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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 int 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 if(select_status == 3) {
156 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
157 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
158 // disconnect
159 c.arg[0] = 0;
160 c.arg[1] = 0;
161 c.arg[2] = 0;
162 SendCommand(&c);
163 return 0;
164 }
165
166 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
167 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
168 PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
169
170 switch (card.sak) {
171 case 0x00:
172 // check if the tag answers to GETVERSION (0x60)
173 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
174 c.arg[1] = 1;
175 c.arg[2] = 0;
176 c.d.asBytes[0] = 0x60;
177 SendCommand(&c);
178 WaitForResponse(CMD_ACK,&resp);
179
180 uint8_t version[8] = {0,0,0,0,0,0,0,0};
181 memcpy(&version, resp.d.asBytes, resp.arg[0]);
182 uint8_t len = resp.arg[0] & 0xff;
183 switch ( len ){
184 // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command.
185 // UL-EV1, size, check version[6] == 0x0b (smaller) 0x0b * 4 == 48
186 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);break;
187 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
188 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
189 }
190
191 break;
192 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
193 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
194 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
195 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
196 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
197 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
198 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
199 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
200 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
201 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
202 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
203 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
204 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
205 default: ;
206 }
207
208 // Double & triple sized UID, can be mapped to a manufacturer.
209 // HACK: does this apply for Ultralight cards?
210 if ( card.uidlen > 4 ) {
211 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
212 }
213
214 // try to request ATS even if tag claims not to support it
215 if (select_status == 2) {
216 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
217 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
218 c.arg[1] = 2;
219 c.arg[2] = 0;
220 memcpy(c.d.asBytes, rats, 2);
221 SendCommand(&c);
222 WaitForResponse(CMD_ACK,&resp);
223
224 memcpy(&card.ats, resp.d.asBytes, resp.arg[0]);
225 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
226 }
227
228 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
229 bool ta1 = 0, tb1 = 0, tc1 = 0;
230 int pos;
231
232 if (select_status == 2) {
233 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
234 }
235 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
236 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
237 if (card.ats[0] != card.ats_len - 2) {
238 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
239 }
240
241 if (card.ats[0] > 1) { // there is a format byte (T0)
242 ta1 = (card.ats[1] & 0x10) == 0x10;
243 tb1 = (card.ats[1] & 0x20) == 0x20;
244 tc1 = (card.ats[1] & 0x40) == 0x40;
245 int16_t fsci = card.ats[1] & 0x0f;
246 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
247 "TC1 is%s present, FSCI is %d (FSC = %ld)",
248 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
249 fsci,
250 fsci < 5 ? (fsci - 2) * 8 :
251 fsci < 8 ? (fsci - 3) * 32 :
252 fsci == 8 ? 256 :
253 -1
254 );
255 }
256 pos = 2;
257 if (ta1) {
258 char dr[16], ds[16];
259 dr[0] = ds[0] = '\0';
260 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
261 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
262 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
263 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
264 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
265 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
266 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
267 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
268 PrintAndLog(" - TA1 : different divisors are%s supported, "
269 "DR: [%s], DS: [%s]",
270 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
271 pos++;
272 }
273 if (tb1) {
274 uint32_t sfgi = card.ats[pos] & 0x0F;
275 uint32_t fwi = card.ats[pos] >> 4;
276 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
277 (sfgi),
278 sfgi ? "" : "(not needed) ",
279 sfgi ? (1 << 12) << sfgi : 0,
280 fwi,
281 (1 << 12) << fwi
282 );
283 pos++;
284 }
285 if (tc1) {
286 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
287 (card.ats[pos] & 0x01) ? "" : " NOT",
288 (card.ats[pos] & 0x02) ? "" : " NOT");
289 pos++;
290 }
291 if (card.ats[0] > pos) {
292 char *tip = "";
293 if (card.ats[0] - pos >= 7) {
294 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
295 tip = "-> MIFARE Plus X 2K or 4K";
296 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
297 tip = "-> MIFARE Plus S 2K or 4K";
298 }
299 }
300 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
301 if (card.ats[pos] == 0xC1) {
302 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
303 PrintAndLog(" %02x -> Length is %d bytes",
304 card.ats[pos + 1], card.ats[pos + 1]);
305 switch (card.ats[pos + 2] & 0xf0) {
306 case 0x10:
307 PrintAndLog(" 1x -> MIFARE DESFire");
308 break;
309 case 0x20:
310 PrintAndLog(" 2x -> MIFARE Plus");
311 break;
312 }
313 switch (card.ats[pos + 2] & 0x0f) {
314 case 0x00:
315 PrintAndLog(" x0 -> <1 kByte");
316 break;
317 case 0x01:
318 PrintAndLog(" x0 -> 1 kByte");
319 break;
320 case 0x02:
321 PrintAndLog(" x0 -> 2 kByte");
322 break;
323 case 0x03:
324 PrintAndLog(" x0 -> 4 kByte");
325 break;
326 case 0x04:
327 PrintAndLog(" x0 -> 8 kByte");
328 break;
329 }
330 switch (card.ats[pos + 3] & 0xf0) {
331 case 0x00:
332 PrintAndLog(" 0x -> Engineering sample");
333 break;
334 case 0x20:
335 PrintAndLog(" 2x -> Released");
336 break;
337 }
338 switch (card.ats[pos + 3] & 0x0f) {
339 case 0x00:
340 PrintAndLog(" x0 -> Generation 1");
341 break;
342 case 0x01:
343 PrintAndLog(" x1 -> Generation 2");
344 break;
345 case 0x02:
346 PrintAndLog(" x2 -> Generation 3");
347 break;
348 }
349 switch (card.ats[pos + 4] & 0x0f) {
350 case 0x00:
351 PrintAndLog(" x0 -> Only VCSL supported");
352 break;
353 case 0x01:
354 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
355 break;
356 case 0x0E:
357 PrintAndLog(" xE -> no VCS command supported");
358 break;
359 }
360 }
361 }
362 } else {
363 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
364 }
365
366
367 // try to see if card responses to "chinese magic backdoor" commands.
368 c.cmd = CMD_MIFARE_CIDENT;
369 c.arg[0] = 0;
370 c.arg[1] = 0;
371 c.arg[2] = 0;
372 SendCommand(&c);
373 WaitForResponse(CMD_ACK,&resp);
374 uint8_t isOK = resp.arg[0] & 0xff;
375 PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
376
377 // disconnect
378 c.cmd = CMD_READER_ISO_14443a;
379 c.arg[0] = 0;
380 c.arg[1] = 0;
381 c.arg[2] = 0;
382 SendCommand(&c);
383
384 return select_status;
385 }
386
387 // Collect ISO14443 Type A UIDs
388 int CmdHF14ACUIDs(const char *Cmd)
389 {
390 // requested number of UIDs
391 int n = atoi(Cmd);
392 // collect at least 1 (e.g. if no parameter was given)
393 n = n > 0 ? n : 1;
394
395 PrintAndLog("Collecting %d UIDs", n);
396 PrintAndLog("Start: %u", time(NULL));
397 // repeat n times
398 for (int i = 0; i < n; i++) {
399 // execute anticollision procedure
400 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
401 SendCommand(&c);
402
403 UsbCommand resp;
404 WaitForResponse(CMD_ACK,&resp);
405
406 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
407
408 // check if command failed
409 if (resp.arg[0] == 0) {
410 PrintAndLog("Card select failed.");
411 } else {
412 char uid_string[20];
413 for (uint16_t i = 0; i < card->uidlen; i++) {
414 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
415 }
416 PrintAndLog("%s", uid_string);
417 }
418 }
419 PrintAndLog("End: %u", time(NULL));
420
421 return 1;
422 }
423
424 // ## simulate iso14443a tag
425 // ## greg - added ability to specify tag UID
426 int CmdHF14ASim(const char *Cmd)
427 {
428 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
429
430 // Retrieve the tag type
431 uint8_t tagtype = param_get8ex(Cmd,0,0,10);
432
433 // When no argument was given, just print help message
434 if (tagtype == 0) {
435 PrintAndLog("");
436 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
437 PrintAndLog("");
438 PrintAndLog(" syntax: hf 14a sim <type> <uid>");
439 PrintAndLog(" types: 1 = MIFARE Classic");
440 PrintAndLog(" 2 = MIFARE Ultralight");
441 PrintAndLog(" 3 = MIFARE Desfire");
442 PrintAndLog(" 4 = ISO/IEC 14443-4");
443 PrintAndLog(" 5 = MIFARE Tnp3xxx");
444 PrintAndLog("");
445 return 1;
446 }
447
448 // Store the tag type
449 c.arg[0] = tagtype;
450
451 // Retrieve the full 4 or 7 byte long uid
452 uint64_t long_uid = param_get64ex(Cmd,1,0,16);
453
454 // Are we handling the (optional) second part uid?
455 if (long_uid > 0xffffffff) {
456 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
457 // Store the second part
458 c.arg[2] = (long_uid & 0xffffffff);
459 long_uid >>= 32;
460 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
461 c.arg[1] = (long_uid & 0xffffff);
462 } else {
463 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
464 // Only store the first part
465 c.arg[1] = long_uid & 0xffffffff;
466 }
467 /*
468 // At lease save the mandatory first part of the UID
469 c.arg[0] = long_uid & 0xffffffff;
470
471 if (c.arg[1] == 0) {
472 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
473 }
474
475 switch (c.arg[0]) {
476 case 1: {
477 PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
478 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)};
479 } break;
480 case 2: {
481 PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
482 } break;
483 default: {
484 PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
485 PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
486 PrintAndLog(" type1: 4 ",c.arg[0]);
487
488 return 1;
489 } break;
490 }
491 */
492 /*
493 unsigned int hi = 0, lo = 0;
494 int n = 0, i = 0;
495 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
496 hi= (hi << 4) | (lo >> 28);
497 lo= (lo << 4) | (n & 0xf);
498 }
499 */
500 // 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)};
501 // PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
502 SendCommand(&c);
503 return 0;
504 }
505
506 int CmdHF14ASnoop(const char *Cmd) {
507 int param = 0;
508
509 uint8_t ctmp = param_getchar(Cmd, 0) ;
510 if (ctmp == 'h' || ctmp == 'H') {
511 PrintAndLog("It get data from the field and saves it into command buffer.");
512 PrintAndLog("Buffer accessible from command hf list 14a.");
513 PrintAndLog("Usage: hf 14a snoop [c][r]");
514 PrintAndLog("c - triggered by first data from card");
515 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
516 PrintAndLog("sample: hf 14a snoop c r");
517 return 0;
518 }
519
520 for (int i = 0; i < 2; i++) {
521 ctmp = param_getchar(Cmd, i);
522 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
523 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
524 }
525
526 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
527 SendCommand(&c);
528 return 0;
529 }
530
531 int CmdHF14ACmdRaw(const char *cmd) {
532 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
533 uint8_t reply=1;
534 uint8_t crc=0;
535 uint8_t power=0;
536 uint8_t active=0;
537 uint8_t active_select=0;
538 uint16_t numbits=0;
539 uint32_t timeout=0;
540 uint8_t bTimeout=0;
541 char buf[5]="";
542 int i=0;
543 uint8_t data[USB_CMD_DATA_SIZE];
544 uint16_t datalen=0;
545 uint32_t temp;
546
547 if (strlen(cmd)<2) {
548 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
549 PrintAndLog(" -r do not read response");
550 PrintAndLog(" -c calculate and append CRC");
551 PrintAndLog(" -p leave the signal field ON after receive");
552 PrintAndLog(" -a active signal field ON without select");
553 PrintAndLog(" -s active signal field ON with select");
554 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
555 PrintAndLog(" -t timeout in ms");
556 return 0;
557 }
558
559 // strip
560 while (*cmd==' ' || *cmd=='\t') cmd++;
561
562 while (cmd[i]!='\0') {
563 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
564 if (cmd[i]=='-') {
565 switch (cmd[i+1]) {
566 case 'r':
567 reply=0;
568 break;
569 case 'c':
570 crc=1;
571 break;
572 case 'p':
573 power=1;
574 break;
575 case 'a':
576 active=1;
577 break;
578 case 's':
579 active_select=1;
580 break;
581 case 'b':
582 sscanf(cmd+i+2,"%d",&temp);
583 numbits = temp & 0xFFFF;
584 i+=3;
585 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
586 i-=2;
587 break;
588 case 't':
589 bTimeout=1;
590 sscanf(cmd+i+2,"%d",&temp);
591 timeout = temp;
592 i+=3;
593 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
594 i-=2;
595 break;
596 default:
597 PrintAndLog("Invalid option");
598 return 0;
599 }
600 i+=2;
601 continue;
602 }
603 if ((cmd[i]>='0' && cmd[i]<='9') ||
604 (cmd[i]>='a' && cmd[i]<='f') ||
605 (cmd[i]>='A' && cmd[i]<='F') ) {
606 buf[strlen(buf)+1]=0;
607 buf[strlen(buf)]=cmd[i];
608 i++;
609
610 if (strlen(buf)>=2) {
611 sscanf(buf,"%x",&temp);
612 data[datalen]=(uint8_t)(temp & 0xff);
613 *buf=0;
614 if (++datalen>sizeof(data)){
615 if (crc)
616 PrintAndLog("Buffer is full, we can't add CRC to your data");
617 break;
618 }
619 }
620 continue;
621 }
622 PrintAndLog("Invalid char on input");
623 return 0;
624 }
625 if(crc && datalen>0 && datalen<sizeof(data)-2)
626 {
627 uint8_t first, second;
628 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
629 data[datalen++] = first;
630 data[datalen++] = second;
631 }
632
633 if(active || active_select)
634 {
635 c.arg[0] |= ISO14A_CONNECT;
636 if(active)
637 c.arg[0] |= ISO14A_NO_SELECT;
638 }
639
640 if(bTimeout){
641 #define MAX_TIMEOUT 40542464 // (2^32-1) * (8*16) / 13560000Hz * 1000ms/s =
642 c.arg[0] |= ISO14A_SET_TIMEOUT;
643 if(timeout > MAX_TIMEOUT) {
644 timeout = MAX_TIMEOUT;
645 PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
646 }
647 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
648 }
649 if(power)
650 c.arg[0] |= ISO14A_NO_DISCONNECT;
651 if(datalen>0)
652 c.arg[0] |= ISO14A_RAW;
653
654 // Max buffer is USB_CMD_DATA_SIZE
655 c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
656 memcpy(c.d.asBytes,data,datalen);
657
658 SendCommand(&c);
659
660 if (reply) {
661 if(active_select)
662 waitCmd(1);
663 if(datalen>0)
664 waitCmd(0);
665 } // if reply
666 return 0;
667 }
668
669 static void waitCmd(uint8_t iSelect)
670 {
671 uint8_t *recv;
672 UsbCommand resp;
673 char *hexout;
674
675 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
676 recv = resp.d.asBytes;
677 uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
678 PrintAndLog("received %i octets",iLen);
679 if(!iLen)
680 return;
681 hexout = (char *)malloc(iLen * 3 + 1);
682 if (hexout != NULL) {
683 for (int i = 0; i < iLen; i++) { // data in hex
684 sprintf(&hexout[i * 3], "%02X ", recv[i]);
685 }
686 PrintAndLog("%s", hexout);
687 free(hexout);
688 } else {
689 PrintAndLog("malloc failed your client has low memory?");
690 }
691 } else {
692 PrintAndLog("timeout while waiting for reply.");
693 }
694 }
695
696 static command_t CommandTable[] =
697 {
698 {"help", CmdHelp, 1, "This help"},
699 {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
700 {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
701 {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
702 {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
703 {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
704 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
705 {NULL, NULL, 0, NULL}
706 };
707
708 int CmdHF14A(const char *Cmd) {
709 // flush
710 WaitForResponseTimeout(CMD_ACK,NULL,100);
711
712 // parse
713 CmdsParse(CommandTable, Cmd);
714 return 0;
715 }
716
717 int CmdHelp(const char *Cmd)
718 {
719 CmdsHelp(CommandTable);
720 return 0;
721 }
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