]> cvs.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhfmfu.c
FIX: made the authentication part a bit clearer. It now uses two booleans to seperat...
[proxmark3-svn] / client / cmdhfmfu.c
index 72eb8895fc84402e1f3fb83fb362737a3d7c43c9..667392809dadd109b61dd5b688ce1e97574dee12 100644 (file)
 //-----------------------------------------------------------------------------
 // High frequency MIFARE ULTRALIGHT (C) commands
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // High frequency MIFARE ULTRALIGHT (C) commands
 //-----------------------------------------------------------------------------
-#include <openssl/des.h>
+#include "loclass/des.h"
+#include "cmdhfmfu.h"
 #include "cmdhfmf.h"
 #include "cmdhfmf.h"
+#include "cmdhf14a.h"
+#include "mifare.h"
+#include "util.h"
+#include "../common/protocols.h"
+#include "data.h"
+
+#define MAX_UL_BLOCKS          0x0f
+#define MAX_ULC_BLOCKS         0x2b
+#define MAX_ULEV1a_BLOCKS      0x13
+#define MAX_ULEV1b_BLOCKS      0x28
+#define MAX_NTAG_203           0x29
+#define MAX_NTAG_210           0x13
+#define MAX_NTAG_212           0x28
+#define MAX_NTAG_213           0x2c
+#define MAX_NTAG_215           0x86
+#define MAX_NTAG_216        0xe6
+
+#define KEYS_3DES_COUNT 7
+uint8_t default_3des_keys[KEYS_3DES_COUNT][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
+       };
+
+#define KEYS_PWD_COUNT 10
+uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
+       {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
+       
+       {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
+       {0x33,0x6B,0xA1,0x19}, // PACK 0x9c,0x2d -- italian bus (sniffed)
+       {0xFF,0x90,0x6C,0xB2}, // PACK 0x12,0x9e -- italian bus (sniffed)       
+       {0x46,0x1c,0xA3,0x19}, // PACK 0xE9,0x5A -- italian bus (sniffed)
+       {0x35,0x1C,0xD0,0x19}, // PACK 0x9A,0x5a -- italian bus (sniffed)
+       
+       {0x05,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- Amiiboo (sniffed) pikachu-b UID:
+       {0x7E,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- AMiiboo (sniffed) 
+       {0x02,0xE1,0xEE,0x36}, // PACK 0x80,0x80 -- AMiiboo (sniffed) sonic UID:  04d257 7ae33e8027
+       {0x32,0x0C,0x16,0x17}, // PACK 0x80,0x80 -- AMiiboo (sniffed) 
+};     
+       
+#define MAX_UL_TYPES 16
+uint16_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, NTAG, NTAG_203,
+           NTAG_210, NTAG_212, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_NFC};
+
+uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, MAX_ULEV1a_BLOCKS,
+           MAX_ULEV1b_BLOCKS, MAX_NTAG_203, MAX_NTAG_203, MAX_NTAG_210, MAX_NTAG_212, MAX_NTAG_213,
+           MAX_NTAG_215, MAX_NTAG_216, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS};
 
 
-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 };
 
 static int CmdHelp(const char *Cmd);
 
 
 static int CmdHelp(const char *Cmd);
 
+char* getProductTypeStr( uint8_t id){
+
+       static char buf[20];
+       char *retStr = buf;
+
+       switch(id) {
+        case 3:
+               sprintf(retStr, "%02X, %s", id, "Ultralight");
+               break;
+       case 4:
+               sprintf(retStr, "%02X, %s", id, "NTAG");
+               break;
+       default:
+               sprintf(retStr, "%02X, %s", id, "unknown");
+               break;
+       }
+       return buf;
+}
+
+/*
+  The 7 MSBits (=n) code the storage size itself based on 2^n, 
+  the LSBit is set to '0' if the size is exactly 2^n
+  and set to '1' if the storage size is between 2^n and 2^(n+1). 
+*/
+char* getUlev1CardSizeStr( uint8_t fsize ){
+       static char buf[40];
+       char *retStr = buf;
+       memset(buf, 0, sizeof(buf));    
+       
+       uint16_t usize = 1 << ((fsize >>1) + 1);
+       uint16_t lsize = 1 << (fsize >>1);
+
+       // is  LSB set?
+       if ( fsize & 1 )
+               sprintf(retStr, "%02X (%u <-> %u bytes)", fsize, usize, lsize);
+       else 
+               sprintf(retStr, "%02X (%u bytes)", fsize, lsize);               
+       return buf;
+}
+
+static void ul_switch_on_field(void) {
+       UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
+       SendCommand(&c);
+}
+
+void ul_switch_off_field(void) {
+       UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
+       SendCommand(&c);
+}
+
+static int ul_send_cmd_raw( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength ) {
+       UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
+       memcpy(c.d.asBytes, cmd, cmdlen);
+       SendCommand(&c);
+       UsbCommand resp;
+       if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return -1;
+       if ( !resp.arg[0] && responseLength) return -1;
+       
+       uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
+       memcpy(response, resp.d.asBytes, resplen);
+       return resplen;
+}
+/*
+static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength, bool append_crc ) {
+       UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT , cmdlen, 0}};
+       if (append_crc)
+               c.arg[0] |= ISO14A_APPEND_CRC;
+       
+       memcpy(c.d.asBytes, cmd, cmdlen);       
+       SendCommand(&c);
+       UsbCommand resp;
+       if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
+       if (!resp.arg[0] && responseLength) return -1;
+
+       uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
+               memcpy(response, resp.d.asBytes, resplen );
+       return resplen;
+}
+*/
+static int ul_select( iso14a_card_select_t *card ){
+       
+       ul_switch_on_field();
+
+       UsbCommand resp;
+       bool ans = false;
+       ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
+       if (!ans || resp.arg[0] < 1) {
+               PrintAndLog("iso14443a card select failed");
+               ul_switch_off_field();
+               return 0;
+       }
+       
+       memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
+       return 1;
+}
+
+// This read command will at least return 16bytes.
+static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){
+       
+       uint8_t cmd[] = {ISO14443A_CMD_READBLOCK, page};
+       int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
+       return len;
+}
+
+static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
+
+       uint8_t cmd[18];
+       memset(cmd, 0x00, sizeof(cmd));
+       datalen = ( datalen > 16) ? 16 : datalen;
+
+       cmd[0] = ISO14443A_CMD_WRITEBLOCK;
+       cmd[1] = page;
+       memcpy(cmd+2, data, datalen);
+
+       uint8_t response[1] = {0xff};
+       ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
+       // ACK
+       if ( response[0] == 0x0a ) return 0;
+       // NACK
+       return -1;      
+}
+
+static int ulc_requestAuthentication( uint8_t *nonce, uint16_t nonceLength ){
+       
+       uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
+       int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
+       return len;
+}
+
+static int ulc_authentication( uint8_t *key, bool switch_off_field ){
+       
+       UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
+       memcpy(c.d.asBytes, key, 16);   
+       SendCommand(&c);
+       UsbCommand resp;
+       if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
+       if ( resp.arg[0] == 1 ) return 1;
+       
+       return 0;
+}
+
+static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t packLength ){
+       
+       uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
+       int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
+       return len;
+}
+
+static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
+       
+       uint8_t cmd[] = {MIFARE_ULEV1_VERSION}; 
+       int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
+       return len;
+}
+
+// static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
+       
+       // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
+       
+       // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
+               // return -1;
+       // }
+       // return 0;
+// }
+
+static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t responseLength ){
+
+       uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
+       int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
+       return len;
+}
+
+static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t responseLength ){
+
+       uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
+       int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
+       return len;
+}
+
+static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
+
+       uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
+       int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
+       return len;
+}
+
+static int ul_print_default( uint8_t *data){
+       
+       uint8_t uid[7];
+       uid[0] = data[0];
+       uid[1] = data[1];
+       uid[2] = data[2];
+       uid[3] = data[4];
+       uid[4] = data[5];
+       uid[5] = data[6];
+       uid[6] = data[7];
+
+       PrintAndLog("       UID : %s ", sprint_hex(uid, 7));
+       PrintAndLog("    UID[0] : %02X, Manufacturer: %s",  uid[0], getTagInfo(uid[0]) );
+       if ( uid[0] == 0x05 ) {
+               uint8_t chip = (data[8] & 0xC7); // 11000111  mask, bit 3,4,5 RFU
+               switch (chip){
+                       case 0xc2: PrintAndLog("   IC type : SLE 66R04P"); break;
+                       case 0xc4: PrintAndLog("   IC type : SLE 66R16P"); break;
+                       case 0xc6: PrintAndLog("   IC type : SLE 66R32P"); break;
+               }
+       }
+       // 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]);
+       else
+               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]);
+       else
+               PrintAndLog("      BCC1 : %02X, crc should be %02X", data[8], crc1 );
+       
+       PrintAndLog("  Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
+
+       PrintAndLog("      Lock : %s - %s",
+                               sprint_hex(data+10, 2),
+                               printBits(2, data+10)
+               );
+
+       PrintAndLog("OneTimePad : %s - %s\n",
+                               sprint_hex(data + 12, 4),
+                               printBits(4, data+12)
+               );
+
+       return 0;
+}
+
+static int ndef_print_CC(uint8_t *data) {
+       // no NDEF message
+       if(data[0] != 0xe1)
+               return -1;
+
+       PrintAndLog("--- NDEF Message");
+       PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
+       PrintAndLog("  %02X: NDEF Magic Number", data[0]); 
+       PrintAndLog("  %02X: version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
+       PrintAndLog("  %02X: Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
+       if ( data[2] == 0x12 )
+               PrintAndLog("  %02X: NDEF Memory Size: %d bytes", data[2], 144);
+       else if ( data[2] == 0x3e )
+               PrintAndLog("  %02X: NDEF Memory Size: %d bytes", data[2], 496);
+       else if ( data[2] == 0x6d )
+               PrintAndLog("  %02X: NDEF Memory Size: %d bytes", data[2], 872);
+       
+       PrintAndLog("  %02X: %s / %s", data[3], 
+                               (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security", 
+                               (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
+       return 0;                               
+}
+
+int ul_print_type(uint32_t tagtype, uint8_t spaces){
+       char spc[11] = "          ";
+       spc[10]=0x00;
+       char *spacer = spc + (10-spaces);
+
+       if ( tagtype & UL )     
+               PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
+       else if ( tagtype & UL_C)
+               PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
+       else if ( tagtype & UL_EV1_48)
+               PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer); 
+       else if ( tagtype & UL_EV1_128) 
+               PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
+       else if ( tagtype & NTAG )
+               PrintAndLog("%sTYPE : NTAG UNKNOWN", spacer);
+       else if ( tagtype & NTAG_203 )
+               PrintAndLog("%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
+       else if ( tagtype & NTAG_210 )
+               PrintAndLog("%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
+       else if ( tagtype & NTAG_212 )
+               PrintAndLog("%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
+       else if ( tagtype & NTAG_213 )
+               PrintAndLog("%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
+       else if ( tagtype & NTAG_215 )
+               PrintAndLog("%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
+       else if ( tagtype & NTAG_216 )
+               PrintAndLog("%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
+       else if ( tagtype & NTAG_I2C_1K )
+               PrintAndLog("%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
+       else if ( tagtype & NTAG_I2C_2K )       
+               PrintAndLog("%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
+       else if ( tagtype & MY_D )
+               PrintAndLog("%sTYPE : INFINEON my-d\x99", spacer);
+       else if ( tagtype & MY_D_NFC )
+               PrintAndLog("%sTYPE : INFINEON my-d\x99 NFC", spacer);
+       else if ( tagtype & MY_D_MOVE )
+               PrintAndLog("%sTYPE : INFINEON my-d\x99 move", spacer);
+       else if ( tagtype & MY_D_MOVE_NFC )
+               PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
+       else
+               PrintAndLog("%sTYPE : Unknown %06x", spacer, tagtype);
+       return 0;
+}
+
+static int ulc_print_3deskey( uint8_t *data){                  
+       PrintAndLog("         deskey1 [44/0x2C]: %s [%.4s]", sprint_hex(data   ,4),data);
+       PrintAndLog("         deskey1 [45/0x2D]: %s [%.4s]", sprint_hex(data+4 ,4),data+4);
+       PrintAndLog("         deskey2 [46/0x2E]: %s [%.4s]", sprint_hex(data+8 ,4),data+8);
+       PrintAndLog("         deskey2 [47/0x2F]: %s [%.4s]", sprint_hex(data+12,4),data+12);
+       PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
+       return 0;
+}
+
+static int ulc_print_configuration( uint8_t *data){
+               
+       PrintAndLog("--- UL-C Configuration");
+       PrintAndLog(" Higher Lockbits [40/0x28]: %s - %s", sprint_hex(data, 4), printBits(2, data));
+       PrintAndLog("         Counter [41/0x29]: %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
+
+       bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
+       if ( validAuth )
+               PrintAndLog("           Auth0 [42/0x2A]: %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8],data[8] );
+       else{
+               if ( data[8] == 0){
+                       PrintAndLog("           Auth0 [42/0x2A]: %s default", sprint_hex(data+8, 4) );
+               } else {
+                       PrintAndLog("           Auth0 [42/0x2A]: %s auth byte is out-of-range", sprint_hex(data+8, 4) );
+               }
+       }
+       PrintAndLog("           Auth1 [43/0x2B]: %s %s",
+                       sprint_hex(data+12, 4),
+                       (data[12] & 1) ? "write access restricted": "read and write access restricted"
+                       );
+       return 0;
+}
+
+static int ulev1_print_configuration( uint8_t *data){
+
+       PrintAndLog("\n--- Tag Configuration");
+
+       bool strg_mod_en = (data[0] & 2);
+       uint8_t authlim = (data[4] & 0x07);
+       bool cfglck = (data[4] & 0x40);
+       bool prot = (data[4] & 0x80);
+       uint8_t vctid = data[5];
+        
+       PrintAndLog(" cfg0 [16/0x10]: %s", sprint_hex(data, 4));
+       if ( data[3] < 0xff )
+               PrintAndLog("                    - page %d and above need authentication",data[3]);
+       else 
+               PrintAndLog("                    - pages don't need authentication");
+       PrintAndLog("                    - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
+       PrintAndLog(" cfg1 [17/0x11]: %s", sprint_hex(data+4, 4) );
+       if ( authlim == 0)
+               PrintAndLog("                    - Unlimited password attempts");
+       else
+               PrintAndLog("                    - Max number of password attempts is %d", authlim);
+       PrintAndLog("                    - user configuration %s", cfglck ? "permanently locked":"writeable");
+       PrintAndLog("                    - %s access is protected with password", prot ? "read and write":"write");
+       PrintAndLog("                 %02X - Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
+       PrintAndLog(" PWD  [18/0x12]: %s", sprint_hex(data+8, 4));
+       PrintAndLog(" PACK [19/0x13]: %s", sprint_hex(data+12, 4));
+       return 0;
+}
+
+static int ulev1_print_counters(){
+       PrintAndLog("--- Tag Counters");
+       uint8_t tear[1] = {0};
+       uint8_t counter[3] = {0,0,0};
+       uint16_t len = 0;
+       for ( uint8_t i = 0; i<3; ++i) {
+               ulev1_readTearing(i,tear,sizeof(tear));
+               len = ulev1_readCounter(i,counter, sizeof(counter) );
+               if (len == 3) {
+               PrintAndLog("       [%0d] : %s", i, sprint_hex(counter,3));
+               PrintAndLog("                    - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
+       }
+       }
+       return len;
+}
+
+static int ulev1_print_signature( uint8_t *data, uint8_t len){
+       PrintAndLog("\n--- Tag Signature");     
+       //PrintAndLog("IC signature public key name  : NXP NTAG21x 2013");  // don't know if there is other NXP public keys.. :(
+       PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
+       PrintAndLog("    Elliptic curve parameters : secp128r1");
+       PrintAndLog("            Tag ECC Signature : %s", sprint_hex(data, len));
+       //to do:  verify if signature is valid
+       //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not");
+       return 0;
+}
+
+static int ulev1_print_version(uint8_t *data){         
+       PrintAndLog("\n--- Tag Version");
+       PrintAndLog("       Raw bytes : %s", sprint_hex(data, 8) );
+       PrintAndLog("       Vendor ID : %02X, Manufacturer: %s", data[1], getTagInfo(data[1]));
+       PrintAndLog("    Product type : %s"             , getProductTypeStr(data[2]));
+       PrintAndLog(" Product subtype : %02X, %s"       , data[3], (data[3]==1) ?"17 pF":"50pF");
+       PrintAndLog("   Major version : %02X"   , data[4]);
+       PrintAndLog("   Minor version : %02X"   , data[5]);
+       PrintAndLog("            Size : %s", getUlev1CardSizeStr(data[6]));
+       PrintAndLog("   Protocol type : %02X"   , data[7]);
+       return 0;
+}
+
+/*
+static int ulc_magic_test(){
+       // Magic Ultralight test
+               // Magic UL-C, by observation,
+       // 1) it seems to have a static nonce response to 0x1A command.
+       // 2) the deskey bytes is not-zero:d out on as datasheet states.
+       // 3) UID - changeable, not only, but pages 0-1-2-3.
+       // 4) use the ul_magic_test !  magic tags answers specially!
+       int returnValue = UL_ERROR;
+       iso14a_card_select_t card;
+       uint8_t nonce1[11] = {0x00};
+       uint8_t nonce2[11] = {0x00};
+       int status = ul_select(&card);
+       if ( !status ){
+               return UL_ERROR;
+       }
+       status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
+       if ( status > 0 ) {
+               status = ulc_requestAuthentication(nonce2, sizeof(nonce2));
+               returnValue =  ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
+       } else {
+               returnValue = UL;
+       }       
+       ul_switch_off_field();
+       return returnValue;
+}
+*/
+static int ul_magic_test(){
+       
+       // Magic Ultralight tests
+       // 1) take present UID, and try to write it back. OBSOLETE 
+       // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
+       iso14a_card_select_t card;
+       int status;
+       if ( !ul_select(&card) ) 
+               return UL_ERROR;
+       status = ul_comp_write(0, NULL, 0);
+       ul_switch_off_field();
+       if ( status == 0 ) 
+               return MAGIC;
+       return UNKNOWN;
+}
+
+uint32_t GetHF14AMfU_Type(void){
+
+       TagTypeUL_t tagtype = UNKNOWN;
+       iso14a_card_select_t card;
+       uint8_t version[10] = {0x00};
+       int status = 0;
+       int len;
+
+       if (!ul_select(&card)) return UL_ERROR;
+
+       // Ultralight - ATQA / SAK 
+       if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
+               PrintAndLog("Tag is not Ultralight | NTAG | MY-D  [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
+               ul_switch_off_field();
+               return UL_ERROR;
+       }
+       
+       if ( card.uid[0] != 0x05) {
+
+               len  = ulev1_getVersion(version, sizeof(version));
+               ul_switch_off_field();
+       
+               switch (len) {
+                       case 0x0A: {
+                       
+                               if ( version[2] == 0x03 && version[6] == 0x0B ) 
+                                       tagtype = UL_EV1_48;
+                               else if ( version[2] == 0x03 && version[6] != 0x0B ) 
+                                       tagtype = UL_EV1_128;                                   
+                               else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B )
+                                       tagtype = NTAG_210;
+                               else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E )
+                                       tagtype = NTAG_212;
+                               else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F )
+                                       tagtype = NTAG_213;
+                               else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11 )
+                                       tagtype = NTAG_215;     
+                               else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13 )                              
+                                       tagtype = NTAG_216;                             
+                               else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13 )
+                                       tagtype = NTAG_I2C_1K;
+                               else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15 )
+                                       tagtype = NTAG_I2C_2K;
+                               else if ( version[2] == 0x04 ) 
+                                       tagtype = NTAG;
+                               
+                               break;
+                               }
+                       case 0x01: tagtype = UL_C; break;
+                       case 0x00: tagtype = UL; break;
+                       case -1  : tagtype = (UL | UL_C | NTAG_203); break;  //when does this happen?  -- if getversion fails, it assumes it is either UL/ULC -- but why? magic tags?
+                       default  : tagtype = UNKNOWN; break;
+               }
+               // UL vs UL-C vs ntag203 test
+               if (tagtype & (UL | UL_C | NTAG_203)) {
+                       if ( !ul_select(&card) ) return UL_ERROR;
+
+                       // do UL_C check first...
+                       uint8_t nonce[11] = {0x00};
+                       status = ulc_requestAuthentication(nonce, sizeof(nonce));
+                       ul_switch_off_field();
+                       if (status > 1) {
+                               tagtype = UL_C;
+                       } else { 
+                               // need to re-select after authentication error
+                               if ( !ul_select(&card) ) return UL_ERROR;
+
+                               uint8_t data[16] = {0x00};
+                               // read page 0x26-0x29 (last valid ntag203 page)
+                               status = ul_read(0x26, data, sizeof(data));
+                               if ( status <= 1 ) {
+                                       tagtype = UL;
+                               } else {
+                                       // read page 0x30 (should error if it is a ntag203)
+                                       status = ul_read(30, data, sizeof(data));
+                                       if ( status <= 1 ){
+                                               tagtype = NTAG_203;
+                                       } else {
+                                               tagtype = UNKNOWN;
+                                       }
+                               }
+                               ul_switch_off_field();
+                       }
+               }
+       } else {
+               // Infinition MY-D tests   Exam high nibble 
+               uint8_t nib = (card.uid[1] & 0xf0) >> 4;
+               switch ( nib ){
+                       case 1: tagtype =  MY_D; break;
+                       case 2: tagtype = (MY_D | MY_D_NFC); break; //notice: we can not currently distinguish between these two
+                       case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break; //notice: we can not currently distinguish between these two
+               }
+       }
+       
+       tagtype = (ul_magic_test() == MAGIC) ? (tagtype | MAGIC) : tagtype;
+       if (tagtype == (UNKNOWN | MAGIC)) tagtype = UL_MAGIC;
+       return tagtype;
+}      
+
+int CmdHF14AMfUInfo(const char *Cmd){
+
+       uint8_t authlim = 0xff;
+       uint8_t data[16] = {0x00};
+       iso14a_card_select_t card;
+       uint8_t *key;
+       int status;     
+       bool errors = false;
+       bool hasAuthKey = false;
+       bool hasPwdKey = false;
+       bool locked = false;
+       uint8_t cmdp = 0;
+       uint8_t datalen = 0;
+       uint8_t authenticationkey[16] = {0x00};
+       uint8_t pack[4] = {0,0,0,0};
+       int len = 0;
+                               
+       while(param_getchar(Cmd, cmdp) != 0x00)
+       {
+               switch(param_getchar(Cmd, cmdp))
+               {
+               case 'h':
+               case 'H':
+                       return usage_hf_mfu_info();
+               case 'k':
+               case 'K':
+                       // EV1/NTAG size key
+                       datalen = param_gethex(Cmd, cmdp+1, data, 8);
+                       if ( !datalen ) {
+                               memcpy(authenticationkey, data, 4);
+                               cmdp += 2;
+                               hasPwdKey = true;
+                               break;
+                       }
+                       // UL-C size key        
+                       datalen = param_gethex(Cmd, cmdp+1, data, 32);
+                       if (!datalen){
+                               memcpy(authenticationkey, data, 16);
+                               cmdp += 2;
+                               hasAuthKey = true;
+                               break;
+                       }
+                       errors = true; 
+                       break;
+               default:
+                       PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+                       errors = true;
+                       break;
+               }
+               if(errors) break;
+       }
+
+       //Validations
+       if(errors) return usage_hf_mfu_info();
+       
+       TagTypeUL_t tagtype = GetHF14AMfU_Type();
+       if (tagtype == UL_ERROR) return -1;
+
+       PrintAndLog("\n--- Tag Information ---------");
+       PrintAndLog("-------------------------------------------------------------");
+       ul_print_type(tagtype, 6);
+       
+       if (!ul_select(&card)) return 0;
+       
+       if ( hasAuthKey && (tagtype & UL_C)) {
+               //will select card automatically and close connection on error
+               if (!ulc_authentication(authenticationkey, false)) {
+                       PrintAndLog("Error: Authentication Failed UL-C");
+                       return 0;
+               }
+       }
+       
+       if ( hasPwdKey ) {
+               len = ulev1_requestAuthentication(authenticationkey, pack, sizeof(pack));
+               if (len < 1) {
+                       ul_switch_off_field();
+                       PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
+                       return 0;
+               } 
+       }
+
+       // read pages 0,1,2,3 (should read 4pages)
+       status = ul_read(0, data, sizeof(data));
+       if ( status == -1 ){
+               ul_switch_off_field();
+               PrintAndLog("Error: tag didn't answer to READ");
+               return status;
+       }
+       
+       if (status == 16) {
+               ul_print_default(data);
+               ndef_print_CC(data+12);
+       }
+       else {
+               locked = true;
+       }
+
+       // UL_C Specific
+       if ((tagtype & UL_C)){
+       
+               // read pages 0x28, 0x29, 0x2A, 0x2B
+               uint8_t ulc_conf[16] = {0x00};
+               status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
+               if ( status == -1 ){
+                       PrintAndLog("Error: tag didn't answer to READ UL-C");
+                       ul_switch_off_field();
+                       return status;
+               } 
+               if (status == 16) ulc_print_configuration(ulc_conf);
+               else locked = true;
+
+               if ((tagtype & MAGIC)){
+                       //just read key
+                       uint8_t ulc_deskey[16] = {0x00};
+                       status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
+                       if ( status == -1 ){
+                               ul_switch_off_field();
+                               PrintAndLog("Error: tag didn't answer to READ magic");
+                               return status;
+                       }
+                       if (status == 16) ulc_print_3deskey(ulc_deskey);
+
+               } else {
+                       ul_switch_off_field();
+                       // if we called info with key, just return 
+                       if ( hasAuthKey ) return 1;
+                       
+                       // also try to diversify default keys..  look into CmdHF14AMfuGenDiverseKeys
+                       PrintAndLog("Trying some default 3des keys");
+                       for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ){
+                               key = default_3des_keys[i];
+                               if (ulc_authentication(key, true)){
+                                       PrintAndLog("Found default 3des key: ");
+                                       uint8_t keySwap[16];
+                                       memcpy(keySwap, SwapEndian64(key,16,8), 16);
+                                       ulc_print_3deskey(keySwap);
+                                       break;
+                               } 
+                       }
+                       // reselect for future tests (ntag test)
+                       if ( !ul_select(&card) ) return 0;
+               }
+       }
+
+       // do counters and signature first (don't neet auth) 
+
+       // ul counters are different than ntag counters
+       if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
+               if (ulev1_print_counters() != 3) {
+                       // failed - re-select
+                       if ( !ul_select(&card) ) return 0;
+               }
+       }
+
+       if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K     ))) {
+               uint8_t ulev1_signature[32] = {0x00};
+               status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
+               if ( status == -1 ){
+                       PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
+                       ul_switch_off_field();
+                       return status;
+               }               
+               if (status == 32) ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
+               else {
+                       // re-select
+                       if ( !ul_select(&card) ) return 0;
+               }
+       }
+       
+       if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
+               uint8_t version[10] = {0x00};
+               status  = ulev1_getVersion(version, sizeof(version));
+               if ( status == -1 ){
+                       PrintAndLog("Error: tag didn't answer to GETVERSION");
+                       ul_switch_off_field();
+                       return status;
+               }
+               if (status == 10) ulev1_print_version(version);
+               else locked = true;
+
+               uint8_t startconfigblock = 0;
+               uint8_t ulev1_conf[16] = {0x00};
+               // config blocks always are last 4 pages
+               for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
+                       if (tagtype & UL_TYPES_ARRAY[idx])
+                               startconfigblock = UL_MEMORY_ARRAY[idx]-3;
+
+               status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
+               if ( status == -1 ) {
+                       PrintAndLog("Error: tag didn't answer to READ EV1");
+                       ul_switch_off_field();
+                       return status;
+               } else if (status == 16) {
+                       // save AUTHENTICATION LIMITS for later:
+                       authlim = (ulev1_conf[4] & 0x07);
+                       ulev1_print_configuration(ulev1_conf);
+               } else {
+                       authlim=7;
+               }
+       
+               // AUTHLIMIT, (number of failed authentications)
+               // 0 = limitless.
+               // 1-7 = limit. No automatic tries then.
+               // hasAuthKey,  if we was called with key, skip test.
+               if ( !authlim && !hasAuthKey ) {
+                       PrintAndLog("\n--- Known EV1/NTAG passwords.");
+                       len = 0;
+                       for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ){
+                               key = default_pwd_pack[i];
+                                       len = ulev1_requestAuthentication(key, pack, sizeof(pack));
+                               if (len >= 1) {
+                                       PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
+                                       break;
+                               } else {
+                                       if ( !ul_select(&card) ) return 0;
+                       }
+                       }
+                       if (len < 1) PrintAndLog("password not known");
+               }
+       }
+
+       ul_switch_off_field();
+       if (locked) PrintAndLog("\nTag appears to be locked, try using the key to get more info");
+       PrintAndLog("");
+       return 1;
+}
+
 //
 //  Mifare Ultralight Write Single Block
 //
 int CmdHF14AMfUWrBl(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 <block number> <block data (8 hex symbols)> [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 <block number> <block data (8 hex symbols)> [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_UL_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){
 }
 
 //
 //  Mifare Ultralight Read Single Block
 //
 int CmdHF14AMfURdBl(const char *Cmd){
-  
-    uint8_t blockNo = 0;       
-        
-    if (strlen(Cmd)<1) {
-        PrintAndLog("Usage:  hf mfu urdbl    <block number>");
-        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 <block number>");
+               PrintAndLog("        sample: hfu mfu rdbl 0");
+               return 0;
+       }       
+               
+       blockNo = param_get8(Cmd, 0);
+
+       if (blockNo > MAX_UL_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;
+}
+
+int usage_hf_mfu_info(void)
+{
+       PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
+       PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
+       PrintAndLog("The following tags can be identified:\n");
+       PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1");
+       PrintAndLog("NTAG 213, NTAG 215, NTAG 216");
+       PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
+       PrintAndLog("Usage:  hf mfu info k <key>");
+       PrintAndLog("  Options : ");
+       PrintAndLog("  k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
+       PrintAndLog("");
+       PrintAndLog("   sample : hf mfu info");
+       PrintAndLog("          : hf mfu info k 11223344");
+       return 0;
+}
+
+int usage_hf_mfu_dump(void)
+{
+       PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
+       PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
+       PrintAndLog("It autodetects card type.\n");     
+       PrintAndLog("Usage:  hf mfu dump l k <key> n <filename w/o .bin> p <> q <>");
+       PrintAndLog("  Options : ");
+       PrintAndLog("  k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
+       PrintAndLog("  l       : swap entered key's endianness for auth");
+       PrintAndLog("  n <FN > : filename w/o .bin to save the dump as");       
+       PrintAndLog("  p <Pg > : starting Page number to manually set a page to start the dump at");    
+       PrintAndLog("  q <qty> : number of Pages to manually set how many pages to dump");      
+
+       PrintAndLog("");
+       PrintAndLog("   sample : hf mfu dump");
+       PrintAndLog("          : hf mfu dump n myfile");
+       PrintAndLog("          : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
+       return 0;
 }
 
 //
 }
 
 //
-//  Mifare Ultralight Read (Dump) Card Contents
+//  Mifare Ultralight / Ultralight-C / Ultralight-EV1
+//  Read and Dump Card Contents,  using auto detection of tag size.
 //
 //
-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) {
-               
-                       // UID
-                       memcpy( datatemp, data,3);
-                       memcpy( datatemp+3, data+4, 4);
-                       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]);
-                       }
-                       else{
-                               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]);
-                               }
+//  TODO: take a password to read UL-C / UL-EV1 tags.
+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};
+       uint8_t data[1024] = {0x00};
+       bool hasPwd = false;
+       int i = 0;
+       int Pages = 16;
+       bool tmplockbit = false;
+       uint8_t dataLen=0;
+       uint8_t cmdp =0;
+       uint8_t key[16] = {0x00};
+       uint8_t *keyPtr = key;
+       size_t fileNlen = 0;
+       bool errors = false;
+       bool swapEndian = false;
+       bool manualPages = false;
+       uint8_t startPage = 0;
+       char tempStr[50];
+
+       while(param_getchar(Cmd, cmdp) != 0x00)
+       {
+               switch(param_getchar(Cmd, cmdp))
+               {
+               case 'h':
+               case 'H':
+                       return usage_hf_mfu_dump();
+               case 'k':
+               case 'K':
+                       dataLen = param_getstr(Cmd, cmdp+1, tempStr);
+                       if (dataLen == 32) //ul-c
+                               errors = param_gethex(tempStr, 0, key, dataLen);
+                       else if (dataLen == 8) //ev1/ntag
+                               errors = param_gethex(tempStr, 0, key, dataLen);
                        else{
                        else{
-                               PrintAndLog("       BCC1 :%02x - crc should be %02x", data[8], crc1 );
+                               PrintAndLog("\nERROR: Key is incorrect length\n");
+                               errors = true;
                        }
                        }
-                       
-                       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("");
-                       
-            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;
-                  }
-            }
+                               
+                       cmdp += 2;
+                               hasPwd = true;
+                       break;
+               case 'l':
+               case 'L':
+                       swapEndian = true;
+                       cmdp++;
+                       break;
+               case 'n':
+               case 'N':
+                       fileNlen = param_getstr(Cmd, cmdp+1, filename);
+                       if (!fileNlen) errors = true; 
+                       if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
+                       cmdp += 2;
+                       break;
+               case 'p':
+               case 'P':
+                       startPage = param_get8(Cmd, cmdp+1);
+                       manualPages = true;
+                       cmdp += 2;
+                       break;
+               case 'q':
+               case 'Q':
+                       Pages = param_get8(Cmd, cmdp+1);
+                       cmdp += 2;
+                       manualPages = true;
+                       break;
+               default:
+                       PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+                       errors = true;
+                       break;
                }
                }
-    } else {                
-        PrintAndLog("Command1 execute timeout");
-    }
-    if (dump) fclose(fout);
-    return 0;
-}
+               if(errors) break;
+       }
 
 
-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");
+       //Validations
+       if(errors) return usage_hf_mfu_dump();
+       
+       if (swapEndian && dataLen == 32)
+               keyPtr = SwapEndian64(data, 16, 8);
+
+       TagTypeUL_t tagtype = GetHF14AMfU_Type();
+       if (tagtype == UL_ERROR) return -1;
+       
+       if (!manualPages)
+               for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
+                       if (tagtype & UL_TYPES_ARRAY[idx])
+                               Pages = UL_MEMORY_ARRAY[idx]+1;
+
+       ul_print_type(tagtype, 0);
+       PrintAndLog("Reading tag memory...");
+       UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
+       if ( hasPwd ) { 
+               if (tagtype & UL_C)
+                       c.arg[2] = 1; //UL_C auth
+               else
+                       c.arg[2] = 2; //UL_EV1/NTAG auth
+
+               memcpy(c.d.asBytes, key, dataLen/2);
        }
        }
-    if (dump) fclose(fout);
-    return 0;
-}
+       SendCommand(&c);
+       UsbCommand resp;
+       if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+               PrintAndLog("Command execute time-out");
+               return 1;
+       }
+       if (resp.arg[0] != 1) {
+               PrintAndLog("Failed reading block: (%02x)", i);
+               return 1;
+       }
+
+       uint32_t bufferSize = resp.arg[1];
+       if (bufferSize > sizeof(data)) {
+               PrintAndLog("Data exceeded Buffer size!");
+               bufferSize = sizeof(data);
+       }
+       GetFromBigBuf(data, bufferSize, 0);
+       WaitForResponse(CMD_ACK,NULL);
 
 
-// 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;
+       Pages = bufferSize/4;
+       // 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
+       // TODO -- FIGURE OUT LOCK BYTES FOR TO EV1 and/or NTAG
+       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));
+               }
+       }
+
+       // add keys to block dump
+       if (hasPwd && (tagtype & UL_C)){ //UL_C
+               memcpy(data + Pages*4, key, dataLen/2);
+               Pages += 4;
+       } else if (hasPwd) { //not sure output is in correct location.
+               memcpy(data + Pages*4, key, dataLen/2);
+               Pages += 1;
+       }
+       
+       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);
+       }  
+       
+       // user supplied filename?
+       if (fileNlen < 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 + fileNlen,".bin");
+       }
+
+       if ((fout = fopen(filename,"wb")) == NULL) { 
+               PrintAndLog("Could not create file name %s", filename);
+               return 1;       
+       }
+       fwrite( data, 1, Pages*4, fout );
+       fclose(fout);
+       
+       PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
+       return 0;
 }
 
 //-------------------------------------------------------------------------------
 }
 
 //-------------------------------------------------------------------------------
@@ -464,691 +1227,527 @@ void rol (uint8_t *data, const size_t len){
 // Ultralight C Authentication Demo {currently uses hard-coded key}
 //
 int CmdHF14AMfucAuth(const char *Cmd){
 // 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[8] = {0x00};
-    DES_key_schedule ks1,ks2;
-    DES_cblock key1,key2;
-
-    if (strlen(Cmd)<1) {
-        PrintAndLog("Usage:  hf mfu auth k <key number>");
-        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;
+
+       char cmdp = param_getchar(Cmd, 0);
+
+       //Change key to user defined one
+       if (cmdp == 'k' || cmdp == 'K'){
+               keyNo = param_get8(Cmd, 1);
+               if(keyNo > KEYS_3DES_COUNT) 
+                       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;
+       
+       if (errors) {
+               PrintAndLog("Usage:  hf mfu cauth k <key number>");
+               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 *key = default_3des_keys[keyNo];
+       if (ulc_authentication(key, true))
+               PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
+       else
+               PrintAndLog("Authentication failed");
+                       
+       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));
+
        }
        }
-                 
-    } else {
-        PrintAndLog("Command execute timeout");
-    } 
-    return 1;
+       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)
 {
 
 //
 // Ultralight C Read Single Block
 //
 int CmdHF14AMfUCRdBl(const char *Cmd)
 {
-    uint8_t blockNo = 0;
-        
-    if (strlen(Cmd)<1) {
-        PrintAndLog("Usage:  hf mfu ucrdbl    <block number>");
-        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;
+       uint8_t key[16];
+       char cmdp = param_getchar(Cmd, 0);
+       
+       if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
+               PrintAndLog("Usage:  hf mfu crdbl  <block number> <key>");
+               PrintAndLog("");
+               PrintAndLog("sample: hf mfu crdbl 0");
+               PrintAndLog("        hf mfu crdbl 0 00112233445566778899AABBCCDDEEFF");
+               return 0;
+       }       
+               
+       blockNo = param_get8(Cmd, 0);
+       if (blockNo < 0) {
+               PrintAndLog("Wrong block number");
+               return 1;
+       }
+       
+       if (blockNo > MAX_ULC_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;
-       //Pages=sizeof(data)/sizeof(data[0]);
-        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 <block number> <block data (8 hex symbols)> [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_ULC_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");  
+                       return 1;
+               } 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");
+                               return 1;
+                       }  
+               }       
+       } 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 1;
+                       }
+       }
+       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 <password (32 hex symbols)>");
+               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
+// Magic UL / UL-C tags  - 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 <block number> <block data (8 hex symbols)> [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){
+
+       UsbCommand c;
+       UsbCommand resp;
+       uint8_t uid[7] = {0x00};
+       char cmdp = param_getchar(Cmd, 0);
+       
+       if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {  
+               PrintAndLog("Usage:  hf mfu setuid <uid (14 hex symbols)>");
+               PrintAndLog("       [uid] - (14 hex symbols)");
+               PrintAndLog("\nThis only works for Magic Ultralight tags.");
+               PrintAndLog("");
+               PrintAndLog("sample: hf mfu setuid 11223344556677");
+               PrintAndLog("");
+               return 0;
+       }
+       
+       if (param_gethex(Cmd, 0, uid, 14)) {
+               PrintAndLog("UID must include 14 HEX symbols");
+               return 1;
+       }
+
+       // read block2. 
+       c.cmd = CMD_MIFAREU_READBL;
+       c.arg[0] = 2;
+       SendCommand(&c);
+       if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+               PrintAndLog("Command execute timeout");
+               return 2;
+       }
+       
+       // save old block2.
+       uint8_t oldblock2[4] = {0x00};
+       memcpy(resp.d.asBytes, oldblock2, 4);
+       
+       // block 0.
+       c.cmd = CMD_MIFAREU_WRITEBL;
+       c.arg[0] = 0;
+       c.d.asBytes[0] = uid[0];
+       c.d.asBytes[1] = uid[1];
+       c.d.asBytes[2] = uid[2];
+       c.d.asBytes[3] =  0x88 ^ uid[0] ^ uid[1] ^ uid[2];
+       SendCommand(&c);
+       if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+               PrintAndLog("Command execute timeout");
+               return 3;
+       }
+       
+       // block 1.
+       c.arg[0] = 1;
+       c.d.asBytes[0] = uid[3];
+       c.d.asBytes[1] = uid[4];
+       c.d.asBytes[2] = uid[5];
+       c.d.asBytes[3] = uid[6];
+       SendCommand(&c);
+       if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
+               PrintAndLog("Command execute timeout");
+               return 4;
+       }
+
+       // block 2.
+       c.arg[0] = 2;
+       c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
+       c.d.asBytes[1] = oldblock2[1];
+       c.d.asBytes[2] = oldblock2[2];
+       c.d.asBytes[3] = oldblock2[3];
+       SendCommand(&c);
+       if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
+               PrintAndLog("Command execute timeout");
+               return 5;
+       }
+       
+       return 0;
 }
 
 }
 
+int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
+       
+       uint8_t iv[8] = { 0x00 };
+       uint8_t block = 0x07;
+       
+       // UL-EV1
+       //04 57 b6 e2 05 3f 80 UID
+       //4a f8 4b 19   PWD
+       uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
+       uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
+       uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
+       uint8_t dkeyA[8] = { 0x00 };
+       uint8_t dkeyB[8] = { 0x00 };
+       
+       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, mifarekeyA, 4);
+       
+       mix[4] = mifarekeyA[4] ^ uid[0];
+       mix[5] = mifarekeyA[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(mifarekeyA, sizeof(mifarekeyA)));
+       PrintAndLog("Message      :\t %s", sprint_hex(mix, sizeof(mix)));
+       PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
+               
+       PrintAndLog("\n DES version");
+       
+       for (int i=0; i < sizeof(mifarekeyA); ++i){
+               dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
+               dkeyA[6] |=  ((mifarekeyA[i] >> 7) & 1) << (i+1);
+       }
+       
+       for (int i=0; i < sizeof(mifarekeyB); ++i){
+               dkeyB[1] |=  ((mifarekeyB[i] >> 7) & 1) << (i+1);
+               dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
+       }
+       
+       uint8_t zeros[8] = {0x00};
+       uint8_t newpwd[8] = {0x00};
+       uint8_t dmkey[24] = {0x00};
+       memcpy(dmkey, dkeyA, 8);
+       memcpy(dmkey+8, dkeyB, 8);
+       memcpy(dmkey+16, dkeyA, 8);
+       memset(iv, 0x00, 8);
+       
+       des3_set3key_enc(&ctx, dmkey);
+
+       des3_crypt_cbc(&ctx  // des3_context
+               , DES_ENCRYPT    // int mode
+               , sizeof(newpwd) // length
+               , iv             // iv[8]
+               , zeros         // input
+               , newpwd         // output
+               );
+       
+       PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
+       PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
+       PrintAndLog("Mifare ABA   :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
+       PrintAndLog("Mifare Pwd   :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
+       
+       return 0;
+}
+
+// static 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<len; ++i){
+                       
+       // }
+       // return;
+// }
+
 //------------------------------------
 // Menu Stuff
 //------------------------------------
 static command_t CommandTable[] =
 {
 //------------------------------------
 // Menu Stuff
 //------------------------------------
 static command_t CommandTable[] =
 {
-    {"help",    CmdHelp,               1,"This help"},
-    {"dbg",     CmdHF14AMfDbg,         0,"Set default debug mode"},
-    {"urdbl",   CmdHF14AMfURdBl,        0,"Read MIFARE Ultralight block"},
-    {"urdcard", CmdHF14AMfURdCard,      0,"Read MIFARE Ultralight Card"},
-    {"udump",   CmdHF14AMfUDump,       0,"Dump MIFARE Ultralight tag to binary file"},
-    {"uwrbl",   CmdHF14AMfUWrBl,       0,"Write MIFARE Ultralight block"},
-    {"ucrdbl",  CmdHF14AMfUCRdBl,       0,"Read MIFARE Ultralight C block"},
-    {"ucrdcard",CmdHF14AMfUCRdCard,     0,"Read MIFARE Ultralight C Card"},
-    {"ucdump",  CmdHF14AMfUCDump,      0,"Dump MIFARE Ultralight C tag to binary file"},
-    {"ucwrbl",  CmdHF14AMfUCWrBl,      0,"Write MIFARE Ultralight C block"},
-    {"auth",    CmdHF14AMfucAuth,      0,"Ultralight C Authentication"},
-    {NULL, NULL, 0, NULL}
+       {"help",        CmdHelp,                        1, "This help"},
+       {"dbg",         CmdHF14AMfDbg,          0, "Set default debug mode"},
+       {"info",        CmdHF14AMfUInfo,        0, "Tag information"},
+       {"dump",        CmdHF14AMfUDump,        0, "Dump Ultralight / Ultralight-C tag to binary file"},
+       {"rdbl",        CmdHF14AMfURdBl,        0, "Read block  - Ultralight"},
+       {"wrbl",        CmdHF14AMfUWrBl,        0, "Write block - Ultralight"},    
+       {"crdbl",       CmdHF14AMfUCRdBl,       0, "Read block        - Ultralight C"},
+       {"cwrbl",       CmdHF14AMfUCWrBl,       0, "Write block       - Ultralight C"},
+       {"cauth",       CmdHF14AMfucAuth,       0, "Authentication    - Ultralight C"},
+       {"setpwd",      CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
+       {"setuid",      CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
+       {"gen",         CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
+       {NULL, NULL, 0, NULL}
 };
 
 int CmdHFMFUltra(const char *Cmd){
 };
 
 int CmdHFMFUltra(const char *Cmd){
-    // flush
-    WaitForResponseTimeout(CMD_ACK,NULL,100);
-    CmdsParse(CommandTable, Cmd);
-    return 0;
+       WaitForResponseTimeout(CMD_ACK,NULL,100);
+       CmdsParse(CommandTable, Cmd);
+       return 0;
 }
 
 int CmdHelp(const char *Cmd){
 }
 
 int CmdHelp(const char *Cmd){
-    CmdsHelp(CommandTable);
-    return 0;
-}
\ No newline at end of file
+       CmdsHelp(CommandTable);
+       return 0;
+}
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