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Merge pull request #910 from pwpiwi/small_USB_response
[proxmark3-svn] / client / cmdhfmfu.c
1 //-----------------------------------------------------------------------------
2 // Ultralight Code (c) 2013,2014 Midnitesnake & Andy Davies of Pentura
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency MIFARE ULTRALIGHT (C) commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmfu.h"
12
13 #include <stdint.h>
14 #include <stdio.h>
15 #include <string.h>
16 #include "comms.h"
17 #include "usb_cmd.h"
18 #include "cmdmain.h"
19 #include "ui.h"
20 #include "mbedtls/des.h"
21 #include "cmdhfmf.h"
22 #include "cmdhf14a.h" // DropField()
23 #include "mifare.h"
24 #include "util.h"
25 #include "util_posix.h"
26 #include "protocols.h"
27 #include "taginfo.h"
28 #include "crypto/libpcrypto.h"
29
30 typedef enum TAGTYPE_UL {
31 UNKNOWN = 0x000000,
32 UL = 0x000001,
33 UL_C = 0x000002,
34 UL_EV1_48 = 0x000004,
35 UL_EV1_128 = 0x000008,
36 NTAG = 0x000010,
37 NTAG_203 = 0x000020,
38 NTAG_210 = 0x000040,
39 NTAG_212 = 0x000080,
40 NTAG_213 = 0x000100,
41 NTAG_215 = 0x000200,
42 NTAG_216 = 0x000400,
43 MY_D = 0x000800,
44 MY_D_NFC = 0x001000,
45 MY_D_MOVE = 0x002000,
46 MY_D_MOVE_LEAN= 0x004000,
47 NTAG_I2C_1K = 0x008000,
48 NTAG_I2C_2K = 0x010000,
49 FUDAN_UL = 0x020000,
50 MAGIC = 0x040000,
51 UL_MAGIC = UL | MAGIC,
52 UL_C_MAGIC = UL_C | MAGIC,
53 UL_ERROR = 0xFFFFFF,
54 } TagTypeUL_t;
55
56 #define MAX_UL_BLOCKS 0x0f
57 #define MAX_ULC_BLOCKS 0x2b
58 #define MAX_ULEV1a_BLOCKS 0x13
59 #define MAX_ULEV1b_BLOCKS 0x28
60 #define MAX_NTAG_203 0x29
61 #define MAX_NTAG_210 0x13
62 #define MAX_NTAG_212 0x28
63 #define MAX_NTAG_213 0x2c
64 #define MAX_NTAG_215 0x86
65 #define MAX_NTAG_216 0xe6
66 #define MAX_MY_D_NFC 0xff
67 #define MAX_MY_D_MOVE 0x25
68 #define MAX_MY_D_MOVE_LEAN 0x0f
69
70 #define KEYS_3DES_COUNT 7
71 static uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
72 { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
73 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
74 { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
75 { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
76 { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
77 { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
78 { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF } // 11 22 33
79 };
80
81 #define KEYS_PWD_COUNT 6
82 static uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
83 {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
84 {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
85 {0x33,0x6B,0xA1,0x19}, // PACK 0x9c,0x2d -- italian bus (sniffed)
86 {0xFF,0x90,0x6C,0xB2}, // PACK 0x12,0x9e -- italian bus (sniffed)
87 {0x46,0x1c,0xA3,0x19}, // PACK 0xE9,0x5A -- italian bus (sniffed)
88 {0x35,0x1C,0xD0,0x19}, // PACK 0x9A,0x5a -- italian bus (sniffed)
89 };
90
91 // known public keys for the originality check (source: https://github.com/alexbatalov/node-nxp-originality-verifier)
92 uint8_t public_keys[2][33] = {{0x04,0x49,0x4e,0x1a,0x38,0x6d,0x3d,0x3c,0xfe,0x3d,0xc1,0x0e,0x5d,0xe6,0x8a,0x49,0x9b, // UL and NDEF
93 0x1c,0x20,0x2d,0xb5,0xb1,0x32,0x39,0x3e,0x89,0xed,0x19,0xfe,0x5b,0xe8,0xbc,0x61},
94 {0x04,0x90,0x93,0x3b,0xdc,0xd6,0xe9,0x9b,0x4e,0x25,0x5e,0x3d,0xa5,0x53,0x89,0xa8,0x27, // UL EV1
95 0x56,0x4e,0x11,0x71,0x8e,0x01,0x72,0x92,0xfa,0xf2,0x32,0x26,0xa9,0x66,0x14,0xb8}
96 };
97
98 #define MAX_UL_TYPES 17
99 static uint32_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, NTAG, NTAG_203,
100 NTAG_210, NTAG_212, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_LEAN, FUDAN_UL};
101
102 static uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, MAX_ULEV1a_BLOCKS,
103 MAX_ULEV1b_BLOCKS, MAX_NTAG_203, MAX_NTAG_203, MAX_NTAG_210, MAX_NTAG_212, MAX_NTAG_213,
104 MAX_NTAG_215, MAX_NTAG_216, MAX_UL_BLOCKS, MAX_MY_D_NFC, MAX_MY_D_MOVE, MAX_MY_D_MOVE_LEAN, MAX_UL_BLOCKS};
105
106 // get version nxp product type
107 static char *getProductTypeStr( uint8_t id){
108
109 static char buf[20];
110 char *retStr = buf;
111
112 switch(id) {
113 case 3: sprintf(retStr, "%02X, Ultralight", id); break;
114 case 4: sprintf(retStr, "%02X, NTAG", id); break;
115 default: sprintf(retStr, "%02X, unknown", id); break;
116 }
117 return buf;
118 }
119
120 /*
121 The 7 MSBits (=n) code the storage size itself based on 2^n,
122 the LSBit is set to '0' if the size is exactly 2^n
123 and set to '1' if the storage size is between 2^n and 2^(n+1).
124 */
125 static char *getUlev1CardSizeStr( uint8_t fsize ){
126
127 static char buf[40];
128 char *retStr = buf;
129 memset(buf, 0, sizeof(buf));
130
131 uint16_t usize = 1 << ((fsize >>1) + 1);
132 uint16_t lsize = 1 << (fsize >>1);
133
134 // is LSB set?
135 if ( fsize & 1 )
136 sprintf(retStr, "%02X, (%u <-> %u bytes)",fsize, usize, lsize);
137 else
138 sprintf(retStr, "%02X, (%u bytes)", fsize, lsize);
139 return buf;
140 }
141
142
143 static int ul_send_cmd_raw(uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength) {
144 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
145 memcpy(c.d.asBytes, cmd, cmdlen);
146 clearCommandBuffer();
147 SendCommand(&c);
148 UsbCommand resp;
149 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
150 if (!resp.arg[0] && responseLength) return -1;
151
152 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
153 memcpy(response, resp.d.asBytes, resplen);
154 return resplen;
155 }
156
157
158 static int ul_select(iso14a_card_select_t *card, bool clear_trace) {
159
160 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT | ISO14A_NO_RATS | (clear_trace?ISO14A_CLEAR_TRACE:0), 0, 0}};
161 clearCommandBuffer();
162 SendCommand(&c);
163
164 UsbCommand resp;
165 bool ans = false;
166 ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
167 if (ans == 0 || resp.arg[0] == 0) {
168 PrintAndLogEx(WARNING, "iso14443a card select failed");
169 return 0;
170 }
171
172 memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
173 return 1;
174 }
175
176
177 // This read command will return 16 bytes.
178 static int ul_read(uint8_t page, uint8_t *response, uint16_t responseLength) {
179 uint8_t cmd[] = {MIFARE_CMD_READBLOCK, page};
180 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
181 return len;
182 }
183
184
185 static int ul_halt(void) {
186 uint8_t cmd[] = {ISO14443A_CMD_HALT, 0x00};
187 uint8_t response;
188 int len = ul_send_cmd_raw(cmd, sizeof(cmd), &response, sizeof(response));
189 return len;
190 }
191
192
193 static int ul_comp_write_ex(uint8_t page, uint8_t *data, uint8_t datalen, bool first_part_only) {
194
195 uint8_t cmd[18] = {0x00};
196 datalen = ( datalen > 16) ? 16 : datalen;
197
198 cmd[0] = MIFARE_CMD_WRITEBLOCK;
199 cmd[1] = page;
200
201 uint8_t response = {0xff};
202 ul_send_cmd_raw(cmd, 2, &response, sizeof(response));
203 if (response != CARD_ACK)
204 return -1;
205 if (first_part_only)
206 return 0;
207
208 memcpy(cmd, data, datalen);
209 ul_send_cmd_raw(cmd, 16, &response, sizeof(response));
210 if (response != CARD_ACK)
211 return -1;
212
213 return 0;
214 }
215
216
217 // not used yet
218 // static int ul_comp_write(uint8_t page, uint8_t *data, uint8_t datalen) {
219 // return ul_comp_write_ex(page, data, datalen, false);
220 // }
221
222
223 static int ulc_requestAuthentication(uint8_t *nonce, uint16_t nonceLength) {
224
225 uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
226 int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
227 return len;
228 }
229
230
231 static int ulc_authentication(uint8_t *key, bool switch_off_field) {
232
233 UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
234 memcpy(c.d.asBytes, key, 16);
235 clearCommandBuffer();
236 SendCommand(&c);
237 UsbCommand resp;
238 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
239 if ( resp.arg[0] == 1 ) return 1;
240
241 return 0;
242 }
243
244
245 static int ulev1_requestAuthentication(uint8_t *pwd, uint8_t *pack, uint16_t packLength) {
246
247 uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
248 int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
249 return len;
250 }
251
252
253 static int ul_auth_select(iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize) {
254
255 if (hasAuthKey && (tagtype & UL_C)) {
256 //will select card automatically and close connection on error
257 if (!ulc_authentication(authenticationkey, false)) {
258 PrintAndLogEx(ERR, "Authentication Failed UL-C");
259 return 0;
260 }
261 } else {
262 if (!ul_select(card, false)) return 0;
263
264 if (hasAuthKey) {
265 if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
266 PrintAndLogEx(ERR, "Authentication Failed UL-EV1/NTAG");
267 return 0;
268 }
269 }
270 }
271 return 1;
272 }
273
274 static int ulev1_getVersion(uint8_t *response, uint16_t responseLength) {
275
276 uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
277 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
278 return len;
279 }
280
281 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
282
283 // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
284
285 // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
286 // return -1;
287 // }
288 // return 0;
289 // }
290
291
292 static int ulev1_readCounter(uint8_t counter, uint8_t *response, uint16_t responseLength) {
293
294 uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
295 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
296 return len;
297 }
298
299
300 static int ulev1_readTearing(uint8_t counter, uint8_t *response, uint16_t responseLength) {
301
302 uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
303 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
304 return len;
305 }
306
307
308 static int ulev1_readSignature(uint8_t *response, uint16_t responseLength) {
309
310 uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
311 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
312 return len;
313 }
314
315
316 // Fudan check checks for which error is given for a command with incorrect crc
317 // NXP UL chip responds with 01, fudan 00.
318 // other possible checks:
319 // send a0 + crc
320 // UL responds with 00, fudan doesn't respond
321 // or
322 // send a200 + crc
323 // UL doesn't respond, fudan responds with 00
324 // or
325 // send 300000 + crc (read with extra byte(s))
326 // UL responds with read of page 0, fudan doesn't respond.
327 //
328 // make sure field is off before calling this function
329 static int ul_fudan_check(void) {
330 iso14a_card_select_t card;
331 if (!ul_select(&card, false))
332 return UL_ERROR;
333
334 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT, 4, 0}};
335
336 uint8_t cmd[4] = {0x30,0x00,0x02,0xa7}; //wrong crc on purpose should be 0xa8
337 memcpy(c.d.asBytes, cmd, 4);
338 clearCommandBuffer();
339 SendCommand(&c);
340 UsbCommand resp;
341 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return UL_ERROR;
342 if (resp.arg[0] != 1) return UL_ERROR;
343
344 return (!resp.d.asBytes[0]) ? FUDAN_UL : UL; //if response == 0x00 then Fudan, else Genuine NXP
345 }
346
347
348 static int ul_print_default(uint8_t *data) {
349
350 uint8_t uid[7];
351 memcpy(uid, data, 3);
352 memcpy(uid+3, data+4, 4);
353
354 PrintAndLogEx(NORMAL," UID : %s", sprint_hex(uid, 7));
355 PrintAndLogEx(NORMAL," UID[0] : %02X, %s", uid[0], getManufacturerName(uid[0]));
356
357 if (uid[0] == 0x05 && ((uid[1] & 0xf0) >> 4) == 2 ) { // is infineon and 66RxxP
358 uint8_t chip = (data[8] & 0xC7); // 11000111 mask, bit 3,4,5 RFU
359 switch (chip){
360 case 0xc2: PrintAndLogEx(NORMAL, " IC type : SLE 66R04P 770 Bytes"); break; //77 pages
361 case 0xc4: PrintAndLogEx(NORMAL, " IC type : SLE 66R16P 2560 Bytes"); break; //256 pages
362 case 0xc6: PrintAndLogEx(NORMAL, " IC type : SLE 66R32P 5120 Bytes"); break; //512 pages /2 sectors
363 }
364 }
365 // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
366 int crc0 = 0x88 ^ uid[0] ^ uid[1] ^ uid[2];
367 if ( data[3] == crc0 )
368 PrintAndLogEx(NORMAL, " BCC0 : %02X, Ok", data[3]);
369 else
370 PrintAndLogEx(NORMAL, " BCC0 : %02X, crc should be %02X", data[3], crc0);
371
372 int crc1 = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
373 if ( data[8] == crc1 )
374 PrintAndLogEx(NORMAL, " BCC1 : %02X, Ok", data[8]);
375 else
376 PrintAndLogEx(NORMAL, " BCC1 : %02X, crc should be %02X", data[8], crc1 );
377
378 PrintAndLogEx(NORMAL, " Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
379
380 PrintAndLogEx(NORMAL, " Lock : %s (binary %s %s)",
381 sprint_hex(data+10, 2),
382 printBits(1, data+10),
383 printBits(1, data+11)
384 );
385
386 PrintAndLogEx(NORMAL, "OneTimePad : %s (binary %s %s %s %s)\n",
387 sprint_hex(data+12, 4),
388 printBits(1, data+12),
389 printBits(1, data+13),
390 printBits(1, data+14),
391 printBits(1, data+15)
392 );
393
394 return 0;
395 }
396
397
398 static int ndef_print_CC(uint8_t *data) {
399 // no NDEF message
400 if(data[0] != 0xe1)
401 return -1;
402
403 PrintAndLogEx(NORMAL, "--- NDEF Message");
404 PrintAndLogEx(NORMAL, "Capability Container: %s", sprint_hex(data,4) );
405 PrintAndLogEx(NORMAL, " %02X : NDEF Magic Number", data[0]);
406 PrintAndLogEx(NORMAL, " %02X : version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
407 PrintAndLogEx(NORMAL, " %02X : Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
408 if ( data[2] == 0x12 )
409 PrintAndLogEx(NORMAL, " %02X : NDEF Memory Size: %d bytes", data[2], 144);
410 else if ( data[2] == 0x3e )
411 PrintAndLogEx(NORMAL, " %02X : NDEF Memory Size: %d bytes", data[2], 496);
412 else if ( data[2] == 0x6d )
413 PrintAndLogEx(NORMAL, " %02X : NDEF Memory Size: %d bytes", data[2], 872);
414
415 PrintAndLogEx(NORMAL, " %02X : %s / %s", data[3],
416 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
417 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
418 return 0;
419 }
420
421
422 int ul_print_type(uint32_t tagtype, uint8_t spaces){
423 char spc[11] = " ";
424 spc[10]=0x00;
425 char *spacer = spc + (10-spaces);
426
427 if (tagtype & UL )
428 PrintAndLogEx(NORMAL, "%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
429 else if (tagtype & UL_C)
430 PrintAndLogEx(NORMAL, "%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
431 else if (tagtype & UL_EV1_48)
432 PrintAndLogEx(NORMAL, "%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer);
433 else if (tagtype & UL_EV1_128)
434 PrintAndLogEx(NORMAL, "%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
435 else if (tagtype & NTAG)
436 PrintAndLogEx(NORMAL, "%sTYPE : NTAG UNKNOWN", spacer);
437 else if (tagtype & NTAG_203)
438 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
439 else if (tagtype & NTAG_210)
440 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
441 else if (tagtype & NTAG_212)
442 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
443 else if (tagtype & NTAG_213)
444 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
445 else if (tagtype & NTAG_215)
446 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
447 else if (tagtype & NTAG_216)
448 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
449 else if (tagtype & NTAG_I2C_1K)
450 PrintAndLogEx(NORMAL, "%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
451 else if (tagtype & NTAG_I2C_2K)
452 PrintAndLogEx(NORMAL, "%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
453 else if (tagtype & MY_D)
454 PrintAndLogEx(NORMAL, "%sTYPE : INFINEON my-d\x99 (SLE 66RxxS)", spacer);
455 else if (tagtype & MY_D_NFC)
456 PrintAndLogEx(NORMAL, "%sTYPE : INFINEON my-d\x99 NFC (SLE 66RxxP)", spacer);
457 else if (tagtype & MY_D_MOVE)
458 PrintAndLogEx(NORMAL, "%sTYPE : INFINEON my-d\x99 move | my-d\x99move NFC (SLE 66R01P)", spacer);
459 else if (tagtype & MY_D_MOVE_LEAN)
460 PrintAndLogEx(NORMAL, "%sTYPE : INFINEON my-d\x99 move lean (SLE 66R01L)", spacer);
461 else if (tagtype & FUDAN_UL)
462 PrintAndLogEx(NORMAL, "%sTYPE : FUDAN Ultralight Compatible (or other compatible) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
463 else
464 PrintAndLogEx(NORMAL, "%sTYPE : Unknown %06x", spacer, tagtype);
465 return 0;
466 }
467
468
469 static int ulc_print_3deskey(uint8_t *data) {
470 PrintAndLogEx(NORMAL, " deskey1 [44/0x2C] : %s [%.4s]", sprint_hex(data ,4),data);
471 PrintAndLogEx(NORMAL, " deskey1 [45/0x2D] : %s [%.4s]", sprint_hex(data+4 ,4),data+4);
472 PrintAndLogEx(NORMAL, " deskey2 [46/0x2E] : %s [%.4s]", sprint_hex(data+8 ,4),data+8);
473 PrintAndLogEx(NORMAL, " deskey2 [47/0x2F] : %s [%.4s]", sprint_hex(data+12,4),data+12);
474 PrintAndLogEx(NORMAL, "\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
475 return 0;
476 }
477
478
479 static int ulc_print_configuration(uint8_t *data) {
480
481 PrintAndLogEx(NORMAL, "--- UL-C Configuration");
482 PrintAndLogEx(NORMAL, " Higher Lockbits [40/0x28] : %s (binary %s %s)",
483 sprint_hex(data, 2),
484 printBits(1, data),
485 printBits(1, data+1)
486 );
487 PrintAndLogEx(NORMAL, " Counter [41/0x29] : %s", sprint_hex(data+4, 2));
488
489 bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
490 if (validAuth)
491 PrintAndLogEx(NORMAL, " Auth0 [42/0x2A] : %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8], data[8] );
492 else{
493 if (data[8] == 0) {
494 PrintAndLogEx(NORMAL, " Auth0 [42/0x2A] : %s default", sprint_hex(data+8, 4) );
495 } else {
496 PrintAndLogEx(NORMAL, " Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
497 }
498 }
499 PrintAndLogEx(NORMAL, " Auth1 [43/0x2B] : %s %s",
500 sprint_hex(data+12, 4),
501 (data[12] & 1) ? "write access restricted": "read and write access restricted"
502 );
503 return 0;
504 }
505
506
507 static int ulev1_print_configuration(uint8_t *data, uint8_t startPage) {
508
509 PrintAndLogEx(NORMAL, "\n--- Tag Configuration");
510
511 bool strg_mod_en = (data[0] & 2);
512 uint8_t authlim = (data[4] & 0x07);
513 bool cfglck = (data[4] & 0x40);
514 bool prot = (data[4] & 0x80);
515 uint8_t vctid = data[5];
516
517 PrintAndLogEx(NORMAL, " cfg0 [%u/0x%02X] : %s", startPage, startPage, sprint_hex(data, 4));
518 if (data[3] < 0xff)
519 PrintAndLogEx(NORMAL, " - page %d and above need authentication", data[3]);
520 else
521 PrintAndLogEx(NORMAL, " - pages don't need authentication");
522 PrintAndLogEx(NORMAL, " - strong modulation mode %s", (strg_mod_en) ? "enabled" : "disabled");
523 PrintAndLogEx(NORMAL, " cfg1 [%u/0x%02X] : %s", startPage + 1, startPage + 1, sprint_hex(data+4, 4) );
524 if (authlim == 0)
525 PrintAndLogEx(NORMAL, " - Unlimited password attempts");
526 else
527 PrintAndLogEx(NORMAL, " - Max number of password attempts is %d", authlim);
528 PrintAndLogEx(NORMAL, " - user configuration %s", cfglck ? "permanently locked":"writeable");
529 PrintAndLogEx(NORMAL, " - %s access is protected with password", prot ? "read and write":"write");
530 PrintAndLogEx(NORMAL, " - %02X, Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
531 PrintAndLogEx(NORMAL, " PWD [%u/0x%02X] : %s- (cannot be read)", startPage + 2, startPage + 2, sprint_hex(data+8, 4));
532 PrintAndLogEx(NORMAL, " PACK [%u/0x%02X] : %s - (cannot be read)", startPage + 3, startPage + 3, sprint_hex(data+12, 2));
533 PrintAndLogEx(NORMAL, " RFU [%u/0x%02X] : %s- (cannot be read)", startPage + 3, startPage + 3, sprint_hex(data+14, 2));
534 return 0;
535 }
536
537
538 static int ulev1_print_counters(void) {
539 PrintAndLogEx(NORMAL, "--- Tag Counters");
540 uint8_t tear[1] = {0};
541 uint8_t counter[3] = {0,0,0};
542 uint16_t len = 0;
543 for ( uint8_t i = 0; i<3; ++i) {
544 ulev1_readTearing(i, tear, sizeof(tear));
545 len = ulev1_readCounter(i, counter, sizeof(counter) );
546 if (len == 3) {
547 PrintAndLogEx(NORMAL, " [%0d] : %s", i, sprint_hex(counter,3));
548 PrintAndLogEx(NORMAL, " - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
549 }
550 }
551 return len;
552 }
553
554
555 static int ulev1_print_signature(TagTypeUL_t tagtype, uint8_t *uid, uint8_t *signature, size_t signature_len){
556 uint8_t public_key = 0;
557 if (tagtype == UL_EV1_48 || tagtype == UL_EV1_128) {
558 public_key = 1;
559 }
560 int res = ecdsa_signature_r_s_verify(MBEDTLS_ECP_DP_SECP128R1, public_keys[public_key], uid, 7, signature, signature_len, false);
561 bool signature_valid = (res == 0);
562
563 PrintAndLogEx(NORMAL, "\n--- Tag Originality Signature");
564 //PrintAndLogEx(NORMAL, "IC signature public key name : NXP NTAG21x 2013"); // don't know if there is other NXP public keys.. :(
565 PrintAndLogEx(NORMAL, " Signature public key : %s", sprint_hex(public_keys[public_key]+1, sizeof(public_keys[public_key])-1));
566 PrintAndLogEx(NORMAL, " Elliptic curve parameters : secp128r1");
567 PrintAndLogEx(NORMAL, " Tag ECC Signature : %s", sprint_hex(signature, signature_len));
568 PrintAndLogEx(NORMAL, " Originality signature check : signature is %svalid", signature_valid?"":"NOT ");
569 return 0;
570 }
571
572
573 static int ulev1_print_version(uint8_t *data){
574 PrintAndLogEx(NORMAL, "\n--- Tag Version");
575 PrintAndLogEx(NORMAL, " Raw bytes : %s", sprint_hex(data, 8) );
576 PrintAndLogEx(NORMAL, " Vendor ID : %02X, %s", data[1], getManufacturerName(data[1]));
577 PrintAndLogEx(NORMAL, " Product type : %s", getProductTypeStr(data[2]));
578 PrintAndLogEx(NORMAL, " Product subtype : %02X, %s", data[3], (data[3]==1) ?"17 pF":"50pF");
579 PrintAndLogEx(NORMAL, " Major version : %02X", data[4]);
580 PrintAndLogEx(NORMAL, " Minor version : %02X", data[5]);
581 PrintAndLogEx(NORMAL, " Size : %s", getUlev1CardSizeStr(data[6]));
582 PrintAndLogEx(NORMAL, " Protocol type : %02X", data[7]);
583 return 0;
584 }
585
586
587 static int ul_magic_test(void) {
588 // try a compatibility write to page0, and see if tag answers with ACK/NACK to the first part of the command
589 iso14a_card_select_t card;
590 if (!ul_select(&card, false))
591 return UL_ERROR;
592 int status = ul_comp_write_ex(0, NULL, 0, true);
593 if (status == 0) {
594 return MAGIC;
595 }
596 return 0;
597 }
598
599
600 uint32_t GetHF14AMfU_Type(void){
601
602 TagTypeUL_t tagtype = UNKNOWN;
603 iso14a_card_select_t card;
604 uint8_t version[10] = {0x00};
605 int len;
606
607 if (!ul_select(&card, true)) {
608 DropField();
609 msleep(200);
610 return UL_ERROR;
611 }
612
613 // Check for Ultralight Family
614 if (card.uidlen != 7 || (card.sak & 0x38) != 0x00) {
615 DropField();
616 PrintAndLogEx(NORMAL, "Tag is not Ultralight | NTAG | MY-D [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
617 return UL_ERROR;
618 }
619
620 if (card.uid[0] != 0x05) {
621 len = ulev1_getVersion(version, sizeof(version));
622 if (len == 10) {
623 if (version[2] == 0x03 && version[6] == 0x0B)
624 tagtype = UL_EV1_48;
625 else if (version[2] == 0x03 && version[6] != 0x0B)
626 tagtype = UL_EV1_128;
627 else if (version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B)
628 tagtype = NTAG_210;
629 else if (version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E)
630 tagtype = NTAG_212;
631 else if (version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F)
632 tagtype = NTAG_213;
633 else if (version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11)
634 tagtype = NTAG_215;
635 else if (version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13)
636 tagtype = NTAG_216;
637 else if (version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13)
638 tagtype = NTAG_I2C_1K;
639 else if (version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15)
640 tagtype = NTAG_I2C_2K;
641 else if (version[2] == 0x04)
642 tagtype = NTAG;
643 }
644
645 // UL vs UL-C vs ntag203 test
646 if (tagtype == UNKNOWN) {
647 ul_halt();
648 if (!ul_select(&card, false)) {
649 DropField();
650 msleep(200);
651 return UL_ERROR;
652 }
653
654 // do UL_C check first...
655 uint8_t nonce[11] = {0x00};
656 len = ulc_requestAuthentication(nonce, sizeof(nonce));
657 ul_halt();
658 if (len == 11) {
659 tagtype = UL_C;
660 } else {
661 // need to re-select after authentication error
662 if (!ul_select(&card, false)) {
663 DropField();
664 msleep(200);
665 return UL_ERROR;
666 }
667
668 uint8_t data[16] = {0x00};
669 // read page 0x29 (last valid ntag203 page)
670 len = ul_read(0x29, data, sizeof(data));
671 if (len <= 1) {
672 tagtype = UL;
673 } else {
674 // read page 0x30 (should error if it is a ntag203)
675 len = ul_read(0x30, data, sizeof(data));
676 if (len <= 1) {
677 ul_halt();
678 tagtype = NTAG_203;
679 }
680 }
681 }
682 }
683 if (tagtype & UL) {
684 tagtype = ul_fudan_check();
685 ul_halt();
686 }
687
688 } else { // manufacturer Infineon. Check for my-d variants
689
690 uint8_t nib = (card.uid[1] & 0xf0) >> 4;
691 switch (nib) {
692 case 1: tagtype = MY_D; break; //or SLE 66RxxS ... up to 512 pages of 8 user bytes...
693 case 2: tagtype = MY_D_NFC; break; //or SLE 66RxxP ... up to 512 pages of 8 user bytes... (or in nfc mode FF pages of 4 bytes)
694 case 3: tagtype = MY_D_MOVE; break; //or SLE 66R01P // 38 pages of 4 bytes
695 case 7: tagtype = MY_D_MOVE_LEAN; break; //or SLE 66R01L // 16 pages of 4 bytes
696 }
697 }
698
699 tagtype |= ul_magic_test();
700
701 if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
702
703 DropField();
704 msleep(200);
705
706 printf("Tagtype: %08x\n", tagtype);
707 return tagtype;
708 }
709
710
711 static int usage_hf_mfu_info(void) {
712 PrintAndLogEx(NORMAL, "It gathers information about the tag and tries to detect what kind it is.");
713 PrintAndLogEx(NORMAL, "Sometimes the tags are locked down, and you may need a key to be able to read the information");
714 PrintAndLogEx(NORMAL, "The following tags can be identified:\n");
715 PrintAndLogEx(NORMAL, "Ultralight, Ultralight-C, Ultralight EV1, NTAG 203, NTAG 210,");
716 PrintAndLogEx(NORMAL, "NTAG 212, NTAG 213, NTAG 215, NTAG 216, NTAG I2C 1K & 2K");
717 PrintAndLogEx(NORMAL, "my-d, my-d NFC, my-d move, my-d move NFC\n");
718 PrintAndLogEx(NORMAL, "Usage: hf mfu info k <key> l");
719 PrintAndLogEx(NORMAL, " Options : ");
720 PrintAndLogEx(NORMAL, " k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
721 PrintAndLogEx(NORMAL, " l : (optional) swap entered key's endianness");
722 PrintAndLogEx(NORMAL, "");
723 PrintAndLogEx(NORMAL, " sample : hf mfu info");
724 PrintAndLogEx(NORMAL, " : hf mfu info k 00112233445566778899AABBCCDDEEFF");
725 PrintAndLogEx(NORMAL, " : hf mfu info k AABBCCDDD");
726 return 0;
727 }
728
729
730 static int CmdHF14AMfUInfo(const char *Cmd) {
731
732 uint8_t authlim = 0xff;
733 iso14a_card_select_t card;
734 uint8_t uid[7];
735 bool errors = false;
736 uint8_t keybytes[16] = {0x00};
737 uint8_t *authenticationkey = keybytes;
738 int keyLen = 0;
739 bool hasAuthKey = false;
740 bool locked = false;
741 bool swapEndian = false;
742 uint8_t cmdp = 0;
743 uint8_t pack[4] = {0,0,0,0};
744 int len = 0;
745
746 while(param_getchar(Cmd, cmdp) != 0x00)
747 {
748 switch(param_getchar(Cmd, cmdp))
749 {
750 case 'h':
751 case 'H':
752 return usage_hf_mfu_info();
753 case 'k':
754 case 'K':
755 keyLen = 32;
756 errors = param_gethex_ex(Cmd, cmdp+1, authenticationkey, &keyLen);
757 if (errors || (keyLen != 32 && keyLen != 8)) { //ul-c or ev1/ntag key length
758 PrintAndLogEx(ERR, "Key has incorrect length.\n");
759 errors = true;
760 }
761 cmdp += 2;
762 keyLen /= 2;
763 hasAuthKey = true;
764 break;
765 case 'l':
766 case 'L':
767 swapEndian = true;
768 cmdp++;
769 break;
770 default:
771 PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
772 errors = true;
773 break;
774 }
775 if(errors) break;
776 }
777
778 //Validations
779 if (errors)
780 return usage_hf_mfu_info();
781
782 TagTypeUL_t tagtype = GetHF14AMfU_Type();
783 if (tagtype == UL_ERROR) {
784 return -1;
785 }
786
787 PrintAndLogEx(NORMAL, "\n--- Tag Information ---------");
788 PrintAndLogEx(NORMAL, "-------------------------------------------------------------");
789 ul_print_type(tagtype, 6);
790
791 // Swap endianness
792 if (swapEndian && hasAuthKey)
793 authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4 );
794
795 if (!ul_auth_select(&card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
796 DropField();
797 return -1;
798 }
799
800 // read pages 0,1,2,3 (should read 4pages)
801 uint8_t data[16];
802 len = ul_read(0, data, sizeof(data));
803 if (len == -1) {
804 DropField();
805 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ");
806 return -1;
807 } else if (len == 16) {
808 memcpy(uid, data, 3);
809 memcpy(uid+3, data+4, 4);
810 ul_print_default(data);
811 ndef_print_CC(data+12);
812 } else {
813 locked = true;
814 }
815
816 // UL_C Specific
817 if ((tagtype & UL_C)) {
818
819 // read pages 0x28, 0x29, 0x2A, 0x2B
820 uint8_t ulc_conf[16] = {0x00};
821 len = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
822 if (len == -1) {
823 DropField();
824 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ UL-C");
825 return -1;
826 }
827 if (len == 16) {
828 ulc_print_configuration(ulc_conf);
829 } else {
830 locked = true;
831 }
832
833 if ((tagtype & MAGIC)) {
834 //just read key
835 uint8_t ulc_deskey[16] = {0x00};
836 len = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
837 if (len == -1) {
838 DropField();
839 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ magic");
840 return -1;
841 }
842 if (len == 16) ulc_print_3deskey(ulc_deskey);
843 } else {
844 // if we called info with key, just return
845 if (hasAuthKey) {
846 DropField();
847 return 1;
848 }
849
850 // also try to diversify default keys.. look into CmdHF14AMfuGenDiverseKeys
851 PrintAndLogEx(INFO, "Trying some default 3des keys");
852 for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ) {
853 uint8_t *key = default_3des_keys[i];
854 if (ulc_authentication(key, true)) {
855 DropField();
856 PrintAndLogEx(SUCCESS, "Found default 3des key: ");
857 uint8_t keySwap[16];
858 memcpy(keySwap, SwapEndian64(key,16,8), 16);
859 ulc_print_3deskey(keySwap);
860 return 1;
861 }
862 }
863 DropField();
864 return 1;
865 }
866 }
867
868 // do counters and signature first (don't neet auth)
869
870 // ul counters are different than ntag counters
871 if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
872 if (ulev1_print_counters() != 3) {
873 // failed - re-select
874 if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
875 DropField();
876 return -1;
877 }
878 }
879 }
880
881 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K ))) {
882 uint8_t ulev1_signature[32] = {0x00};
883 len = ulev1_readSignature(ulev1_signature, sizeof(ulev1_signature));
884 if (len == -1) {
885 DropField();
886 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ SIGNATURE");
887 return -1;
888 }
889 if (len == 32) {
890 ulev1_print_signature(tagtype, uid, ulev1_signature, sizeof(ulev1_signature));
891 } else {
892 // re-select
893 if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
894 DropField();
895 return -1;
896 }
897 }
898 }
899
900 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
901 uint8_t version[10] = {0x00};
902 len = ulev1_getVersion(version, sizeof(version));
903 if (len == -1) {
904 DropField();
905 PrintAndLogEx(WARNING, "Error: tag didn't answer to GETVERSION");
906 return -1;
907 } else if (len == 10) {
908 ulev1_print_version(version);
909 } else {
910 locked = true;
911 if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
912 DropField();
913 return -1;
914 }
915 }
916
917 uint8_t startconfigblock = 0;
918 uint8_t ulev1_conf[16] = {0x00};
919 // config blocks always are last 4 pages
920 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++) {
921 if (tagtype & UL_TYPES_ARRAY[idx]) {
922 startconfigblock = UL_MEMORY_ARRAY[idx]-3;
923 break;
924 }
925 }
926
927 if (startconfigblock) { // if we know where the config block is...
928 len = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
929 if (len == -1) {
930 DropField();
931 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ EV1");
932 return -1;
933 } else if (len == 16) {
934 // save AUTHENTICATION LIMITS for later:
935 authlim = (ulev1_conf[4] & 0x07);
936 ulev1_print_configuration(ulev1_conf, startconfigblock);
937 }
938 }
939
940 // AUTHLIMIT, (number of failed authentications)
941 // 0 = limitless.
942 // 1-7 = limit. No automatic tries then.
943 // hasAuthKey, if we was called with key, skip test.
944 if (!authlim && !hasAuthKey) {
945 PrintAndLogEx(NORMAL, "\n--- Known EV1/NTAG passwords.");
946 len = 0;
947 for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ) {
948 uint8_t *key = default_pwd_pack[i];
949 len = ulev1_requestAuthentication(key, pack, sizeof(pack));
950 if (len >= 1) {
951 PrintAndLogEx(SUCCESS, "Found a default password: %s || Pack: %02X %02X", sprint_hex(key, 4), pack[0], pack[1]);
952 break;
953 } else {
954 if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
955 DropField();
956 return -1;
957 }
958 }
959 }
960 if (len < 1) PrintAndLogEx(WARNING, "password not known");
961 }
962 }
963
964 DropField();
965
966 if (locked)
967 PrintAndLogEx(FAILED, "\nTag appears to be locked, try using the key to get more info");
968 PrintAndLogEx(NORMAL, "");
969
970 return 1;
971 }
972
973 //
974 // Write Single Block
975 //
976 static int usage_hf_mfu_wrbl(void) {
977 PrintAndLogEx(NORMAL, "Write a block. It autodetects card type.\n");
978 PrintAndLogEx(NORMAL, "Usage: hf mfu wrbl b <block number> d <data> k <key> l\n");
979 PrintAndLogEx(NORMAL, " Options:");
980 PrintAndLogEx(NORMAL, " b <no> : block to write");
981 PrintAndLogEx(NORMAL, " d <data> : block data - (8 hex symbols)");
982 PrintAndLogEx(NORMAL, " k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
983 PrintAndLogEx(NORMAL, " l : (optional) swap entered key's endianness");
984 PrintAndLogEx(NORMAL, "");
985 PrintAndLogEx(NORMAL, " sample : hf mfu wrbl b 0 d 01234567");
986 PrintAndLogEx(NORMAL, " : hf mfu wrbl b 0 d 01234567 k AABBCCDDD\n");
987 return 0;
988 }
989
990
991 static int CmdHF14AMfUWrBl(const char *Cmd){
992
993 int blockNo = -1;
994 bool errors = false;
995 uint8_t keybytes[16] = {0x00};
996 uint8_t *authenticationkey = keybytes;
997 int keyLen = 0;
998 bool hasAuthKey = false;
999 bool swapEndian = false;
1000 uint8_t cmdp = 0;
1001 uint8_t blockdata[20] = {0x00};
1002
1003 while(param_getchar(Cmd, cmdp) != 0x00) {
1004 switch(param_getchar(Cmd, cmdp)) {
1005 case 'h':
1006 case 'H':
1007 return usage_hf_mfu_wrbl();
1008 case 'k':
1009 case 'K':
1010 keyLen = 32;
1011 errors = param_gethex_ex(Cmd, cmdp+1, authenticationkey, &keyLen);
1012 if (errors || (keyLen != 32 && keyLen != 8)) { //ul-c or ev1/ntag key length
1013 PrintAndLogEx(ERR, "Key has incorrect length.\n");
1014 errors = true;
1015 }
1016 cmdp += 2;
1017 keyLen /= 2;
1018 hasAuthKey = true;
1019 break;
1020 case 'b':
1021 case 'B':
1022 blockNo = param_get8(Cmd, cmdp+1);
1023 if (blockNo < 0) {
1024 PrintAndLogEx(ERR, "Wrong block number");
1025 errors = true;
1026 }
1027 cmdp += 2;
1028 break;
1029 case 'l':
1030 case 'L':
1031 swapEndian = true;
1032 cmdp++;
1033 break;
1034 case 'd':
1035 case 'D':
1036 if ( param_gethex(Cmd, cmdp+1, blockdata, 8) ) {
1037 PrintAndLogEx(ERR, "Block data must include 8 HEX symbols");
1038 errors = true;
1039 break;
1040 }
1041 cmdp += 2;
1042 break;
1043 default:
1044 PrintAndLogEx(ERR, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1045 errors = true;
1046 break;
1047 }
1048 //Validations
1049 if(errors) return usage_hf_mfu_wrbl();
1050 }
1051
1052 if (blockNo == -1) return usage_hf_mfu_wrbl();
1053 // starting with getting tagtype
1054 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1055 if (tagtype == UL_ERROR) {
1056 return -1;
1057 }
1058
1059 uint8_t maxblockno = 0;
1060 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++) {
1061 if (tagtype & UL_TYPES_ARRAY[idx]) {
1062 maxblockno = UL_MEMORY_ARRAY[idx];
1063 break;
1064 }
1065 }
1066 if (blockNo > maxblockno){
1067 DropField();
1068 PrintAndLogEx(WARNING, "block number too large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1069 return usage_hf_mfu_wrbl();
1070 }
1071
1072 // Swap endianness
1073 if (swapEndian && hasAuthKey) authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4);
1074
1075 if ( blockNo <= 3)
1076 PrintAndLogEx(NORMAL, "Special Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
1077 else
1078 PrintAndLogEx(NORMAL, "Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
1079
1080 //Send write Block
1081 UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
1082 memcpy(c.d.asBytes, blockdata, 4);
1083
1084 if (hasAuthKey) {
1085 c.arg[1] = (keyLen == 16) ? 1 : 2;
1086 memcpy(c.d.asBytes+4, authenticationkey, keyLen);
1087 }
1088
1089 clearCommandBuffer();
1090 SendCommand(&c);
1091 UsbCommand resp;
1092 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1093 uint8_t isOK = resp.arg[0] & 0xff;
1094 PrintAndLogEx(SUCCESS, "isOk:%02x", isOK);
1095 } else {
1096 PrintAndLogEx(ERR, "Command execute timeout");
1097 }
1098
1099 DropField();
1100 return 0;
1101 }
1102
1103
1104 //
1105 // Read Single Block
1106 //
1107 static int usage_hf_mfu_rdbl(void) {
1108 PrintAndLogEx(NORMAL, "Read a block and print. It autodetects card type.\n");
1109 PrintAndLogEx(NORMAL, "Usage: hf mfu rdbl b <block number> k <key> l\n");
1110 PrintAndLogEx(NORMAL, " Options:");
1111 PrintAndLogEx(NORMAL, " b <no> : block to read");
1112 PrintAndLogEx(NORMAL, " k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1113 PrintAndLogEx(NORMAL, " l : (optional) swap entered key's endianness");
1114 PrintAndLogEx(NORMAL, "");
1115 PrintAndLogEx(NORMAL, " sample : hf mfu rdbl b 0");
1116 PrintAndLogEx(NORMAL, " : hf mfu rdbl b 0 k 00112233445566778899AABBCCDDEEFF");
1117 PrintAndLogEx(NORMAL, " : hf mfu rdbl b 0 k AABBCCDDD\n");
1118 return 0;
1119 }
1120
1121
1122 static int CmdHF14AMfURdBl(const char *Cmd){
1123
1124 int blockNo = -1;
1125 bool errors = false;
1126 uint8_t keybytes[16] = {0x00};
1127 uint8_t *authenticationkey = keybytes;
1128 int keyLen = 0;
1129 bool hasAuthKey = false;
1130 bool swapEndian = false;
1131 uint8_t cmdp = 0;
1132
1133 while(param_getchar(Cmd, cmdp) != 0x00)
1134 {
1135 switch(param_getchar(Cmd, cmdp))
1136 {
1137 case 'h':
1138 case 'H':
1139 return usage_hf_mfu_rdbl();
1140 case 'k':
1141 case 'K':
1142 keyLen = 32;
1143 errors = param_gethex_ex(Cmd, cmdp+1, authenticationkey, &keyLen);
1144 if (errors || (keyLen != 32 && keyLen != 8)) { //ul-c or ev1/ntag key length
1145 PrintAndLogEx(ERR, "Key has incorrect length.\n");
1146 errors = true;
1147 }
1148 cmdp += 2;
1149 keyLen /= 2;
1150 hasAuthKey = true;
1151 break;
1152 case 'b':
1153 case 'B':
1154 blockNo = param_get8(Cmd, cmdp+1);
1155 if (blockNo < 0) {
1156 PrintAndLogEx(ERR, "Wrong block number");
1157 errors = true;
1158 }
1159 cmdp += 2;
1160 break;
1161 case 'l':
1162 case 'L':
1163 swapEndian = true;
1164 cmdp++;
1165 break;
1166 default:
1167 PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1168 errors = true;
1169 break;
1170 }
1171 //Validations
1172 if (errors) return usage_hf_mfu_rdbl();
1173 }
1174
1175 if (blockNo == -1) return usage_hf_mfu_rdbl();
1176 // start with getting tagtype
1177 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1178 if (tagtype == UL_ERROR) {
1179 return -1;
1180 }
1181
1182 uint8_t maxblockno = 0;
1183 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++) {
1184 if (tagtype & UL_TYPES_ARRAY[idx]) {
1185 maxblockno = UL_MEMORY_ARRAY[idx];
1186 break;
1187 }
1188 }
1189 if (blockNo > maxblockno){
1190 DropField();
1191 PrintAndLogEx(WARNING, "block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1192 return usage_hf_mfu_rdbl();
1193 }
1194
1195 // Swap endianness
1196 if (swapEndian) authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4);
1197
1198 //Read Block
1199 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1200 if (hasAuthKey) {
1201 c.arg[1] = (keyLen == 16) ? 1 : 2;
1202 memcpy(c.d.asBytes, authenticationkey, keyLen);
1203 }
1204
1205 clearCommandBuffer();
1206 SendCommand(&c);
1207 UsbCommand resp;
1208 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1209 uint8_t isOK = resp.arg[0] & 0xff;
1210 if (isOK) {
1211 uint8_t *data = resp.d.asBytes;
1212 PrintAndLogEx(NORMAL, "\n Block# | Data | Ascii");
1213 PrintAndLogEx(NORMAL, "---------+-------------+------");
1214 PrintAndLogEx(NORMAL, " %02d/0x%02X | %s| %s\n", blockNo, blockNo, sprint_hex(data, 4), sprint_ascii(data, 4));
1215 } else {
1216 PrintAndLogEx(ERR, "Failed reading block: (%02x)", isOK);
1217 }
1218 } else {
1219 PrintAndLogEx(ERR, "Command execute time-out");
1220 }
1221 DropField();
1222 return 0;
1223 }
1224
1225
1226 //
1227 // Mifare Ultralight / Ultralight-C / Ultralight-EV1
1228 // Read and Dump Card Contents, using auto detection of tag size.
1229
1230 typedef struct {
1231 uint8_t version[8];
1232 uint8_t tbo[2];
1233 uint8_t tbo1[1];
1234 uint8_t pages; // max page number in dump
1235 uint8_t signature[32];
1236 uint8_t counter_tearing[3][4]; // 3 bytes counter, 1 byte tearing flag
1237 uint8_t data[1024];
1238 } mfu_dump_t;
1239
1240
1241 static void printMFUdumpEx(mfu_dump_t *card, uint16_t pages, uint8_t startpage, TagTypeUL_t tagtype) {
1242
1243 bool tmplockbit = false;
1244 bool bit[16] = {false};
1245 bool bit2[16] = {false};
1246
1247 // standard lock bits
1248 for(int i = 0; i < 16; i++){
1249 bit[i] = card->data[10+i/8] & (1 << (7-i%8));
1250 }
1251
1252 // dynamic lock bits
1253 // TODO -- FIGURE OUT LOCK BYTES FOR EV1 and/or NTAG
1254 if (tagtype & UL_C) {
1255 for (int i = 0; i < 16; i++) {
1256 bit2[i] = card->data[40*4+i/8] & (1 << (7-i%8));
1257 }
1258 }
1259
1260 PrintAndLogEx(NORMAL, "\n Block# | Data |lck| Ascii");
1261 PrintAndLogEx(NORMAL, "---------+-------------+---+------");
1262
1263 for (int i = startpage; i < startpage + pages; i++) {
1264 if (i < 3) {
1265 PrintAndLogEx(NORMAL, "%3d/0x%02X | %s| | ", i, i, sprint_hex(card->data + i * 4, 4));
1266 continue;
1267 }
1268 switch(i){
1269 case 3: tmplockbit = bit[4]; break;
1270 case 4: tmplockbit = bit[3]; break;
1271 case 5: tmplockbit = bit[2]; break;
1272 case 6: tmplockbit = bit[1]; break;
1273 case 7: tmplockbit = bit[0]; break;
1274 case 8: tmplockbit = bit[15]; break;
1275 case 9: tmplockbit = bit[14]; break;
1276 case 10: tmplockbit = bit[13]; break;
1277 case 11: tmplockbit = bit[12]; break;
1278 case 12: tmplockbit = bit[11]; break;
1279 case 13: tmplockbit = bit[10]; break;
1280 case 14: tmplockbit = bit[9]; break;
1281 case 15: tmplockbit = bit[8]; break;
1282 case 16:
1283 case 17:
1284 case 18:
1285 case 19: tmplockbit = bit2[6]; break;
1286 case 20:
1287 case 21:
1288 case 22:
1289 case 23: tmplockbit = bit2[5]; break;
1290 case 24:
1291 case 25:
1292 case 26:
1293 case 27: tmplockbit = bit2[4]; break;
1294 case 28:
1295 case 29:
1296 case 30:
1297 case 31: tmplockbit = bit2[2]; break;
1298 case 32:
1299 case 33:
1300 case 34:
1301 case 35: tmplockbit = bit2[1]; break;
1302 case 36:
1303 case 37:
1304 case 38:
1305 case 39: tmplockbit = bit2[0]; break;
1306 case 40: tmplockbit = bit2[12]; break;
1307 case 41: tmplockbit = bit2[11]; break;
1308 case 42: tmplockbit = bit2[10]; break; //auth0
1309 case 43: tmplockbit = bit2[9]; break; //auth1
1310 default: break;
1311 }
1312
1313 PrintAndLogEx(NORMAL, "%3d/0x%02X | %s| %d | %.4s", i, i, sprint_hex(card->data + i * 4, 4), tmplockbit, sprint_ascii(card->data + i * 4, 4));
1314 }
1315 PrintAndLogEx(NORMAL, "---------------------------------");
1316 }
1317
1318
1319 static int usage_hf_mfu_dump(void) {
1320 PrintAndLogEx(NORMAL, "Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
1321 PrintAndLogEx(NORMAL, "NTAG 203, NTAG 210, NTAG 212, NTAG 213, NTAG 215, NTAG 216");
1322 PrintAndLogEx(NORMAL, "and saves binary dump into the file `filename.bin` or `cardUID.bin`");
1323 PrintAndLogEx(NORMAL, "It autodetects card type.\n");
1324 PrintAndLogEx(NORMAL, "Usage: hf mfu dump k <key> l n <filename w/o .bin>");
1325 PrintAndLogEx(NORMAL, " Options : ");
1326 PrintAndLogEx(NORMAL, " k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1327 PrintAndLogEx(NORMAL, " l : (optional) swap entered key's endianness");
1328 PrintAndLogEx(NORMAL, " f <FN > : filename w/o .bin to save the dump as");
1329 PrintAndLogEx(NORMAL, " p <Pg > : starting Page number to manually set a page to start the dump at");
1330 PrintAndLogEx(NORMAL, " q <qty> : number of Pages to manually set how many pages to dump");
1331
1332 PrintAndLogEx(NORMAL, "");
1333 PrintAndLogEx(NORMAL, " sample : hf mfu dump");
1334 PrintAndLogEx(NORMAL, " : hf mfu dump n myfile");
1335 PrintAndLogEx(NORMAL, " : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
1336 PrintAndLogEx(NORMAL, " : hf mfu dump k AABBCCDDD\n");
1337 return 0;
1338 }
1339
1340
1341 static int CmdHF14AMfUDump(const char *Cmd){
1342
1343 char filename[FILE_PATH_SIZE] = {'\0'};
1344 size_t fileNameLen = 0;
1345 uint8_t keybytes[16] = {0x00};
1346 uint8_t *authenticationkey = keybytes;
1347 int keyLen = 0;
1348 bool hasAuthKey = false;
1349 uint8_t cmdp = 0;
1350 bool errors = false;
1351 bool swapEndian = false;
1352 bool manualPages = false;
1353 uint8_t startPage = 0;
1354 int Pages = 16;
1355 iso14a_card_select_t card_select;
1356 mfu_dump_t card;
1357
1358 while(param_getchar(Cmd, cmdp) != 0x00)
1359 {
1360 switch(param_getchar(Cmd, cmdp))
1361 {
1362 case 'h':
1363 case 'H':
1364 return usage_hf_mfu_dump();
1365 case 'k':
1366 case 'K':
1367 keyLen = 32;
1368 errors = param_gethex_ex(Cmd, cmdp+1, authenticationkey, &keyLen);
1369 if (errors || (keyLen != 32 && keyLen != 8)) { //ul-c or ev1/ntag key length
1370 PrintAndLogEx(ERR, "Key has incorrect length.\n");
1371 errors = true;
1372 }
1373 cmdp += 2;
1374 keyLen /= 2;
1375 hasAuthKey = true;
1376 break;
1377 case 'l':
1378 case 'L':
1379 swapEndian = true;
1380 cmdp++;
1381 break;
1382 case 'f':
1383 case 'F':
1384 fileNameLen = param_getstr(Cmd, cmdp+1, filename, sizeof(filename));
1385 if (fileNameLen == 0) errors = true;
1386 if (fileNameLen > FILE_PATH_SIZE-5) fileNameLen = FILE_PATH_SIZE-5;
1387 cmdp += 2;
1388 break;
1389 case 'p':
1390 case 'P':
1391 startPage = param_get8(Cmd, cmdp+1);
1392 manualPages = true;
1393 cmdp += 2;
1394 break;
1395 case 'q':
1396 case 'Q':
1397 Pages = param_get8(Cmd, cmdp+1);
1398 cmdp += 2;
1399 manualPages = true;
1400 break;
1401 default:
1402 PrintAndLogEx(ERR, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1403 errors = true;
1404 break;
1405 }
1406 if (errors) break;
1407 }
1408
1409 //Validations
1410 if (errors) return usage_hf_mfu_dump();
1411
1412 if (swapEndian && hasAuthKey)
1413 authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4);
1414
1415 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1416
1417 if (tagtype == UL_ERROR) {
1418 return -1;
1419 }
1420
1421 uint8_t maxPages = 0;
1422 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++) {
1423 if (tagtype & UL_TYPES_ARRAY[idx]) {
1424 maxPages = UL_MEMORY_ARRAY[idx]+1; //add one as maxblks starts at 0
1425 break;
1426 }
1427 }
1428
1429 if (!manualPages) {
1430 Pages = maxPages;
1431 } else {
1432 if (startPage + Pages - 1 > maxPages - 1) {
1433 PrintAndLogEx(ERR, "Invalid page range. Card has only %d readable pages.", maxPages);
1434 DropField();
1435 return 1;
1436 }
1437 }
1438
1439 ul_print_type(tagtype, 0);
1440
1441 PrintAndLogEx(NORMAL, "Reading tag memory...");
1442 memset(&card, 0x00, sizeof(card));
1443 UsbCommand c = {CMD_MIFAREU_READCARD, {startPage, Pages}};
1444 if (hasAuthKey) {
1445 if (tagtype & UL_C)
1446 c.arg[2] = 1; //UL_C auth
1447 else
1448 c.arg[2] = 2; //UL_EV1/NTAG auth
1449 memcpy(c.d.asBytes, authenticationkey, keyLen);
1450 }
1451
1452 clearCommandBuffer();
1453 SendCommand(&c);
1454 UsbCommand resp;
1455 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1456 PrintAndLogEx(ERR, "Command execution timeout");
1457 DropField();
1458 return 1;
1459 }
1460 if (resp.arg[0] != 1) {
1461 PrintAndLogEx(ERR, "Failed reading card");
1462 DropField();
1463 return 1;
1464 }
1465
1466 uint32_t startindex = resp.arg[2];
1467 uint32_t bufferSize = resp.arg[1];
1468 if (bufferSize > sizeof(card.data)) {
1469 PrintAndLogEx(FAILED, "Data exceeded Buffer size!");
1470 bufferSize = sizeof(card.data);
1471 }
1472
1473 if (!GetFromBigBuf(card.data + startPage*4, bufferSize, startindex, NULL, -1, false)) {
1474 PrintAndLogEx(ERR, "Command execution timeout");
1475 DropField();
1476 return 1;
1477 }
1478
1479 // not ul_c and not std ul then attempt to collect
1480 // VERSION, SIGNATURE, COUNTERS, TEARING, PACK
1481 if (!(tagtype & UL_C || tagtype & UL)) {
1482 //attempt to read pack
1483 if (!ul_auth_select(&card_select, tagtype, true, authenticationkey, card.data + maxPages*4 - 4, 2)) {
1484 //reset pack
1485 card.data[maxPages*4 - 4] = 0;
1486 card.data[maxPages*4 - 3] = 0;
1487 }
1488
1489 if (hasAuthKey) {
1490 uint8_t dummy_pack[2];
1491 ul_auth_select(&card_select, tagtype, hasAuthKey, authenticationkey, dummy_pack, sizeof(dummy_pack));
1492 } else {
1493 ul_select(&card_select, false);
1494 }
1495 ulev1_getVersion(card.version, sizeof(card.version));
1496 for (uint8_t n = 0; n < 3; ++n) {
1497 ulev1_readTearing(n, &card.counter_tearing[n][3], 1);
1498 ulev1_readCounter(n, &card.counter_tearing[n][0], 3);
1499 }
1500
1501 ulev1_readSignature(card.signature, sizeof(card.signature));
1502 }
1503
1504 DropField();
1505
1506 // add key to dump data
1507 if (hasAuthKey) {
1508 authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4);
1509 if (tagtype & UL_C){ // additional 4 pages
1510 memcpy(card.data + maxPages*4, authenticationkey, keyLen);
1511 maxPages += 4;
1512 } else { // 2nd page from end
1513 memcpy(card.data + (maxPages*4) - 8, authenticationkey, 4);
1514 }
1515 }
1516
1517 printMFUdumpEx(&card, Pages, startPage, tagtype);
1518
1519 if (!manualPages) {
1520 // user supplied filename?
1521 if (fileNameLen < 1) {
1522 char *fptr = filename;
1523 fptr += sprintf(fptr, "hf-mfu-");
1524 uint8_t UID[] = {card.data[0], card.data[1], card.data[2], card.data[4], card.data[5], card.data[6], card.data[7]};
1525 FillFileNameByUID(fptr, UID, "-dump.bin", 7);
1526 } else {
1527 sprintf(filename + fileNameLen, ".bin");
1528 }
1529
1530 #define MFU_DUMP_PREFIX_LENGTH (sizeof(card) - sizeof(card.data))
1531
1532 FILE *fout;
1533 if ((fout = fopen(filename, "wb")) == NULL) {
1534 PrintAndLogEx(ERR, "Could not create file name %s", filename);
1535 return 1;
1536 }
1537 fwrite(&card, 1, MFU_DUMP_PREFIX_LENGTH + maxPages*4, fout);
1538 fclose(fout);
1539
1540 PrintAndLogEx(SUCCESS, "Dumped %d pages, wrote %d bytes to %s", maxPages, MFU_DUMP_PREFIX_LENGTH + maxPages*4, filename);
1541 }
1542
1543 return 0;
1544 }
1545
1546
1547 //-------------------------------------------------------------------------------
1548 // Ultralight C Methods
1549 //-------------------------------------------------------------------------------
1550
1551 //
1552 // Ultralight C Authentication Demo {currently uses hard-coded key}
1553 //
1554 static int CmdHF14AMfucAuth(const char *Cmd){
1555
1556 uint8_t keyNo = 3;
1557 bool errors = false;
1558
1559 char cmdp = param_getchar(Cmd, 0);
1560
1561 //Change key to user defined one
1562 if (cmdp == 'k' || cmdp == 'K'){
1563 keyNo = param_get8(Cmd, 1);
1564 if(keyNo > KEYS_3DES_COUNT-1)
1565 errors = true;
1566 }
1567
1568 if (cmdp == 'h' || cmdp == 'H')
1569 errors = true;
1570
1571 if (errors) {
1572 PrintAndLogEx(NORMAL, "Usage: hf mfu cauth k <key number>");
1573 PrintAndLogEx(NORMAL, " 0 (default): 3DES standard key");
1574 PrintAndLogEx(NORMAL, " 1 : all 0x00 key");
1575 PrintAndLogEx(NORMAL, " 2 : 0x00-0x0F key");
1576 PrintAndLogEx(NORMAL, " 3 : nfc key");
1577 PrintAndLogEx(NORMAL, " 4 : all 0x01 key");
1578 PrintAndLogEx(NORMAL, " 5 : all 0xff key");
1579 PrintAndLogEx(NORMAL, " 6 : 0x00-0xFF key");
1580 PrintAndLogEx(NORMAL, "\n sample : hf mfu cauth k");
1581 PrintAndLogEx(NORMAL, " : hf mfu cauth k 3");
1582 return 0;
1583 }
1584
1585 uint8_t *key = default_3des_keys[keyNo];
1586 if (ulc_authentication(key, true)) {
1587 DropField();
1588 PrintAndLogEx(SUCCESS, "Authentication successful. 3des key: %s",sprint_hex(key, 16));
1589 } else {
1590 DropField();
1591 PrintAndLogEx(WARNING, "Authentication failed");
1592 }
1593 return 0;
1594 }
1595
1596
1597 //
1598 // Mifare Ultralight C - Set password
1599 //
1600 static int CmdHF14AMfucSetPwd(const char *Cmd){
1601
1602 uint8_t pwd[16] = {0x00};
1603
1604 char cmdp = param_getchar(Cmd, 0);
1605
1606 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1607 PrintAndLogEx(NORMAL, "Usage: hf mfu setpwd <password (32 hex symbols)>");
1608 PrintAndLogEx(NORMAL, " [password] - (32 hex symbols)");
1609 PrintAndLogEx(NORMAL, "");
1610 PrintAndLogEx(NORMAL, "sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1611 PrintAndLogEx(NORMAL, "");
1612 return 0;
1613 }
1614
1615 if (param_gethex(Cmd, 0, pwd, 32)) {
1616 PrintAndLogEx(WARNING, "Password must include 32 HEX symbols");
1617 return 1;
1618 }
1619
1620 UsbCommand c = {CMD_MIFAREUC_SETPWD};
1621 memcpy( c.d.asBytes, pwd, 16);
1622 clearCommandBuffer();
1623 SendCommand(&c);
1624
1625 UsbCommand resp;
1626
1627 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) {
1628 DropField();
1629 if ((resp.arg[0] & 0xff) == 1) {
1630 PrintAndLogEx(INFO, "Ultralight-C new password: %s", sprint_hex(pwd,16));
1631 return 0;
1632 } else {
1633 PrintAndLogEx(ERR, "Failed writing at block %d", resp.arg[1] & 0xff);
1634 return 1;
1635 }
1636 } else {
1637 DropField();
1638 PrintAndLogEx(ERR, "command execution timeout");
1639 return 1;
1640 }
1641
1642 return 0;
1643 }
1644
1645 //
1646 // Magic UL / UL-C tags - Set UID
1647 //
1648 static int CmdHF14AMfucSetUid(const char *Cmd){
1649
1650 UsbCommand c;
1651 UsbCommand resp;
1652 uint8_t uid[7] = {0x00};
1653 char cmdp = param_getchar(Cmd, 0);
1654
1655 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1656 PrintAndLogEx(NORMAL, "Usage: hf mfu setuid <uid (14 hex symbols)>");
1657 PrintAndLogEx(NORMAL, " [uid] - (14 hex symbols)");
1658 PrintAndLogEx(NORMAL, "\nThis only works for Magic Ultralight tags.");
1659 PrintAndLogEx(NORMAL, "");
1660 PrintAndLogEx(NORMAL, "sample: hf mfu setuid 11223344556677");
1661 PrintAndLogEx(NORMAL, "");
1662 return 0;
1663 }
1664
1665 if (param_gethex(Cmd, 0, uid, 14)) {
1666 PrintAndLogEx(WARNING, "UID must include 14 HEX symbols");
1667 return 1;
1668 }
1669
1670 // read block2.
1671 c.cmd = CMD_MIFAREU_READBL;
1672 c.arg[0] = 2;
1673 clearCommandBuffer();
1674 SendCommand(&c);
1675 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1676 DropField();
1677 PrintAndLogEx(WARNING, "Command execute timeout");
1678 return 2;
1679 }
1680
1681 // save old block2.
1682 uint8_t oldblock2[4] = {0x00};
1683 memcpy(resp.d.asBytes, oldblock2, 4);
1684
1685 // block 0.
1686 c.cmd = CMD_MIFAREU_WRITEBL;
1687 c.arg[0] = 0;
1688 c.d.asBytes[0] = uid[0];
1689 c.d.asBytes[1] = uid[1];
1690 c.d.asBytes[2] = uid[2];
1691 c.d.asBytes[3] = 0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1692 clearCommandBuffer();
1693 SendCommand(&c);
1694 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1695 DropField();
1696 PrintAndLogEx(WARNING, "Command execute timeout");
1697 return 3;
1698 }
1699
1700 // block 1.
1701 c.arg[0] = 1;
1702 c.d.asBytes[0] = uid[3];
1703 c.d.asBytes[1] = uid[4];
1704 c.d.asBytes[2] = uid[5];
1705 c.d.asBytes[3] = uid[6];
1706 clearCommandBuffer();
1707 SendCommand(&c);
1708 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) {
1709 DropField();
1710 PrintAndLogEx(WARNING, "Command execute timeout");
1711 return 4;
1712 }
1713
1714 // block 2.
1715 c.arg[0] = 2;
1716 c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1717 c.d.asBytes[1] = oldblock2[1];
1718 c.d.asBytes[2] = oldblock2[2];
1719 c.d.asBytes[3] = oldblock2[3];
1720 clearCommandBuffer();
1721 SendCommand(&c);
1722 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) {
1723 DropField();
1724 PrintAndLogEx(WARNING, "Command execute timeout");
1725 return 5;
1726 }
1727
1728 DropField();
1729 return 0;
1730 }
1731
1732
1733 static int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1734
1735 uint8_t iv[8] = { 0x00 };
1736 uint8_t block = 0x07;
1737
1738 // UL-EV1
1739 //04 57 b6 e2 05 3f 80 UID
1740 //4a f8 4b 19 PWD
1741 uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1742 uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1743 uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1744 uint8_t dkeyA[8] = { 0x00 };
1745 uint8_t dkeyB[8] = { 0x00 };
1746
1747 uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1748
1749 uint8_t mix[8] = { 0x00 };
1750 uint8_t divkey[8] = { 0x00 };
1751
1752 memcpy(mix, mifarekeyA, 4);
1753
1754 mix[4] = mifarekeyA[4] ^ uid[0];
1755 mix[5] = mifarekeyA[5] ^ uid[1];
1756 mix[6] = block ^ uid[2];
1757 mix[7] = uid[3];
1758
1759 mbedtls_des3_context ctx = { {0} };
1760 mbedtls_des3_set2key_enc(&ctx, masterkey);
1761
1762 mbedtls_des3_crypt_cbc(&ctx // des3_context
1763 , MBEDTLS_DES_ENCRYPT // int mode
1764 , sizeof(mix) // length
1765 , iv // iv[8]
1766 , mix // input
1767 , divkey // output
1768 );
1769
1770 PrintAndLogEx(NORMAL, "-- 3DES version");
1771 PrintAndLogEx(NORMAL, "Masterkey :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1772 PrintAndLogEx(NORMAL, "UID :\t %s", sprint_hex(uid, sizeof(uid)));
1773 PrintAndLogEx(NORMAL, "Block :\t %0d", block);
1774 PrintAndLogEx(NORMAL, "Mifare key :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1775 PrintAndLogEx(NORMAL, "Message :\t %s", sprint_hex(mix, sizeof(mix)));
1776 PrintAndLogEx(NORMAL, "Diversified key: %s", sprint_hex(divkey+1, 6));
1777
1778 for (int i=0; i < sizeof(mifarekeyA); ++i){
1779 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1780 dkeyA[6] |= ((mifarekeyA[i] >> 7) & 1) << (i+1);
1781 }
1782
1783 for (int i=0; i < sizeof(mifarekeyB); ++i){
1784 dkeyB[1] |= ((mifarekeyB[i] >> 7) & 1) << (i+1);
1785 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1786 }
1787
1788 uint8_t zeros[8] = {0x00};
1789 uint8_t newpwd[8] = {0x00};
1790 uint8_t dmkey[24] = {0x00};
1791 memcpy(dmkey, dkeyA, 8);
1792 memcpy(dmkey+8, dkeyB, 8);
1793 memcpy(dmkey+16, dkeyA, 8);
1794 memset(iv, 0x00, 8);
1795
1796 mbedtls_des3_set3key_enc(&ctx, dmkey);
1797
1798 mbedtls_des3_crypt_cbc(&ctx // des3_context
1799 , MBEDTLS_DES_ENCRYPT // int mode
1800 , sizeof(newpwd) // length
1801 , iv // iv[8]
1802 , zeros // input
1803 , newpwd // output
1804 );
1805
1806 PrintAndLogEx(NORMAL, "\n-- DES version");
1807 PrintAndLogEx(NORMAL, "Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1808 PrintAndLogEx(NORMAL, "Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1809 PrintAndLogEx(NORMAL, "Mifare ABA :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1810 PrintAndLogEx(NORMAL, "Mifare Pwd :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1811
1812 return 0;
1813 }
1814
1815 // static uint8_t * diversify_key(uint8_t * key){
1816
1817 // for(int i=0; i<16; i++){
1818 // if(i<=6) key[i]^=cuid[i];
1819 // if(i>6) key[i]^=cuid[i%7];
1820 // }
1821 // return key;
1822 // }
1823
1824 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1825 // for (int i=0; i<len; ++i){
1826
1827 // }
1828 // return;
1829 // }
1830
1831 //------------------------------------
1832 // Menu Stuff
1833 //------------------------------------
1834 static int CmdHelp(const char *Cmd);
1835
1836 static command_t CommandTable[] =
1837 {
1838 {"help", CmdHelp, 1, "This help"},
1839 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1840 {"info", CmdHF14AMfUInfo, 0, "Tag information"},
1841 {"dump", CmdHF14AMfUDump, 0, "Dump Ultralight / Ultralight-C / NTAG tag to binary file"},
1842 // {"restore", CmdHF14AMfURestore, 0, "Restore a dump onto a MFU MAGIC tag"},
1843 {"rdbl", CmdHF14AMfURdBl, 0, "Read block"},
1844 {"wrbl", CmdHF14AMfUWrBl, 0, "Write block"},
1845 {"cauth", CmdHF14AMfucAuth, 0, "Authentication - Ultralight C"},
1846 {"setpwd", CmdHF14AMfucSetPwd, 0, "Set 3des password - Ultralight-C"},
1847 {"setuid", CmdHF14AMfucSetUid, 0, "Set UID - MAGIC tags only"},
1848 {"gen", CmdHF14AMfuGenDiverseKeys, 1, "Generate 3des mifare diversified keys"},
1849 {NULL, NULL, 0, NULL}
1850 };
1851
1852 int CmdHFMFUltra(const char *Cmd){
1853 (void)WaitForResponseTimeout(CMD_ACK,NULL,100);
1854 CmdsParse(CommandTable, Cmd);
1855 return 0;
1856 }
1857
1858 static int CmdHelp(const char *Cmd){
1859 CmdsHelp(CommandTable);
1860 return 0;
1861 }
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