]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhfmfu.c
FIX: call the wrong usage_hf_mfu method.
[proxmark3-svn] / client / cmdhfmfu.c
index aed77d82ac5aa49355b0fedbb81b084a74480a4b..147bbb926944e32b9e0521fc2c90ff20ee63d1aa 100644 (file)
 #include "mifare.h"
 #include "util.h"
 #include "../common/protocols.h"
+#include "data.h"
 
 #define MAX_UL_BLOCKS          0x0f
-#define MAX_ULC_BLOCKS         0x2f
-#define MAX_ULEV1a_BLOCKS      0x0b
-#define MAX_ULEV1b_BLOCKS      0x20
+#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 MAX_NTAG_216        0xe6
 
 #define KEYS_3DES_COUNT 7
 uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
@@ -31,21 +35,34 @@ uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
                { 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
+               { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF },// 11 22 33
        };
 
-#define KEYS_PWD_COUNT 8
+#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};
+
+
 static int CmdHelp(const char *Cmd);
 
 char* getProductTypeStr( uint8_t id){
@@ -54,15 +71,9 @@ char* getProductTypeStr( uint8_t id){
        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;
+               case 3: sprintf(retStr, "%02X, Ultralight", id); break;
+               case 4: sprintf(retStr, "%02X, NTAG", id); break;
+               default: sprintf(retStr, "%02X, unknown", id); break;
        }
        return buf;
 }
@@ -83,9 +94,9 @@ char* getUlev1CardSizeStr( uint8_t fsize ){
 
        // is  LSB set?
        if ( fsize & 1 )
-               sprintf(retStr, "%02X (%u <-> %u bytes)", fsize, usize, lsize);
+               sprintf(retStr, "%02X, (%u <-> %u bytes)", fsize, usize, lsize);
        else 
-               sprintf(retStr, "%02X (%u bytes)", fsize, lsize);               
+               sprintf(retStr, "%02X, (%u bytes)", fsize, lsize);              
        return buf;
 }
 
@@ -133,11 +144,16 @@ static int ul_select( iso14a_card_select_t *card ){
        ul_switch_on_field();
 
        UsbCommand resp;
-       if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
-       if (resp.arg[0] < 1) return -1;
+       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 resp.arg[0];
+       return 1;
 }
 
 // This read command will at least return 16bytes.
@@ -145,8 +161,6 @@ 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);
-       if ( len == -1 )
-               ul_switch_off_field();
        return len;
 }
 
@@ -161,9 +175,7 @@ static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
        memcpy(cmd+2, data, datalen);
 
        uint8_t response[1] = {0xff};
-       int len = ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
-       if ( len == -1 )
-               ul_switch_off_field();
+       ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
        // ACK
        if ( response[0] == 0x0a ) return 0;
        // NACK
@@ -174,26 +186,53 @@ 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);
-       if ( len == -1 ) 
-               ul_switch_off_field();
        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);
-       if ( len == -1)
-               ul_switch_off_field();
        return len;
 }
 
+static int ul_auth_select( iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize){
+       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;
+               }
+       } else {
+               if ( !ul_select(card) ) return 0;
+
+               if (hasAuthKey) {
+                       if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
+                               ul_switch_off_field();
+                               PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
+                               return 0;
+                       }
+               }
+       }
+       return 1;
+}
+
 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);
-       if ( len == -1 )
-               ul_switch_off_field();
        return len;
 }
 
@@ -202,7 +241,6 @@ static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
        // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
        
        // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
-               // ul_switch_off_field();
                // return -1;
        // }
        // return 0;
@@ -212,8 +250,6 @@ static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t respo
 
        uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
        int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
-       if (len == -1)
-               ul_switch_off_field();
        return len;
 }
 
@@ -221,8 +257,6 @@ static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t respo
 
        uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
        int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
-       if (len == -1)
-               ul_switch_off_field();
        return len;
 }
 
@@ -230,8 +264,6 @@ 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);
-       if (len == -1)
-               ul_switch_off_field();
        return len;
 }
 
@@ -247,7 +279,7 @@ static int ul_print_default( uint8_t *data){
        uid[6] = data[7];
 
        PrintAndLog("       UID : %s ", sprint_hex(uid, 7));
-       PrintAndLog("    UID[0] : %02X, Manufacturer: %s",  uid[0], getTagInfo(uid[0]) );
+       PrintAndLog("    UID[0] : %02X, %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){
@@ -284,33 +316,30 @@ static int ul_print_default( uint8_t *data){
        return 0;
 }
 
-static int ntag_print_CC(uint8_t *data) {
-
-       PrintAndLog("\n--- NTAG NDEF Message");
-       
-       if(data[0] != 0xe1) {
-               PrintAndLog("no NDEF message found");
-               return -1;              // no NDEF message
-       }
+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);
+       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);
+               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);
+               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 : NDEF Memory Size: %d bytes", data[2], 872);
        
-       PrintAndLog("  %02X: %s / %s", data[3], 
+       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(uint16_t tagtype, uint8_t spaces){
+int ul_print_type(uint32_t tagtype, uint8_t spaces){
        char spc[11] = "          ";
        spc[10]=0x00;
        char *spacer = spc + (10-spaces);
@@ -323,12 +352,24 @@ int ul_print_type(uint16_t tagtype, uint8_t spaces){
                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 : MIFARE NTAG 213 144bytes (NT2H1311G0DU)", spacer);
+               PrintAndLog("%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
        else if ( tagtype & NTAG_215 )
-               PrintAndLog("%sTYPE : MIFARE NTAG 215 504bytes (NT2H1511G0DU)", spacer);
+               PrintAndLog("%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
        else if ( tagtype & NTAG_216 )
-               PrintAndLog("%sTYPE : MIFARE NTAG 216 888bytes (NT2H1611G0DU)", spacer);
+               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 )
@@ -338,15 +379,15 @@ int ul_print_type(uint16_t tagtype, uint8_t spaces){
        else if ( tagtype & MY_D_MOVE_NFC )
                PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
        else
-               PrintAndLog("%sTYPE : Unknown %04x", spacer, tagtype);
+               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("         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;
 }
@@ -354,20 +395,20 @@ static int ulc_print_3deskey( uint8_t *data){
 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));
+       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] );
+               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) );
+                       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("           Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
                }
        }
-       PrintAndLog("           Auth1 [43/0x2B]: %s %s",
+       PrintAndLog("           Auth1 [43/0x2B] : %s %s",
                        sprint_hex(data+12, 4),
                        (data[12] & 1) ? "write access restricted": "read and write access restricted"
                        );
@@ -376,7 +417,7 @@ static int ulc_print_configuration( uint8_t *data){
 
 static int ulev1_print_configuration( uint8_t *data){
 
-       PrintAndLog("\n--- UL-EV1 Configuration");      
+       PrintAndLog("\n--- Tag Configuration");
 
        bool strg_mod_en = (data[0] & 2);
        uint8_t authlim = (data[4] & 0x07);
@@ -404,21 +445,24 @@ static int ulev1_print_configuration( uint8_t *data){
 }
 
 static int ulev1_print_counters(){
-       PrintAndLog("--- UL-EV1 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));
-               ulev1_readCounter(i,counter, sizeof(counter) );
+               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 0;
+       }
+       return len;
 }
 
 static int ulev1_print_signature( uint8_t *data, uint8_t len){
-       PrintAndLog("\n--- UL-EV1 Signature");  
-       PrintAndLog("IC signature public key name  : NXP NTAG21x 2013");
+       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));
@@ -428,9 +472,9 @@ static int ulev1_print_signature( uint8_t *data, uint8_t len){
 }
 
 static int ulev1_print_version(uint8_t *data){         
-       PrintAndLog("\n--- UL-EV1 / NTAG Version");
+       PrintAndLog("\n--- Tag Version");
        PrintAndLog("       Raw bytes : %s", sprint_hex(data, 8) );
-       PrintAndLog("       Vendor ID : %02X, Manufacturer: %s", data[1], getTagInfo(data[1]));
+       PrintAndLog("       Vendor ID : %02X, %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]);
@@ -453,9 +497,7 @@ static int ulc_magic_test(){
        uint8_t nonce1[11] = {0x00};
        uint8_t nonce2[11] = {0x00};
        int status = ul_select(&card);
-       if ( status < 1 ){
-               PrintAndLog("Error: couldn't select ulc_magic_test");
-               ul_switch_off_field();
+       if ( !status ){
                return UL_ERROR;
        }
        status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
@@ -475,20 +517,16 @@ static int ul_magic_test(){
        // 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 = ul_select(&card);
-       if ( status < 1 ){
-               PrintAndLog("iso14443a card select failed");
-               ul_switch_off_field();
+       if ( !ul_select(&card) ) 
                return UL_ERROR;
-       }
-       status = ul_comp_write(0, NULL, 0);
+       int status = ul_comp_write(0, NULL, 0);
        ul_switch_off_field();
        if ( status == 0 ) 
-               return UL_MAGIC;
-       return UL;
+               return MAGIC;
+       return 0;
 }
 
-uint16_t GetHF14AMfU_Type(void){
+uint32_t GetHF14AMfU_Type(void){
 
        TagTypeUL_t tagtype = UNKNOWN;
        iso14a_card_select_t card;
@@ -496,12 +534,8 @@ uint16_t GetHF14AMfU_Type(void){
        int status = 0;
        int len;
 
-       status = ul_select(&card);
-       if ( status < 1 ){
-               PrintAndLog("iso14443a card select failed");
-               ul_switch_off_field();
-               return UL_ERROR;
-       }
+       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);
@@ -512,7 +546,7 @@ uint16_t GetHF14AMfU_Type(void){
        if ( card.uid[0] != 0x05) {
 
                len  = ulev1_getVersion(version, sizeof(version));
-               if (len > -1) ul_switch_off_field();  //if -1 it is already off
+               ul_switch_off_field();
        
                switch (len) {
                        case 0x0A: {
@@ -521,12 +555,20 @@ uint16_t GetHF14AMfU_Type(void){
                                        tagtype = UL_EV1_48;
                                else if ( version[2] == 0x03 && version[6] != 0x0B ) 
                                        tagtype = UL_EV1_128;                                   
-                               else if ( version[2] == 0x04 && version[6] == 0x0F ) 
+                               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[6] == 0x11 ) 
+                               else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11 )
                                        tagtype = NTAG_215;     
-                               else if ( version[2] == 0x04 && version[6] == 0x13 ) 
-                                       tagtype = NTAG_216;
+                               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;
                                
@@ -534,36 +576,53 @@ uint16_t GetHF14AMfU_Type(void){
                                }
                        case 0x01: tagtype = UL_C; break;
                        case 0x00: tagtype = UL; break;
-                       case -1  : tagtype = (UL | UL_C); break;  //when does this happen? -- if getversion fails, it assumes it is either UL/ULC
+                       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-C test
-               if (tagtype == (UL | UL_C)) {
-                       status = ul_select(&card);
-                       if ( status < 1 ){
-                               PrintAndLog("iso14443a card select failed (UL-C)");
-                               ul_switch_off_field();
-                               return UL_ERROR;
-                       }
+               // 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));
-                       tagtype = ( status > 0 ) ? UL_C : UL;
-
-                       if (status != -1) ul_switch_off_field();
+                       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;
-                       case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); 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() == UL_MAGIC) ? (tagtype | MAGIC) : tagtype;
-       //if ((tagtype & UL)) tagtype = ul_magic_test();
 
+       tagtype |= ul_magic_test();
+       if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
        return tagtype;
 }      
 
@@ -576,10 +635,12 @@ int CmdHF14AMfUInfo(const char *Cmd){
        int status;     
        bool errors = false;
        bool hasAuthKey = 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)
        {
@@ -626,29 +687,22 @@ int CmdHF14AMfUInfo(const char *Cmd){
        PrintAndLog("-------------------------------------------------------------");
        ul_print_type(tagtype, 6);
        
-       status = ul_select(&card);
-       if ( status < 1 ){
-               PrintAndLog("iso14443a card select failed");
-               ul_switch_off_field();
-               return status;
-       }
-       
-       if ( hasAuthKey ) {
-               if ((tagtype & UL_C)) 
-                       try3DesAuthentication(authenticationkey);
-               else
-                       ulev1_requestAuthentication(authenticationkey, pack, sizeof(pack));
-       }
-       
+       if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) return -1;
+
        // read pages 0,1,2,3 (should read 4pages)
        status = ul_read(0, data, sizeof(data));
        if ( status == -1 ){
-               PrintAndLog("Error: tag didn't answer to READ A");
+               ul_switch_off_field();
+               PrintAndLog("Error: tag didn't answer to READ");
                return status;
+       } else if (status == 16) {
+               ul_print_default(data);
+               ndef_print_CC(data+12);
+       }       else {
+               locked = true;
        }
 
-       ul_print_default(data);
-
+       // UL_C Specific
        if ((tagtype & UL_C)){
        
                // read pages 0x28, 0x29, 0x2A, 0x2B
@@ -656,218 +710,367 @@ int CmdHF14AMfUInfo(const char *Cmd){
                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;
                } 
-               ulc_print_configuration(ulc_conf);
+               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;
                        }
-                       ulc_print_3deskey(ulc_deskey);
+                       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");
-                       ul_switch_off_field();
                        for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ){
                                key = default_3des_keys[i];
-                               if (try3DesAuthentication(key) == 1){
-                                       PrintAndLog("Found default 3des key: "); //%s", sprint_hex(key,16));
+                               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);
-                                       return 1;
-                               }
+                                       break;
+                               } 
                        }
+                       // reselect for future tests (ntag test)
+                       if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) return -1;
                }
        }
-       
+
+       // 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_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) return -1;
+               }
+       }
 
-               ulev1_print_counters();
-               
+       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;
                }               
-               ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
-               
-               uint8_t startconfigblock = (tagtype & UL_EV1_48) ? 0x10 : 0x25;
-               uint8_t ulev1_conf[16] = {0x00};
-               status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
-               if ( status == -1 ){
-                       PrintAndLog("Error: tag didn't answer to READ EV1");
-                       return status;
+               if (status == 32) ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
+               else {
+                       // re-select
+                       if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) return -1;
                }
-               // save AUTHENTICATION LIMITS for later:
-               authlim = (ulev1_conf[4] & 0x07);
-               bool allZeros = true;
-               for (uint8_t idx=0; idx<8; idx++)
-                       if (ulev1_conf[idx]) allZeros = false;
-
-               if (allZeros) authlim=7;
-               ulev1_print_configuration(ulev1_conf);
        }
        
-       if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216))) {
-
+       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 GET_VERSION");
+                       PrintAndLog("Error: tag didn't answer to GETVERSION");
+                       ul_switch_off_field();
                        return status;
+               } else if (status == 10) {
+                       ulev1_print_version(version);
+               } else {
+                       locked = true;
+                       if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) return -1;
                }
-               ulev1_print_version(version);
 
-               // if we called info with key, just return 
-               if ( hasAuthKey ) return 1;
-               
+               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;
+
+               if (startconfigblock){ // if we know where the config block is...
+               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);
+                       }
+               }
+       
                // AUTHLIMIT, (number of failed authentications)
                // 0 = limitless.
-               // 1-7 = ...  should we even try then?          
-               if ( authlim == 0 ){
+               // 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.");
-               
-
-                       int len=0; //if len goes to -1 the connection will be turned off.
+                       len = 0;
                        for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ){
                                key = default_pwd_pack[i];
-                               if ( len > -1 ){
                                        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_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) return -1;
+                       }
                        }
-                       if (len > -1) ul_switch_off_field();
+                       if (len < 1) PrintAndLog("password not known");
                }
        }
-       
-       if ((tagtype & (NTAG_213 | NTAG_215 | NTAG_216))){
 
-               uint8_t cc[16] = {0x00};
-               status = ul_read(3, cc, sizeof(cc));
-               if ( status == -1 ){
-                       PrintAndLog("Error: tag didn't answer to READ ntag");
-                       return status;
-               }
-               ntag_print_CC(cc);      
-       }
-       
        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
+//  Write Single Block
 //
 int CmdHF14AMfUWrBl(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 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);
+       int blockNo = -1;       
+       bool errors = false;
+       bool hasAuthKey = false;
+       bool hasPwdKey = false;
+       bool swapEndian = false;
 
-       if (blockNo > MAX_UL_BLOCKS){
-               PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
-               return 1;
-       }
+       uint8_t cmdp = 0;
+       uint8_t keylen = 0;
+       uint8_t blockdata[20] = {0x00};
+       uint8_t data[16] = {0x00};
+       uint8_t authenticationkey[16] = {0x00};
+       uint8_t *keyPtr = authenticationkey;
        
-       if (param_gethex(Cmd, 1, bldata, 8)) {
-               PrintAndLog("Block data must include 8 HEX symbols");
-               return 1;
+       // starting with getting tagtype
+       TagTypeUL_t tagtype = GetHF14AMfU_Type();
+       if (tagtype == UL_ERROR) return -1;
+       
+       while(param_getchar(Cmd, cmdp) != 0x00)
+       {
+               switch(param_getchar(Cmd, cmdp))
+               {
+                       case 'h':
+                       case 'H':
+                               return usage_hf_mfu_wrbl();
+                       case 'k':
+                       case 'K':
+                               // EV1/NTAG size key
+                               keylen = param_gethex(Cmd, cmdp+1, data, 8);
+                               if ( !keylen ) {
+                                       memcpy(authenticationkey, data, 4);
+                                       cmdp += 2;
+                                       hasPwdKey = true;
+                                       break;
+                               }
+                               // UL-C size key        
+                               keylen = param_gethex(Cmd, cmdp+1, data, 32);
+                               if (!keylen){
+                                       memcpy(authenticationkey, data, 16);
+                                       cmdp += 2;
+                                       hasAuthKey = true;
+                                       break;
+                               }
+                               PrintAndLog("\nERROR: Key is incorrect length\n");
+                               errors = true; 
+                               break;
+                       case 'b':
+                       case 'B':
+                               blockNo = param_get8(Cmd, cmdp+1);
+                               
+                               uint8_t maxblockno = 0;
+                               for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
+                                       if (tagtype & UL_TYPES_ARRAY[idx])
+                                               maxblockno = UL_MEMORY_ARRAY[idx]+1;
+                               }
+               
+                               if (blockNo < 0) {
+                                       PrintAndLog("Wrong block number");
+                                       errors = true;                                  
+                               }
+                               if (blockNo > maxblockno){
+                                       PrintAndLog("block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
+                                       errors = true;                                                                  
+                               }
+                               cmdp += 2;
+                               break;
+                       case 'l':
+                       case 'L':
+                               swapEndian = true;
+                               cmdp++; 
+                               break;
+                       case 'd':
+                       case 'D':
+                               if ( param_gethex(Cmd, cmdp+1, blockdata, 8) ) {
+                                       PrintAndLog("Block data must include 8 HEX symbols");
+                                       errors = true;
+                                       break;
+                               }
+                               cmdp += 2;
+                               break;
+                       default:
+                               PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+                               errors = true;
+                               break;
+               }
+               //Validations
+               if(errors) return usage_hf_mfu_wrbl();
        }
+
+       if ( blockNo == -1 ) return usage_hf_mfu_wrbl();
        
-       if (strchr(Cmd,'w') != 0  || strchr(Cmd,'W') != 0 ) {
-               chinese_card = TRUE; 
+       // Swap endianness 
+       if (swapEndian && hasAuthKey) keyPtr = SwapEndian64(authenticationkey, 16, 8);
+       if (swapEndian && hasPwdKey)  keyPtr = SwapEndian64(authenticationkey, 4, 4);
+
+       if ( blockNo <= 3)              
+               PrintAndLog("Special Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
+       else
+               PrintAndLog("Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
+       
+       
+
+       //Send write Block
+       UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
+       memcpy(c.d.asBytes,blockdata,4);
+
+       if ( hasAuthKey ){
+               c.arg[1] = 1;
+               memcpy(c.d.asBytes+4,authenticationkey,16);
+       }
+       else if ( hasPwdKey ) {
+               c.arg[1] = 2;
+               memcpy(c.d.asBytes+4,authenticationkey,4);
        }
        
-       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");
-                       }  
-               }
+       SendCommand(&c);
+       UsbCommand resp;
+       if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+               uint8_t isOK  = resp.arg[0] & 0xff;
+               PrintAndLog("isOk:%02x", isOK);
        } 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");
-               }
+               PrintAndLog("Command execute timeout");
        }
+       
        return 0;
 }
-
 //
-//  Mifare Ultralight Read Single Block
+//  Read Single Block
 //
 int CmdHF14AMfURdBl(const char *Cmd){
 
-       UsbCommand resp;
-       uint8_t blockNo = -1;   
-       char cmdp = param_getchar(Cmd, 0);
+       int blockNo = -1;       
+       bool errors = false;
+       bool hasAuthKey = false;
+       bool hasPwdKey = false;
+       bool swapEndian = false;
+       uint8_t cmdp = 0;
+       uint8_t keylen = 0;
+       uint8_t data[16] = {0x00};
+       uint8_t authenticationkey[16] = {0x00};
+       uint8_t *keyPtr = authenticationkey;
        
-       if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {    
-               PrintAndLog("Usage:  hf mfu rdbl <block number>");
-               PrintAndLog("        sample: hfu mfu rdbl 0");
-               return 0;
-       }       
+       // starting with getting tagtype
+       TagTypeUL_t tagtype = GetHF14AMfU_Type();
+       if (tagtype == UL_ERROR) return -1;
+       
+       while(param_getchar(Cmd, cmdp) != 0x00)
+       {
+               switch(param_getchar(Cmd, cmdp))
+               {
+                       case 'h':
+                       case 'H':
+                               return usage_hf_mfu_rdbl();
+                       case 'k':
+                       case 'K':
+                               // EV1/NTAG size key
+                               keylen = param_gethex(Cmd, cmdp+1, data, 8);
+                               if ( !keylen ) {
+                                       memcpy(authenticationkey, data, 4);
+                                       cmdp += 2;
+                                       hasPwdKey = true;
+                                       break;
+                               }
+                               // UL-C size key        
+                               keylen = param_gethex(Cmd, cmdp+1, data, 32);
+                               if (!keylen){
+                                       memcpy(authenticationkey, data, 16);
+                                       cmdp += 2;
+                                       hasAuthKey = true;
+                                       break;
+                               }
+                               PrintAndLog("\nERROR: Key is incorrect length\n");
+                               errors = true; 
+                               break;
+                       case 'b':
+                       case 'B':
+                               blockNo = param_get8(Cmd, cmdp+1);
+                               
+                               uint8_t maxblockno = 0;
+                               for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
+                                       if (tagtype & UL_TYPES_ARRAY[idx])
+                                               maxblockno = UL_MEMORY_ARRAY[idx]+1;
+                               }
                
-       blockNo = param_get8(Cmd, 0);
-
-       if (blockNo > MAX_UL_BLOCKS){
-          PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight");
-          return 1;
+                               if (blockNo < 0) {
+                                       PrintAndLog("Wrong block number");
+                                       errors = true;                                  
+                               }
+                               if (blockNo > maxblockno){
+                                       PrintAndLog("block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
+                                       errors = true;                                                                  
+                               }
+                               cmdp += 2;
+                               break;
+                       case 'l':
+                       case 'L':
+                               swapEndian = true;
+                               cmdp++; 
+                               break;                          
+                       default:
+                               PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+                               errors = true;
+                               break;
+               }
+               //Validations
+               if(errors) return usage_hf_mfu_rdbl();
        }
 
+       if ( blockNo == -1 ) return usage_hf_mfu_rdbl();
+       
+       // Swap endianness 
+       if (swapEndian && hasAuthKey) keyPtr = SwapEndian64(authenticationkey, 16, 8);
+       if (swapEndian && hasPwdKey)  keyPtr = SwapEndian64(authenticationkey, 4, 4);
+       
+       //Read Block
        UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
+       if ( hasAuthKey ){
+               c.arg[1] = 1;
+               memcpy(c.d.asBytes,authenticationkey,16);
+       }
+       else if ( hasPwdKey ) {
+               c.arg[1] = 2;
+               memcpy(c.d.asBytes,authenticationkey,4);
+       }
+       
        SendCommand(&c);
-
-
+       UsbCommand resp;
        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));
+                       PrintAndLog("Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(data, 4));
                }
                else {
                        PrintAndLog("Failed reading block: (%02x)", isOK);
@@ -875,20 +1078,19 @@ int CmdHF14AMfURdBl(const char *Cmd){
        } else {
                PrintAndLog("Command execute time-out");
        }
-       
        return 0;
 }
 
-int usage_hf_mfu_info(void)
-{
+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("Usage:  hf mfu info k <key>");
        PrintAndLog("  Options : ");
+       PrintAndLog("  h       : this help");
        PrintAndLog("  k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
        PrintAndLog("");
        PrintAndLog("   sample : hf mfu info");
@@ -896,16 +1098,19 @@ int usage_hf_mfu_info(void)
        return 0;
 }
 
-int usage_hf_mfu_dump(void)
-{
+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 s k <key> n <filename w/o .bin>");
+       PrintAndLog("Usage:  hf mfu dump l k <key> n <filename w/o .bin> p <> q <>");
        PrintAndLog("  Options : ");
-       PrintAndLog("  k <key> : Enter key for authentication");
-       PrintAndLog("  n <FN > : Enter filename w/o .bin to save the dump as"); 
-       PrintAndLog("        s : Swap entered key's endianness for auth");
+       PrintAndLog("  h       : this help");
+       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");
@@ -913,6 +1118,36 @@ int usage_hf_mfu_dump(void)
        return 0;
 }
 
+int usage_hf_mfu_rdbl(void) {
+       PrintAndLog("Read a block and print. It autodetects card type.\n");     
+       PrintAndLog("Usage:  hf mfu rdbl h l b <block number> k <key> \n");
+       PrintAndLog("  Options:");
+       PrintAndLog("  h       : this help");
+       PrintAndLog("  b <no>  : block to read");
+       PrintAndLog("  k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
+       PrintAndLog("  l       : swap entered key's endianness");       
+       PrintAndLog("");
+       PrintAndLog("  sample  : hf mfu rdbl b 0");
+       PrintAndLog("          : hf mfu rdbl b 0 k 00112233445566778899AABBCCDDEEFF");
+       PrintAndLog("          : hf mfu rdbl b 0 k 11223344\n");
+       return 0;
+}
+
+int usage_hf_mfu_wrbl(void) {
+       PrintAndLog("Write a block. It autodetects card type.\n");              
+       PrintAndLog("Usage:  hf mfu wrbl b <block number> d <data> k <key> l\n");
+       PrintAndLog("  Options:");
+       PrintAndLog("  h        : this help");
+       PrintAndLog("  b <no>   : block to write");
+       PrintAndLog("  d <data> : [block data] - (8 hex symbols)");
+       PrintAndLog("  k <key>  : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
+       PrintAndLog("  l        : swap entered key's endianness");      
+       PrintAndLog("");
+       PrintAndLog("  sample   : hf mfu wrbl b 0 d 01020304");
+       PrintAndLog("           : hf mfu wrbl b 0 d 01020304 k 11223344\n");
+       return 0;
+}
+
 //
 //  Mifare Ultralight / Ultralight-C / Ultralight-EV1
 //  Read and Dump Card Contents,  using auto detection of tag size.
@@ -923,7 +1158,6 @@ int CmdHF14AMfUDump(const char *Cmd){
        FILE *fout;
        char filename[FILE_PATH_SIZE] = {0x00};
        char * fnameptr = filename;
-       char* str = "Dumping Ultralight%s%s Card Data...";      
        uint8_t *lockbytes_t = NULL;
        uint8_t lockbytes[2] = {0x00};
        uint8_t *lockbytes_t2 = NULL;
@@ -942,6 +1176,9 @@ int CmdHF14AMfUDump(const char *Cmd){
        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)
        {
@@ -952,14 +1189,23 @@ int CmdHF14AMfUDump(const char *Cmd){
                        return usage_hf_mfu_dump();
                case 'k':
                case 'K':
-                       dataLen = param_gethex(Cmd, cmdp+1, data, 32);
-                       if (dataLen) {
-                               errors = true; 
-                       } else {
-                               memcpy(key, data, 16);
-                       }   
+                       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{
+                               PrintAndLog("\nERROR: Key is incorrect length\n");
+                               errors = true;
+                       }
+                               
                        cmdp += 2;
-                       hasPwd = true;
+                               hasPwd = true;
+                       break;
+               case 'l':
+               case 'L':
+                       swapEndian = true;
+                       cmdp++;
                        break;
                case 'n':
                case 'N':
@@ -968,9 +1214,17 @@ int CmdHF14AMfUDump(const char *Cmd){
                        if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
                        cmdp += 2;
                        break;
-               case 's':
-                       swapEndian = true;
-                       cmdp++;
+               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));
@@ -983,36 +1237,27 @@ int CmdHF14AMfUDump(const char *Cmd){
        //Validations
        if(errors) return usage_hf_mfu_dump();
        
-       if (swapEndian)
+       if (swapEndian && dataLen == 32)
                keyPtr = SwapEndian64(data, 16, 8);
 
        TagTypeUL_t tagtype = GetHF14AMfU_Type();
        if (tagtype == UL_ERROR) return -1;
        
-       if ( tagtype & UL ) {
-               Pages = 16;
-               PrintAndLog(str,"", (tagtype & MAGIC)?" (magic)":"" );
-       }
-       else if ( tagtype & UL_C ) {
-               Pages = 44;
-               PrintAndLog(str,"-C", (tagtype & MAGIC)?" (magic)":"" );
-       }
-       else if ( tagtype & UL_EV1_48 ) {
-               Pages = 18; 
-               PrintAndLog(str," EV1_48","");
-       }
-       else if ( tagtype & UL_EV1_128 ) {
-               Pages = 32; 
-               PrintAndLog(str," EV1_128","");
-       } else {
-               Pages = 16;
-               PrintAndLog("Dumping unknown Ultralight, using default values.");
-       }
-       
-       UsbCommand c = {CMD_MIFAREUC_READCARD, {0,Pages}};
-       if ( hasPwd ) {
-               c.arg[2] = 1;
-               memcpy(c.d.asBytes, key, 16);
+       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);
        }
        SendCommand(&c);
        UsbCommand resp;
@@ -1020,15 +1265,20 @@ int CmdHF14AMfUDump(const char *Cmd){
                PrintAndLog("Command execute time-out");
                return 1;
        }
-       PrintAndLog     ("%u,%u",resp.arg[0],resp.arg[1]);
-       uint8_t isOK = resp.arg[0] & 0xff;
-       if (isOK) {
-               memcpy(data, resp.d.asBytes, resp.arg[1]);
-       } else {
+       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);
+
+       Pages = bufferSize/4;
        // Load lock bytes.
        int j = 0;
        
@@ -1040,6 +1290,7 @@ int CmdHF14AMfUDump(const char *Cmd){
        }               
        
        // 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];
@@ -1049,11 +1300,15 @@ int CmdHF14AMfUDump(const char *Cmd){
                }
        }
 
-       // add keys
-       if (hasPwd){
-               memcpy(data + Pages*4, key, 16);
+       // 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));
@@ -1126,15 +1381,6 @@ int CmdHF14AMfUDump(const char *Cmd){
        return 0;
 }
 
-// Needed to Authenticate to Ultralight C tags
-void rol (uint8_t *data, const size_t len){
-       uint8_t first = data[0];
-       for (size_t i = 0; i < len-1; i++) {
-               data[i] = data[i+1];
-       }
-       data[len-1] = first;
-}
-
 //-------------------------------------------------------------------------------
 // Ultralight C Methods
 //-------------------------------------------------------------------------------
@@ -1174,7 +1420,7 @@ int CmdHF14AMfucAuth(const char *Cmd){
        } 
 
        uint8_t *key = default_3des_keys[keyNo];
-       if (try3DesAuthentication(key)>0)
+       if (ulc_authentication(key, true))
                PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
        else
                PrintAndLog("Authentication failed");
@@ -1182,69 +1428,6 @@ int CmdHF14AMfucAuth(const char *Cmd){
        return 0;
 }
 
-int try3DesAuthentication( uint8_t *key){
-       
-       uint32_t cuid = 0;
-
-       des3_context ctx = { 0 };
-       
-       uint8_t random_a[8] = { 1,1,1,1,1,1,1,1 };
-       uint8_t random_b[8] = { 0 };
-       uint8_t enc_random_b[8] = { 0 };
-       uint8_t rnd_ab[16] = { 0 };
-       uint8_t iv[8] = { 0 };
-
-       UsbCommand c = {CMD_MIFAREUC_AUTH1, {0x00}};
-       SendCommand(&c);
-       UsbCommand resp;
-       if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) )    return -1;
-       if ( !(resp.arg[0] & 0xff) ) return -2;
-       
-       cuid  = resp.arg[1];    
-       memcpy(enc_random_b,resp.d.asBytes+1,8);
-
-       des3_set2key_dec(&ctx, key);
-       // context, mode, length, IV, input, output 
-       des3_crypt_cbc( &ctx, DES_DECRYPT, sizeof(random_b), iv , enc_random_b , random_b);
-
-       rol(random_b,8);
-       memcpy(rnd_ab  ,random_a,8);
-       memcpy(rnd_ab+8,random_b,8);
-       
-       //PrintAndLog("      RndA  :%s", sprint_hex(random_a, 8));
-       //PrintAndLog("  enc(RndB) :%s", sprint_hex(enc_random_b, 8));
-       //PrintAndLog("       RndB :%s", sprint_hex(random_b, 8));
-       //PrintAndLog("        A+B :%s", sprint_hex(rnd_ab, 16));
-       
-       des3_set2key_enc(&ctx, key);
-       // context, mode, length, IV, input, output 
-       des3_crypt_cbc(&ctx, DES_ENCRYPT, sizeof(rnd_ab), enc_random_b, rnd_ab, rnd_ab);
-
-       //Auth2
-       c.cmd = CMD_MIFAREUC_AUTH2;
-       c.arg[0] = cuid;
-       memcpy(c.d.asBytes, rnd_ab, 16);
-       SendCommand(&c);
-
-       if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;                          
-       if ( !(resp.arg[0] & 0xff)) return -2;
-       
-       uint8_t enc_resp[8] = { 0 };
-       uint8_t resp_random_a[8] = { 0 };
-       memcpy(enc_resp, resp.d.asBytes+1, 8);
-
-       des3_set2key_dec(&ctx, key);
-       // context, mode, length, IV, input, output
-       des3_crypt_cbc( &ctx, DES_DECRYPT, 8, enc_random_b, enc_resp, resp_random_a);
-
-       //PrintAndLog("   enc(A+B) :%s", sprint_hex(rnd_ab, 16));
-       //PrintAndLog(" enc(RndA') :%s", sprint_hex(enc_resp, 8));
-
-       if ( !memcmp(resp_random_a, random_a, 8))
-               return 1;       
-       return 0;
-}
-
 /**
 A test function to validate that the polarssl-function works the same 
 was as the openssl-implementation. 
@@ -1342,142 +1525,6 @@ int CmdTestDES(const char * cmd)
 }
 **/
 
-//
-// Ultralight C Read Single Block
-//
-int CmdHF14AMfUCRdBl(const char *Cmd)
-{
-       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;
-}
-
-//
-//  Mifare Ultralight C Write Single Block
-//
-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
 //
@@ -1700,16 +1747,17 @@ int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
        // return;
 // }
 
+//------------------------------------
+// Menu Stuff
+//------------------------------------
 static command_t CommandTable[] =
 {
        {"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"},
+       {"rdbl",        CmdHF14AMfURdBl,        0, "Read block"},
+       {"wrbl",        CmdHF14AMfUWrBl,        0, "Write block"},    
        {"cauth",       CmdHF14AMfucAuth,       0, "Authentication    - Ultralight C"},
        {"setpwd",      CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
        {"setuid",      CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
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