| 1 | //-----------------------------------------------------------------------------\r |
| 2 | // Merlok - June 2011, 2012\r |
| 3 | // Gerhard de Koning Gans - May 2008\r |
| 4 | // Hagen Fritsch - June 2010\r |
| 5 | // Midnitesnake - Dec 2013\r |
| 6 | // Andy Davies - Apr 2014\r |
| 7 | // Iceman - May 2014\r |
| 8 | //\r |
| 9 | // This code is licensed to you under the terms of the GNU GPL, version 2 or,\r |
| 10 | // at your option, any later version. See the LICENSE.txt file for the text of\r |
| 11 | // the license.\r |
| 12 | //-----------------------------------------------------------------------------\r |
| 13 | // Routines to support ISO 14443 type A.\r |
| 14 | //-----------------------------------------------------------------------------\r |
| 15 | \r |
| 16 | #include "mifarecmd.h"\r |
| 17 | \r |
| 18 | #include "apps.h"\r |
| 19 | #include "util.h"\r |
| 20 | #include "parity.h"\r |
| 21 | #include "crc.h"\r |
| 22 | \r |
| 23 | // the block number for the ISO14443-4 PCB\r |
| 24 | static uint8_t pcb_blocknum = 0;\r |
| 25 | // Deselect card by sending a s-block. the crc is precalced for speed\r |
| 26 | static uint8_t deselect_cmd[] = {0xc2,0xe0,0xb4};\r |
| 27 | \r |
| 28 | //-----------------------------------------------------------------------------\r |
| 29 | // Select, Authenticate, Read a MIFARE tag.\r |
| 30 | // read block\r |
| 31 | //-----------------------------------------------------------------------------\r |
| 32 | void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r |
| 33 | {\r |
| 34 | // params\r |
| 35 | uint8_t blockNo = arg0;\r |
| 36 | uint8_t keyType = arg1;\r |
| 37 | uint64_t ui64Key = 0;\r |
| 38 | ui64Key = bytes_to_num(datain, 6);\r |
| 39 | \r |
| 40 | // variables\r |
| 41 | byte_t isOK = 0;\r |
| 42 | byte_t dataoutbuf[16];\r |
| 43 | uint8_t uid[10];\r |
| 44 | uint32_t cuid;\r |
| 45 | struct Crypto1State mpcs = {0, 0};\r |
| 46 | struct Crypto1State *pcs;\r |
| 47 | pcs = &mpcs;\r |
| 48 | \r |
| 49 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 50 | \r |
| 51 | clear_trace();\r |
| 52 | \r |
| 53 | LED_A_ON();\r |
| 54 | LED_B_OFF();\r |
| 55 | LED_C_OFF();\r |
| 56 | \r |
| 57 | while (true) {\r |
| 58 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r |
| 59 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r |
| 60 | break;\r |
| 61 | };\r |
| 62 | \r |
| 63 | if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r |
| 64 | if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r |
| 65 | break;\r |
| 66 | };\r |
| 67 | \r |
| 68 | if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {\r |
| 69 | if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");\r |
| 70 | break;\r |
| 71 | };\r |
| 72 | \r |
| 73 | if(mifare_classic_halt(pcs, cuid)) {\r |
| 74 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r |
| 75 | break;\r |
| 76 | };\r |
| 77 | \r |
| 78 | isOK = 1;\r |
| 79 | break;\r |
| 80 | }\r |
| 81 | \r |
| 82 | // ----------------------------- crypto1 destroy\r |
| 83 | crypto1_destroy(pcs);\r |
| 84 | \r |
| 85 | if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r |
| 86 | \r |
| 87 | LED_B_ON();\r |
| 88 | cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r |
| 89 | LED_B_OFF();\r |
| 90 | \r |
| 91 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 92 | LEDsoff();\r |
| 93 | }\r |
| 94 | \r |
| 95 | void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){\r |
| 96 | \r |
| 97 | bool turnOffField = (arg0 == 1);\r |
| 98 | \r |
| 99 | LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r |
| 100 | \r |
| 101 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 102 | \r |
| 103 | clear_trace();\r |
| 104 | \r |
| 105 | if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r |
| 106 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r |
| 107 | OnError(0);\r |
| 108 | return;\r |
| 109 | };\r |
| 110 | \r |
| 111 | if(!mifare_ultra_auth(keybytes)){\r |
| 112 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed");\r |
| 113 | OnError(1);\r |
| 114 | return;\r |
| 115 | }\r |
| 116 | \r |
| 117 | if (turnOffField) {\r |
| 118 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 119 | LEDsoff();\r |
| 120 | }\r |
| 121 | cmd_send(CMD_ACK,1,0,0,0,0);\r |
| 122 | }\r |
| 123 | \r |
| 124 | // Arg0 = BlockNo,\r |
| 125 | // Arg1 = UsePwd bool\r |
| 126 | // datain = PWD bytes,\r |
| 127 | void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r |
| 128 | {\r |
| 129 | uint8_t blockNo = arg0;\r |
| 130 | byte_t dataout[16] = {0x00};\r |
| 131 | bool useKey = (arg1 == 1); //UL_C\r |
| 132 | bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r |
| 133 | \r |
| 134 | LEDsoff();\r |
| 135 | LED_A_ON();\r |
| 136 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 137 | \r |
| 138 | clear_trace();\r |
| 139 | \r |
| 140 | int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true);\r |
| 141 | if(!len) {\r |
| 142 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);\r |
| 143 | OnError(1);\r |
| 144 | return;\r |
| 145 | }\r |
| 146 | \r |
| 147 | // UL-C authentication\r |
| 148 | if ( useKey ) {\r |
| 149 | uint8_t key[16] = {0x00};\r |
| 150 | memcpy(key, datain, sizeof(key) );\r |
| 151 | \r |
| 152 | if ( !mifare_ultra_auth(key) ) {\r |
| 153 | OnError(1);\r |
| 154 | return;\r |
| 155 | }\r |
| 156 | }\r |
| 157 | \r |
| 158 | // UL-EV1 / NTAG authentication\r |
| 159 | if ( usePwd ) {\r |
| 160 | uint8_t pwd[4] = {0x00};\r |
| 161 | memcpy(pwd, datain, 4);\r |
| 162 | uint8_t pack[4] = {0,0,0,0};\r |
| 163 | if (!mifare_ul_ev1_auth(pwd, pack)) {\r |
| 164 | OnError(1);\r |
| 165 | return;\r |
| 166 | }\r |
| 167 | }\r |
| 168 | \r |
| 169 | if( mifare_ultra_readblock(blockNo, dataout) ) {\r |
| 170 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error");\r |
| 171 | OnError(2);\r |
| 172 | return;\r |
| 173 | }\r |
| 174 | \r |
| 175 | if( mifare_ultra_halt() ) {\r |
| 176 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r |
| 177 | OnError(3);\r |
| 178 | return;\r |
| 179 | }\r |
| 180 | \r |
| 181 | cmd_send(CMD_ACK,1,0,0,dataout,16);\r |
| 182 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 183 | LEDsoff();\r |
| 184 | }\r |
| 185 | \r |
| 186 | //-----------------------------------------------------------------------------\r |
| 187 | // Select, Authenticate, Read a MIFARE tag.\r |
| 188 | // read sector (data = 4 x 16 bytes = 64 bytes, or 16 x 16 bytes = 256 bytes)\r |
| 189 | //-----------------------------------------------------------------------------\r |
| 190 | void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r |
| 191 | {\r |
| 192 | // params\r |
| 193 | uint8_t sectorNo = arg0;\r |
| 194 | uint8_t keyType = arg1;\r |
| 195 | uint64_t ui64Key = 0;\r |
| 196 | ui64Key = bytes_to_num(datain, 6);\r |
| 197 | \r |
| 198 | // variables\r |
| 199 | byte_t isOK = 0;\r |
| 200 | byte_t dataoutbuf[16 * 16];\r |
| 201 | uint8_t uid[10];\r |
| 202 | uint32_t cuid;\r |
| 203 | struct Crypto1State mpcs = {0, 0};\r |
| 204 | struct Crypto1State *pcs;\r |
| 205 | pcs = &mpcs;\r |
| 206 | \r |
| 207 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 208 | \r |
| 209 | clear_trace();\r |
| 210 | \r |
| 211 | LED_A_ON();\r |
| 212 | LED_B_OFF();\r |
| 213 | LED_C_OFF();\r |
| 214 | \r |
| 215 | isOK = 1;\r |
| 216 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r |
| 217 | isOK = 0;\r |
| 218 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r |
| 219 | }\r |
| 220 | \r |
| 221 | \r |
| 222 | if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r |
| 223 | isOK = 0;\r |
| 224 | if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r |
| 225 | }\r |
| 226 | \r |
| 227 | for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r |
| 228 | if(mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf + 16 * blockNo)) {\r |
| 229 | isOK = 0;\r |
| 230 | if (MF_DBGLEVEL >= 1) Dbprintf("Read sector %2d block %2d error", sectorNo, blockNo);\r |
| 231 | break;\r |
| 232 | }\r |
| 233 | }\r |
| 234 | \r |
| 235 | if(mifare_classic_halt(pcs, cuid)) {\r |
| 236 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r |
| 237 | }\r |
| 238 | \r |
| 239 | // ----------------------------- crypto1 destroy\r |
| 240 | crypto1_destroy(pcs);\r |
| 241 | \r |
| 242 | if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");\r |
| 243 | \r |
| 244 | LED_B_ON();\r |
| 245 | cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16*NumBlocksPerSector(sectorNo));\r |
| 246 | LED_B_OFF();\r |
| 247 | \r |
| 248 | // Thats it...\r |
| 249 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 250 | LEDsoff();\r |
| 251 | }\r |
| 252 | \r |
| 253 | // arg0 = blockNo (start)\r |
| 254 | // arg1 = Pages (number of blocks)\r |
| 255 | // arg2 = useKey\r |
| 256 | // datain = KEY bytes\r |
| 257 | void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r |
| 258 | {\r |
| 259 | LEDsoff();\r |
| 260 | LED_A_ON();\r |
| 261 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 262 | \r |
| 263 | // free eventually allocated BigBuf memory\r |
| 264 | BigBuf_free();\r |
| 265 | clear_trace();\r |
| 266 | \r |
| 267 | // params\r |
| 268 | uint8_t blockNo = arg0;\r |
| 269 | uint16_t blocks = arg1;\r |
| 270 | bool useKey = (arg2 == 1); //UL_C\r |
| 271 | bool usePwd = (arg2 == 2); //UL_EV1/NTAG\r |
| 272 | uint32_t countblocks = 0;\r |
| 273 | uint8_t *dataout = BigBuf_malloc(CARD_MEMORY_SIZE);\r |
| 274 | if (dataout == NULL){\r |
| 275 | Dbprintf("out of memory");\r |
| 276 | OnError(1);\r |
| 277 | return;\r |
| 278 | }\r |
| 279 | \r |
| 280 | int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true);\r |
| 281 | if (!len) {\r |
| 282 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);\r |
| 283 | OnError(1);\r |
| 284 | return;\r |
| 285 | }\r |
| 286 | \r |
| 287 | // UL-C authentication\r |
| 288 | if ( useKey ) {\r |
| 289 | uint8_t key[16] = {0x00};\r |
| 290 | memcpy(key, datain, sizeof(key) );\r |
| 291 | \r |
| 292 | if ( !mifare_ultra_auth(key) ) {\r |
| 293 | OnError(1);\r |
| 294 | return;\r |
| 295 | }\r |
| 296 | }\r |
| 297 | \r |
| 298 | // UL-EV1 / NTAG authentication\r |
| 299 | if (usePwd) {\r |
| 300 | uint8_t pwd[4] = {0x00};\r |
| 301 | memcpy(pwd, datain, sizeof(pwd));\r |
| 302 | uint8_t pack[4] = {0,0,0,0};\r |
| 303 | \r |
| 304 | if (!mifare_ul_ev1_auth(pwd, pack)){\r |
| 305 | OnError(1);\r |
| 306 | return;\r |
| 307 | }\r |
| 308 | }\r |
| 309 | \r |
| 310 | for (int i = 0; i < blocks; i++){\r |
| 311 | if ((i*4) + 4 >= CARD_MEMORY_SIZE) {\r |
| 312 | Dbprintf("Data exceeds buffer!!");\r |
| 313 | break;\r |
| 314 | }\r |
| 315 | \r |
| 316 | len = mifare_ultra_readblock(blockNo + i, dataout + 4 * i);\r |
| 317 | \r |
| 318 | if (len) {\r |
| 319 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block %d error",i);\r |
| 320 | // if no blocks read - error out\r |
| 321 | if (i==0){\r |
| 322 | OnError(2);\r |
| 323 | return;\r |
| 324 | } else {\r |
| 325 | //stop at last successful read block and return what we got\r |
| 326 | break;\r |
| 327 | }\r |
| 328 | } else {\r |
| 329 | countblocks++;\r |
| 330 | }\r |
| 331 | }\r |
| 332 | \r |
| 333 | len = mifare_ultra_halt();\r |
| 334 | if (len) {\r |
| 335 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r |
| 336 | OnError(3);\r |
| 337 | return;\r |
| 338 | }\r |
| 339 | \r |
| 340 | if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Blocks read %d", countblocks);\r |
| 341 | \r |
| 342 | countblocks *= 4;\r |
| 343 | \r |
| 344 | cmd_send(CMD_ACK, 1, countblocks, BigBuf_max_traceLen(), 0, 0);\r |
| 345 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 346 | LEDsoff();\r |
| 347 | BigBuf_free();\r |
| 348 | }\r |
| 349 | \r |
| 350 | //-----------------------------------------------------------------------------\r |
| 351 | // Select, Authenticate, Write a MIFARE tag.\r |
| 352 | // read block\r |
| 353 | //-----------------------------------------------------------------------------\r |
| 354 | void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r |
| 355 | {\r |
| 356 | // params\r |
| 357 | uint8_t blockNo = arg0;\r |
| 358 | uint8_t keyType = arg1;\r |
| 359 | uint64_t ui64Key = 0;\r |
| 360 | byte_t blockdata[16];\r |
| 361 | \r |
| 362 | ui64Key = bytes_to_num(datain, 6);\r |
| 363 | memcpy(blockdata, datain + 10, 16);\r |
| 364 | \r |
| 365 | // variables\r |
| 366 | byte_t isOK = 0;\r |
| 367 | uint8_t uid[10];\r |
| 368 | uint32_t cuid;\r |
| 369 | struct Crypto1State mpcs = {0, 0};\r |
| 370 | struct Crypto1State *pcs;\r |
| 371 | pcs = &mpcs;\r |
| 372 | \r |
| 373 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 374 | \r |
| 375 | clear_trace();\r |
| 376 | \r |
| 377 | LED_A_ON();\r |
| 378 | LED_B_OFF();\r |
| 379 | LED_C_OFF();\r |
| 380 | \r |
| 381 | while (true) {\r |
| 382 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r |
| 383 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r |
| 384 | break;\r |
| 385 | };\r |
| 386 | \r |
| 387 | if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r |
| 388 | if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r |
| 389 | break;\r |
| 390 | };\r |
| 391 | \r |
| 392 | if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) {\r |
| 393 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r |
| 394 | break;\r |
| 395 | };\r |
| 396 | \r |
| 397 | if(mifare_classic_halt(pcs, cuid)) {\r |
| 398 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r |
| 399 | break;\r |
| 400 | };\r |
| 401 | \r |
| 402 | isOK = 1;\r |
| 403 | break;\r |
| 404 | }\r |
| 405 | \r |
| 406 | // ----------------------------- crypto1 destroy\r |
| 407 | crypto1_destroy(pcs);\r |
| 408 | \r |
| 409 | if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r |
| 410 | \r |
| 411 | LED_B_ON();\r |
| 412 | cmd_send(CMD_ACK,isOK,0,0,0,0);\r |
| 413 | LED_B_OFF();\r |
| 414 | \r |
| 415 | \r |
| 416 | // Thats it...\r |
| 417 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 418 | LEDsoff();\r |
| 419 | }\r |
| 420 | \r |
| 421 | /* // Command not needed but left for future testing\r |
| 422 | void MifareUWriteBlockCompat(uint8_t arg0, uint8_t *datain)\r |
| 423 | {\r |
| 424 | uint8_t blockNo = arg0;\r |
| 425 | byte_t blockdata[16] = {0x00};\r |
| 426 | \r |
| 427 | memcpy(blockdata, datain, 16);\r |
| 428 | \r |
| 429 | uint8_t uid[10] = {0x00};\r |
| 430 | \r |
| 431 | LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r |
| 432 | \r |
| 433 | clear_trace();\r |
| 434 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 435 | \r |
| 436 | if(!iso14443a_select_card(uid, NULL, NULL, true, 0)) {\r |
| 437 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r |
| 438 | OnError(0);\r |
| 439 | return;\r |
| 440 | };\r |
| 441 | \r |
| 442 | if(mifare_ultra_writeblock_compat(blockNo, blockdata)) {\r |
| 443 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r |
| 444 | OnError(0);\r |
| 445 | return; };\r |
| 446 | \r |
| 447 | if(mifare_ultra_halt()) {\r |
| 448 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r |
| 449 | OnError(0);\r |
| 450 | return;\r |
| 451 | };\r |
| 452 | \r |
| 453 | if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r |
| 454 | \r |
| 455 | cmd_send(CMD_ACK,1,0,0,0,0);\r |
| 456 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 457 | LEDsoff();\r |
| 458 | }\r |
| 459 | */\r |
| 460 | \r |
| 461 | // Arg0 : Block to write to.\r |
| 462 | // Arg1 : 0 = use no authentication.\r |
| 463 | // 1 = use 0x1A authentication.\r |
| 464 | // 2 = use 0x1B authentication.\r |
| 465 | // datain : 4 first bytes is data to be written.\r |
| 466 | // : 4/16 next bytes is authentication key.\r |
| 467 | void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r |
| 468 | {\r |
| 469 | uint8_t blockNo = arg0;\r |
| 470 | bool useKey = (arg1 == 1); //UL_C\r |
| 471 | bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r |
| 472 | byte_t blockdata[4] = {0x00};\r |
| 473 | \r |
| 474 | memcpy(blockdata, datain,4);\r |
| 475 | \r |
| 476 | LEDsoff();\r |
| 477 | LED_A_ON();\r |
| 478 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 479 | \r |
| 480 | clear_trace();\r |
| 481 | \r |
| 482 | if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r |
| 483 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r |
| 484 | OnError(0);\r |
| 485 | return;\r |
| 486 | };\r |
| 487 | \r |
| 488 | // UL-C authentication\r |
| 489 | if ( useKey ) {\r |
| 490 | uint8_t key[16] = {0x00};\r |
| 491 | memcpy(key, datain+4, sizeof(key) );\r |
| 492 | \r |
| 493 | if ( !mifare_ultra_auth(key) ) {\r |
| 494 | OnError(1);\r |
| 495 | return;\r |
| 496 | }\r |
| 497 | }\r |
| 498 | \r |
| 499 | // UL-EV1 / NTAG authentication\r |
| 500 | if (usePwd) {\r |
| 501 | uint8_t pwd[4] = {0x00};\r |
| 502 | memcpy(pwd, datain+4, 4);\r |
| 503 | uint8_t pack[4] = {0,0,0,0};\r |
| 504 | if (!mifare_ul_ev1_auth(pwd, pack)) {\r |
| 505 | OnError(1);\r |
| 506 | return;\r |
| 507 | }\r |
| 508 | }\r |
| 509 | \r |
| 510 | if(mifare_ultra_writeblock(blockNo, blockdata)) {\r |
| 511 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r |
| 512 | OnError(0);\r |
| 513 | return;\r |
| 514 | };\r |
| 515 | \r |
| 516 | if(mifare_ultra_halt()) {\r |
| 517 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r |
| 518 | OnError(0);\r |
| 519 | return;\r |
| 520 | };\r |
| 521 | \r |
| 522 | if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r |
| 523 | \r |
| 524 | cmd_send(CMD_ACK,1,0,0,0,0);\r |
| 525 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 526 | LEDsoff();\r |
| 527 | }\r |
| 528 | \r |
| 529 | void MifareUSetPwd(uint8_t arg0, uint8_t *datain){\r |
| 530 | \r |
| 531 | uint8_t pwd[16] = {0x00};\r |
| 532 | byte_t blockdata[4] = {0x00};\r |
| 533 | \r |
| 534 | memcpy(pwd, datain, 16);\r |
| 535 | \r |
| 536 | LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r |
| 537 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 538 | \r |
| 539 | clear_trace();\r |
| 540 | \r |
| 541 | if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r |
| 542 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r |
| 543 | OnError(0);\r |
| 544 | return;\r |
| 545 | };\r |
| 546 | \r |
| 547 | blockdata[0] = pwd[7];\r |
| 548 | blockdata[1] = pwd[6];\r |
| 549 | blockdata[2] = pwd[5];\r |
| 550 | blockdata[3] = pwd[4];\r |
| 551 | if(mifare_ultra_writeblock( 44, blockdata)) {\r |
| 552 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r |
| 553 | OnError(44);\r |
| 554 | return;\r |
| 555 | };\r |
| 556 | \r |
| 557 | blockdata[0] = pwd[3];\r |
| 558 | blockdata[1] = pwd[2];\r |
| 559 | blockdata[2] = pwd[1];\r |
| 560 | blockdata[3] = pwd[0];\r |
| 561 | if(mifare_ultra_writeblock( 45, blockdata)) {\r |
| 562 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r |
| 563 | OnError(45);\r |
| 564 | return;\r |
| 565 | };\r |
| 566 | \r |
| 567 | blockdata[0] = pwd[15];\r |
| 568 | blockdata[1] = pwd[14];\r |
| 569 | blockdata[2] = pwd[13];\r |
| 570 | blockdata[3] = pwd[12];\r |
| 571 | if(mifare_ultra_writeblock( 46, blockdata)) {\r |
| 572 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r |
| 573 | OnError(46);\r |
| 574 | return;\r |
| 575 | };\r |
| 576 | \r |
| 577 | blockdata[0] = pwd[11];\r |
| 578 | blockdata[1] = pwd[10];\r |
| 579 | blockdata[2] = pwd[9];\r |
| 580 | blockdata[3] = pwd[8];\r |
| 581 | if(mifare_ultra_writeblock( 47, blockdata)) {\r |
| 582 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r |
| 583 | OnError(47);\r |
| 584 | return;\r |
| 585 | };\r |
| 586 | \r |
| 587 | if(mifare_ultra_halt()) {\r |
| 588 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r |
| 589 | OnError(0);\r |
| 590 | return;\r |
| 591 | };\r |
| 592 | \r |
| 593 | cmd_send(CMD_ACK,1,0,0,0,0);\r |
| 594 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 595 | LEDsoff();\r |
| 596 | }\r |
| 597 | \r |
| 598 | // Return 1 if the nonce is invalid else return 0\r |
| 599 | int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r |
| 600 | return ((oddparity8((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity8((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r |
| 601 | (oddparity8((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity8((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r |
| 602 | (oddparity8((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity8((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r |
| 603 | }\r |
| 604 | \r |
| 605 | \r |
| 606 | //-----------------------------------------------------------------------------\r |
| 607 | // acquire encrypted nonces in order to perform the attack described in\r |
| 608 | // Carlo Meijer, Roel Verdult, "Ciphertext-only Cryptanalysis on Hardened\r |
| 609 | // Mifare Classic Cards" in Proceedings of the 22nd ACM SIGSAC Conference on\r |
| 610 | // Computer and Communications Security, 2015\r |
| 611 | //-----------------------------------------------------------------------------\r |
| 612 | void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, uint8_t *datain)\r |
| 613 | {\r |
| 614 | uint64_t ui64Key = 0;\r |
| 615 | uint8_t uid[10];\r |
| 616 | uint32_t cuid;\r |
| 617 | uint8_t cascade_levels = 0;\r |
| 618 | struct Crypto1State mpcs = {0, 0};\r |
| 619 | struct Crypto1State *pcs;\r |
| 620 | pcs = &mpcs;\r |
| 621 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r |
| 622 | int16_t isOK = 0;\r |
| 623 | uint8_t par_enc[1];\r |
| 624 | uint8_t nt_par_enc = 0;\r |
| 625 | uint8_t buf[USB_CMD_DATA_SIZE];\r |
| 626 | uint32_t timeout;\r |
| 627 | \r |
| 628 | uint8_t blockNo = arg0 & 0xff;\r |
| 629 | uint8_t keyType = (arg0 >> 8) & 0xff;\r |
| 630 | uint8_t targetBlockNo = arg1 & 0xff;\r |
| 631 | uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r |
| 632 | ui64Key = bytes_to_num(datain, 6);\r |
| 633 | bool initialize = flags & 0x0001;\r |
| 634 | bool slow = flags & 0x0002;\r |
| 635 | bool field_off = flags & 0x0004;\r |
| 636 | \r |
| 637 | LED_A_ON();\r |
| 638 | LED_C_OFF();\r |
| 639 | \r |
| 640 | if (initialize) {\r |
| 641 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 642 | clear_trace();\r |
| 643 | set_tracing(true);\r |
| 644 | }\r |
| 645 | \r |
| 646 | LED_C_ON();\r |
| 647 | \r |
| 648 | uint16_t num_nonces = 0;\r |
| 649 | bool have_uid = false;\r |
| 650 | for (uint16_t i = 0; i <= USB_CMD_DATA_SIZE - 9; ) {\r |
| 651 | \r |
| 652 | // Test if the action was cancelled\r |
| 653 | if(BUTTON_PRESS()) {\r |
| 654 | isOK = 2;\r |
| 655 | field_off = true;\r |
| 656 | break;\r |
| 657 | }\r |
| 658 | \r |
| 659 | if (!have_uid) { // need a full select cycle to get the uid first\r |
| 660 | iso14a_card_select_t card_info;\r |
| 661 | if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0, true)) {\r |
| 662 | if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (ALL)");\r |
| 663 | continue;\r |
| 664 | }\r |
| 665 | switch (card_info.uidlen) {\r |
| 666 | case 4 : cascade_levels = 1; break;\r |
| 667 | case 7 : cascade_levels = 2; break;\r |
| 668 | case 10: cascade_levels = 3; break;\r |
| 669 | default: break;\r |
| 670 | }\r |
| 671 | have_uid = true;\r |
| 672 | } else { // no need for anticollision. We can directly select the card\r |
| 673 | if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels, true)) {\r |
| 674 | if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (UID)");\r |
| 675 | continue;\r |
| 676 | }\r |
| 677 | }\r |
| 678 | \r |
| 679 | if (slow) {\r |
| 680 | timeout = GetCountSspClk() + PRE_AUTHENTICATION_LEADTIME;\r |
| 681 | while(GetCountSspClk() < timeout);\r |
| 682 | }\r |
| 683 | \r |
| 684 | uint32_t nt1;\r |
| 685 | if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, NULL)) {\r |
| 686 | if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth1 error");\r |
| 687 | continue;\r |
| 688 | }\r |
| 689 | \r |
| 690 | // nested authentication\r |
| 691 | uint16_t len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par_enc, NULL);\r |
| 692 | if (len != 4) {\r |
| 693 | if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth2 error len=%d", len);\r |
| 694 | continue;\r |
| 695 | }\r |
| 696 | \r |
| 697 | // send a dummy response in order to trigger the cards authentication failure timeout\r |
| 698 | uint8_t dummy_answer[8] = {0};\r |
| 699 | ReaderTransmit(dummy_answer, 8, NULL);\r |
| 700 | \r |
| 701 | num_nonces++;\r |
| 702 | if (num_nonces % 2) {\r |
| 703 | memcpy(buf+i, receivedAnswer, 4);\r |
| 704 | nt_par_enc = par_enc[0] & 0xf0;\r |
| 705 | } else {\r |
| 706 | nt_par_enc |= par_enc[0] >> 4;\r |
| 707 | memcpy(buf+i+4, receivedAnswer, 4);\r |
| 708 | memcpy(buf+i+8, &nt_par_enc, 1);\r |
| 709 | i += 9;\r |
| 710 | }\r |
| 711 | \r |
| 712 | }\r |
| 713 | \r |
| 714 | LED_C_OFF();\r |
| 715 | \r |
| 716 | crypto1_destroy(pcs);\r |
| 717 | \r |
| 718 | LED_B_ON();\r |
| 719 | cmd_send(CMD_ACK, isOK, cuid, num_nonces, buf, sizeof(buf));\r |
| 720 | LED_B_OFF();\r |
| 721 | \r |
| 722 | if (MF_DBGLEVEL >= 3) DbpString("AcquireEncryptedNonces finished");\r |
| 723 | \r |
| 724 | if (field_off) {\r |
| 725 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 726 | LEDsoff();\r |
| 727 | }\r |
| 728 | }\r |
| 729 | \r |
| 730 | \r |
| 731 | //-----------------------------------------------------------------------------\r |
| 732 | // MIFARE nested authentication.\r |
| 733 | //\r |
| 734 | //-----------------------------------------------------------------------------\r |
| 735 | void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain)\r |
| 736 | {\r |
| 737 | // params\r |
| 738 | uint8_t blockNo = arg0 & 0xff;\r |
| 739 | uint8_t keyType = (arg0 >> 8) & 0xff;\r |
| 740 | uint8_t targetBlockNo = arg1 & 0xff;\r |
| 741 | uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r |
| 742 | uint64_t ui64Key = 0;\r |
| 743 | \r |
| 744 | ui64Key = bytes_to_num(datain, 6);\r |
| 745 | \r |
| 746 | // variables\r |
| 747 | uint16_t rtr, i, j, len;\r |
| 748 | uint16_t davg;\r |
| 749 | static uint16_t dmin, dmax;\r |
| 750 | uint8_t uid[10];\r |
| 751 | uint32_t cuid, nt1, nt2, nttmp, nttest, ks1;\r |
| 752 | uint8_t par[1];\r |
| 753 | uint32_t target_nt[2], target_ks[2];\r |
| 754 | \r |
| 755 | uint8_t par_array[4];\r |
| 756 | uint16_t ncount = 0;\r |
| 757 | struct Crypto1State mpcs = {0, 0};\r |
| 758 | struct Crypto1State *pcs;\r |
| 759 | pcs = &mpcs;\r |
| 760 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r |
| 761 | \r |
| 762 | uint32_t auth1_time, auth2_time;\r |
| 763 | static uint16_t delta_time;\r |
| 764 | \r |
| 765 | LED_A_ON();\r |
| 766 | LED_C_OFF();\r |
| 767 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 768 | \r |
| 769 | // free eventually allocated BigBuf memory\r |
| 770 | BigBuf_free();\r |
| 771 | \r |
| 772 | if (calibrate) clear_trace();\r |
| 773 | set_tracing(true);\r |
| 774 | \r |
| 775 | // statistics on nonce distance\r |
| 776 | int16_t isOK = 0;\r |
| 777 | #define NESTED_MAX_TRIES 12\r |
| 778 | uint16_t unsuccessfull_tries = 0;\r |
| 779 | if (calibrate) { // for first call only. Otherwise reuse previous calibration\r |
| 780 | LED_B_ON();\r |
| 781 | WDT_HIT();\r |
| 782 | \r |
| 783 | davg = dmax = 0;\r |
| 784 | dmin = 2000;\r |
| 785 | delta_time = 0;\r |
| 786 | \r |
| 787 | for (rtr = 0; rtr < 17; rtr++) {\r |
| 788 | \r |
| 789 | // Test if the action was cancelled\r |
| 790 | if(BUTTON_PRESS()) {\r |
| 791 | isOK = -2;\r |
| 792 | break;\r |
| 793 | }\r |
| 794 | \r |
| 795 | // prepare next select. No need to power down the card.\r |
| 796 | if(mifare_classic_halt(pcs, cuid)) {\r |
| 797 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r |
| 798 | rtr--;\r |
| 799 | continue;\r |
| 800 | }\r |
| 801 | \r |
| 802 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r |
| 803 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r |
| 804 | rtr--;\r |
| 805 | continue;\r |
| 806 | };\r |
| 807 | \r |
| 808 | auth1_time = 0;\r |
| 809 | if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r |
| 810 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r |
| 811 | rtr--;\r |
| 812 | continue;\r |
| 813 | };\r |
| 814 | \r |
| 815 | if (delta_time) {\r |
| 816 | auth2_time = auth1_time + delta_time;\r |
| 817 | } else {\r |
| 818 | auth2_time = 0;\r |
| 819 | }\r |
| 820 | if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) {\r |
| 821 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error");\r |
| 822 | rtr--;\r |
| 823 | continue;\r |
| 824 | };\r |
| 825 | \r |
| 826 | nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r |
| 827 | for (i = 101; i < 1200; i++) {\r |
| 828 | nttmp = prng_successor(nttmp, 1);\r |
| 829 | if (nttmp == nt2) break;\r |
| 830 | }\r |
| 831 | \r |
| 832 | if (i != 1200) {\r |
| 833 | if (rtr != 0) {\r |
| 834 | davg += i;\r |
| 835 | dmin = MIN(dmin, i);\r |
| 836 | dmax = MAX(dmax, i);\r |
| 837 | }\r |
| 838 | else {\r |
| 839 | delta_time = auth2_time - auth1_time + 32; // allow some slack for proper timing\r |
| 840 | }\r |
| 841 | if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);\r |
| 842 | } else {\r |
| 843 | unsuccessfull_tries++;\r |
| 844 | if (unsuccessfull_tries > NESTED_MAX_TRIES) { // card isn't vulnerable to nested attack (random numbers are not predictable)\r |
| 845 | isOK = -3;\r |
| 846 | }\r |
| 847 | }\r |
| 848 | }\r |
| 849 | \r |
| 850 | davg = (davg + (rtr - 1)/2) / (rtr - 1);\r |
| 851 | \r |
| 852 | if (MF_DBGLEVEL >= 3) Dbprintf("rtr=%d isOK=%d min=%d max=%d avg=%d, delta_time=%d", rtr, isOK, dmin, dmax, davg, delta_time);\r |
| 853 | \r |
| 854 | dmin = davg - 2;\r |
| 855 | dmax = davg + 2;\r |
| 856 | \r |
| 857 | LED_B_OFF();\r |
| 858 | \r |
| 859 | }\r |
| 860 | // -------------------------------------------------------------------------------------------------\r |
| 861 | \r |
| 862 | LED_C_ON();\r |
| 863 | \r |
| 864 | // get crypted nonces for target sector\r |
| 865 | for(i=0; i < 2 && !isOK; i++) { // look for exactly two different nonces\r |
| 866 | \r |
| 867 | target_nt[i] = 0;\r |
| 868 | while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r |
| 869 | \r |
| 870 | // prepare next select. No need to power down the card.\r |
| 871 | if(mifare_classic_halt(pcs, cuid)) {\r |
| 872 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r |
| 873 | continue;\r |
| 874 | }\r |
| 875 | \r |
| 876 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r |
| 877 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r |
| 878 | continue;\r |
| 879 | };\r |
| 880 | \r |
| 881 | auth1_time = 0;\r |
| 882 | if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r |
| 883 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r |
| 884 | continue;\r |
| 885 | };\r |
| 886 | \r |
| 887 | // nested authentication\r |
| 888 | auth2_time = auth1_time + delta_time;\r |
| 889 | len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time);\r |
| 890 | if (len != 4) {\r |
| 891 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);\r |
| 892 | continue;\r |
| 893 | };\r |
| 894 | \r |
| 895 | nt2 = bytes_to_num(receivedAnswer, 4);\r |
| 896 | if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par[0]);\r |
| 897 | \r |
| 898 | // Parity validity check\r |
| 899 | for (j = 0; j < 4; j++) {\r |
| 900 | par_array[j] = (oddparity8(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r |
| 901 | }\r |
| 902 | \r |
| 903 | ncount = 0;\r |
| 904 | nttest = prng_successor(nt1, dmin - 1);\r |
| 905 | for (j = dmin; j < dmax + 1; j++) {\r |
| 906 | nttest = prng_successor(nttest, 1);\r |
| 907 | ks1 = nt2 ^ nttest;\r |
| 908 | \r |
| 909 | if (valid_nonce(nttest, nt2, ks1, par_array)){\r |
| 910 | if (ncount > 0) { // we are only interested in disambiguous nonces, try again\r |
| 911 | if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);\r |
| 912 | target_nt[i] = 0;\r |
| 913 | break;\r |
| 914 | }\r |
| 915 | target_nt[i] = nttest;\r |
| 916 | target_ks[i] = ks1;\r |
| 917 | ncount++;\r |
| 918 | if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces\r |
| 919 | target_nt[i] = 0;\r |
| 920 | if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);\r |
| 921 | break;\r |
| 922 | }\r |
| 923 | if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);\r |
| 924 | }\r |
| 925 | }\r |
| 926 | if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r |
| 927 | }\r |
| 928 | }\r |
| 929 | \r |
| 930 | LED_C_OFF();\r |
| 931 | \r |
| 932 | // ----------------------------- crypto1 destroy\r |
| 933 | crypto1_destroy(pcs);\r |
| 934 | \r |
| 935 | byte_t buf[4 + 4 * 4];\r |
| 936 | memcpy(buf, &cuid, 4);\r |
| 937 | memcpy(buf+4, &target_nt[0], 4);\r |
| 938 | memcpy(buf+8, &target_ks[0], 4);\r |
| 939 | memcpy(buf+12, &target_nt[1], 4);\r |
| 940 | memcpy(buf+16, &target_ks[1], 4);\r |
| 941 | \r |
| 942 | LED_B_ON();\r |
| 943 | cmd_send(CMD_ACK, isOK, 0, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));\r |
| 944 | LED_B_OFF();\r |
| 945 | \r |
| 946 | if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED");\r |
| 947 | \r |
| 948 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 949 | LEDsoff();\r |
| 950 | }\r |
| 951 | \r |
| 952 | //-----------------------------------------------------------------------------\r |
| 953 | // MIFARE check keys. key count up to 85.\r |
| 954 | //\r |
| 955 | //-----------------------------------------------------------------------------\r |
| 956 | void MifareChkKeys(uint16_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r |
| 957 | {\r |
| 958 | uint8_t blockNo = arg0 & 0xff;\r |
| 959 | uint8_t keyType = (arg0 >> 8) & 0xff;\r |
| 960 | bool clearTrace = arg1 & 0x01;\r |
| 961 | bool multisectorCheck = arg1 & 0x02;\r |
| 962 | uint8_t set14aTimeout = (arg1 >> 8) & 0xff;\r |
| 963 | uint8_t keyCount = arg2;\r |
| 964 | \r |
| 965 | // clear debug level\r |
| 966 | int OLD_MF_DBGLEVEL = MF_DBGLEVEL;\r |
| 967 | MF_DBGLEVEL = MF_DBG_NONE;\r |
| 968 | \r |
| 969 | LED_A_ON();\r |
| 970 | LED_B_OFF();\r |
| 971 | LED_C_OFF();\r |
| 972 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 973 | \r |
| 974 | if (clearTrace) clear_trace();\r |
| 975 | set_tracing(true);\r |
| 976 | \r |
| 977 | if (set14aTimeout){\r |
| 978 | iso14a_set_timeout(set14aTimeout * 10); // timeout: ms = x/106 35-minimum, 50-OK 106-recommended 500-safe\r |
| 979 | }\r |
| 980 | \r |
| 981 | if (multisectorCheck) {\r |
| 982 | TKeyIndex keyIndex = {{0}};\r |
| 983 | uint8_t sectorCnt = blockNo;\r |
| 984 | int res = MifareMultisectorChk(datain, keyCount, sectorCnt, keyType, OLD_MF_DBGLEVEL, &keyIndex);\r |
| 985 | \r |
| 986 | LED_B_ON();\r |
| 987 | if (res >= 0) {\r |
| 988 | cmd_send(CMD_ACK, 1, 0, 0, keyIndex, 80);\r |
| 989 | } else {\r |
| 990 | cmd_send(CMD_ACK, 0, 0, 0, NULL, 0);\r |
| 991 | }\r |
| 992 | LED_B_OFF();\r |
| 993 | } else { \r |
| 994 | int res = MifareChkBlockKeys(datain, keyCount, blockNo, keyType, OLD_MF_DBGLEVEL);\r |
| 995 | \r |
| 996 | LED_B_ON();\r |
| 997 | if (res > 0) {\r |
| 998 | cmd_send(CMD_ACK, 1, 0, 0, datain + (res - 1) * 6, 6);\r |
| 999 | } else {\r |
| 1000 | cmd_send(CMD_ACK, 0, 0, 0, NULL, 0);\r |
| 1001 | }\r |
| 1002 | LED_B_OFF();\r |
| 1003 | }\r |
| 1004 | \r |
| 1005 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1006 | LEDsoff();\r |
| 1007 | \r |
| 1008 | // restore debug level\r |
| 1009 | MF_DBGLEVEL = OLD_MF_DBGLEVEL;\r |
| 1010 | }\r |
| 1011 | \r |
| 1012 | //-----------------------------------------------------------------------------\r |
| 1013 | // MIFARE commands set debug level\r |
| 1014 | //\r |
| 1015 | //-----------------------------------------------------------------------------\r |
| 1016 | void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r |
| 1017 | MF_DBGLEVEL = arg0;\r |
| 1018 | Dbprintf("Debug level: %d", MF_DBGLEVEL);\r |
| 1019 | }\r |
| 1020 | \r |
| 1021 | //-----------------------------------------------------------------------------\r |
| 1022 | // Work with emulator memory\r |
| 1023 | //\r |
| 1024 | // Note: we call FpgaDownloadAndGo(FPGA_BITSTREAM_HF) here although FPGA is not\r |
| 1025 | // involved in dealing with emulator memory. But if it is called later, it might\r |
| 1026 | // destroy the Emulator Memory.\r |
| 1027 | //-----------------------------------------------------------------------------\r |
| 1028 | \r |
| 1029 | void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r |
| 1030 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r |
| 1031 | emlClearMem();\r |
| 1032 | }\r |
| 1033 | \r |
| 1034 | void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r |
| 1035 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r |
| 1036 | emlSetMem(datain, arg0, arg1); // data, block num, blocks count\r |
| 1037 | }\r |
| 1038 | \r |
| 1039 | void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r |
| 1040 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r |
| 1041 | byte_t buf[USB_CMD_DATA_SIZE];\r |
| 1042 | emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r |
| 1043 | \r |
| 1044 | LED_B_ON();\r |
| 1045 | cmd_send(CMD_ACK,arg0,arg1,0,buf,USB_CMD_DATA_SIZE);\r |
| 1046 | LED_B_OFF();\r |
| 1047 | }\r |
| 1048 | \r |
| 1049 | //-----------------------------------------------------------------------------\r |
| 1050 | // Load a card into the emulator memory\r |
| 1051 | //\r |
| 1052 | //-----------------------------------------------------------------------------\r |
| 1053 | void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r |
| 1054 | uint8_t numSectors = arg0;\r |
| 1055 | uint8_t keyType = arg1;\r |
| 1056 | uint64_t ui64Key = 0;\r |
| 1057 | uint32_t cuid;\r |
| 1058 | struct Crypto1State mpcs = {0, 0};\r |
| 1059 | struct Crypto1State *pcs;\r |
| 1060 | pcs = &mpcs;\r |
| 1061 | \r |
| 1062 | // variables\r |
| 1063 | byte_t dataoutbuf[16];\r |
| 1064 | byte_t dataoutbuf2[16];\r |
| 1065 | uint8_t uid[10];\r |
| 1066 | \r |
| 1067 | LED_A_ON();\r |
| 1068 | LED_B_OFF();\r |
| 1069 | LED_C_OFF();\r |
| 1070 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 1071 | \r |
| 1072 | clear_trace();\r |
| 1073 | set_tracing(false);\r |
| 1074 | \r |
| 1075 | bool isOK = true;\r |
| 1076 | \r |
| 1077 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r |
| 1078 | isOK = false;\r |
| 1079 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r |
| 1080 | }\r |
| 1081 | \r |
| 1082 | for (uint8_t sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r |
| 1083 | ui64Key = emlGetKey(sectorNo, keyType);\r |
| 1084 | if (sectorNo == 0){\r |
| 1085 | if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r |
| 1086 | isOK = false;\r |
| 1087 | if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth error", sectorNo);\r |
| 1088 | break;\r |
| 1089 | }\r |
| 1090 | } else {\r |
| 1091 | if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED)) {\r |
| 1092 | isOK = false;\r |
| 1093 | if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth nested error", sectorNo);\r |
| 1094 | break;\r |
| 1095 | }\r |
| 1096 | }\r |
| 1097 | \r |
| 1098 | for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r |
| 1099 | if(isOK && mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf)) {\r |
| 1100 | isOK = false;\r |
| 1101 | if (MF_DBGLEVEL >= 1) Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo);\r |
| 1102 | break;\r |
| 1103 | };\r |
| 1104 | if (isOK) {\r |
| 1105 | if (blockNo < NumBlocksPerSector(sectorNo) - 1) {\r |
| 1106 | emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1);\r |
| 1107 | } else { // sector trailer, keep the keys, set only the AC\r |
| 1108 | emlGetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r |
| 1109 | memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r |
| 1110 | emlSetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r |
| 1111 | }\r |
| 1112 | }\r |
| 1113 | }\r |
| 1114 | \r |
| 1115 | }\r |
| 1116 | \r |
| 1117 | if(mifare_classic_halt(pcs, cuid)) {\r |
| 1118 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r |
| 1119 | };\r |
| 1120 | \r |
| 1121 | // ----------------------------- crypto1 destroy\r |
| 1122 | crypto1_destroy(pcs);\r |
| 1123 | \r |
| 1124 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1125 | LEDsoff();\r |
| 1126 | \r |
| 1127 | if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");\r |
| 1128 | \r |
| 1129 | }\r |
| 1130 | \r |
| 1131 | \r |
| 1132 | //-----------------------------------------------------------------------------\r |
| 1133 | // Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r |
| 1134 | //\r |
| 1135 | //-----------------------------------------------------------------------------\r |
| 1136 | \r |
| 1137 | static bool isBlockTrailer(int blockN) {\r |
| 1138 | if (blockN >= 0 && blockN < 128) {\r |
| 1139 | return ((blockN & 0x03) == 0x03);\r |
| 1140 | }\r |
| 1141 | if (blockN >= 128 && blockN <= 256) {\r |
| 1142 | return ((blockN & 0x0F) == 0x0F);\r |
| 1143 | }\r |
| 1144 | return FALSE;\r |
| 1145 | }\r |
| 1146 | \r |
| 1147 | void MifareCWipe(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r |
| 1148 | // var\r |
| 1149 | byte_t isOK = 0;\r |
| 1150 | uint32_t numBlocks = arg0;\r |
| 1151 | // cmdParams:\r |
| 1152 | // bit 0 - wipe gen1a\r |
| 1153 | // bit 1 - fill card with default data\r |
| 1154 | // bit 2 - gen1a = 0, gen1b = 1\r |
| 1155 | uint8_t cmdParams = arg1;\r |
| 1156 | bool needWipe = cmdParams & 0x01;\r |
| 1157 | bool needFill = cmdParams & 0x02;\r |
| 1158 | bool gen1b = cmdParams & 0x04;\r |
| 1159 | \r |
| 1160 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r |
| 1161 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r |
| 1162 | \r |
| 1163 | uint8_t block0[16] = {0x01, 0x02, 0x03, 0x04, 0x04, 0x08, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xBE, 0xAF};\r |
| 1164 | uint8_t block1[16] = {0x00};\r |
| 1165 | uint8_t blockK[16] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x08, 0x77, 0x8F, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};\r |
| 1166 | uint8_t d_block[18] = {0x00};\r |
| 1167 | \r |
| 1168 | // card commands\r |
| 1169 | uint8_t wupC1[] = { 0x40 };\r |
| 1170 | uint8_t wupC2[] = { 0x43 };\r |
| 1171 | uint8_t wipeC[] = { 0x41 };\r |
| 1172 | \r |
| 1173 | // iso14443 setup\r |
| 1174 | LED_A_ON();\r |
| 1175 | LED_B_OFF();\r |
| 1176 | LED_C_OFF();\r |
| 1177 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 1178 | \r |
| 1179 | // tracing\r |
| 1180 | clear_trace();\r |
| 1181 | set_tracing(true);\r |
| 1182 | \r |
| 1183 | while (true){\r |
| 1184 | // wipe\r |
| 1185 | if (needWipe){\r |
| 1186 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r |
| 1187 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1188 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r |
| 1189 | break;\r |
| 1190 | };\r |
| 1191 | \r |
| 1192 | ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r |
| 1193 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1194 | if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r |
| 1195 | break;\r |
| 1196 | };\r |
| 1197 | \r |
| 1198 | if(mifare_classic_halt(NULL, 0)) {\r |
| 1199 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r |
| 1200 | };\r |
| 1201 | };\r |
| 1202 | \r |
| 1203 | // put default data\r |
| 1204 | if (needFill){\r |
| 1205 | // select commands\r |
| 1206 | ReaderTransmitBitsPar(wupC1, 7, 0, NULL);\r |
| 1207 | \r |
| 1208 | // gen1b magic tag : do no issue wupC2 and don't expect 0x0a response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command)\r |
| 1209 | if (!gen1b) { \r |
| 1210 | \r |
| 1211 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1212 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r |
| 1213 | break;\r |
| 1214 | };\r |
| 1215 | \r |
| 1216 | ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r |
| 1217 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1218 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r |
| 1219 | break;\r |
| 1220 | };\r |
| 1221 | }\r |
| 1222 | \r |
| 1223 | // send blocks command\r |
| 1224 | for (int blockNo = 0; blockNo < numBlocks; blockNo++) {\r |
| 1225 | if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r |
| 1226 | if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r |
| 1227 | break;\r |
| 1228 | };\r |
| 1229 | \r |
| 1230 | // check type of block and add crc\r |
| 1231 | if (!isBlockTrailer(blockNo)){\r |
| 1232 | memcpy(d_block, block1, 16);\r |
| 1233 | } else {\r |
| 1234 | memcpy(d_block, blockK, 16);\r |
| 1235 | }\r |
| 1236 | if (blockNo == 0) {\r |
| 1237 | memcpy(d_block, block0, 16);\r |
| 1238 | }\r |
| 1239 | AppendCrc14443a(d_block, 16);\r |
| 1240 | \r |
| 1241 | // send write command\r |
| 1242 | ReaderTransmit(d_block, sizeof(d_block), NULL);\r |
| 1243 | if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) {\r |
| 1244 | if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r |
| 1245 | break;\r |
| 1246 | };\r |
| 1247 | }\r |
| 1248 | \r |
| 1249 | // halt\r |
| 1250 | // do no issue halt command for gen1b \r |
| 1251 | if (!gen1b) {\r |
| 1252 | if (mifare_classic_halt(NULL, 0)) {\r |
| 1253 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r |
| 1254 | break;\r |
| 1255 | }\r |
| 1256 | }\r |
| 1257 | }\r |
| 1258 | break;\r |
| 1259 | } \r |
| 1260 | \r |
| 1261 | // send USB response\r |
| 1262 | LED_B_ON();\r |
| 1263 | cmd_send(CMD_ACK,isOK,0,0,NULL,0);\r |
| 1264 | LED_B_OFF();\r |
| 1265 | \r |
| 1266 | // reset fpga\r |
| 1267 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1268 | LEDsoff();\r |
| 1269 | \r |
| 1270 | return;\r |
| 1271 | }\r |
| 1272 | \r |
| 1273 | void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r |
| 1274 | \r |
| 1275 | // params\r |
| 1276 | uint8_t needWipe = arg0;\r |
| 1277 | // bit 0 - need get UID\r |
| 1278 | // bit 1 - need wupC\r |
| 1279 | // bit 2 - need HALT after sequence\r |
| 1280 | // bit 3 - need init FPGA and field before sequence\r |
| 1281 | // bit 4 - need reset FPGA and LED\r |
| 1282 | // bit 6 - gen1b backdoor type\r |
| 1283 | uint8_t workFlags = arg1;\r |
| 1284 | uint8_t blockNo = arg2;\r |
| 1285 | \r |
| 1286 | // card commands\r |
| 1287 | uint8_t wupC1[] = { 0x40 };\r |
| 1288 | uint8_t wupC2[] = { 0x43 };\r |
| 1289 | uint8_t wipeC[] = { 0x41 };\r |
| 1290 | \r |
| 1291 | // variables\r |
| 1292 | byte_t isOK = 0;\r |
| 1293 | uint8_t uid[10] = {0x00};\r |
| 1294 | uint8_t d_block[18] = {0x00};\r |
| 1295 | uint32_t cuid;\r |
| 1296 | \r |
| 1297 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r |
| 1298 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r |
| 1299 | \r |
| 1300 | // reset FPGA and LED\r |
| 1301 | if (workFlags & 0x08) {\r |
| 1302 | LED_A_ON();\r |
| 1303 | LED_B_OFF();\r |
| 1304 | LED_C_OFF();\r |
| 1305 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 1306 | \r |
| 1307 | clear_trace();\r |
| 1308 | set_tracing(true);\r |
| 1309 | }\r |
| 1310 | \r |
| 1311 | while (true) {\r |
| 1312 | \r |
| 1313 | // get UID from chip\r |
| 1314 | if (workFlags & 0x01) {\r |
| 1315 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r |
| 1316 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r |
| 1317 | // Continue, if we set wrong UID or wrong UID checksum or some ATQA or SAK we will can't select card. But we need to write block 0 to make card work.\r |
| 1318 | //break;\r |
| 1319 | };\r |
| 1320 | \r |
| 1321 | if(mifare_classic_halt(NULL, cuid)) {\r |
| 1322 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r |
| 1323 | // Continue, some magic tags misbehavies and send an answer to it.\r |
| 1324 | // break;\r |
| 1325 | };\r |
| 1326 | };\r |
| 1327 | \r |
| 1328 | // reset chip\r |
| 1329 | // Wipe command don't work with gen1b\r |
| 1330 | if (needWipe && !(workFlags & 0x40)){\r |
| 1331 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r |
| 1332 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1333 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r |
| 1334 | break;\r |
| 1335 | };\r |
| 1336 | \r |
| 1337 | ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r |
| 1338 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1339 | if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r |
| 1340 | break;\r |
| 1341 | };\r |
| 1342 | \r |
| 1343 | if(mifare_classic_halt(NULL, 0)) {\r |
| 1344 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r |
| 1345 | // Continue, some magic tags misbehavies and send an answer to it.\r |
| 1346 | // break;\r |
| 1347 | };\r |
| 1348 | };\r |
| 1349 | \r |
| 1350 | // write block\r |
| 1351 | if (workFlags & 0x02) {\r |
| 1352 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r |
| 1353 | \r |
| 1354 | // gen1b magic tag : do no issue wupC2 and don't expect 0x0a response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command)\r |
| 1355 | if (!(workFlags & 0x40)) {\r |
| 1356 | \r |
| 1357 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1358 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r |
| 1359 | break;\r |
| 1360 | };\r |
| 1361 | \r |
| 1362 | ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r |
| 1363 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1364 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r |
| 1365 | break;\r |
| 1366 | };\r |
| 1367 | }\r |
| 1368 | }\r |
| 1369 | \r |
| 1370 | if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r |
| 1371 | if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r |
| 1372 | break;\r |
| 1373 | };\r |
| 1374 | \r |
| 1375 | memcpy(d_block, datain, 16);\r |
| 1376 | AppendCrc14443a(d_block, 16);\r |
| 1377 | \r |
| 1378 | ReaderTransmit(d_block, sizeof(d_block), NULL);\r |
| 1379 | if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) {\r |
| 1380 | if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r |
| 1381 | break;\r |
| 1382 | };\r |
| 1383 | \r |
| 1384 | if (workFlags & 0x04) {\r |
| 1385 | // do no issue halt command for gen1b magic tag (#db# halt error. response len: 1)\r |
| 1386 | if (!(workFlags & 0x40)) {\r |
| 1387 | if (mifare_classic_halt(NULL, 0)) {\r |
| 1388 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r |
| 1389 | // Continue, some magic tags misbehavies and send an answer to it.\r |
| 1390 | // break;\r |
| 1391 | }\r |
| 1392 | }\r |
| 1393 | }\r |
| 1394 | \r |
| 1395 | isOK = 1;\r |
| 1396 | break;\r |
| 1397 | }\r |
| 1398 | \r |
| 1399 | LED_B_ON();\r |
| 1400 | cmd_send(CMD_ACK,isOK,0,0,uid,4);\r |
| 1401 | LED_B_OFF();\r |
| 1402 | \r |
| 1403 | if ((workFlags & 0x10) || (!isOK)) {\r |
| 1404 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1405 | LEDsoff();\r |
| 1406 | }\r |
| 1407 | }\r |
| 1408 | \r |
| 1409 | \r |
| 1410 | void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r |
| 1411 | \r |
| 1412 | // params\r |
| 1413 | // bit 1 - need wupC\r |
| 1414 | // bit 2 - need HALT after sequence\r |
| 1415 | // bit 3 - need init FPGA and field before sequence\r |
| 1416 | // bit 4 - need reset FPGA and LED\r |
| 1417 | // bit 5 - need to set datain instead of issuing USB reply (called via ARM for StandAloneMode14a)\r |
| 1418 | // bit 6 - gen1b backdoor type\r |
| 1419 | uint8_t workFlags = arg0;\r |
| 1420 | uint8_t blockNo = arg2;\r |
| 1421 | \r |
| 1422 | // card commands\r |
| 1423 | uint8_t wupC1[] = { 0x40 };\r |
| 1424 | uint8_t wupC2[] = { 0x43 };\r |
| 1425 | \r |
| 1426 | // variables\r |
| 1427 | byte_t isOK = 0;\r |
| 1428 | uint8_t data[18] = {0x00};\r |
| 1429 | uint32_t cuid = 0;\r |
| 1430 | \r |
| 1431 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r |
| 1432 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r |
| 1433 | \r |
| 1434 | if (workFlags & 0x08) {\r |
| 1435 | LED_A_ON();\r |
| 1436 | LED_B_OFF();\r |
| 1437 | LED_C_OFF();\r |
| 1438 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 1439 | \r |
| 1440 | clear_trace();\r |
| 1441 | set_tracing(true);\r |
| 1442 | }\r |
| 1443 | \r |
| 1444 | while (true) {\r |
| 1445 | if (workFlags & 0x02) {\r |
| 1446 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r |
| 1447 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1448 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r |
| 1449 | break;\r |
| 1450 | };\r |
| 1451 | // do no issue for gen1b magic tag\r |
| 1452 | if (!(workFlags & 0x40)) {\r |
| 1453 | ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r |
| 1454 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r |
| 1455 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r |
| 1456 | break;\r |
| 1457 | };\r |
| 1458 | }\r |
| 1459 | }\r |
| 1460 | \r |
| 1461 | // read block\r |
| 1462 | if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) {\r |
| 1463 | if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error");\r |
| 1464 | break;\r |
| 1465 | };\r |
| 1466 | memcpy(data, receivedAnswer, 18);\r |
| 1467 | \r |
| 1468 | if (workFlags & 0x04) {\r |
| 1469 | // do no issue halt command for gen1b magic tag (#db# halt error. response len: 1)\r |
| 1470 | if (!(workFlags & 0x40)) {\r |
| 1471 | if (mifare_classic_halt(NULL, cuid)) {\r |
| 1472 | if (MF_DBGLEVEL > 1) Dbprintf("Halt error");\r |
| 1473 | // Continue, some magic tags misbehavies and send an answer to it.\r |
| 1474 | // break;\r |
| 1475 | }\r |
| 1476 | }\r |
| 1477 | }\r |
| 1478 | \r |
| 1479 | isOK = 1;\r |
| 1480 | break;\r |
| 1481 | }\r |
| 1482 | \r |
| 1483 | LED_B_ON();\r |
| 1484 | if (workFlags & 0x20) {\r |
| 1485 | if (isOK)\r |
| 1486 | memcpy(datain, data, 18);\r |
| 1487 | }\r |
| 1488 | else\r |
| 1489 | cmd_send(CMD_ACK,isOK,0,0,data,18);\r |
| 1490 | LED_B_OFF();\r |
| 1491 | \r |
| 1492 | if ((workFlags & 0x10) || (!isOK)) {\r |
| 1493 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1494 | LEDsoff();\r |
| 1495 | }\r |
| 1496 | }\r |
| 1497 | \r |
| 1498 | void MifareCIdent(){\r |
| 1499 | \r |
| 1500 | // card commands\r |
| 1501 | uint8_t wupC1[] = { 0x40 };\r |
| 1502 | uint8_t wupC2[] = { 0x43 };\r |
| 1503 | \r |
| 1504 | // variables\r |
| 1505 | byte_t isOK = 0;\r |
| 1506 | \r |
| 1507 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r |
| 1508 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r |
| 1509 | \r |
| 1510 | LED_A_ON();\r |
| 1511 | LED_B_OFF();\r |
| 1512 | LED_C_OFF();\r |
| 1513 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 1514 | \r |
| 1515 | clear_trace();\r |
| 1516 | set_tracing(true); \r |
| 1517 | \r |
| 1518 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r |
| 1519 | if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == 0x0a)) {\r |
| 1520 | isOK = 2;\r |
| 1521 | \r |
| 1522 | ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r |
| 1523 | if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == 0x0a)) {\r |
| 1524 | isOK = 1;\r |
| 1525 | };\r |
| 1526 | };\r |
| 1527 | \r |
| 1528 | // From iceman1001: removed the if, since some magic tags misbehavies and send an answer to it.\r |
| 1529 | mifare_classic_halt(NULL, 0);\r |
| 1530 | \r |
| 1531 | LED_B_ON();\r |
| 1532 | cmd_send(CMD_ACK,isOK,0,0,0,0);\r |
| 1533 | LED_B_OFF();\r |
| 1534 | \r |
| 1535 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1536 | LEDsoff(); \r |
| 1537 | }\r |
| 1538 | \r |
| 1539 | //\r |
| 1540 | // DESFIRE\r |
| 1541 | //\r |
| 1542 | \r |
| 1543 | void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r |
| 1544 | \r |
| 1545 | byte_t dataout[11] = {0x00};\r |
| 1546 | uint8_t uid[10] = {0x00};\r |
| 1547 | uint32_t cuid;\r |
| 1548 | \r |
| 1549 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r |
| 1550 | clear_trace();\r |
| 1551 | \r |
| 1552 | int len = iso14443a_select_card(uid, NULL, &cuid, true, 0, true);\r |
| 1553 | if(!len) {\r |
| 1554 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r |
| 1555 | OnError(1);\r |
| 1556 | return;\r |
| 1557 | };\r |
| 1558 | \r |
| 1559 | if(mifare_desfire_des_auth1(cuid, dataout)){\r |
| 1560 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication part1: Fail.");\r |
| 1561 | OnError(4);\r |
| 1562 | return;\r |
| 1563 | }\r |
| 1564 | \r |
| 1565 | if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");\r |
| 1566 | cmd_send(CMD_ACK,1,cuid,0,dataout, sizeof(dataout));\r |
| 1567 | }\r |
| 1568 | \r |
| 1569 | void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){\r |
| 1570 | \r |
| 1571 | uint32_t cuid = arg0;\r |
| 1572 | uint8_t key[16] = {0x00};\r |
| 1573 | byte_t isOK = 0;\r |
| 1574 | byte_t dataout[12] = {0x00};\r |
| 1575 | \r |
| 1576 | memcpy(key, datain, 16);\r |
| 1577 | \r |
| 1578 | isOK = mifare_desfire_des_auth2(cuid, key, dataout);\r |
| 1579 | \r |
| 1580 | if( isOK) {\r |
| 1581 | if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Authentication part2: Failed");\r |
| 1582 | OnError(4);\r |
| 1583 | return;\r |
| 1584 | }\r |
| 1585 | \r |
| 1586 | if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 2 FINISHED");\r |
| 1587 | \r |
| 1588 | cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r |
| 1589 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1590 | LEDsoff();\r |
| 1591 | }\r |
| 1592 | \r |
| 1593 | void OnSuccess(){\r |
| 1594 | pcb_blocknum = 0;\r |
| 1595 | ReaderTransmit(deselect_cmd, 3 , NULL);\r |
| 1596 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1597 | LEDsoff();\r |
| 1598 | }\r |
| 1599 | \r |
| 1600 | void OnError(uint8_t reason){\r |
| 1601 | pcb_blocknum = 0;\r |
| 1602 | ReaderTransmit(deselect_cmd, 3 , NULL);\r |
| 1603 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r |
| 1604 | cmd_send(CMD_ACK,0,reason,0,0,0);\r |
| 1605 | LEDsoff();\r |
| 1606 | }\r |