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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#include "cmdhf.h"
29
30static int CmdHelp(const char *Cmd);
31static void waitCmd(uint8_t iLen);
32
33// structure and database for uid -> tagtype lookups
34typedef struct {
35 uint8_t uid;
36 char* desc;
37} manufactureName;
38
39const manufactureName manufactureMapping[] = {
40 // ID, "Vendor Country"
41 { 0x01, "Motorola UK" },
42 { 0x02, "ST Microelectronics SA France" },
43 { 0x03, "Hitachi, Ltd Japan" },
44 { 0x04, "NXP Semiconductors Germany" },
45 { 0x05, "Infineon Technologies AG Germany" },
46 { 0x06, "Cylink USA" },
47 { 0x07, "Texas Instrument France" },
48 { 0x08, "Fujitsu Limited Japan" },
49 { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
50 { 0x0A, "NEC Japan" },
51 { 0x0B, "Oki Electric Industry Co. Ltd Japan" },
52 { 0x0C, "Toshiba Corp. Japan" },
53 { 0x0D, "Mitsubishi Electric Corp. Japan" },
54 { 0x0E, "Samsung Electronics Co. Ltd Korea" },
55 { 0x0F, "Hynix / Hyundai, Korea" },
56 { 0x10, "LG-Semiconductors Co. Ltd Korea" },
57 { 0x11, "Emosyn-EM Microelectronics USA" },
58 { 0x12, "INSIDE Technology France" },
59 { 0x13, "ORGA Kartensysteme GmbH Germany" },
60 { 0x14, "SHARP Corporation Japan" },
61 { 0x15, "ATMEL France" },
62 { 0x16, "EM Microelectronic-Marin SA Switzerland" },
63 { 0x17, "KSW Microtec GmbH Germany" },
64 { 0x18, "ZMD AG Germany" },
65 { 0x19, "XICOR, Inc. USA" },
66 { 0x1A, "Sony Corporation Japan Identifier Company Country" },
67 { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
68 { 0x1C, "Emosyn USA" },
69 { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
70 { 0x1E, "Magellan Technology Pty Limited Australia" },
71 { 0x1F, "Melexis NV BO Switzerland" },
72 { 0x20, "Renesas Technology Corp. Japan" },
73 { 0x21, "TAGSYS France" },
74 { 0x22, "Transcore USA" },
75 { 0x23, "Shanghai belling corp., ltd. China" },
76 { 0x24, "Masktech Germany Gmbh Germany" },
77 { 0x25, "Innovision Research and Technology Plc UK" },
78 { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
79 { 0x27, "Cypak AB Sweden" },
80 { 0x28, "Ricoh Japan" },
81 { 0x29, "ASK France" },
82 { 0x2A, "Unicore Microsystems, LLC Russian Federation" },
83 { 0x2B, "Dallas Semiconductor/Maxim USA" },
84 { 0x2C, "Impinj, Inc. USA" },
85 { 0x2D, "RightPlug Alliance USA" },
86 { 0x2E, "Broadcom Corporation USA" },
87 { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
88 { 0x30, "BeeDar Technology Inc. USA" },
89 { 0x31, "RFIDsec Denmark" },
90 { 0x32, "Schweizer Electronic AG Germany" },
91 { 0x33, "AMIC Technology Corp Taiwan" },
92 { 0x34, "Mikron JSC Russia" },
93 { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
94 { 0x36, "IDS Microchip AG Switzerland" },
95 { 0x37, "Kovio USA" },
96 { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" },
97 { 0x39, "Silicon Craft Technology Thailand" },
98 { 0x3A, "Advanced Film Device Inc. Japan" },
99 { 0x3B, "Nitecrest Ltd UK" },
100 { 0x3C, "Verayo Inc. USA" },
101 { 0x3D, "HID Global USA" },
102 { 0x3E, "Productivity Engineering Gmbh Germany" },
103 { 0x3F, "Austriamicrosystems AG (reserved) Austria" },
104 { 0x40, "Gemalto SA France" },
105 { 0x41, "Renesas Electronics Corporation Japan" },
106 { 0x42, "3Alogics Inc Korea" },
107 { 0x43, "Top TroniQ Asia Limited Hong Kong" },
108 { 0x44, "Gentag Inc (USA) USA" },
109 { 0x00, "no tag-info available" } // must be the last entry
110};
111
112
113// get a product description based on the UID
114// uid[8] tag uid
115// returns description of the best match
116char* getTagInfo(uint8_t uid) {
117
118 int i;
119 int len = sizeof(manufactureMapping) / sizeof(manufactureName);
120
121 for ( i = 0; i < len; ++i )
122 if ( uid == manufactureMapping[i].uid)
123 return manufactureMapping[i].desc;
124
125 //No match, return default
126 return manufactureMapping[len-1].desc;
127}
128
129int usage_hf_14a_sim(void) {
130// PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 or 10 byte UID\n");
131 PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 byte UID\n");
132 PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
133 PrintAndLog(" Options : ");
134 PrintAndLog(" h : this help");
135 PrintAndLog(" t : 1 = MIFARE Classic");
136 PrintAndLog(" 2 = MIFARE Ultralight");
137 PrintAndLog(" 3 = MIFARE Desfire");
138 PrintAndLog(" 4 = ISO/IEC 14443-4");
139 PrintAndLog(" 5 = MIFARE Tnp3xxx");
140 PrintAndLog(" 6 = MIFARE Mini");
141 PrintAndLog(" 7 = AMIIBO (NTAG 215), pack 0x8080");
142// PrintAndLog(" u : 4, 7 or 10 byte UID");
143 PrintAndLog(" u : 4, 7 byte UID");
144 PrintAndLog(" x : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
145 PrintAndLog("\n sample : hf 14a sim t 1 u 11223344 x");
146 PrintAndLog(" : hf 14a sim t 1 u 11223344");
147 PrintAndLog(" : hf 14a sim t 1 u 11223344556677");
148// PrintAndLog(" : hf 14a sim t 1 u 11223445566778899AA\n");
149 return 0;
150}
151int usage_hf_14a_sniff(void){
152 PrintAndLog("It get data from the field and saves it into command buffer.");
153 PrintAndLog("Buffer accessible from command 'hf list 14a'");
154 PrintAndLog("Usage: hf 14a sniff [c][r]");
155 PrintAndLog("c - triggered by first data from card");
156 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
157 PrintAndLog("sample: hf 14a sniff c r");
158 return 0;
159}
160int usage_hf_14a_raw(void){
161 PrintAndLog("Usage: hf 14a raw [-h] [-r] [-c] [-p] [-a] [-T] [-t] <milliseconds> [-b] <number of bits> <0A 0B 0C ... hex>");
162 PrintAndLog(" -h this help");
163 PrintAndLog(" -r do not read response");
164 PrintAndLog(" -c calculate and append CRC");
165 PrintAndLog(" -p leave the signal field ON after receive");
166 PrintAndLog(" -a active signal field ON without select");
167 PrintAndLog(" -s active signal field ON with select");
168 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
169 PrintAndLog(" -t timeout in ms");
170 PrintAndLog(" -T use Topaz protocol to send command");
171 return 0;
172}
173
174int CmdHF14AList(const char *Cmd) {
175 //PrintAndLog("Deprecated command, use 'hf list 14a' instead");
176 CmdHFList("14a");
177 return 0;
178}
179
180int CmdHF14AReader(const char *Cmd) {
181 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
182 clearCommandBuffer();
183 SendCommand(&c);
184 UsbCommand resp;
185 WaitForResponse(CMD_ACK,&resp);
186
187 iso14a_card_select_t card;
188 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
189
190 uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
191
192 if(select_status == 0) {
193 if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
194 // disconnect
195 c.arg[0] = 0;
196 c.arg[1] = 0;
197 c.arg[2] = 0;
198 SendCommand(&c);
199 return 0;
200 }
201
202 if(select_status == 3) {
203 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
204 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
205 // disconnect
206 c.arg[0] = 0;
207 c.arg[1] = 0;
208 c.arg[2] = 0;
209 SendCommand(&c);
210 return 0;
211 }
212
213 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
214 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
215 PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
216
217 switch (card.sak) {
218 case 0x00:
219
220 //***************************************test****************
221 ul_switch_off_field();
222
223 uint32_t tagT = GetHF14AMfU_Type();
224 ul_print_type(tagT, 0);
225
226 //reconnect for further tests
227 c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
228 c.arg[1] = 0;
229 c.arg[2] = 0;
230
231 clearCommandBuffer();
232 SendCommand(&c);
233
234 UsbCommand resp;
235 WaitForResponse(CMD_ACK,&resp);
236
237 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
238
239 select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
240
241 if(select_status == 0) {
242 ul_switch_off_field();
243 return 0;
244 }
245
246 /* orig
247 // check if the tag answers to GETVERSION (0x60)
248 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
249 c.arg[1] = 1;
250 c.arg[2] = 0;
251 c.d.asBytes[0] = 0x60;
252 SendCommand(&c);
253 WaitForResponse(CMD_ACK,&resp);
254
255 uint8_t version[10] = {0};
256 memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
257 uint8_t len = resp.arg[0] & 0xff;
258 switch ( len){
259 // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command.
260 // UL-EV1, size, check version[6] == 0x0b (smaller) 0x0b * 4 == 48
261 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128); break;
262 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
263 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
264 }
265 */
266 break;
267 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
268 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
269 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
270 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
271 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
272 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
273 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
274 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
275 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
276 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
277 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
278 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
279 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
280 default: ;
281 }
282
283 // Double & triple sized UID, can be mapped to a manufacturer.
284 if ( card.uidlen > 4 ) {
285 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
286 }
287
288 // try to request ATS even if tag claims not to support it
289 if (select_status == 2) {
290 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
291 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
292 c.arg[1] = 2;
293 c.arg[2] = 0;
294 memcpy(c.d.asBytes, rats, 2);
295 clearCommandBuffer();
296 SendCommand(&c);
297 WaitForResponse(CMD_ACK,&resp);
298
299 memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
300 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
301 }
302
303 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
304 bool ta1 = 0, tb1 = 0, tc1 = 0;
305 int pos;
306
307 if (select_status == 2) {
308 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
309 }
310 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
311 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
312 if (card.ats[0] != card.ats_len - 2) {
313 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
314 }
315
316 if (card.ats[0] > 1) { // there is a format byte (T0)
317 ta1 = (card.ats[1] & 0x10) == 0x10;
318 tb1 = (card.ats[1] & 0x20) == 0x20;
319 tc1 = (card.ats[1] & 0x40) == 0x40;
320 int16_t fsci = card.ats[1] & 0x0f;
321 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
322 "TC1 is%s present, FSCI is %d (FSC = %ld)",
323 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
324 fsci,
325 fsci < 5 ? (fsci - 2) * 8 :
326 fsci < 8 ? (fsci - 3) * 32 :
327 fsci == 8 ? 256 :
328 -1
329 );
330 }
331 pos = 2;
332 if (ta1) {
333 char dr[16], ds[16];
334 dr[0] = ds[0] = '\0';
335 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
336 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
337 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
338 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
339 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
340 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
341 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
342 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
343 PrintAndLog(" - TA1 : different divisors are%s supported, "
344 "DR: [%s], DS: [%s]",
345 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
346 pos++;
347 }
348 if (tb1) {
349 uint32_t sfgi = card.ats[pos] & 0x0F;
350 uint32_t fwi = card.ats[pos] >> 4;
351 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
352 (sfgi),
353 sfgi ? "" : "(not needed) ",
354 sfgi ? (1 << 12) << sfgi : 0,
355 fwi,
356 (1 << 12) << fwi
357 );
358 pos++;
359 }
360 if (tc1) {
361 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
362 (card.ats[pos] & 0x01) ? "" : " NOT",
363 (card.ats[pos] & 0x02) ? "" : " NOT");
364 pos++;
365 }
366 if (card.ats[0] > pos) {
367 char *tip = "";
368 if (card.ats[0] - pos >= 7) {
369 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
370 tip = "-> MIFARE Plus X 2K or 4K";
371 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
372 tip = "-> MIFARE Plus S 2K or 4K";
373 }
374 }
375 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
376 if (card.ats[pos] == 0xC1) {
377 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
378 PrintAndLog(" %02x -> Length is %d bytes",
379 card.ats[pos + 1], card.ats[pos + 1]);
380 switch (card.ats[pos + 2] & 0xf0) {
381 case 0x10:
382 PrintAndLog(" 1x -> MIFARE DESFire");
383 break;
384 case 0x20:
385 PrintAndLog(" 2x -> MIFARE Plus");
386 break;
387 }
388 switch (card.ats[pos + 2] & 0x0f) {
389 case 0x00:
390 PrintAndLog(" x0 -> <1 kByte");
391 break;
392 case 0x01:
393 PrintAndLog(" x1 -> 1 kByte");
394 break;
395 case 0x02:
396 PrintAndLog(" x2 -> 2 kByte");
397 break;
398 case 0x03:
399 PrintAndLog(" x3 -> 4 kByte");
400 break;
401 case 0x04:
402 PrintAndLog(" x4 -> 8 kByte");
403 break;
404 }
405 switch (card.ats[pos + 3] & 0xf0) {
406 case 0x00:
407 PrintAndLog(" 0x -> Engineering sample");
408 break;
409 case 0x20:
410 PrintAndLog(" 2x -> Released");
411 break;
412 }
413 switch (card.ats[pos + 3] & 0x0f) {
414 case 0x00:
415 PrintAndLog(" x0 -> Generation 1");
416 break;
417 case 0x01:
418 PrintAndLog(" x1 -> Generation 2");
419 break;
420 case 0x02:
421 PrintAndLog(" x2 -> Generation 3");
422 break;
423 }
424 switch (card.ats[pos + 4] & 0x0f) {
425 case 0x00:
426 PrintAndLog(" x0 -> Only VCSL supported");
427 break;
428 case 0x01:
429 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
430 break;
431 case 0x0E:
432 PrintAndLog(" xE -> no VCS command supported");
433 break;
434 }
435 }
436 }
437 } else {
438 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
439 }
440
441
442 // try to see if card responses to "chinese magic backdoor" commands.
443 uint8_t isOK = 0;
444 clearCommandBuffer();
445 c.cmd = CMD_MIFARE_CIDENT;
446 c.arg[0] = 0;
447 c.arg[1] = 0;
448 c.arg[2] = 0;
449 SendCommand(&c);
450 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500))
451 isOK = resp.arg[0] & 0xff;
452
453 PrintAndLog("Answers to magic commands (GEN1): %s", (isOK ? "YES" : "NO") );
454
455 // disconnect
456 c.cmd = CMD_READER_ISO_14443a;
457 c.arg[0] = 0;
458 c.arg[1] = 0;
459 c.arg[2] = 0;
460 SendCommand(&c);
461
462 return select_status;
463}
464
465// Collect ISO14443 Type A UIDs
466int CmdHF14ACUIDs(const char *Cmd) {
467 // requested number of UIDs
468 int n = atoi(Cmd);
469 // collect at least 1 (e.g. if no parameter was given)
470 n = n > 0 ? n : 1;
471
472 PrintAndLog("Collecting %d UIDs", n);
473 PrintAndLog("Start: %u", time(NULL));
474 // repeat n times
475 for (int i = 0; i < n; i++) {
476 // execute anticollision procedure
477 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
478 SendCommand(&c);
479
480 UsbCommand resp;
481 WaitForResponse(CMD_ACK,&resp);
482
483 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
484
485 // check if command failed
486 if (resp.arg[0] == 0) {
487 PrintAndLog("Card select failed.");
488 } else {
489 char uid_string[20];
490 for (uint16_t i = 0; i < card->uidlen; i++) {
491 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
492 }
493 PrintAndLog("%s", uid_string);
494 }
495 }
496 PrintAndLog("End: %u", time(NULL));
497 return 1;
498}
499
500// ## simulate iso14443a tag
501// ## greg - added ability to specify tag UID
502int CmdHF14ASim(const char *Cmd) {
503 bool errors = FALSE;
504 uint8_t flags = 0;
505 uint8_t tagtype = 1;
506 uint8_t cmdp = 0;
507 uint8_t uid[10] = {0,0,0,0,0,0,0,0,0,0};
508 int uidlen = 0;
509 uint8_t data[40];
510 uint64_t key = 0;
511 UsbCommand resp;
512 bool useUIDfromEML = TRUE;
513
514 while(param_getchar(Cmd, cmdp) != 0x00) {
515 switch(param_getchar(Cmd, cmdp)) {
516 case 'h':
517 case 'H':
518 return usage_hf_14a_sim();
519 case 't':
520 case 'T':
521 // Retrieve the tag type
522 tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
523 if (tagtype == 0)
524 errors = true;
525 cmdp += 2;
526 break;
527 case 'u':
528 case 'U':
529 // Retrieve the full 4,7,10 byte long uid
530 param_gethex_ex(Cmd, cmdp+1, uid, &uidlen);
531 switch(uidlen) {
532 //case 20: flags |= FLAG_10B_UID_IN_DATA; break;
533 case 14: flags |= FLAG_7B_UID_IN_DATA; break;
534 case 8: flags |= FLAG_4B_UID_IN_DATA; break;
535 default: errors = TRUE; break;
536 }
537 if (!errors) {
538 PrintAndLog("Emulating ISO/IEC 14443 type A tag with %d byte UID (%s)", uidlen>>1, sprint_hex(uid, uidlen>>1));
539 useUIDfromEML = FALSE;
540 }
541 cmdp += 2;
542 break;
543 case 'x':
544 case 'X':
545 flags |= FLAG_NR_AR_ATTACK;
546 cmdp++;
547 break;
548 default:
549 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
550 errors = true;
551 break;
552 }
553 if(errors) break;
554 }
555
556 //Validations
557 if (errors) return usage_hf_14a_sim();
558
559 if ( useUIDfromEML )
560 flags |= FLAG_UID_IN_EMUL;
561
562 PrintAndLog("Press pm3-button to abort simulation");
563
564 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
565 memcpy(c.d.asBytes, uid, uidlen>>1);
566 clearCommandBuffer();
567 SendCommand(&c);
568
569 while(!ukbhit()){
570 if ( WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
571 if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){
572 memset(data, 0x00, sizeof(data));
573 int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1];
574 memcpy(data, resp.d.asBytes, len);
575 key = 0;
576
577 if ( flags & FLAG_NR_AR_ATTACK ) {
578 bool found = tryMfk32(data, &key);
579 found ^= tryMfk32_moebius(data, &key);
580 }
581 }
582 }
583 }
584 return 0;
585}
586
587int CmdHF14ASniff(const char *Cmd) {
588 int param = 0;
589
590 uint8_t ctmp = param_getchar(Cmd, 0) ;
591 if (ctmp == 'h' || ctmp == 'H') return usage_hf_14a_sniff();
592
593 for (int i = 0; i < 2; i++) {
594 ctmp = param_getchar(Cmd, i);
595 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
596 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
597 }
598
599 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
600 clearCommandBuffer();
601 SendCommand(&c);
602 return 0;
603}
604
605int CmdHF14ACmdRaw(const char *cmd) {
606 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
607 bool reply=1;
608 bool crc = FALSE;
609 bool power = FALSE;
610 bool active = FALSE;
611 bool active_select = FALSE;
612 uint16_t numbits=0;
613 bool bTimeout = FALSE;
614 uint32_t timeout=0;
615 bool topazmode = FALSE;
616 char buf[5]="";
617 int i=0;
618 uint8_t data[USB_CMD_DATA_SIZE];
619 uint16_t datalen=0;
620 uint32_t temp;
621
622 if (strlen(cmd)<2) return usage_hf_14a_raw();
623
624 // strip
625 while (*cmd==' ' || *cmd=='\t') cmd++;
626
627 while (cmd[i]!='\0') {
628 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
629 if (cmd[i]=='-') {
630 switch (cmd[i+1]) {
631 case 'H':
632 case 'h':
633 return usage_hf_14a_raw();
634 case 'r':
635 reply = FALSE;
636 break;
637 case 'c':
638 crc = TRUE;
639 break;
640 case 'p':
641 power = TRUE;
642 break;
643 case 'a':
644 active = TRUE;
645 break;
646 case 's':
647 active_select = TRUE;
648 break;
649 case 'b':
650 sscanf(cmd+i+2,"%d",&temp);
651 numbits = temp & 0xFFFF;
652 i+=3;
653 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
654 i-=2;
655 break;
656 case 't':
657 bTimeout = TRUE;
658 sscanf(cmd+i+2,"%d",&temp);
659 timeout = temp;
660 i+=3;
661 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
662 i-=2;
663 break;
664 case 'T':
665 topazmode = TRUE;
666 break;
667 default:
668 return usage_hf_14a_raw();
669 }
670 i+=2;
671 continue;
672 }
673 if ((cmd[i]>='0' && cmd[i]<='9') ||
674 (cmd[i]>='a' && cmd[i]<='f') ||
675 (cmd[i]>='A' && cmd[i]<='F') ) {
676 buf[strlen(buf)+1]=0;
677 buf[strlen(buf)]=cmd[i];
678 i++;
679
680 if (strlen(buf)>=2) {
681 sscanf(buf,"%x",&temp);
682 data[datalen]=(uint8_t)(temp & 0xff);
683 *buf=0;
684 if (++datalen >= sizeof(data)){
685 if (crc)
686 PrintAndLog("Buffer is full, we can't add CRC to your data");
687 break;
688 }
689 }
690 continue;
691 }
692 PrintAndLog("Invalid char on input");
693 return 0;
694 }
695
696 if(crc && datalen>0 && datalen<sizeof(data)-2)
697 {
698 uint8_t first, second;
699 if (topazmode) {
700 ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
701 } else {
702 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
703 }
704 data[datalen++] = first;
705 data[datalen++] = second;
706 }
707
708 if(active || active_select)
709 {
710 c.arg[0] |= ISO14A_CONNECT;
711 if(active)
712 c.arg[0] |= ISO14A_NO_SELECT;
713 }
714
715 if(bTimeout){
716 #define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
717 c.arg[0] |= ISO14A_SET_TIMEOUT;
718 if(timeout > MAX_TIMEOUT) {
719 timeout = MAX_TIMEOUT;
720 PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
721 }
722 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
723 }
724
725 if(power)
726 c.arg[0] |= ISO14A_NO_DISCONNECT;
727
728 if(datalen>0)
729 c.arg[0] |= ISO14A_RAW;
730
731 if(topazmode)
732 c.arg[0] |= ISO14A_TOPAZMODE;
733
734 // Max buffer is USB_CMD_DATA_SIZE
735 datalen = (datalen > USB_CMD_DATA_SIZE) ? USB_CMD_DATA_SIZE : datalen;
736
737 c.arg[1] = (datalen & 0xFFFF) | (uint32_t)(numbits << 16);
738 memcpy(c.d.asBytes, data, datalen);
739
740 clearCommandBuffer();
741 SendCommand(&c);
742
743 if (reply) {
744 if(active_select)
745 waitCmd(1);
746 if(datalen>0)
747 waitCmd(0);
748 } // if reply
749 return 0;
750}
751
752static void waitCmd(uint8_t iSelect) {
753 UsbCommand resp;
754 uint16_t len = 0;
755
756 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
757 len = iSelect ? (resp.arg[1] & 0xffff) : (resp.arg[0] & 0xffff);
758 PrintAndLog("received %i octets", len);
759 if(!len)
760 return;
761 PrintAndLog("%s", sprint_hex(resp.d.asBytes, len) );
762 } else {
763 PrintAndLog("timeout while waiting for reply.");
764 }
765}
766
767static command_t CommandTable[] =
768{
769 {"help", CmdHelp, 1, "This help"},
770 {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
771 {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
772 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
773 {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
774 {"sniff", CmdHF14ASniff, 0, "sniff ISO 14443 Type A traffic"},
775 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
776 {NULL, NULL, 0, NULL}
777};
778
779int CmdHF14A(const char *Cmd) {
780 clearCommandBuffer();
781 CmdsParse(CommandTable, Cmd);
782 return 0;
783}
784
785int CmdHelp(const char *Cmd) {
786 CmdsHelp(CommandTable);
787 return 0;
788}
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