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