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CHG: moved a defince arraylen into util.h and changed to uppercase.
[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 "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 "cmdhfmf.h"
27 #include "cmdhfmfu.h"
28 #include "nonce2key/nonce2key.h"
29 #include "cmdhf.h"
30
31 static int CmdHelp(const char *Cmd);
32 static void waitCmd(uint8_t iLen);
33
34 // structure and database for uid -> tagtype lookups
35 typedef struct {
36 uint8_t uid;
37 char* desc;
38 } manufactureName;
39
40 const 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
117 char* 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
130 int usage_hf_14a_sim(void) {
131 // PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 or 10 byte UID\n");
132 PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 byte UID\n");
133 PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
134 PrintAndLog(" Options : ");
135 PrintAndLog(" h : this help");
136 PrintAndLog(" t : 1 = MIFARE Classic");
137 PrintAndLog(" 2 = MIFARE Ultralight");
138 PrintAndLog(" 3 = MIFARE Desfire");
139 PrintAndLog(" 4 = ISO/IEC 14443-4");
140 PrintAndLog(" 5 = MIFARE Tnp3xxx");
141 PrintAndLog(" 6 = MIFARE Mini");
142 PrintAndLog(" 7 = AMIIBO (NTAG 215), pack 0x8080");
143 // PrintAndLog(" u : 4, 7 or 10 byte UID");
144 PrintAndLog(" u : 4, 7 byte UID");
145 PrintAndLog(" x : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
146 PrintAndLog("\n sample : hf 14a sim t 1 u 11223344 x");
147 PrintAndLog(" : hf 14a sim t 1 u 11223344");
148 PrintAndLog(" : hf 14a sim t 1 u 11223344556677");
149 // PrintAndLog(" : hf 14a sim t 1 u 11223445566778899AA\n");
150 return 0;
151 }
152 int usage_hf_14a_sniff(void){
153 PrintAndLog("It get data from the field and saves it into command buffer.");
154 PrintAndLog("Buffer accessible from command 'hf list 14a'");
155 PrintAndLog("Usage: hf 14a sniff [c][r]");
156 PrintAndLog("c - triggered by first data from card");
157 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
158 PrintAndLog("sample: hf 14a sniff c r");
159 return 0;
160 }
161 int usage_hf_14a_raw(void){
162 PrintAndLog("Usage: hf 14a raw [-h] [-r] [-c] [-p] [-a] [-T] [-t] <milliseconds> [-b] <number of bits> <0A 0B 0C ... hex>");
163 PrintAndLog(" -h this help");
164 PrintAndLog(" -r do not read response");
165 PrintAndLog(" -c calculate and append CRC");
166 PrintAndLog(" -p leave the signal field ON after receive");
167 PrintAndLog(" -a active signal field ON without select");
168 PrintAndLog(" -s active signal field ON with select");
169 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
170 PrintAndLog(" -t timeout in ms");
171 PrintAndLog(" -T use Topaz protocol to send command");
172 return 0;
173 }
174
175 int CmdHF14AList(const char *Cmd) {
176 //PrintAndLog("Deprecated command, use 'hf list 14a' instead");
177 CmdHFList("14a");
178 return 0;
179 }
180
181 int CmdHF14AReader(const char *Cmd) {
182 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
183 clearCommandBuffer();
184 SendCommand(&c);
185 UsbCommand resp;
186 WaitForResponse(CMD_ACK,&resp);
187
188 iso14a_card_select_t card;
189 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
190
191 uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
192
193 if(select_status == 0) {
194 if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
195 // disconnect
196 c.arg[0] = 0;
197 c.arg[1] = 0;
198 c.arg[2] = 0;
199 SendCommand(&c);
200 return 0;
201 }
202
203 if(select_status == 3) {
204 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
205 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
206 // disconnect
207 c.arg[0] = 0;
208 c.arg[1] = 0;
209 c.arg[2] = 0;
210 SendCommand(&c);
211 return 0;
212 }
213
214 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
215 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
216 PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
217
218 switch (card.sak) {
219 case 0x00:
220
221 //***************************************test****************
222 ul_switch_off_field();
223
224 uint32_t tagT = GetHF14AMfU_Type();
225 ul_print_type(tagT, 0);
226
227 //reconnect for further tests
228 c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
229 c.arg[1] = 0;
230 c.arg[2] = 0;
231
232 clearCommandBuffer();
233 SendCommand(&c);
234
235 UsbCommand resp;
236 WaitForResponse(CMD_ACK,&resp);
237
238 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
239
240 select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
241
242 if(select_status == 0) {
243 ul_switch_off_field();
244 return 0;
245 }
246
247 /* orig
248 // check if the tag answers to GETVERSION (0x60)
249 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
250 c.arg[1] = 1;
251 c.arg[2] = 0;
252 c.d.asBytes[0] = 0x60;
253 SendCommand(&c);
254 WaitForResponse(CMD_ACK,&resp);
255
256 uint8_t version[10] = {0};
257 memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
258 uint8_t len = resp.arg[0] & 0xff;
259 switch ( len){
260 // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command.
261 // UL-EV1, size, check version[6] == 0x0b (smaller) 0x0b * 4 == 48
262 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128); break;
263 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
264 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
265 }
266 */
267 break;
268 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
269 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
270 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
271 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
272 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
273 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
274 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
275 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
276 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
277 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
278 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
279 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
280 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
281 default: ;
282 }
283
284 // Double & triple sized UID, can be mapped to a manufacturer.
285 if ( card.uidlen > 4 ) {
286 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
287 }
288
289 // try to request ATS even if tag claims not to support it
290 if (select_status == 2) {
291 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
292 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
293 c.arg[1] = 2;
294 c.arg[2] = 0;
295 memcpy(c.d.asBytes, rats, 2);
296 clearCommandBuffer();
297 SendCommand(&c);
298 WaitForResponse(CMD_ACK,&resp);
299
300 memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
301 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
302 }
303
304 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
305 bool ta1 = 0, tb1 = 0, tc1 = 0;
306 int pos;
307
308 if (select_status == 2) {
309 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
310 }
311 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
312 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
313 if (card.ats[0] != card.ats_len - 2) {
314 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
315 }
316
317 if (card.ats[0] > 1) { // there is a format byte (T0)
318 ta1 = (card.ats[1] & 0x10) == 0x10;
319 tb1 = (card.ats[1] & 0x20) == 0x20;
320 tc1 = (card.ats[1] & 0x40) == 0x40;
321 int16_t fsci = card.ats[1] & 0x0f;
322 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
323 "TC1 is%s present, FSCI is %d (FSC = %ld)",
324 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
325 fsci,
326 fsci < 5 ? (fsci - 2) * 8 :
327 fsci < 8 ? (fsci - 3) * 32 :
328 fsci == 8 ? 256 :
329 -1
330 );
331 }
332 pos = 2;
333 if (ta1) {
334 char dr[16], ds[16];
335 dr[0] = ds[0] = '\0';
336 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
337 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
338 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
339 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
340 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
341 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
342 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
343 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
344 PrintAndLog(" - TA1 : different divisors are%s supported, "
345 "DR: [%s], DS: [%s]",
346 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
347 pos++;
348 }
349 if (tb1) {
350 uint32_t sfgi = card.ats[pos] & 0x0F;
351 uint32_t fwi = card.ats[pos] >> 4;
352 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
353 (sfgi),
354 sfgi ? "" : "(not needed) ",
355 sfgi ? (1 << 12) << sfgi : 0,
356 fwi,
357 (1 << 12) << fwi
358 );
359 pos++;
360 }
361 if (tc1) {
362 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
363 (card.ats[pos] & 0x01) ? "" : " NOT",
364 (card.ats[pos] & 0x02) ? "" : " NOT");
365 pos++;
366 }
367 if (card.ats[0] > pos) {
368 char *tip = "";
369 if (card.ats[0] - pos >= 7) {
370 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
371 tip = "-> MIFARE Plus X 2K or 4K";
372 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
373 tip = "-> MIFARE Plus S 2K or 4K";
374 }
375 }
376 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
377 if (card.ats[pos] == 0xC1) {
378 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
379 PrintAndLog(" %02x -> Length is %d bytes",
380 card.ats[pos + 1], card.ats[pos + 1]);
381 switch (card.ats[pos + 2] & 0xf0) {
382 case 0x10:
383 PrintAndLog(" 1x -> MIFARE DESFire");
384 break;
385 case 0x20:
386 PrintAndLog(" 2x -> MIFARE Plus");
387 break;
388 }
389 switch (card.ats[pos + 2] & 0x0f) {
390 case 0x00:
391 PrintAndLog(" x0 -> <1 kByte");
392 break;
393 case 0x01:
394 PrintAndLog(" x1 -> 1 kByte");
395 break;
396 case 0x02:
397 PrintAndLog(" x2 -> 2 kByte");
398 break;
399 case 0x03:
400 PrintAndLog(" x3 -> 4 kByte");
401 break;
402 case 0x04:
403 PrintAndLog(" x4 -> 8 kByte");
404 break;
405 }
406 switch (card.ats[pos + 3] & 0xf0) {
407 case 0x00:
408 PrintAndLog(" 0x -> Engineering sample");
409 break;
410 case 0x20:
411 PrintAndLog(" 2x -> Released");
412 break;
413 }
414 switch (card.ats[pos + 3] & 0x0f) {
415 case 0x00:
416 PrintAndLog(" x0 -> Generation 1");
417 break;
418 case 0x01:
419 PrintAndLog(" x1 -> Generation 2");
420 break;
421 case 0x02:
422 PrintAndLog(" x2 -> Generation 3");
423 break;
424 }
425 switch (card.ats[pos + 4] & 0x0f) {
426 case 0x00:
427 PrintAndLog(" x0 -> Only VCSL supported");
428 break;
429 case 0x01:
430 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
431 break;
432 case 0x0E:
433 PrintAndLog(" xE -> no VCS command supported");
434 break;
435 }
436 }
437 }
438 } else {
439 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
440 }
441
442
443 // try to see if card responses to "chinese magic backdoor" commands.
444 uint8_t isOK = 0;
445 clearCommandBuffer();
446 c.cmd = CMD_MIFARE_CIDENT;
447 c.arg[0] = 0;
448 c.arg[1] = 0;
449 c.arg[2] = 0;
450 SendCommand(&c);
451 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500))
452 isOK = resp.arg[0] & 0xff;
453
454 PrintAndLog("Answers to magic commands (GEN1): %s", (isOK ? "YES" : "NO") );
455
456 // disconnect
457 c.cmd = CMD_READER_ISO_14443a;
458 c.arg[0] = 0;
459 c.arg[1] = 0;
460 c.arg[2] = 0;
461 SendCommand(&c);
462
463 return select_status;
464 }
465
466 // Collect ISO14443 Type A UIDs
467 int CmdHF14ACUIDs(const char *Cmd) {
468 // requested number of UIDs
469 int n = atoi(Cmd);
470 // collect at least 1 (e.g. if no parameter was given)
471 n = n > 0 ? n : 1;
472
473 PrintAndLog("Collecting %d UIDs", n);
474 PrintAndLog("Start: %u", time(NULL));
475 // repeat n times
476 for (int i = 0; i < n; i++) {
477 // execute anticollision procedure
478 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
479 SendCommand(&c);
480
481 UsbCommand resp;
482 WaitForResponse(CMD_ACK,&resp);
483
484 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
485
486 // check if command failed
487 if (resp.arg[0] == 0) {
488 PrintAndLog("Card select failed.");
489 } else {
490 char uid_string[20];
491 for (uint16_t i = 0; i < card->uidlen; i++) {
492 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
493 }
494 PrintAndLog("%s", uid_string);
495 }
496 }
497 PrintAndLog("End: %u", time(NULL));
498 return 1;
499 }
500
501 // ## simulate iso14443a tag
502 // ## greg - added ability to specify tag UID
503 int CmdHF14ASim(const char *Cmd) {
504 #define ATTACK_KEY_COUNT 8
505 bool errors = FALSE;
506 uint8_t flags = 0;
507 uint8_t tagtype = 1;
508 uint8_t cmdp = 0;
509 uint8_t uid[10] = {0,0,0,0,0,0,0,0,0,0};
510 int uidlen = 0;
511 bool useUIDfromEML = TRUE;
512
513 while(param_getchar(Cmd, cmdp) != 0x00) {
514 switch(param_getchar(Cmd, cmdp)) {
515 case 'h':
516 case 'H':
517 return usage_hf_14a_sim();
518 case 't':
519 case 'T':
520 // Retrieve the tag type
521 tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
522 if (tagtype == 0)
523 errors = true;
524 cmdp += 2;
525 break;
526 case 'u':
527 case 'U':
528 // Retrieve the full 4,7,10 byte long uid
529 param_gethex_ex(Cmd, cmdp+1, uid, &uidlen);
530 switch(uidlen) {
531 //case 20: flags |= FLAG_10B_UID_IN_DATA; break;
532 case 14: flags |= FLAG_7B_UID_IN_DATA; break;
533 case 8: flags |= FLAG_4B_UID_IN_DATA; break;
534 default: errors = TRUE; break;
535 }
536 if (!errors) {
537 PrintAndLog("Emulating ISO/IEC 14443 type A tag with %d byte UID (%s)", uidlen>>1, sprint_hex(uid, uidlen>>1));
538 useUIDfromEML = FALSE;
539 }
540 cmdp += 2;
541 break;
542 case 'x':
543 case 'X':
544 flags |= FLAG_NR_AR_ATTACK;
545 cmdp++;
546 break;
547 default:
548 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
549 errors = true;
550 break;
551 }
552 if(errors) break;
553 }
554
555 //Validations
556 if (errors) return usage_hf_14a_sim();
557
558 if ( useUIDfromEML )
559 flags |= FLAG_UID_IN_EMUL;
560
561 PrintAndLog("Press pm3-button to abort simulation");
562
563 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
564 memcpy(c.d.asBytes, uid, uidlen>>1);
565 clearCommandBuffer();
566 SendCommand(&c);
567
568 nonces_t data[ATTACK_KEY_COUNT*2];
569 UsbCommand resp;
570
571 while( !ukbhit() ){
572 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) continue;
573
574 if ( !(flags & FLAG_NR_AR_ATTACK) ) break;
575 if ( (resp.arg[0] & 0xffff) != CMD_SIMULATE_MIFARE_CARD ) break;
576
577 memcpy( data, resp.d.asBytes, sizeof(data) );
578 readerAttack(data, TRUE);
579 }
580 return 0;
581 }
582
583 int CmdHF14ASniff(const char *Cmd) {
584 int param = 0;
585 uint8_t ctmp = param_getchar(Cmd, 0) ;
586 if (ctmp == 'h' || ctmp == 'H') return usage_hf_14a_sniff();
587
588 for (int i = 0; i < 2; i++) {
589 ctmp = param_getchar(Cmd, i);
590 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
591 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
592 }
593
594 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
595 clearCommandBuffer();
596 SendCommand(&c);
597 return 0;
598 }
599
600 int CmdHF14ACmdRaw(const char *cmd) {
601 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
602 bool reply=1;
603 bool crc = FALSE;
604 bool power = FALSE;
605 bool active = FALSE;
606 bool active_select = FALSE;
607 uint16_t numbits=0;
608 bool bTimeout = FALSE;
609 uint32_t timeout=0;
610 bool topazmode = FALSE;
611 char buf[5]="";
612 int i=0;
613 uint8_t data[USB_CMD_DATA_SIZE];
614 uint16_t datalen=0;
615 uint32_t temp;
616
617 if (strlen(cmd)<2) return usage_hf_14a_raw();
618
619 // strip
620 while (*cmd==' ' || *cmd=='\t') cmd++;
621
622 while (cmd[i]!='\0') {
623 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
624 if (cmd[i]=='-') {
625 switch (cmd[i+1]) {
626 case 'H':
627 case 'h':
628 return usage_hf_14a_raw();
629 case 'r':
630 reply = FALSE;
631 break;
632 case 'c':
633 crc = TRUE;
634 break;
635 case 'p':
636 power = TRUE;
637 break;
638 case 'a':
639 active = TRUE;
640 break;
641 case 's':
642 active_select = TRUE;
643 break;
644 case 'b':
645 sscanf(cmd+i+2,"%d",&temp);
646 numbits = temp & 0xFFFF;
647 i+=3;
648 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
649 i-=2;
650 break;
651 case 't':
652 bTimeout = TRUE;
653 sscanf(cmd+i+2,"%d",&temp);
654 timeout = temp;
655 i+=3;
656 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
657 i-=2;
658 break;
659 case 'T':
660 topazmode = TRUE;
661 break;
662 default:
663 return usage_hf_14a_raw();
664 }
665 i+=2;
666 continue;
667 }
668 if ((cmd[i]>='0' && cmd[i]<='9') ||
669 (cmd[i]>='a' && cmd[i]<='f') ||
670 (cmd[i]>='A' && cmd[i]<='F') ) {
671 buf[strlen(buf)+1]=0;
672 buf[strlen(buf)]=cmd[i];
673 i++;
674
675 if (strlen(buf)>=2) {
676 sscanf(buf,"%x",&temp);
677 data[datalen]=(uint8_t)(temp & 0xff);
678 *buf=0;
679 if (++datalen >= sizeof(data)){
680 if (crc)
681 PrintAndLog("Buffer is full, we can't add CRC to your data");
682 break;
683 }
684 }
685 continue;
686 }
687 PrintAndLog("Invalid char on input");
688 return 0;
689 }
690
691 if(crc && datalen>0 && datalen<sizeof(data)-2)
692 {
693 uint8_t first, second;
694 if (topazmode) {
695 ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
696 } else {
697 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
698 }
699 data[datalen++] = first;
700 data[datalen++] = second;
701 }
702
703 if(active || active_select)
704 {
705 c.arg[0] |= ISO14A_CONNECT;
706 if(active)
707 c.arg[0] |= ISO14A_NO_SELECT;
708 }
709
710 if(bTimeout){
711 #define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
712 c.arg[0] |= ISO14A_SET_TIMEOUT;
713 if(timeout > MAX_TIMEOUT) {
714 timeout = MAX_TIMEOUT;
715 PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
716 }
717 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
718 }
719
720 if(power)
721 c.arg[0] |= ISO14A_NO_DISCONNECT;
722
723 if(datalen>0)
724 c.arg[0] |= ISO14A_RAW;
725
726 if(topazmode)
727 c.arg[0] |= ISO14A_TOPAZMODE;
728
729 // Max buffer is USB_CMD_DATA_SIZE
730 datalen = (datalen > USB_CMD_DATA_SIZE) ? USB_CMD_DATA_SIZE : datalen;
731
732 c.arg[1] = (datalen & 0xFFFF) | (uint32_t)(numbits << 16);
733 memcpy(c.d.asBytes, data, datalen);
734
735 clearCommandBuffer();
736 SendCommand(&c);
737
738 if (reply) {
739 if(active_select)
740 waitCmd(1);
741 if(datalen>0)
742 waitCmd(0);
743 } // if reply
744 return 0;
745 }
746
747 static void waitCmd(uint8_t iSelect) {
748 UsbCommand resp;
749 uint16_t len = 0;
750
751 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
752 len = iSelect ? (resp.arg[1] & 0xffff) : (resp.arg[0] & 0xffff);
753 PrintAndLog("received %i octets", len);
754 if(!len)
755 return;
756 PrintAndLog("%s", sprint_hex(resp.d.asBytes, len) );
757 } else {
758 PrintAndLog("timeout while waiting for reply.");
759 }
760 }
761
762 static command_t CommandTable[] = {
763 {"help", CmdHelp, 1, "This help"},
764 {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
765 {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
766 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
767 {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
768 {"sniff", CmdHF14ASniff, 0, "sniff ISO 14443 Type A traffic"},
769 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
770 {NULL, NULL, 0, NULL}
771 };
772
773 int CmdHF14A(const char *Cmd) {
774 clearCommandBuffer();
775 CmdsParse(CommandTable, Cmd);
776 return 0;
777 }
778
779 int CmdHelp(const char *Cmd) {
780 CmdsHelp(CommandTable);
781 return 0;
782 }
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