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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
27static int CmdHelp(const char *Cmd);
28static void waitCmd(uint8_t iLen);
29
30// structure and database for uid -> tagtype lookups
31typedef struct {
32 uint8_t uid;
33 char* desc;
34} manufactureName;
35
36const 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
113char* 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
126int CmdHF14AList(const char *Cmd)
127{
128 PrintAndLog("Deprecated command, use 'hf list 14a' instead");
129 return 0;
130}
131
132int CmdHF14AReader(const char *Cmd)
133{
134 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
135 SendCommand(&c);
136
137 UsbCommand resp;
138 WaitForResponse(CMD_ACK,&resp);
139
140 iso14a_card_select_t card;
141 memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
142
143 uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
144
145 if(select_status == 0) {
146 PrintAndLog("iso14443a card select failed");
147 // disconnect
148 c.arg[0] = 0;
149 c.arg[1] = 0;
150 c.arg[2] = 0;
151 SendCommand(&c);
152 return 0;
153 }
154
155 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
156 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
157 PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
158
159 // Double & triple sized UID, can be mapped to a manufacturer.
160 // HACK: does this apply for Ultralight cards?
161 if ( card.uidlen > 4 ) {
162 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
163 }
164
165 switch (card.sak) {
166 case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break;
167 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
168 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
169 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
170 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
171 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
172 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
173 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
174 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
175 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
176 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
177 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
178 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
179 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
180 default: ;
181 }
182
183 // try to request ATS even if tag claims not to support it
184 if (select_status == 2) {
185 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
186 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
187 c.arg[1] = 2;
188 c.arg[2] = 0;
189 memcpy(c.d.asBytes, rats, 2);
190 SendCommand(&c);
191 WaitForResponse(CMD_ACK,&resp);
192
193 memcpy(&card.ats, resp.d.asBytes, resp.arg[0]);
194 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
195 }
196
197 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
198 bool ta1 = 0, tb1 = 0, tc1 = 0;
199 int pos;
200
201 if (select_status == 2) {
202 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
203 }
204 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
205 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
206 if (card.ats[0] != card.ats_len - 2) {
207 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
208 }
209
210 if (card.ats[0] > 1) { // there is a format byte (T0)
211 ta1 = (card.ats[1] & 0x10) == 0x10;
212 tb1 = (card.ats[1] & 0x20) == 0x20;
213 tc1 = (card.ats[1] & 0x40) == 0x40;
214 int16_t fsci = card.ats[1] & 0x0f;
215 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
216 "TC1 is%s present, FSCI is %d (FSC = %ld)",
217 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
218 fsci,
219 fsci < 5 ? (fsci - 2) * 8 :
220 fsci < 8 ? (fsci - 3) * 32 :
221 fsci == 8 ? 256 :
222 -1
223 );
224 }
225 pos = 2;
226 if (ta1) {
227 char dr[16], ds[16];
228 dr[0] = ds[0] = '\0';
229 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
230 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
231 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
232 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
233 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
234 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
235 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
236 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
237 PrintAndLog(" - TA1 : different divisors are%s supported, "
238 "DR: [%s], DS: [%s]",
239 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
240 pos++;
241 }
242 if (tb1) {
243 uint32_t sfgi = card.ats[pos] & 0x0F;
244 uint32_t fwi = card.ats[pos] >> 4;
245 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
246 (sfgi),
247 sfgi ? "" : "(not needed) ",
248 sfgi ? (1 << 12) << sfgi : 0,
249 fwi,
250 (1 << 12) << fwi
251 );
252 pos++;
253 }
254 if (tc1) {
255 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
256 (card.ats[pos] & 0x01) ? "" : " NOT",
257 (card.ats[pos] & 0x02) ? "" : " NOT");
258 pos++;
259 }
260 if (card.ats[0] > pos) {
261 char *tip = "";
262 if (card.ats[0] - pos >= 7) {
263 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
264 tip = "-> MIFARE Plus X 2K or 4K";
265 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
266 tip = "-> MIFARE Plus S 2K or 4K";
267 }
268 }
269 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
270 if (card.ats[pos] == 0xC1) {
271 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
272 PrintAndLog(" %02x -> Length is %d bytes",
273 card.ats[pos + 1], card.ats[pos + 1]);
274 switch (card.ats[pos + 2] & 0xf0) {
275 case 0x10:
276 PrintAndLog(" 1x -> MIFARE DESFire");
277 break;
278 case 0x20:
279 PrintAndLog(" 2x -> MIFARE Plus");
280 break;
281 }
282 switch (card.ats[pos + 2] & 0x0f) {
283 case 0x00:
284 PrintAndLog(" x0 -> <1 kByte");
285 break;
286 case 0x01:
287 PrintAndLog(" x0 -> 1 kByte");
288 break;
289 case 0x02:
290 PrintAndLog(" x0 -> 2 kByte");
291 break;
292 case 0x03:
293 PrintAndLog(" x0 -> 4 kByte");
294 break;
295 case 0x04:
296 PrintAndLog(" x0 -> 8 kByte");
297 break;
298 }
299 switch (card.ats[pos + 3] & 0xf0) {
300 case 0x00:
301 PrintAndLog(" 0x -> Engineering sample");
302 break;
303 case 0x20:
304 PrintAndLog(" 2x -> Released");
305 break;
306 }
307 switch (card.ats[pos + 3] & 0x0f) {
308 case 0x00:
309 PrintAndLog(" x0 -> Generation 1");
310 break;
311 case 0x01:
312 PrintAndLog(" x1 -> Generation 2");
313 break;
314 case 0x02:
315 PrintAndLog(" x2 -> Generation 3");
316 break;
317 }
318 switch (card.ats[pos + 4] & 0x0f) {
319 case 0x00:
320 PrintAndLog(" x0 -> Only VCSL supported");
321 break;
322 case 0x01:
323 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
324 break;
325 case 0x0E:
326 PrintAndLog(" xE -> no VCS command supported");
327 break;
328 }
329 }
330 }
331 } else {
332 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
333 }
334
335
336 // try to see if card responses to "chinese magic backdoor" commands.
337 c.cmd = CMD_MIFARE_CIDENT;
338 c.arg[0] = 0;
339 c.arg[1] = 0;
340 c.arg[2] = 0;
341 SendCommand(&c);
342 WaitForResponse(CMD_ACK,&resp);
343 uint8_t isOK = resp.arg[0] & 0xff;
344 PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
345
346 // disconnect
347 c.cmd = CMD_READER_ISO_14443a;
348 c.arg[0] = 0;
349 c.arg[1] = 0;
350 c.arg[2] = 0;
351 SendCommand(&c);
352
353 return select_status;
354}
355
356// Collect ISO14443 Type A UIDs
357int CmdHF14ACUIDs(const char *Cmd)
358{
359 // requested number of UIDs
360 int n = atoi(Cmd);
361 // collect at least 1 (e.g. if no parameter was given)
362 n = n > 0 ? n : 1;
363
364 PrintAndLog("Collecting %d UIDs", n);
365 PrintAndLog("Start: %u", time(NULL));
366 // repeat n times
367 for (int i = 0; i < n; i++) {
368 // execute anticollision procedure
369 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
370 SendCommand(&c);
371
372 UsbCommand resp;
373 WaitForResponse(CMD_ACK,&resp);
374
375 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
376
377 // check if command failed
378 if (resp.arg[0] == 0) {
379 PrintAndLog("Card select failed.");
380 } else {
381 char uid_string[20];
382 for (uint16_t i = 0; i < card->uidlen; i++) {
383 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
384 }
385 PrintAndLog("%s", uid_string);
386 }
387 }
388 PrintAndLog("End: %u", time(NULL));
389
390 return 1;
391}
392
393// ## simulate iso14443a tag
394// ## greg - added ability to specify tag UID
395int CmdHF14ASim(const char *Cmd)
396{
397 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
398
399 // Retrieve the tag type
400 uint8_t tagtype = param_get8ex(Cmd,0,0,10);
401
402 // When no argument was given, just print help message
403 if (tagtype == 0) {
404 PrintAndLog("");
405 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
406 PrintAndLog("");
407 PrintAndLog(" syntax: hf 14a sim <type> <uid>");
408 PrintAndLog(" types: 1 = MIFARE Classic");
409 PrintAndLog(" 2 = MIFARE Ultralight");
410 PrintAndLog(" 3 = MIFARE Desfire");
411 PrintAndLog(" 4 = ISO/IEC 14443-4");
412 PrintAndLog(" 5 = MIFARE Tnp3xxx");
413 PrintAndLog("");
414 return 1;
415 }
416
417 // Store the tag type
418 c.arg[0] = tagtype;
419
420 // Retrieve the full 4 or 7 byte long uid
421 uint64_t long_uid = param_get64ex(Cmd,1,0,16);
422
423 // Are we handling the (optional) second part uid?
424 if (long_uid > 0xffffffff) {
425 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
426 // Store the second part
427 c.arg[2] = (long_uid & 0xffffffff);
428 long_uid >>= 32;
429 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
430 c.arg[1] = (long_uid & 0xffffff);
431 } else {
432 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
433 // Only store the first part
434 c.arg[1] = long_uid & 0xffffffff;
435 }
436/*
437 // At lease save the mandatory first part of the UID
438 c.arg[0] = long_uid & 0xffffffff;
439
440 if (c.arg[1] == 0) {
441 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
442 }
443
444 switch (c.arg[0]) {
445 case 1: {
446 PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
447 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)};
448 } break;
449 case 2: {
450 PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
451 } break;
452 default: {
453 PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
454 PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
455 PrintAndLog(" type1: 4 ",c.arg[0]);
456
457 return 1;
458 } break;
459 }
460*/
461/*
462 unsigned int hi = 0, lo = 0;
463 int n = 0, i = 0;
464 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
465 hi= (hi << 4) | (lo >> 28);
466 lo= (lo << 4) | (n & 0xf);
467 }
468*/
469// 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)};
470// PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
471 SendCommand(&c);
472 return 0;
473}
474
475int CmdHF14ASnoop(const char *Cmd) {
476 int param = 0;
477
478 uint8_t ctmp = param_getchar(Cmd, 0) ;
479 if (ctmp == 'h' || ctmp == 'H') {
480 PrintAndLog("It get data from the field and saves it into command buffer.");
481 PrintAndLog("Buffer accessible from command hf list 14a.");
482 PrintAndLog("Usage: hf 14a snoop [c][r]");
483 PrintAndLog("c - triggered by first data from card");
484 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
485 PrintAndLog("sample: hf 14a snoop c r");
486 return 0;
487 }
488
489 for (int i = 0; i < 2; i++) {
490 ctmp = param_getchar(Cmd, i);
491 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
492 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
493 }
494
495 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
496 SendCommand(&c);
497 return 0;
498}
499
500int CmdHF14ACmdRaw(const char *cmd) {
501 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
502 uint8_t reply=1;
503 uint8_t crc=0;
504 uint8_t power=0;
505 uint8_t active=0;
506 uint8_t active_select=0;
507 uint16_t numbits=0;
508 uint32_t timeout=0;
509 uint8_t bTimeout=0;
510 char buf[5]="";
511 int i=0;
512 uint8_t data[USB_CMD_DATA_SIZE];
513 uint16_t datalen=0;
514 uint32_t temp;
515
516 if (strlen(cmd)<2) {
517 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
518 PrintAndLog(" -r do not read response");
519 PrintAndLog(" -c calculate and append CRC");
520 PrintAndLog(" -p leave the signal field ON after receive");
521 PrintAndLog(" -a active signal field ON without select");
522 PrintAndLog(" -s active signal field ON with select");
523 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
524 PrintAndLog(" -t timeout in ms");
525 return 0;
526 }
527
528 // strip
529 while (*cmd==' ' || *cmd=='\t') cmd++;
530
531 while (cmd[i]!='\0') {
532 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
533 if (cmd[i]=='-') {
534 switch (cmd[i+1]) {
535 case 'r':
536 reply=0;
537 break;
538 case 'c':
539 crc=1;
540 break;
541 case 'p':
542 power=1;
543 break;
544 case 'a':
545 active=1;
546 break;
547 case 's':
548 active_select=1;
549 break;
550 case 'b':
551 sscanf(cmd+i+2,"%d",&temp);
552 numbits = temp & 0xFFFF;
553 i+=3;
554 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
555 i-=2;
556 break;
557 case 't':
558 bTimeout=1;
559 sscanf(cmd+i+2,"%d",&temp);
560 timeout = temp;
561 i+=3;
562 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
563 i-=2;
564 break;
565 default:
566 PrintAndLog("Invalid option");
567 return 0;
568 }
569 i+=2;
570 continue;
571 }
572 if ((cmd[i]>='0' && cmd[i]<='9') ||
573 (cmd[i]>='a' && cmd[i]<='f') ||
574 (cmd[i]>='A' && cmd[i]<='F') ) {
575 buf[strlen(buf)+1]=0;
576 buf[strlen(buf)]=cmd[i];
577 i++;
578
579 if (strlen(buf)>=2) {
580 sscanf(buf,"%x",&temp);
581 data[datalen]=(uint8_t)(temp & 0xff);
582 *buf=0;
583 if (++datalen>sizeof(data)){
584 if (crc)
585 PrintAndLog("Buffer is full, we can't add CRC to your data");
586 break;
587 }
588 }
589 continue;
590 }
591 PrintAndLog("Invalid char on input");
592 return 0;
593 }
594 if(crc && datalen>0 && datalen<sizeof(data)-2)
595 {
596 uint8_t first, second;
597 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
598 data[datalen++] = first;
599 data[datalen++] = second;
600 }
601
602 if(active || active_select)
603 {
604 c.arg[0] |= ISO14A_CONNECT;
605 if(active)
606 c.arg[0] |= ISO14A_NO_SELECT;
607 }
608
609 if(bTimeout){
610 #define MAX_TIMEOUT 40542464 // (2^32-1) * (8*16) / 13560000Hz * 1000ms/s =
611 c.arg[0] |= ISO14A_SET_TIMEOUT;
612 if(timeout > MAX_TIMEOUT) {
613 timeout = MAX_TIMEOUT;
614 PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
615 }
616 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
617 }
618 if(power)
619 c.arg[0] |= ISO14A_NO_DISCONNECT;
620 if(datalen>0)
621 c.arg[0] |= ISO14A_RAW;
622
623 // Max buffer is USB_CMD_DATA_SIZE
624 c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
625 memcpy(c.d.asBytes,data,datalen);
626
627 SendCommand(&c);
628
629 if (reply) {
630 if(active_select)
631 waitCmd(1);
632 if(datalen>0)
633 waitCmd(0);
634 } // if reply
635 return 0;
636}
637
638static void waitCmd(uint8_t iSelect)
639{
640 uint8_t *recv;
641 UsbCommand resp;
642 char *hexout;
643
644 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
645 recv = resp.d.asBytes;
646 uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
647 PrintAndLog("received %i octets",iLen);
648 if(!iLen)
649 return;
650 hexout = (char *)malloc(iLen * 3 + 1);
651 if (hexout != NULL) {
652 for (int i = 0; i < iLen; i++) { // data in hex
653 sprintf(&hexout[i * 3], "%02X ", recv[i]);
654 }
655 PrintAndLog("%s", hexout);
656 free(hexout);
657 } else {
658 PrintAndLog("malloc failed your client has low memory?");
659 }
660 } else {
661 PrintAndLog("timeout while waiting for reply.");
662 }
663}
664
665static command_t CommandTable[] =
666{
667 {"help", CmdHelp, 1, "This help"},
668 {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
669 {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
670 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
671 {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
672 {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
673 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
674 {NULL, NULL, 0, NULL}
675};
676
677int CmdHF14A(const char *Cmd) {
678 // flush
679 WaitForResponseTimeout(CMD_ACK,NULL,100);
680
681 // parse
682 CmdsParse(CommandTable, Cmd);
683 return 0;
684}
685
686int CmdHelp(const char *Cmd)
687{
688 CmdsHelp(CommandTable);
689 return 0;
690}
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