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cvs.zerfleddert.de Git - proxmark3-svn/blob - client/cmdlft55xx.c
1 //-----------------------------------------------------------------------------
3 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
4 // at your option, any later version. See the LICENSE.txt file for the text of
6 //-----------------------------------------------------------------------------
7 // Low frequency T55xx commands
8 //-----------------------------------------------------------------------------
13 #include "proxmark3.h"
17 #include "cmdparser.h"
20 #include "cmdlft55xx.h"
25 #define LF_TRACE_BUFF_SIZE 20000 // 32 x 32 x 10 (32 bit times numofblock (7), times clock skip..)
26 #define LF_BITSSTREAM_LEN 1000 // more then 1000 bits shouldn't happend.. 8block * 4 bytes * 8bits =
29 PrintAndLog("Usage: lf t55xx rd <block> <password>");
30 PrintAndLog(" <block>, block number to read. Between 0-7");
31 PrintAndLog(" <password>, OPTIONAL password (8 hex characters)");
33 PrintAndLog(" sample: lf t55xx rd 0 = try reading data from block 0");
34 PrintAndLog(" : lf t55xx rd 0 feedbeef = try reading data from block 0 using password");
39 PrintAndLog("Usage: lf t55xx wr <block> <data> [password]");
40 PrintAndLog(" <block>, block number to read. Between 0-7");
41 PrintAndLog(" <data>, 4 bytes of data to write (8 hex characters)");
42 PrintAndLog(" [password], OPTIONAL password 4bytes (8 hex characters)");
44 PrintAndLog(" sample: lf t55xx wd 3 11223344 = try writing data 11223344 to block 3");
45 PrintAndLog(" : lf t55xx wd 3 11223344 feedbeef = try writing data 11223344 to block 3 using password feedbeef");
49 int usage_t55xx_trace() {
50 PrintAndLog("Usage: lf t55xx trace [graph buffer data]");
51 PrintAndLog(" [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");
53 PrintAndLog(" sample: lf t55xx trace");
54 PrintAndLog(" : lf t55xx trace 1");
58 int usage_t55xx_info() {
59 PrintAndLog("Usage: lf t55xx info [graph buffer data]");
60 PrintAndLog(" [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");
62 PrintAndLog(" sample: lf t55xx info");
63 PrintAndLog(" : lf t55xx info 1");
68 int usage_t55xx_dump(){
69 PrintAndLog("Usage: lf t55xx dump <password>");
70 PrintAndLog(" <password>, OPTIONAL password 4bytes (8 hex characters)");
72 PrintAndLog(" sample: lf t55xx dump");
73 PrintAndLog(" : lf t55xx dump feedbeef");
77 static int CmdHelp(const char *Cmd
);
79 int CmdReadBlk(const char *Cmd
)
84 int password
= 0xFFFFFFFF; //default to blank Block 7
90 uint8_t bits
[MAX_GRAPH_TRACE_LEN
] = {0x00};
93 char cmdp
= param_getchar(Cmd
, 0);
94 if (cmdp
== 'h' || cmdp
== 'H') {
99 int res
= sscanf(Cmd
, "%d %x", &block
, &password
);
101 if ( res
< 1 || res
> 2 ){
106 if ((block
< 0) | (block
> 7)) {
107 PrintAndLog("Block must be between 0 and 7");
111 UsbCommand c
= {CMD_T55XX_READ_BLOCK
, {0, block
, 0}};
112 c
.d
.asBytes
[0] = 0x0;
117 c
.d
.asBytes
[0] = 0x1;
121 if ( !WaitForResponseTimeout(CMD_ACK
,NULL
,1500) ) {
122 PrintAndLog("command execution time out");
128 bitlen
= getFromGraphBuf(bits
);
130 errCnt
= askrawdemod(bits
, &bitlen
, &clk
, &invert
, maxErr
, askAmp
);
132 //throw away static - allow 1 and -1 (in case of threshold command first)
133 if ( errCnt
== -1 || bitlen
< 16 ){
134 PrintAndLog("no data found");
136 PrintAndLog("errCnt: %d, bitlen: %d, clk: %d, invert: %d", errCnt
, bitlen
, clk
, invert
);
140 PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d", clk
, invert
, bitlen
);
142 //move bits back to DemodBuffer
143 setDemodBuf(bits
, bitlen
, 0);
144 printBitStream(bits
,bitlen
);
146 // bits has the manchester encoded data.
147 errCnt
= manrawdecode(bits
, &bitlen
);
148 if ( errCnt
== -1 || bitlen
< 16 ){
149 PrintAndLog("no data found");
151 PrintAndLog("errCnt: %d, bitlen: %d, clk: %d, invert: %d", errCnt
, bitlen
, clk
, invert
);
155 blockData
= PackBits(0, 32, bits
);
158 PrintAndLog(" Decoded : 0x%08X %s", blockData
, sprint_bin(bits
,32) );
160 PrintAndLog(" Block %d : 0x%08X %s", block
, blockData
, sprint_bin(bits
,32) );
165 int CmdWriteBlk(const char *Cmd
)
167 int block
= 8; //default to invalid block
168 int data
= 0xFFFFFFFF; //default to blank Block
169 int password
= 0xFFFFFFFF; //default to blank Block 7
171 char cmdp
= param_getchar(Cmd
, 0);
172 if (cmdp
== 'h' || cmdp
== 'H') {
177 int res
= sscanf(Cmd
, "%d %x %x",&block
, &data
, &password
);
179 if ( res
< 2 || res
> 3) {
185 PrintAndLog("Block must be between 0 and 7");
189 UsbCommand c
= {CMD_T55XX_WRITE_BLOCK
, {data
, block
, 0}};
190 c
.d
.asBytes
[0] = 0x0;
193 PrintAndLog("Writing block %d data %08X", block
, data
);
197 c
.d
.asBytes
[0] = 0x1;
198 PrintAndLog("Writing block %d data %08X password %08X", block
, data
, password
);
205 int CmdReadTrace(const char *Cmd
)
207 char cmdp
= param_getchar(Cmd
, 0);
209 if (strlen(Cmd
) > 1 || cmdp
== 'h' || cmdp
== 'H') {
214 if ( strlen(Cmd
)==0){
216 UsbCommand c
= {CMD_T55XX_READ_TRACE
, {0, 0, 0}};
218 WaitForResponse(CMD_ACK
, NULL
);
220 uint8_t data
[LF_TRACE_BUFF_SIZE
] = {0x00};
222 GetFromBigBuf(data
,LF_TRACE_BUFF_SIZE
,0); //3560 -- should be offset..
223 WaitForResponseTimeout(CMD_ACK
,NULL
, 1500);
225 for (int j
= 0; j
< LF_TRACE_BUFF_SIZE
; j
++) {
226 GraphBuffer
[j
] = ((int)data
[j
]);
228 GraphTraceLen
= LF_TRACE_BUFF_SIZE
;
231 uint8_t bits
[LF_BITSSTREAM_LEN
] = {0x00};
232 uint8_t * bitstream
= bits
;
234 manchester_decode(GraphBuffer
, LF_TRACE_BUFF_SIZE
, bitstream
, LF_BITSSTREAM_LEN
);
235 RepaintGraphWindow();
238 uint32_t bl0
= PackBits(si
, 32, bitstream
);
239 uint32_t bl1
= PackBits(si
+32, 32, bitstream
);
241 uint32_t acl
= PackBits(si
, 8, bitstream
); si
+= 8;
242 uint32_t mfc
= PackBits(si
, 8, bitstream
); si
+= 8;
243 uint32_t cid
= PackBits(si
, 5, bitstream
); si
+= 5;
244 uint32_t icr
= PackBits(si
, 3, bitstream
); si
+= 3;
245 uint32_t year
= PackBits(si
, 4, bitstream
); si
+= 4;
246 uint32_t quarter
= PackBits(si
, 2, bitstream
); si
+= 2;
247 uint32_t lotid
= PackBits(si
, 12, bitstream
); si
+= 12;
248 uint32_t wafer
= PackBits(si
, 5, bitstream
); si
+= 5;
249 uint32_t dw
= PackBits(si
, 15, bitstream
);
252 PrintAndLog("-- T55xx Trace Information ----------------------------------");
253 PrintAndLog("-------------------------------------------------------------");
254 PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", acl
, acl
);
255 PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d)", mfc
, mfc
);
256 PrintAndLog(" CID : 0x%02X (%d)", cid
, cid
);
257 PrintAndLog(" ICR IC Revision : %d",icr
);
258 PrintAndLog(" Manufactured");
259 PrintAndLog(" Year/Quarter : %d/%d",2000+year
, quarter
);
260 PrintAndLog(" Lot ID : %d", lotid
);
261 PrintAndLog(" Wafer number : %d", wafer
);
262 PrintAndLog(" Die Number : %d", dw
);
263 PrintAndLog("-------------------------------------------------------------");
264 PrintAndLog(" Raw Data - Page 1");
265 PrintAndLog(" Block 0 : 0x%08X %s", bl0
, sprint_bin(bitstream
+5,32) );
266 PrintAndLog(" Block 0 : 0x%08X %s", bl1
, sprint_bin(bitstream
+37,32) );
267 PrintAndLog("-------------------------------------------------------------");
271 1-8 ACL Allocation class (ISO/IEC 15963-1) 0xE0
272 9-16 MFC Manufacturer ID (ISO/IEC 7816-6) 0x15 Atmel Corporation
273 17-21 CID 0x1 = Atmel ATA5577M1 0x2 = Atmel ATA5577M2
274 22-24 ICR IC revision
275 25-28 YEAR (BCD encoded) 9 (= 2009)
276 29-30 QUARTER 1,2,3,4
282 18-32 DW, die number sequential
288 int CmdInfo(const char *Cmd
){
290 Page 0 Block 0 Configuration data.
294 char cmdp
= param_getchar(Cmd
, 0);
296 if (strlen(Cmd
) > 1 || cmdp
== 'h' || cmdp
== 'H') {
303 uint8_t bits
[LF_BITSSTREAM_LEN
] = {0x00};
305 manchester_decode(GraphBuffer
, LF_TRACE_BUFF_SIZE
, bits
, LF_BITSSTREAM_LEN
);
308 uint32_t bl0
= PackBits(si
, 32, bits
);
310 uint32_t safer
= PackBits(si
, 4, bits
); si
+= 4;
311 uint32_t resv
= PackBits(si
, 7, bits
); si
+= 7;
312 uint32_t dbr
= PackBits(si
, 3, bits
); si
+= 3;
313 uint32_t extend
= PackBits(si
, 1, bits
); si
+= 1;
314 uint32_t datamodulation
= PackBits(si
, 5, bits
); si
+= 5;
315 uint32_t pskcf
= PackBits(si
, 2, bits
); si
+= 2;
316 uint32_t aor
= PackBits(si
, 1, bits
); si
+= 1;
317 uint32_t otp
= PackBits(si
, 1, bits
); si
+= 1;
318 uint32_t maxblk
= PackBits(si
, 3, bits
); si
+= 3;
319 uint32_t pwd
= PackBits(si
, 1, bits
); si
+= 1;
320 uint32_t sst
= PackBits(si
, 1, bits
); si
+= 1;
321 uint32_t fw
= PackBits(si
, 1, bits
); si
+= 1;
322 uint32_t inv
= PackBits(si
, 1, bits
); si
+= 1;
323 uint32_t por
= PackBits(si
, 1, bits
); si
+= 1;
326 PrintAndLog("-- T55xx Configuration & Tag Information --------------------");
327 PrintAndLog("-------------------------------------------------------------");
328 PrintAndLog(" Safer key : %s", GetSaferStr(safer
));
329 PrintAndLog(" reserved : %d", resv
);
330 PrintAndLog(" Data bit rate : %s", GetBitRateStr(dbr
));
331 PrintAndLog(" eXtended mode : %s", (extend
) ? "Yes - Warning":"No");
332 PrintAndLog(" Modulation : %s", GetModulationStr(datamodulation
) );
333 PrintAndLog(" PSK clock freq : %d", pskcf
);
334 PrintAndLog(" AOR - Answer on Request : %s", (aor
) ? "Yes":"No");
335 PrintAndLog(" OTP - One Time Pad : %s", (otp
) ? "Yes - Warning":"No" );
336 PrintAndLog(" Max block : %d", maxblk
);
337 PrintAndLog(" Password mode : %s", (pwd
) ? "Yes":"No");
338 PrintAndLog(" Sequence Start Terminator : %s", (sst
) ? "Yes":"No");
339 PrintAndLog(" Fast Write : %s", (fw
) ? "Yes":"No");
340 PrintAndLog(" Inverse data : %s", (inv
) ? "Yes":"No");
341 PrintAndLog(" POR-Delay : %s", (por
) ? "Yes":"No");
342 PrintAndLog("-------------------------------------------------------------");
343 PrintAndLog(" Raw Data - Page 0");
344 PrintAndLog(" Block 0 : 0x%08X %s", bl0
, sprint_bin(bits
+5,32) );
345 PrintAndLog("-------------------------------------------------------------");
350 int CmdDump(const char *Cmd
){
353 uint8_t pwd
[4] = {0x00};
355 char cmdp
= param_getchar(Cmd
, 0);
356 if ( cmdp
== 'h' || cmdp
== 'H') {
361 bool hasPwd
= ( strlen(Cmd
) > 0);
363 if (param_gethex(Cmd
, 0, pwd
, 8)) {
364 PrintAndLog("password must include 8 HEX symbols");
369 for ( int i
= 0; i
<8; ++i
){
370 memset(s
,0,sizeof(s
));
372 sprintf(s
,"%d %02x%02x%02x%02x", i
, pwd
[0],pwd
[1],pwd
[2],pwd
[3]);
381 int CmdIceFsk(const char *Cmd
){
383 if (!HasGraphData()) return 0;
385 iceFsk3(GraphBuffer
, LF_TRACE_BUFF_SIZE
);
386 RepaintGraphWindow();
389 int CmdIceManchester(const char *Cmd
){
390 ManchesterDemod( -1);
393 int ManchesterDemod(int blockNum
){
395 if (!HasGraphData()) return 0;
397 uint8_t sizebyte
= 32;
398 // the value 5 was selected during empirical studies of the decoded data. Some signal noise to skip.
401 uint8_t bits
[LF_BITSSTREAM_LEN
] = {0x00};
402 uint8_t * bitstream
= bits
;
404 manchester_decode(GraphBuffer
, LF_TRACE_BUFF_SIZE
, bits
, LF_BITSSTREAM_LEN
);
405 blockData
= PackBits(offset
, sizebyte
, bits
);
408 PrintAndLog(" Decoded : 0x%08X %s", blockData
, sprint_bin(bitstream
+offset
,sizebyte
) );
410 PrintAndLog(" Block %d : 0x%08X %s", blockNum
, blockData
, sprint_bin(bitstream
+offset
,sizebyte
) );
415 char * GetBitRateStr(uint32_t id
){
420 sprintf(retStr
,"%d - RF/8",id
);
423 sprintf(retStr
,"%d - RF/16",id
);
426 sprintf(retStr
,"%d - RF/32",id
);
429 sprintf(retStr
,"%d - RF/40",id
);
432 sprintf(retStr
,"%d - RF/50",id
);
435 sprintf(retStr
,"%d - RF/64",id
);
438 sprintf(retStr
,"%d - RF/100",id
);
441 sprintf(retStr
,"%d - RF/128",id
);
444 sprintf(retStr
,"%d - (Unknown)",id
);
451 char * GetSaferStr(uint32_t id
){
455 sprintf(retStr
,"%d",id
);
457 sprintf(retStr
,"%d - pasdwd",id
);
460 sprintf(retStr
,"%d - testmode ",id
);
465 char * GetModulationStr( uint32_t id
){
471 sprintf(retStr
,"%d - DIRECT (ASK/NRZ)",id
);
474 sprintf(retStr
,"%d - PSK 1 phase change when input changes",id
);
477 sprintf(retStr
,"%d - PSK 2 phase change on bitclk if input high",id
);
480 sprintf(retStr
,"%d - PSK 3 phase change on rising edge of input",id
);
483 sprintf(retStr
,"%d - FSK 1 RF/8 RF/5",id
);
486 sprintf(retStr
,"%d - FSK 2 RF/8 RF/10",id
);
489 sprintf(retStr
,"%d - FSK 1a RF/5 RF/8",id
);
492 sprintf(retStr
,"%d - FSK 2a RF/10 RF/8",id
);
495 sprintf(retStr
,"%d - Manschester",id
);
498 sprintf(retStr
,"%d - Biphase",id
);
501 sprintf(retStr
,"%d - Reserved",id
);
504 sprintf(retStr
,"0x%02X (Unknown)",id
);
511 uint32_t PackBits(uint8_t start
, uint8_t len
, uint8_t* bits
){
519 for (; j
>= 0; --j
, ++i
){
525 static command_t CommandTable
[] =
527 {"help", CmdHelp
, 1, "This help"},
528 {"rd", CmdReadBlk
, 0, "<block> [password] -- Read T55xx block data (page 0) [optional password]"},
529 {"wr", CmdWriteBlk
, 0, "<block> <data> [password] -- Write T55xx block data (page 0) [optional password]"},
530 {"trace", CmdReadTrace
, 0, "[1] Read T55xx traceability data (page 1/ blk 0-1)"},
531 {"info", CmdInfo
, 0, "[1] Read T55xx configuration data (page 0/ blk 0)"},
532 {"dump", CmdDump
, 0, "[password] Dump T55xx card block 0-7. [optional password]"},
533 {"man", CmdIceManchester
, 0, "Manchester demod (with SST)"},
534 {NULL
, NULL
, 0, NULL
}
537 int CmdLFT55XX(const char *Cmd
)
539 CmdsParse(CommandTable
, Cmd
);
543 int CmdHelp(const char *Cmd
)
545 CmdsHelp(CommandTable
);