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CHG: some minor code cleanup.
[proxmark3-svn] / client / cmdhf14a.c
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, 3: proprietary Anticollision
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
167 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
168 PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
169 PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
170
171 // Double & triple sized UID, can be mapped to a manufacturer.
172 // HACK: does this apply for Ultralight cards?
173 if ( card.uidlen > 4 ) {
174 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
175 }
176
177 switch (card.sak) {
178 case 0x00:
179 // check if the tag answers to GETVERSION (0x60)
180 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
181 c.arg[1] = 1;
182 c.arg[2] = 0;
183 c.d.asBytes[0] = 0x60;
184 SendCommand(&c);
185 WaitForResponse(CMD_ACK,&resp);
186
187 uint8_t version[8] = {0x00};
188 memcpy(&version, resp.d.asBytes, resp.arg[0]);
189 uint8_t isOK = resp.arg[0] & 0xff;
190 if ( isOK ){
191 // size of tag, check version[4] == 0x0b == smaller.
192 PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);
193 }
194 else {
195 PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C");
196 }
197
198 break;
199 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
200 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
201 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
202 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
203 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
204 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
205 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
206 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
207 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
208 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
209 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
210 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
211 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
212 default: ;
213 }
214
215 // try to request ATS even if tag claims not to support it
216 if (select_status == 2) {
217 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
218 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
219 c.arg[1] = 2;
220 c.arg[2] = 0;
221 memcpy(c.d.asBytes, rats, 2);
222 SendCommand(&c);
223 WaitForResponse(CMD_ACK,&resp);
224
225 memcpy(&card.ats, resp.d.asBytes, resp.arg[0]);
226 card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
227 }
228
229 if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
230 bool ta1 = 0, tb1 = 0, tc1 = 0;
231 int pos;
232
233 if (select_status == 2) {
234 PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
235 }
236 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
237 PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
238 if (card.ats[0] != card.ats_len - 2) {
239 PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
240 }
241
242 if (card.ats[0] > 1) { // there is a format byte (T0)
243 ta1 = (card.ats[1] & 0x10) == 0x10;
244 tb1 = (card.ats[1] & 0x20) == 0x20;
245 tc1 = (card.ats[1] & 0x40) == 0x40;
246 int16_t fsci = card.ats[1] & 0x0f;
247 PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
248 "TC1 is%s present, FSCI is %d (FSC = %ld)",
249 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
250 fsci,
251 fsci < 5 ? (fsci - 2) * 8 :
252 fsci < 8 ? (fsci - 3) * 32 :
253 fsci == 8 ? 256 :
254 -1
255 );
256 }
257 pos = 2;
258 if (ta1) {
259 char dr[16], ds[16];
260 dr[0] = ds[0] = '\0';
261 if (card.ats[pos] & 0x10) strcat(ds, "2, ");
262 if (card.ats[pos] & 0x20) strcat(ds, "4, ");
263 if (card.ats[pos] & 0x40) strcat(ds, "8, ");
264 if (card.ats[pos] & 0x01) strcat(dr, "2, ");
265 if (card.ats[pos] & 0x02) strcat(dr, "4, ");
266 if (card.ats[pos] & 0x04) strcat(dr, "8, ");
267 if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
268 if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
269 PrintAndLog(" - TA1 : different divisors are%s supported, "
270 "DR: [%s], DS: [%s]",
271 (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
272 pos++;
273 }
274 if (tb1) {
275 uint32_t sfgi = card.ats[pos] & 0x0F;
276 uint32_t fwi = card.ats[pos] >> 4;
277 PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
278 (sfgi),
279 sfgi ? "" : "(not needed) ",
280 sfgi ? (1 << 12) << sfgi : 0,
281 fwi,
282 (1 << 12) << fwi
283 );
284 pos++;
285 }
286 if (tc1) {
287 PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
288 (card.ats[pos] & 0x01) ? "" : " NOT",
289 (card.ats[pos] & 0x02) ? "" : " NOT");
290 pos++;
291 }
292 if (card.ats[0] > pos) {
293 char *tip = "";
294 if (card.ats[0] - pos >= 7) {
295 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
296 tip = "-> MIFARE Plus X 2K or 4K";
297 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
298 tip = "-> MIFARE Plus S 2K or 4K";
299 }
300 }
301 PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
302 if (card.ats[pos] == 0xC1) {
303 PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
304 PrintAndLog(" %02x -> Length is %d bytes",
305 card.ats[pos + 1], card.ats[pos + 1]);
306 switch (card.ats[pos + 2] & 0xf0) {
307 case 0x10:
308 PrintAndLog(" 1x -> MIFARE DESFire");
309 break;
310 case 0x20:
311 PrintAndLog(" 2x -> MIFARE Plus");
312 break;
313 }
314 switch (card.ats[pos + 2] & 0x0f) {
315 case 0x00:
316 PrintAndLog(" x0 -> <1 kByte");
317 break;
318 case 0x01:
319 PrintAndLog(" x0 -> 1 kByte");
320 break;
321 case 0x02:
322 PrintAndLog(" x0 -> 2 kByte");
323 break;
324 case 0x03:
325 PrintAndLog(" x0 -> 4 kByte");
326 break;
327 case 0x04:
328 PrintAndLog(" x0 -> 8 kByte");
329 break;
330 }
331 switch (card.ats[pos + 3] & 0xf0) {
332 case 0x00:
333 PrintAndLog(" 0x -> Engineering sample");
334 break;
335 case 0x20:
336 PrintAndLog(" 2x -> Released");
337 break;
338 }
339 switch (card.ats[pos + 3] & 0x0f) {
340 case 0x00:
341 PrintAndLog(" x0 -> Generation 1");
342 break;
343 case 0x01:
344 PrintAndLog(" x1 -> Generation 2");
345 break;
346 case 0x02:
347 PrintAndLog(" x2 -> Generation 3");
348 break;
349 }
350 switch (card.ats[pos + 4] & 0x0f) {
351 case 0x00:
352 PrintAndLog(" x0 -> Only VCSL supported");
353 break;
354 case 0x01:
355 PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
356 break;
357 case 0x0E:
358 PrintAndLog(" xE -> no VCS command supported");
359 break;
360 }
361 }
362 }
363 } else {
364 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
365 }
366
367
368 // try to see if card responses to "chinese magic backdoor" commands.
369 c.cmd = CMD_MIFARE_CIDENT;
370 c.arg[0] = 0;
371 c.arg[1] = 0;
372 c.arg[2] = 0;
373 SendCommand(&c);
374 WaitForResponse(CMD_ACK,&resp);
375 uint8_t isOK = resp.arg[0] & 0xff;
376 PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
377
378 // disconnect
379 c.cmd = CMD_READER_ISO_14443a;
380 c.arg[0] = 0;
381 c.arg[1] = 0;
382 c.arg[2] = 0;
383 SendCommand(&c);
384
385 return select_status;
386 }
387
388 // Collect ISO14443 Type A UIDs
389 int CmdHF14ACUIDs(const char *Cmd)
390 {
391 // requested number of UIDs
392 int n = atoi(Cmd);
393 // collect at least 1 (e.g. if no parameter was given)
394 n = n > 0 ? n : 1;
395
396 PrintAndLog("Collecting %d UIDs", n);
397 PrintAndLog("Start: %u", time(NULL));
398 // repeat n times
399 for (int i = 0; i < n; i++) {
400 // execute anticollision procedure
401 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
402 SendCommand(&c);
403
404 UsbCommand resp;
405 WaitForResponse(CMD_ACK,&resp);
406
407 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
408
409 // check if command failed
410 if (resp.arg[0] == 0) {
411 PrintAndLog("Card select failed.");
412 } else {
413 char uid_string[20];
414 for (uint16_t i = 0; i < card->uidlen; i++) {
415 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
416 }
417 PrintAndLog("%s", uid_string);
418 }
419 }
420 PrintAndLog("End: %u", time(NULL));
421
422 return 1;
423 }
424
425 // ## simulate iso14443a tag
426 // ## greg - added ability to specify tag UID
427 int CmdHF14ASim(const char *Cmd)
428 {
429 UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
430
431 // Retrieve the tag type
432 uint8_t tagtype = param_get8ex(Cmd,0,0,10);
433
434 // When no argument was given, just print help message
435 if (tagtype == 0) {
436 PrintAndLog("");
437 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
438 PrintAndLog("");
439 PrintAndLog(" syntax: hf 14a sim <type> <uid>");
440 PrintAndLog(" types: 1 = MIFARE Classic");
441 PrintAndLog(" 2 = MIFARE Ultralight");
442 PrintAndLog(" 3 = MIFARE Desfire");
443 PrintAndLog(" 4 = ISO/IEC 14443-4");
444 PrintAndLog(" 5 = MIFARE Tnp3xxx");
445 PrintAndLog("");
446 return 1;
447 }
448
449 // Store the tag type
450 c.arg[0] = tagtype;
451
452 // Retrieve the full 4 or 7 byte long uid
453 uint64_t long_uid = param_get64ex(Cmd,1,0,16);
454
455 // Are we handling the (optional) second part uid?
456 if (long_uid > 0xffffffff) {
457 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
458 // Store the second part
459 c.arg[2] = (long_uid & 0xffffffff);
460 long_uid >>= 32;
461 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
462 c.arg[1] = (long_uid & 0xffffff);
463 } else {
464 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
465 // Only store the first part
466 c.arg[1] = long_uid & 0xffffffff;
467 }
468 /*
469 // At lease save the mandatory first part of the UID
470 c.arg[0] = long_uid & 0xffffffff;
471
472 if (c.arg[1] == 0) {
473 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
474 }
475
476 switch (c.arg[0]) {
477 case 1: {
478 PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
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 } break;
481 case 2: {
482 PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
483 } break;
484 default: {
485 PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
486 PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
487 PrintAndLog(" type1: 4 ",c.arg[0]);
488
489 return 1;
490 } break;
491 }
492 */
493 /*
494 unsigned int hi = 0, lo = 0;
495 int n = 0, i = 0;
496 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
497 hi= (hi << 4) | (lo >> 28);
498 lo= (lo << 4) | (n & 0xf);
499 }
500 */
501 // 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)};
502 // PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
503 SendCommand(&c);
504 return 0;
505 }
506
507 int CmdHF14ASnoop(const char *Cmd) {
508 int param = 0;
509
510 uint8_t ctmp = param_getchar(Cmd, 0) ;
511 if (ctmp == 'h' || ctmp == 'H') {
512 PrintAndLog("It get data from the field and saves it into command buffer.");
513 PrintAndLog("Buffer accessible from command hf list 14a.");
514 PrintAndLog("Usage: hf 14a snoop [c][r]");
515 PrintAndLog("c - triggered by first data from card");
516 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
517 PrintAndLog("sample: hf 14a snoop c r");
518 return 0;
519 }
520
521 for (int i = 0; i < 2; i++) {
522 ctmp = param_getchar(Cmd, i);
523 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
524 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
525 }
526
527 UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
528 SendCommand(&c);
529 return 0;
530 }
531
532
533 int CmdHF14ACmdRaw(const char *cmd) {
534 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
535 bool reply=1;
536 bool crc = FALSE;
537 bool power = FALSE;
538 bool active = FALSE;
539 bool active_select = FALSE;
540 uint16_t numbits=0;
541 bool bTimeout = FALSE;
542 uint32_t timeout=0;
543 bool topazmode = FALSE;
544 char buf[5]="";
545 int i=0;
546 uint8_t data[USB_CMD_DATA_SIZE];
547 uint16_t datalen=0;
548 uint32_t temp;
549
550 if (strlen(cmd)<2) {
551 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-a] [-t] <milliseconds> [-b] <number of bits> <0A 0B 0C ... hex>");
552 PrintAndLog(" -r do not read response");
553 PrintAndLog(" -c calculate and append CRC");
554 PrintAndLog(" -p leave the signal field ON after receive");
555 PrintAndLog(" -a active signal field ON without select");
556 PrintAndLog(" -s active signal field ON with select");
557 PrintAndLog(" -b number of bits to send. Useful for send partial byte");
558 PrintAndLog(" -t timeout in ms");
559 PrintAndLog(" -T use Topaz protocol to send command");
560 return 0;
561 }
562
563
564 // strip
565 while (*cmd==' ' || *cmd=='\t') cmd++;
566
567 while (cmd[i]!='\0') {
568 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
569 if (cmd[i]=='-') {
570 switch (cmd[i+1]) {
571 case 'r':
572 reply = FALSE;
573 break;
574 case 'c':
575 crc = TRUE;
576 break;
577 case 'p':
578 power = TRUE;
579 break;
580 case 'a':
581 active = TRUE;
582 break;
583 case 's':
584 active_select = TRUE;
585 break;
586 case 'b':
587 sscanf(cmd+i+2,"%d",&temp);
588 numbits = temp & 0xFFFF;
589 i+=3;
590 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
591 i-=2;
592 break;
593 case 't':
594 bTimeout = TRUE;
595 sscanf(cmd+i+2,"%d",&temp);
596 timeout = temp;
597 i+=3;
598 while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
599 i-=2;
600 break;
601 case 'T':
602 topazmode = TRUE;
603 break;
604 default:
605 PrintAndLog("Invalid option");
606 return 0;
607 }
608 i+=2;
609 continue;
610 }
611 if ((cmd[i]>='0' && cmd[i]<='9') ||
612 (cmd[i]>='a' && cmd[i]<='f') ||
613 (cmd[i]>='A' && cmd[i]<='F') ) {
614 buf[strlen(buf)+1]=0;
615 buf[strlen(buf)]=cmd[i];
616 i++;
617
618 if (strlen(buf)>=2) {
619 sscanf(buf,"%x",&temp);
620 data[datalen]=(uint8_t)(temp & 0xff);
621 *buf=0;
622 if (++datalen>sizeof(data)){
623 if (crc)
624 PrintAndLog("Buffer is full, we can't add CRC to your data");
625 break;
626 }
627 }
628 continue;
629 }
630 PrintAndLog("Invalid char on input");
631 return 0;
632 }
633
634 if(crc && datalen>0 && datalen<sizeof(data)-2)
635 {
636 uint8_t first, second;
637 if (topazmode) {
638 ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
639 } else {
640 ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
641 }
642 data[datalen++] = first;
643 data[datalen++] = second;
644 }
645
646 if(active || active_select)
647 {
648 c.arg[0] |= ISO14A_CONNECT;
649 if(active)
650 c.arg[0] |= ISO14A_NO_SELECT;
651 }
652
653 if(bTimeout){
654 #define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
655 c.arg[0] |= ISO14A_SET_TIMEOUT;
656 if(timeout > MAX_TIMEOUT) {
657 timeout = MAX_TIMEOUT;
658 PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
659 }
660 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
661 }
662
663 if(power)
664 c.arg[0] |= ISO14A_NO_DISCONNECT;
665
666 if(datalen>0)
667 c.arg[0] |= ISO14A_RAW;
668
669 if(topazmode)
670 c.arg[0] |= ISO14A_TOPAZMODE;
671
672 // Max buffer is USB_CMD_DATA_SIZE
673 c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
674 memcpy(c.d.asBytes,data,datalen);
675
676 SendCommand(&c);
677
678 if (reply) {
679 if(active_select)
680 waitCmd(1);
681 if(datalen>0)
682 waitCmd(0);
683 } // if reply
684 return 0;
685 }
686
687
688 static void waitCmd(uint8_t iSelect)
689 {
690 uint8_t *recv;
691 UsbCommand resp;
692 char *hexout;
693
694 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
695 recv = resp.d.asBytes;
696 uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
697 PrintAndLog("received %i octets",iLen);
698 if(!iLen)
699 return;
700 hexout = (char *)malloc(iLen * 3 + 1);
701 if (hexout != NULL) {
702 for (int i = 0; i < iLen; i++) { // data in hex
703 sprintf(&hexout[i * 3], "%02X ", recv[i]);
704 }
705 PrintAndLog("%s", hexout);
706 free(hexout);
707 } else {
708 PrintAndLog("malloc failed your client has low memory?");
709 }
710 } else {
711 PrintAndLog("timeout while waiting for reply.");
712 }
713 }
714
715 static command_t CommandTable[] =
716 {
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 {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
723 {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
724 {NULL, NULL, 0, NULL}
725 };
726
727 int CmdHF14A(const char *Cmd) {
728 // flush
729 WaitForResponseTimeout(CMD_ACK,NULL,100);
730
731 // parse
732 CmdsParse(CommandTable, Cmd);
733 return 0;
734 }
735
736 int CmdHelp(const char *Cmd)
737 {
738 CmdsHelp(CommandTable);
739 return 0;
740 }
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