1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
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
7 //-----------------------------------------------------------------------------
8 // High frequency commands
9 //-----------------------------------------------------------------------------
13 #include "proxmark3.h"
16 #include "cmdparser.h"
22 #include "cmdhflegic.h"
23 #include "cmdhficlass.h"
26 static int CmdHelp(const char *Cmd
);
28 int CmdHFTune(const char *Cmd
)
30 UsbCommand c
={CMD_MEASURE_ANTENNA_TUNING_HF
};
34 // for the time being. Need better Bigbuf handling.
35 #define TRACE_SIZE 3000
37 //The following data is taken from http://www.proxmark.org/forum/viewtopic.php?pid=13501#p13501
39 ISO14443A (usually NFC tags)
41 30 = Read (usage: 30+1byte block number+2bytes ISO14443A-CRC - answer: 16bytes)
42 A2 = Write (usage: A2+1byte block number+4bytes data+2bytes ISO14443A-CRC - answer: 0A [ACK] or 00 [NAK])
43 52 (7bits) = WUPA (usage: 52(7bits) - answer: 2bytes ATQA)
44 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
45 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
46 95 20 = Anticollision of cascade level2
47 95 70 = Select of cascade level2
48 50 00 = Halt (usage: 5000+2bytes ISO14443A-CRC - no answer from card)
50 60 = Authenticate with KeyA
51 61 = Authenticate with KeyB
52 40 (7bits) = Used to put Chinese Changeable UID cards in special mode (must be followed by 43 (8bits) - answer: 0A)
58 A0 = Compatibility Write (to accomodate MIFARE commands)
59 1A = Step1 Authenticate
60 AF = Step2 Authenticate
67 SRIX4K (tag does not respond to 05)
69 0E xx = SELECT ID (xx = Chip-ID)
71 08 yy = Read Block (yy = block number)
72 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
73 0C = Reset to Inventory
75 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
79 MANDATORY COMMANDS (all ISO15693 tags must support those)
80 01 = Inventory (usage: 260100+2bytes ISO15693-CRC - answer: 12bytes)
82 OPTIONAL COMMANDS (not all tags support them)
83 20 = Read Block (usage: 0220+1byte block number+2bytes ISO15693-CRC - answer: 4bytes)
84 21 = Write Block (usage: 0221+1byte block number+4bytes data+2bytes ISO15693-CRC - answer: 4bytes)
86 23 = Read Multiple Blocks (usage: 0223+1byte 1st block to read+1byte last block to read+2bytes ISO15693-CRC)
93 2B = Get_System_Info (usage: 022B+2bytes ISO15693-CRC - answer: 14 or more bytes)
94 2C = Read Multiple Block Security Status (usage: 022C+1byte 1st block security to read+1byte last block security to read+2bytes ISO15693-CRC)
96 EM Microelectronic CUSTOM COMMANDS
97 A5 = Active EAS (followed by 1byte IC Manufacturer code+1byte EAS type)
98 A7 = Write EAS ID (followed by 1byte IC Manufacturer code+2bytes EAS value)
99 B8 = Get Protection Status for a specific block (followed by 1byte IC Manufacturer code+1byte block number+1byte of how many blocks after the previous is needed the info)
100 E4 = Login (followed by 1byte IC Manufacturer code+4bytes password)
101 NXP/Philips CUSTOM COMMANDS
103 A1 = Fast Inventory Read
108 A6 = Password Protect EAS
111 B0 = Inventory Page Read
112 B1 = Fast Inventory Page Read
113 B2 = Get Random Number
117 B6 = Bit Password Protection
118 B7 = Lock Page Protection Condition
119 B8 = Get Multiple Block Protection Status
122 BB = 64bit Password Protection
123 40 = Long Range CMD (Standard ISO/TR7003:1990)
126 #define ICLASS_CMD_ACTALL 0x0A
127 #define ICLASS_CMD_READ_OR_IDENTIFY 0x0C
128 #define ICLASS_CMD_SELECT 0x81
129 #define ICLASS_CMD_PAGESEL 0x84
130 #define ICLASS_CMD_READCHECK 0x88
131 #define ICLASS_CMD_CHECK 0x05
132 #define ICLASS_CMD_SOF 0x0F
133 #define ICLASS_CMD_HALT 0x00
135 #define ISO14443_CMD_REQA 0x26
136 #define ISO14443_CMD_READBLOCK 0x30
137 #define ISO14443_CMD_WUPA 0x52
138 #define ISO14443_CMD_ANTICOLL_OR_SELECT 0x93
139 #define ISO14443_CMD_ANTICOLL_OR_SELECT_2 0x95
140 #define ISO14443_CMD_WRITEBLOCK 0xA0 // or 0xA2 ?
141 #define ISO14443_CMD_HALT 0x50
142 #define ISO14443_CMD_RATS 0xE0
144 #define MIFARE_AUTH_KEYA 0x60
145 #define MIFARE_AUTH_KEYB 0x61
146 #define MIFARE_MAGICMODE 0x40
147 #define MIFARE_CMD_INC 0xC0
148 #define MIFARE_CMD_DEC 0xC1
149 #define MIFARE_CMD_RESTORE 0xC2
150 #define MIFARE_CMD_TRANSFER 0xB0
152 #define MIFARE_ULC_WRITE 0xA0
153 #define MIFARE_ULC_AUTH_1 0x1A
154 #define MIFARE_ULC_AUTH_2 0xAF
156 #define ISO14443B_REQB 0x05
157 #define ISO14443B_ATTRIB 0x1D
158 #define ISO14443B_HALT 0x50
161 #define ISO15693_INVENTORY 0x01
162 #define ISO15693_STAYQUIET 0x02
164 #define ISO15693_READBLOCK 0x20
165 #define ISO15693_WRITEBLOCK 0x21
166 #define ISO15693_LOCKBLOCK 0x22
167 #define ISO15693_READ_MULTI_BLOCK 0x23
168 #define ISO15693_SELECT 0x25
169 #define ISO15693_RESET_TO_READY 0x26
170 #define ISO15693_WRITE_AFI 0x27
171 #define ISO15693_LOCK_AFI 0x28
172 #define ISO15693_WRITE_DSFID 0x29
173 #define ISO15693_LOCK_DSFID 0x2A
174 #define ISO15693_GET_SYSTEM_INFO 0x2B
175 #define ISO15693_READ_MULTI_SECSTATUS 0x2C
180 void annotateIso14443a(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
)
184 case ISO14443_CMD_WUPA
: snprintf(exp
,size
,"WUPA"); break;
185 case ISO14443_CMD_ANTICOLL_OR_SELECT
:{
186 // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
187 // 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
190 snprintf(exp
,size
,"SELECT_UID"); break;
193 snprintf(exp
,size
,"ANTICOLL"); break;
196 case ISO14443_CMD_ANTICOLL_OR_SELECT_2
:{
197 //95 20 = Anticollision of cascade level2
198 //95 70 = Select of cascade level2
201 snprintf(exp
,size
,"SELECT_UID-2"); break;
204 snprintf(exp
,size
,"ANTICOLL-2"); break;
207 case ISO14443_CMD_REQA
: snprintf(exp
,size
,"REQA"); break;
208 case ISO14443_CMD_READBLOCK
: snprintf(exp
,size
,"READBLOCK(%d)",cmd
[1]); break;
209 case ISO14443_CMD_WRITEBLOCK
: snprintf(exp
,size
,"WRITEBLOCK(%d)",cmd
[1]); break;
210 case ISO14443_CMD_HALT
: snprintf(exp
,size
,"HALT"); break;
211 case ISO14443_CMD_RATS
: snprintf(exp
,size
,"RATS"); break;
212 case MIFARE_CMD_INC
: snprintf(exp
,size
,"INC(%d)",cmd
[1]); break;
213 case MIFARE_CMD_DEC
: snprintf(exp
,size
,"DEC(%d)",cmd
[1]); break;
214 case MIFARE_CMD_RESTORE
: snprintf(exp
,size
,"RESTORE(%d)",cmd
[1]); break;
215 case MIFARE_CMD_TRANSFER
: snprintf(exp
,size
,"TRANSFER(%d)",cmd
[1]); break;
216 case MIFARE_AUTH_KEYA
: snprintf(exp
,size
,"AUTH-A"); break;
217 case MIFARE_AUTH_KEYB
: snprintf(exp
,size
,"AUTH-B"); break;
218 case MIFARE_MAGICMODE
: snprintf(exp
,size
,"MAGIC"); break;
219 default: snprintf(exp
,size
,"?"); break;
224 void annotateIclass(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
)
228 case ICLASS_CMD_ACTALL
: snprintf(exp
,size
,"ACTALL"); break;
229 case ICLASS_CMD_READ_OR_IDENTIFY
:{
231 snprintf(exp
,size
,"READ(%d)",cmd
[1]);
233 snprintf(exp
,size
,"IDENTIFY");
237 case ICLASS_CMD_SELECT
: snprintf(exp
,size
,"SELECT"); break;
238 case ICLASS_CMD_PAGESEL
: snprintf(exp
,size
,"PAGESEL"); break;
239 case ICLASS_CMD_READCHECK
: snprintf(exp
,size
,"READCHECK"); break;
240 case ICLASS_CMD_CHECK
: snprintf(exp
,size
,"CHECK"); break;
241 case ICLASS_CMD_SOF
: snprintf(exp
,size
,"SOF"); break;
242 case ICLASS_CMD_HALT
: snprintf(exp
,size
,"HALT"); break;
243 default: snprintf(exp
,size
,"?"); break;
248 void annotateIso15693(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
)
254 case ISO15693_INVENTORY
:snprintf(exp
, size
, "INVENTORY");break;
255 case ISO15693_STAYQUIET
:snprintf(exp
, size
, "STAY_QUIET");break;
256 default: snprintf(exp
,size
,"?"); break;
259 }else if(cmd
[0] == 0x02)
263 case ISO15693_READBLOCK
:snprintf(exp
, size
, "READBLOCK");break;
264 case ISO15693_WRITEBLOCK
:snprintf(exp
, size
, "WRITEBLOCK");break;
265 case ISO15693_LOCKBLOCK
:snprintf(exp
, size
, "LOCKBLOCK");break;
266 case ISO15693_READ_MULTI_BLOCK
:snprintf(exp
, size
, "READ_MULTI_BLOCK");break;
267 case ISO15693_SELECT
:snprintf(exp
, size
, "SELECT");break;
268 case ISO15693_RESET_TO_READY
:snprintf(exp
, size
, "RESET_TO_READY");break;
269 case ISO15693_WRITE_AFI
:snprintf(exp
, size
, "WRITE_AFI");break;
270 case ISO15693_LOCK_AFI
:snprintf(exp
, size
, "LOCK_AFI");break;
271 case ISO15693_WRITE_DSFID
:snprintf(exp
, size
, "WRITE_DSFID");break;
272 case ISO15693_LOCK_DSFID
:snprintf(exp
, size
, "LOCK_DSFID");break;
273 case ISO15693_GET_SYSTEM_INFO
:snprintf(exp
, size
, "GET_SYSTEM_INFO");break;
274 case ISO15693_READ_MULTI_SECSTATUS
:snprintf(exp
, size
, "READ_MULTI_SECSTATUS");break;
275 default: snprintf(exp
,size
,"?"); break;
280 uint16_t printTraceLine(uint16_t tracepos
, uint8_t* trace
, bool iclass
, bool showWaitCycles
)
283 uint16_t duration
, data_len
,parity_len
;
285 uint32_t timestamp
, first_timestamp
, EndOfTransmissionTimestamp
;
286 char explanation
[30] = {0};
288 first_timestamp
= *((uint32_t *)(trace
));
289 timestamp
= *((uint32_t *)(trace
+ tracepos
));
290 // Break and stick with current result if buffer was not completely full
291 if (timestamp
== 0x44444444) return TRACE_SIZE
;
294 duration
= *((uint16_t *)(trace
+ tracepos
));
296 data_len
= *((uint16_t *)(trace
+ tracepos
));
299 if (data_len
& 0x8000) {
305 parity_len
= (data_len
-1)/8 + 1;
307 if (tracepos
+ data_len
+ parity_len
>= TRACE_SIZE
) {
311 uint8_t *frame
= trace
+ tracepos
;
312 tracepos
+= data_len
;
313 uint8_t *parityBytes
= trace
+ tracepos
;
314 tracepos
+= parity_len
;
316 //--- Draw the data column
318 for (int j
= 0; j
< data_len
; j
++) {
319 int oddparity
= 0x01;
322 for (k
=0 ; k
<8 ; k
++) {
323 oddparity
^= (((frame
[j
] & 0xFF) >> k
) & 0x01);
326 uint8_t parityBits
= parityBytes
[j
>>3];
328 if (isResponse
&& (oddparity
!= ((parityBits
>> (7-(j
&0x0007))) & 0x01))) {
329 sprintf(line
[j
/16]+((j
%16)*4), "%02x! ", frame
[j
]);
331 sprintf(line
[j
/16]+((j
%16)*4), "%02x ", frame
[j
]);
334 //--- Draw the CRC column
335 bool crcError
= false;
341 if(!isResponse
&& data_len
== 4 ) {
342 // Rough guess that this is a command from the reader
343 // For iClass the command byte is not part of the CRC
344 ComputeCrc14443(CRC_ICLASS
, &frame
[1], data_len
-3, &b1
, &b2
);
346 // For other data.. CRC might not be applicable (UPDATE commands etc.)
347 ComputeCrc14443(CRC_ICLASS
, frame
, data_len
-2, &b1
, &b2
);
350 if (b1
!= frame
[data_len
-2] || b2
!= frame
[data_len
-1]) {
356 ComputeCrc14443(CRC_14443_A
, frame
, data_len
-2, &b1
, &b2
);
358 if (b1
!= frame
[data_len
-2] || b2
!= frame
[data_len
-1]) {
359 if(!(isResponse
& (data_len
< 6)))
366 char *crc
= crcError
? "!crc" :" ";
368 EndOfTransmissionTimestamp
= timestamp
+ duration
;
373 annotateIclass(explanation
,sizeof(explanation
),frame
,data_len
);
375 annotateIso14443a(explanation
,sizeof(explanation
),frame
,data_len
);
378 int num_lines
= (data_len
- 1)/16 + 1;
379 for (int j
= 0; j
< num_lines
; j
++) {
381 PrintAndLog(" %9d | %9d | %s | %-64s| %s| %s",
382 (timestamp
- first_timestamp
),
383 (EndOfTransmissionTimestamp
- first_timestamp
),
384 (isResponse
? "Tag" : "Rdr"),
386 (j
== num_lines
-1) ? crc
: " ",
387 (j
== num_lines
-1) ? explanation
: "");
389 PrintAndLog(" | | | %-64s| %s| %s",
391 (j
== num_lines
-1)?crc
:" ",
392 (j
== num_lines
-1) ? explanation
: "");
396 bool next_isResponse
= *((uint16_t *)(trace
+ tracepos
+ 6)) & 0x8000;
398 if (showWaitCycles
&& !isResponse
&& next_isResponse
) {
399 uint32_t next_timestamp
= *((uint32_t *)(trace
+ tracepos
));
400 if (next_timestamp
!= 0x44444444) {
401 PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
402 (EndOfTransmissionTimestamp
- first_timestamp
),
403 (next_timestamp
- first_timestamp
),
405 (next_timestamp
- EndOfTransmissionTimestamp
));
411 int CmdHFList(const char *Cmd
)
413 bool showWaitCycles
= false;
415 int tlen
= param_getstr(Cmd
,0,type
);
416 char param
= param_getchar(Cmd
, 1);
420 if(tlen
== 0 || (strcmp(type
, "iclass") != 0 && strcmp(type
,"14a") != 0))
424 if(param
== 'h' || (param
!=0 && param
!= 'f'))
430 PrintAndLog("List protocol data in trace buffer.");
431 PrintAndLog("Usage: hf list [14a|iclass] [f]");
432 PrintAndLog(" 14a - interpret data as iso14443a communications");
433 PrintAndLog(" iclass - interpret data as iclass communications");
434 PrintAndLog(" f - show frame delay times as well");
436 PrintAndLog("example: hf list 14a f");
437 PrintAndLog("example: hf list iclass");
440 if(strcmp(type
, "iclass") == 0)
446 showWaitCycles
= true;
450 uint8_t trace
[TRACE_SIZE
];
451 uint16_t tracepos
= 0;
452 GetFromBigBuf(trace
, TRACE_SIZE
, 0);
453 WaitForResponse(CMD_ACK
, NULL
);
455 PrintAndLog("Recorded Activity");
457 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
458 PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
459 PrintAndLog("iClass - Timings are not as accurate");
461 PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
462 PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------|-----|--------------------|");
464 while(tracepos
< TRACE_SIZE
)
466 tracepos
= printTraceLine(tracepos
, trace
, iclass
, showWaitCycles
);
472 static command_t CommandTable
[] =
474 {"help", CmdHelp
, 1, "This help"},
475 {"14a", CmdHF14A
, 1, "{ ISO14443A RFIDs... }"},
476 {"14b", CmdHF14B
, 1, "{ ISO14443B RFIDs... }"},
477 {"15", CmdHF15
, 1, "{ ISO15693 RFIDs... }"},
478 {"epa", CmdHFEPA
, 1, "{ German Identification Card... }"},
479 {"legic", CmdHFLegic
, 0, "{ LEGIC RFIDs... }"},
480 {"iclass", CmdHFiClass
, 1, "{ ICLASS RFIDs... }"},
481 {"mf", CmdHFMF
, 1, "{ MIFARE RFIDs... }"},
482 {"tune", CmdHFTune
, 0, "Continuously measure HF antenna tuning"},
483 {"list", CmdHFList
, 1, "List protocol data in trace buffer"},
484 {NULL
, NULL
, 0, NULL
}
487 int CmdHF(const char *Cmd
)
489 CmdsParse(CommandTable
, Cmd
);
493 int CmdHelp(const char *Cmd
)
495 CmdsHelp(CommandTable
);