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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, best = -1;
116 int len = sizeof(manufactureMapping) / sizeof(manufactureName);
117
118 for ( i = 0; i < len; ++i ) {
119 if ( uid == manufactureMapping[i].uid) {
120 if (best == -1) {
121 best = i;
122 }
123 }
124 }
125
126 if (best>=0) return manufactureMapping[best].desc;
127
128 return manufactureMapping[i].desc;
129 }
130
131 int CmdHF14AList(const char *Cmd)
132 {
133 PrintAndLog("Deprecated command, use 'hf list 14a' instead");
134 return 0;
135 }
136
137 void iso14a_set_timeout(uint32_t timeout) {
138 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}};
139 SendCommand(&c);
140 }
141
142 int CmdHF14AReader(const char *Cmd)
143 {
144 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
145 SendCommand(&c);
146
147 UsbCommand resp;
148 WaitForResponse(CMD_ACK,&resp);
149
150 iso14a_card_select_t card;
151 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
152
153 uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
154
155 if(select_status == 0) {
156 PrintAndLog("iso14443a card select failed");
157 // disconnect
158 c.arg[0] = 0;
159 c.arg[1] = 0;
160 c.arg[2] = 0;
161 SendCommand(&c);
162 return 0;
163 }
164
165 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
166 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
167 PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
168
169 // Double & triple sized UID, can be mapped to a manufacturer.
170 // HACK: does this apply for Ultralight cards?
171 if ( card.uidlen > 4 ) {
172 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
173 }
174
175 switch (card.sak) {
176 case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break;
177 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
178 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
179 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
180 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
181 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
182 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
183 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
184 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
185 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
186 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
187 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
188 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
189 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
190 default: ;
191 }
192
193 // try to request ATS even if tag claims not to support it
194 if (select_status == 2) {
195 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
196 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
197 c.arg[1] = 2;
198 c.arg[2] = 0;
199 memcpy(c.d.asBytes, rats, 2);
200 SendCommand(&c);
201 WaitForResponse(CMD_ACK,&resp);
202
203 memcpy(&card.ats, resp.d.asBytes, resp.arg[0]);
204 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
205 }
206
207 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
208 bool ta1 = 0, tb1 = 0, tc1 = 0;
209 int pos;
210
211 if (select_status == 2) {
212 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
213 }
214 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
215 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
216 if (card.ats[0] != card.ats_len - 2) {
217 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
218 }
219
220 if (card.ats[0] > 1) { // there is a format byte (T0)
221 ta1 = (card.ats[1] & 0x10) == 0x10;
222 tb1 = (card.ats[1] & 0x20) == 0x20;
223 tc1 = (card.ats[1] & 0x40) == 0x40;
224 int16_t fsci = card.ats[1] & 0x0f;
225 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
226 "TC1 is%s present, FSCI is %d (FSC = %ld)",
227 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
228 fsci,
229 fsci < 5 ? (fsci - 2) * 8 :
230 fsci < 8 ? (fsci - 3) * 32 :
231 fsci == 8 ? 256 :
232 -1
233 );
234 }
235 pos = 2;
236 if (ta1) {
237 char dr[16], ds[16];
238 dr[0] = ds[0] = '\0';
239 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
240 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
241 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
242 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
243 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
244 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
245 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
246 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
247 PrintAndLog(" - TA1 : different divisors are%s supported, "
248 "DR: [%s], DS: [%s]",
249 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
250 pos++;
251 }
252 if (tb1) {
253 uint32_t sfgi = card.ats[pos] & 0x0F;
254 uint32_t fwi = card.ats[pos] >> 4;
255 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
256 (sfgi),
257 sfgi ? "" : "(not needed) ",
258 sfgi ? (1 << 12) << sfgi : 0,
259 fwi,
260 (1 << 12) << fwi
261 );
262 pos++;
263 }
264 if (tc1) {
265 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
266 (card.ats[pos] & 0x01) ? "" : " NOT",
267 (card.ats[pos] & 0x02) ? "" : " NOT");
268 pos++;
269 }
270 if (card.ats[0] > pos) {
271 char *tip = "";
272 if (card.ats[0] - pos >= 7) {
273 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
274 tip = "-> MIFARE Plus X 2K or 4K";
275 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
276 tip = "-> MIFARE Plus S 2K or 4K";
277 }
278 }
279 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
280 if (card.ats[pos] == 0xC1) {
281 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
282 PrintAndLog(" %02x -> Length is %d bytes",
283 card.ats[pos + 1], card.ats[pos + 1]);
284 switch (card.ats[pos + 2] & 0xf0) {
285 case 0x10:
286 PrintAndLog(" 1x -> MIFARE DESFire");
287 break;
288 case 0x20:
289 PrintAndLog(" 2x -> MIFARE Plus");
290 break;
291 }
292 switch (card.ats[pos + 2] & 0x0f) {
293 case 0x00:
294 PrintAndLog(" x0 -> <1 kByte");
295 break;
296 case 0x01:
297 PrintAndLog(" x0 -> 1 kByte");
298 break;
299 case 0x02:
300 PrintAndLog(" x0 -> 2 kByte");
301 break;
302 case 0x03:
303 PrintAndLog(" x0 -> 4 kByte");
304 break;
305 case 0x04:
306 PrintAndLog(" x0 -> 8 kByte");
307 break;
308 }
309 switch (card.ats[pos + 3] & 0xf0) {
310 case 0x00:
311 PrintAndLog(" 0x -> Engineering sample");
312 break;
313 case 0x20:
314 PrintAndLog(" 2x -> Released");
315 break;
316 }
317 switch (card.ats[pos + 3] & 0x0f) {
318 case 0x00:
319 PrintAndLog(" x0 -> Generation 1");
320 break;
321 case 0x01:
322 PrintAndLog(" x1 -> Generation 2");
323 break;
324 case 0x02:
325 PrintAndLog(" x2 -> Generation 3");
326 break;
327 }
328 switch (card.ats[pos + 4] & 0x0f) {
329 case 0x00:
330 PrintAndLog(" x0 -> Only VCSL supported");
331 break;
332 case 0x01:
333 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
334 break;
335 case 0x0E:
336 PrintAndLog(" xE -> no VCS command supported");
337 break;
338 }
339 }
340 }
341 } else {
342 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
343 }
344
345
346 // try to see if card responses to "chinese magic backdoor" commands.
347 c.cmd = CMD_MIFARE_CIDENT;
348 c.arg[0] = 0;
349 c.arg[1] = 0;
350 c.arg[2] = 0;
351 SendCommand(&c);
352 WaitForResponse(CMD_ACK,&resp);
353 uint8_t isOK = resp.arg[0] & 0xff;
354 PrintAndLog(" Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
355
356 // disconnect
357 c.cmd = CMD_READER_ISO_14443a;
358 c.arg[0] = 0;
359 c.arg[1] = 0;
360 c.arg[2] = 0;
361 SendCommand(&c);
362
363 return select_status;
364 }
365
366 // Collect ISO14443 Type A UIDs
367 int CmdHF14ACUIDs(const char *Cmd)
368 {
369 // requested number of UIDs
370 int n = atoi(Cmd);
371 // collect at least 1 (e.g. if no parameter was given)
372 n = n > 0 ? n : 1;
373
374 PrintAndLog("Collecting %d UIDs", n);
375 PrintAndLog("Start: %u", time(NULL));
376 // repeat n times
377 for (int i = 0; i < n; i++) {
378 // execute anticollision procedure
379 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
380 SendCommand(&c);
381
382 UsbCommand resp;
383 WaitForResponse(CMD_ACK,&resp);
384
385 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
386
387 // check if command failed
388 if (resp.arg[0] == 0) {
389 PrintAndLog("Card select failed.");
390 } else {
391 char uid_string[20];
392 for (uint16_t i = 0; i < card->uidlen; i++) {
393 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
394 }
395 PrintAndLog("%s", uid_string);
396 }
397 }
398 PrintAndLog("End: %u", time(NULL));
399
400 return 1;
401 }
402
403 // ## simulate iso14443a tag
404 // ## greg - added ability to specify tag UID
405 int CmdHF14ASim(const char *Cmd)
406 {
407 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
408
409 // Retrieve the tag type
410 uint8_t tagtype = param_get8ex(Cmd,0,0,10);
411
412 // When no argument was given, just print help message
413 if (tagtype == 0) {
414 PrintAndLog("");
415 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
416 PrintAndLog("");
417 PrintAndLog(" syntax: hf 14a sim <type> <uid>");
418 PrintAndLog(" types: 1 = MIFARE Classic");
419 PrintAndLog(" 2 = MIFARE Ultralight");
420 PrintAndLog(" 3 = MIFARE DESFIRE");
421 PrintAndLog(" 4 = ISO/IEC 14443-4");
422 PrintAndLog(" 5 = MIFARE TNP3XXX");
423 PrintAndLog("");
424 return 1;
425 }
426
427 // Store the tag type
428 c.arg[0] = tagtype;
429
430 // Retrieve the full 4 or 7 byte long uid
431 uint64_t long_uid = param_get64ex(Cmd,1,0,16);
432
433 // Are we handling the (optional) second part uid?
434 if (long_uid > 0xffffffff) {
435 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
436 // Store the second part
437 c.arg[2] = (long_uid & 0xffffffff);
438 long_uid >>= 32;
439 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
440 c.arg[1] = (long_uid & 0xffffff);
441 } else {
442 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
443 // Only store the first part
444 c.arg[1] = long_uid & 0xffffffff;
445 }
446 /*
447 // At lease save the mandatory first part of the UID
448 c.arg[0] = long_uid & 0xffffffff;
449
450 if (c.arg[1] == 0) {
451 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
452 }
453
454 switch (c.arg[0]) {
455 case 1: {
456 PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
457 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)};
458 } break;
459 case 2: {
460 PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
461 } break;
462 default: {
463 PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
464 PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
465 PrintAndLog(" type1: 4 ",c.arg[0]);
466
467 return 1;
468 } break;
469 }
470 */
471 /*
472 unsigned int hi = 0, lo = 0;
473 int n = 0, i = 0;
474 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
475 hi= (hi << 4) | (lo >> 28);
476 lo= (lo << 4) | (n & 0xf);
477 }
478 */
479 // 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)};
480 // PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
481 SendCommand(&c);
482 return 0;
483 }
484
485 int CmdHF14ASnoop(const char *Cmd) {
486 int param = 0;
487
488 if (param_getchar(Cmd, 0) == 'h') {
489 PrintAndLog("It get data from the field and saves it into command buffer.");
490 PrintAndLog("Buffer accessible from command hf list 14a.");
491 PrintAndLog("Usage: hf 14a snoop [c][r]");
492 PrintAndLog("c - triggered by first data from card");
493 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
494 PrintAndLog("sample: hf 14a snoop c r");
495 return 0;
496 }
497
498 for (int i = 0; i < 2; i++) {
499 char ctmp = param_getchar(Cmd, i);
500 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
501 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
502 }
503
504 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
505 SendCommand(&c);
506 return 0;
507 }
508
509 int CmdHF14ACmdRaw(const char *cmd) {
510 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
511 uint8_t reply=1;
512 uint8_t crc=0;
513 uint8_t power=0;
514 uint8_t active=0;
515 uint8_t active_select=0;
516 uint16_t numbits=0;
517 uint16_t timeout=0;
518 uint8_t bTimeout=0;
519 char buf[5]="";
520 int i=0;
521 uint8_t data[USB_CMD_DATA_SIZE];
522 unsigned int datalen=0, temp;
523
524 if (strlen(cmd)<2) {
525 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
526 PrintAndLog(" -r do not read response");
527 PrintAndLog(" -c calculate and append CRC");
528 PrintAndLog(" -p leave the signal field ON after receive");
529 PrintAndLog(" -a active signal field ON without select");
530 PrintAndLog(" -s active signal field ON with select");
531 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
532 PrintAndLog(" -t timeout");
533 return 0;
534 }
535
536 // strip
537 while (*cmd==' ' || *cmd=='\t') cmd++;
538
539 while (cmd[i]!='\0') {
540 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
541 if (cmd[i]=='-') {
542 switch (cmd[i+1]) {
543 case 'r':
544 reply=0;
545 break;
546 case 'c':
547 crc=1;
548 break;
549 case 'p':
550 power=1;
551 break;
552 case 'a':
553 active=1;
554 break;
555 case 's':
556 active_select=1;
557 break;
558 case 'b':
559 sscanf(cmd+i+2,"%d",&temp);
560 numbits = temp & 0xFFFF;
561 i+=3;
562 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
563 i-=2;
564 break;
565 case 't':
566 bTimeout=1;
567 sscanf(cmd+i+2,"%d",&temp);
568 timeout = temp & 0xFFFF;
569 i+=3;
570 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
571 i+=2;
572 break;
573 default:
574 PrintAndLog("Invalid option");
575 return 0;
576 }
577 i+=2;
578 continue;
579 }
580 if ((cmd[i]>='0' && cmd[i]<='9') ||
581 (cmd[i]>='a' && cmd[i]<='f') ||
582 (cmd[i]>='A' && cmd[i]<='F') ) {
583 buf[strlen(buf)+1]=0;
584 buf[strlen(buf)]=cmd[i];
585 i++;
586
587 if (strlen(buf)>=2) {
588 sscanf(buf,"%x",&temp);
589 data[datalen]=(uint8_t)(temp & 0xff);
590 *buf=0;
591 if (++datalen>sizeof(data)){
592 if (crc)
593 PrintAndLog("Buffer is full, we can't add CRC to your data");
594 break;
595 }
596 }
597 continue;
598 }
599 PrintAndLog("Invalid char on input");
600 return 0;
601 }
602 if(crc && datalen>0 && datalen<sizeof(data)-2)
603 {
604 uint8_t first, second;
605 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
606 data[datalen++] = first;
607 data[datalen++] = second;
608 }
609
610 if(active || active_select)
611 {
612 c.arg[0] |= ISO14A_CONNECT;
613 if(active)
614 c.arg[0] |= ISO14A_NO_SELECT;
615 }
616 if(bTimeout){
617 #define MAX_TIMEOUT 624*105 // max timeout is 624 ms
618 c.arg[0] |= ISO14A_SET_TIMEOUT;
619 c.arg[2] = timeout * 105; // each bit is about 9.4 us
620 if(c.arg[2]>MAX_TIMEOUT) {
621 c.arg[2] = MAX_TIMEOUT;
622 PrintAndLog("Set timeout to 624 ms. The max we can wait for response");
623 }
624 }
625 if(power)
626 c.arg[0] |= ISO14A_NO_DISCONNECT;
627 if(datalen>0)
628 c.arg[0] |= ISO14A_RAW;
629
630 // Max buffer is USB_CMD_DATA_SIZE
631 c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
632 memcpy(c.d.asBytes,data,datalen);
633
634 SendCommand(&c);
635
636 if (reply) {
637 if(active_select)
638 waitCmd(1);
639 if(datalen>0)
640 waitCmd(0);
641 } // if reply
642 return 0;
643 }
644
645 static void waitCmd(uint8_t iSelect)
646 {
647 uint8_t *recv;
648 UsbCommand resp;
649 char *hexout;
650
651 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
652 recv = resp.d.asBytes;
653 uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
654 PrintAndLog("received %i octets",iLen);
655 if(!iLen)
656 return;
657 hexout = (char *)malloc(iLen * 3 + 1);
658 if (hexout != NULL) {
659 for (int i = 0; i < iLen; i++) { // data in hex
660 sprintf(&hexout[i * 3], "%02X ", recv[i]);
661 }
662 PrintAndLog("%s", hexout);
663 free(hexout);
664 } else {
665 PrintAndLog("malloc failed your client has low memory?");
666 }
667 } else {
668 PrintAndLog("timeout while waiting for reply.");
669 }
670 }
671
672 static command_t CommandTable[] =
673 {
674 {"help", CmdHelp, 1, "This help"},
675 {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
676 {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
677 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
678 {"sim", CmdHF14ASim, 0, "<UID> -- Fake ISO 14443a tag"},
679 {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
680 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
681 {NULL, NULL, 0, NULL}
682 };
683
684 int CmdHF14A(const char *Cmd) {
685 // flush
686 WaitForResponseTimeout(CMD_ACK,NULL,100);
687
688 // parse
689 CmdsParse(CommandTable, Cmd);
690 return 0;
691 }
692
693 int CmdHelp(const char *Cmd)
694 {
695 CmdsHelp(CommandTable);
696 return 0;
697 }
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