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a553f267 | 1 | //----------------------------------------------------------------------------- |
f89c7050 | 2 | // 2011, Merlok |
534983d7 | 3 | // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>, Hagen Fritsch |
a553f267 | 4 | // |
5 | // This code is licensed to you under the terms of the GNU GPL, version 2 or, | |
6 | // at your option, any later version. See the LICENSE.txt file for the text of | |
7 | // the license. | |
8 | //----------------------------------------------------------------------------- | |
9 | // High frequency ISO14443A commands | |
10 | //----------------------------------------------------------------------------- | |
11 | ||
7fe9b0b7 | 12 | #include <stdio.h> |
590f8ff9 | 13 | #include <stdlib.h> |
7fe9b0b7 | 14 | #include <string.h> |
f397b5cc | 15 | #include <unistd.h> |
20f9a2a1 | 16 | #include "util.h" |
7fe9b0b7 | 17 | #include "iso14443crc.h" |
18 | #include "data.h" | |
902cb3c0 | 19 | #include "proxmark3.h" |
7fe9b0b7 | 20 | #include "ui.h" |
21 | #include "cmdparser.h" | |
22 | #include "cmdhf14a.h" | |
534983d7 | 23 | #include "common.h" |
20f9a2a1 | 24 | #include "cmdmain.h" |
902cb3c0 | 25 | #include "mifare.h" |
7fe9b0b7 | 26 | |
27 | static int CmdHelp(const char *Cmd); | |
5f6d6c90 | 28 | static void waitCmd(uint8_t iLen); |
7fe9b0b7 | 29 | |
30 | int CmdHF14AList(const char *Cmd) | |
31 | { | |
7bc95e2e | 32 | bool ShowWaitCycles = false; |
33 | char param = param_getchar(Cmd, 0); | |
34 | ||
35 | if (param == 'h' || (param != 0 && param != 'f')) { | |
36 | PrintAndLog("List data in trace buffer."); | |
37 | PrintAndLog("Usage: hf 14a list [f]"); | |
38 | PrintAndLog("f - show frame delay times as well"); | |
39 | PrintAndLog("sample: hf 14a list f"); | |
40 | return 0; | |
41 | } | |
42 | ||
43 | if (param == 'f') { | |
44 | ShowWaitCycles = true; | |
45 | } | |
6a1f2d82 | 46 | |
47 | // for the time being. Need better Bigbuf handling. | |
48 | #define TRACE_SIZE 3000 | |
49 | ||
50 | uint8_t trace[TRACE_SIZE]; | |
51 | GetFromBigBuf(trace, TRACE_SIZE, 0); | |
52 | WaitForResponse(CMD_ACK, NULL); | |
7bc95e2e | 53 | |
54 | PrintAndLog("Recorded Activity"); | |
55 | PrintAndLog(""); | |
56 | PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer"); | |
57 | PrintAndLog("All times are in carrier periods (1/13.56Mhz)"); | |
58 | PrintAndLog(""); | |
59 | PrintAndLog(" Start | End | Src | Data"); | |
60 | PrintAndLog("-----------|-----------|-----|--------"); | |
61 | ||
6a1f2d82 | 62 | uint16_t tracepos = 0; |
63 | uint16_t duration; | |
64 | uint16_t data_len; | |
65 | uint16_t parity_len; | |
66 | bool isResponse; | |
7bc95e2e | 67 | uint32_t timestamp; |
6a1f2d82 | 68 | uint32_t first_timestamp; |
69 | uint32_t EndOfTransmissionTimestamp; | |
7bc95e2e | 70 | |
71 | for (;;) { | |
6a1f2d82 | 72 | |
73 | if(tracepos >= TRACE_SIZE) { | |
7bc95e2e | 74 | break; |
e691fc45 | 75 | } |
7bc95e2e | 76 | |
6a1f2d82 | 77 | timestamp = *((uint32_t *)(trace + tracepos)); |
78 | if(tracepos == 0) { | |
79 | first_timestamp = timestamp; | |
80 | } | |
81 | tracepos += 4; | |
82 | duration = *((uint16_t *)(trace + tracepos)); | |
83 | tracepos += 2; | |
84 | data_len = *((uint16_t *)(trace + tracepos)); | |
85 | tracepos += 2; | |
86 | ||
87 | if (data_len & 0x8000) { | |
88 | data_len &= 0x7fff; | |
7bc95e2e | 89 | isResponse = true; |
90 | } else { | |
91 | isResponse = false; | |
92 | } | |
93 | ||
6a1f2d82 | 94 | parity_len = (data_len-1)/8 + 1; |
7bc95e2e | 95 | |
6a1f2d82 | 96 | if (tracepos + data_len + parity_len >= TRACE_SIZE) { |
7bc95e2e | 97 | break; |
98 | } | |
6a1f2d82 | 99 | |
100 | uint8_t *frame = trace + tracepos; | |
101 | tracepos += data_len; | |
102 | uint8_t *parityBytes = trace + tracepos; | |
103 | tracepos += parity_len; | |
7bc95e2e | 104 | |
105 | // Break and stick with current result if buffer was not completely full | |
6a1f2d82 | 106 | if (timestamp == 0x44444444) break; |
7bc95e2e | 107 | |
108 | char line[1000] = ""; | |
109 | int j; | |
6a1f2d82 | 110 | for (j = 0; j < data_len; j++) { |
111 | int oddparity = 0x01; | |
112 | int k; | |
7bc95e2e | 113 | |
6a1f2d82 | 114 | for (k=0;k<8;k++) { |
115 | oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); | |
7bc95e2e | 116 | } |
117 | ||
6a1f2d82 | 118 | uint8_t parityBits = parityBytes[j>>3]; |
119 | if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) { | |
120 | sprintf(line+(j*4), "%02x! ", frame[j]); | |
121 | } else { | |
122 | sprintf(line+(j*4), "%02x ", frame[j]); | |
7bc95e2e | 123 | } |
7bc95e2e | 124 | } |
125 | ||
6a1f2d82 | 126 | char crc[6] = ""; |
127 | if (data_len > 2) { | |
128 | uint8_t b1, b2; | |
129 | ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2); | |
130 | if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) { | |
131 | sprintf(crc, (isResponse & (data_len < 6)) ? "" : " !crc"); | |
132 | } else { | |
133 | sprintf(crc, ""); | |
134 | } | |
135 | } | |
7bc95e2e | 136 | |
6a1f2d82 | 137 | EndOfTransmissionTimestamp = timestamp + duration; |
7bc95e2e | 138 | |
139 | PrintAndLog(" %9d | %9d | %s | %s %s", | |
140 | (timestamp - first_timestamp), | |
141 | (EndOfTransmissionTimestamp - first_timestamp), | |
6a1f2d82 | 142 | (isResponse ? "Tag" : "Rdr"), |
143 | line, | |
144 | crc); | |
7bc95e2e | 145 | |
6a1f2d82 | 146 | bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000; |
147 | ||
148 | if (ShowWaitCycles && !isResponse && next_isResponse) { | |
149 | uint32_t next_timestamp = *((uint32_t *)(trace + tracepos)); | |
150 | if (next_timestamp != 0x44444444) { | |
151 | PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d", | |
152 | (EndOfTransmissionTimestamp - first_timestamp), | |
153 | (next_timestamp - first_timestamp), | |
154 | " ", | |
155 | (next_timestamp - EndOfTransmissionTimestamp)); | |
156 | } | |
157 | } | |
158 | ||
7bc95e2e | 159 | } |
6a1f2d82 | 160 | |
f89c7050 | 161 | return 0; |
7fe9b0b7 | 162 | } |
163 | ||
534983d7 | 164 | void iso14a_set_timeout(uint32_t timeout) { |
165 | UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}}; | |
166 | SendCommand(&c); | |
167 | } | |
168 | ||
7fe9b0b7 | 169 | int CmdHF14AReader(const char *Cmd) |
170 | { | |
19d6d91f | 171 | UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}}; |
534983d7 | 172 | SendCommand(&c); |
902cb3c0 | 173 | |
174 | UsbCommand resp; | |
7bc95e2e | 175 | WaitForResponse(CMD_ACK,&resp); |
902cb3c0 | 176 | |
19d6d91f | 177 | iso14a_card_select_t card; |
178 | memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t)); | |
534983d7 | 179 | |
9a573554 | 180 | uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS |
19d6d91f | 181 | |
182 | if(select_status == 0) { | |
534983d7 | 183 | PrintAndLog("iso14443a card select failed"); |
184 | return 0; | |
185 | } | |
186 | ||
19d6d91f | 187 | PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]); |
188 | PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen)); | |
189 | PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]); | |
713e7ffb | 190 | |
19d6d91f | 191 | switch (card.sak) { |
79a73ab2 | 192 | case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break; |
193 | case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break; | |
e691fc45 | 194 | case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break; |
79a73ab2 | 195 | case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break; |
e691fc45 | 196 | case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break; |
197 | case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break; | |
198 | case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break; | |
199 | case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break; | |
79a73ab2 | 200 | case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break; |
201 | case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break; | |
202 | case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break; | |
203 | case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break; | |
204 | case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break; | |
9ca155ba M |
205 | default: ; |
206 | } | |
19d6d91f | 207 | |
208 | ||
209 | // try to request ATS even if tag claims not to support it | |
210 | if (select_status == 2) { | |
211 | uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0 | |
212 | c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT; | |
213 | c.arg[1] = 2; | |
214 | c.arg[2] = 0; | |
215 | memcpy(c.d.asBytes, rats, 2); | |
216 | SendCommand(&c); | |
217 | WaitForResponse(CMD_ACK,&resp); | |
218 | ||
219 | memcpy(&card.ats, resp.d.asBytes, resp.arg[0]); | |
9a573554 | 220 | card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes |
19d6d91f | 221 | } |
222 | ||
223 | // disconnect | |
224 | c.arg[0] = 0; | |
225 | c.arg[1] = 0; | |
226 | c.arg[2] = 0; | |
227 | SendCommand(&c); | |
228 | ||
229 | ||
9a573554 | 230 | if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes |
561f7c11 | 231 | bool ta1 = 0, tb1 = 0, tc1 = 0; |
232 | int pos; | |
233 | ||
9a573554 | 234 | if (select_status == 2) { |
19d6d91f | 235 | PrintAndLog("SAK incorrectly claims that card doesn't support RATS"); |
236 | } | |
237 | PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len)); | |
9a573554 | 238 | PrintAndLog(" - TL : length is %d bytes", card.ats[0]); |
239 | if (card.ats[0] != card.ats_len - 2) { | |
240 | PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len); | |
561f7c11 | 241 | } |
9a573554 | 242 | |
243 | if (card.ats[0] > 1) { // there is a format byte (T0) | |
19d6d91f | 244 | ta1 = (card.ats[1] & 0x10) == 0x10; |
245 | tb1 = (card.ats[1] & 0x20) == 0x20; | |
246 | tc1 = (card.ats[1] & 0x40) == 0x40; | |
9a573554 | 247 | int16_t fsci = card.ats[1] & 0x0f; |
561f7c11 | 248 | PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, " |
9a573554 | 249 | "TC1 is%s present, FSCI is %d (FSC = %ld)", |
561f7c11 | 250 | (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"), |
9a573554 | 251 | fsci, |
252 | fsci < 5 ? (fsci - 2) * 8 : | |
253 | fsci < 8 ? (fsci - 3) * 32 : | |
254 | fsci == 8 ? 256 : | |
255 | -1 | |
256 | ); | |
561f7c11 | 257 | } |
258 | pos = 2; | |
9a573554 | 259 | if (ta1) { |
561f7c11 | 260 | char dr[16], ds[16]; |
261 | dr[0] = ds[0] = '\0'; | |
19d6d91f | 262 | if (card.ats[pos] & 0x10) strcat(ds, "2, "); |
263 | if (card.ats[pos] & 0x20) strcat(ds, "4, "); | |
264 | if (card.ats[pos] & 0x40) strcat(ds, "8, "); | |
265 | if (card.ats[pos] & 0x01) strcat(dr, "2, "); | |
266 | if (card.ats[pos] & 0x02) strcat(dr, "4, "); | |
267 | if (card.ats[pos] & 0x04) strcat(dr, "8, "); | |
561f7c11 | 268 | if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0'; |
269 | if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0'; | |
270 | PrintAndLog(" - TA1 : different divisors are%s supported, " | |
271 | "DR: [%s], DS: [%s]", | |
19d6d91f | 272 | (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds); |
561f7c11 | 273 | pos++; |
274 | } | |
9a573554 | 275 | if (tb1) { |
276 | uint32_t sfgi = card.ats[pos] & 0x0F; | |
277 | uint32_t fwi = card.ats[pos] >> 4; | |
278 | PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)", | |
279 | (sfgi), | |
280 | sfgi ? "" : "(not needed) ", | |
281 | sfgi ? (1 << 12) << sfgi : 0, | |
282 | fwi, | |
283 | (1 << 12) << fwi | |
284 | ); | |
561f7c11 | 285 | pos++; |
286 | } | |
9a573554 | 287 | if (tc1) { |
561f7c11 | 288 | PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported", |
19d6d91f | 289 | (card.ats[pos] & 0x01) ? "" : " NOT", |
290 | (card.ats[pos] & 0x02) ? "" : " NOT"); | |
561f7c11 | 291 | pos++; |
292 | } | |
9a573554 | 293 | if (card.ats[0] > pos) { |
561f7c11 | 294 | char *tip = ""; |
9a573554 | 295 | if (card.ats[0] - pos >= 7) { |
19d6d91f | 296 | if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) { |
561f7c11 | 297 | tip = "-> MIFARE Plus X 2K or 4K"; |
19d6d91f | 298 | } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) { |
561f7c11 | 299 | tip = "-> MIFARE Plus S 2K or 4K"; |
300 | } | |
301 | } | |
9a573554 | 302 | PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip); |
19d6d91f | 303 | if (card.ats[pos] == 0xC1) { |
561f7c11 | 304 | PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type"); |
305 | PrintAndLog(" %02x -> Length is %d bytes", | |
19d6d91f | 306 | card.ats[pos + 1], card.ats[pos + 1]); |
307 | switch (card.ats[pos + 2] & 0xf0) { | |
561f7c11 | 308 | case 0x10: |
309 | PrintAndLog(" 1x -> MIFARE DESFire"); | |
310 | break; | |
311 | case 0x20: | |
312 | PrintAndLog(" 2x -> MIFARE Plus"); | |
313 | break; | |
314 | } | |
19d6d91f | 315 | switch (card.ats[pos + 2] & 0x0f) { |
561f7c11 | 316 | case 0x00: |
317 | PrintAndLog(" x0 -> <1 kByte"); | |
318 | break; | |
319 | case 0x01: | |
320 | PrintAndLog(" x0 -> 1 kByte"); | |
321 | break; | |
322 | case 0x02: | |
323 | PrintAndLog(" x0 -> 2 kByte"); | |
324 | break; | |
325 | case 0x03: | |
326 | PrintAndLog(" x0 -> 4 kByte"); | |
327 | break; | |
328 | case 0x04: | |
329 | PrintAndLog(" x0 -> 8 kByte"); | |
330 | break; | |
331 | } | |
19d6d91f | 332 | switch (card.ats[pos + 3] & 0xf0) { |
561f7c11 | 333 | case 0x00: |
334 | PrintAndLog(" 0x -> Engineering sample"); | |
335 | break; | |
336 | case 0x20: | |
337 | PrintAndLog(" 2x -> Released"); | |
338 | break; | |
339 | } | |
19d6d91f | 340 | switch (card.ats[pos + 3] & 0x0f) { |
561f7c11 | 341 | case 0x00: |
342 | PrintAndLog(" x0 -> Generation 1"); | |
343 | break; | |
344 | case 0x01: | |
345 | PrintAndLog(" x1 -> Generation 2"); | |
346 | break; | |
347 | case 0x02: | |
348 | PrintAndLog(" x2 -> Generation 3"); | |
349 | break; | |
350 | } | |
19d6d91f | 351 | switch (card.ats[pos + 4] & 0x0f) { |
561f7c11 | 352 | case 0x00: |
353 | PrintAndLog(" x0 -> Only VCSL supported"); | |
354 | break; | |
355 | case 0x01: | |
356 | PrintAndLog(" x1 -> VCS, VCSL, and SVC supported"); | |
357 | break; | |
358 | case 0x0E: | |
359 | PrintAndLog(" xE -> no VCS command supported"); | |
360 | break; | |
361 | } | |
362 | } | |
363 | } | |
79a73ab2 | 364 | } else { |
19d6d91f | 365 | PrintAndLog("proprietary non iso14443-4 card found, RATS not supported"); |
366 | } | |
534983d7 | 367 | |
19d6d91f | 368 | return select_status; |
7fe9b0b7 | 369 | } |
370 | ||
db22dfe6 | 371 | // Collect ISO14443 Type A UIDs |
372 | int CmdHF14ACUIDs(const char *Cmd) | |
373 | { | |
374 | // requested number of UIDs | |
375 | int n = atoi(Cmd); | |
376 | // collect at least 1 (e.g. if no parameter was given) | |
377 | n = n > 0 ? n : 1; | |
378 | ||
379 | PrintAndLog("Collecting %d UIDs", n); | |
380 | PrintAndLog("Start: %u", time(NULL)); | |
381 | // repeat n times | |
382 | for (int i = 0; i < n; i++) { | |
383 | // execute anticollision procedure | |
384 | UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; | |
385 | SendCommand(&c); | |
902cb3c0 | 386 | |
72b1090a | 387 | UsbCommand resp; |
388 | WaitForResponse(CMD_ACK,&resp); | |
902cb3c0 | 389 | |
72b1090a | 390 | iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes; |
db22dfe6 | 391 | |
392 | // check if command failed | |
902cb3c0 | 393 | if (resp.arg[0] == 0) { |
db22dfe6 | 394 | PrintAndLog("Card select failed."); |
395 | } else { | |
72b1090a | 396 | char uid_string[20]; |
397 | for (uint16_t i = 0; i < card->uidlen; i++) { | |
398 | sprintf(&uid_string[2*i], "%02X", card->uid[i]); | |
db22dfe6 | 399 | } |
72b1090a | 400 | PrintAndLog("%s", uid_string); |
db22dfe6 | 401 | } |
402 | } | |
403 | PrintAndLog("End: %u", time(NULL)); | |
404 | ||
405 | return 1; | |
406 | } | |
407 | ||
7fe9b0b7 | 408 | // ## simulate iso14443a tag |
409 | // ## greg - added ability to specify tag UID | |
410 | int CmdHF14ASim(const char *Cmd) | |
81cd0474 | 411 | { |
412 | UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}}; | |
413 | ||
414 | // Retrieve the tag type | |
415 | uint8_t tagtype = param_get8ex(Cmd,0,0,10); | |
416 | ||
417 | // When no argument was given, just print help message | |
418 | if (tagtype == 0) { | |
419 | PrintAndLog(""); | |
420 | PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID"); | |
421 | PrintAndLog(""); | |
422 | PrintAndLog(" syntax: hf 14a sim <type> <uid>"); | |
423 | PrintAndLog(" types: 1 = MIFARE Classic"); | |
424 | PrintAndLog(" 2 = MIFARE Ultralight"); | |
425 | PrintAndLog(" 3 = MIFARE DESFIRE"); | |
426 | PrintAndLog(" 4 = ISO/IEC 14443-4"); | |
427 | PrintAndLog(""); | |
428 | return 1; | |
429 | } | |
430 | ||
431 | // Store the tag type | |
432 | c.arg[0] = tagtype; | |
433 | ||
434 | // Retrieve the full 4 or 7 byte long uid | |
435 | uint64_t long_uid = param_get64ex(Cmd,1,0,16); | |
436 | ||
437 | // Are we handling the (optional) second part uid? | |
438 | if (long_uid > 0xffffffff) { | |
125a98a1 | 439 | PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid); |
81cd0474 | 440 | // Store the second part |
441 | c.arg[2] = (long_uid & 0xffffffff); | |
442 | long_uid >>= 32; | |
443 | // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88) | |
444 | c.arg[1] = (long_uid & 0xffffff); | |
445 | } else { | |
446 | PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid); | |
447 | // Only store the first part | |
448 | c.arg[1] = long_uid & 0xffffffff; | |
449 | } | |
450 | /* | |
451 | // At lease save the mandatory first part of the UID | |
452 | c.arg[0] = long_uid & 0xffffffff; | |
453 | ||
454 | ||
455 | // At lease save the mandatory first part of the UID | |
456 | c.arg[0] = long_uid & 0xffffffff; | |
457 | ||
458 | if (c.arg[1] == 0) { | |
459 | PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]); | |
460 | } | |
461 | ||
462 | switch (c.arg[0]) { | |
463 | case 1: { | |
464 | PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID"); | |
465 | UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)}; | |
466 | } break; | |
467 | case 2: { | |
468 | PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID"); | |
469 | } break; | |
470 | default: { | |
471 | PrintAndLog("Error: unkown tag type (%d)",c.arg[0]); | |
472 | PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]); | |
473 | PrintAndLog(" type1: 4 ",c.arg[0]); | |
474 | ||
475 | return 1; | |
476 | } break; | |
477 | } | |
478 | */ | |
479 | /* | |
7fe9b0b7 | 480 | unsigned int hi = 0, lo = 0; |
481 | int n = 0, i = 0; | |
482 | while (sscanf(&Cmd[i++], "%1x", &n ) == 1) { | |
483 | hi= (hi << 4) | (lo >> 28); | |
484 | lo= (lo << 4) | (n & 0xf); | |
485 | } | |
81cd0474 | 486 | */ |
487 | // UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)}; | |
488 | // PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]); | |
7fe9b0b7 | 489 | SendCommand(&c); |
490 | return 0; | |
491 | } | |
492 | ||
5cd9ec01 M |
493 | int CmdHF14ASnoop(const char *Cmd) { |
494 | int param = 0; | |
495 | ||
496 | if (param_getchar(Cmd, 0) == 'h') { | |
497 | PrintAndLog("It get data from the field and saves it into command buffer."); | |
498 | PrintAndLog("Buffer accessible from command hf 14a list."); | |
499 | PrintAndLog("Usage: hf 14a snoop [c][r]"); | |
500 | PrintAndLog("c - triggered by first data from card"); | |
501 | PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)"); | |
502 | PrintAndLog("sample: hf 14a snoop c r"); | |
503 | return 0; | |
504 | } | |
505 | ||
506 | for (int i = 0; i < 2; i++) { | |
507 | char ctmp = param_getchar(Cmd, i); | |
508 | if (ctmp == 'c' || ctmp == 'C') param |= 0x01; | |
509 | if (ctmp == 'r' || ctmp == 'R') param |= 0x02; | |
510 | } | |
511 | ||
512 | UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}}; | |
7fe9b0b7 | 513 | SendCommand(&c); |
514 | return 0; | |
515 | } | |
516 | ||
5f6d6c90 | 517 | int CmdHF14ACmdRaw(const char *cmd) { |
518 | UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}}; | |
519 | uint8_t reply=1; | |
520 | uint8_t crc=0; | |
521 | uint8_t power=0; | |
522 | uint8_t active=0; | |
523 | uint8_t active_select=0; | |
524 | uint16_t numbits=0; | |
525 | char buf[5]=""; | |
526 | int i=0; | |
527 | uint8_t data[100]; | |
528 | unsigned int datalen=0, temp; | |
529 | ||
530 | if (strlen(cmd)<2) { | |
531 | PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] <number of bits> <0A 0B 0C ... hex>"); | |
532 | PrintAndLog(" -r do not read response"); | |
533 | PrintAndLog(" -c calculate and append CRC"); | |
534 | PrintAndLog(" -p leave the signal field ON after receive"); | |
535 | PrintAndLog(" -a active signal field ON without select"); | |
536 | PrintAndLog(" -s active signal field ON with select"); | |
537 | PrintAndLog(" -b number of bits to send. Useful for send partial byte"); | |
538 | return 0; | |
539 | } | |
540 | ||
541 | // strip | |
542 | while (*cmd==' ' || *cmd=='\t') cmd++; | |
543 | ||
544 | while (cmd[i]!='\0') { | |
545 | if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; } | |
546 | if (cmd[i]=='-') { | |
547 | switch (cmd[i+1]) { | |
548 | case 'r': | |
549 | reply=0; | |
550 | break; | |
551 | case 'c': | |
552 | crc=1; | |
553 | break; | |
554 | case 'p': | |
555 | power=1; | |
556 | break; | |
557 | case 'a': | |
558 | active=1; | |
559 | break; | |
560 | case 's': | |
561 | active_select=1; | |
562 | break; | |
563 | case 'b': | |
564 | sscanf(cmd+i+2,"%d",&temp); | |
565 | numbits = temp & 0xFFFF; | |
566 | i+=3; | |
567 | while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } | |
568 | i-=2; | |
569 | break; | |
570 | default: | |
571 | PrintAndLog("Invalid option"); | |
572 | return 0; | |
573 | } | |
574 | i+=2; | |
575 | continue; | |
576 | } | |
577 | if ((cmd[i]>='0' && cmd[i]<='9') || | |
578 | (cmd[i]>='a' && cmd[i]<='f') || | |
579 | (cmd[i]>='A' && cmd[i]<='F') ) { | |
580 | buf[strlen(buf)+1]=0; | |
581 | buf[strlen(buf)]=cmd[i]; | |
582 | i++; | |
583 | ||
584 | if (strlen(buf)>=2) { | |
585 | sscanf(buf,"%x",&temp); | |
586 | data[datalen]=(uint8_t)(temp & 0xff); | |
587 | datalen++; | |
588 | *buf=0; | |
589 | } | |
590 | continue; | |
591 | } | |
592 | PrintAndLog("Invalid char on input"); | |
593 | return 0; | |
594 | } | |
595 | if(crc && datalen>0) | |
596 | { | |
597 | uint8_t first, second; | |
598 | ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second); | |
599 | data[datalen++] = first; | |
600 | data[datalen++] = second; | |
601 | } | |
602 | ||
603 | if(active || active_select) | |
604 | { | |
605 | c.arg[0] |= ISO14A_CONNECT; | |
606 | if(active) | |
607 | c.arg[0] |= ISO14A_NO_SELECT; | |
608 | } | |
609 | if(power) | |
610 | c.arg[0] |= ISO14A_NO_DISCONNECT; | |
611 | if(datalen>0) | |
612 | c.arg[0] |= ISO14A_RAW; | |
613 | ||
614 | c.arg[1] = datalen; | |
615 | c.arg[2] = numbits; | |
616 | memcpy(c.d.asBytes,data,datalen); | |
617 | ||
618 | SendCommand(&c); | |
619 | ||
620 | if (reply) { | |
621 | if(active_select) | |
622 | waitCmd(1); | |
623 | if(datalen>0) | |
624 | waitCmd(0); | |
625 | } // if reply | |
626 | return 0; | |
627 | } | |
628 | ||
629 | static void waitCmd(uint8_t iSelect) | |
630 | { | |
631 | uint8_t *recv; | |
632 | UsbCommand resp; | |
633 | char *hexout; | |
634 | ||
635 | if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { | |
636 | recv = resp.d.asBytes; | |
637 | uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0]; | |
638 | PrintAndLog("received %i octets",iLen); | |
639 | if(!iLen) | |
640 | return; | |
641 | hexout = (char *)malloc(iLen * 3 + 1); | |
642 | if (hexout != NULL) { | |
5f6d6c90 | 643 | for (int i = 0; i < iLen; i++) { // data in hex |
f66021cf | 644 | sprintf(&hexout[i * 3], "%02X ", recv[i]); |
5f6d6c90 | 645 | } |
646 | PrintAndLog("%s", hexout); | |
647 | free(hexout); | |
648 | } else { | |
649 | PrintAndLog("malloc failed your client has low memory?"); | |
650 | } | |
651 | } else { | |
652 | PrintAndLog("timeout while waiting for reply."); | |
653 | } | |
654 | } | |
655 | ||
7fe9b0b7 | 656 | static command_t CommandTable[] = |
657 | { | |
5acd09bd | 658 | {"help", CmdHelp, 1, "This help"}, |
659 | {"list", CmdHF14AList, 0, "List ISO 14443a history"}, | |
660 | {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"}, | |
661 | {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"}, | |
662 | {"sim", CmdHF14ASim, 0, "<UID> -- Fake ISO 14443a tag"}, | |
663 | {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"}, | |
5f6d6c90 | 664 | {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"}, |
7fe9b0b7 | 665 | {NULL, NULL, 0, NULL} |
666 | }; | |
667 | ||
902cb3c0 | 668 | int CmdHF14A(const char *Cmd) { |
f397b5cc | 669 | // flush |
902cb3c0 | 670 | WaitForResponseTimeout(CMD_ACK,NULL,100); |
f397b5cc M |
671 | |
672 | // parse | |
7fe9b0b7 | 673 | CmdsParse(CommandTable, Cmd); |
674 | return 0; | |
675 | } | |
676 | ||
677 | int CmdHelp(const char *Cmd) | |
678 | { | |
679 | CmdsHelp(CommandTable); | |
680 | return 0; | |
681 | } |