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@Marshmellow42 's fixes for bigbuf.
[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 #include "loclass/des.h"
11 #include "cmdhfmfu.h"
12 #include "cmdhfmf.h"
13 #include "cmdhf14a.h"
14 #include "mifare.h"
15 #include "util.h"
16 #include "../common/protocols.h"
17 #include "data.h"
18
19 #define MAX_UL_BLOCKS 0x0f
20 #define MAX_ULC_BLOCKS 0x2b
21 #define MAX_ULEV1a_BLOCKS 0x12
22 #define MAX_ULEV1b_BLOCKS 0x20
23 #define MAX_NTAG_213 0x2c
24 #define MAX_NTAG_215 0x86
25 #define MAX_NTAG_216 0xe6
26
27 #define KEYS_3DES_COUNT 7
28 uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
29 { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
30 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
31 { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
32 { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
33 { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
34 { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
35 { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF }, // 11 22 33
36 };
37
38 #define KEYS_PWD_COUNT 10
39 uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
40 {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
41
42 {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
43 {0x33,0x6B,0xA1,0x19}, // PACK 0x9c,0x2d -- italian bus (sniffed)
44 {0xFF,0x90,0x6C,0xB2}, // PACK 0x12,0x9e -- italian bus (sniffed)
45 {0x46,0x1c,0xA3,0x19}, // PACK 0xE9,0x5A -- italian bus (sniffed)
46 {0x35,0x1C,0xD0,0x19}, // PACK 0x9A,0x5a -- italian bus (sniffed)
47
48 {0x05,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- Amiiboo (sniffed) pikachu-b UID:
49 {0x7E,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- AMiiboo (sniffed)
50 {0x02,0xE1,0xEE,0x36}, // PACK 0x80,0x80 -- AMiiboo (sniffed) sonic UID: 04d257 7ae33e8027
51 {0x32,0x0C,0x16,0x17}, // PACK 0x80,0x80 -- AMiiboo (sniffed)
52 };
53
54 #define MAX_UL_TYPES 13
55 uint16_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128,
56 NTAG, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_NFC};
57 uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS,
58 MAX_ULEV1a_BLOCKS, MAX_ULEV1b_BLOCKS, MAX_NTAG_213, MAX_NTAG_213, MAX_NTAG_215,
59 MAX_NTAG_216, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS};
60
61
62 static int CmdHelp(const char *Cmd);
63
64 char* getProductTypeStr( uint8_t id){
65
66 static char buf[20];
67 char *retStr = buf;
68
69 switch(id) {
70 case 3:
71 sprintf(retStr, "%02X, %s", id, "Ultralight");
72 break;
73 case 4:
74 sprintf(retStr, "%02X, %s", id, "NTAG");
75 break;
76 default:
77 sprintf(retStr, "%02X, %s", id, "unknown");
78 break;
79 }
80 return buf;
81 }
82
83 /*
84 The 7 MSBits (=n) code the storage size itself based on 2^n,
85 the LSBit is set to '0' if the size is exactly 2^n
86 and set to '1' if the storage size is between 2^n and 2^(n+1).
87 */
88 char* getUlev1CardSizeStr( uint8_t fsize ){
89
90 static char buf[40];
91 char *retStr = buf;
92 memset(buf, 0, sizeof(buf));
93
94 uint16_t usize = 1 << ((fsize >>1) + 1);
95 uint16_t lsize = 1 << (fsize >>1);
96
97 // is LSB set?
98 if ( fsize & 1 )
99 sprintf(retStr, "%02X (%u <-> %u bytes)", fsize, usize, lsize);
100 else
101 sprintf(retStr, "%02X (%u bytes)", fsize, lsize);
102 return buf;
103 }
104
105 static void ul_switch_on_field(void) {
106 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
107 SendCommand(&c);
108 }
109
110 void ul_switch_off_field(void) {
111 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
112 SendCommand(&c);
113 }
114
115 static int ul_send_cmd_raw( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength ) {
116 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
117 memcpy(c.d.asBytes, cmd, cmdlen);
118 SendCommand(&c);
119 UsbCommand resp;
120 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return -1;
121 if ( !resp.arg[0] && responseLength) return -1;
122
123 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
124 memcpy(response, resp.d.asBytes, resplen);
125 return resplen;
126 }
127 /*
128 static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength, bool append_crc ) {
129 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT , cmdlen, 0}};
130 if (append_crc)
131 c.arg[0] |= ISO14A_APPEND_CRC;
132
133 memcpy(c.d.asBytes, cmd, cmdlen);
134 SendCommand(&c);
135 UsbCommand resp;
136 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
137 if (!resp.arg[0] && responseLength) return -1;
138
139 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
140 memcpy(response, resp.d.asBytes, resplen );
141 return resplen;
142 }
143 */
144 static int ul_select( iso14a_card_select_t *card ){
145
146 ul_switch_on_field();
147
148 UsbCommand resp;
149 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
150 if (resp.arg[0] < 1) return -1;
151
152 memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
153 return resp.arg[0];
154 }
155
156 // This read command will at least return 16bytes.
157 static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){
158
159 uint8_t cmd[] = {ISO14443A_CMD_READBLOCK, page};
160 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
161 return len;
162 }
163
164 static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
165
166 uint8_t cmd[18];
167 memset(cmd, 0x00, sizeof(cmd));
168 datalen = ( datalen > 16) ? 16 : datalen;
169
170 cmd[0] = ISO14443A_CMD_WRITEBLOCK;
171 cmd[1] = page;
172 memcpy(cmd+2, data, datalen);
173
174 uint8_t response[1] = {0xff};
175 ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
176 // ACK
177 if ( response[0] == 0x0a ) return 0;
178 // NACK
179 return -1;
180 }
181
182 static int ulc_requestAuthentication( uint8_t *nonce, uint16_t nonceLength ){
183
184 uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
185 int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
186 return len;
187 }
188
189 static int ulc_authentication( uint8_t *key, bool switch_off_field ){
190
191 UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
192 memcpy(c.d.asBytes, key, 16);
193 SendCommand(&c);
194 UsbCommand resp;
195 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
196 if ( resp.arg[0] == 1 ) return 1;
197
198 return 0;
199 }
200
201 static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t packLength ){
202
203 uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
204 int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
205 return len;
206 }
207
208 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
209
210 uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
211 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
212 return len;
213 }
214
215 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
216
217 // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
218
219 // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
220 // return -1;
221 // }
222 // return 0;
223 // }
224
225 static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t responseLength ){
226
227 uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
228 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
229 return len;
230 }
231
232 static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t responseLength ){
233
234 uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
235 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
236 return len;
237 }
238
239 static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
240
241 uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
242 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
243 return len;
244 }
245
246 static int ul_print_default( uint8_t *data){
247
248 uint8_t uid[7];
249 uid[0] = data[0];
250 uid[1] = data[1];
251 uid[2] = data[2];
252 uid[3] = data[4];
253 uid[4] = data[5];
254 uid[5] = data[6];
255 uid[6] = data[7];
256
257 PrintAndLog(" UID : %s ", sprint_hex(uid, 7));
258 PrintAndLog(" UID[0] : %02X, Manufacturer: %s", uid[0], getTagInfo(uid[0]) );
259 if ( uid[0] == 0x05 ) {
260 uint8_t chip = (data[8] & 0xC7); // 11000111 mask, bit 3,4,5 RFU
261 switch (chip){
262 case 0xc2: PrintAndLog(" IC type : SLE 66R04P"); break;
263 case 0xc4: PrintAndLog(" IC type : SLE 66R16P"); break;
264 case 0xc6: PrintAndLog(" IC type : SLE 66R32P"); break;
265 }
266 }
267 // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
268 int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
269 if ( data[3] == crc0 )
270 PrintAndLog(" BCC0 : %02X, Ok", data[3]);
271 else
272 PrintAndLog(" BCC0 : %02X, crc should be %02X", data[3], crc0);
273
274 int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
275 if ( data[8] == crc1 )
276 PrintAndLog(" BCC1 : %02X, Ok", data[8]);
277 else
278 PrintAndLog(" BCC1 : %02X, crc should be %02X", data[8], crc1 );
279
280 PrintAndLog(" Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
281
282 PrintAndLog(" Lock : %s - %s",
283 sprint_hex(data+10, 2),
284 printBits(2, data+10)
285 );
286
287 PrintAndLog("OneTimePad : %s - %s\n",
288 sprint_hex(data + 12, 4),
289 printBits(4, data+12)
290 );
291
292 return 0;
293 }
294
295 static int ntag_print_CC(uint8_t *data) {
296
297 PrintAndLog("\n--- NTAG NDEF Message");
298
299 if(data[0] != 0xe1) {
300 PrintAndLog("no NDEF message");
301 return -1; // no NDEF message
302 }
303
304 PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
305 PrintAndLog(" %02X: NDEF Magic Number", data[0]);
306 PrintAndLog(" %02X: version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
307 PrintAndLog(" %02X: Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
308 if ( data[2] == 0x12 )
309 PrintAndLog(" %02X: NDEF Memory Size: %d bytes", data[2], 144);
310 else if ( data[2] == 0x3e )
311 PrintAndLog(" %02X: NDEF Memory Size: %d bytes", data[2], 496);
312 else if ( data[2] == 0x6d )
313 PrintAndLog(" %02X: NDEF Memory Size: %d bytes", data[2], 872);
314
315 PrintAndLog(" %02X: %s / %s", data[3],
316 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
317 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
318 return 0;
319 }
320
321 int ul_print_type(uint16_t tagtype, uint8_t spaces){
322 char spc[11] = " ";
323 spc[10]=0x00;
324 char *spacer = spc + (10-spaces);
325
326 if ( tagtype & UL )
327 PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
328 else if ( tagtype & UL_C)
329 PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
330 else if ( tagtype & UL_EV1_48)
331 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer);
332 else if ( tagtype & UL_EV1_128)
333 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
334 else if ( tagtype & NTAG_213 )
335 PrintAndLog("%sTYPE : MIFARE NTAG 213 144bytes (NT2H1311G0DU)", spacer);
336 else if ( tagtype & NTAG_215 )
337 PrintAndLog("%sTYPE : MIFARE NTAG 215 504bytes (NT2H1511G0DU)", spacer);
338 else if ( tagtype & NTAG_216 )
339 PrintAndLog("%sTYPE : MIFARE NTAG 216 888bytes (NT2H1611G0DU)", spacer);
340 else if ( tagtype & MY_D )
341 PrintAndLog("%sTYPE : INFINEON my-d\x99", spacer);
342 else if ( tagtype & MY_D_NFC )
343 PrintAndLog("%sTYPE : INFINEON my-d\x99 NFC", spacer);
344 else if ( tagtype & MY_D_MOVE )
345 PrintAndLog("%sTYPE : INFINEON my-d\x99 move", spacer);
346 else if ( tagtype & MY_D_MOVE_NFC )
347 PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
348 else
349 PrintAndLog("%sTYPE : Unknown %04x", spacer, tagtype);
350 return 0;
351 }
352
353 static int ulc_print_3deskey( uint8_t *data){
354 PrintAndLog(" deskey1 [44/0x2C]: %s [%.4s]", sprint_hex(data ,4),data);
355 PrintAndLog(" deskey1 [45/0x2D]: %s [%.4s]", sprint_hex(data+4 ,4),data+4);
356 PrintAndLog(" deskey2 [46/0x2E]: %s [%.4s]", sprint_hex(data+8 ,4),data+8);
357 PrintAndLog(" deskey2 [47/0x2F]: %s [%.4s]", sprint_hex(data+12,4),data+12);
358 PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
359 return 0;
360 }
361
362 static int ulc_print_configuration( uint8_t *data){
363
364 PrintAndLog("--- UL-C Configuration");
365 PrintAndLog(" Higher Lockbits [40/0x28]: %s - %s", sprint_hex(data, 4), printBits(2, data));
366 PrintAndLog(" Counter [41/0x29]: %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
367
368 bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
369 if ( validAuth )
370 PrintAndLog(" Auth0 [42/0x2A]: %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8],data[8] );
371 else{
372 if ( data[8] == 0){
373 PrintAndLog(" Auth0 [42/0x2A]: %s default", sprint_hex(data+8, 4) );
374 } else {
375 PrintAndLog(" Auth0 [42/0x2A]: %s auth byte is out-of-range", sprint_hex(data+8, 4) );
376 }
377 }
378 PrintAndLog(" Auth1 [43/0x2B]: %s %s",
379 sprint_hex(data+12, 4),
380 (data[12] & 1) ? "write access restricted": "read and write access restricted"
381 );
382 return 0;
383 }
384
385 static int ulev1_print_configuration( uint8_t *data){
386
387 PrintAndLog("\n--- UL-EV1 Configuration");
388
389 bool strg_mod_en = (data[0] & 2);
390 uint8_t authlim = (data[4] & 0x07);
391 bool cfglck = (data[4] & 0x40);
392 bool prot = (data[4] & 0x80);
393 uint8_t vctid = data[5];
394
395 PrintAndLog(" cfg0 [16/0x10]: %s", sprint_hex(data, 4));
396 if ( data[3] < 0xff )
397 PrintAndLog(" - page %d and above need authentication",data[3]);
398 else
399 PrintAndLog(" - pages don't need authentication");
400 PrintAndLog(" - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
401 PrintAndLog(" cfg1 [17/0x11]: %s", sprint_hex(data+4, 4) );
402 if ( authlim == 0)
403 PrintAndLog(" - Unlimited password attempts");
404 else
405 PrintAndLog(" - Max number of password attempts is %d", authlim);
406 PrintAndLog(" - user configuration %s", cfglck ? "permanently locked":"writeable");
407 PrintAndLog(" - %s access is protected with password", prot ? "read and write":"write");
408 PrintAndLog(" %02X - Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
409 PrintAndLog(" PWD [18/0x12]: %s", sprint_hex(data+8, 4));
410 PrintAndLog(" PACK [19/0x13]: %s", sprint_hex(data+12, 4));
411 return 0;
412 }
413
414 static int ulev1_print_counters(){
415 PrintAndLog("--- UL-EV1 Counters");
416 uint8_t tear[1] = {0};
417 uint8_t counter[3] = {0,0,0};
418 for ( uint8_t i = 0; i<3; ++i) {
419 ulev1_readTearing(i,tear,sizeof(tear));
420 ulev1_readCounter(i,counter, sizeof(counter) );
421 PrintAndLog(" [%0d] : %s", i, sprint_hex(counter,3));
422 PrintAndLog(" - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
423 }
424 return 0;
425 }
426
427 static int ulev1_print_signature( uint8_t *data, uint8_t len){
428 PrintAndLog("\n--- UL-EV1 Signature");
429 PrintAndLog("IC signature public key name : NXP NTAG21x 2013");
430 PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
431 PrintAndLog(" Elliptic curve parameters : secp128r1");
432 PrintAndLog(" Tag ECC Signature : %s", sprint_hex(data, len));
433 //to do: verify if signature is valid
434 //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not");
435 return 0;
436 }
437
438 static int ulev1_print_version(uint8_t *data){
439 PrintAndLog("\n--- UL-EV1 / NTAG Version");
440 PrintAndLog(" Raw bytes : %s", sprint_hex(data, 8) );
441 PrintAndLog(" Vendor ID : %02X, Manufacturer: %s", data[1], getTagInfo(data[1]));
442 PrintAndLog(" Product type : %s" , getProductTypeStr(data[2]));
443 PrintAndLog(" Product subtype : %02X, %s" , data[3], (data[3]==1) ?"17 pF":"50pF");
444 PrintAndLog(" Major version : %02X" , data[4]);
445 PrintAndLog(" Minor version : %02X" , data[5]);
446 PrintAndLog(" Size : %s", getUlev1CardSizeStr(data[6]));
447 PrintAndLog(" Protocol type : %02X" , data[7]);
448 return 0;
449 }
450
451 /*
452 static int ulc_magic_test(){
453 // Magic Ultralight test
454 // Magic UL-C, by observation,
455 // 1) it seems to have a static nonce response to 0x1A command.
456 // 2) the deskey bytes is not-zero:d out on as datasheet states.
457 // 3) UID - changeable, not only, but pages 0-1-2-3.
458 // 4) use the ul_magic_test ! magic tags answers specially!
459 int returnValue = UL_ERROR;
460 iso14a_card_select_t card;
461 uint8_t nonce1[11] = {0x00};
462 uint8_t nonce2[11] = {0x00};
463 int status = ul_select(&card);
464 if ( status < 1 ){
465 PrintAndLog("Error: couldn't select ulc_magic_test");
466 ul_switch_off_field();
467 return UL_ERROR;
468 }
469 status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
470 if ( status > 0 ) {
471 status = ulc_requestAuthentication(nonce2, sizeof(nonce2));
472 returnValue = ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
473 } else {
474 returnValue = UL;
475 }
476 ul_switch_off_field();
477 return returnValue;
478 }
479 */
480 static int ul_magic_test(){
481
482 // Magic Ultralight tests
483 // 1) take present UID, and try to write it back. OBSOLETE
484 // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
485 iso14a_card_select_t card;
486 int status = ul_select(&card);
487 if ( status < 1 ){
488 PrintAndLog("iso14443a card select failed");
489 ul_switch_off_field();
490 return UL_ERROR;
491 }
492 status = ul_comp_write(0, NULL, 0);
493 ul_switch_off_field();
494 if ( status == 0 )
495 return UL_MAGIC;
496 return UL;
497 }
498
499 uint16_t GetHF14AMfU_Type(void){
500
501 TagTypeUL_t tagtype = UNKNOWN;
502 iso14a_card_select_t card;
503 uint8_t version[10] = {0x00};
504 int status = 0;
505 int len;
506
507 status = ul_select(&card);
508 if ( status < 1 ){
509 PrintAndLog("iso14443a card select failed");
510 ul_switch_off_field();
511 return UL_ERROR;
512 }
513 // Ultralight - ATQA / SAK
514 if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
515 PrintAndLog("Tag is not Ultralight | NTAG | MY-D [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
516 ul_switch_off_field();
517 return UL_ERROR;
518 }
519
520 if ( card.uid[0] != 0x05) {
521
522 len = ulev1_getVersion(version, sizeof(version));
523 ul_switch_off_field();
524
525 switch (len) {
526 case 0x0A: {
527
528 if ( version[2] == 0x03 && version[6] == 0x0B )
529 tagtype = UL_EV1_48;
530 else if ( version[2] == 0x03 && version[6] != 0x0B )
531 tagtype = UL_EV1_128;
532 else if ( version[2] == 0x04 && version[6] == 0x0F )
533 tagtype = NTAG_213;
534 else if ( version[2] == 0x04 && version[6] == 0x11 )
535 tagtype = NTAG_215;
536 else if ( version[2] == 0x04 && version[6] == 0x13 )
537 tagtype = NTAG_216;
538 else if ( version[2] == 0x04 )
539 tagtype = NTAG;
540
541 break;
542 }
543 case 0x01: tagtype = UL_C; break;
544 case 0x00: tagtype = UL; break;
545 case -1 : tagtype = (UL | UL_C); break; //when does this happen?
546 default : tagtype = UNKNOWN; break;
547 }
548 // UL-C test
549 if (tagtype == (UL | UL_C)) {
550 status = ul_select(&card);
551 if ( status < 1 ){
552 PrintAndLog("iso14443a card select failed (UL-C)");
553 ul_switch_off_field();
554 return UL_ERROR;
555 }
556 uint8_t nonce[11] = {0x00};
557 status = ulc_requestAuthentication(nonce, sizeof(nonce));
558 tagtype = ( status > 0 ) ? UL_C : UL;
559
560 ul_switch_off_field();
561 }
562 } else {
563 // Infinition MY-D tests Exam high nibble
564 uint8_t nib = (card.uid[1] & 0xf0) >> 4;
565 switch ( nib ){
566 case 1: tagtype = MY_D; break;
567 case 2: tagtype = (MY_D | MY_D_NFC); break;
568 case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break;
569 }
570 }
571
572 tagtype = (ul_magic_test() == UL_MAGIC) ? (tagtype | MAGIC) : tagtype;
573 //if ((tagtype & UL)) tagtype = ul_magic_test();
574
575 return tagtype;
576 }
577
578 int CmdHF14AMfUInfo(const char *Cmd){
579
580 uint8_t authlim = 0xff;
581 uint8_t data[16] = {0x00};
582 iso14a_card_select_t card;
583 uint8_t *key;
584 int status;
585 bool errors = false;
586 bool hasAuthKey = false;
587 uint8_t cmdp = 0;
588 uint8_t datalen = 0;
589 uint8_t authenticationkey[16] = {0x00};
590 uint8_t pack[4] = {0,0,0,0};
591 int len=0;
592
593 while(param_getchar(Cmd, cmdp) != 0x00)
594 {
595 switch(param_getchar(Cmd, cmdp))
596 {
597 case 'h':
598 case 'H':
599 return usage_hf_mfu_info();
600 case 'k':
601 case 'K':
602 // EV1/NTAG size key
603 datalen = param_gethex(Cmd, cmdp+1, data, 8);
604 if ( !datalen ) {
605 memcpy(authenticationkey, data, 4);
606 cmdp += 2;
607 hasAuthKey = true;
608 break;
609 }
610 // UL-C size key
611 datalen = param_gethex(Cmd, cmdp+1, data, 32);
612 if (!datalen){
613 memcpy(authenticationkey, data, 16);
614 cmdp += 2;
615 hasAuthKey = true;
616 break;
617 }
618 errors = true;
619 break;
620 default:
621 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
622 errors = true;
623 break;
624 }
625 if(errors) break;
626 }
627
628 //Validations
629 if(errors) return usage_hf_mfu_info();
630
631 TagTypeUL_t tagtype = GetHF14AMfU_Type();
632 if (tagtype == UL_ERROR) return -1;
633
634 PrintAndLog("\n--- Tag Information ---------");
635 PrintAndLog("-------------------------------------------------------------");
636 ul_print_type(tagtype, 6);
637
638 if ( hasAuthKey && (tagtype & UL_C)) {
639 //will select card automatically and close connection on error
640 if (!ulc_authentication(authenticationkey, false)) {
641 PrintAndLog("Error: Authentication Failed UL-C");
642 return 0;
643 }
644 } else {
645 status = ul_select(&card);
646 if ( status < 1 ){
647 PrintAndLog("iso14443a card select failed");
648 ul_switch_off_field();
649 return status;
650 }
651 if (hasAuthKey) {
652 len = ulev1_requestAuthentication(authenticationkey, pack, sizeof(pack));
653 if (len < 1) {
654 ul_switch_off_field();
655 PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
656 return 0;
657 }
658 }
659 }
660
661
662 // read pages 0,1,2,4 (should read 4pages)
663 status = ul_read(0, data, sizeof(data));
664 if ( status == -1 ){
665 ul_switch_off_field();
666 PrintAndLog("Error: tag didn't answer to READ");
667 return status;
668 }
669
670 ul_print_default(data);
671
672 if ((tagtype & UL_C)){
673
674 // read pages 0x28, 0x29, 0x2A, 0x2B
675 uint8_t ulc_conf[16] = {0x00};
676 status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
677 if ( status == -1 ){
678 PrintAndLog("Error: tag didn't answer to READ UL-C");
679 ul_switch_off_field();
680 return status;
681 }
682 ulc_print_configuration(ulc_conf);
683
684 if ((tagtype & MAGIC)){
685
686 uint8_t ulc_deskey[16] = {0x00};
687 status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
688 if ( status == -1 ){
689 ul_switch_off_field();
690 PrintAndLog("Error: tag didn't answer to READ magic");
691 return status;
692 }
693 ulc_print_3deskey(ulc_deskey);
694
695 } else {
696 ul_switch_off_field();
697 // if we called info with key, just return
698 if ( hasAuthKey ) return 1;
699
700 // also try to diversify default keys.. look into CmdHF14AMfuGenDiverseKeys
701 PrintAndLog("Trying some default 3des keys");
702 for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ){
703 key = default_3des_keys[i];
704 if (ulc_authentication(key, true)){
705 PrintAndLog("Found default 3des key: "); //%s", sprint_hex(key,16));
706 uint8_t keySwap[16];
707 memcpy(keySwap, SwapEndian64(key,16,8), 16);
708 ulc_print_3deskey(keySwap);
709 return 1;
710 }
711 }
712 return 1; //return even if key not found (UL_C is done)
713 }
714 }
715
716 if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
717
718 ulev1_print_counters();
719
720 uint8_t ulev1_signature[32] = {0x00};
721 status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
722 if ( status == -1 ){
723 PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
724 ul_switch_off_field();
725 return status;
726 }
727 ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
728
729 uint8_t startconfigblock = (tagtype & UL_EV1_48) ? 0x10 : 0x25;
730 uint8_t ulev1_conf[16] = {0x00};
731 status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
732 if ( status == -1 ){
733 PrintAndLog("Error: tag didn't answer to READ EV1");
734 ul_switch_off_field();
735 return status;
736 }
737 // save AUTHENTICATION LIMITS for later:
738 authlim = (ulev1_conf[4] & 0x07);
739 bool allZeros = true;
740 for (uint8_t idx=0; idx<8; idx++)
741 if (ulev1_conf[idx]) allZeros = false;
742
743 if (allZeros) authlim=7;
744 ulev1_print_configuration(ulev1_conf);
745 }
746
747 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216))) {
748
749 uint8_t version[10] = {0x00};
750 status = ulev1_getVersion(version, sizeof(version));
751 if ( status == -1 ){
752 PrintAndLog("Error: tag didn't answer to GETVERSION");
753 ul_switch_off_field();
754 return status;
755 }
756 ulev1_print_version(version);
757
758 // if we called info with key, just return
759 if ( hasAuthKey ) {
760 ul_switch_off_field();
761 return 1;
762 }
763
764 // AUTHLIMIT, (number of failed authentications)
765 // 0 = limitless.
766 // 1-7 = ... should we even try then?
767 if ( authlim == 0 ){
768 PrintAndLog("\n--- Known EV1/NTAG passwords.");
769 len = 0;
770 for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ){
771 key = default_pwd_pack[i];
772 len = ulev1_requestAuthentication(key, pack, sizeof(pack));
773 if (len >= 1) {
774 PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
775 break;
776 } else {
777 status = ul_select(&card);
778 if ( status < 1 ){
779 PrintAndLog("iso14443a card select failed - ev1 auth");
780 ul_switch_off_field();
781 return status;
782 }
783 }
784 }
785 }
786 }
787
788 if ((tagtype & (NTAG_213 | NTAG_215 | NTAG_216))){
789
790 uint8_t cc[16] = {0x00};
791 status = ul_read(3, cc, sizeof(cc));
792 if ( status == -1 ){
793 PrintAndLog("Error: tag didn't answer to READ ntag");
794 ul_switch_off_field();
795 return status;
796 }
797 ntag_print_CC(cc);
798 }
799
800 ul_switch_off_field();
801 PrintAndLog("");
802 return 1;
803 }
804
805 //
806 // Mifare Ultralight Write Single Block
807 //
808 int CmdHF14AMfUWrBl(const char *Cmd){
809 uint8_t blockNo = -1;
810 bool chinese_card = FALSE;
811 uint8_t bldata[16] = {0x00};
812 UsbCommand resp;
813
814 char cmdp = param_getchar(Cmd, 0);
815 if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
816 PrintAndLog("Usage: hf mfu wrbl <block number> <block data (8 hex symbols)> [w]");
817 PrintAndLog(" [block number]");
818 PrintAndLog(" [block data] - (8 hex symbols)");
819 PrintAndLog(" [w] - Chinese magic ultralight tag");
820 PrintAndLog("");
821 PrintAndLog(" sample: hf mfu wrbl 0 01020304");
822 PrintAndLog("");
823 return 0;
824 }
825
826 blockNo = param_get8(Cmd, 0);
827
828 if (blockNo > MAX_UL_BLOCKS){
829 PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
830 return 1;
831 }
832
833 if (param_gethex(Cmd, 1, bldata, 8)) {
834 PrintAndLog("Block data must include 8 HEX symbols");
835 return 1;
836 }
837
838 if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
839 chinese_card = TRUE;
840 }
841
842 if ( blockNo <= 3) {
843 if (!chinese_card){
844 PrintAndLog("Access Denied");
845 } else {
846 PrintAndLog("--specialblock no:%02x", blockNo);
847 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
848 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
849 memcpy(d.d.asBytes,bldata, 4);
850 SendCommand(&d);
851 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
852 uint8_t isOK = resp.arg[0] & 0xff;
853 PrintAndLog("isOk:%02x", isOK);
854 } else {
855 PrintAndLog("Command execute timeout");
856 }
857 }
858 } else {
859 PrintAndLog("--block no:%02x", blockNo);
860 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
861 UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
862 memcpy(e.d.asBytes,bldata, 4);
863 SendCommand(&e);
864 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
865 uint8_t isOK = resp.arg[0] & 0xff;
866 PrintAndLog("isOk:%02x", isOK);
867 } else {
868 PrintAndLog("Command execute timeout");
869 }
870 }
871 return 0;
872 }
873
874 //
875 // Mifare Ultralight Read Single Block
876 //
877 int CmdHF14AMfURdBl(const char *Cmd){
878
879 UsbCommand resp;
880 uint8_t blockNo = -1;
881 char cmdp = param_getchar(Cmd, 0);
882
883 if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
884 PrintAndLog("Usage: hf mfu rdbl <block number>");
885 PrintAndLog(" sample: hfu mfu rdbl 0");
886 return 0;
887 }
888
889 blockNo = param_get8(Cmd, 0);
890
891 if (blockNo > MAX_UL_BLOCKS){
892 PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight");
893 return 1;
894 }
895
896 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
897 SendCommand(&c);
898
899
900 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
901 uint8_t isOK = resp.arg[0] & 0xff;
902 if (isOK) {
903 uint8_t *data = resp.d.asBytes;
904 PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4));
905 }
906 else {
907 PrintAndLog("Failed reading block: (%02x)", isOK);
908 }
909 } else {
910 PrintAndLog("Command execute time-out");
911 }
912
913 return 0;
914 }
915
916 int usage_hf_mfu_info(void)
917 {
918 PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
919 PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
920 PrintAndLog("The following tags can be identified:\n");
921 PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1");
922 PrintAndLog("NTAG 213, NTAG 215, NTAG 216");
923 PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
924 PrintAndLog("Usage: hf mfu info k <key>");
925 PrintAndLog(" Options : ");
926 PrintAndLog(" k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
927 PrintAndLog("");
928 PrintAndLog(" sample : hf mfu info");
929 PrintAndLog(" : hf mfu info k 11223344");
930 return 0;
931 }
932
933 int usage_hf_mfu_dump(void)
934 {
935 PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
936 PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
937 PrintAndLog("It autodetects card type.\n");
938 PrintAndLog("Usage: hf mfu dump l k <key> n <filename w/o .bin> p <> q <>");
939 PrintAndLog(" Options : ");
940 PrintAndLog(" k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
941 PrintAndLog(" l : swap entered key's endianness for auth");
942 PrintAndLog(" n <FN > : filename w/o .bin to save the dump as");
943 PrintAndLog(" p <Pg > : starting Page number to manually set a page to start the dump at");
944 PrintAndLog(" q <qty> : number of Pages to manually set how many pages to dump");
945
946 PrintAndLog("");
947 PrintAndLog(" sample : hf mfu dump");
948 PrintAndLog(" : hf mfu dump n myfile");
949 PrintAndLog(" : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
950 return 0;
951 }
952
953 //
954 // Mifare Ultralight / Ultralight-C / Ultralight-EV1
955 // Read and Dump Card Contents, using auto detection of tag size.
956 //
957 // TODO: take a password to read UL-C / UL-EV1 tags.
958 int CmdHF14AMfUDump(const char *Cmd){
959
960 FILE *fout;
961 char filename[FILE_PATH_SIZE] = {0x00};
962 char * fnameptr = filename;
963 uint8_t *lockbytes_t = NULL;
964 uint8_t lockbytes[2] = {0x00};
965 uint8_t *lockbytes_t2 = NULL;
966 uint8_t lockbytes2[2] = {0x00};
967 bool bit[16] = {0x00};
968 bool bit2[16] = {0x00};
969 uint8_t data[1024] = {0x00};
970 bool hasPwd = false;
971 int i = 0;
972 int Pages = 16;
973 bool tmplockbit = false;
974 uint8_t dataLen=0;
975 uint8_t cmdp =0;
976 uint8_t key[16] = {0x00};
977 uint8_t *keyPtr = key;
978 size_t fileNlen = 0;
979 bool errors = false;
980 bool swapEndian = false;
981 bool manualPages = false;
982 uint8_t startPage = 0;
983 char tempStr[50];
984
985 while(param_getchar(Cmd, cmdp) != 0x00)
986 {
987 switch(param_getchar(Cmd, cmdp))
988 {
989 case 'h':
990 case 'H':
991 return usage_hf_mfu_dump();
992 case 'k':
993 case 'K':
994 dataLen = param_getstr(Cmd, cmdp+1, tempStr);
995 if (dataLen == 32) //ul-c
996 errors = param_gethex(tempStr, 0, key, dataLen);
997 else if (dataLen == 8) //ev1/ntag
998 errors = param_gethex(tempStr, 0, key, dataLen);
999 else{
1000 PrintAndLog("\nERROR: Key is incorrect length\n");
1001 errors = true;
1002 }
1003
1004 cmdp += 2;
1005 hasPwd = true;
1006 break;
1007 case 'l':
1008 case 'L':
1009 swapEndian = true;
1010 cmdp++;
1011 break;
1012 case 'n':
1013 case 'N':
1014 fileNlen = param_getstr(Cmd, cmdp+1, filename);
1015 if (!fileNlen) errors = true;
1016 if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
1017 cmdp += 2;
1018 break;
1019 case 'p':
1020 case 'P':
1021 startPage = param_get8(Cmd, cmdp+1);
1022 manualPages = true;
1023 cmdp += 2;
1024 break;
1025 case 'q':
1026 case 'Q':
1027 Pages = param_get8(Cmd, cmdp+1);
1028 cmdp += 2;
1029 manualPages = true;
1030 break;
1031 default:
1032 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1033 errors = true;
1034 break;
1035 }
1036 if(errors) break;
1037 }
1038
1039 //Validations
1040 if(errors) return usage_hf_mfu_dump();
1041
1042 if (swapEndian && dataLen == 32)
1043 keyPtr = SwapEndian64(data, 16, 8);
1044
1045 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1046 if (tagtype == UL_ERROR) return -1;
1047
1048 if (!manualPages)
1049 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
1050 if (tagtype & UL_TYPES_ARRAY[idx])
1051 Pages = UL_MEMORY_ARRAY[idx]+1;
1052
1053 ul_print_type(tagtype, 0);
1054 PrintAndLog("Reading tag memory...");
1055 UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
1056 if ( hasPwd ) {
1057 if (tagtype & UL_C)
1058 c.arg[2] = 1; //UL_C auth
1059 else
1060 c.arg[2] = 2; //UL_EV1/NTAG auth
1061
1062 memcpy(c.d.asBytes, key, dataLen/2);
1063 }
1064 SendCommand(&c);
1065 UsbCommand resp;
1066 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1067 PrintAndLog("Command execute time-out");
1068 return 1;
1069 }
1070 if (resp.arg[0] != 1) {
1071 PrintAndLog("Failed reading block: (%02x)", i);
1072 return 1;
1073 }
1074
1075 uint32_t bufferSize = resp.arg[1];
1076 if (bufferSize > sizeof(data)) {
1077 PrintAndLog("Data exceeded Buffer size!");
1078 bufferSize = sizeof(data);
1079 }
1080 GetFromBigBuf(data, bufferSize, 0);
1081 WaitForResponse(CMD_ACK,NULL);
1082
1083 Pages = bufferSize/4;
1084 // Load lock bytes.
1085 int j = 0;
1086
1087 lockbytes_t = data + 8;
1088 lockbytes[0] = lockbytes_t[2];
1089 lockbytes[1] = lockbytes_t[3];
1090 for(j = 0; j < 16; j++){
1091 bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
1092 }
1093
1094 // Load bottom lockbytes if available
1095 // HOW DOES THIS APPLY TO EV1 and/or NTAG???
1096 if ( Pages == 44 ) {
1097 lockbytes_t2 = data + (40*4);
1098 lockbytes2[0] = lockbytes_t2[2];
1099 lockbytes2[1] = lockbytes_t2[3];
1100 for (j = 0; j < 16; j++) {
1101 bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
1102 }
1103 }
1104
1105 // add keys to block dump
1106 if (hasPwd && (tagtype & UL_C)){ //UL_C
1107 memcpy(data + Pages*4, key, dataLen/2);
1108 Pages += 4;
1109 } else if (hasPwd) { //not sure output is in correct location.
1110 memcpy(data + Pages*4, key, dataLen/2);
1111 Pages += 1;
1112 }
1113
1114 for (i = 0; i < Pages; ++i) {
1115 if ( i < 3 ) {
1116 PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4));
1117 continue;
1118 }
1119 switch(i){
1120 case 3: tmplockbit = bit[4]; break;
1121 case 4: tmplockbit = bit[3]; break;
1122 case 5: tmplockbit = bit[2]; break;
1123 case 6: tmplockbit = bit[1]; break;
1124 case 7: tmplockbit = bit[0]; break;
1125 case 8: tmplockbit = bit[15]; break;
1126 case 9: tmplockbit = bit[14]; break;
1127 case 10: tmplockbit = bit[13]; break;
1128 case 11: tmplockbit = bit[12]; break;
1129 case 12: tmplockbit = bit[11]; break;
1130 case 13: tmplockbit = bit[10]; break;
1131 case 14: tmplockbit = bit[9]; break;
1132 case 15: tmplockbit = bit[8]; break;
1133 case 16:
1134 case 17:
1135 case 18:
1136 case 19: tmplockbit = bit2[6]; break;
1137 case 20:
1138 case 21:
1139 case 22:
1140 case 23: tmplockbit = bit2[5]; break;
1141 case 24:
1142 case 25:
1143 case 26:
1144 case 27: tmplockbit = bit2[4]; break;
1145 case 28:
1146 case 29:
1147 case 30:
1148 case 31: tmplockbit = bit2[2]; break;
1149 case 32:
1150 case 33:
1151 case 34:
1152 case 35: tmplockbit = bit2[1]; break;
1153 case 36:
1154 case 37:
1155 case 38:
1156 case 39: tmplockbit = bit2[0]; break;
1157 case 40: tmplockbit = bit2[12]; break;
1158 case 41: tmplockbit = bit2[11]; break;
1159 case 42: tmplockbit = bit2[10]; break; //auth0
1160 case 43: tmplockbit = bit2[9]; break; //auth1
1161 default: break;
1162 }
1163 PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),tmplockbit);
1164 }
1165
1166 // user supplied filename?
1167 if (fileNlen < 1) {
1168 // UID = data 0-1-2 4-5-6-7 (skips a beat)
1169 sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
1170 data[0], data[1], data[2], data[4], data[5], data[6], data[7]);
1171 } else {
1172 sprintf(fnameptr + fileNlen,".bin");
1173 }
1174
1175 if ((fout = fopen(filename,"wb")) == NULL) {
1176 PrintAndLog("Could not create file name %s", filename);
1177 return 1;
1178 }
1179 fwrite( data, 1, Pages*4, fout );
1180 fclose(fout);
1181
1182 PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
1183 return 0;
1184 }
1185
1186 //-------------------------------------------------------------------------------
1187 // Ultralight C Methods
1188 //-------------------------------------------------------------------------------
1189
1190 //
1191 // Ultralight C Authentication Demo {currently uses hard-coded key}
1192 //
1193 int CmdHF14AMfucAuth(const char *Cmd){
1194
1195 uint8_t keyNo = 0;
1196 bool errors = false;
1197
1198 char cmdp = param_getchar(Cmd, 0);
1199
1200 //Change key to user defined one
1201 if (cmdp == 'k' || cmdp == 'K'){
1202 keyNo = param_get8(Cmd, 1);
1203 if(keyNo > KEYS_3DES_COUNT)
1204 errors = true;
1205 }
1206
1207 if (cmdp == 'h' || cmdp == 'H')
1208 errors = true;
1209
1210 if (errors) {
1211 PrintAndLog("Usage: hf mfu cauth k <key number>");
1212 PrintAndLog(" 0 (default): 3DES standard key");
1213 PrintAndLog(" 1 : all 0x00 key");
1214 PrintAndLog(" 2 : 0x00-0x0F key");
1215 PrintAndLog(" 3 : nfc key");
1216 PrintAndLog(" 4 : all 0x01 key");
1217 PrintAndLog(" 5 : all 0xff key");
1218 PrintAndLog(" 6 : 0x00-0xFF key");
1219 PrintAndLog("\n sample : hf mfu cauth k");
1220 PrintAndLog(" : hf mfu cauth k 3");
1221 return 0;
1222 }
1223
1224 uint8_t *key = default_3des_keys[keyNo];
1225 if (ulc_authentication(key, true))
1226 PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
1227 else
1228 PrintAndLog("Authentication failed");
1229
1230 return 0;
1231 }
1232
1233 /**
1234 A test function to validate that the polarssl-function works the same
1235 was as the openssl-implementation.
1236 Commented out, since it requires openssl
1237
1238 int CmdTestDES(const char * cmd)
1239 {
1240 uint8_t key[16] = {0x00};
1241
1242 memcpy(key,key3_3des_data,16);
1243 DES_cblock RndA, RndB;
1244
1245 PrintAndLog("----------OpenSSL DES implementation----------");
1246 {
1247 uint8_t e_RndB[8] = {0x00};
1248 unsigned char RndARndB[16] = {0x00};
1249
1250 DES_cblock iv = { 0 };
1251 DES_key_schedule ks1,ks2;
1252 DES_cblock key1,key2;
1253
1254 memcpy(key,key3_3des_data,16);
1255 memcpy(key1,key,8);
1256 memcpy(key2,key+8,8);
1257
1258
1259 DES_set_key((DES_cblock *)key1,&ks1);
1260 DES_set_key((DES_cblock *)key2,&ks2);
1261
1262 DES_random_key(&RndA);
1263 PrintAndLog(" RndA:%s",sprint_hex(RndA, 8));
1264 PrintAndLog(" e_RndB:%s",sprint_hex(e_RndB, 8));
1265 //void DES_ede2_cbc_encrypt(const unsigned char *input,
1266 // unsigned char *output, long length, DES_key_schedule *ks1,
1267 // DES_key_schedule *ks2, DES_cblock *ivec, int enc);
1268 DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
1269
1270 PrintAndLog(" RndB:%s",sprint_hex(RndB, 8));
1271 rol(RndB,8);
1272 memcpy(RndARndB,RndA,8);
1273 memcpy(RndARndB+8,RndB,8);
1274 PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16));
1275 DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
1276 PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
1277
1278 }
1279 PrintAndLog("----------PolarSSL implementation----------");
1280 {
1281 uint8_t random_a[8] = { 0 };
1282 uint8_t enc_random_a[8] = { 0 };
1283 uint8_t random_b[8] = { 0 };
1284 uint8_t enc_random_b[8] = { 0 };
1285 uint8_t random_a_and_b[16] = { 0 };
1286 des3_context ctx = { 0 };
1287
1288 memcpy(random_a, RndA,8);
1289
1290 uint8_t output[8] = { 0 };
1291 uint8_t iv[8] = { 0 };
1292
1293 PrintAndLog(" RndA :%s",sprint_hex(random_a, 8));
1294 PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8));
1295
1296 des3_set2key_dec(&ctx, key);
1297
1298 des3_crypt_cbc(&ctx // des3_context *ctx
1299 , DES_DECRYPT // int mode
1300 , sizeof(random_b) // size_t length
1301 , iv // unsigned char iv[8]
1302 , enc_random_b // const unsigned char *input
1303 , random_b // unsigned char *output
1304 );
1305
1306 PrintAndLog(" RndB:%s",sprint_hex(random_b, 8));
1307
1308 rol(random_b,8);
1309 memcpy(random_a_and_b ,random_a,8);
1310 memcpy(random_a_and_b+8,random_b,8);
1311
1312 PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16));
1313
1314 des3_set2key_enc(&ctx, key);
1315
1316 des3_crypt_cbc(&ctx // des3_context *ctx
1317 , DES_ENCRYPT // int mode
1318 , sizeof(random_a_and_b) // size_t length
1319 , enc_random_b // unsigned char iv[8]
1320 , random_a_and_b // const unsigned char *input
1321 , random_a_and_b // unsigned char *output
1322 );
1323
1324 PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
1325 }
1326 return 0;
1327 }
1328 **/
1329
1330 //
1331 // Ultralight C Read Single Block
1332 //
1333 int CmdHF14AMfUCRdBl(const char *Cmd)
1334 {
1335 UsbCommand resp;
1336 bool hasPwd = FALSE;
1337 uint8_t blockNo = -1;
1338 uint8_t key[16];
1339 char cmdp = param_getchar(Cmd, 0);
1340
1341 if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
1342 PrintAndLog("Usage: hf mfu crdbl <block number> <key>");
1343 PrintAndLog("");
1344 PrintAndLog("sample: hf mfu crdbl 0");
1345 PrintAndLog(" hf mfu crdbl 0 00112233445566778899AABBCCDDEEFF");
1346 return 0;
1347 }
1348
1349 blockNo = param_get8(Cmd, 0);
1350 if (blockNo < 0) {
1351 PrintAndLog("Wrong block number");
1352 return 1;
1353 }
1354
1355 if (blockNo > MAX_ULC_BLOCKS ){
1356 PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C");
1357 return 1;
1358 }
1359
1360 // key
1361 if ( strlen(Cmd) > 3){
1362 if (param_gethex(Cmd, 1, key, 32)) {
1363 PrintAndLog("Key must include %d HEX symbols", 32);
1364 return 1;
1365 } else {
1366 hasPwd = TRUE;
1367 }
1368 }
1369
1370 //Read Block
1371 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1372 if ( hasPwd ) {
1373 c.arg[1] = 1;
1374 memcpy(c.d.asBytes,key,16);
1375 }
1376 SendCommand(&c);
1377
1378 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1379 uint8_t isOK = resp.arg[0] & 0xff;
1380 if (isOK) {
1381 uint8_t *data = resp.d.asBytes;
1382 PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4));
1383 }
1384 else {
1385 PrintAndLog("Failed reading block: (%02x)", isOK);
1386 }
1387 } else {
1388 PrintAndLog("Command execute time-out");
1389 }
1390 return 0;
1391 }
1392
1393 //
1394 // Mifare Ultralight C Write Single Block
1395 //
1396 int CmdHF14AMfUCWrBl(const char *Cmd){
1397
1398 uint8_t blockNo = -1;
1399 bool chinese_card = FALSE;
1400 uint8_t bldata[16] = {0x00};
1401 UsbCommand resp;
1402
1403 char cmdp = param_getchar(Cmd, 0);
1404
1405 if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
1406 PrintAndLog("Usage: hf mfu cwrbl <block number> <block data (8 hex symbols)> [w]");
1407 PrintAndLog(" [block number]");
1408 PrintAndLog(" [block data] - (8 hex symbols)");
1409 PrintAndLog(" [w] - Chinese magic ultralight tag");
1410 PrintAndLog("");
1411 PrintAndLog(" sample: hf mfu cwrbl 0 01020304");
1412 PrintAndLog("");
1413 return 0;
1414 }
1415
1416 blockNo = param_get8(Cmd, 0);
1417 if (blockNo > MAX_ULC_BLOCKS ){
1418 PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!");
1419 return 1;
1420 }
1421
1422 if (param_gethex(Cmd, 1, bldata, 8)) {
1423 PrintAndLog("Block data must include 8 HEX symbols");
1424 return 1;
1425 }
1426
1427 if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
1428 chinese_card = TRUE;
1429 }
1430
1431 if ( blockNo <= 3 ) {
1432 if (!chinese_card){
1433 PrintAndLog("Access Denied");
1434 return 1;
1435 } else {
1436 PrintAndLog("--Special block no: 0x%02x", blockNo);
1437 PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
1438 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
1439 memcpy(d.d.asBytes,bldata, 4);
1440 SendCommand(&d);
1441 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1442 uint8_t isOK = resp.arg[0] & 0xff;
1443 PrintAndLog("isOk:%02x", isOK);
1444 } else {
1445 PrintAndLog("Command execute timeout");
1446 return 1;
1447 }
1448 }
1449 } else {
1450 PrintAndLog("--Block no : 0x%02x", blockNo);
1451 PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
1452 UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
1453 memcpy(e.d.asBytes,bldata, 4);
1454 SendCommand(&e);
1455 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1456 uint8_t isOK = resp.arg[0] & 0xff;
1457 PrintAndLog("isOk : %02x", isOK);
1458 } else {
1459 PrintAndLog("Command execute timeout");
1460 return 1;
1461 }
1462 }
1463 return 0;
1464 }
1465
1466 //
1467 // Mifare Ultralight C - Set password
1468 //
1469 int CmdHF14AMfucSetPwd(const char *Cmd){
1470
1471 uint8_t pwd[16] = {0x00};
1472
1473 char cmdp = param_getchar(Cmd, 0);
1474
1475 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1476 PrintAndLog("Usage: hf mfu setpwd <password (32 hex symbols)>");
1477 PrintAndLog(" [password] - (32 hex symbols)");
1478 PrintAndLog("");
1479 PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1480 PrintAndLog("");
1481 return 0;
1482 }
1483
1484 if (param_gethex(Cmd, 0, pwd, 32)) {
1485 PrintAndLog("Password must include 32 HEX symbols");
1486 return 1;
1487 }
1488
1489 UsbCommand c = {CMD_MIFAREUC_SETPWD};
1490 memcpy( c.d.asBytes, pwd, 16);
1491 SendCommand(&c);
1492
1493 UsbCommand resp;
1494
1495 if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1496 if ( (resp.arg[0] & 0xff) == 1)
1497 PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16));
1498 else{
1499 PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff);
1500 return 1;
1501 }
1502 }
1503 else {
1504 PrintAndLog("command execution time out");
1505 return 1;
1506 }
1507
1508 return 0;
1509 }
1510
1511 //
1512 // Magic UL / UL-C tags - Set UID
1513 //
1514 int CmdHF14AMfucSetUid(const char *Cmd){
1515
1516 UsbCommand c;
1517 UsbCommand resp;
1518 uint8_t uid[7] = {0x00};
1519 char cmdp = param_getchar(Cmd, 0);
1520
1521 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1522 PrintAndLog("Usage: hf mfu setuid <uid (14 hex symbols)>");
1523 PrintAndLog(" [uid] - (14 hex symbols)");
1524 PrintAndLog("\nThis only works for Magic Ultralight tags.");
1525 PrintAndLog("");
1526 PrintAndLog("sample: hf mfu setuid 11223344556677");
1527 PrintAndLog("");
1528 return 0;
1529 }
1530
1531 if (param_gethex(Cmd, 0, uid, 14)) {
1532 PrintAndLog("UID must include 14 HEX symbols");
1533 return 1;
1534 }
1535
1536 // read block2.
1537 c.cmd = CMD_MIFAREU_READBL;
1538 c.arg[0] = 2;
1539 SendCommand(&c);
1540 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1541 PrintAndLog("Command execute timeout");
1542 return 2;
1543 }
1544
1545 // save old block2.
1546 uint8_t oldblock2[4] = {0x00};
1547 memcpy(resp.d.asBytes, oldblock2, 4);
1548
1549 // block 0.
1550 c.cmd = CMD_MIFAREU_WRITEBL;
1551 c.arg[0] = 0;
1552 c.d.asBytes[0] = uid[0];
1553 c.d.asBytes[1] = uid[1];
1554 c.d.asBytes[2] = uid[2];
1555 c.d.asBytes[3] = 0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1556 SendCommand(&c);
1557 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1558 PrintAndLog("Command execute timeout");
1559 return 3;
1560 }
1561
1562 // block 1.
1563 c.arg[0] = 1;
1564 c.d.asBytes[0] = uid[3];
1565 c.d.asBytes[1] = uid[4];
1566 c.d.asBytes[2] = uid[5];
1567 c.d.asBytes[3] = uid[6];
1568 SendCommand(&c);
1569 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1570 PrintAndLog("Command execute timeout");
1571 return 4;
1572 }
1573
1574 // block 2.
1575 c.arg[0] = 2;
1576 c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1577 c.d.asBytes[1] = oldblock2[1];
1578 c.d.asBytes[2] = oldblock2[2];
1579 c.d.asBytes[3] = oldblock2[3];
1580 SendCommand(&c);
1581 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1582 PrintAndLog("Command execute timeout");
1583 return 5;
1584 }
1585
1586 return 0;
1587 }
1588
1589 int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1590
1591 uint8_t iv[8] = { 0x00 };
1592 uint8_t block = 0x07;
1593
1594 // UL-EV1
1595 //04 57 b6 e2 05 3f 80 UID
1596 //4a f8 4b 19 PWD
1597 uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1598 uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1599 uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1600 uint8_t dkeyA[8] = { 0x00 };
1601 uint8_t dkeyB[8] = { 0x00 };
1602
1603 uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1604
1605 uint8_t mix[8] = { 0x00 };
1606 uint8_t divkey[8] = { 0x00 };
1607
1608 memcpy(mix, mifarekeyA, 4);
1609
1610 mix[4] = mifarekeyA[4] ^ uid[0];
1611 mix[5] = mifarekeyA[5] ^ uid[1];
1612 mix[6] = block ^ uid[2];
1613 mix[7] = uid[3];
1614
1615 des3_context ctx = { 0x00 };
1616 des3_set2key_enc(&ctx, masterkey);
1617
1618 des3_crypt_cbc(&ctx // des3_context
1619 , DES_ENCRYPT // int mode
1620 , sizeof(mix) // length
1621 , iv // iv[8]
1622 , mix // input
1623 , divkey // output
1624 );
1625
1626 PrintAndLog("3DES version");
1627 PrintAndLog("Masterkey :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1628 PrintAndLog("UID :\t %s", sprint_hex(uid, sizeof(uid)));
1629 PrintAndLog("Sector :\t %0d", block);
1630 PrintAndLog("Mifare key :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1631 PrintAndLog("Message :\t %s", sprint_hex(mix, sizeof(mix)));
1632 PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
1633
1634 PrintAndLog("\n DES version");
1635
1636 for (int i=0; i < sizeof(mifarekeyA); ++i){
1637 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1638 dkeyA[6] |= ((mifarekeyA[i] >> 7) & 1) << (i+1);
1639 }
1640
1641 for (int i=0; i < sizeof(mifarekeyB); ++i){
1642 dkeyB[1] |= ((mifarekeyB[i] >> 7) & 1) << (i+1);
1643 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1644 }
1645
1646 uint8_t zeros[8] = {0x00};
1647 uint8_t newpwd[8] = {0x00};
1648 uint8_t dmkey[24] = {0x00};
1649 memcpy(dmkey, dkeyA, 8);
1650 memcpy(dmkey+8, dkeyB, 8);
1651 memcpy(dmkey+16, dkeyA, 8);
1652 memset(iv, 0x00, 8);
1653
1654 des3_set3key_enc(&ctx, dmkey);
1655
1656 des3_crypt_cbc(&ctx // des3_context
1657 , DES_ENCRYPT // int mode
1658 , sizeof(newpwd) // length
1659 , iv // iv[8]
1660 , zeros // input
1661 , newpwd // output
1662 );
1663
1664 PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1665 PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1666 PrintAndLog("Mifare ABA :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1667 PrintAndLog("Mifare Pwd :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1668
1669 return 0;
1670 }
1671
1672 // static uint8_t * diversify_key(uint8_t * key){
1673
1674 // for(int i=0; i<16; i++){
1675 // if(i<=6) key[i]^=cuid[i];
1676 // if(i>6) key[i]^=cuid[i%7];
1677 // }
1678 // return key;
1679 // }
1680
1681 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1682 // for (int i=0; i<len; ++i){
1683
1684 // }
1685 // return;
1686 // }
1687
1688 //------------------------------------
1689 // Menu Stuff
1690 //------------------------------------
1691 static command_t CommandTable[] =
1692 {
1693 {"help", CmdHelp, 1, "This help"},
1694 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1695 {"info", CmdHF14AMfUInfo, 0, "Tag information"},
1696 {"dump", CmdHF14AMfUDump, 0, "Dump Ultralight / Ultralight-C tag to binary file"},
1697 {"rdbl", CmdHF14AMfURdBl, 0, "Read block - Ultralight"},
1698 {"wrbl", CmdHF14AMfUWrBl, 0, "Write block - Ultralight"},
1699 {"crdbl", CmdHF14AMfUCRdBl, 0, "Read block - Ultralight C"},
1700 {"cwrbl", CmdHF14AMfUCWrBl, 0, "Write block - Ultralight C"},
1701 {"cauth", CmdHF14AMfucAuth, 0, "Authentication - Ultralight C"},
1702 {"setpwd", CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
1703 {"setuid", CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
1704 {"gen", CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
1705 {NULL, NULL, 0, NULL}
1706 };
1707
1708 int CmdHFMFUltra(const char *Cmd){
1709 WaitForResponseTimeout(CMD_ACK,NULL,100);
1710 CmdsParse(CommandTable, Cmd);
1711 return 0;
1712 }
1713
1714 int CmdHelp(const char *Cmd){
1715 CmdsHelp(CommandTable);
1716 return 0;
1717 }
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