X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/e3ab50cafb66e8d594a4946537594e01882d9242..9c09e006d667665f7e81eaddfd977a55442854ff:/client/cmdhfmfu.c?ds=sidebyside diff --git a/client/cmdhfmfu.c b/client/cmdhfmfu.c index e9a12083..310d5bdc 100644 --- a/client/cmdhfmfu.c +++ b/client/cmdhfmfu.c @@ -7,34 +7,32 @@ //----------------------------------------------------------------------------- // High frequency MIFARE ULTRALIGHT (C) commands //----------------------------------------------------------------------------- -#include +#include "loclass/des.h" +#include "cmdhfmfu.h" #include "cmdhfmf.h" +#include "cmdhf14a.h" -uint8_t MAX_ULTRA_BLOCKS= 0x0f; -uint8_t MAX_ULTRAC_BLOCKS= 0x2c; -uint8_t key1_blnk_data[16] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }; -uint8_t key2_defa_data[16] = { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f }; -uint8_t key3_3des_data[16] = { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 }; -uint8_t key4_nfc_data[16] = { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 }; -uint8_t key5_ones_data[16] = { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 }; +#define MAX_ULTRA_BLOCKS 0x0f +#define MAX_ULTRAC_BLOCKS 0x2f +//#define MAX_ULTRAC_BLOCKS 0x2c static int CmdHelp(const char *Cmd); int CmdHF14AMfUInfo(const char *Cmd){ - uint8_t datatemp[7] = {0x00}; - uint8_t isOK = 0; - uint8_t *data = NULL; + uint8_t datatemp[7] = {0x00}; + uint8_t isOK = 0; + uint8_t *data = NULL; - UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}}; - SendCommand(&c); - UsbCommand resp; + UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}}; + SendCommand(&c); + UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { - isOK = resp.arg[0] & 0xff; - data = resp.d.asBytes; + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + isOK = resp.arg[0] & 0xff; + data = resp.d.asBytes; - if (!isOK) { + if (!isOK) { PrintAndLog("Error reading from tag"); return -1; } @@ -43,31 +41,44 @@ int CmdHF14AMfUInfo(const char *Cmd){ return -1; } + PrintAndLog(""); + PrintAndLog("-- Mifare Ultralight / Ultralight-C Tag Information ---------"); + PrintAndLog("-------------------------------------------------------------"); + // UID - memcpy( datatemp, data,3); + memcpy( datatemp, data, 3); memcpy( datatemp+3, data+4, 4); - PrintAndLog(" UID :%s ", sprint_hex(datatemp, 7)); + + PrintAndLog("MANUFACTURER : %s", getTagInfo(datatemp[0])); + PrintAndLog(" UID : %s ", sprint_hex(datatemp, 7)); // BBC // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2 int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2]; if ( data[3] == crc0 ) - PrintAndLog(" BCC0 :%02x - Ok", data[3]); + PrintAndLog(" BCC0 : %02x - Ok", data[3]); else - PrintAndLog(" BCC0 :%02x - crc should be %02x", data[3], crc0); + PrintAndLog(" BCC0 : %02x - crc should be %02x", data[3], crc0); int crc1 = data[4] ^ data[5] ^ data[6] ^data[7]; if ( data[8] == crc1 ) - PrintAndLog(" BCC1 :%02x - Ok", data[8]); + PrintAndLog(" BCC1 : %02x - Ok", data[8]); else - PrintAndLog(" BCC1 :%02x - crc should be %02x", data[8], crc1 ); + PrintAndLog(" BCC1 : %02x - crc should be %02x", data[8], crc1 ); - PrintAndLog(" Internal :%s ", sprint_hex(data + 9, 1)); + PrintAndLog(" Internal : %s ", sprint_hex(data + 9, 1)); memcpy(datatemp, data+10, 2); - PrintAndLog(" Lock :%s - %s", sprint_hex(datatemp, 2),printBits( 2, &datatemp) ); - PrintAndLog(" OneTimePad :%s ", sprint_hex(data + 3*4, 4)); + PrintAndLog(" Lock : %s - %s", sprint_hex(datatemp, 2),printBits( 2, &datatemp) ); + PrintAndLog(" OneTimePad : %s ", sprint_hex(data + 3*4, 4)); PrintAndLog(""); + int len = CmdHF14AMfucAuth("K 0"); +// PrintAndLog("CODE: %d",len); +// Fix reading UL-C 's password higher blocks. + + PrintAndLog("Seems to be a Ultralight %s", (len==0) ? "-C" :""); + + return 0; } @@ -75,406 +86,286 @@ int CmdHF14AMfUInfo(const char *Cmd){ // Mifare Ultralight Write Single Block // int CmdHF14AMfUWrBl(const char *Cmd){ - uint8_t blockNo = 0; - bool chinese_card = 0; - uint8_t bldata[16] = {0x00}; - UsbCommand resp; - - if (strlen(Cmd)<3) { - PrintAndLog("Usage: hf mfu uwrbl [w]"); - PrintAndLog(" sample: hf mfu uwrbl 0 01020304"); - return 0; - } - blockNo = param_get8(Cmd, 0); - if (blockNo>MAX_ULTRA_BLOCKS){ - PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!"); - return 1; - } - if (param_gethex(Cmd, 1, bldata, 8)) { - PrintAndLog("Block data must include 8 HEX symbols"); - return 1; - } - if (strchr(Cmd,'w') != 0) { - chinese_card=1; - } - switch(blockNo){ - case 0: - if (!chinese_card){ - PrintAndLog("Access Denied"); - }else{ - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(d.d.asBytes,bldata, 4); - SendCommand(&d); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - } - break; - case 1: - if (!chinese_card){ - PrintAndLog("Access Denied"); - }else{ - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(d.d.asBytes,bldata, 4); - SendCommand(&d); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - } - break; - case 2: - if (!chinese_card){ - PrintAndLog("Access Denied"); - }else{ - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(c.d.asBytes, bldata, 4); - SendCommand(&c); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - } - break; - case 3: - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(d.d.asBytes,bldata, 4); - SendCommand(&d); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - break; - default: - PrintAndLog("--block no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(e.d.asBytes,bldata, 4); - SendCommand(&e); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - break; - } - return 0; + uint8_t blockNo = -1; + bool chinese_card = FALSE; + uint8_t bldata[16] = {0x00}; + UsbCommand resp; + + char cmdp = param_getchar(Cmd, 0); + if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mfu wrbl [w]"); + PrintAndLog(" [block number]"); + PrintAndLog(" [block data] - (8 hex symbols)"); + PrintAndLog(" [w] - Chinese magic ultralight tag"); + PrintAndLog(""); + PrintAndLog(" sample: hf mfu wrbl 0 01020304"); + PrintAndLog(""); + return 0; + } + + blockNo = param_get8(Cmd, 0); + + if (blockNo > MAX_ULTRA_BLOCKS){ + PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!"); + return 1; + } + + if (param_gethex(Cmd, 1, bldata, 8)) { + PrintAndLog("Block data must include 8 HEX symbols"); + return 1; + } + + if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) { + chinese_card = TRUE; + } + + if ( blockNo <= 3) { + if (!chinese_card){ + PrintAndLog("Access Denied"); + } else { + PrintAndLog("--specialblock no:%02x", blockNo); + PrintAndLog("--data: %s", sprint_hex(bldata, 4)); + UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(d.d.asBytes,bldata, 4); + SendCommand(&d); + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + } + } else { + PrintAndLog("--block no:%02x", blockNo); + PrintAndLog("--data: %s", sprint_hex(bldata, 4)); + UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(e.d.asBytes,bldata, 4); + SendCommand(&e); + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + } + return 0; } // // Mifare Ultralight Read Single Block // int CmdHF14AMfURdBl(const char *Cmd){ - - uint8_t blockNo = 0; - - if (strlen(Cmd)<1) { - PrintAndLog("Usage: hf mfu urdbl "); - PrintAndLog(" sample: hfu mfu urdbl 0"); - return 0; - } - - blockNo = param_get8(Cmd, 0); - // if (blockNo>MAX_ULTRA_BLOCKS){ - // PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!"); - // return 1; - // } - PrintAndLog("--block no:%02x", (int)blockNo); - UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}}; - SendCommand(&c); - - UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - uint8_t * data = resp.d.asBytes; - - if (isOK) - PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 4)); - else - PrintAndLog("isOk:%02x", isOK); - } - else { - PrintAndLog("Command execute timeout"); - } - return 0; + + UsbCommand resp; + uint8_t blockNo = -1; + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mfu rdbl "); + PrintAndLog(" sample: hfu mfu rdbl 0"); + return 0; + } + + blockNo = param_get8(Cmd, 0); + + if (blockNo > MAX_ULTRA_BLOCKS){ + PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight"); + return 1; + } + + UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}}; + SendCommand(&c); + + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + if (isOK) { + uint8_t *data = resp.d.asBytes; + PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4)); + } + else { + PrintAndLog("Failed reading block: (%02x)", isOK); + } + } else { + PrintAndLog("Command execute time-out"); + } + + return 0; } // -// Mifare Ultralight Read (Dump) Card Contents +// Mifare Ultralight / Ultralight-C; Read and Dump Card Contents // -int CmdHF14AMfURdCard(const char *Cmd){ - int i; - uint8_t BlockNo = 0; - int pages = 16; - uint8_t *lockbytes_t = NULL; - uint8_t lockbytes[2] = {0x00}; - bool bit[16] = {0x00}; - bool dump = false; - uint8_t datatemp[7] = {0x00}; - uint8_t isOK = 0; - uint8_t * data = NULL; - FILE *fout = NULL; - - if (strchr(Cmd,'x') != 0){ - dump = true; - if ((fout = fopen("dump_ultralight_data.bin","wb")) == NULL) { - PrintAndLog("Could not create file name dumpdata.bin"); - return 1; - } - PrintAndLog("Dumping Ultralight Card Data..."); - } - PrintAndLog("Attempting to Read Ultralight... "); - UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo, pages}}; - SendCommand(&c); - UsbCommand resp; - - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - isOK = resp.arg[0] & 0xff; - data = resp.d.asBytes; - PrintAndLog("isOk:%02x", isOK); - if (isOK) { - - for (i = 0; i < pages; i++) { - switch(i){ - case 2: - //process lock bytes - lockbytes_t=data+(i*4); - lockbytes[0]=lockbytes_t[2]; - lockbytes[1]=lockbytes_t[3]; - for(int j=0; j<16; j++){ - bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8)); - } - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 3: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[4]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 4: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[3]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 5: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[2]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 6: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[1]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 7: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[0]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 8: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[15]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 9: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[14]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 10: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[13]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 11: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[12]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 12: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[11]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 13: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[10]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 14: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[9]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 15: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[8]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - default: - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - } - } +int CmdHF14AMfUDump(const char *Cmd){ + + FILE *fout; + char filename[FILE_PATH_SIZE] = {0x00}; + char * fnameptr = filename; + + uint8_t *lockbytes_t = NULL; + uint8_t lockbytes[2] = {0x00}; + + uint8_t *lockbytes_t2 = NULL; + uint8_t lockbytes2[2] = {0x00}; + + bool bit[16] = {0x00}; + bool bit2[16] = {0x00}; + + int i; + uint8_t BlockNo = 0; + int Pages = 16; + + bool tmplockbit = false; + uint8_t isOK = 0; + uint8_t *data = NULL; + + char cmdp = param_getchar(Cmd, 0); + + if (cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Reads all pages from Mifare Ultralight or Ultralight-C tag."); + PrintAndLog("It saves binary dump into the file `filename.bin` or `cardUID.bin`"); + PrintAndLog("Usage: hf mfu dump "); + PrintAndLog(" optional cardtype c == Ultralight-C, Defaults to Ultralight"); + PrintAndLog(" sample: hf mfu dump"); + PrintAndLog(" : hf mfu dump myfile"); + PrintAndLog(" : hf mfu dump c myfile"); + return 0; + } + + // UL or UL-C? + Pages = (cmdp == 'c' || cmdp == 'C') ? 44 : 16; + + PrintAndLog("Dumping Ultralight%s Card Data...", (Pages ==16)?"":"-C"); + + UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}}; + SendCommand(&c); + UsbCommand resp; + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + isOK = resp.arg[0] & 0xff; + if (!isOK) { + PrintAndLog("Command error"); + return 0; } - } else { - PrintAndLog("Command execute timeout"); - } - if (dump) fclose(fout); - return 0; -} + data = resp.d.asBytes; + } else { + PrintAndLog("Command execute time-out"); + return 0; + } + + // Load lock bytes. + int j = 0; + + lockbytes_t = data + 8; + lockbytes[0] = lockbytes_t[2]; + lockbytes[1] = lockbytes_t[3]; + for(j = 0; j < 16; j++){ + bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8)); + } + + // Load bottom lockbytes if available + if ( Pages == 44 ) { + + lockbytes_t2 = data + (40*4); + lockbytes2[0] = lockbytes_t2[2]; + lockbytes2[1] = lockbytes_t2[3]; + for (j = 0; j < 16; j++) { + bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8)); + } + } -int CmdHF14AMfUDump(const char *Cmd){ - int i; - uint8_t BlockNo = 0; - int Pages = 16; - uint8_t *lockbytes_t = NULL; - uint8_t lockbytes[2] = {0x00}; - bool bit[16] = {0x00}; - uint8_t datatemp[5] = {0x00}; - bool dump = true; - uint8_t isOK = 0; - uint8_t * data = NULL; - FILE *fout; - - if ((fout = fopen("dump_ultralight_data.bin","wb")) == NULL) { - PrintAndLog("Could not create file name dumpdata.bin"); - return 1; - } - PrintAndLog("Dumping Ultralight Card Data..."); - - PrintAndLog("Attempting to Read Ultralight... "); - UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}}; - SendCommand(&c); - UsbCommand resp; - - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - isOK = resp.arg[0] & 0xff; - data = resp.d.asBytes; - PrintAndLog("isOk:%02x", isOK); - if (isOK) - for (i = 0; i < Pages; i++) { - switch(i){ - case 2: - //process lock bytes - lockbytes_t=data+(i*4); - lockbytes[0]=lockbytes_t[2]; - lockbytes[1]=lockbytes_t[3]; - for(int j=0; j<16; j++){ - bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8)); - } - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 3: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[4]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 4: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[3]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 5: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[2]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 6: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[1]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 7: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[0]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 8: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[15]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 9: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[14]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 10: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[13]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 11: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[12]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 12: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[11]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 13: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[10]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 14: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[9]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 15: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[8]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - default: - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - } - } - } else { - PrintAndLog("Command1 execute timeout"); + for (i = 0; i < Pages; ++i) { + + if ( i < 3 ) { + PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); + continue; + } + + switch(i){ + case 3: tmplockbit = bit[4]; break; + case 4: tmplockbit = bit[3]; break; + case 5: tmplockbit = bit[2]; break; + case 6: tmplockbit = bit[1]; break; + case 7: tmplockbit = bit[0]; break; + case 8: tmplockbit = bit[15]; break; + case 9: tmplockbit = bit[14]; break; + case 10: tmplockbit = bit[13]; break; + case 11: tmplockbit = bit[12]; break; + case 12: tmplockbit = bit[11]; break; + case 13: tmplockbit = bit[10]; break; + case 14: tmplockbit = bit[9]; break; + case 15: tmplockbit = bit[8]; break; + case 16: + case 17: + case 18: + case 19: tmplockbit = bit2[6]; break; + case 20: + case 21: + case 22: + case 23: tmplockbit = bit2[5]; break; + case 24: + case 25: + case 26: + case 27: tmplockbit = bit2[4]; break; + case 28: + case 29: + case 30: + case 31: tmplockbit = bit2[2]; break; + case 32: + case 33: + case 34: + case 35: tmplockbit = bit2[1]; break; + case 36: + case 37: + case 38: + case 39: tmplockbit = bit2[0]; break; + case 40: tmplockbit = bit2[12]; break; + case 41: tmplockbit = bit2[11]; break; + case 42: tmplockbit = bit2[10]; break; //auth0 + case 43: tmplockbit = bit2[9]; break; //auth1 + default: break; + } + PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),tmplockbit); + } + + int len = 0; + if ( Pages == 16 ) + len = param_getstr(Cmd,0,filename); + else + len = param_getstr(Cmd,1,filename); + + if (len > FILE_PATH_SIZE-5) len = FILE_PATH_SIZE-5; + + // user supplied filename? + if (len < 1) { + + // UID = data 0-1-2 4-5-6-7 (skips a beat) + sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin", + data[0],data[1], data[2], data[4],data[5],data[6], data[7]); + + } else { + sprintf(fnameptr + len," .bin"); + } + + + if ((fout = fopen(filename,"wb")) == NULL) { + PrintAndLog("Could not create file name %s", filename); + return 1; } - if (dump) fclose(fout); - return 0; + fwrite( data, 1, Pages*4, fout ); + fclose(fout); + + PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename); + return 0; } // Needed to Authenticate to Ultralight C tags void rol (uint8_t *data, const size_t len){ - uint8_t first = data[0]; - for (size_t i = 0; i < len-1; i++) { - data[i] = data[i+1]; - } - data[len-1] = first; + uint8_t first = data[0]; + for (size_t i = 0; i < len-1; i++) { + data[i] = data[i+1]; + } + data[len-1] = first; } //------------------------------------------------------------------------------- @@ -485,694 +376,548 @@ void rol (uint8_t *data, const size_t len){ // Ultralight C Authentication Demo {currently uses hard-coded key} // int CmdHF14AMfucAuth(const char *Cmd){ - - uint8_t blockNo = 0, keyNo=0; - uint8_t e_RndB[8] = {0x00}; - uint32_t cuid=0; - unsigned char RndARndB[16] = {0x00}; - uint8_t key[16] = {0x00}; - DES_cblock RndA, RndB; - DES_cblock iv; - DES_key_schedule ks1,ks2; - DES_cblock key1,key2; - - // - memset(iv, 0, 8); + + uint8_t default_keys[7][16] = { + { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key + { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes + { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F + { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key + { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones + { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF + { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF } // 11 22 33 + }; + + char cmdp = param_getchar(Cmd, 0); - if (strlen(Cmd)<1) { - PrintAndLog("Usage: hf mfu auth k "); - PrintAndLog(" sample: hf mfu auth k 0"); - return 0; - } - - //Change key to user defined one - if (strchr(Cmd,'k') != 0){ - //choose a key - keyNo = param_get8(Cmd, 1); - switch(keyNo){ - case 0: - memcpy(key,key1_blnk_data,16); - break; - case 1: - memcpy(key,key2_defa_data,16); - break; - case 2: - memcpy(key,key4_nfc_data,16); - break; - case 3: - memcpy(key,key5_ones_data,16); - break; - default: - memcpy(key,key3_3des_data,16); - break; - } - }else{ - memcpy(key,key3_3des_data,16); - } - memcpy(key1,key,8); - memcpy(key2,key+8,8); - DES_set_key((DES_cblock *)key1,&ks1); - DES_set_key((DES_cblock *)key2,&ks2); - - //Auth1 - UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}}; - SendCommand(&c); - UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - cuid = resp.arg[1]; - uint8_t * data= resp.d.asBytes; - - if (isOK){ - PrintAndLog("enc(RndB):%s", sprint_hex(data+1, 8)); - memcpy(e_RndB,data+1,8); + uint8_t keyNo = 0; + bool errors = false; + //Change key to user defined one + if (cmdp == 'k' || cmdp == 'K'){ + keyNo = param_get8(Cmd, 1); + if(keyNo > 6) errors = true; } - } else { - PrintAndLog("Command execute timeout"); - } - - //Do crypto magic - DES_random_key(&RndA); - DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0); - PrintAndLog(" RndB:%s",sprint_hex(RndB, 8)); - PrintAndLog(" RndA:%s",sprint_hex(RndA, 8)); - rol(RndB,8); - memcpy(RndARndB,RndA,8); - memcpy(RndARndB+8,RndB,8); - PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16)); - DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1); - PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16)); - - //Auth2 - UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}}; - memcpy(d.d.asBytes,RndARndB, 16); - SendCommand(&d); - - UsbCommand respb; - if (WaitForResponseTimeout(CMD_ACK,&respb,1500)) { - uint8_t isOK = respb.arg[0] & 0xff; - uint8_t * data2= respb.d.asBytes; - - if (isOK){ - PrintAndLog("enc(RndA'):%s", sprint_hex(data2+1, 8)); + + if (cmdp == 'h' || cmdp == 'H') { + errors = true; } - - } else { - PrintAndLog("Command execute timeout"); - } - return 1; + + if (errors) { + PrintAndLog("Usage: hf mfu cauth k "); + PrintAndLog(" 0 (default): 3DES standard key"); + PrintAndLog(" 1 : all 0x00 key"); + PrintAndLog(" 2 : 0x00-0x0F key"); + PrintAndLog(" 3 : nfc key"); + PrintAndLog(" 4 : all 0x01 key"); + PrintAndLog(" 5 : all 0xff key"); + PrintAndLog(" 6 : 0x00-0xFF key"); + PrintAndLog("\n sample : hf mfu cauth k"); + PrintAndLog(" : hf mfu cauth k 3"); + return 0; + } + + uint8_t random_a[8] = { 1,1,1,1,1,1,1,1 }; + //uint8_t enc_random_a[8] = { 0 }; + uint8_t random_b[8] = { 0 }; + uint8_t enc_random_b[8] = { 0 }; + uint8_t random_a_and_b[16] = { 0 }; + des3_context ctx = { 0 }; + uint8_t *key = default_keys[keyNo]; + uint8_t blockNo = 0; + uint32_t cuid = 0; + + //Auth1 + UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}}; + SendCommand(&c); + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + cuid = resp.arg[1]; + uint8_t * data= resp.d.asBytes; + + if (isOK){ + memcpy(enc_random_b,data+1,8); + } else { + PrintAndLog("Auth failed"); + return 2; + } + } else { + PrintAndLog("Command execute timeout"); + return 1; + } + uint8_t iv[8] = { 0 }; + + PrintAndLog(" RndA :%s",sprint_hex(random_a, 8)); + PrintAndLog(" enc(RndB):%s",sprint_hex(enc_random_b, 8)); + + des3_set2key_dec(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_DECRYPT // int mode + , sizeof(random_b) // size_t length + , iv // unsigned char iv[8] + , enc_random_b // const unsigned char *input + , random_b // unsigned char *output + ); + + PrintAndLog(" RndB:%s",sprint_hex(random_b, 8)); + + rol(random_b,8); + memcpy(random_a_and_b ,random_a,8); + memcpy(random_a_and_b+8,random_b,8); + + PrintAndLog(" A+B:%s",sprint_hex(random_a_and_b, 16)); + + des3_set2key_enc(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_ENCRYPT // int mode + , sizeof(random_a_and_b) // size_t length + , enc_random_b // unsigned char iv[8] + , random_a_and_b // const unsigned char *input + , random_a_and_b // unsigned char *output + ); + + PrintAndLog("enc(A+B):%s",sprint_hex(random_a_and_b, 16)); + + //Auth2 + UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}}; + memcpy(d.d.asBytes,random_a_and_b, 16); + SendCommand(&d); + + UsbCommand respb; + if (WaitForResponseTimeout(CMD_ACK,&respb,1500)) { + uint8_t isOK = respb.arg[0] & 0xff; + uint8_t * data2= respb.d.asBytes; + + if (isOK){ + PrintAndLog("enc(RndA'):%s", sprint_hex(data2+1, 8)); + + uint8_t foo[8] = { 0 }; + uint8_t bar[8] = { 0 }; + memcpy(foo, data2+1, 8); + des3_set2key_dec(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_DECRYPT // int mode + , 8 // size_t length + , enc_random_b // unsigned char iv[8] + , foo // const unsigned char *input + , bar // unsigned char *output + ); + + PrintAndLog("--> : %s : <-- Should be equal to our RndA",sprint_hex(bar, 8)); + + + } else { + return 2; + } + + } else { + PrintAndLog("Command execute timeout"); + return 1; + } + return 0; } +/** +A test function to validate that the polarssl-function works the same +was as the openssl-implementation. +Commented out, since it requires openssl +int CmdTestDES(const char * cmd) +{ + uint8_t key[16] = {0x00}; + + memcpy(key,key3_3des_data,16); + DES_cblock RndA, RndB; + + PrintAndLog("----------OpenSSL DES implementation----------"); + { + uint8_t e_RndB[8] = {0x00}; + unsigned char RndARndB[16] = {0x00}; + + DES_cblock iv = { 0 }; + DES_key_schedule ks1,ks2; + DES_cblock key1,key2; + + memcpy(key,key3_3des_data,16); + memcpy(key1,key,8); + memcpy(key2,key+8,8); + + + DES_set_key((DES_cblock *)key1,&ks1); + DES_set_key((DES_cblock *)key2,&ks2); + + DES_random_key(&RndA); + PrintAndLog(" RndA:%s",sprint_hex(RndA, 8)); + PrintAndLog(" e_RndB:%s",sprint_hex(e_RndB, 8)); + //void DES_ede2_cbc_encrypt(const unsigned char *input, + // unsigned char *output, long length, DES_key_schedule *ks1, + // DES_key_schedule *ks2, DES_cblock *ivec, int enc); + DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0); + + PrintAndLog(" RndB:%s",sprint_hex(RndB, 8)); + rol(RndB,8); + memcpy(RndARndB,RndA,8); + memcpy(RndARndB+8,RndB,8); + PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16)); + DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1); + PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16)); + + } + PrintAndLog("----------PolarSSL implementation----------"); + { + uint8_t random_a[8] = { 0 }; + uint8_t enc_random_a[8] = { 0 }; + uint8_t random_b[8] = { 0 }; + uint8_t enc_random_b[8] = { 0 }; + uint8_t random_a_and_b[16] = { 0 }; + des3_context ctx = { 0 }; + + memcpy(random_a, RndA,8); + + uint8_t output[8] = { 0 }; + uint8_t iv[8] = { 0 }; + + PrintAndLog(" RndA :%s",sprint_hex(random_a, 8)); + PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8)); + + des3_set2key_dec(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_DECRYPT // int mode + , sizeof(random_b) // size_t length + , iv // unsigned char iv[8] + , enc_random_b // const unsigned char *input + , random_b // unsigned char *output + ); + + PrintAndLog(" RndB:%s",sprint_hex(random_b, 8)); + + rol(random_b,8); + memcpy(random_a_and_b ,random_a,8); + memcpy(random_a_and_b+8,random_b,8); + + PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16)); + + des3_set2key_enc(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_ENCRYPT // int mode + , sizeof(random_a_and_b) // size_t length + , enc_random_b // unsigned char iv[8] + , random_a_and_b // const unsigned char *input + , random_a_and_b // unsigned char *output + ); + + PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16)); + } + return 0; +} +**/ // // Ultralight C Read Single Block // int CmdHF14AMfUCRdBl(const char *Cmd) { - uint8_t blockNo = 0; - - if (strlen(Cmd)<1) { - PrintAndLog("Usage: hf mfu ucrdbl "); - PrintAndLog(" sample: hf mfu ucrdbl 0"); - return 0; - } - - blockNo = param_get8(Cmd, 0); - if (blockNo>MAX_ULTRAC_BLOCKS){ - PrintAndLog("Error: Maximum number of readable blocks is 44 for Ultralight Cards!"); - return 1; - } - PrintAndLog("--block no:%02x", (int)blockNo); - - //Read Block - UsbCommand e = {CMD_MIFAREU_READBL, {blockNo}}; - SendCommand(&e); - UsbCommand resp_c; - if (WaitForResponseTimeout(CMD_ACK,&resp_c,1500)) { - uint8_t isOK = resp_c.arg[0] & 0xff; - uint8_t * data = resp_c.d.asBytes; - if (isOK) - PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 4)); - else - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - return 0; + UsbCommand resp; + bool hasPwd = FALSE; + uint8_t blockNo = -1; + unsigned char key[16]; + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mfu crdbl "); + PrintAndLog(""); + PrintAndLog("sample: hf mfu crdbl 0"); + PrintAndLog(" hf mfu crdbl 0 112233445566778899AABBCCDDEEFF"); + return 0; + } + + blockNo = param_get8(Cmd, 0); + if (blockNo < 0) { + PrintAndLog("Wrong block number"); + return 1; + } + + if (blockNo > MAX_ULTRAC_BLOCKS ){ + PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C"); + return 1; + } + + // key + if ( strlen(Cmd) > 3){ + if (param_gethex(Cmd, 1, key, 32)) { + PrintAndLog("Key must include %d HEX symbols", 32); + return 1; + } else { + hasPwd = TRUE; + } + } + + //Read Block + UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}}; + if ( hasPwd ) { + c.arg[1] = 1; + memcpy(c.d.asBytes,key,16); + } + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + if (isOK) { + uint8_t *data = resp.d.asBytes; + PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4)); + } + else { + PrintAndLog("Failed reading block: (%02x)", isOK); + } + } else { + PrintAndLog("Command execute time-out"); + } + return 0; } // -// Ultralight C Read (or Dump) Card Contents +// Mifare Ultralight C Write Single Block // -int CmdHF14AMfUCRdCard(const char *Cmd){ - int i; - uint8_t BlockNo = 0; - int Pages=44; - uint8_t *lockbytes_t=NULL; - uint8_t lockbytes[2]={0x00}; - uint8_t *lockbytes_t2=NULL; - uint8_t lockbytes2[2]={0x00}; - bool bit[16]={0x00}; - bool bit2[16]={0x00}; - bool dump=false; - uint8_t datatemp[5]={0x00}; - uint8_t isOK = 0; - uint8_t * data = NULL; - FILE *fout = NULL; - - if (strchr(Cmd,'x') != 0){ - dump=true; - if ((fout = fopen("dump_ultralightc_data.bin","wb")) == NULL) { - PrintAndLog("Could not create file name dumpdata.bin"); - return 1; - } - PrintAndLog("Dumping Ultralight C Card Data..."); - } - PrintAndLog("Attempting to Read Ultralight C... "); - UsbCommand c = {CMD_MIFAREUC_READCARD, {BlockNo, Pages}}; - SendCommand(&c); - UsbCommand resp; - - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - isOK = resp.arg[0] & 0xff; - data = resp.d.asBytes; - - PrintAndLog("isOk:%02x", isOK); - if (isOK) - for (i = 0; i < Pages; i++) { - switch(i){ - case 2: - //process lock bytes - lockbytes_t=data+(i*4); - lockbytes[0]=lockbytes_t[2]; - lockbytes[1]=lockbytes_t[3]; - for(int j=0; j<16; j++){ - bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8)); - } - //might as well read bottom lockbytes too - lockbytes_t2=data+(40*4); - lockbytes2[0]=lockbytes_t2[2]; - lockbytes2[1]=lockbytes_t2[3]; - for(int j=0; j<16; j++){ - bit2[j]=lockbytes2[j/8] & ( 1 <<(7-j%8)); - } - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 3: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[4]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 4: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[3]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 5: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[2]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 6: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[1]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 7: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[0]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 8: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[15]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 9: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[14]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 10: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[13]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 11: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[12]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 12: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[11]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 13: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[10]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 14: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[9]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 15: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[8]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 16: - case 17: - case 18: - case 19: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[6]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 20: - case 21: - case 22: - case 23: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[5]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 24: - case 25: - case 26: - case 27: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[4]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 28: - case 29: - case 30: - case 31: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[2]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 32: - case 33: - case 34: - case 35: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[1]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 36: - case 37: - case 38: - case 39: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[0]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 40: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[12]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 41: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[11]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 42: - //auth0 - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[10]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 43: - //auth1 - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[9]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - default: - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - } - } - - } else { - PrintAndLog("Command1 execute timeout"); - } - if (dump) fclose(fout); - return 0; +int CmdHF14AMfUCWrBl(const char *Cmd){ + + uint8_t blockNo = -1; + bool chinese_card = FALSE; + uint8_t bldata[16] = {0x00}; + UsbCommand resp; + + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mfu cwrbl [w]"); + PrintAndLog(" [block number]"); + PrintAndLog(" [block data] - (8 hex symbols)"); + PrintAndLog(" [w] - Chinese magic ultralight tag"); + PrintAndLog(""); + PrintAndLog(" sample: hf mfu cwrbl 0 01020304"); + PrintAndLog(""); + return 0; + } + + blockNo = param_get8(Cmd, 0); + if (blockNo > MAX_ULTRAC_BLOCKS ){ + PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!"); + return 1; + } + + if (param_gethex(Cmd, 1, bldata, 8)) { + PrintAndLog("Block data must include 8 HEX symbols"); + return 1; + } + + if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) { + chinese_card = TRUE; + } + + if ( blockNo <= 3 ) { + if (!chinese_card){ + PrintAndLog("Access Denied"); + } else { + PrintAndLog("--Special block no: 0x%02x", blockNo); + PrintAndLog("--Data: %s", sprint_hex(bldata, 4)); + UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(d.d.asBytes,bldata, 4); + SendCommand(&d); + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + } + } else { + PrintAndLog("--Block no : 0x%02x", blockNo); + PrintAndLog("--Data: %s", sprint_hex(bldata, 4)); + UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(e.d.asBytes,bldata, 4); + SendCommand(&e); + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk : %02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + } + return 0; } +// +// Mifare Ultralight C - Set password // -// Ultralight C Dump Card Contents to file -// -int CmdHF14AMfUCDump(const char *Cmd){ - int i; - uint8_t BlockNo = 0; - int Pages=44; - uint8_t *lockbytes_t=NULL; - uint8_t lockbytes[2]={0x00}; - uint8_t *lockbytes_t2=NULL; - uint8_t lockbytes2[2]={0x00}; - bool bit[16]={0x00}; - bool bit2[16]={0x00}; - bool dump=true; - uint8_t datatemp[5]={0x00}; - - uint8_t isOK = 0; - uint8_t * data = NULL; - FILE *fout; - - if ((fout = fopen("dump_ultralightc_data.bin","wb")) == NULL) { - PrintAndLog("Could not create file name dumpdata.bin"); - return 1; +int CmdHF14AMfucSetPwd(const char *Cmd){ + + uint8_t pwd[16] = {0x00}; + + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mfu setpwd "); + PrintAndLog(" [password] - (32 hex symbols)"); + PrintAndLog(""); + PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f"); + PrintAndLog(""); + return 0; } - PrintAndLog("Dumping Ultralight C Card Data..."); - PrintAndLog("Attempting to Read Ultralight C... "); - UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}}; - SendCommand(&c); - UsbCommand resp; - - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - isOK = resp.arg[0] & 0xff; - data = resp.d.asBytes; - PrintAndLog("isOk:%02x", isOK); - if (isOK) - for (i = 0; i < Pages; i++) { - switch(i){ - case 2: - //process lock bytes - lockbytes_t=data+(i*4); - lockbytes[0]=lockbytes_t[2]; - lockbytes[1]=lockbytes_t[3]; - for(int j=0; j<16; j++){ - bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8)); - - } - //might as well read bottom lockbytes too - lockbytes_t2=data+(40*4); - lockbytes2[0]=lockbytes_t2[2]; - lockbytes2[1]=lockbytes_t2[3]; - for(int j=0; j<16; j++){ - bit2[j]=lockbytes2[j/8] & ( 1 <<(7-j%8)); - } - - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 3: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[4]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 4: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[3]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 5: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[2]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 6: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[1]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 7: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[0]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 8: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[15]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 9: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[14]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 10: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[13]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 11: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[12]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 12: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[11]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 13: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[10]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 14: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[9]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 15: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[8]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 16: - case 17: - case 18: - case 19: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[6]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 20: - case 21: - case 22: - case 23: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[5]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 24: - case 25: - case 26: - case 27: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[4]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 28: - case 29: - case 30: - case 31: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[2]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 32: - case 33: - case 34: - case 35: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[1]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 36: - case 37: - case 38: - case 39: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[0]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 40: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[12]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 41: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[11]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 42: - //auth0 - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[10]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - case 43: - //auth1 - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit2[9]); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - default: - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - memcpy(datatemp,data + i * 4,4); - if (dump) fwrite ( datatemp, 1, 4, fout ); - break; - } - } - - } else { - PrintAndLog("Command1 execute timeout"); + + if (param_gethex(Cmd, 0, pwd, 32)) { + PrintAndLog("Password must include 32 HEX symbols"); + return 1; } - if (dump) fclose(fout); - return 0; + + UsbCommand c = {CMD_MIFAREUC_SETPWD}; + memcpy( c.d.asBytes, pwd, 16); + SendCommand(&c); + + UsbCommand resp; + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) { + if ( (resp.arg[0] & 0xff) == 1) + PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16)); + else{ + PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff); + return 1; + } + } + else { + PrintAndLog("command execution time out"); + return 1; + } + + return 0; } // -// Mifare Ultralight C Write Single Block +// Mifare Ultraligh - Set UID // -int CmdHF14AMfUCWrBl(const char *Cmd){ - - uint8_t blockNo = 0; - bool chinese_card = 0; - uint8_t bldata[16] = {0x00}; - UsbCommand resp; - - if (strlen(Cmd)<3) { - PrintAndLog("Usage: hf mfu ucwrbl [w]"); - PrintAndLog(" sample: hf mfu uwrbl 0 01020304"); - return 0; - } - blockNo = param_get8(Cmd, 0); - if (blockNo>(MAX_ULTRAC_BLOCKS+4)){ - PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight Cards!"); - return 1; - } - if (param_gethex(Cmd, 1, bldata, 8)) { - PrintAndLog("Block data must include 8 HEX symbols"); - return 1; - } - if (strchr(Cmd,'w') != 0) { - chinese_card=1; - } - switch(blockNo){ - case 0: - if (!chinese_card){ - PrintAndLog("Access Denied"); - }else{ - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(d.d.asBytes,bldata, 4); - SendCommand(&d); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - } - break; - case 1: - if (!chinese_card){ - PrintAndLog("Access Denied"); - }else{ - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(d.d.asBytes,bldata, 4); - SendCommand(&d); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - } - break; - case 2: - if (!chinese_card){ - PrintAndLog("Access Denied"); - }else{ - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(c.d.asBytes, bldata, 4); - SendCommand(&c); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - } - break; - case 3: - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(d.d.asBytes,bldata, 4); - SendCommand(&d); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - break; - default: - PrintAndLog("--block no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(e.d.asBytes,bldata, 4); - SendCommand(&e); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - break; - } - return 0; +int CmdHF14AMfucSetUid(const char *Cmd){ + + uint8_t uid[7] = {0x00}; + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mfu setuid "); + PrintAndLog(" [uid] - (14 hex symbols)"); + PrintAndLog(""); + PrintAndLog("sample: hf mfu setuid 11223344556677"); + PrintAndLog(""); + return 0; + } + + if (param_gethex(Cmd, 0, uid, 14)) { + PrintAndLog("Password must include 14 HEX symbols"); + return 1; + } + + UsbCommand c = {CMD_MIFAREU_SETUID}; + memcpy( c.d.asBytes, uid, 14); + SendCommand(&c); + + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) { + if ( (resp.arg[0] & 0xff) == 1) + PrintAndLog("New UID: %s", sprint_hex(uid,14)); + else{ + PrintAndLog("Failed writing new uid"); + return 1; + } + } + else { + PrintAndLog("command execution time out"); + return 1; + } + return 0; } +int CmdHF14AMfuGenDiverseKeys(const char *Cmd){ + + uint8_t iv[8] = { 0x00 }; + uint8_t block = 0x07; + + uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E }; + uint8_t mifarekey[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 }; + uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff }; + + uint8_t mix[8] = { 0x00 }; + uint8_t divkey[8] = { 0x00 }; + + memcpy(mix, mifarekey, 4); + + mix[4] = mifarekey[4] ^ uid[0]; + mix[5] = mifarekey[5] ^ uid[1]; + mix[6] = block ^ uid[2]; + mix[7] = uid[3]; + + des3_context ctx = { 0x00 }; + des3_set2key_enc(&ctx, masterkey); + + des3_crypt_cbc(&ctx // des3_context + , DES_ENCRYPT // int mode + , sizeof(mix) // length + , iv // iv[8] + , mix // input + , divkey // output + ); + + PrintAndLog("3DES version"); + PrintAndLog("Masterkey :\t %s", sprint_hex(masterkey,sizeof(masterkey))); + PrintAndLog("UID :\t %s", sprint_hex(uid, sizeof(uid))); + PrintAndLog("Sector :\t %0d", block); + PrintAndLog("Mifare key :\t %s", sprint_hex(mifarekey, sizeof(mifarekey))); + PrintAndLog("Message :\t %s", sprint_hex(mix, sizeof(mix))); + PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6)); + + return 0; +} + +// uint8_t * diversify_key(uint8_t * key){ + // for(int i=0; i<16; i++){ + // if(i<=6) key[i]^=cuid[i]; + // if(i>6) key[i]^=cuid[i%7]; + // } + // return key; +// } + +// static void GenerateUIDe( uint8_t *uid, uint8_t len){ + // for (int i=0; i