-//-----------------------------------------------------------------------------\r
-// Merlok - June 2011, 2012\r
-// Gerhard de Koning Gans - May 2008\r
-// Hagen Fritsch - June 2010\r
-//\r
-// This code is licensed to you under the terms of the GNU GPL, version 2 or,\r
-// at your option, any later version. See the LICENSE.txt file for the text of\r
-// the license.\r
-//-----------------------------------------------------------------------------\r
-// Routines to support ISO 14443 type A.\r
-//-----------------------------------------------------------------------------\r
-\r
-#include "mifarecmd.h"\r
-#include "apps.h"\r
-\r
-//-----------------------------------------------------------------------------\r
-// Select, Authenticaate, Read an MIFARE tag. \r
-// read block\r
-//-----------------------------------------------------------------------------\r
-void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
-{\r
- // params\r
- uint8_t blockNo = arg0;\r
- uint8_t keyType = arg1;\r
- uint64_t ui64Key = 0;\r
- ui64Key = bytes_to_num(datain, 6);\r
- \r
- // variables\r
- byte_t isOK = 0;\r
- byte_t dataoutbuf[16];\r
- uint8_t uid[10];\r
- uint32_t cuid;\r
- struct Crypto1State mpcs = {0, 0};\r
- struct Crypto1State *pcs;\r
- pcs = &mpcs;\r
-\r
- // clear trace\r
- iso14a_clear_trace();\r
-// iso14a_set_tracing(false);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
-\r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
-\r
- if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
- break;\r
- };\r
- \r
- if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");\r
- break;\r
- };\r
-\r
- if(mifare_classic_halt(pcs, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- \r
- isOK = 1;\r
- break;\r
- }\r
- \r
- // ----------------------------- crypto1 destroy\r
- crypto1_destroy(pcs);\r
- \r
- if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
-\r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
-// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-// memcpy(ack.d.asBytes, dataoutbuf, 16);\r
- \r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
- LED_B_OFF();\r
-\r
-\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
-// iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-void MifareUReadBlock(uint8_t arg0,uint8_t *datain)\r
-{\r
- // params\r
- uint8_t blockNo = arg0;\r
- \r
- // variables\r
- byte_t isOK = 0;\r
- byte_t dataoutbuf[16];\r
- uint8_t uid[10];\r
- uint32_t cuid;\r
- \r
- // clear trace\r
- iso14a_clear_trace();\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
- \r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
- \r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
- \r
- if(mifare_ultra_readblock(cuid, blockNo, dataoutbuf)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");\r
- break;\r
- };\r
- \r
- if(mifare_ultra_halt(cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- \r
- isOK = 1;\r
- break;\r
- }\r
- \r
- if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
- \r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
- LED_B_OFF();\r
- \r
- \r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
-}\r
-\r
-//-----------------------------------------------------------------------------\r
-// Select, Authenticaate, Read an MIFARE tag. \r
-// read sector (data = 4 x 16 bytes = 64 bytes)\r
-//-----------------------------------------------------------------------------\r
-void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
-{\r
- // params\r
- uint8_t sectorNo = arg0;\r
- uint8_t keyType = arg1;\r
- uint64_t ui64Key = 0;\r
- ui64Key = bytes_to_num(datain, 6);\r
- \r
- // variables\r
- byte_t isOK = 0;\r
- byte_t dataoutbuf[16 * 4];\r
- uint8_t uid[10];\r
- uint32_t cuid;\r
- struct Crypto1State mpcs = {0, 0};\r
- struct Crypto1State *pcs;\r
- pcs = &mpcs;\r
-\r
- // clear trace\r
- iso14a_clear_trace();\r
-// iso14a_set_tracing(false);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
-\r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
-\r
- if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_FIRST)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
- break;\r
- };\r
- \r
- if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 0, dataoutbuf + 16 * 0)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block 0 error");\r
- break;\r
- };\r
- if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 1, dataoutbuf + 16 * 1)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block 1 error");\r
- break;\r
- };\r
- if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 2, dataoutbuf + 16 * 2)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block 2 error");\r
- break;\r
- };\r
- if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 3, dataoutbuf + 16 * 3)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block 3 error");\r
- break;\r
- };\r
- \r
- if(mifare_classic_halt(pcs, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
-\r
- isOK = 1;\r
- break;\r
- }\r
- \r
- // ----------------------------- crypto1 destroy\r
- crypto1_destroy(pcs);\r
- \r
- if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");\r
-\r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
-// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-// memcpy(ack.d.asBytes, dataoutbuf, 16 * 2);\r
- \r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,32);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
-// SpinDelay(100);\r
- \r
-// memcpy(ack.d.asBytes, dataoutbuf + 16 * 2, 16 * 2);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
- cmd_send(CMD_ACK,isOK,0,0,dataoutbuf+32, 32);\r
- LED_B_OFF();\r
-\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
-// iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-void MifareUReadCard(uint8_t arg0, uint8_t *datain)\r
-{\r
- // params\r
- uint8_t sectorNo = arg0;\r
- \r
- // variables\r
- byte_t isOK = 0;\r
- byte_t dataoutbuf[16 * 4];\r
- uint8_t uid[10];\r
- uint32_t cuid;\r
-\r
- // clear trace\r
- iso14a_clear_trace();\r
-// iso14a_set_tracing(false);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
-\r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
- for(int sec=0;sec<16;sec++){\r
- if(mifare_ultra_readblock(cuid, sectorNo * 4 + sec, dataoutbuf + 4 * sec)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block %d error",sec);\r
- break;\r
- };\r
- }\r
- if(mifare_ultra_halt(cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
-\r
- isOK = 1;\r
- break;\r
- }\r
- \r
- if (MF_DBGLEVEL >= 2) DbpString("READ CARD FINISHED");\r
-\r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
- \r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64);\r
- //cmd_send(CMD_ACK,isOK,0,0,dataoutbuf+32, 32);\r
- LED_B_OFF();\r
-\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
-// iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-\r
-//-----------------------------------------------------------------------------\r
-// Select, Authenticaate, Read an MIFARE tag. \r
-// read block\r
-//-----------------------------------------------------------------------------\r
-void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
-{\r
- // params\r
- uint8_t blockNo = arg0;\r
- uint8_t keyType = arg1;\r
- uint64_t ui64Key = 0;\r
- byte_t blockdata[16];\r
-\r
- ui64Key = bytes_to_num(datain, 6);\r
- memcpy(blockdata, datain + 10, 16);\r
- \r
- // variables\r
- byte_t isOK = 0;\r
- uint8_t uid[10];\r
- uint32_t cuid;\r
- struct Crypto1State mpcs = {0, 0};\r
- struct Crypto1State *pcs;\r
- pcs = &mpcs;\r
-\r
- // clear trace\r
- iso14a_clear_trace();\r
-// iso14a_set_tracing(false);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
-\r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
-\r
- if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
- break;\r
- };\r
- \r
- if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
- break;\r
- };\r
-\r
- if(mifare_classic_halt(pcs, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- \r
- isOK = 1;\r
- break;\r
- }\r
- \r
- // ----------------------------- crypto1 destroy\r
- crypto1_destroy(pcs);\r
- \r
- if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
-\r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
-// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
- \r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,0,0);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
- LED_B_OFF();\r
-\r
-\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
-// iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)\r
-{\r
- // params\r
- uint8_t blockNo = arg0;\r
- byte_t blockdata[16];\r
-\r
- memset(blockdata,'\0',16);\r
- memcpy(blockdata, datain,16);\r
- \r
- // variables\r
- byte_t isOK = 0;\r
- uint8_t uid[10];\r
- uint32_t cuid;\r
-\r
- // clear trace\r
- iso14a_clear_trace();\r
- // iso14a_set_tracing(false);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
-\r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
-\r
- if(mifare_ultra_writeblock(cuid, blockNo, blockdata)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
- break;\r
- };\r
-\r
- if(mifare_ultra_halt(cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- \r
- isOK = 1;\r
- break;\r
- }\r
- \r
- if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
-\r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,0,0);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
- LED_B_OFF();\r
-\r
-\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
-// iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)\r
-{\r
- // params\r
- uint8_t blockNo = arg0;\r
- byte_t blockdata[4];\r
- \r
- memcpy(blockdata, datain,4);\r
-\r
- // variables\r
- byte_t isOK = 0;\r
- uint8_t uid[10];\r
- uint32_t cuid;\r
-\r
- // clear trace\r
- iso14a_clear_trace();\r
- // iso14a_set_tracing(false);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
-\r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
-\r
- if(mifare_ultra_special_writeblock(cuid, blockNo, blockdata)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
- break;\r
- };\r
-\r
- if(mifare_ultra_halt(cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
-\r
- isOK = 1;\r
- break;\r
- }\r
-\r
- if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
-\r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,0,0);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
- LED_B_OFF();\r
-\r
-\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
-// iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-// Return 1 if the nonce is invalid else return 0\r
-int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, byte_t * parity) {\r
- return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
- (oddparity((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
- (oddparity((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
-}\r
-\r
-\r
-\r
-//-----------------------------------------------------------------------------\r
-// MIFARE nested authentication. \r
-// \r
-//-----------------------------------------------------------------------------\r
-void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain)\r
-{\r
- // params\r
- uint8_t blockNo = arg0 & 0xff;\r
- uint8_t keyType = (arg0 >> 8) & 0xff;\r
- uint8_t targetBlockNo = arg1 & 0xff;\r
- uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
- uint64_t ui64Key = 0;\r
-\r
- ui64Key = bytes_to_num(datain, 6);\r
- \r
- // variables\r
- uint16_t rtr, i, j, len;\r
- uint16_t davg;\r
- static uint16_t dmin, dmax;\r
- uint8_t uid[10];\r
- uint32_t cuid, nt1, nt2, nttmp, nttest, par, ks1;\r
- uint32_t target_nt[2], target_ks[2];\r
- \r
- uint8_t par_array[4];\r
- uint16_t ncount = 0;\r
- struct Crypto1State mpcs = {0, 0};\r
- struct Crypto1State *pcs;\r
- pcs = &mpcs;\r
- uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
-\r
- uint32_t auth1_time, auth2_time;\r
- static uint16_t delta_time;\r
-\r
- // clear trace\r
- iso14a_clear_trace();\r
- iso14a_set_tracing(false);\r
- \r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_C_OFF();\r
-\r
-\r
- // statistics on nonce distance\r
- if (calibrate) { // for first call only. Otherwise reuse previous calibration\r
- LED_B_ON();\r
-\r
- davg = dmax = 0;\r
- dmin = 2000;\r
- delta_time = 0;\r
- \r
- for (rtr = 0; rtr < 17; rtr++) {\r
-\r
- // prepare next select. No need to power down the card.\r
- if(mifare_classic_halt(pcs, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
- rtr--;\r
- continue;\r
- }\r
-\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
- rtr--;\r
- continue;\r
- };\r
-\r
- auth1_time = 0;\r
- if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
- rtr--;\r
- continue;\r
- };\r
-\r
- if (delta_time) {\r
- auth2_time = auth1_time + delta_time;\r
- } else {\r
- auth2_time = 0;\r
- }\r
- if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error");\r
- rtr--;\r
- continue;\r
- };\r
-\r
- nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r
- for (i = 101; i < 1200; i++) {\r
- nttmp = prng_successor(nttmp, 1);\r
- if (nttmp == nt2) break;\r
- }\r
-\r
- if (i != 1200) {\r
- if (rtr != 0) {\r
- davg += i;\r
- dmin = MIN(dmin, i);\r
- dmax = MAX(dmax, i);\r
- }\r
- else {\r
- delta_time = auth2_time - auth1_time + 32; // allow some slack for proper timing\r
- }\r
- if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);\r
- }\r
- }\r
- \r
- if (rtr <= 1) return;\r
-\r
- davg = (davg + (rtr - 1)/2) / (rtr - 1);\r
- \r
- if (MF_DBGLEVEL >= 3) Dbprintf("min=%d max=%d avg=%d, delta_time=%d", dmin, dmax, davg, delta_time);\r
-\r
- dmin = davg - 2;\r
- dmax = davg + 2;\r
- \r
- LED_B_OFF();\r
- \r
- }\r
-// ------------------------------------------------------------------------------------------------- \r
- \r
- LED_C_ON();\r
-\r
- // get crypted nonces for target sector\r
- for(i=0; i < 2; i++) { // look for exactly two different nonces\r
-\r
- target_nt[i] = 0;\r
- while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r
- \r
- // prepare next select. No need to power down the card.\r
- if(mifare_classic_halt(pcs, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
- continue;\r
- }\r
-\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
- continue;\r
- };\r
- \r
- auth1_time = 0;\r
- if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
- continue;\r
- };\r
-\r
- // nested authentication\r
- auth2_time = auth1_time + delta_time;\r
- len = mifare_sendcmd_shortex(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, &par, &auth2_time);\r
- if (len != 4) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);\r
- continue;\r
- };\r
- \r
- nt2 = bytes_to_num(receivedAnswer, 4); \r
- if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par);\r
- \r
- // Parity validity check\r
- for (j = 0; j < 4; j++) {\r
- par_array[j] = (oddparity(receivedAnswer[j]) != ((par & 0x08) >> 3));\r
- par = par << 1;\r
- }\r
- \r
- ncount = 0;\r
- nttest = prng_successor(nt1, dmin - 1);\r
- for (j = dmin; j < dmax + 1; j++) {\r
- nttest = prng_successor(nttest, 1);\r
- ks1 = nt2 ^ nttest;\r
-\r
- if (valid_nonce(nttest, nt2, ks1, par_array)){\r
- if (ncount > 0) { // we are only interested in disambiguous nonces, try again\r
- if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);\r
- target_nt[i] = 0;\r
- break;\r
- }\r
- target_nt[i] = nttest;\r
- target_ks[i] = ks1;\r
- ncount++;\r
- if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces\r
- target_nt[i] = 0;\r
- if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);\r
- break;\r
- }\r
- if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);\r
- }\r
- }\r
- if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r
- }\r
- }\r
-\r
- LED_C_OFF();\r
- \r
- // ----------------------------- crypto1 destroy\r
- crypto1_destroy(pcs);\r
- \r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
- byte_t buf[4 + 4 * 4];\r
- memcpy(buf, &cuid, 4);\r
- memcpy(buf+4, &target_nt[0], 4);\r
- memcpy(buf+8, &target_ks[0], 4);\r
- memcpy(buf+12, &target_nt[1], 4);\r
- memcpy(buf+16, &target_ks[1], 4);\r
- \r
- LED_B_ON();\r
- cmd_send(CMD_ACK, 0, 2, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));\r
- LED_B_OFF();\r
-\r
- if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED");\r
-\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
- iso14a_set_tracing(TRUE);\r
-}\r
-\r
-//-----------------------------------------------------------------------------\r
-// MIFARE check keys. key count up to 85. \r
-// \r
-//-----------------------------------------------------------------------------\r
-void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
-{\r
- // params\r
- uint8_t blockNo = arg0;\r
- uint8_t keyType = arg1;\r
- uint8_t keyCount = arg2;\r
- uint64_t ui64Key = 0;\r
- \r
- // variables\r
- int i;\r
- byte_t isOK = 0;\r
- uint8_t uid[10];\r
- uint32_t cuid;\r
- struct Crypto1State mpcs = {0, 0};\r
- struct Crypto1State *pcs;\r
- pcs = &mpcs;\r
- \r
- // clear debug level\r
- int OLD_MF_DBGLEVEL = MF_DBGLEVEL; \r
- MF_DBGLEVEL = MF_DBG_NONE;\r
- \r
- // clear trace\r
- iso14a_clear_trace();\r
- iso14a_set_tracing(TRUE);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
-\r
-// SpinDelay(300);\r
- for (i = 0; i < keyCount; i++) {\r
-// FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
-// SpinDelay(100);\r
-// FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
- // prepare next select by sending a HALT. There is no need to power down the card.\r
- if(mifare_classic_halt(pcs, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Halt error");\r
- }\r
-\r
- // SpinDelay(50);\r
- \r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (OLD_MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Can't select card");\r
- break;\r
- };\r
-\r
- ui64Key = bytes_to_num(datain + i * 6, 6);\r
- if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
- continue;\r
- };\r
- \r
- isOK = 1;\r
- break;\r
- }\r
- \r
- // ----------------------------- crypto1 destroy\r
- crypto1_destroy(pcs);\r
- \r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,datain + i * 6,6);\r
- LED_B_OFF();\r
-\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
-\r
- // restore debug level\r
- MF_DBGLEVEL = OLD_MF_DBGLEVEL; \r
-}\r
-\r
-//-----------------------------------------------------------------------------\r
-// MIFARE commands set debug level\r
-// \r
-//-----------------------------------------------------------------------------\r
-void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
- MF_DBGLEVEL = arg0;\r
- Dbprintf("Debug level: %d", MF_DBGLEVEL);\r
-}\r
-\r
-//-----------------------------------------------------------------------------\r
-// Work with emulator memory\r
-// \r
-//-----------------------------------------------------------------------------\r
-void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
- emlClearMem();\r
-}\r
-\r
-void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
- emlSetMem(datain, arg0, arg1); // data, block num, blocks count\r
-}\r
-\r
-void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
-// UsbCommand ack = {CMD_ACK, {arg0, arg1, 0}};\r
-\r
- byte_t buf[48];\r
- emlGetMem(buf, arg0, arg1); // data, block num, blocks count\r
-\r
- LED_B_ON();\r
- cmd_send(CMD_ACK,arg0,arg1,0,buf,48);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
- LED_B_OFF();\r
-}\r
-\r
-//-----------------------------------------------------------------------------\r
-// Load a card into the emulator memory\r
-// \r
-//-----------------------------------------------------------------------------\r
-void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
- int i;\r
- uint8_t sectorNo = 0;\r
- uint8_t keyType = arg1;\r
- uint64_t ui64Key = 0;\r
- uint32_t cuid;\r
- struct Crypto1State mpcs = {0, 0};\r
- struct Crypto1State *pcs;\r
- pcs = &mpcs;\r
-\r
- // variables\r
- byte_t dataoutbuf[16];\r
- byte_t dataoutbuf2[16];\r
- uint8_t uid[10];\r
-\r
- // clear trace\r
- iso14a_clear_trace();\r
- iso14a_set_tracing(false);\r
- \r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
- \r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
- \r
- for (i = 0; i < 16; i++) {\r
- sectorNo = i;\r
- ui64Key = emlGetKey(sectorNo, keyType);\r
- \r
- if (!i){\r
- if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_FIRST)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%d]. Auth error", i);\r
- break;\r
- }\r
- } else {\r
- if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_NESTED)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%d]. Auth nested error", i);\r
- break;\r
- }\r
- }\r
- \r
- if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 0, dataoutbuf)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block 0 error");\r
- break;\r
- };\r
- emlSetMem(dataoutbuf, sectorNo * 4 + 0, 1);\r
- \r
- if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 1, dataoutbuf)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block 1 error");\r
- break;\r
- };\r
- emlSetMem(dataoutbuf, sectorNo * 4 + 1, 1);\r
-\r
- if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 2, dataoutbuf)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block 2 error");\r
- break;\r
- };\r
- emlSetMem(dataoutbuf, sectorNo * 4 + 2, 1);\r
-\r
- // get block 3 bytes 6-9\r
- if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 3, dataoutbuf)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Read block 3 error");\r
- break;\r
- };\r
- emlGetMem(dataoutbuf2, sectorNo * 4 + 3, 1);\r
- memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r
- emlSetMem(dataoutbuf2, sectorNo * 4 + 3, 1);\r
- }\r
-\r
- if(mifare_classic_halt(pcs, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- \r
- break;\r
- } \r
-\r
- // ----------------------------- crypto1 destroy\r
- crypto1_destroy(pcs);\r
-\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
- \r
- if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");\r
-\r
- // add trace trailer\r
- memset(uid, 0x44, 4);\r
- LogTrace(uid, 4, 0, 0, TRUE);\r
-}\r
-\r
-//-----------------------------------------------------------------------------\r
-// MIFARE 1k emulator\r
-// \r
-//-----------------------------------------------------------------------------\r
-\r
-\r
-//-----------------------------------------------------------------------------\r
-// Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r
-// \r
-//-----------------------------------------------------------------------------\r
-void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
- \r
- // params\r
- uint8_t needWipe = arg0;\r
- // bit 0 - need get UID\r
- // bit 1 - need wupC\r
- // bit 2 - need HALT after sequence\r
- // bit 3 - need init FPGA and field before sequence\r
- // bit 4 - need reset FPGA and LED\r
- uint8_t workFlags = arg1;\r
- uint8_t blockNo = arg2;\r
- \r
- // card commands\r
- uint8_t wupC1[] = { 0x40 }; \r
- uint8_t wupC2[] = { 0x43 }; \r
- uint8_t wipeC[] = { 0x41 }; \r
- \r
- // variables\r
- byte_t isOK = 0;\r
- uint8_t uid[10];\r
- uint8_t d_block[18];\r
- uint32_t cuid;\r
- \r
- memset(uid, 0x00, 10);\r
- uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
- \r
- if (workFlags & 0x08) {\r
- // clear trace\r
- iso14a_clear_trace();\r
- iso14a_set_tracing(TRUE);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
- \r
- SpinDelay(300);\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- SpinDelay(100);\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
- }\r
-\r
- while (true) {\r
- // get UID from chip\r
- if (workFlags & 0x01) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
-\r
- if(mifare_classic_halt(NULL, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- };\r
- \r
- // reset chip\r
- if (needWipe){\r
- ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
- if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
- break;\r
- };\r
-\r
- ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
- if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r
- break;\r
- };\r
-\r
- if(mifare_classic_halt(NULL, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- }; \r
-\r
- // write block\r
- if (workFlags & 0x02) {\r
- ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
- if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
- break;\r
- };\r
-\r
- ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
- if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
- break;\r
- };\r
- }\r
-\r
- if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r
- break;\r
- };\r
- \r
- memcpy(d_block, datain, 16);\r
- AppendCrc14443a(d_block, 16);\r
- \r
- ReaderTransmit(d_block, sizeof(d_block), NULL);\r
- if ((ReaderReceive(receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r
- break;\r
- }; \r
- \r
- if (workFlags & 0x04) {\r
- if (mifare_classic_halt(NULL, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- }\r
- \r
- isOK = 1;\r
- break;\r
- }\r
- \r
-// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-// if (isOK) memcpy(ack.d.asBytes, uid, 4);\r
- \r
- // add trace trailer\r
- /**\r
- * Removed by Martin, the uid is overwritten with 0x44, \r
- * which can 't be intended. \r
- *\r
- * memset(uid, 0x44, 4);\r
- * LogTrace(uid, 4, 0, 0, TRUE);\r
- **/\r
- \r
-\r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,uid,4);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
- LED_B_OFF();\r
-\r
- if ((workFlags & 0x10) || (!isOK)) {\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
- }\r
-}\r
-\r
-void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
- \r
- // params\r
- // bit 1 - need wupC\r
- // bit 2 - need HALT after sequence\r
- // bit 3 - need init FPGA and field before sequence\r
- // bit 4 - need reset FPGA and LED\r
- uint8_t workFlags = arg0;\r
- uint8_t blockNo = arg2;\r
- \r
- // card commands\r
- uint8_t wupC1[] = { 0x40 }; \r
- uint8_t wupC2[] = { 0x43 }; \r
- \r
- // variables\r
- byte_t isOK = 0;\r
- uint8_t data[18];\r
- uint32_t cuid = 0;\r
- \r
- memset(data, 0x00, 18);\r
- uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
- \r
- if (workFlags & 0x08) {\r
- // clear trace\r
- iso14a_clear_trace();\r
- iso14a_set_tracing(TRUE);\r
-\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
- \r
- SpinDelay(300);\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- SpinDelay(100);\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
- }\r
-\r
- while (true) {\r
- if (workFlags & 0x02) {\r
- ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
- if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
- break;\r
- };\r
-\r
- ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
- if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
- break;\r
- };\r
- }\r
-\r
- // read block\r
- if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, NULL) != 18)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error");\r
- break;\r
- };\r
- memcpy(data, receivedAnswer, 18);\r
- \r
- if (workFlags & 0x04) {\r
- if (mifare_classic_halt(NULL, cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- }\r
- \r
- isOK = 1;\r
- break;\r
- }\r
- \r
-// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-// if (isOK) memcpy(ack.d.asBytes, data, 18);\r
- \r
- // add trace trailer\r
- /*\r
- * Removed by Martin, this piece of overwrites the 'data' variable \r
- * which is sent two lines down, and is obviously not correct. \r
- * \r
- * memset(data, 0x44, 4);\r
- * LogTrace(data, 4, 0, 0, TRUE);\r
- */\r
- LED_B_ON();\r
- cmd_send(CMD_ACK,isOK,0,0,data,18);\r
-// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
- LED_B_OFF();\r
-\r
- if ((workFlags & 0x10) || (!isOK)) {\r
- // Thats it...\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
- }\r
-}\r
-\r
+//-----------------------------------------------------------------------------
+// Merlok - June 2011, 2012
+// Gerhard de Koning Gans - May 2008
+// Hagen Fritsch - June 2010
+// Midnitesnake - Dec 2013
+// Andy Davies - Apr 2014
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Routines to support ISO 14443 type A.
+//-----------------------------------------------------------------------------
+
+#include "mifarecmd.h"
+#include "apps.h"
+
+//-----------------------------------------------------------------------------
+// Select, Authenticaate, Read an MIFARE tag.
+// read block
+//-----------------------------------------------------------------------------
+void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
+{
+ // params
+ uint8_t blockNo = arg0;
+ uint8_t keyType = arg1;
+ uint64_t ui64Key = 0;
+ ui64Key = bytes_to_num(datain, 6);
+
+ // variables
+ byte_t isOK = 0;
+ byte_t dataoutbuf[16];
+ uint8_t uid[10];
+ uint32_t cuid;
+ struct Crypto1State mpcs = {0, 0};
+ struct Crypto1State *pcs;
+ pcs = &mpcs;
+
+ // clear trace
+ iso14a_clear_trace();
+// iso14a_set_tracing(false);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ while (true) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+
+ if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");
+ break;
+ };
+
+ if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");
+ break;
+ };
+
+ if(mifare_classic_halt(pcs, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+
+ isOK = 1;
+ break;
+ }
+
+ // ----------------------------- crypto1 destroy
+ crypto1_destroy(pcs);
+
+ if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);
+ LED_B_OFF();
+
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+ //iso14a_set_tracing(TRUE);
+
+}
+
+
+void MifareUC_Auth1(uint8_t arg0, uint8_t *datain){
+ // variables
+ byte_t isOK = 0;
+ byte_t dataoutbuf[16];
+ uint8_t uid[10];
+ uint32_t cuid;
+
+ // clear trace
+ iso14a_clear_trace();
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card, something went wrong before auth");
+ };
+
+ if(mifare_ultra_auth1(cuid, dataoutbuf)){
+ if (MF_DBGLEVEL >= 1) Dbprintf("Authentication part1: Fail.");
+ }
+
+ isOK=1;
+ if (MF_DBGLEVEL >= 2) DbpString("AUTH 1 FINISHED");
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,cuid,0,dataoutbuf,11);
+ LED_B_OFF();
+
+ // Thats it...
+ //FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+}
+void MifareUC_Auth2(uint32_t arg0, uint8_t *datain){
+ // params
+ uint32_t cuid = arg0;
+ uint8_t key[16]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+ // variables
+ byte_t isOK = 0;
+ byte_t dataoutbuf[16];
+
+ memcpy(key, datain, 16);
+ // clear trace
+ //iso14a_clear_trace();
+ //iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+// Dbprintf("Sending %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
+// key[0],key[1],key[2],key[3],key[4],key[5],key[6],key[7],key[8],
+// key[9],key[10],key[11],key[12],key[13],key[14],key[15]);
+
+ if(mifare_ultra_auth2(cuid, key, dataoutbuf)){
+ if (MF_DBGLEVEL >= 1) Dbprintf("Authentication part2: Fail...");
+ }
+ isOK=1;
+ if (MF_DBGLEVEL >= 2) DbpString("AUTH 2 FINISHED");
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,11);
+ LED_B_OFF();
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+}
+
+void MifareUReadBlock(uint8_t arg0, uint8_t *datain )
+{
+ // params
+ uint8_t blockNo = arg0;
+ //uint8_t key[16]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+ // variables
+ byte_t isOK = 0;
+ byte_t dataoutbuf[16];
+ uint8_t uid[10];
+ uint32_t cuid;
+
+ //memcpy(key, datain + 10, 26);
+
+ // clear trace
+ iso14a_clear_trace();
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ while (true) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+
+ if(mifare_ultra_readblock(cuid, blockNo, dataoutbuf)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");
+ break;
+ };
+
+ if(mifare_ultra_halt(cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+ isOK = 1;
+ break;
+ }
+
+ if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);
+ LED_B_OFF();
+
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+}
+
+//-----------------------------------------------------------------------------
+// Select, Authenticaate, Read an MIFARE tag.
+// read sector (data = 4 x 16 bytes = 64 bytes)
+//-----------------------------------------------------------------------------
+void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
+{
+ // params
+ uint8_t sectorNo = arg0;
+ uint8_t keyType = arg1;
+ uint64_t ui64Key = 0;
+ ui64Key = bytes_to_num(datain, 6);
+
+ // variables
+ byte_t isOK = 0;
+ byte_t dataoutbuf[16 * 4];
+ uint8_t uid[10];
+ uint32_t cuid;
+ struct Crypto1State mpcs = {0, 0};
+ struct Crypto1State *pcs;
+ pcs = &mpcs;
+
+ // clear trace
+ iso14a_clear_trace();
+// iso14a_set_tracing(false);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ while (true) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+
+ if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_FIRST)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");
+ break;
+ };
+
+ if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 0, dataoutbuf + 16 * 0)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block 0 error");
+ break;
+ };
+ if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 1, dataoutbuf + 16 * 1)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block 1 error");
+ break;
+ };
+ if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 2, dataoutbuf + 16 * 2)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block 2 error");
+ break;
+ };
+ if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 3, dataoutbuf + 16 * 3)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block 3 error");
+ break;
+ };
+
+ if(mifare_classic_halt(pcs, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+
+ isOK = 1;
+ break;
+ }
+
+ // ----------------------------- crypto1 destroy
+ crypto1_destroy(pcs);
+
+ if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+
+// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};
+// memcpy(ack.d.asBytes, dataoutbuf, 16 * 2);
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,32);
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+// SpinDelay(100);
+
+// memcpy(ack.d.asBytes, dataoutbuf + 16 * 2, 16 * 2);
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+ cmd_send(CMD_ACK,isOK,0,0,dataoutbuf+32, 32);
+ LED_B_OFF();
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+// iso14a_set_tracing(TRUE);
+
+}
+
+void MifareUReadCard(uint8_t arg0, int arg1, uint8_t *datain)
+{
+ // params
+ uint8_t sectorNo = arg0;
+ int Pages=arg1;
+ int count_Pages=0;
+ // variables
+ byte_t isOK = 0;
+ byte_t dataoutbuf[44 * 4];
+ uint8_t uid[10];
+ uint32_t cuid;
+
+ // clear trace
+ iso14a_clear_trace();
+// iso14a_set_tracing(false);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+ Dbprintf("Pages %d",Pages);
+ while (true) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+ for(int sec=0;sec<Pages;sec++){
+ if(mifare_ultra_readblock(cuid, sectorNo * 4 + sec, dataoutbuf + 4 * sec)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block %d error",sec);
+ break;
+ }else{
+ count_Pages++;
+ };
+ }
+ if(mifare_ultra_halt(cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+
+ isOK = 1;
+ break;
+ }
+ Dbprintf("Pages read %d",count_Pages);
+ if (MF_DBGLEVEL >= 2) DbpString("READ CARD FINISHED");
+
+ // add trace trailer
+ //memset(uid, 0x44, 4);
+ //LogTrace(uid, 4, 0, 0, TRUE);
+
+ LED_B_ON();
+ if (Pages==16) cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64);
+ if (Pages==44 && count_Pages==16) cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64);
+ if (Pages==44 && count_Pages>16) cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,176);
+ //cmd_send(CMD_ACK,isOK,0,0,dataoutbuf+32, 32);
+ LED_B_OFF();
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+// iso14a_set_tracing(TRUE);
+
+}
+
+
+//-----------------------------------------------------------------------------
+// Select, Authenticaate, Read an MIFARE tag.
+// read block
+//-----------------------------------------------------------------------------
+void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
+{
+ // params
+ uint8_t blockNo = arg0;
+ uint8_t keyType = arg1;
+ uint64_t ui64Key = 0;
+ byte_t blockdata[16];
+
+ ui64Key = bytes_to_num(datain, 6);
+ memcpy(blockdata, datain + 10, 16);
+
+ // variables
+ byte_t isOK = 0;
+ uint8_t uid[10];
+ uint32_t cuid;
+ struct Crypto1State mpcs = {0, 0};
+ struct Crypto1State *pcs;
+ pcs = &mpcs;
+
+ // clear trace
+ iso14a_clear_trace();
+// iso14a_set_tracing(false);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ while (true) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+
+ if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");
+ break;
+ };
+
+ if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");
+ break;
+ };
+
+ if(mifare_classic_halt(pcs, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+
+ isOK = 1;
+ break;
+ }
+
+ // ----------------------------- crypto1 destroy
+ crypto1_destroy(pcs);
+
+ if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+
+// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,0,0);
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+ LED_B_OFF();
+
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+// iso14a_set_tracing(TRUE);
+
+}
+
+void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)
+{
+ // params
+ uint8_t blockNo = arg0;
+ byte_t blockdata[16];
+
+ memset(blockdata,'\0',16);
+ memcpy(blockdata, datain,16);
+
+ // variables
+ byte_t isOK = 0;
+ uint8_t uid[10];
+ uint32_t cuid;
+
+ // clear trace
+ iso14a_clear_trace();
+ // iso14a_set_tracing(false);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ while (true) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+
+ if(mifare_ultra_writeblock(cuid, blockNo, blockdata)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");
+ break;
+ };
+
+ if(mifare_ultra_halt(cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+
+ isOK = 1;
+ break;
+ }
+
+ if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,0,0);
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+ LED_B_OFF();
+
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+// iso14a_set_tracing(TRUE);
+
+}
+
+void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)
+{
+ // params
+ uint8_t blockNo = arg0;
+ byte_t blockdata[4];
+
+ memcpy(blockdata, datain,4);
+
+ // variables
+ byte_t isOK = 0;
+ uint8_t uid[10];
+ uint32_t cuid;
+
+ // clear trace
+ iso14a_clear_trace();
+ // iso14a_set_tracing(false);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ while (true) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+
+ if(mifare_ultra_special_writeblock(cuid, blockNo, blockdata)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");
+ break;
+ };
+
+ if(mifare_ultra_halt(cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+
+ isOK = 1;
+ break;
+ }
+
+ if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,0,0);
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+ LED_B_OFF();
+
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+// iso14a_set_tracing(TRUE);
+
+}
+
+// Return 1 if the nonce is invalid else return 0
+int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, byte_t * parity) {
+ return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \
+ (oddparity((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \
+ (oddparity((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;
+}
+
+
+
+//-----------------------------------------------------------------------------
+// MIFARE nested authentication.
+//
+//-----------------------------------------------------------------------------
+void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain)
+{
+ // params
+ uint8_t blockNo = arg0 & 0xff;
+ uint8_t keyType = (arg0 >> 8) & 0xff;
+ uint8_t targetBlockNo = arg1 & 0xff;
+ uint8_t targetKeyType = (arg1 >> 8) & 0xff;
+ uint64_t ui64Key = 0;
+
+ ui64Key = bytes_to_num(datain, 6);
+
+ // variables
+ uint16_t rtr, i, j, len;
+ uint16_t davg;
+ static uint16_t dmin, dmax;
+ uint8_t uid[10];
+ uint32_t cuid, nt1, nt2, nttmp, nttest, par, ks1;
+ uint32_t target_nt[2], target_ks[2];
+
+ uint8_t par_array[4];
+ uint16_t ncount = 0;
+ struct Crypto1State mpcs = {0, 0};
+ struct Crypto1State *pcs;
+ pcs = &mpcs;
+ uint8_t* receivedAnswer = mifare_get_bigbufptr();
+
+ uint32_t auth1_time, auth2_time;
+ static uint16_t delta_time;
+
+ // clear trace
+ iso14a_clear_trace();
+ iso14a_set_tracing(false);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_C_OFF();
+
+
+ // statistics on nonce distance
+ if (calibrate) { // for first call only. Otherwise reuse previous calibration
+ LED_B_ON();
+
+ davg = dmax = 0;
+ dmin = 2000;
+ delta_time = 0;
+
+ for (rtr = 0; rtr < 17; rtr++) {
+
+ // prepare next select. No need to power down the card.
+ if(mifare_classic_halt(pcs, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");
+ rtr--;
+ continue;
+ }
+
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");
+ rtr--;
+ continue;
+ };
+
+ auth1_time = 0;
+ if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");
+ rtr--;
+ continue;
+ };
+
+ if (delta_time) {
+ auth2_time = auth1_time + delta_time;
+ } else {
+ auth2_time = 0;
+ }
+ if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error");
+ rtr--;
+ continue;
+ };
+
+ nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160
+ for (i = 101; i < 1200; i++) {
+ nttmp = prng_successor(nttmp, 1);
+ if (nttmp == nt2) break;
+ }
+
+ if (i != 1200) {
+ if (rtr != 0) {
+ davg += i;
+ dmin = MIN(dmin, i);
+ dmax = MAX(dmax, i);
+ }
+ else {
+ delta_time = auth2_time - auth1_time + 32; // allow some slack for proper timing
+ }
+ if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);
+ }
+ }
+
+ if (rtr <= 1) return;
+
+ davg = (davg + (rtr - 1)/2) / (rtr - 1);
+
+ if (MF_DBGLEVEL >= 3) Dbprintf("min=%d max=%d avg=%d, delta_time=%d", dmin, dmax, davg, delta_time);
+
+ dmin = davg - 2;
+ dmax = davg + 2;
+
+ LED_B_OFF();
+
+ }
+// -------------------------------------------------------------------------------------------------
+
+ LED_C_ON();
+
+ // get crypted nonces for target sector
+ for(i=0; i < 2; i++) { // look for exactly two different nonces
+
+ target_nt[i] = 0;
+ while(target_nt[i] == 0) { // continue until we have an unambiguous nonce
+
+ // prepare next select. No need to power down the card.
+ if(mifare_classic_halt(pcs, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");
+ continue;
+ }
+
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");
+ continue;
+ };
+
+ auth1_time = 0;
+ if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");
+ continue;
+ };
+
+ // nested authentication
+ auth2_time = auth1_time + delta_time;
+ len = mifare_sendcmd_shortex(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, &par, &auth2_time);
+ if (len != 4) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);
+ continue;
+ };
+
+ nt2 = bytes_to_num(receivedAnswer, 4);
+ if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par);
+
+ // Parity validity check
+ for (j = 0; j < 4; j++) {
+ par_array[j] = (oddparity(receivedAnswer[j]) != ((par & 0x08) >> 3));
+ par = par << 1;
+ }
+
+ ncount = 0;
+ nttest = prng_successor(nt1, dmin - 1);
+ for (j = dmin; j < dmax + 1; j++) {
+ nttest = prng_successor(nttest, 1);
+ ks1 = nt2 ^ nttest;
+
+ if (valid_nonce(nttest, nt2, ks1, par_array)){
+ if (ncount > 0) { // we are only interested in disambiguous nonces, try again
+ if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);
+ target_nt[i] = 0;
+ break;
+ }
+ target_nt[i] = nttest;
+ target_ks[i] = ks1;
+ ncount++;
+ if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces
+ target_nt[i] = 0;
+ if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);
+ break;
+ }
+ if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);
+ }
+ }
+ if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);
+ }
+ }
+
+ LED_C_OFF();
+
+ // ----------------------------- crypto1 destroy
+ crypto1_destroy(pcs);
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+
+ byte_t buf[4 + 4 * 4];
+ memcpy(buf, &cuid, 4);
+ memcpy(buf+4, &target_nt[0], 4);
+ memcpy(buf+8, &target_ks[0], 4);
+ memcpy(buf+12, &target_nt[1], 4);
+ memcpy(buf+16, &target_ks[1], 4);
+
+ LED_B_ON();
+ cmd_send(CMD_ACK, 0, 2, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));
+ LED_B_OFF();
+
+ if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED");
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+ iso14a_set_tracing(TRUE);
+}
+
+//-----------------------------------------------------------------------------
+// MIFARE check keys. key count up to 85.
+//
+//-----------------------------------------------------------------------------
+void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
+{
+ // params
+ uint8_t blockNo = arg0;
+ uint8_t keyType = arg1;
+ uint8_t keyCount = arg2;
+ uint64_t ui64Key = 0;
+
+ // variables
+ int i;
+ byte_t isOK = 0;
+ uint8_t uid[10];
+ uint32_t cuid;
+ struct Crypto1State mpcs = {0, 0};
+ struct Crypto1State *pcs;
+ pcs = &mpcs;
+
+ // clear debug level
+ int OLD_MF_DBGLEVEL = MF_DBGLEVEL;
+ MF_DBGLEVEL = MF_DBG_NONE;
+
+ // clear trace
+ iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+// SpinDelay(300);
+ for (i = 0; i < keyCount; i++) {
+// FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+// SpinDelay(100);
+// FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
+ // prepare next select by sending a HALT. There is no need to power down the card.
+ if(mifare_classic_halt(pcs, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Halt error");
+ }
+
+ // SpinDelay(50);
+
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (OLD_MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Can't select card");
+ break;
+ };
+
+ ui64Key = bytes_to_num(datain + i * 6, 6);
+ if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {
+ continue;
+ };
+
+ isOK = 1;
+ break;
+ }
+
+ // ----------------------------- crypto1 destroy
+ crypto1_destroy(pcs);
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,datain + i * 6,6);
+ LED_B_OFF();
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+
+ // restore debug level
+ MF_DBGLEVEL = OLD_MF_DBGLEVEL;
+}
+
+//-----------------------------------------------------------------------------
+// MIFARE commands set debug level
+//
+//-----------------------------------------------------------------------------
+void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){
+ MF_DBGLEVEL = arg0;
+ Dbprintf("Debug level: %d", MF_DBGLEVEL);
+}
+
+//-----------------------------------------------------------------------------
+// Work with emulator memory
+//
+//-----------------------------------------------------------------------------
+void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){
+ emlClearMem();
+}
+
+void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){
+ emlSetMem(datain, arg0, arg1); // data, block num, blocks count
+}
+
+void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){
+// UsbCommand ack = {CMD_ACK, {arg0, arg1, 0}};
+
+ byte_t buf[48];
+ emlGetMem(buf, arg0, arg1); // data, block num, blocks count
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,arg0,arg1,0,buf,48);
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+ LED_B_OFF();
+}
+
+//-----------------------------------------------------------------------------
+// Load a card into the emulator memory
+//
+//-----------------------------------------------------------------------------
+void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){
+ int i;
+ uint8_t sectorNo = 0;
+ uint8_t keyType = arg1;
+ uint64_t ui64Key = 0;
+ uint32_t cuid;
+ struct Crypto1State mpcs = {0, 0};
+ struct Crypto1State *pcs;
+ pcs = &mpcs;
+
+ // variables
+ byte_t dataoutbuf[16];
+ byte_t dataoutbuf2[16];
+ uint8_t uid[10];
+
+ // clear trace
+ iso14a_clear_trace();
+ iso14a_set_tracing(false);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ while (true) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+
+ for (i = 0; i < 16; i++) {
+ sectorNo = i;
+ ui64Key = emlGetKey(sectorNo, keyType);
+
+ if (!i){
+ if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_FIRST)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%d]. Auth error", i);
+ break;
+ }
+ } else {
+ if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_NESTED)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%d]. Auth nested error", i);
+ break;
+ }
+ }
+
+ if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 0, dataoutbuf)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block 0 error");
+ break;
+ };
+ emlSetMem(dataoutbuf, sectorNo * 4 + 0, 1);
+
+ if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 1, dataoutbuf)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block 1 error");
+ break;
+ };
+ emlSetMem(dataoutbuf, sectorNo * 4 + 1, 1);
+
+ if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 2, dataoutbuf)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block 2 error");
+ break;
+ };
+ emlSetMem(dataoutbuf, sectorNo * 4 + 2, 1);
+
+ // get block 3 bytes 6-9
+ if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 3, dataoutbuf)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Read block 3 error");
+ break;
+ };
+ emlGetMem(dataoutbuf2, sectorNo * 4 + 3, 1);
+ memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);
+ emlSetMem(dataoutbuf2, sectorNo * 4 + 3, 1);
+ }
+
+ if(mifare_classic_halt(pcs, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+
+ break;
+ }
+
+ // ----------------------------- crypto1 destroy
+ crypto1_destroy(pcs);
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+
+ if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");
+
+ // add trace trailer
+ memset(uid, 0x44, 4);
+ LogTrace(uid, 4, 0, 0, TRUE);
+}
+
+//-----------------------------------------------------------------------------
+// MIFARE 1k emulator
+//
+//-----------------------------------------------------------------------------
+
+
+//-----------------------------------------------------------------------------
+// Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)
+//
+//-----------------------------------------------------------------------------
+void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){
+
+ // params
+ uint8_t needWipe = arg0;
+ // bit 0 - need get UID
+ // bit 1 - need wupC
+ // bit 2 - need HALT after sequence
+ // bit 3 - need init FPGA and field before sequence
+ // bit 4 - need reset FPGA and LED
+ uint8_t workFlags = arg1;
+ uint8_t blockNo = arg2;
+
+ // card commands
+ uint8_t wupC1[] = { 0x40 };
+ uint8_t wupC2[] = { 0x43 };
+ uint8_t wipeC[] = { 0x41 };
+
+ // variables
+ byte_t isOK = 0;
+ uint8_t uid[10];
+ uint8_t d_block[18];
+ uint32_t cuid;
+
+ memset(uid, 0x00, 10);
+ uint8_t* receivedAnswer = mifare_get_bigbufptr();
+
+ if (workFlags & 0x08) {
+ // clear trace
+ iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ SpinDelay(300);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelay(100);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
+ }
+
+ while (true) {
+ // get UID from chip
+ if (workFlags & 0x01) {
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
+ break;
+ };
+
+ if(mifare_classic_halt(NULL, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+ };
+
+ // reset chip
+ if (needWipe){
+ ReaderTransmitBitsPar(wupC1,7,0, NULL);
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");
+ break;
+ };
+
+ ReaderTransmit(wipeC, sizeof(wipeC), NULL);
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");
+ break;
+ };
+
+ if(mifare_classic_halt(NULL, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+ };
+
+ // write block
+ if (workFlags & 0x02) {
+ ReaderTransmitBitsPar(wupC1,7,0, NULL);
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");
+ break;
+ };
+
+ ReaderTransmit(wupC2, sizeof(wupC2), NULL);
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");
+ break;
+ };
+ }
+
+ if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");
+ break;
+ };
+
+ memcpy(d_block, datain, 16);
+ AppendCrc14443a(d_block, 16);
+
+ ReaderTransmit(d_block, sizeof(d_block), NULL);
+ if ((ReaderReceive(receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");
+ break;
+ };
+
+ if (workFlags & 0x04) {
+ if (mifare_classic_halt(NULL, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+ }
+
+ isOK = 1;
+ break;
+ }
+
+// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};
+// if (isOK) memcpy(ack.d.asBytes, uid, 4);
+
+ // add trace trailer
+ /**
+ * Removed by Martin, the uid is overwritten with 0x44,
+ * which can 't be intended.
+ *
+ * memset(uid, 0x44, 4);
+ * LogTrace(uid, 4, 0, 0, TRUE);
+ **/
+
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,uid,4);
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+ LED_B_OFF();
+
+ if ((workFlags & 0x10) || (!isOK)) {
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+ }
+}
+
+void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){
+
+ // params
+ // bit 1 - need wupC
+ // bit 2 - need HALT after sequence
+ // bit 3 - need init FPGA and field before sequence
+ // bit 4 - need reset FPGA and LED
+ uint8_t workFlags = arg0;
+ uint8_t blockNo = arg2;
+
+ // card commands
+ uint8_t wupC1[] = { 0x40 };
+ uint8_t wupC2[] = { 0x43 };
+
+ // variables
+ byte_t isOK = 0;
+ uint8_t data[18];
+ uint32_t cuid = 0;
+
+ memset(data, 0x00, 18);
+ uint8_t* receivedAnswer = mifare_get_bigbufptr();
+
+ if (workFlags & 0x08) {
+ // clear trace
+ iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+ SpinDelay(300);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelay(100);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
+ }
+
+ while (true) {
+ if (workFlags & 0x02) {
+ ReaderTransmitBitsPar(wupC1,7,0, NULL);
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");
+ break;
+ };
+
+ ReaderTransmit(wupC2, sizeof(wupC2), NULL);
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");
+ break;
+ };
+ }
+
+ // read block
+ if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, NULL) != 18)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error");
+ break;
+ };
+ memcpy(data, receivedAnswer, 18);
+
+ if (workFlags & 0x04) {
+ if (mifare_classic_halt(NULL, cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");
+ break;
+ };
+ }
+
+ isOK = 1;
+ break;
+ }
+
+// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};
+// if (isOK) memcpy(ack.d.asBytes, data, 18);
+
+ // add trace trailer
+ /*
+ * Removed by Martin, this piece of overwrites the 'data' variable
+ * which is sent two lines down, and is obviously not correct.
+ *
+ * memset(data, 0x44, 4);
+ * LogTrace(data, 4, 0, 0, TRUE);
+ */
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,data,18);
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+ LED_B_OFF();
+
+ if ((workFlags & 0x10) || (!isOK)) {
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+ }
+}
+
+//
+// DESFIRE
+//
+
+void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){
+ // variables
+ byte_t isOK = 0;
+ byte_t dataoutbuf[16];
+ uint8_t uid[10];
+ uint32_t cuid;
+
+ // clear trace
+ iso14a_clear_trace();
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card, something went wrong before auth");
+ };
+
+ if(mifare_desfire_des_auth1(cuid, dataoutbuf)){
+ if (MF_DBGLEVEL >= 1) Dbprintf("Authentication part1: Fail.");
+ }
+
+ isOK=1;
+ if (MF_DBGLEVEL >= 2) DbpString("AUTH 1 FINISHED");
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,cuid,0,dataoutbuf,11);
+ LED_B_OFF();
+
+ // Thats it...
+ //FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+}
+
+void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){
+ // params
+ uint32_t cuid = arg0;
+ uint8_t key[16]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+ // variables
+ byte_t isOK = 0;
+ byte_t dataoutbuf[16];
+
+ memcpy(key, datain, 16);
+ // clear trace
+ //iso14a_clear_trace();
+ //iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
+
+ LED_A_ON();
+ LED_B_OFF();
+ LED_C_OFF();
+
+// Dbprintf("Sending %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
+// key[0],key[1],key[2],key[3],key[4],key[5],key[6],key[7],key[8],
+// key[9],key[10],key[11],key[12],key[13],key[14],key[15]);
+
+ if(mifare_desfire_des_auth2(cuid, key, dataoutbuf)){
+ if (MF_DBGLEVEL >= 1) Dbprintf("Authentication part2: Fail...");
+ }
+ isOK=1;
+ if (MF_DBGLEVEL >= 2) DbpString("AUTH 2 FINISHED");
+
+ LED_B_ON();
+ cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,12);
+ LED_B_OFF();
+
+ // Thats it...
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LEDsoff();
+}
\ No newline at end of file
projects / proxmark3-svn / blobdiff