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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
27 static int CmdHelp(const char *Cmd);
28 static void waitCmd(uint8_t iLen);
29
30 // structure and database for uid -> tagtype lookups
31 typedef struct {
32 uint8_t uid;
33 char* desc;
34 } manufactureName;
35
36 const manufactureName manufactureMapping[] = {
37 // ID, "Vendor Country"
38 { 0x01, "Motorola UK" },
39 { 0x02, "ST Microelectronics SA France" },
40 { 0x03, "Hitachi, Ltd Japan" },
41 { 0x04, "NXP Semiconductors Germany" },
42 { 0x05, "Infineon Technologies AG Germany" },
43 { 0x06, "Cylink USA" },
44 { 0x07, "Texas Instrument France" },
45 { 0x08, "Fujitsu Limited Japan" },
46 { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
47 { 0x0A, "NEC Japan" },
48 { 0x0B, "Oki Electric Industry Co. Ltd Japan" },
49 { 0x0C, "Toshiba Corp. Japan" },
50 { 0x0D, "Mitsubishi Electric Corp. Japan" },
51 { 0x0E, "Samsung Electronics Co. Ltd Korea" },
52 { 0x0F, "Hynix / Hyundai, Korea" },
53 { 0x10, "LG-Semiconductors Co. Ltd Korea" },
54 { 0x11, "Emosyn-EM Microelectronics USA" },
55 { 0x12, "INSIDE Technology France" },
56 { 0x13, "ORGA Kartensysteme GmbH Germany" },
57 { 0x14, "SHARP Corporation Japan" },
58 { 0x15, "ATMEL France" },
59 { 0x16, "EM Microelectronic-Marin SA Switzerland" },
60 { 0x17, "KSW Microtec GmbH Germany" },
61 { 0x18, "ZMD AG Germany" },
62 { 0x19, "XICOR, Inc. USA" },
63 { 0x1A, "Sony Corporation Japan Identifier Company Country" },
64 { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
65 { 0x1C, "Emosyn USA" },
66 { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
67 { 0x1E, "Magellan Technology Pty Limited Australia" },
68 { 0x1F, "Melexis NV BO Switzerland" },
69 { 0x20, "Renesas Technology Corp. Japan" },
70 { 0x21, "TAGSYS France" },
71 { 0x22, "Transcore USA" },
72 { 0x23, "Shanghai belling corp., ltd. China" },
73 { 0x24, "Masktech Germany Gmbh Germany" },
74 { 0x25, "Innovision Research and Technology Plc UK" },
75 { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
76 { 0x27, "Cypak AB Sweden" },
77 { 0x28, "Ricoh Japan" },
78 { 0x29, "ASK France" },
79 { 0x2A, "Unicore Microsystems, LLC Russian Federation" },
80 { 0x2B, "Dallas Semiconductor/Maxim USA" },
81 { 0x2C, "Impinj, Inc. USA" },
82 { 0x2D, "RightPlug Alliance USA" },
83 { 0x2E, "Broadcom Corporation USA" },
84 { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
85 { 0x30, "BeeDar Technology Inc. USA" },
86 { 0x31, "RFIDsec Denmark" },
87 { 0x32, "Schweizer Electronic AG Germany" },
88 { 0x33, "AMIC Technology Corp Taiwan" },
89 { 0x34, "Mikron JSC Russia" },
90 { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
91 { 0x36, "IDS Microchip AG Switzerland" },
92 { 0x37, "Kovio USA" },
93 { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" },
94 { 0x39, "Silicon Craft Technology Thailand" },
95 { 0x3A, "Advanced Film Device Inc. Japan" },
96 { 0x3B, "Nitecrest Ltd UK" },
97 { 0x3C, "Verayo Inc. USA" },
98 { 0x3D, "HID Global USA" },
99 { 0x3E, "Productivity Engineering Gmbh Germany" },
100 { 0x3F, "Austriamicrosystems AG (reserved) Austria" },
101 { 0x40, "Gemalto SA France" },
102 { 0x41, "Renesas Electronics Corporation Japan" },
103 { 0x42, "3Alogics Inc Korea" },
104 { 0x43, "Top TroniQ Asia Limited Hong Kong" },
105 { 0x44, "Gentag Inc (USA) USA" },
106 { 0x00, "no tag-info available" } // must be the last entry
107 };
108
109
110 // get a product description based on the UID
111 // uid[8] tag uid
112 // returns description of the best match
113 char* getTagInfo(uint8_t uid) {
114
115 int i;
116 int len = sizeof(manufactureMapping) / sizeof(manufactureName);
117
118 for ( i = 0; i < len; ++i )
119 if ( uid == manufactureMapping[i].uid)
120 return manufactureMapping[i].desc;
121
122 //No match, return default
123 return manufactureMapping[len-1].desc;
124 }
125
126 int CmdHF14AList(const char *Cmd)
127 {
128 PrintAndLog("Deprecated command, use 'hf list 14a' instead");
129 return 0;
130 }
131
132 void iso14a_set_timeout(uint32_t timeout) {
133 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}};
134 SendCommand(&c);
135 }
136
137 int CmdHF14AReader(const char *Cmd)
138 {
139 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
140 SendCommand(&c);
141
142 UsbCommand resp;
143 WaitForResponse(CMD_ACK,&resp);
144
145 iso14a_card_select_t card;
146 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
147
148 uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
149
150 if(select_status == 0) {
151 PrintAndLog("iso14443a card select failed");
152 // disconnect
153 c.arg[0] = 0;
154 c.arg[1] = 0;
155 c.arg[2] = 0;
156 SendCommand(&c);
157 return 0;
158 }
159
160 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
161 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
162 PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
163
164 // Double & triple sized UID, can be mapped to a manufacturer.
165 // HACK: does this apply for Ultralight cards?
166 if ( card.uidlen > 4 ) {
167 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
168 }
169
170 switch (card.sak) {
171 case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break;
172 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
173 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
174 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
175 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
176 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
177 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
178 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
179 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
180 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
181 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
182 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
183 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
184 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
185 default: ;
186 }
187
188 // try to request ATS even if tag claims not to support it
189 if (select_status == 2) {
190 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
191 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
192 c.arg[1] = 2;
193 c.arg[2] = 0;
194 memcpy(c.d.asBytes, rats, 2);
195 SendCommand(&c);
196 WaitForResponse(CMD_ACK,&resp);
197
198 memcpy(&card.ats, resp.d.asBytes, resp.arg[0]);
199 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
200 }
201
202 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
203 bool ta1 = 0, tb1 = 0, tc1 = 0;
204 int pos;
205
206 if (select_status == 2) {
207 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
208 }
209 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
210 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
211 if (card.ats[0] != card.ats_len - 2) {
212 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
213 }
214
215 if (card.ats[0] > 1) { // there is a format byte (T0)
216 ta1 = (card.ats[1] & 0x10) == 0x10;
217 tb1 = (card.ats[1] & 0x20) == 0x20;
218 tc1 = (card.ats[1] & 0x40) == 0x40;
219 int16_t fsci = card.ats[1] & 0x0f;
220 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
221 "TC1 is%s present, FSCI is %d (FSC = %ld)",
222 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
223 fsci,
224 fsci < 5 ? (fsci - 2) * 8 :
225 fsci < 8 ? (fsci - 3) * 32 :
226 fsci == 8 ? 256 :
227 -1
228 );
229 }
230 pos = 2;
231 if (ta1) {
232 char dr[16], ds[16];
233 dr[0] = ds[0] = '\0';
234 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
235 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
236 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
237 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
238 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
239 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
240 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
241 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
242 PrintAndLog(" - TA1 : different divisors are%s supported, "
243 "DR: [%s], DS: [%s]",
244 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
245 pos++;
246 }
247 if (tb1) {
248 uint32_t sfgi = card.ats[pos] & 0x0F;
249 uint32_t fwi = card.ats[pos] >> 4;
250 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
251 (sfgi),
252 sfgi ? "" : "(not needed) ",
253 sfgi ? (1 << 12) << sfgi : 0,
254 fwi,
255 (1 << 12) << fwi
256 );
257 pos++;
258 }
259 if (tc1) {
260 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
261 (card.ats[pos] & 0x01) ? "" : " NOT",
262 (card.ats[pos] & 0x02) ? "" : " NOT");
263 pos++;
264 }
265 if (card.ats[0] > pos) {
266 char *tip = "";
267 if (card.ats[0] - pos >= 7) {
268 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
269 tip = "-> MIFARE Plus X 2K or 4K";
270 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
271 tip = "-> MIFARE Plus S 2K or 4K";
272 }
273 }
274 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
275 if (card.ats[pos] == 0xC1) {
276 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
277 PrintAndLog(" %02x -> Length is %d bytes",
278 card.ats[pos + 1], card.ats[pos + 1]);
279 switch (card.ats[pos + 2] & 0xf0) {
280 case 0x10:
281 PrintAndLog(" 1x -> MIFARE DESFire");
282 break;
283 case 0x20:
284 PrintAndLog(" 2x -> MIFARE Plus");
285 break;
286 }
287 switch (card.ats[pos + 2] & 0x0f) {
288 case 0x00:
289 PrintAndLog(" x0 -> <1 kByte");
290 break;
291 case 0x01:
292 PrintAndLog(" x0 -> 1 kByte");
293 break;
294 case 0x02:
295 PrintAndLog(" x0 -> 2 kByte");
296 break;
297 case 0x03:
298 PrintAndLog(" x0 -> 4 kByte");
299 break;
300 case 0x04:
301 PrintAndLog(" x0 -> 8 kByte");
302 break;
303 }
304 switch (card.ats[pos + 3] & 0xf0) {
305 case 0x00:
306 PrintAndLog(" 0x -> Engineering sample");
307 break;
308 case 0x20:
309 PrintAndLog(" 2x -> Released");
310 break;
311 }
312 switch (card.ats[pos + 3] & 0x0f) {
313 case 0x00:
314 PrintAndLog(" x0 -> Generation 1");
315 break;
316 case 0x01:
317 PrintAndLog(" x1 -> Generation 2");
318 break;
319 case 0x02:
320 PrintAndLog(" x2 -> Generation 3");
321 break;
322 }
323 switch (card.ats[pos + 4] & 0x0f) {
324 case 0x00:
325 PrintAndLog(" x0 -> Only VCSL supported");
326 break;
327 case 0x01:
328 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
329 break;
330 case 0x0E:
331 PrintAndLog(" xE -> no VCS command supported");
332 break;
333 }
334 }
335 }
336 } else {
337 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
338 }
339
340
341 // try to see if card responses to "chinese magic backdoor" commands.
342 c.cmd = CMD_MIFARE_CIDENT;
343 c.arg[0] = 0;
344 c.arg[1] = 0;
345 c.arg[2] = 0;
346 SendCommand(&c);
347 WaitForResponse(CMD_ACK,&resp);
348 uint8_t isOK = resp.arg[0] & 0xff;
349 PrintAndLog(" Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
350
351 // disconnect
352 c.cmd = CMD_READER_ISO_14443a;
353 c.arg[0] = 0;
354 c.arg[1] = 0;
355 c.arg[2] = 0;
356 SendCommand(&c);
357
358 return select_status;
359 }
360
361 // Collect ISO14443 Type A UIDs
362 int CmdHF14ACUIDs(const char *Cmd)
363 {
364 // requested number of UIDs
365 int n = atoi(Cmd);
366 // collect at least 1 (e.g. if no parameter was given)
367 n = n > 0 ? n : 1;
368
369 PrintAndLog("Collecting %d UIDs", n);
370 PrintAndLog("Start: %u", time(NULL));
371 // repeat n times
372 for (int i = 0; i < n; i++) {
373 // execute anticollision procedure
374 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
375 SendCommand(&c);
376
377 UsbCommand resp;
378 WaitForResponse(CMD_ACK,&resp);
379
380 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
381
382 // check if command failed
383 if (resp.arg[0] == 0) {
384 PrintAndLog("Card select failed.");
385 } else {
386 char uid_string[20];
387 for (uint16_t i = 0; i < card->uidlen; i++) {
388 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
389 }
390 PrintAndLog("%s", uid_string);
391 }
392 }
393 PrintAndLog("End: %u", time(NULL));
394
395 return 1;
396 }
397
398 // ## simulate iso14443a tag
399 // ## greg - added ability to specify tag UID
400 int CmdHF14ASim(const char *Cmd)
401 {
402 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
403
404 // Retrieve the tag type
405 uint8_t tagtype = param_get8ex(Cmd,0,0,10);
406
407 // When no argument was given, just print help message
408 if (tagtype == 0) {
409 PrintAndLog("");
410 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
411 PrintAndLog("");
412 PrintAndLog(" syntax: hf 14a sim <type> <uid>");
413 PrintAndLog(" types: 1 = MIFARE Classic");
414 PrintAndLog(" 2 = MIFARE Ultralight");
415 PrintAndLog(" 3 = MIFARE Desfire");
416 PrintAndLog(" 4 = ISO/IEC 14443-4");
417 PrintAndLog(" 5 = MIFARE Tnp3xxx");
418 PrintAndLog("");
419 return 1;
420 }
421
422 // Store the tag type
423 c.arg[0] = tagtype;
424
425 // Retrieve the full 4 or 7 byte long uid
426 uint64_t long_uid = param_get64ex(Cmd,1,0,16);
427
428 // Are we handling the (optional) second part uid?
429 if (long_uid > 0xffffffff) {
430 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
431 // Store the second part
432 c.arg[2] = (long_uid & 0xffffffff);
433 long_uid >>= 32;
434 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
435 c.arg[1] = (long_uid & 0xffffff);
436 } else {
437 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
438 // Only store the first part
439 c.arg[1] = long_uid & 0xffffffff;
440 }
441 /*
442 // At lease save the mandatory first part of the UID
443 c.arg[0] = long_uid & 0xffffffff;
444
445 if (c.arg[1] == 0) {
446 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
447 }
448
449 switch (c.arg[0]) {
450 case 1: {
451 PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
452 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)};
453 } break;
454 case 2: {
455 PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
456 } break;
457 default: {
458 PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
459 PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
460 PrintAndLog(" type1: 4 ",c.arg[0]);
461
462 return 1;
463 } break;
464 }
465 */
466 /*
467 unsigned int hi = 0, lo = 0;
468 int n = 0, i = 0;
469 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
470 hi= (hi << 4) | (lo >> 28);
471 lo= (lo << 4) | (n & 0xf);
472 }
473 */
474 // 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)};
475 // PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
476 SendCommand(&c);
477 return 0;
478 }
479
480 int CmdHF14ASnoop(const char *Cmd) {
481 int param = 0;
482
483 uint8_t ctmp = param_getchar(Cmd, 0) ;
484 if (ctmp == 'h' || ctmp == 'H') {
485 PrintAndLog("It get data from the field and saves it into command buffer.");
486 PrintAndLog("Buffer accessible from command hf list 14a.");
487 PrintAndLog("Usage: hf 14a snoop [c][r]");
488 PrintAndLog("c - triggered by first data from card");
489 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
490 PrintAndLog("sample: hf 14a snoop c r");
491 return 0;
492 }
493
494 for (int i = 0; i < 2; i++) {
495 ctmp = param_getchar(Cmd, i);
496 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
497 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
498 }
499
500 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
501 SendCommand(&c);
502 return 0;
503 }
504
505 int CmdHF14ACmdRaw(const char *cmd) {
506 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
507 uint8_t reply=1;
508 uint8_t crc=0;
509 uint8_t power=0;
510 uint8_t active=0;
511 uint8_t active_select=0;
512 uint16_t numbits=0;
513 uint16_t timeout=0;
514 uint8_t bTimeout=0;
515 char buf[5]="";
516 int i=0;
517 uint8_t data[USB_CMD_DATA_SIZE];
518 unsigned int datalen=0, temp;
519
520 if (strlen(cmd)<2) {
521 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
522 PrintAndLog(" -r do not read response");
523 PrintAndLog(" -c calculate and append CRC");
524 PrintAndLog(" -p leave the signal field ON after receive");
525 PrintAndLog(" -a active signal field ON without select");
526 PrintAndLog(" -s active signal field ON with select");
527 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
528 PrintAndLog(" -t timeout");
529 return 0;
530 }
531
532 // strip
533 while (*cmd==' ' || *cmd=='\t') cmd++;
534
535 while (cmd[i]!='\0') {
536 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
537 if (cmd[i]=='-') {
538 switch (cmd[i+1]) {
539 case 'r':
540 reply=0;
541 break;
542 case 'c':
543 crc=1;
544 break;
545 case 'p':
546 power=1;
547 break;
548 case 'a':
549 active=1;
550 break;
551 case 's':
552 active_select=1;
553 break;
554 case 'b':
555 sscanf(cmd+i+2,"%d",&temp);
556 numbits = temp & 0xFFFF;
557 i+=3;
558 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
559 i-=2;
560 break;
561 case 't':
562 bTimeout=1;
563 sscanf(cmd+i+2,"%d",&temp);
564 timeout = temp & 0xFFFF;
565 i+=3;
566 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
567 i+=2;
568 break;
569 default:
570 PrintAndLog("Invalid option");
571 return 0;
572 }
573 i+=2;
574 continue;
575 }
576 if ((cmd[i]>='0' && cmd[i]<='9') ||
577 (cmd[i]>='a' && cmd[i]<='f') ||
578 (cmd[i]>='A' && cmd[i]<='F') ) {
579 buf[strlen(buf)+1]=0;
580 buf[strlen(buf)]=cmd[i];
581 i++;
582
583 if (strlen(buf)>=2) {
584 sscanf(buf,"%x",&temp);
585 data[datalen]=(uint8_t)(temp & 0xff);
586 *buf=0;
587 if (++datalen>sizeof(data)){
588 if (crc)
589 PrintAndLog("Buffer is full, we can't add CRC to your data");
590 break;
591 }
592 }
593 continue;
594 }
595 PrintAndLog("Invalid char on input");
596 return 0;
597 }
598 if(crc && datalen>0 && datalen<sizeof(data)-2)
599 {
600 uint8_t first, second;
601 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
602 data[datalen++] = first;
603 data[datalen++] = second;
604 }
605
606 if(active || active_select)
607 {
608 c.arg[0] |= ISO14A_CONNECT;
609 if(active)
610 c.arg[0] |= ISO14A_NO_SELECT;
611 }
612 if(bTimeout){
613 #define MAX_TIMEOUT 624*105 // max timeout is 624 ms
614 c.arg[0] |= ISO14A_SET_TIMEOUT;
615 c.arg[2] = timeout * 105; // each bit is about 9.4 us
616 if(c.arg[2]>MAX_TIMEOUT) {
617 c.arg[2] = MAX_TIMEOUT;
618 PrintAndLog("Set timeout to 624 ms. The max we can wait for response");
619 }
620 }
621 if(power)
622 c.arg[0] |= ISO14A_NO_DISCONNECT;
623 if(datalen>0)
624 c.arg[0] |= ISO14A_RAW;
625
626 // Max buffer is USB_CMD_DATA_SIZE
627 c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
628 memcpy(c.d.asBytes,data,datalen);
629
630 SendCommand(&c);
631
632 if (reply) {
633 if(active_select)
634 waitCmd(1);
635 if(datalen>0)
636 waitCmd(0);
637 } // if reply
638 return 0;
639 }
640
641 static void waitCmd(uint8_t iSelect)
642 {
643 uint8_t *recv;
644 UsbCommand resp;
645 char *hexout;
646
647 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
648 recv = resp.d.asBytes;
649 uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
650 PrintAndLog("received %i octets",iLen);
651 if(!iLen)
652 return;
653 hexout = (char *)malloc(iLen * 3 + 1);
654 if (hexout != NULL) {
655 for (int i = 0; i < iLen; i++) { // data in hex
656 sprintf(&hexout[i * 3], "%02X ", recv[i]);
657 }
658 PrintAndLog("%s", hexout);
659 free(hexout);
660 } else {
661 PrintAndLog("malloc failed your client has low memory?");
662 }
663 } else {
664 PrintAndLog("timeout while waiting for reply.");
665 }
666 }
667
668 static command_t CommandTable[] =
669 {
670 {"help", CmdHelp, 1, "This help"},
671 {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
672 {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
673 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
674 {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
675 {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
676 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
677 {NULL, NULL, 0, NULL}
678 };
679
680 int CmdHF14A(const char *Cmd) {
681 // flush
682 WaitForResponseTimeout(CMD_ACK,NULL,100);
683
684 // parse
685 CmdsParse(CommandTable, Cmd);
686 return 0;
687 }
688
689 int CmdHelp(const char *Cmd)
690 {
691 CmdsHelp(CommandTable);
692 return 0;
693 }
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