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1 //-----------------------------------------------------------------------------
2 // 2011, 2017 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 "cmdhf14a.h"
13
14 #include <stdio.h>
15 #include <stdlib.h>
16 #include <inttypes.h>
17 #include <string.h>
18 #include <unistd.h>
19 #include <ctype.h>
20 #include "util.h"
21 #include "util_posix.h"
22 #include "iso14443crc.h"
23 #include "comms.h"
24 #include "ui.h"
25 #include "cmdparser.h"
26 #include "common.h"
27 #include "cmdmain.h"
28 #include "mifare.h"
29 #include "cmdhfmfu.h"
30 #include "mifarehost.h"
31 #include "emv/apduinfo.h"
32 #include "emv/emvcore.h"
33
34 static int CmdHelp(const char *Cmd);
35 static int waitCmd(uint8_t iLen);
36
37 // structure and database for uid -> tagtype lookups
38 typedef struct {
39 uint8_t uid;
40 char* desc;
41 } manufactureName;
42
43 static const manufactureName manufactureMapping[] = {
44 // ID, "Vendor Country"
45 { 0x01, "Motorola UK" },
46 { 0x02, "ST Microelectronics SA France" },
47 { 0x03, "Hitachi, Ltd Japan" },
48 { 0x04, "NXP Semiconductors Germany" },
49 { 0x05, "Infineon Technologies AG Germany" },
50 { 0x06, "Cylink USA" },
51 { 0x07, "Texas Instrument France" },
52 { 0x08, "Fujitsu Limited Japan" },
53 { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
54 { 0x0A, "NEC Japan" },
55 { 0x0B, "Oki Electric Industry Co. Ltd Japan" },
56 { 0x0C, "Toshiba Corp. Japan" },
57 { 0x0D, "Mitsubishi Electric Corp. Japan" },
58 { 0x0E, "Samsung Electronics Co. Ltd Korea" },
59 { 0x0F, "Hynix / Hyundai, Korea" },
60 { 0x10, "LG-Semiconductors Co. Ltd Korea" },
61 { 0x11, "Emosyn-EM Microelectronics USA" },
62 { 0x12, "INSIDE Technology France" },
63 { 0x13, "ORGA Kartensysteme GmbH Germany" },
64 { 0x14, "SHARP Corporation Japan" },
65 { 0x15, "ATMEL France" },
66 { 0x16, "EM Microelectronic-Marin SA Switzerland" },
67 { 0x17, "KSW Microtec GmbH Germany" },
68 { 0x18, "ZMD AG Germany" },
69 { 0x19, "XICOR, Inc. USA" },
70 { 0x1A, "Sony Corporation Japan Identifier Company Country" },
71 { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
72 { 0x1C, "Emosyn USA" },
73 { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
74 { 0x1E, "Magellan Technology Pty Limited Australia" },
75 { 0x1F, "Melexis NV BO Switzerland" },
76 { 0x20, "Renesas Technology Corp. Japan" },
77 { 0x21, "TAGSYS France" },
78 { 0x22, "Transcore USA" },
79 { 0x23, "Shanghai belling corp., ltd. China" },
80 { 0x24, "Masktech Germany Gmbh Germany" },
81 { 0x25, "Innovision Research and Technology Plc UK" },
82 { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
83 { 0x27, "Cypak AB Sweden" },
84 { 0x28, "Ricoh Japan" },
85 { 0x29, "ASK France" },
86 { 0x2A, "Unicore Microsystems, LLC Russian Federation" },
87 { 0x2B, "Dallas Semiconductor/Maxim USA" },
88 { 0x2C, "Impinj, Inc. USA" },
89 { 0x2D, "RightPlug Alliance USA" },
90 { 0x2E, "Broadcom Corporation USA" },
91 { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
92 { 0x30, "BeeDar Technology Inc. USA" },
93 { 0x31, "RFIDsec Denmark" },
94 { 0x32, "Schweizer Electronic AG Germany" },
95 { 0x33, "AMIC Technology Corp Taiwan" },
96 { 0x34, "Mikron JSC Russia" },
97 { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
98 { 0x36, "IDS Microchip AG Switzerland" },
99 { 0x37, "Kovio USA" },
100 { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" },
101 { 0x39, "Silicon Craft Technology Thailand" },
102 { 0x3A, "Advanced Film Device Inc. Japan" },
103 { 0x3B, "Nitecrest Ltd UK" },
104 { 0x3C, "Verayo Inc. USA" },
105 { 0x3D, "HID Global USA" },
106 { 0x3E, "Productivity Engineering Gmbh Germany" },
107 { 0x3F, "Austriamicrosystems AG (reserved) Austria" },
108 { 0x40, "Gemalto SA France" },
109 { 0x41, "Renesas Electronics Corporation Japan" },
110 { 0x42, "3Alogics Inc Korea" },
111 { 0x43, "Top TroniQ Asia Limited Hong Kong" },
112 { 0x44, "Gentag Inc (USA) USA" },
113 { 0x00, "no tag-info available" } // must be the last entry
114 };
115
116 // get a product description based on the UID
117 // uid[8] tag uid
118 // returns description of the best match
119 char* getTagInfo(uint8_t uid) {
120
121 int i;
122 int len = sizeof(manufactureMapping) / sizeof(manufactureName);
123
124 for ( i = 0; i < len; ++i )
125 if ( uid == manufactureMapping[i].uid)
126 return manufactureMapping[i].desc;
127
128 //No match, return default
129 return manufactureMapping[len-1].desc;
130 }
131
132 int CmdHF14AList(const char *Cmd)
133 {
134 PrintAndLog("Deprecated command, use 'hf list 14a' instead");
135 return 0;
136 }
137
138 int CmdHF14AReader(const char *Cmd) {
139 uint32_t cm = ISO14A_CONNECT;
140 bool disconnectAfter = true;
141
142 int cmdp = 0;
143 while(param_getchar(Cmd, cmdp) != 0x00) {
144 switch(param_getchar(Cmd, cmdp)) {
145 case 'h':
146 case 'H':
147 PrintAndLog("Usage: hf 14a reader [k|x] [3]");
148 PrintAndLog(" k keep the field active after command executed");
149 PrintAndLog(" x just drop the signal field");
150 PrintAndLog(" 3 ISO14443-3 select only (skip RATS)");
151 return 0;
152 case '3':
153 cm |= ISO14A_NO_RATS;
154 break;
155 case 'k':
156 case 'K':
157 disconnectAfter = false;
158 break;
159 case 'x':
160 case 'X':
161 cm &= ~ISO14A_CONNECT;
162 break;
163 default:
164 PrintAndLog("Unknown command.");
165 return 1;
166 }
167
168 cmdp++;
169 }
170
171 if (!disconnectAfter)
172 cm |= ISO14A_NO_DISCONNECT;
173
174 UsbCommand c = {CMD_READER_ISO_14443a, {cm, 0, 0}};
175 SendCommand(&c);
176
177 if (ISO14A_CONNECT & cm) {
178 UsbCommand resp;
179 WaitForResponse(CMD_ACK,&resp);
180
181 iso14a_card_select_t card;
182 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
183
184 uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
185
186 if(select_status == 0) {
187 PrintAndLog("iso14443a card select failed");
188 return 1;
189 }
190
191 if(select_status == 3) {
192 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
193 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
194 return 1;
195 }
196
197 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
198 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
199 PrintAndLog(" SAK : %02x [%" PRIu64 "]", card.sak, resp.arg[0]);
200 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
201 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
202 }
203 if (!disconnectAfter) {
204 PrintAndLog("Card is selected. You can now start sending commands");
205 }
206 }
207
208 if (disconnectAfter) {
209 PrintAndLog("Field dropped.");
210 }
211
212 return 0;
213 }
214
215 int CmdHF14AInfo(const char *Cmd)
216 {
217 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
218 SendCommand(&c);
219
220 UsbCommand resp;
221 WaitForResponse(CMD_ACK,&resp);
222
223 iso14a_card_select_t card;
224 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
225
226 uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
227
228 if(select_status == 0) {
229 if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
230 // disconnect
231 c.arg[0] = 0;
232 c.arg[1] = 0;
233 c.arg[2] = 0;
234 SendCommand(&c);
235 return 0;
236 }
237
238 if(select_status == 3) {
239 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
240 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
241 // disconnect
242 c.arg[0] = 0;
243 c.arg[1] = 0;
244 c.arg[2] = 0;
245 SendCommand(&c);
246 return 0;
247 }
248
249 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
250 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
251 PrintAndLog(" SAK : %02x [%" PRIu64 "]", card.sak, resp.arg[0]);
252
253 bool isMifareClassic = true;
254 switch (card.sak) {
255 case 0x00:
256 isMifareClassic = false;
257
258 //***************************************test****************
259 // disconnect
260 c.arg[0] = 0;
261 c.arg[1] = 0;
262 c.arg[2] = 0;
263 SendCommand(&c);
264
265 uint32_t tagT = GetHF14AMfU_Type();
266 ul_print_type(tagT, 0);
267
268 //reconnect for further tests
269 c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
270 c.arg[1] = 0;
271 c.arg[2] = 0;
272
273 SendCommand(&c);
274
275 UsbCommand resp;
276 WaitForResponse(CMD_ACK,&resp);
277
278 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
279
280 select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
281
282 if(select_status == 0) {
283 //PrintAndLog("iso14443a card select failed");
284 // disconnect
285 c.arg[0] = 0;
286 c.arg[1] = 0;
287 c.arg[2] = 0;
288 SendCommand(&c);
289 return 0;
290 }
291
292 /* orig
293 // check if the tag answers to GETVERSION (0x60)
294 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
295 c.arg[1] = 1;
296 c.arg[2] = 0;
297 c.d.asBytes[0] = 0x60;
298 SendCommand(&c);
299 WaitForResponse(CMD_ACK,&resp);
300
301 uint8_t version[10] = {0};
302 memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
303 uint8_t len = resp.arg[0] & 0xff;
304 switch ( len ){
305 // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command.
306 // UL-EV1, size, check version[6] == 0x0b (smaller) 0x0b * 4 == 48
307 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);break;
308 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
309 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
310 }
311 */
312 break;
313 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
314 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
315 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
316 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
317 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
318 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
319 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
320 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
321 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
322 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
323 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
324 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
325 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
326 default: ;
327 }
328
329 // Double & triple sized UID, can be mapped to a manufacturer.
330 // HACK: does this apply for Ultralight cards?
331 if ( card.uidlen > 4 ) {
332 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
333 }
334
335 // try to request ATS even if tag claims not to support it
336 if (select_status == 2) {
337 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
338 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
339 c.arg[1] = 2;
340 c.arg[2] = 0;
341 memcpy(c.d.asBytes, rats, 2);
342 SendCommand(&c);
343 WaitForResponse(CMD_ACK,&resp);
344
345 memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
346 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
347 }
348
349 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
350 bool ta1 = 0, tb1 = 0, tc1 = 0;
351 int pos;
352
353 if (select_status == 2) {
354 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
355 }
356 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
357 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
358 if (card.ats[0] != card.ats_len - 2) {
359 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
360 }
361
362 if (card.ats[0] > 1) { // there is a format byte (T0)
363 ta1 = (card.ats[1] & 0x10) == 0x10;
364 tb1 = (card.ats[1] & 0x20) == 0x20;
365 tc1 = (card.ats[1] & 0x40) == 0x40;
366 int16_t fsci = card.ats[1] & 0x0f;
367 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
368 "TC1 is%s present, FSCI is %d (FSC = %ld)",
369 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
370 fsci,
371 fsci < 5 ? (fsci - 2) * 8 :
372 fsci < 8 ? (fsci - 3) * 32 :
373 fsci == 8 ? 256 :
374 -1
375 );
376 }
377 pos = 2;
378 if (ta1) {
379 char dr[16], ds[16];
380 dr[0] = ds[0] = '\0';
381 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
382 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
383 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
384 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
385 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
386 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
387 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
388 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
389 PrintAndLog(" - TA1 : different divisors are%s supported, "
390 "DR: [%s], DS: [%s]",
391 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
392 pos++;
393 }
394 if (tb1) {
395 uint32_t sfgi = card.ats[pos] & 0x0F;
396 uint32_t fwi = card.ats[pos] >> 4;
397 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
398 (sfgi),
399 sfgi ? "" : "(not needed) ",
400 sfgi ? (1 << 12) << sfgi : 0,
401 fwi,
402 (1 << 12) << fwi
403 );
404 pos++;
405 }
406 if (tc1) {
407 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
408 (card.ats[pos] & 0x01) ? "" : " NOT",
409 (card.ats[pos] & 0x02) ? "" : " NOT");
410 pos++;
411 }
412 if (card.ats[0] > pos) {
413 char *tip = "";
414 if (card.ats[0] - pos >= 7) {
415 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
416 tip = "-> MIFARE Plus X 2K or 4K";
417 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
418 tip = "-> MIFARE Plus S 2K or 4K";
419 }
420 }
421 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
422 if (card.ats[pos] == 0xC1) {
423 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
424 PrintAndLog(" %02x -> Length is %d bytes",
425 card.ats[pos + 1], card.ats[pos + 1]);
426 switch (card.ats[pos + 2] & 0xf0) {
427 case 0x10:
428 PrintAndLog(" 1x -> MIFARE DESFire");
429 break;
430 case 0x20:
431 PrintAndLog(" 2x -> MIFARE Plus");
432 break;
433 }
434 switch (card.ats[pos + 2] & 0x0f) {
435 case 0x00:
436 PrintAndLog(" x0 -> <1 kByte");
437 break;
438 case 0x01:
439 PrintAndLog(" x1 -> 1 kByte");
440 break;
441 case 0x02:
442 PrintAndLog(" x2 -> 2 kByte");
443 break;
444 case 0x03:
445 PrintAndLog(" x3 -> 4 kByte");
446 break;
447 case 0x04:
448 PrintAndLog(" x4 -> 8 kByte");
449 break;
450 }
451 switch (card.ats[pos + 3] & 0xf0) {
452 case 0x00:
453 PrintAndLog(" 0x -> Engineering sample");
454 break;
455 case 0x20:
456 PrintAndLog(" 2x -> Released");
457 break;
458 }
459 switch (card.ats[pos + 3] & 0x0f) {
460 case 0x00:
461 PrintAndLog(" x0 -> Generation 1");
462 break;
463 case 0x01:
464 PrintAndLog(" x1 -> Generation 2");
465 break;
466 case 0x02:
467 PrintAndLog(" x2 -> Generation 3");
468 break;
469 }
470 switch (card.ats[pos + 4] & 0x0f) {
471 case 0x00:
472 PrintAndLog(" x0 -> Only VCSL supported");
473 break;
474 case 0x01:
475 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
476 break;
477 case 0x0E:
478 PrintAndLog(" xE -> no VCS command supported");
479 break;
480 }
481 }
482 }
483 } else {
484 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
485 }
486
487
488 // try to see if card responses to "chinese magic backdoor" commands.
489 (void)mfCIdentify();
490
491 if (isMifareClassic) {
492 switch(DetectClassicPrng()) {
493 case 0:
494 PrintAndLog("Prng detection: HARDENED (hardnested)");
495 break;
496 case 1:
497 PrintAndLog("Prng detection: WEAK");
498 break;
499 default:
500 PrintAndLog("Prng detection error.");
501 }
502 }
503
504 return select_status;
505 }
506
507 // Collect ISO14443 Type A UIDs
508 int CmdHF14ACUIDs(const char *Cmd)
509 {
510 // requested number of UIDs
511 int n = atoi(Cmd);
512 // collect at least 1 (e.g. if no parameter was given)
513 n = n > 0 ? n : 1;
514
515 PrintAndLog("Collecting %d UIDs", n);
516 PrintAndLog("Start: %" PRIu64, msclock()/1000);
517 // repeat n times
518 for (int i = 0; i < n; i++) {
519 // execute anticollision procedure
520 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_RATS, 0, 0}};
521 SendCommand(&c);
522
523 UsbCommand resp;
524 WaitForResponse(CMD_ACK,&resp);
525
526 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
527
528 // check if command failed
529 if (resp.arg[0] == 0) {
530 PrintAndLog("Card select failed.");
531 } else {
532 char uid_string[20];
533 for (uint16_t i = 0; i < card->uidlen; i++) {
534 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
535 }
536 PrintAndLog("%s", uid_string);
537 }
538 }
539 PrintAndLog("End: %" PRIu64, msclock()/1000);
540
541 return 1;
542 }
543
544 // ## simulate iso14443a tag
545 // ## greg - added ability to specify tag UID
546 int CmdHF14ASim(const char *Cmd)
547 {
548 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
549
550 // Retrieve the tag type
551 uint8_t tagtype = param_get8ex(Cmd,0,0,10);
552
553 // When no argument was given, just print help message
554 if (tagtype == 0) {
555 PrintAndLog("");
556 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
557 PrintAndLog("");
558 PrintAndLog(" syntax: hf 14a sim <type> <uid>");
559 PrintAndLog(" types: 1 = MIFARE Classic");
560 PrintAndLog(" 2 = MIFARE Ultralight");
561 PrintAndLog(" 3 = MIFARE Desfire");
562 PrintAndLog(" 4 = ISO/IEC 14443-4");
563 PrintAndLog(" 5 = MIFARE Tnp3xxx");
564 PrintAndLog("");
565 return 1;
566 }
567
568 // Store the tag type
569 c.arg[0] = tagtype;
570
571 // Retrieve the full 4 or 7 byte long uid
572 uint64_t long_uid = param_get64ex(Cmd,1,0,16);
573
574 // Are we handling the (optional) second part uid?
575 if (long_uid > 0xffffffff) {
576 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014" PRIx64 ")",long_uid);
577 // Store the second part
578 c.arg[2] = (long_uid & 0xffffffff);
579 long_uid >>= 32;
580 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
581 c.arg[1] = (long_uid & 0xffffff);
582 } else {
583 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
584 // Only store the first part
585 c.arg[1] = long_uid & 0xffffffff;
586 }
587 /*
588 // At lease save the mandatory first part of the UID
589 c.arg[0] = long_uid & 0xffffffff;
590
591 if (c.arg[1] == 0) {
592 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
593 }
594
595 switch (c.arg[0]) {
596 case 1: {
597 PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
598 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)};
599 } break;
600 case 2: {
601 PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
602 } break;
603 default: {
604 PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
605 PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
606 PrintAndLog(" type1: 4 ",c.arg[0]);
607
608 return 1;
609 } break;
610 }
611 */
612 /*
613 unsigned int hi = 0, lo = 0;
614 int n = 0, i = 0;
615 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
616 hi= (hi << 4) | (lo >> 28);
617 lo= (lo << 4) | (n & 0xf);
618 }
619 */
620 // 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)};
621 // PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
622 SendCommand(&c);
623 return 0;
624 }
625
626 int CmdHF14ASnoop(const char *Cmd) {
627 int param = 0;
628
629 uint8_t ctmp = param_getchar(Cmd, 0) ;
630 if (ctmp == 'h' || ctmp == 'H') {
631 PrintAndLog("It get data from the field and saves it into command buffer.");
632 PrintAndLog("Buffer accessible from command hf list 14a.");
633 PrintAndLog("Usage: hf 14a snoop [c][r]");
634 PrintAndLog("c - triggered by first data from card");
635 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
636 PrintAndLog("sample: hf 14a snoop c r");
637 return 0;
638 }
639
640 for (int i = 0; i < 2; i++) {
641 ctmp = param_getchar(Cmd, i);
642 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
643 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
644 }
645
646 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
647 SendCommand(&c);
648 return 0;
649 }
650
651 void DropField() {
652 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
653 SendCommand(&c);
654 }
655
656 int ExchangeAPDU14a(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) {
657 uint16_t cmdc = 0;
658
659 if (activateField) {
660 cmdc |= ISO14A_CONNECT | ISO14A_CLEAR_TRACE;
661 }
662 if (leaveSignalON)
663 cmdc |= ISO14A_NO_DISCONNECT;
664
665 // "Command APDU" length should be 5+255+1, but javacard's APDU buffer might be smaller - 133 bytes
666 // https://stackoverflow.com/questions/32994936/safe-max-java-card-apdu-data-command-and-respond-size
667 // here length USB_CMD_DATA_SIZE=512
668 // timeout must be authomatically set by "get ATS"
669 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_APDU | cmdc, (datainlen & 0xFFFF), 0}};
670 memcpy(c.d.asBytes, datain, datainlen);
671 SendCommand(&c);
672
673 uint8_t *recv;
674 UsbCommand resp;
675
676 if (activateField) {
677 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
678 PrintAndLog("APDU ERROR: Proxmark connection timeout.");
679 return 1;
680 }
681 if (resp.arg[0] != 1) {
682 PrintAndLog("APDU ERROR: Proxmark error %d.", resp.arg[0]);
683 return 1;
684 }
685 }
686
687 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
688 recv = resp.d.asBytes;
689 int iLen = resp.arg[0];
690
691 *dataoutlen = iLen - 2;
692 if (*dataoutlen < 0)
693 *dataoutlen = 0;
694
695 if (maxdataoutlen && *dataoutlen > maxdataoutlen) {
696 PrintAndLog("APDU ERROR: Buffer too small(%d). Needs %d bytes", *dataoutlen, maxdataoutlen);
697 return 2;
698 }
699
700 memcpy(dataout, recv, *dataoutlen);
701
702 if(!iLen) {
703 PrintAndLog("APDU ERROR: No APDU response.");
704 return 1;
705 }
706
707 // check block TODO
708 if (iLen == -2) {
709 PrintAndLog("APDU ERROR: Block type mismatch.");
710 return 2;
711 }
712
713 // CRC Check
714 if (iLen == -1) {
715 PrintAndLog("APDU ERROR: ISO 14443A CRC error.");
716 return 3;
717 }
718
719 // check apdu length
720 if (iLen < 4) {
721 PrintAndLog("APDU ERROR: Small APDU response. Len=%d", iLen);
722 return 2;
723 }
724
725 } else {
726 PrintAndLog("APDU ERROR: Reply timeout.");
727 return 4;
728 }
729
730 return 0;
731 }
732
733 // ISO14443-4. 7. Half-duplex block transmission protocol
734 int CmdHF14AAPDU(const char *cmd) {
735 uint8_t data[USB_CMD_DATA_SIZE];
736 int datalen = 0;
737 bool activateField = false;
738 bool leaveSignalON = false;
739 bool decodeTLV = false;
740
741 if (strlen(cmd) < 2) {
742 PrintAndLog("Usage: hf 14a apdu [-s] [-k] [-t] <APDU (hex)>");
743 PrintAndLog("Command sends an ISO 7816-4 APDU via ISO 14443-4 block transmission protocol (T=CL)");
744 PrintAndLog(" -s activate field and select card");
745 PrintAndLog(" -k leave the signal field ON after receive response");
746 PrintAndLog(" -t executes TLV decoder if it possible. TODO!!!!");
747 return 0;
748 }
749
750 int cmdp = 0;
751 while(param_getchar(cmd, cmdp) != 0x00) {
752 char c = param_getchar(cmd, cmdp);
753 if ((c == '-') && (param_getlength(cmd, cmdp) == 2))
754 switch (param_getchar_indx(cmd, 1, cmdp)) {
755 case 's':
756 case 'S':
757 activateField = true;
758 break;
759 case 'k':
760 case 'K':
761 leaveSignalON = true;
762 break;
763 case 't':
764 case 'T':
765 decodeTLV = true;
766 break;
767 default:
768 PrintAndLog("Unknown parameter '%c'", param_getchar_indx(cmd, 1, cmdp));
769 return 1;
770 }
771
772 if (isxdigit((unsigned char)c)) {
773 // len = data + PCB(1b) + CRC(2b)
774 switch(param_gethex_to_eol(cmd, cmdp, data, sizeof(data) - 1 - 2, &datalen)) {
775 case 1:
776 PrintAndLog("Invalid HEX value.");
777 return 1;
778 case 2:
779 PrintAndLog("APDU too large.");
780 return 1;
781 case 3:
782 PrintAndLog("Hex must have even number of digits.");
783 return 1;
784 }
785
786 // we get all the hex to end of line with spaces
787 break;
788 }
789
790 cmdp++;
791 }
792
793 PrintAndLog(">>>>[%s%s%s] %s", activateField ? "sel ": "", leaveSignalON ? "keep ": "", decodeTLV ? "TLV": "", sprint_hex(data, datalen));
794
795 int res = ExchangeAPDU14a(data, datalen, activateField, leaveSignalON, data, USB_CMD_DATA_SIZE, &datalen);
796
797 if (res)
798 return res;
799
800 PrintAndLog("<<<< %s", sprint_hex(data, datalen));
801
802 PrintAndLog("APDU response: %02x %02x - %s", data[datalen - 2], data[datalen - 1], GetAPDUCodeDescription(data[datalen - 2], data[datalen - 1]));
803
804 // TLV decoder
805 if (decodeTLV && datalen > 4) {
806 TLVPrintFromBuffer(data, datalen - 2);
807 }
808
809 return 0;
810 }
811
812 int CmdHF14ACmdRaw(const char *cmd) {
813 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
814 bool reply=1;
815 bool crc = false;
816 bool power = false;
817 bool active = false;
818 bool active_select = false;
819 bool no_rats = false;
820 uint16_t numbits = 0;
821 bool bTimeout = false;
822 uint32_t timeout = 0;
823 bool topazmode = false;
824 char buf[5]="";
825 int i = 0;
826 uint8_t data[USB_CMD_DATA_SIZE];
827 uint16_t datalen = 0;
828 uint32_t temp;
829
830 if (strlen(cmd)<2) {
831 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
832 PrintAndLog(" -r do not read response");
833 PrintAndLog(" -c calculate and append CRC");
834 PrintAndLog(" -p leave the signal field ON after receive");
835 PrintAndLog(" -a active signal field ON without select");
836 PrintAndLog(" -s active signal field ON with select");
837 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
838 PrintAndLog(" -t timeout in ms");
839 PrintAndLog(" -T use Topaz protocol to send command");
840 PrintAndLog(" -3 ISO14443-3 select only (skip RATS)");
841 return 0;
842 }
843
844
845 // strip
846 while (*cmd==' ' || *cmd=='\t') cmd++;
847
848 while (cmd[i]!='\0') {
849 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
850 if (cmd[i]=='-') {
851 switch (cmd[i+1]) {
852 case 'r':
853 reply = false;
854 break;
855 case 'c':
856 crc = true;
857 break;
858 case 'p':
859 power = true;
860 break;
861 case 'a':
862 active = true;
863 break;
864 case 's':
865 active_select = true;
866 break;
867 case 'b':
868 sscanf(cmd+i+2,"%d",&temp);
869 numbits = temp & 0xFFFF;
870 i+=3;
871 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
872 i-=2;
873 break;
874 case 't':
875 bTimeout = true;
876 sscanf(cmd+i+2,"%d",&temp);
877 timeout = temp;
878 i+=3;
879 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
880 i-=2;
881 break;
882 case 'T':
883 topazmode = true;
884 break;
885 case '3':
886 no_rats = true;
887 break;
888 default:
889 PrintAndLog("Invalid option");
890 return 0;
891 }
892 i+=2;
893 continue;
894 }
895 if ((cmd[i]>='0' && cmd[i]<='9') ||
896 (cmd[i]>='a' && cmd[i]<='f') ||
897 (cmd[i]>='A' && cmd[i]<='F') ) {
898 buf[strlen(buf)+1]=0;
899 buf[strlen(buf)]=cmd[i];
900 i++;
901
902 if (strlen(buf)>=2) {
903 sscanf(buf,"%x",&temp);
904 data[datalen]=(uint8_t)(temp & 0xff);
905 *buf=0;
906 if (datalen > sizeof(data)-1) {
907 if (crc)
908 PrintAndLog("Buffer is full, we can't add CRC to your data");
909 break;
910 } else {
911 datalen++;
912 }
913 }
914 continue;
915 }
916 PrintAndLog("Invalid char on input");
917 return 0;
918 }
919
920 if(crc && datalen>0 && datalen<sizeof(data)-2)
921 {
922 uint8_t first, second;
923 if (topazmode) {
924 ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
925 } else {
926 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
927 }
928 data[datalen++] = first;
929 data[datalen++] = second;
930 }
931
932 if(active || active_select)
933 {
934 c.arg[0] |= ISO14A_CONNECT | ISO14A_CLEAR_TRACE;
935 if(active)
936 c.arg[0] |= ISO14A_NO_SELECT;
937 }
938
939 if(bTimeout){
940 #define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
941 c.arg[0] |= ISO14A_SET_TIMEOUT;
942 if(timeout > MAX_TIMEOUT) {
943 timeout = MAX_TIMEOUT;
944 PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
945 }
946 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
947 }
948
949 if(power) {
950 c.arg[0] |= ISO14A_NO_DISCONNECT;
951 }
952
953 if(datalen > 0) {
954 c.arg[0] |= ISO14A_RAW;
955 }
956
957 if(topazmode) {
958 c.arg[0] |= ISO14A_TOPAZMODE;
959 }
960
961 if(no_rats) {
962 c.arg[0] |= ISO14A_NO_RATS;
963 }
964
965 // Max buffer is USB_CMD_DATA_SIZE (512)
966 c.arg[1] = (datalen & 0xFFFF) | ((uint32_t)numbits << 16);
967 memcpy(c.d.asBytes,data,datalen);
968
969 SendCommand(&c);
970
971 if (reply) {
972 int res = 0;
973 if (active_select)
974 res = waitCmd(1);
975 if (!res && datalen > 0)
976 waitCmd(0);
977 } // if reply
978 return 0;
979 }
980
981
982 static int waitCmd(uint8_t iSelect) {
983 uint8_t *recv;
984 UsbCommand resp;
985 char *hexout;
986
987 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
988 recv = resp.d.asBytes;
989 uint8_t iLen = resp.arg[0];
990 if (iSelect){
991 iLen = resp.arg[1];
992 if (iLen){
993 PrintAndLog("Card selected. UID[%i]:", iLen);
994 } else {
995 PrintAndLog("Can't select card.");
996 }
997 } else {
998 PrintAndLog("received %i bytes:", iLen);
999 }
1000 if(!iLen)
1001 return 1;
1002 hexout = (char *)malloc(iLen * 3 + 1);
1003 if (hexout != NULL) {
1004 for (int i = 0; i < iLen; i++) { // data in hex
1005 sprintf(&hexout[i * 3], "%02X ", recv[i]);
1006 }
1007 PrintAndLog("%s", hexout);
1008 free(hexout);
1009 } else {
1010 PrintAndLog("malloc failed your client has low memory?");
1011 return 2;
1012 }
1013 } else {
1014 PrintAndLog("timeout while waiting for reply.");
1015 return 3;
1016 }
1017 return 0;
1018 }
1019
1020 static command_t CommandTable[] =
1021 {
1022 {"help", CmdHelp, 1, "This help"},
1023 {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
1024 {"reader", CmdHF14AReader, 0, "Start acting like an ISO14443 Type A reader"},
1025 {"info", CmdHF14AInfo, 0, "Reads card and shows information about it"},
1026 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
1027 {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
1028 {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
1029 {"apdu", CmdHF14AAPDU, 0, "Send an ISO 7816-4 APDU via ISO 14443-4 block transmission protocol"},
1030 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
1031 {NULL, NULL, 0, NULL}
1032 };
1033
1034 int CmdHF14A(const char *Cmd) {
1035 (void)WaitForResponseTimeout(CMD_ACK,NULL,100);
1036 CmdsParse(CommandTable, Cmd);
1037 return 0;
1038 }
1039
1040 int CmdHelp(const char *Cmd)
1041 {
1042 CmdsHelp(CommandTable);
1043 return 0;
1044 }
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