Japan" },
45 { 0x04, "NXP Semiconductors Germany" },
46 { 0x05, "Infineon Technologies AG Germany" },
47 { 0x06, "Cylink USA" },
48 { 0x07, "Texas Instrument France" },
49 { 0x08, "Fujitsu Limited Japan" },
50 { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
51 { 0x0A, "NEC Japan" },
52 { 0x0B, "Oki Electric Industry Co. Ltd Japan" },
53 { 0x0C, "Toshiba Corp. Japan" },
54 { 0x0D, "Mitsubishi Electric Corp. Japan" },
55 { 0x0E, "Samsung Electronics Co. Ltd Korea" },
56 { 0x0F, "Hynix / Hyundai, Korea" },
57 { 0x10, "LG-Semiconductors Co. Ltd Korea" },
58 { 0x11, "Emosyn-EM Microelectronics USA" },
59 { 0x12, "INSIDE Technology France" },
60 { 0x13, "ORGA Kartensysteme GmbH Germany" },
61 { 0x14, "SHARP Corporation Japan" },
62 { 0x15, "ATMEL France" },
63 { 0x16, "EM Microelectronic-Marin SA Switzerland" },
64 { 0x17, "KSW Microtec GmbH Germany" },
65 { 0x18, "ZMD AG Germany" },
66 { 0x19, "XICOR, Inc. USA" },
67 { 0x1A, "Sony Corporation Japan Identifier Company Country" },
68 { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
69 { 0x1C, "Emosyn USA" },
70 { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
71 { 0x1E, "Magellan Technology Pty Limited Australia" },
72 { 0x1F, "Melexis NV BO Switzerland" },
73 { 0x20, "Renesas Technology Corp. Japan" },
74 { 0x21, "TAGSYS France" },
75 { 0x22, "Transcore USA" },
76 { 0x23, "Shanghai belling corp., ltd. China" },
77 { 0x24, "Masktech Germany Gmbh Germany" },
78 { 0x25, "Innovision Research and Technology Plc UK" },
79 { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
80 { 0x27, "Cypak AB Sweden" },
81 { 0x28, "Ricoh Japan" },
82 { 0x29, "ASK France" },
83 { 0x2A, "Unicore Microsystems, LLC Russian Federation" },
84 { 0x2B, "Dallas Semiconductor/Maxim USA" },
85 { 0x2C, "Impinj, Inc. USA" },
86 { 0x2D, "RightPlug Alliance USA" },
87 { 0x2E, "Broadcom Corporation USA" },
88 { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
89 { 0x30, "BeeDar Technology Inc. USA" },
90 { 0x31, "RFIDsec Denmark" },
91 { 0x32, "Schweizer Electronic AG Germany" },
92 { 0x33, "AMIC Technology Corp Taiwan" },
93 { 0x34, "Mikron JSC Russia" },
94 { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
95 { 0x36, "IDS Microchip AG Switzerland" },
96 { 0x37, "Kovio USA" },
97 { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" },
98 { 0x39, "Silicon Craft Technology Thailand" },
99 { 0x3A, "Advanced Film Device Inc. Japan" },
100 { 0x3B, "Nitecrest Ltd UK" },
101 { 0x3C, "Verayo Inc. USA" },
102 { 0x3D, "HID Global USA" },
103 { 0x3E, "Productivity Engineering Gmbh Germany" },
104 { 0x3F, "Austriamicrosystems AG (reserved) Austria" },
105 { 0x40, "Gemalto SA France" },
106 { 0x41, "Renesas Electronics Corporation Japan" },
107 { 0x42, "3Alogics Inc Korea" },
108 { 0x43, "Top TroniQ Asia Limited Hong Kong" },
109 { 0x44, "Gentag Inc (USA) USA" },
110 { 0x00, "no tag-info available" } // must be the last entry
111};
112
113
114// get a product description based on the UID
115// uid[8] tag uid
116// returns description of the best match
117char* getTagInfo(uint8_t uid) {
118
119 int i;
120 int len = sizeof(manufactureMapping) / sizeof(manufactureName);
121
122 for ( i = 0; i < len; ++i )
123 if ( uid == manufactureMapping[i].uid)
124 return manufactureMapping[i].desc;
125
126 //No match, return default
127 return manufactureMapping[len-1].desc;
128}
129
130int CmdHF14AList(const char *Cmd)
131{
132 PrintAndLog("Deprecated command, use 'hf list 14a' instead");
133 return 0;
134}
135
136int CmdHF14AReader(const char *Cmd)
137{
138 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
139 SendCommand(&c);
140
141 UsbCommand resp;
142 WaitForResponse(CMD_ACK,&resp);
143
144 iso14a_card_select_t card;
145 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
146
147 uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
148
149 if(select_status == 0) {
150 if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
151 // disconnect
152 c.arg[0] = 0;
153 c.arg[1] = 0;
154 c.arg[2] = 0;
155 SendCommand(&c);
156 return 0;
157 }
158
159 if(select_status == 3) {
160 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
161 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
162 // disconnect
163 c.arg[0] = 0;
164 c.arg[1] = 0;
165 c.arg[2] = 0;
166 SendCommand(&c);
167 return 0;
168 }
169
170 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
171 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
172 PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
173
174 switch (card.sak) {
175 case 0x00:
176
177 //***************************************test****************
178 ul_switch_off_field();
179
180 uint32_t tagT = GetHF14AMfU_Type();
181 ul_print_type(tagT, 0);
182
183 //reconnect for further tests
184 c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
185 c.arg[1] = 0;
186 c.arg[2] = 0;
187
188 SendCommand(&c);
189
190 UsbCommand resp;
191 WaitForResponse(CMD_ACK,&resp);
192
193 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
194
195 select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
196
197 if(select_status == 0) {
198 ul_switch_off_field();
199 return 0;
200 }
201
202 /* orig
203 // check if the tag answers to GETVERSION (0x60)
204 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
205 c.arg[1] = 1;
206 c.arg[2] = 0;
207 c.d.asBytes[0] = 0x60;
208 SendCommand(&c);
209 WaitForResponse(CMD_ACK,&resp);
210
211 uint8_t version[10] = {0};
212 memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
213 uint8_t len = resp.arg[0] & 0xff;
214 switch ( len){
215 // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command.
216 // UL-EV1, size, check version[6] == 0x0b (smaller) 0x0b * 4 == 48
217 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128); break;
218 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
219 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
220 }
221 */
222 break;
223 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
224 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
225 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
226 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
227 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
228 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
229 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
230 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
231 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
232 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
233 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
234 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
235 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
236 default: ;
237 }
238
239 // Double & triple sized UID, can be mapped to a manufacturer.
240 if ( card.uidlen > 4 ) {
241 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
242 }
243
244 // try to request ATS even if tag claims not to support it
245 if (select_status == 2) {
246 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
247 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
248 c.arg[1] = 2;
249 c.arg[2] = 0;
250 memcpy(c.d.asBytes, rats, 2);
251 SendCommand(&c);
252 WaitForResponse(CMD_ACK,&resp);
253
254 memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
255 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
256 }
257
258 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
259 bool ta1 = 0, tb1 = 0, tc1 = 0;
260 int pos;
261
262 if (select_status == 2) {
263 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
264 }
265 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
266 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
267 if (card.ats[0] != card.ats_len - 2) {
268 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
269 }
270
271 if (card.ats[0] > 1) { // there is a format byte (T0)
272 ta1 = (card.ats[1] & 0x10) == 0x10;
273 tb1 = (card.ats[1] & 0x20) == 0x20;
274 tc1 = (card.ats[1] & 0x40) == 0x40;
275 int16_t fsci = card.ats[1] & 0x0f;
276 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
277 "TC1 is%s present, FSCI is %d (FSC = %ld)",
278 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
279 fsci,
280 fsci < 5 ? (fsci - 2) * 8 :
281 fsci < 8 ? (fsci - 3) * 32 :
282 fsci == 8 ? 256 :
283 -1
284 );
285 }
286 pos = 2;
287 if (ta1) {
288 char dr[16], ds[16];
289 dr[0] = ds[0] = '\0';
290 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
291 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
292 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
293 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
294 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
295 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
296 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
297 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
298 PrintAndLog(" - TA1 : different divisors are%s supported, "
299 "DR: [%s], DS: [%s]",
300 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
301 pos++;
302 }
303 if (tb1) {
304 uint32_t sfgi = card.ats[pos] & 0x0F;
305 uint32_t fwi = card.ats[pos] >> 4;
306 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
307 (sfgi),
308 sfgi ? "" : "(not needed) ",
309 sfgi ? (1 << 12) << sfgi : 0,
310 fwi,
311 (1 << 12) << fwi
312 );
313 pos++;
314 }
315 if (tc1) {
316 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
317 (card.ats[pos] & 0x01) ? "" : " NOT",
318 (card.ats[pos] & 0x02) ? "" : " NOT");
319 pos++;
320 }
321 if (card.ats[0] > pos) {
322 char *tip = "";
323 if (card.ats[0] - pos >= 7) {
324 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
325 tip = "-> MIFARE Plus X 2K or 4K";
326 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
327 tip = "-> MIFARE Plus S 2K or 4K";
328 }
329 }
330 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
331 if (card.ats[pos] == 0xC1) {
332 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
333 PrintAndLog(" %02x -> Length is %d bytes",
334 card.ats[pos + 1], card.ats[pos + 1]);
335 switch (card.ats[pos + 2] & 0xf0) {
336 case 0x10:
337 PrintAndLog(" 1x -> MIFARE DESFire");
338 break;
339 case 0x20:
340 PrintAndLog(" 2x -> MIFARE Plus");
341 break;
342 }
343 switch (card.ats[pos + 2] & 0x0f) {
344 case 0x00:
345 PrintAndLog(" x0 -> <1 kByte");
346 break;
347 case 0x01:
348 PrintAndLog(" x0 -> 1 kByte");
349 break;
350 case 0x02:
351 PrintAndLog(" x0 -> 2 kByte");
352 break;
353 case 0x03:
354 PrintAndLog(" x0 -> 4 kByte");
355 break;
356 case 0x04:
357 PrintAndLog(" x0 -> 8 kByte");
358 break;
359 }
360 switch (card.ats[pos + 3] & 0xf0) {
361 case 0x00:
362 PrintAndLog(" 0x -> Engineering sample");
363 break;
364 case 0x20:
365 PrintAndLog(" 2x -> Released");
366 break;
367 }
368 switch (card.ats[pos + 3] & 0x0f) {
369 case 0x00:
370 PrintAndLog(" x0 -> Generation 1");
371 break;
372 case 0x01:
373 PrintAndLog(" x1 -> Generation 2");
374 break;
375 case 0x02:
376 PrintAndLog(" x2 -> Generation 3");
377 break;
378 }
379 switch (card.ats[pos + 4] & 0x0f) {
380 case 0x00:
381 PrintAndLog(" x0 -> Only VCSL supported");
382 break;
383 case 0x01:
384 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
385 break;
386 case 0x0E:
387 PrintAndLog(" xE -> no VCS command supported");
388 break;
389 }
390 }
391 }
392 } else {
393 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
394 }
395
396
397 // try to see if card responses to "chinese magic backdoor" commands.
398 c.cmd = CMD_MIFARE_CIDENT;
399 c.arg[0] = 0;
400 c.arg[1] = 0;
401 c.arg[2] = 0;
402 SendCommand(&c);
403 WaitForResponse(CMD_ACK,&resp);
404 uint8_t isOK = resp.arg[0] & 0xff;
405 PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
406
407 // disconnect
408 c.cmd = CMD_READER_ISO_14443a;
409 c.arg[0] = 0;
410 c.arg[1] = 0;
411 c.arg[2] = 0;
412 SendCommand(&c);
413
414 return select_status;
415}
416
417// Collect ISO14443 Type A UIDs
418int CmdHF14ACUIDs(const char *Cmd)
419{
420 // requested number of UIDs
421 int n = atoi(Cmd);
422 // collect at least 1 (e.g. if no parameter was given)
423 n = n > 0 ? n : 1;
424
425 PrintAndLog("Collecting %d UIDs", n);
426 PrintAndLog("Start: %u", time(NULL));
427 // repeat n times
428 for (int i = 0; i < n; i++) {
429 // execute anticollision procedure
430 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
431 SendCommand(&c);
432
433 UsbCommand resp;
434 WaitForResponse(CMD_ACK,&resp);
435
436 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
437
438 // check if command failed
439 if (resp.arg[0] == 0) {
440 PrintAndLog("Card select failed.");
441 } else {
442 char uid_string[20];
443 for (uint16_t i = 0; i < card->uidlen; i++) {
444 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
445 }
446 PrintAndLog("%s", uid_string);
447 }
448 }
449 PrintAndLog("End: %u", time(NULL));
450
451 return 1;
452}
453
454
455static int usage_hf_14a_sim(void)
456{
457 PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID\n");
458 PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
459 PrintAndLog(" Options : ");
460 PrintAndLog(" h : this help");
461 PrintAndLog(" t : 1 = MIFARE Classic");
462 PrintAndLog(" 2 = MIFARE Ultralight");
463 PrintAndLog(" 3 = MIFARE Desfire");
464 PrintAndLog(" 4 = ISO/IEC 14443-4");
465 PrintAndLog(" 5 = MIFARE Tnp3xxx");
466 PrintAndLog(" 6 = MIFARE Mini");
467 PrintAndLog(" 7 = AMIIBO (NTAG 215), pack 0x8080");
468 PrintAndLog(" u : 4 or 7 byte UID");
469 PrintAndLog(" x : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
470 PrintAndLog("\n sample : hf 14a sim t 1 u 1122344");
471 PrintAndLog(" : hf 14a sim t 1 u 1122344 x\n");
472 return 0;
473}
474
475// ## simulate iso14443a tag
476// ## greg - added ability to specify tag UID
477int CmdHF14ASim(const char *Cmd)
478{
479 bool errors = FALSE;
480 uint8_t flags = 0;
481 uint8_t tagtype = 1;
482 uint64_t uid = 0;
483 uint8_t cmdp = 0;
484
485 clearCommandBuffer();
486
487 while(param_getchar(Cmd, cmdp) != 0x00)
488 {
489 switch(param_getchar(Cmd, cmdp))
490 {
491 case 'h':
492 case 'H':
493 return usage_hf_14a_sim();
494 case 't':
495 case 'T':
496 // Retrieve the tag type
497 tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
498 if (tagtype == 0)
499 errors = true;
500 cmdp += 2;
501 break;
502 case 'u':
503 case 'U':
504 // Retrieve the full 4 or 7 byte long uid
505 uid = param_get64ex(Cmd, cmdp+1, 0, 16);
506 if (uid == 0 )
507 errors = TRUE;
508
509 if (uid > 0xffffffff) {
510 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",uid);
511 flags |= FLAG_7B_UID_IN_DATA;
512 } else {
513 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",uid);
514 flags |= FLAG_4B_UID_IN_DATA;
515 }
516 cmdp += 2;
517 break;
518 case 'x':
519 case 'X':
520 flags |= FLAG_NR_AR_ATTACK;
521 cmdp++;
522 break;
523 default:
524 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
525 errors = true;
526 break;
527 }
528 if(errors) break;
529 }
530
531 //Validations
532 if (errors) return usage_hf_14a_sim();
533
534 PrintAndLog("Press pm3-button to abort simulation");
535
536 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
537
538 num_to_bytes(uid, 7, c.d.asBytes);
539 SendCommand(&c);
540
541 uint8_t data[40];
542 uint8_t key[6];
543 UsbCommand resp;
544 while(!ukbhit()){
545 if ( WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
546 if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){
547 memset(data, 0x00, sizeof(data));
548 memset(key, 0x00, sizeof(key));
549 int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1];
550 memcpy(data, resp.d.asBytes, len);
551 tryMfk32(uid, data, key);
552 tryMfk32_moebius(uid, data, key);
553 //tryMfk64(uid, data, key);
554 PrintAndLog("--");
555 }
556 }
557 }
558 return 0;
559}
560
561int CmdHF14ASniff(const char *Cmd) {
562 int param = 0;
563
564 uint8_t ctmp = param_getchar(Cmd, 0) ;
565 if (ctmp == 'h' || ctmp == 'H') {
566 PrintAndLog("It get data from the field and saves it into command buffer.");
567 PrintAndLog("Buffer accessible from command 'hf list 14a'");
568 PrintAndLog("Usage: hf 14a sniff [c][r]");
569 PrintAndLog("c - triggered by first data from card");
570 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
571 PrintAndLog("sample: hf 14a sniff c r");
572 return 0;
573 }
574
575 for (int i = 0; i < 2; i++) {
576 ctmp = param_getchar(Cmd, i);
577 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
578 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
579 }
580
581 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
582 SendCommand(&c);
583 return 0;
584}
585
586
587int CmdHF14ACmdRaw(const char *cmd) {
588 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
589 bool reply=1;
590 bool crc = FALSE;
591 bool power = FALSE;
592 bool active = FALSE;
593 bool active_select = FALSE;
594 uint16_t numbits=0;
595 bool bTimeout = FALSE;
596 uint32_t timeout=0;
597 bool topazmode = FALSE;
598 char buf[5]="";
599 int i=0;
600 uint8_t data[USB_CMD_DATA_SIZE];
601 uint16_t datalen=0;
602 uint32_t temp;
603
604 if (strlen(cmd)<2) {
605 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-a] [-t] <milliseconds> [-b] <number of bits> <0A 0B 0C ... hex>");
606 PrintAndLog(" -r do not read response");
607 PrintAndLog(" -c calculate and append CRC");
608 PrintAndLog(" -p leave the signal field ON after receive");
609 PrintAndLog(" -a active signal field ON without select");
610 PrintAndLog(" -s active signal field ON with select");
611 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
612 PrintAndLog(" -t timeout in ms");
613 PrintAndLog(" -T use Topaz protocol to send command");
614 return 0;
615 }
616
617
618 // strip
619 while (*cmd==' ' || *cmd=='\t') cmd++;
620
621 while (cmd[i]!='\0') {
622 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
623 if (cmd[i]=='-') {
624 switch (cmd[i+1]) {
625 case 'r':
626 reply = FALSE;
627 break;
628 case 'c':
629 crc = TRUE;
630 break;
631 case 'p':
632 power = TRUE;
633 break;
634 case 'a':
635 active = TRUE;
636 break;
637 case 's':
638 active_select = TRUE;
639 break;
640 case 'b':
641 sscanf(cmd+i+2,"%d",&temp);
642 numbits = temp & 0xFFFF;
643 i+=3;
644 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
645 i-=2;
646 break;
647 case 't':
648 bTimeout = TRUE;
649 sscanf(cmd+i+2,"%d",&temp);
650 timeout = temp;
651 i+=3;
652 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
653 i-=2;
654 break;
655 case 'T':
656 topazmode = TRUE;
657 break;
658 default:
659 PrintAndLog("Invalid option");
660 return 0;
661 }
662 i+=2;
663 continue;
664 }
665 if ((cmd[i]>='0' && cmd[i]<='9') ||
666 (cmd[i]>='a' && cmd[i]<='f') ||
667 (cmd[i]>='A' && cmd[i]<='F') ) {
668 buf[strlen(buf)+1]=0;
669 buf[strlen(buf)]=cmd[i];
670 i++;
671
672 if (strlen(buf)>=2) {
673 sscanf(buf,"%x",&temp);
674 data[datalen]=(uint8_t)(temp & 0xff);
675 *buf=0;
676 if (++datalen >= sizeof(data)){
677 if (crc)
678 PrintAndLog("Buffer is full, we can't add CRC to your data");
679 break;
680 }
681 }
682 continue;
683 }
684 PrintAndLog("Invalid char on input");
685 return 0;
686 }
687
688 if(crc && datalen>0 && datalen<sizeof(data)-2)
689 {
690 uint8_t first, second;
691 if (topazmode) {
692 ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
693 } else {
694 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
695 }
696 data[datalen++] = first;
697 data[datalen++] = second;
698 }
699
700 if(active || active_select)
701 {
702 c.arg[0] |= ISO14A_CONNECT;
703 if(active)
704 c.arg[0] |= ISO14A_NO_SELECT;
705 }
706
707 if(bTimeout){
708 #define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
709 c.arg[0] |= ISO14A_SET_TIMEOUT;
710 if(timeout > MAX_TIMEOUT) {
711 timeout = MAX_TIMEOUT;
712 PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
713 }
714 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
715 }
716
717 if(power)
718 c.arg[0] |= ISO14A_NO_DISCONNECT;
719
720 if(datalen>0)
721 c.arg[0] |= ISO14A_RAW;
722
723 if(topazmode)
724 c.arg[0] |= ISO14A_TOPAZMODE;
725
726 // Max buffer is USB_CMD_DATA_SIZE
727 c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
728 memcpy(c.d.asBytes,data,datalen);
729
730 clearCommandBuffer();
731 SendCommand(&c);
732
733 if (reply) {
734 if(active_select)
735 waitCmd(1);
736 if(datalen>0)
737 waitCmd(0);
738 } // if reply
739 return 0;
740}
741
742
743static void waitCmd(uint8_t iSelect)
744{
745 uint8_t *recv;
746 UsbCommand resp;
747 char *hexout;
748
749 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
750 recv = resp.d.asBytes;
751 uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
752 PrintAndLog("received %i octets",iLen);
753 if(!iLen)
754 return;
755 hexout = (char *)malloc(iLen * 3 + 1);
756 if (hexout != NULL) {
757 for (int i = 0; i < iLen; i++) { // data in hex
758 sprintf(&hexout[i * 3], "%02X ", recv[i]);
759 }
760 PrintAndLog("%s", hexout);
761 free(hexout);
762 } else {
763 PrintAndLog("malloc failed your client has low memory?");
764 }
765 } else {
766 PrintAndLog("timeout while waiting for reply.");
767 }
768}
769
770static command_t CommandTable[] =
771{
772 {"help", CmdHelp, 1, "This help"},
773 {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
774 {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
775 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
776 {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
777 {"sniff", CmdHF14ASniff, 0, "sniff ISO 14443 Type A traffic"},
778 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
779 {NULL, NULL, 0, NULL}
780};
781
782int CmdHF14A(const char *Cmd) {
783 // flush
784 WaitForResponseTimeout(CMD_ACK,NULL,100);
785
786 // parse
787 CmdsParse(CommandTable, Cmd);
788 return 0;
789}
790
791int CmdHelp(const char *Cmd)
792{
793 CmdsHelp(CommandTable);
794 return 0;
795}
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