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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" |
f38a1528 | 17 | #include "../common/iso14443crc.h" |
7fe9b0b7 | 18 | #include "data.h" |
902cb3c0 | 19 | #include "proxmark3.h" |
7fe9b0b7 | 20 | #include "ui.h" |
21 | #include "cmdparser.h" | |
22 | #include "cmdhf14a.h" | |
f38a1528 | 23 | #include "../include/common.h" |
20f9a2a1 | 24 | #include "cmdmain.h" |
f38a1528 | 25 | #include "../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 | ||
f5ed4d12 | 43 | ShowWaitCycles = (param == 'f'); |
7bc95e2e | 44 | |
d3499d36 | 45 | // for the time being. Need better Bigbuf handling. |
46 | #define TRACE_SIZE 3000 | |
47 | ||
48 | uint8_t trace[TRACE_SIZE]; | |
49 | GetFromBigBuf(trace, TRACE_SIZE, 0); | |
7bc95e2e | 50 | WaitForResponse(CMD_ACK,NULL); |
51 | ||
52 | PrintAndLog("Recorded Activity"); | |
53 | PrintAndLog(""); | |
54 | PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer"); | |
55 | PrintAndLog("All times are in carrier periods (1/13.56Mhz)"); | |
56 | PrintAndLog(""); | |
f5ed4d12 | 57 | PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC "); |
58 | PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------------"); | |
7bc95e2e | 59 | |
a501c82b | 60 | uint16_t tracepos = 0; |
61 | uint16_t duration; | |
62 | uint16_t data_len; | |
63 | uint16_t parity_len; | |
64 | bool isResponse; | |
7bc95e2e | 65 | uint32_t timestamp; |
a501c82b | 66 | uint32_t first_timestamp; |
67 | uint32_t EndOfTransmissionTimestamp; | |
7bc95e2e | 68 | |
69 | for (;;) { | |
a501c82b | 70 | |
f5ed4d12 | 71 | if(tracepos >= TRACE_SIZE) break; |
a501c82b | 72 | |
73 | timestamp = *((uint32_t *)(trace + tracepos)); | |
f5ed4d12 | 74 | |
75 | // Break and stick with current result if buffer was not completely full | |
76 | if (timestamp == 0x44444444) break; | |
77 | ||
a501c82b | 78 | if(tracepos == 0) { |
79 | first_timestamp = timestamp; | |
e691fc45 | 80 | } |
f5ed4d12 | 81 | |
a501c82b | 82 | tracepos += 4; |
83 | duration = *((uint16_t *)(trace + tracepos)); | |
84 | tracepos += 2; | |
85 | data_len = *((uint16_t *)(trace + tracepos)); | |
86 | tracepos += 2; | |
87 | ||
f5ed4d12 | 88 | isResponse = false; |
a501c82b | 89 | if (data_len & 0x8000) { |
90 | data_len &= 0x7fff; | |
91 | isResponse = true; | |
7bc95e2e | 92 | } |
f5ed4d12 | 93 | |
a501c82b | 94 | parity_len = (data_len-1)/8 + 1; |
f5ed4d12 | 95 | |
96 | if (tracepos + data_len + parity_len >= TRACE_SIZE) break; | |
7bc95e2e | 97 | |
a501c82b | 98 | uint8_t *frame = trace + tracepos; |
99 | tracepos += data_len; | |
100 | uint8_t *parityBytes = trace + tracepos; | |
101 | tracepos += parity_len; | |
f5ed4d12 | 102 | |
103 | char line[16][110]; | |
104 | for (int j = 0; j < data_len; j++) { | |
a501c82b | 105 | int oddparity = 0x01; |
106 | int k; | |
7bc95e2e | 107 | |
a501c82b | 108 | for (k=0;k<8;k++) { |
109 | oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); | |
7bc95e2e | 110 | } |
a501c82b | 111 | |
112 | uint8_t parityBits = parityBytes[j>>3]; | |
113 | if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) { | |
f5ed4d12 | 114 | sprintf(line[j/16]+((j%16)*4), "%02x! ", frame[j]); |
a501c82b | 115 | } else { |
f5ed4d12 | 116 | sprintf(line[j/16]+((j%16)*4), "%02x ", frame[j]); |
7bc95e2e | 117 | } |
118 | } | |
f5ed4d12 | 119 | |
120 | char crc[5] = {0x00}; | |
a501c82b | 121 | if (data_len > 2) { |
7bc95e2e | 122 | uint8_t b1, b2; |
a501c82b | 123 | ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2); |
124 | if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) { | |
f5ed4d12 | 125 | sprintf(crc, (isResponse & (data_len < 6)) ? "" : "!crc"); |
126 | } | |
d3499d36 | 127 | } |
7bc95e2e | 128 | |
a501c82b | 129 | EndOfTransmissionTimestamp = timestamp + duration; |
f5ed4d12 | 130 | int num_lines = (data_len - 1)/16 + 1; |
131 | ||
132 | for (int j = 0; j < num_lines; j++) { | |
133 | if (j == 0) { | |
134 | PrintAndLog(" %9d | %9d | %s | %-64s| %s", | |
135 | (timestamp - first_timestamp), | |
136 | (EndOfTransmissionTimestamp - first_timestamp), | |
137 | (isResponse ? "Tag" : "Rdr"), | |
138 | line[j], | |
139 | (j == num_lines-1)?crc:"" | |
140 | ); | |
141 | } else { | |
142 | PrintAndLog(" | | | %-64s| %s", | |
143 | line[j], | |
144 | (j == num_lines-1)?crc:""); | |
145 | } | |
146 | } | |
a501c82b | 147 | |
148 | bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000; | |
d3499d36 | 149 | |
a501c82b | 150 | if (ShowWaitCycles && !isResponse && next_isResponse) { |
151 | uint32_t next_timestamp = *((uint32_t *)(trace + tracepos)); | |
152 | if (next_timestamp != 0x44444444) { | |
f5ed4d12 | 153 | PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d", |
154 | (EndOfTransmissionTimestamp - first_timestamp), | |
155 | (next_timestamp - first_timestamp), | |
156 | " ", | |
157 | (next_timestamp - EndOfTransmissionTimestamp)); | |
a501c82b | 158 | } |
f5ed4d12 | 159 | } |
7bc95e2e | 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 | { | |
f5ed4d12 | 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 | |
d3499d36 | 177 | iso14a_card_select_t card; |
178 | memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t)); | |
534983d7 | 179 | |
d3499d36 | 180 | uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS |
181 | ||
182 | if(select_status == 0) { | |
534983d7 | 183 | PrintAndLog("iso14443a card select failed"); |
3bc3598e | 184 | // disconnect |
185 | c.arg[0] = 0; | |
186 | c.arg[1] = 0; | |
187 | c.arg[2] = 0; | |
188 | SendCommand(&c); | |
534983d7 | 189 | return 0; |
190 | } | |
191 | ||
d3499d36 | 192 | PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]); |
193 | PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen)); | |
194 | PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]); | |
713e7ffb | 195 | |
d3499d36 | 196 | switch (card.sak) { |
79a73ab2 | 197 | case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break; |
d3499d36 | 198 | case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break; |
79a73ab2 | 199 | case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break; |
e691fc45 | 200 | case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break; |
79a73ab2 | 201 | case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break; |
e691fc45 | 202 | case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break; |
203 | case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break; | |
204 | case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break; | |
205 | case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break; | |
79a73ab2 | 206 | case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break; |
207 | case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break; | |
208 | case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break; | |
209 | case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break; | |
210 | case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break; | |
9ca155ba M |
211 | default: ; |
212 | } | |
d3499d36 | 213 | |
214 | ||
215 | // try to request ATS even if tag claims not to support it | |
216 | if (select_status == 2) { | |
217 | uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0 | |
218 | c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT; | |
219 | c.arg[1] = 2; | |
220 | c.arg[2] = 0; | |
221 | memcpy(c.d.asBytes, rats, 2); | |
222 | SendCommand(&c); | |
223 | WaitForResponse(CMD_ACK,&resp); | |
224 | ||
225 | memcpy(&card.ats, resp.d.asBytes, resp.arg[0]); | |
226 | card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes | |
227 | } | |
228 | ||
229 | // disconnect | |
230 | c.arg[0] = 0; | |
231 | c.arg[1] = 0; | |
232 | c.arg[2] = 0; | |
233 | SendCommand(&c); | |
d3499d36 | 234 | |
235 | if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes | |
561f7c11 | 236 | bool ta1 = 0, tb1 = 0, tc1 = 0; |
237 | int pos; | |
238 | ||
d3499d36 | 239 | if (select_status == 2) { |
240 | PrintAndLog("SAK incorrectly claims that card doesn't support RATS"); | |
241 | } | |
242 | PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len)); | |
243 | PrintAndLog(" - TL : length is %d bytes", card.ats[0]); | |
244 | if (card.ats[0] != card.ats_len - 2) { | |
245 | PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len); | |
19d6d91f | 246 | } |
d3499d36 | 247 | |
248 | if (card.ats[0] > 1) { // there is a format byte (T0) | |
249 | ta1 = (card.ats[1] & 0x10) == 0x10; | |
250 | tb1 = (card.ats[1] & 0x20) == 0x20; | |
251 | tc1 = (card.ats[1] & 0x40) == 0x40; | |
252 | int16_t fsci = card.ats[1] & 0x0f; | |
561f7c11 | 253 | PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, " |
d3499d36 | 254 | "TC1 is%s present, FSCI is %d (FSC = %ld)", |
561f7c11 | 255 | (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"), |
d3499d36 | 256 | fsci, |
257 | fsci < 5 ? (fsci - 2) * 8 : | |
258 | fsci < 8 ? (fsci - 3) * 32 : | |
259 | fsci == 8 ? 256 : | |
260 | -1 | |
261 | ); | |
561f7c11 | 262 | } |
263 | pos = 2; | |
d3499d36 | 264 | if (ta1) { |
561f7c11 | 265 | char dr[16], ds[16]; |
266 | dr[0] = ds[0] = '\0'; | |
d3499d36 | 267 | if (card.ats[pos] & 0x10) strcat(ds, "2, "); |
268 | if (card.ats[pos] & 0x20) strcat(ds, "4, "); | |
269 | if (card.ats[pos] & 0x40) strcat(ds, "8, "); | |
270 | if (card.ats[pos] & 0x01) strcat(dr, "2, "); | |
271 | if (card.ats[pos] & 0x02) strcat(dr, "4, "); | |
272 | if (card.ats[pos] & 0x04) strcat(dr, "8, "); | |
561f7c11 | 273 | if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0'; |
274 | if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0'; | |
275 | PrintAndLog(" - TA1 : different divisors are%s supported, " | |
276 | "DR: [%s], DS: [%s]", | |
d3499d36 | 277 | (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds); |
561f7c11 | 278 | pos++; |
279 | } | |
d3499d36 | 280 | if (tb1) { |
281 | uint32_t sfgi = card.ats[pos] & 0x0F; | |
282 | uint32_t fwi = card.ats[pos] >> 4; | |
283 | PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)", | |
284 | (sfgi), | |
285 | sfgi ? "" : "(not needed) ", | |
286 | sfgi ? (1 << 12) << sfgi : 0, | |
287 | fwi, | |
288 | (1 << 12) << fwi | |
289 | ); | |
561f7c11 | 290 | pos++; |
291 | } | |
d3499d36 | 292 | if (tc1) { |
561f7c11 | 293 | PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported", |
d3499d36 | 294 | (card.ats[pos] & 0x01) ? "" : " NOT", |
295 | (card.ats[pos] & 0x02) ? "" : " NOT"); | |
561f7c11 | 296 | pos++; |
297 | } | |
d3499d36 | 298 | if (card.ats[0] > pos) { |
561f7c11 | 299 | char *tip = ""; |
d3499d36 | 300 | if (card.ats[0] - pos >= 7) { |
301 | if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) { | |
561f7c11 | 302 | tip = "-> MIFARE Plus X 2K or 4K"; |
d3499d36 | 303 | } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) { |
561f7c11 | 304 | tip = "-> MIFARE Plus S 2K or 4K"; |
305 | } | |
306 | } | |
d3499d36 | 307 | PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip); |
308 | if (card.ats[pos] == 0xC1) { | |
561f7c11 | 309 | PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type"); |
310 | PrintAndLog(" %02x -> Length is %d bytes", | |
d3499d36 | 311 | card.ats[pos + 1], card.ats[pos + 1]); |
312 | switch (card.ats[pos + 2] & 0xf0) { | |
561f7c11 | 313 | case 0x10: |
314 | PrintAndLog(" 1x -> MIFARE DESFire"); | |
315 | break; | |
316 | case 0x20: | |
317 | PrintAndLog(" 2x -> MIFARE Plus"); | |
318 | break; | |
319 | } | |
d3499d36 | 320 | switch (card.ats[pos + 2] & 0x0f) { |
561f7c11 | 321 | case 0x00: |
322 | PrintAndLog(" x0 -> <1 kByte"); | |
323 | break; | |
324 | case 0x01: | |
325 | PrintAndLog(" x0 -> 1 kByte"); | |
326 | break; | |
327 | case 0x02: | |
328 | PrintAndLog(" x0 -> 2 kByte"); | |
329 | break; | |
330 | case 0x03: | |
331 | PrintAndLog(" x0 -> 4 kByte"); | |
332 | break; | |
333 | case 0x04: | |
334 | PrintAndLog(" x0 -> 8 kByte"); | |
335 | break; | |
336 | } | |
d3499d36 | 337 | switch (card.ats[pos + 3] & 0xf0) { |
561f7c11 | 338 | case 0x00: |
339 | PrintAndLog(" 0x -> Engineering sample"); | |
340 | break; | |
341 | case 0x20: | |
342 | PrintAndLog(" 2x -> Released"); | |
343 | break; | |
344 | } | |
d3499d36 | 345 | switch (card.ats[pos + 3] & 0x0f) { |
561f7c11 | 346 | case 0x00: |
347 | PrintAndLog(" x0 -> Generation 1"); | |
348 | break; | |
349 | case 0x01: | |
350 | PrintAndLog(" x1 -> Generation 2"); | |
351 | break; | |
352 | case 0x02: | |
353 | PrintAndLog(" x2 -> Generation 3"); | |
354 | break; | |
355 | } | |
d3499d36 | 356 | switch (card.ats[pos + 4] & 0x0f) { |
561f7c11 | 357 | case 0x00: |
358 | PrintAndLog(" x0 -> Only VCSL supported"); | |
359 | break; | |
360 | case 0x01: | |
361 | PrintAndLog(" x1 -> VCS, VCSL, and SVC supported"); | |
362 | break; | |
363 | case 0x0E: | |
364 | PrintAndLog(" xE -> no VCS command supported"); | |
365 | break; | |
366 | } | |
367 | } | |
368 | } | |
79a73ab2 | 369 | } else { |
d3499d36 | 370 | PrintAndLog("proprietary non iso14443-4 card found, RATS not supported"); |
19d6d91f | 371 | } |
534983d7 | 372 | |
d3499d36 | 373 | return select_status; |
7fe9b0b7 | 374 | } |
375 | ||
db22dfe6 | 376 | // Collect ISO14443 Type A UIDs |
377 | int CmdHF14ACUIDs(const char *Cmd) | |
378 | { | |
379 | // requested number of UIDs | |
380 | int n = atoi(Cmd); | |
381 | // collect at least 1 (e.g. if no parameter was given) | |
382 | n = n > 0 ? n : 1; | |
383 | ||
384 | PrintAndLog("Collecting %d UIDs", n); | |
385 | PrintAndLog("Start: %u", time(NULL)); | |
386 | // repeat n times | |
387 | for (int i = 0; i < n; i++) { | |
388 | // execute anticollision procedure | |
389 | UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; | |
390 | SendCommand(&c); | |
902cb3c0 | 391 | |
72b1090a | 392 | UsbCommand resp; |
393 | WaitForResponse(CMD_ACK,&resp); | |
902cb3c0 | 394 | |
d3499d36 | 395 | iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes; |
db22dfe6 | 396 | |
397 | // check if command failed | |
902cb3c0 | 398 | if (resp.arg[0] == 0) { |
db22dfe6 | 399 | PrintAndLog("Card select failed."); |
400 | } else { | |
d3499d36 | 401 | char uid_string[20]; |
402 | for (uint16_t i = 0; i < card->uidlen; i++) { | |
403 | sprintf(&uid_string[2*i], "%02X", card->uid[i]); | |
db22dfe6 | 404 | } |
d3499d36 | 405 | PrintAndLog("%s", uid_string); |
db22dfe6 | 406 | } |
407 | } | |
408 | PrintAndLog("End: %u", time(NULL)); | |
409 | ||
410 | return 1; | |
411 | } | |
412 | ||
7fe9b0b7 | 413 | // ## simulate iso14443a tag |
414 | // ## greg - added ability to specify tag UID | |
415 | int CmdHF14ASim(const char *Cmd) | |
81cd0474 | 416 | { |
417 | UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}}; | |
418 | ||
419 | // Retrieve the tag type | |
420 | uint8_t tagtype = param_get8ex(Cmd,0,0,10); | |
421 | ||
422 | // When no argument was given, just print help message | |
423 | if (tagtype == 0) { | |
424 | PrintAndLog(""); | |
425 | PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID"); | |
426 | PrintAndLog(""); | |
427 | PrintAndLog(" syntax: hf 14a sim <type> <uid>"); | |
428 | PrintAndLog(" types: 1 = MIFARE Classic"); | |
429 | PrintAndLog(" 2 = MIFARE Ultralight"); | |
430 | PrintAndLog(" 3 = MIFARE DESFIRE"); | |
431 | PrintAndLog(" 4 = ISO/IEC 14443-4"); | |
95e63594 | 432 | PrintAndLog(" 5 = MIFARE TNP3XXX"); |
81cd0474 | 433 | PrintAndLog(""); |
434 | return 1; | |
435 | } | |
436 | ||
437 | // Store the tag type | |
438 | c.arg[0] = tagtype; | |
439 | ||
440 | // Retrieve the full 4 or 7 byte long uid | |
441 | uint64_t long_uid = param_get64ex(Cmd,1,0,16); | |
442 | ||
443 | // Are we handling the (optional) second part uid? | |
444 | if (long_uid > 0xffffffff) { | |
125a98a1 | 445 | PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid); |
81cd0474 | 446 | // Store the second part |
447 | c.arg[2] = (long_uid & 0xffffffff); | |
448 | long_uid >>= 32; | |
449 | // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88) | |
450 | c.arg[1] = (long_uid & 0xffffff); | |
451 | } else { | |
452 | PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid); | |
453 | // Only store the first part | |
454 | c.arg[1] = long_uid & 0xffffffff; | |
455 | } | |
456 | /* | |
457 | // At lease save the mandatory first part of the UID | |
458 | c.arg[0] = long_uid & 0xffffffff; | |
459 | ||
81cd0474 | 460 | if (c.arg[1] == 0) { |
461 | PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]); | |
462 | } | |
463 | ||
464 | switch (c.arg[0]) { | |
465 | case 1: { | |
466 | PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID"); | |
467 | 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)}; | |
468 | } break; | |
469 | case 2: { | |
470 | PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID"); | |
471 | } break; | |
472 | default: { | |
473 | PrintAndLog("Error: unkown tag type (%d)",c.arg[0]); | |
474 | PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]); | |
475 | PrintAndLog(" type1: 4 ",c.arg[0]); | |
476 | ||
477 | return 1; | |
478 | } break; | |
479 | } | |
480 | */ | |
481 | /* | |
7fe9b0b7 | 482 | unsigned int hi = 0, lo = 0; |
483 | int n = 0, i = 0; | |
484 | while (sscanf(&Cmd[i++], "%1x", &n ) == 1) { | |
485 | hi= (hi << 4) | (lo >> 28); | |
486 | lo= (lo << 4) | (n & 0xf); | |
487 | } | |
81cd0474 | 488 | */ |
489 | // 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)}; | |
490 | // PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]); | |
7fe9b0b7 | 491 | SendCommand(&c); |
492 | return 0; | |
493 | } | |
494 | ||
5cd9ec01 M |
495 | int CmdHF14ASnoop(const char *Cmd) { |
496 | int param = 0; | |
497 | ||
498 | if (param_getchar(Cmd, 0) == 'h') { | |
499 | PrintAndLog("It get data from the field and saves it into command buffer."); | |
500 | PrintAndLog("Buffer accessible from command hf 14a list."); | |
501 | PrintAndLog("Usage: hf 14a snoop [c][r]"); | |
502 | PrintAndLog("c - triggered by first data from card"); | |
503 | PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)"); | |
504 | PrintAndLog("sample: hf 14a snoop c r"); | |
505 | return 0; | |
506 | } | |
507 | ||
508 | for (int i = 0; i < 2; i++) { | |
509 | char ctmp = param_getchar(Cmd, i); | |
510 | if (ctmp == 'c' || ctmp == 'C') param |= 0x01; | |
511 | if (ctmp == 'r' || ctmp == 'R') param |= 0x02; | |
512 | } | |
513 | ||
514 | UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}}; | |
7fe9b0b7 | 515 | SendCommand(&c); |
516 | return 0; | |
517 | } | |
518 | ||
5f6d6c90 | 519 | int CmdHF14ACmdRaw(const char *cmd) { |
520 | UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}}; | |
521 | uint8_t reply=1; | |
522 | uint8_t crc=0; | |
523 | uint8_t power=0; | |
524 | uint8_t active=0; | |
525 | uint8_t active_select=0; | |
526 | uint16_t numbits=0; | |
f38a1528 | 527 | uint16_t timeout=0; |
528 | uint8_t bTimeout=0; | |
5f6d6c90 | 529 | char buf[5]=""; |
530 | int i=0; | |
f38a1528 | 531 | uint8_t data[USB_CMD_DATA_SIZE]; |
5f6d6c90 | 532 | unsigned int datalen=0, temp; |
533 | ||
534 | if (strlen(cmd)<2) { | |
f38a1528 | 535 | PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>"); |
5f6d6c90 | 536 | PrintAndLog(" -r do not read response"); |
537 | PrintAndLog(" -c calculate and append CRC"); | |
538 | PrintAndLog(" -p leave the signal field ON after receive"); | |
539 | PrintAndLog(" -a active signal field ON without select"); | |
540 | PrintAndLog(" -s active signal field ON with select"); | |
541 | PrintAndLog(" -b number of bits to send. Useful for send partial byte"); | |
f38a1528 | 542 | PrintAndLog(" -t timeout"); |
5f6d6c90 | 543 | return 0; |
544 | } | |
545 | ||
546 | // strip | |
547 | while (*cmd==' ' || *cmd=='\t') cmd++; | |
548 | ||
549 | while (cmd[i]!='\0') { | |
550 | if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; } | |
551 | if (cmd[i]=='-') { | |
552 | switch (cmd[i+1]) { | |
553 | case 'r': | |
554 | reply=0; | |
555 | break; | |
556 | case 'c': | |
557 | crc=1; | |
558 | break; | |
559 | case 'p': | |
560 | power=1; | |
561 | break; | |
562 | case 'a': | |
563 | active=1; | |
564 | break; | |
565 | case 's': | |
566 | active_select=1; | |
567 | break; | |
568 | case 'b': | |
569 | sscanf(cmd+i+2,"%d",&temp); | |
570 | numbits = temp & 0xFFFF; | |
571 | i+=3; | |
572 | while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } | |
573 | i-=2; | |
574 | break; | |
f38a1528 | 575 | case 't': |
576 | bTimeout=1; | |
577 | sscanf(cmd+i+2,"%d",&temp); | |
578 | timeout = temp & 0xFFFF; | |
579 | i+=3; | |
580 | while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } | |
581 | i+=2; | |
582 | break; | |
5f6d6c90 | 583 | default: |
584 | PrintAndLog("Invalid option"); | |
585 | return 0; | |
586 | } | |
587 | i+=2; | |
588 | continue; | |
589 | } | |
590 | if ((cmd[i]>='0' && cmd[i]<='9') || | |
591 | (cmd[i]>='a' && cmd[i]<='f') || | |
592 | (cmd[i]>='A' && cmd[i]<='F') ) { | |
593 | buf[strlen(buf)+1]=0; | |
594 | buf[strlen(buf)]=cmd[i]; | |
595 | i++; | |
596 | ||
597 | if (strlen(buf)>=2) { | |
598 | sscanf(buf,"%x",&temp); | |
599 | data[datalen]=(uint8_t)(temp & 0xff); | |
5f6d6c90 | 600 | *buf=0; |
f38a1528 | 601 | if (++datalen>sizeof(data)){ |
602 | if (crc) | |
603 | PrintAndLog("Buffer is full, we can't add CRC to your data"); | |
604 | break; | |
605 | } | |
5f6d6c90 | 606 | } |
607 | continue; | |
608 | } | |
609 | PrintAndLog("Invalid char on input"); | |
610 | return 0; | |
611 | } | |
f38a1528 | 612 | if(crc && datalen>0 && datalen<sizeof(data)-2) |
5f6d6c90 | 613 | { |
614 | uint8_t first, second; | |
615 | ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second); | |
616 | data[datalen++] = first; | |
617 | data[datalen++] = second; | |
618 | } | |
619 | ||
620 | if(active || active_select) | |
621 | { | |
622 | c.arg[0] |= ISO14A_CONNECT; | |
623 | if(active) | |
624 | c.arg[0] |= ISO14A_NO_SELECT; | |
625 | } | |
f38a1528 | 626 | if(bTimeout){ |
627 | #define MAX_TIMEOUT 624*105 // max timeout is 624 ms | |
628 | c.arg[0] |= ISO14A_SET_TIMEOUT; | |
629 | c.arg[2] = timeout * 105; // each bit is about 9.4 us | |
630 | if(c.arg[2]>MAX_TIMEOUT) { | |
631 | c.arg[2] = MAX_TIMEOUT; | |
632 | PrintAndLog("Set timeout to 624 ms. The max we can wait for response"); | |
633 | } | |
634 | } | |
5f6d6c90 | 635 | if(power) |
636 | c.arg[0] |= ISO14A_NO_DISCONNECT; | |
637 | if(datalen>0) | |
638 | c.arg[0] |= ISO14A_RAW; | |
639 | ||
f38a1528 | 640 | // Max buffer is USB_CMD_DATA_SIZE |
641 | c.arg[1] = (datalen & 0xFFFF) | (numbits << 16); | |
5f6d6c90 | 642 | memcpy(c.d.asBytes,data,datalen); |
643 | ||
644 | SendCommand(&c); | |
645 | ||
646 | if (reply) { | |
647 | if(active_select) | |
648 | waitCmd(1); | |
649 | if(datalen>0) | |
650 | waitCmd(0); | |
651 | } // if reply | |
652 | return 0; | |
653 | } | |
654 | ||
655 | static void waitCmd(uint8_t iSelect) | |
656 | { | |
657 | uint8_t *recv; | |
658 | UsbCommand resp; | |
659 | char *hexout; | |
660 | ||
95e63594 | 661 | if (WaitForResponseTimeout(CMD_ACK,&resp,10000)) { |
5f6d6c90 | 662 | recv = resp.d.asBytes; |
663 | uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0]; | |
664 | PrintAndLog("received %i octets",iLen); | |
665 | if(!iLen) | |
666 | return; | |
667 | hexout = (char *)malloc(iLen * 3 + 1); | |
668 | if (hexout != NULL) { | |
5f6d6c90 | 669 | for (int i = 0; i < iLen; i++) { // data in hex |
f66021cf | 670 | sprintf(&hexout[i * 3], "%02X ", recv[i]); |
5f6d6c90 | 671 | } |
672 | PrintAndLog("%s", hexout); | |
673 | free(hexout); | |
674 | } else { | |
675 | PrintAndLog("malloc failed your client has low memory?"); | |
676 | } | |
677 | } else { | |
678 | PrintAndLog("timeout while waiting for reply."); | |
679 | } | |
680 | } | |
681 | ||
7fe9b0b7 | 682 | static command_t CommandTable[] = |
683 | { | |
5acd09bd | 684 | {"help", CmdHelp, 1, "This help"}, |
685 | {"list", CmdHF14AList, 0, "List ISO 14443a history"}, | |
686 | {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"}, | |
687 | {"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"}, | |
688 | {"sim", CmdHF14ASim, 0, "<UID> -- Fake ISO 14443a tag"}, | |
689 | {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"}, | |
5f6d6c90 | 690 | {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"}, |
7fe9b0b7 | 691 | {NULL, NULL, 0, NULL} |
692 | }; | |
693 | ||
902cb3c0 | 694 | int CmdHF14A(const char *Cmd) { |
f397b5cc | 695 | // flush |
902cb3c0 | 696 | WaitForResponseTimeout(CMD_ACK,NULL,100); |
f397b5cc M |
697 | |
698 | // parse | |
7fe9b0b7 | 699 | CmdsParse(CommandTable, Cmd); |
700 | return 0; | |
701 | } | |
702 | ||
703 | int CmdHelp(const char *Cmd) | |
704 | { | |
705 | CmdsHelp(CommandTable); | |
706 | return 0; | |
707 | } |