]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhflist.c
Merge branch 'master' into fix_iso15693_fpga
[proxmark3-svn] / client / cmdhflist.c
index dc3d96400d4cc323ab21a7c9abda38d74cee62af..4bca17a778c80bb59775fed3dff58ea203802bc6 100644 (file)
@@ -1,11 +1,12 @@
 //-----------------------------------------------------------------------------
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
 // Copyright (C) Merlok - 2017
 //
 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
 // at your option, any later version. See the LICENSE.txt file for the text of
 // the license.
 //-----------------------------------------------------------------------------
-// Command: hf mf list. It shows data from arm buffer.
+// Command: hf list. It shows data from arm buffer.
 //-----------------------------------------------------------------------------
 
 #include "cmdhflist.h"
 #include <stdint.h>
 #include <stdbool.h>
 #include "util.h"
-#include "data.h"
 #include "ui.h"
+#include "cliparser/cliparser.h"
+#include "comms.h"
 #include "iso14443crc.h"
+#include "iso15693tools.h"
 #include "parity.h"
 #include "protocols.h"
 #include "crapto1/crapto1.h"
-#include "mifarehost.h"
-#include "mifaredefault.h"
+#include "mifare/mifarehost.h"
+#include "mifare/mifaredefault.h"
+#include "usb_cmd.h"
+#include "pcsc.h"
 
+typedef struct {
+       uint32_t uid;       // UID
+       uint32_t nt;        // tag challenge
+       uint32_t nt_enc;    // encrypted tag challenge
+       uint8_t nt_enc_par; // encrypted tag challenge parity
+       uint32_t nr_enc;    // encrypted reader challenge
+       uint32_t ar_enc;    // encrypted reader response
+       uint8_t ar_enc_par; // encrypted reader response parity
+       uint32_t at_enc;    // encrypted tag response
+       uint8_t at_enc_par; // encrypted tag response parity
+       bool first_auth;    // is first authentication
+       uint32_t ks2;       // ar ^ ar_enc
+       uint32_t ks3;       // at ^ at_enc
+} TAuthData;
 
 enum MifareAuthSeq {
        masNone,
@@ -36,13 +55,16 @@ enum MifareAuthSeq {
        masData,
        masError,
 };
+
 static enum MifareAuthSeq MifareAuthState;
 static TAuthData AuthData;
 
-void ClearAuthData() {
+static void ClearAuthData() {
        AuthData.uid = 0;
        AuthData.nt = 0;
        AuthData.first_auth = true;
+       AuthData.ks2 = 0;
+       AuthData.ks3 = 0;
 }
 
 /**
@@ -54,14 +76,29 @@ void ClearAuthData() {
  *          1 : CRC-command, CRC ok
  *          2 : Not crc-command
  */
-uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+static uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
 {
        uint8_t b1,b2;
 
        if(len <= 2) return 2;
 
        if(isResponse & (len < 6)) return 2;
-       
+
+       ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
+       if (b1 != data[len-2] || b2 != data[len-1]) {
+               return 0;
+       } else {
+               return 1;
+       }
+}
+
+
+static uint8_t iso14443_4_CRC_check(uint8_t* data, uint8_t len)
+{
+       uint8_t b1,b2;
+
+       if(len <= 2) return 2;
+
        ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
        if (b1 != data[len-2] || b2 != data[len-1]) {
                return 0;
@@ -70,7 +107,8 @@ uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
        }
 }
 
-uint8_t mifare_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+
+static uint8_t mifare_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
 {
        switch(MifareAuthState) {
                case masNone:
@@ -81,13 +119,277 @@ uint8_t mifare_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
        }
 }
 
-void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+
+/**
+ * @brief iso14443B_CRC_check Checks CRC in command or response
+ * @param isResponse
+ * @param data
+ * @param len
+ * @return  0 : CRC-command, CRC not ok
+ *          1 : CRC-command, CRC ok
+ *          2 : Not crc-command
+ */
+static uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+{
+       uint8_t b1,b2;
+
+       if(len <= 2) return 2;
+
+       ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
+       if(b1 != data[len-2] || b2 != data[len-1]) {
+               return 0;
+       } else {
+               return 1;
+       }
+}
+
+
+static uint8_t iso15693_CRC_check(uint8_t* d, uint16_t n)
+{
+       if (n <= 2) return 2;
+
+       return (Iso15693Crc(d, n) == ISO15693_CRC_CHECK ? 1 : 0);
+}
+
+
+/**
+ * @brief iclass_CRC_Ok Checks CRC in command or response
+ * @param isResponse
+ * @param data
+ * @param len
+ * @return  0 : CRC-command, CRC not ok
+ *          1 : CRC-command, CRC ok
+ *          2 : Not crc-command
+ */
+uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
 {
+       if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
+
+       uint8_t b1, b2;
+
+       if(!isResponse)//Commands to tag
+       {
+               /**
+                 These commands should have CRC. Total length leftmost
+                 4 READ
+                 4 READ4
+                 12 UPDATE - unsecured, ends with CRC16
+                 14 UPDATE - secured, ends with signature instead
+                 4 PAGESEL
+                 **/
+               if(len == 4 || len == 12)//Covers three of them
+               {
+                       //Don't include the command byte
+                       ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
+                       return b1 == data[len -2] && b2 == data[len-1];
+               }
+               return 2;
+       }else{
+               /**
+               These tag responses should have CRC. Total length leftmost
+
+               10  READ        data[8] crc[2]
+               34  READ4       data[32]crc[2]
+               10  UPDATE  data[8] crc[2]
+               10 SELECT   csn[8] crc[2]
+               10  IDENTIFY  asnb[8] crc[2]
+               10  PAGESEL   block1[8] crc[2]
+               10  DETECT    csn[8] crc[2]
+
+               These should not
+
+               4  CHECK        chip_response[4]
+               8  READCHECK data[8]
+               1  ACTALL    sof[1]
+               1  ACT       sof[1]
+
+               In conclusion, without looking at the command; any response
+               of length 10 or 34 should have CRC
+                 **/
+               if(len != 10 && len != 34) return true;
+
+               ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
+               return b1 == data[len -2] && b2 == data[len-1];
+       }
+}
+
+
+void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
        switch(cmd[0])
        {
-       case ISO14443A_CMD_WUPA:        
-               snprintf(exp,size,"WUPA"); 
-               MifareAuthState = masNone;
+       case ICLASS_CMD_ACTALL:      snprintf(exp, size, "ACTALL"); break;
+       case ICLASS_CMD_READ_OR_IDENTIFY: {
+               if (cmdsize > 1){
+                       snprintf(exp,size,"READ(%d)",cmd[1]);
+               } else {
+                       snprintf(exp,size,"IDENTIFY");
+               }
+               break;
+       }
+       case ICLASS_CMD_SELECT:       snprintf(exp,size, "SELECT"); break;
+       case ICLASS_CMD_PAGESEL:      snprintf(exp,size, "PAGESEL(%d)", cmd[1]); break;
+       case ICLASS_CMD_READCHECK_KC: snprintf(exp,size, "READCHECK[Kc](%d)", cmd[1]); break;
+       case ICLASS_CMD_READCHECK_KD: snprintf(exp,size, "READCHECK[Kd](%d)", cmd[1]); break;
+       case ICLASS_CMD_CHECK_KC:
+       case ICLASS_CMD_CHECK_KD:     snprintf(exp,size, "CHECK"); break;
+       case ICLASS_CMD_DETECT:       snprintf(exp,size, "DETECT"); break;
+       case ICLASS_CMD_HALT:         snprintf(exp,size, "HALT"); break;
+       case ICLASS_CMD_UPDATE:       snprintf(exp,size, "UPDATE(%d)",cmd[1]); break;
+       case ICLASS_CMD_ACT:          snprintf(exp,size, "ACT"); break;
+       case ICLASS_CMD_READ4:        snprintf(exp,size, "READ4(%d)",cmd[1]); break;
+       default:                      snprintf(exp,size, "?"); break;
+       }
+       return;
+}
+
+
+void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
+       if (cmdsize >= 2) {
+               switch (cmd[1]) {
+                       // Mandatory Commands, all Tags must support them:
+                       case ISO15693_INVENTORY             :snprintf(exp, size, "INVENTORY");return;
+                       case ISO15693_STAYQUIET             :snprintf(exp, size, "STAY_QUIET");return;
+                       // Optional Commands, Tags may support them:
+                       case ISO15693_READBLOCK             :snprintf(exp, size, "READBLOCK");return;
+                       case ISO15693_WRITEBLOCK            :snprintf(exp, size, "WRITEBLOCK");return;
+                       case ISO15693_LOCKBLOCK             :snprintf(exp, size, "LOCKBLOCK");return;
+                       case ISO15693_READ_MULTI_BLOCK      :snprintf(exp, size, "READ_MULTI_BLOCK");return;
+                       case ISO15693_WRITE_MULTI_BLOCK     :snprintf(exp, size, "WRITE_MULTI_BLOCK");return;
+                       case ISO15693_SELECT                :snprintf(exp, size, "SELECT");return;
+                       case ISO15693_RESET_TO_READY        :snprintf(exp, size, "RESET_TO_READY");return;
+                       case ISO15693_WRITE_AFI             :snprintf(exp, size, "WRITE_AFI");return;
+                       case ISO15693_LOCK_AFI              :snprintf(exp, size, "LOCK_AFI");return;
+                       case ISO15693_WRITE_DSFID           :snprintf(exp, size, "WRITE_DSFID");return;
+                       case ISO15693_LOCK_DSFID            :snprintf(exp, size, "LOCK_DSFID");return;
+                       case ISO15693_GET_SYSTEM_INFO       :snprintf(exp, size, "GET_SYSTEM_INFO");return;
+                       case ISO15693_READ_MULTI_SECSTATUS  :snprintf(exp, size, "READ_MULTI_SECSTATUS");return;
+                       default: break;
+               }
+
+               if (cmd[1] > ISO15693_STAYQUIET && cmd[1] < ISO15693_READBLOCK) snprintf(exp, size, "Mandatory RFU");
+               else if (cmd[1] > ISO15693_READ_MULTI_SECSTATUS && cmd[1] <= 0x9F) snprintf(exp, size, "Optional RFU");
+               else if ( cmd[1] >= 0xA0 && cmd[1] <= 0xDF ) snprintf(exp, size, "Custom command");
+               else if ( cmd[1] >= 0xE0 && cmd[1] <= 0xFF ) snprintf(exp, size, "Proprietary command");
+       }
+}
+
+
+void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+       switch(cmd[0]) {
+               case TOPAZ_REQA                     :snprintf(exp, size, "REQA");break;
+               case TOPAZ_WUPA                     :snprintf(exp, size, "WUPA");break;
+               case TOPAZ_RID                      :snprintf(exp, size, "RID");break;
+               case TOPAZ_RALL                     :snprintf(exp, size, "RALL");break;
+               case TOPAZ_READ                     :snprintf(exp, size, "READ");break;
+               case TOPAZ_WRITE_E                  :snprintf(exp, size, "WRITE-E");break;
+               case TOPAZ_WRITE_NE                 :snprintf(exp, size, "WRITE-NE");break;
+               case TOPAZ_RSEG                     :snprintf(exp, size, "RSEG");break;
+               case TOPAZ_READ8                    :snprintf(exp, size, "READ8");break;
+               case TOPAZ_WRITE_E8                 :snprintf(exp, size, "WRITE-E8");break;
+               case TOPAZ_WRITE_NE8                :snprintf(exp, size, "WRITE-NE8");break;
+               default:                            snprintf(exp,size,"?"); break;
+       }
+}
+
+
+void annotateIso7816(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+       switch ( cmd[1] ){
+               case ISO7816_READ_BINARY                :snprintf(exp, size, "READ BINARY");break;
+               case ISO7816_WRITE_BINARY               :snprintf(exp, size, "WRITE BINARY");break;
+               case ISO7816_UPDATE_BINARY              :snprintf(exp, size, "UPDATE BINARY");break;
+               case ISO7816_ERASE_BINARY               :snprintf(exp, size, "ERASE BINARY");break;
+               case ISO7816_READ_RECORDS               :snprintf(exp, size, "READ RECORD(S)");break;
+               case ISO7816_WRITE_RECORD               :snprintf(exp, size, "WRITE RECORD");break;
+               case ISO7816_APPEND_RECORD              :snprintf(exp, size, "APPEND RECORD");break;
+               case ISO7816_UPDATE_DATA                :snprintf(exp, size, "UPDATE DATA");break;
+               case ISO7816_GET_DATA                   :snprintf(exp, size, "GET DATA");break;
+               case ISO7816_PUT_DATA                   :snprintf(exp, size, "PUT DATA");break;
+               case ISO7816_SELECT_FILE                :snprintf(exp, size, "SELECT FILE");break;
+               case ISO7816_VERIFY                     :snprintf(exp, size, "VERIFY");break;
+               case ISO7816_INTERNAL_AUTHENTICATE      :snprintf(exp, size, "INTERNAL AUTHENTICATE");break;
+               case ISO7816_EXTERNAL_AUTHENTICATE      :snprintf(exp, size, "EXTERNAL AUTHENTICATE");break;
+               case ISO7816_GET_CHALLENGE              :snprintf(exp, size, "GET CHALLENGE");break;
+               case ISO7816_MANAGE_CHANNEL             :snprintf(exp, size, "MANAGE CHANNEL");break;
+               case ISO7816_GET_RESPONSE               :snprintf(exp, size, "GET RESPONSE");break;
+               case ISO7816_ENVELOPE                   :snprintf(exp, size, "ENVELOPE");break;
+               case ISO7816_GET_PROCESSING_OPTIONS     :snprintf(exp, size, "GET PROCESSING OPTIONS");break;
+               default                                 :snprintf(exp,size,"?"); break;
+       }
+}
+
+
+void annotateIso14443_4(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
+       // S-block
+       if ((cmd[0] & 0xc3) == 0xc2) {
+               switch (cmd[0] & 0x30) {
+                       case 0x00   : snprintf(exp, size, "S-block DESELECT"); break;
+                       case 0x30   : snprintf(exp, size, "S-block WTX"); break;
+                       default     : snprintf(exp, size, "S-block (RFU)"); break;
+               }
+       }
+       // R-block (ack)
+       else if ((cmd[0] & 0xe0) == 0xa0) {
+               if ((cmd[0] & 0x10) == 0)
+                       snprintf(exp, size, "R-block ACK");
+               else
+                       snprintf(exp, size, "R-block NACK");
+       }
+       // I-block
+       else {
+               int pos = 1;
+               switch (cmd[0] & 0x0c) {
+                       case 0x08: // CID following
+                       case 0x04: // NAD following
+                               pos = 2;
+                               break;
+                       case 0x0c: // CID and NAD following
+                               pos = 3;
+                               break;
+                       default:
+                               pos = 1; // no CID, no NAD
+                               break;
+               }
+               annotateIso7816(exp, size, &cmd[pos], cmdsize-pos);
+       }
+}
+
+
+/**
+06 00 = INITIATE
+0E xx = SELECT ID (xx = Chip-ID)
+0B = Get UID
+08 yy = Read Block (yy = block number)
+09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
+0C = Reset to Inventory
+0F = Completion
+0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
+**/
+
+void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
+       switch(cmd[0]){
+       case ISO14443B_REQB   : snprintf(exp,size,"REQB");break;
+       case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
+       case ISO14443B_HALT   : snprintf(exp,size,"HALT");break;
+       case ISO14443B_INITIATE     : snprintf(exp,size,"INITIATE");break;
+       case ISO14443B_SELECT       : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
+       case ISO14443B_GET_UID      : snprintf(exp,size,"GET UID");break;
+       case ISO14443B_READ_BLK     : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
+       case ISO14443B_WRITE_BLK    : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
+       case ISO14443B_RESET        : snprintf(exp,size,"RESET");break;
+       case ISO14443B_COMPLETION   : snprintf(exp,size,"COMPLETION");break;
+       case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
+       default                     : snprintf(exp,size ,"?");break;
+       }
+
+}
+
+void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
+       switch(cmd[0])
+       {
+       case ISO14443A_CMD_WUPA:
+               snprintf(exp,size,"WUPA");
                break;
        case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
                // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
@@ -111,39 +413,38 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
                        snprintf(exp,size,"ANTICOLL-2"); break;
                }
        }
-       case ISO14443A_CMD_REQA:                
-               snprintf(exp,size,"REQA"); 
-               MifareAuthState = masNone;
+       case ISO14443A_CMD_REQA:
+               snprintf(exp,size,"REQA");
                break;
-       case ISO14443A_CMD_READBLOCK:   snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
-       case ISO14443A_CMD_WRITEBLOCK:  snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
-       case ISO14443A_CMD_HALT:                
-               snprintf(exp,size,"HALT"); 
+       case MIFARE_CMD_READBLOCK:   snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
+       case MIFARE_CMD_WRITEBLOCK:  snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
+       case ISO14443A_CMD_HALT:
+               snprintf(exp,size,"HALT");
                MifareAuthState = masNone;
                break;
-       case ISO14443A_CMD_RATS:                snprintf(exp,size,"RATS"); break;
-       case MIFARE_CMD_INC:                    snprintf(exp,size,"INC(%d)",cmd[1]); break;
-       case MIFARE_CMD_DEC:                    snprintf(exp,size,"DEC(%d)",cmd[1]); break;
-       case MIFARE_CMD_RESTORE:                snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
-       case MIFARE_CMD_TRANSFER:               snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;
+       case ISO14443A_CMD_RATS:        snprintf(exp,size,"RATS"); break;
+       case MIFARE_CMD_INC:            snprintf(exp,size,"INC(%d)",cmd[1]); break;
+       case MIFARE_CMD_DEC:            snprintf(exp,size,"DEC(%d)",cmd[1]); break;
+       case MIFARE_CMD_RESTORE:        snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
+       case MIFARE_CMD_TRANSFER:       snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;
        case MIFARE_AUTH_KEYA:
                if ( cmdsize > 3) {
-                       snprintf(exp,size,"AUTH-A(%d)",cmd[1]); 
+                       snprintf(exp,size,"AUTH-A(%d)",cmd[1]);
                        MifareAuthState = masNt;
                } else {
-                       //      case MIFARE_ULEV1_VERSION :  both 0x60.
+                       //  case MIFARE_ULEV1_VERSION :  both 0x60.
                        snprintf(exp,size,"EV1 VERSION");
                }
                break;
        case MIFARE_AUTH_KEYB:
                MifareAuthState = masNt;
-               snprintf(exp,size,"AUTH-B(%d)",cmd[1]); 
+               snprintf(exp,size,"AUTH-B(%d)",cmd[1]);
                break;
-       case MIFARE_MAGICWUPC1:                 snprintf(exp,size,"MAGIC WUPC1"); break;
-       case MIFARE_MAGICWUPC2:                 snprintf(exp,size,"MAGIC WUPC2"); break;
-       case MIFARE_MAGICWIPEC:                 snprintf(exp,size,"MAGIC WIPEC"); break;
-       case MIFARE_ULC_AUTH_1:         snprintf(exp,size,"AUTH "); break;
-       case MIFARE_ULC_AUTH_2:         snprintf(exp,size,"AUTH_ANSW"); break;
+       case MIFARE_MAGICWUPC1:         snprintf(exp,size,"MAGIC WUPC1"); break;
+       case MIFARE_MAGICWUPC2:         snprintf(exp,size,"MAGIC WUPC2"); break;
+       case MIFARE_MAGICWIPEC:         snprintf(exp,size,"MAGIC WIPEC"); break;
+       case MIFARE_ULC_AUTH_1:     snprintf(exp,size,"AUTH "); break;
+       case MIFARE_ULC_AUTH_2:     snprintf(exp,size,"AUTH_ANSW"); break;
        case MIFARE_ULEV1_AUTH:
                if ( cmdsize == 7 )
                        snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] );
@@ -152,14 +453,14 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
                break;
        case MIFARE_ULEV1_FASTREAD:{
                if ( cmdsize >=3 && cmd[2] <= 0xE6)
-                       snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]); 
+                       snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);
                else
                        snprintf(exp,size,"?");
                break;
        }
        case MIFARE_ULC_WRITE:{
                if ( cmd[1] < 0x21 )
-                       snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); 
+                       snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);
                else
                        snprintf(exp,size,"?");
                break;
@@ -178,15 +479,26 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
                        snprintf(exp,size,"?");
                break;
        }
-       case MIFARE_ULEV1_READSIG:              snprintf(exp,size,"READ_SIG"); break;
-       case MIFARE_ULEV1_CHECKTEAR:    snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;
-       case MIFARE_ULEV1_VCSL:         snprintf(exp,size,"VCSL"); break;
-       default:                                                snprintf(exp,size,"?"); break;
+       case MIFARE_ULEV1_READSIG:      snprintf(exp,size,"READ_SIG"); break;
+       case MIFARE_ULEV1_CHECKTEAR:    snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;
+       case MIFARE_ULEV1_VCSL:     snprintf(exp,size,"VCSL"); break;
+       default:                        snprintf(exp,size,"?"); break;
        }
        return;
 }
 
 void annotateMifare(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize, uint8_t* parity, uint8_t paritysize, bool isResponse) {
+       if (!isResponse && cmdsize == 1) {
+               switch(cmd[0]) {
+                       case ISO14443A_CMD_WUPA:
+                       case ISO14443A_CMD_REQA:
+                               MifareAuthState = masNone;
+                               break;
+                       default:
+                               break;
+               }
+       }
+
        // get UID
        if (MifareAuthState == masNone) {
                if (cmdsize == 9 && cmd[0] == ISO14443A_CMD_ANTICOLL_OR_SELECT && cmd[1] == 0x70) {
@@ -198,17 +510,18 @@ void annotateMifare(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize, uint8
                        AuthData.uid = bytes_to_num(&cmd[2], 4);
                }
        }
-       
+
        switch(MifareAuthState) {
                case masNt:
                        if (cmdsize == 4 && isResponse) {
                                snprintf(exp,size,"AUTH: nt %s", (AuthData.first_auth) ? "" : "(enc)");
                                MifareAuthState = masNrAr;
-                               if (AuthData.first_auth)
+                               if (AuthData.first_auth) {
                                        AuthData.nt = bytes_to_num(cmd, 4);
-                               else
+                               } else {
                                        AuthData.nt_enc = bytes_to_num(cmd, 4);
                                        AuthData.nt_enc_par = parity[0];
+                               }
                                return;
                        } else {
                                MifareAuthState = masError;
@@ -240,142 +553,697 @@ void annotateMifare(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize, uint8
                default:
                        break;
        }
-       
+
        if (!isResponse && ((MifareAuthState == masNone) || (MifareAuthState == masError)))
                annotateIso14443a(exp, size, cmd, cmdsize);
-       
+
+}
+
+
+static uint64_t GetCrypto1ProbableKey(TAuthData *ad) {
+       struct Crypto1State *revstate = lfsr_recovery64(ad->ks2, ad->ks3);
+       lfsr_rollback_word(revstate, 0, 0);
+       lfsr_rollback_word(revstate, 0, 0);
+       lfsr_rollback_word(revstate, ad->nr_enc, 1);
+       lfsr_rollback_word(revstate, ad->uid ^ ad->nt, 0);
+
+       uint64_t lfsr = 0;
+       crypto1_get_lfsr(revstate, &lfsr);
+       crypto1_destroy(revstate);
+
+       return lfsr;
+}
+
+
+static bool NTParityChk(TAuthData *ad, uint32_t ntx) {
+       if (
+               (oddparity8(ntx >> 8 & 0xff) ^ (ntx & 0x01) ^ ((ad->nt_enc_par >> 5) & 0x01) ^ (ad->nt_enc & 0x01)) ||
+               (oddparity8(ntx >> 16 & 0xff) ^ (ntx >> 8 & 0x01) ^ ((ad->nt_enc_par >> 6) & 0x01) ^ (ad->nt_enc >> 8 & 0x01)) ||
+               (oddparity8(ntx >> 24 & 0xff) ^ (ntx >> 16 & 0x01) ^ ((ad->nt_enc_par >> 7) & 0x01) ^ (ad->nt_enc >> 16 & 0x01))
+               )
+               return false;
+
+       uint32_t ar = prng_successor(ntx, 64);
+       if (
+               (oddparity8(ar >> 8 & 0xff) ^ (ar & 0x01) ^ ((ad->ar_enc_par >> 5) & 0x01) ^ (ad->ar_enc & 0x01)) ||
+               (oddparity8(ar >> 16 & 0xff) ^ (ar >> 8 & 0x01) ^ ((ad->ar_enc_par >> 6) & 0x01) ^ (ad->ar_enc >> 8 & 0x01)) ||
+               (oddparity8(ar >> 24 & 0xff) ^ (ar >> 16 & 0x01) ^ ((ad->ar_enc_par >> 7) & 0x01) ^ (ad->ar_enc >> 16 & 0x01))
+               )
+               return false;
+
+       uint32_t at = prng_successor(ntx, 96);
+       if (
+               (oddparity8(ar & 0xff) ^ (at >> 24 & 0x01) ^ ((ad->ar_enc_par >> 4) & 0x01) ^ (ad->at_enc >> 24 & 0x01)) ||
+               (oddparity8(at >> 8 & 0xff) ^ (at & 0x01) ^ ((ad->at_enc_par >> 5) & 0x01) ^ (ad->at_enc & 0x01)) ||
+               (oddparity8(at >> 16 & 0xff) ^ (at >> 8 & 0x01) ^ ((ad->at_enc_par >> 6) & 0x01) ^ (ad->at_enc >> 8 & 0x01)) ||
+               (oddparity8(at >> 24 & 0xff) ^ (at >> 16 & 0x01) ^ ((ad->at_enc_par >> 7) & 0x01) ^ (ad->at_enc >> 16 & 0x01))
+               )
+               return false;
+
+       return true;
 }
 
-bool DecodeMifareData(uint8_t *cmd, uint8_t cmdsize, bool isResponse, uint8_t *mfData, size_t *mfDataLen) {
-       static struct Crypto1State *traceCrypto1;       
+
+static bool CheckCrypto1Parity(uint8_t *cmd_enc, uint8_t cmdsize, uint8_t *cmd, uint8_t *parity_enc) {
+       for (int i = 0; i < cmdsize - 1; i++) {
+               if (oddparity8(cmd[i]) ^ (cmd[i + 1] & 0x01) ^ ((parity_enc[i / 8] >> (7 - i % 8)) & 0x01) ^ (cmd_enc[i + 1] & 0x01))
+                       return false;
+       }
+
+       return true;
+}
+
+
+static bool NestedCheckKey(uint64_t key, TAuthData *ad, uint8_t *cmd, uint8_t cmdsize, uint8_t *parity) {
+       uint8_t buf[32] = {0};
+       struct Crypto1State *pcs;
+
+       AuthData.ks2 = 0;
+       AuthData.ks3 = 0;
+
+       pcs = crypto1_create(key);
+       uint32_t nt1 = crypto1_word(pcs, ad->nt_enc ^ ad->uid, 1) ^ ad->nt_enc;
+       uint32_t ar = prng_successor(nt1, 64);
+       uint32_t at = prng_successor(nt1, 96);
+
+       crypto1_word(pcs, ad->nr_enc, 1);
+//  uint32_t nr1 = crypto1_word(pcs, ad->nr_enc, 1) ^ ad->nr_enc;  // if needs deciphered nr
+       uint32_t ar1 = crypto1_word(pcs, 0, 0) ^ ad->ar_enc;
+       uint32_t at1 = crypto1_word(pcs, 0, 0) ^ ad->at_enc;
+
+       if (!(ar == ar1 && at == at1 && NTParityChk(ad, nt1))) {
+               crypto1_destroy(pcs);
+               return false;
+       }
+
+       memcpy(buf, cmd, cmdsize);
+       mf_crypto1_decrypt(pcs, buf, cmdsize, 0);
+
+       crypto1_destroy(pcs);
+
+       if (!CheckCrypto1Parity(cmd, cmdsize, buf, parity))
+               return false;
+
+       if(!CheckCrc14443(CRC_14443_A, buf, cmdsize))
+               return false;
+
+       AuthData.nt = nt1;
+       AuthData.ks2 = AuthData.ar_enc ^ ar;
+       AuthData.ks3 = AuthData.at_enc ^ at;
+
+       return true;
+}
+
+
+static bool DecodeMifareData(uint8_t *cmd, uint8_t cmdsize, uint8_t *parity, bool isResponse, uint8_t *mfData, size_t *mfDataLen) {
+       static struct Crypto1State *traceCrypto1;
        static uint64_t mfLastKey;
-       
+
        *mfDataLen = 0;
-       
+
        if (MifareAuthState == masAuthComplete) {
                if (traceCrypto1) {
                        crypto1_destroy(traceCrypto1);
+                       traceCrypto1 = NULL;
                }
 
                MifareAuthState = masFirstData;
                return false;
        }
-       
+
        if (cmdsize > 32)
                return false;
-       
+
        if (MifareAuthState == masFirstData) {
                if (AuthData.first_auth) {
-                       uint32_t ks2 = AuthData.ar_enc ^ prng_successor(AuthData.nt, 64);
-                       uint32_t ks3 = AuthData.at_enc ^ prng_successor(AuthData.nt, 96);
-                       struct Crypto1State *revstate = lfsr_recovery64(ks2, ks3);
-                       lfsr_rollback_word(revstate, 0, 0);
-                       lfsr_rollback_word(revstate, 0, 0);
-                       lfsr_rollback_word(revstate, AuthData.nr_enc, 1);
-                       lfsr_rollback_word(revstate, AuthData.uid ^ AuthData.nt, 0);
-
-                       uint64_t lfsr = 0;
-                       crypto1_get_lfsr(revstate, &lfsr);
-                       crypto1_destroy(revstate);
-                       mfLastKey = lfsr;
-                       PrintAndLog("            |          * | key | probable key:%x%x Prng:%s   ks2:%08x ks3:%08x |     |", 
-                               (unsigned int)((lfsr & 0xFFFFFFFF00000000) >> 32), (unsigned int)(lfsr & 0xFFFFFFFF), 
+                       AuthData.ks2 = AuthData.ar_enc ^ prng_successor(AuthData.nt, 64);
+                       AuthData.ks3 = AuthData.at_enc ^ prng_successor(AuthData.nt, 96);
+
+                       mfLastKey = GetCrypto1ProbableKey(&AuthData);
+                       PrintAndLog("            |          * | key | probable key:%012"PRIx64" Prng:%s   ks2:%08x ks3:%08x |     |",
+                               mfLastKey,
                                validate_prng_nonce(AuthData.nt) ? "WEAK": "HARD",
-                               ks2,
-                               ks3);
-                       
+                               AuthData.ks2,
+                               AuthData.ks3);
+
                        AuthData.first_auth = false;
 
-                       traceCrypto1 = lfsr_recovery64(ks2, ks3);
+                       traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);
                } else {
-                       printf("uid:%x nt:%x ar_enc:%x at_enc:%x\n", AuthData.uid, AuthData.nt, AuthData.ar_enc, AuthData.at_enc);
-                       
+                       if (traceCrypto1) {
+                               crypto1_destroy(traceCrypto1);
+                               traceCrypto1 = NULL;
+                       }
+
                        // check last used key
                        if (mfLastKey) {
-                               if (NestedCheckKey(mfLastKey, &AuthData, cmd, cmdsize)) {
+                               if (NestedCheckKey(mfLastKey, &AuthData, cmd, cmdsize, parity)) {
+                                       PrintAndLog("            |          * | key | last used key:%012"PRIx64"            ks2:%08x ks3:%08x |     |",
+                                               mfLastKey,
+                                               AuthData.ks2,
+                                               AuthData.ks3);
+
+                               traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);
                                };
                        }
-                       
+
                        // check default keys
-                       for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){
-                               if (NestedCheckKey(MifareDefaultKeys[defaultKeyCounter], &AuthData, cmd, cmdsize)) {
-                                       
-                                       break;
-                               };
+                       if (!traceCrypto1) {
+                               for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){
+                                       if (NestedCheckKey(MifareDefaultKeys[defaultKeyCounter], &AuthData, cmd, cmdsize, parity)) {
+                                               PrintAndLog("            |          * | key | default key:%012"PRIx64"              ks2:%08x ks3:%08x |     |",
+                                                       MifareDefaultKeys[defaultKeyCounter],
+                                                       AuthData.ks2,
+                                                       AuthData.ks3);
+
+                                               mfLastKey = MifareDefaultKeys[defaultKeyCounter];
+                                               traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);
+                                               break;
+                                       };
+                               }
                        }
-                       
+
                        // nested
-                       if (validate_prng_nonce(AuthData.nt)) {
+                       if (!traceCrypto1 && validate_prng_nonce(AuthData.nt)) {
+                               uint32_t ntx = prng_successor(AuthData.nt, 90);
+                               for (int i = 0; i < 16383; i++) {
+                                       ntx = prng_successor(ntx, 1);
+                                       if (NTParityChk(&AuthData, ntx)){
+
+                                               uint32_t ks2 = AuthData.ar_enc ^ prng_successor(ntx, 64);
+                                               uint32_t ks3 = AuthData.at_enc ^ prng_successor(ntx, 96);
+                                               struct Crypto1State *pcs = lfsr_recovery64(ks2, ks3);
+                                               memcpy(mfData, cmd, cmdsize);
+                                               mf_crypto1_decrypt(pcs, mfData, cmdsize, 0);
+
+                                               crypto1_destroy(pcs);
+                                               if (CheckCrypto1Parity(cmd, cmdsize, mfData, parity) && CheckCrc14443(CRC_14443_A, mfData, cmdsize)) {
+                                                       AuthData.ks2 = ks2;
+                                                       AuthData.ks3 = ks3;
+
+                                                       AuthData.nt = ntx;
+                                                       mfLastKey = GetCrypto1ProbableKey(&AuthData);
+                                                       PrintAndLog("            |          * | key | nested probable key:%012"PRIx64"      ks2:%08x ks3:%08x |     |",
+                                                               mfLastKey,
+                                                               AuthData.ks2,
+                                                               AuthData.ks3);
+
+                                                       traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);
+                                                       break;
+                                               }
+                                       }
+                               }
                        }
-                       
+
                        //hardnested
+                       if (!traceCrypto1) {
+                               printf("hardnested not implemented. uid:%x nt:%x ar_enc:%x at_enc:%x\n", AuthData.uid, AuthData.nt, AuthData.ar_enc, AuthData.at_enc);
+                               MifareAuthState = masError;
+
+                               /* TOO SLOW( needs to have more strong filter. with this filter - aprox 4 mln tests
+                               uint32_t t = msclock();
+                               uint32_t t1 = t;
+                               int n = 0;
+                               for (uint32_t i = 0; i < 0xFFFFFFFF; i++) {
+                                       if (NTParityChk(&AuthData, i)){
+
+                                               uint32_t ks2 = AuthData.ar_enc ^ prng_successor(i, 64);
+                                               uint32_t ks3 = AuthData.at_enc ^ prng_successor(i, 96);
+                                               struct Crypto1State *pcs = lfsr_recovery64(ks2, ks3);
+
+
+
+
+                                               n++;
+
+                                               if (!(n % 100000)) {
+                                                       printf("delta=%d n=%d ks2=%x ks3=%x \n", msclock() - t1 , n, ks2, ks3);
+                                                       t1 = msclock();
+                                               }
+
+                                       }
+                               }
+                               printf("delta=%d n=%d\n", msclock() - t, n);
+                               */
+                       }
                }
-               
-               
-               
+
+
+
                MifareAuthState = masData;
        }
-       
+
        if (MifareAuthState == masData && traceCrypto1) {
                memcpy(mfData, cmd, cmdsize);
                mf_crypto1_decrypt(traceCrypto1, mfData, cmdsize, 0);
                *mfDataLen = cmdsize;
        }
-       
+
        return *mfDataLen > 0;
 }
 
-bool NTParityChk(TAuthData *ad, uint32_t ntx) {
-       if (
-               (oddparity8(ntx >> 8 & 0xff) ^ (ntx & 0x01) ^ ((ad->nt_enc_par >> 5) & 0x01) ^ (ad->nt_enc & 0x01)) ||
-               (oddparity8(ntx >> 16 & 0xff) ^ (ntx >> 8 & 0x01) ^ ((ad->nt_enc_par >> 6) & 0x01) ^ (ad->nt_enc >> 8 & 0x01)) ||
-               (oddparity8(ntx >> 24 & 0xff) ^ (ntx >> 16 & 0x01) ^ ((ad->nt_enc_par >> 7) & 0x01) ^ (ad->nt_enc >> 16 & 0x01))
-               )
-               return false;
-       
-       uint32_t ar = prng_successor(ntx, 64);
-       if (
-               (oddparity8(ar >> 8 & 0xff) ^ (ar & 0x01) ^ ((ad->ar_enc_par >> 5) & 0x01) ^ (ad->ar_enc & 0x01)) ||
-               (oddparity8(ar >> 16 & 0xff) ^ (ar >> 8 & 0x01) ^ ((ad->ar_enc_par >> 6) & 0x01) ^ (ad->ar_enc >> 8 & 0x01)) ||
-               (oddparity8(ar >> 24 & 0xff) ^ (ar >> 16 & 0x01) ^ ((ad->ar_enc_par >> 7) & 0x01) ^ (ad->ar_enc >> 16 & 0x01))
-               )
-               return false;
 
-       uint32_t at = prng_successor(ntx, 96);
-       if (
-               (oddparity8(ar & 0xff) ^ (at >> 24 & 0x01) ^ ((ad->ar_enc_par >> 4) & 0x01) ^ (ad->at_enc >> 24 & 0x01)) ||
-               (oddparity8(at >> 8 & 0xff) ^ (at & 0x01) ^ ((ad->at_enc_par >> 5) & 0x01) ^ (ad->at_enc & 0x01)) ||
-               (oddparity8(at >> 16 & 0xff) ^ (at >> 8 & 0x01) ^ ((ad->at_enc_par >> 6) & 0x01) ^ (ad->at_enc >> 8 & 0x01)) ||
-               (oddparity8(at >> 24 & 0xff) ^ (at >> 16 & 0x01) ^ ((ad->at_enc_par >> 7) & 0x01) ^ (ad->at_enc >> 16 & 0x01))
-               )
-               return false;
-               
+bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen) {
+       return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
+}
+
+
+bool next_record_is_response(uint16_t tracepos, uint8_t *trace) {
+       uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
+       return(next_records_datalen & 0x8000);
+}
+
+
+bool merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len) {
+
+#define MAX_TOPAZ_READER_CMD_LEN    16
+
+       uint32_t last_timestamp = timestamp + *duration;
+
+       if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
+
+       memcpy(topaz_reader_command, frame, *data_len);
+
+       while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
+               uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
+               *tracepos += sizeof(uint32_t);
+               uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
+               *tracepos += sizeof(uint16_t);
+               uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
+               *tracepos += sizeof(uint16_t);
+               uint8_t *next_frame = (trace + *tracepos);
+               *tracepos += next_data_len;
+               if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
+                       memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
+                       *data_len += next_data_len;
+                       last_timestamp = next_timestamp + next_duration;
+               } else {
+                       // rewind and exit
+                       *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
+                       break;
+               }
+               uint16_t next_parity_len = (next_data_len-1)/8 + 1;
+               *tracepos += next_parity_len;
+       }
+
+       *duration = last_timestamp - timestamp;
+
        return true;
 }
 
-bool NestedCheckKey(uint64_t key, TAuthData *ad, uint8_t *cmd, uint8_t cmdsize) {
-       uint8_t buf[32] = {0};
-       struct Crypto1State *pcs;
-       
-       pcs = crypto1_create(key);
-       uint32_t nt1 = crypto1_word(pcs, ad->nt_enc ^ ad->uid, 1) ^ ad->nt_enc;
-       uint32_t ar = prng_successor(nt1, 64);
-       uint32_t at = prng_successor(nt1, 96);
-       printf("key> nested auth uid: %08x nt: %08x nt_parity: %s ar: %08x at: %08x\n", ad->uid, nt1, printBitsPar(&ad->nt_enc_par, 4), ar, at);
-       uint32_t nr1 = crypto1_word(pcs, ad->nr_enc, 1) ^ ad->nr_enc;
-       uint32_t ar1 = crypto1_word(pcs, 0, 0) ^ ad->ar_enc;
-       uint32_t at1 = crypto1_word(pcs, 0, 0) ^ ad->at_enc;
-       printf("key> the same key test. nr1: %08x ar1: %08x at1: %08x \n", nr1, ar1, at1);
 
-       if (NTParityChk(ad, nt1))
-               printf("key> the same key test OK. key=%x%x\n", (unsigned int)((key & 0xFFFFFFFF00000000) >> 32), (unsigned int)(key & 0xFFFFFFFF));
-       else {
-               printf("key> the same key test. check nt parity error.\n");
-               return false;
+uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes, uint32_t *prev_EOT, bool times_in_us) {
+       bool isResponse;
+       uint16_t data_len, parity_len;
+       uint32_t duration;
+       uint8_t topaz_reader_command[9];
+       uint32_t timestamp, first_timestamp;
+       uint32_t EndOfTransmissionTimestamp = 0;
+       char explanation[30] = {0};
+       uint8_t mfData[32] = {0};
+       size_t mfDataLen = 0;
+
+       if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
+
+       first_timestamp = *((uint32_t *)(trace));
+       timestamp = *((uint32_t *)(trace + tracepos));
+
+       tracepos += 4;
+       duration = *((uint16_t *)(trace + tracepos));
+       tracepos += 2;
+       data_len = *((uint16_t *)(trace + tracepos));
+       tracepos += 2;
+
+       if (data_len & 0x8000) {
+         data_len &= 0x7fff;
+         isResponse = true;
+       } else {
+         isResponse = false;
        }
+       parity_len = (data_len-1)/8 + 1;
 
-       memcpy(buf, cmd, cmdsize);
-       mf_crypto1_decrypt(pcs, buf, cmdsize, 0);
+       if (tracepos + data_len + parity_len > traceLen) {
+               return traceLen;
+       }
+       uint8_t *frame = trace + tracepos;
+       tracepos += data_len;
+       uint8_t *parityBytes = trace + tracepos;
+       tracepos += parity_len;
+
+       if (protocol == TOPAZ && !isResponse) {
+               // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
+               // merge them:
+               if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
+                       frame = topaz_reader_command;
+               }
+       }
+
+       // adjust for different time scales
+       if (protocol == ICLASS || protocol == ISO_15693) {
+               duration *= 32;
+       }
+
+       //Check the CRC status
+       uint8_t crcStatus = 2;
+
+       if (data_len > 2) {
+               switch (protocol) {
+                       case ICLASS:
+                               crcStatus = iclass_CRC_check(isResponse, frame, data_len);
+                               break;
+                       case ISO_14443B:
+                       case TOPAZ:
+                               crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
+                               break;
+                       case PROTO_MIFARE:
+                               crcStatus = mifare_CRC_check(isResponse, frame, data_len);
+                               break;
+                       case ISO_14443A:
+                               crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
+                               break;
+                       case ISO_14443_4:
+                               crcStatus = iso14443_4_CRC_check(frame, data_len);
+                               break;
+                       case ISO_15693:
+                               crcStatus = iso15693_CRC_check(frame, data_len);
+                               break;
+                       default:
+                               break;
+               }
+       }
+       //0 CRC-command, CRC not ok
+       //1 CRC-command, CRC ok
+       //2 Not crc-command
+
+       //--- Draw the data column
+       char line[16][110];
+
+       for (int j = 0; j < data_len && j/16 < 16; j++) {
+               uint8_t parityBits = parityBytes[j>>3];
+               if (protocol != ISO_14443B
+                       && protocol != ISO_15693
+                       && protocol != ICLASS
+                       && protocol != ISO_7816_4
+                       && (isResponse || protocol == ISO_14443A)
+                       && (oddparity8(frame[j]) != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
+                       snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x!", frame[j]);
+               } else {
+                       snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x ", frame[j]);
+               }
+       }
+
+       if (markCRCBytes) {
+               if (crcStatus == 0 || crcStatus == 1) { //CRC-command
+                       char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
+                       (*pos1) = '[';
+                       char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
+                       sprintf(pos2, "%c", ']');
+               }
+       }
+
+       // mark short bytes (less than 8 Bit + Parity)
+       if (protocol == ISO_14443A || protocol == PROTO_MIFARE) {
+               if (duration < 128 * (9 * data_len)) {
+                       line[(data_len-1)/16][((data_len-1)%16) * 4 + 3] = '\'';
+               }
+       }
+
+       if (data_len == 0) {
+               if (protocol == ICLASS && duration == 2048) {
+                       sprintf(line[0], " <SOF>");
+               } else if (protocol == ISO_15693 && duration == 512) {
+                       sprintf(line[0], " <EOF>");
+               } else {
+                       sprintf(line[0], " <empty trace - possible error>");
+               }
+       }
+
+       //--- Draw the CRC column
+       char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : "    "));
+
+       if (protocol == PROTO_MIFARE)
+               annotateMifare(explanation, sizeof(explanation), frame, data_len, parityBytes, parity_len, isResponse);
+
+       if (!isResponse) {
+               switch(protocol) {
+                       case ICLASS:      annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
+                       case ISO_14443A:  annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
+                       case ISO_14443B:  annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
+                       case TOPAZ:       annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
+                       case ISO_15693:   annotateIso15693(explanation,sizeof(explanation),frame,data_len); break;
+                       case ISO_7816_4:  annotateIso7816(explanation, sizeof(explanation), frame, data_len); break;
+                       case ISO_14443_4: annotateIso14443_4(explanation, sizeof(explanation), frame, data_len); break;
+                       default:          break;
+               }
+       }
+
+       uint32_t previousEndOfTransmissionTimestamp = 0;
+       if (prev_EOT) {
+               if (*prev_EOT) {
+                       previousEndOfTransmissionTimestamp = *prev_EOT;
+               } else {
+                       previousEndOfTransmissionTimestamp = timestamp;
+               }
+       }               
+       EndOfTransmissionTimestamp = timestamp + duration;
+       if (prev_EOT) *prev_EOT = EndOfTransmissionTimestamp;
+
+       int num_lines = MIN((data_len - 1)/16 + 1, 16);
+       for (int j = 0; j < num_lines ; j++) {
+               if (j == 0) {
+                       uint32_t time1 = timestamp - first_timestamp;
+                       uint32_t time2 = EndOfTransmissionTimestamp - first_timestamp;
+                       if (prev_EOT) {
+                               time1 = timestamp - previousEndOfTransmissionTimestamp;
+                               time2 = duration;
+                       }
+                       if (times_in_us) {
+                               PrintAndLog(" %10.1f | %10.1f | %s |%-64s | %s| %s",
+                                       (float)time1/13.56,
+                                       (float)time2/13.56,
+                                       isResponse ? "Tag" : "Rdr",
+                                       line[j],
+                                       (j == num_lines-1) ? crc : "    ",
+                                       (j == num_lines-1) ? explanation : "");
+                       } else {
+                               PrintAndLog(" %10" PRIu32 " | %10" PRIu32 " | %s |%-64s | %s| %s",
+                                       time1,
+                                       time2,
+                                       isResponse ? "Tag" : "Rdr",
+                                       line[j],
+                                       (j == num_lines-1) ? crc : "    ",
+                                       (j == num_lines-1) ? explanation : "");
+                       }
+               } else {
+                       PrintAndLog("            |            |     |%-64s | %s| %s",
+                               line[j],
+                               (j == num_lines-1) ? crc : "    ",
+                               (j == num_lines-1) ? explanation : "");
+               }
+       }
+
+       if (DecodeMifareData(frame, data_len, parityBytes, isResponse, mfData, &mfDataLen)) {
+               memset(explanation, 0x00, sizeof(explanation));
+               if (!isResponse) {
+                       explanation[0] = '>';
+                       annotateIso14443a(&explanation[1], sizeof(explanation) - 1, mfData, mfDataLen);
+               }
+               uint8_t crcc = iso14443A_CRC_check(isResponse, mfData, mfDataLen);
+               PrintAndLog("            |          * | dec |%-64s | %-4s| %s",
+                       sprint_hex(mfData, mfDataLen),
+                       (crcc == 0 ? "!crc" : (crcc == 1 ? " ok " : "    ")),
+                       (true) ? explanation : "");
+       };
+
+       if (is_last_record(tracepos, trace, traceLen)) return traceLen;
+
+       if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
+               uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
+
+               PrintAndLog(" %10d | %10d | %s | fdt (Frame Delay Time): %d",
+                       (EndOfTransmissionTimestamp - first_timestamp),
+                       (next_timestamp - first_timestamp),
+                       "   ",
+                       (next_timestamp - EndOfTransmissionTimestamp));
+       }
+
+       return tracepos;
+}
+
+
+int CmdHFList(const char *Cmd) {
+
+       CLIParserInit("hf list", "\nList or save protocol data.",
+               "examples: hf list 14a -f                    -- interpret as ISO14443A communication and display Frame Delay Times\n"\
+               "          hf list iclass                    -- interpret as iClass trace\n"\
+               "          hf list -s myCardTrace.trc        -- save trace for later use\n"\
+               "          hf list 14a -l myCardTrace.trc    -- load trace and interpret as ISO14443A communication\n");
+       void* argtable[] = {
+               arg_param_begin,
+               arg_lit0("f",  "fdt",      "display fdt (frame delay times)"),
+               arg_lit0("r",  "relative", "show relative times (gap and duration)"),
+               arg_lit0("c",  "crc"  ,    "mark CRC bytes"),
+               arg_lit0("p",  "pcsc",     "show trace buffer from PCSC card reader instead of PM3"),
+               arg_str0("l",  "load",     "<filename>", "load trace from file"),
+               arg_str0("s",  "save",     "<filename>", "save trace to file"),
+               arg_lit0("u",  "us",       "display times in microseconds instead of clock cycles"),
+               arg_str0(NULL,  NULL,      "<protocol>", "protocol to interpret. Possible values:\n"\
+                       "\traw    - just show raw data without annotations (default)\n"\
+            "\t14a    - interpret data as ISO14443A communications\n"\
+            "\tmf     - interpret data as ISO14443A communications and decrypt Mifare Crypto1 stream\n"\
+            "\t14b    - interpret data as ISO14443B communications\n"\
+            "\t15     - interpret data as ISO15693 communications\n"\
+            "\ticlass - interpret data as iClass communications\n"\
+            "\ttopaz  - interpret data as Topaz communications\n"\
+            "\t7816   - interpret data as 7816-4 APDU communications\n"\
+            "\t14-4   - interpret data as ISO14443-4 communications"),
+               arg_param_end
+       };
+
+       if (CLIParserParseString(Cmd, argtable, arg_getsize(argtable), true)){
+               CLIParserFree();
+               return 0;
+       }
+
+       bool showWaitCycles = arg_get_lit(1);
+       bool relative_times = arg_get_lit(2);
+       bool markCRCBytes   = arg_get_lit(3);
+       bool PCSCtrace      = arg_get_lit(4);
+       bool loadFromFile   = arg_get_str_len(5);
+       bool saveToFile     = arg_get_str_len(6);
+       bool times_in_us    = arg_get_lit(7);
+
+       uint32_t previous_EOT = 0;
+       uint32_t *prev_EOT = NULL;
+       if (relative_times) {
+               prev_EOT = &previous_EOT;
+       }
        
-       return CheckCrc14443(CRC_14443_A, buf, cmdsize);
-}
\ No newline at end of file
+       char load_filename[FILE_PATH_SIZE+1] = {0};
+       if (loadFromFile) {
+               strncpy(load_filename, arg_get_str(5)->sval[0], FILE_PATH_SIZE);
+       }
+       char save_filename[FILE_PATH_SIZE+1] = {0};
+       if (saveToFile) {
+               strncpy(save_filename, arg_get_str(6)->sval[0], FILE_PATH_SIZE);
+       }
+       
+       uint8_t protocol = -1;
+       if (arg_get_str_len(8)) {
+               if     (strcmp(arg_get_str(8)->sval[0], "iclass") == 0) protocol = ICLASS;
+               else if(strcmp(arg_get_str(8)->sval[0], "14a") == 0)    protocol = ISO_14443A;
+               else if(strcmp(arg_get_str(8)->sval[0], "mf") == 0)     protocol = PROTO_MIFARE;
+               else if(strcmp(arg_get_str(8)->sval[0], "14b") == 0)    protocol = ISO_14443B;
+               else if(strcmp(arg_get_str(8)->sval[0], "topaz") == 0)  protocol = TOPAZ;
+               else if(strcmp(arg_get_str(8)->sval[0], "7816") == 0)   protocol = ISO_7816_4;
+               else if(strcmp(arg_get_str(8)->sval[0], "14-4") == 0)   protocol = ISO_14443_4;
+               else if(strcmp(arg_get_str(8)->sval[0], "15") == 0)     protocol = ISO_15693;
+               else if(strcmp(arg_get_str(8)->sval[0], "raw") == 0)    protocol = -1;//No crc, no annotations
+               else {
+                       PrintAndLog("hf list: invalid argument \"%s\"\nTry 'hf list --help' for more information.", arg_get_str(8)->sval[0]);
+                       CLIParserFree();
+                       return 0;
+               }
+       }
+
+       CLIParserFree();
+
+
+       uint8_t *trace;
+       uint32_t tracepos = 0;
+       uint32_t traceLen = 0;
+       
+       if (loadFromFile) {
+               #define TRACE_CHUNK_SIZE (1<<16)        // 64K to start with. Will be enough for BigBuf and some room for future extensions
+               FILE *tracefile = NULL;
+               size_t bytes_read;
+               trace = malloc(TRACE_CHUNK_SIZE);
+               if (trace == NULL) {
+                       PrintAndLog("Cannot allocate memory for trace");
+                       return 2;
+               }
+               if ((tracefile = fopen(load_filename,"rb")) == NULL) {
+                       PrintAndLog("Could not open file %s", load_filename);
+                       free(trace);
+                       return 0;
+               }
+               while (!feof(tracefile)) {
+                       bytes_read = fread(trace+traceLen, 1, TRACE_CHUNK_SIZE, tracefile);
+                       traceLen += bytes_read;
+                       if (!feof(tracefile)) {
+                               uint8_t *p = realloc(trace, traceLen + TRACE_CHUNK_SIZE);
+                               if (p == NULL) {
+                                       PrintAndLog("Cannot allocate memory for trace");
+                                       free(trace);
+                                       fclose(tracefile);
+                                       return 2;
+                               }
+                               trace = p;
+                       }
+               }
+               fclose(tracefile);
+       } else if (PCSCtrace) {
+               trace = pcsc_get_trace_addr();
+               traceLen = pcsc_get_traceLen();
+       } else {
+               trace = malloc(USB_CMD_DATA_SIZE);
+               // Query for the size of the trace
+               UsbCommand response;
+               if (!(GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0, &response, 500, false))) {
+                       return 1;
+               }
+               traceLen = response.arg[2];
+               if (traceLen > USB_CMD_DATA_SIZE) {
+                       uint8_t *p = realloc(trace, traceLen);
+                       if (p == NULL) {
+                               PrintAndLog("Cannot allocate memory for trace");
+                               free(trace);
+                               return 2;
+                       }
+                       trace = p;
+                       if (!(GetFromBigBuf(trace, traceLen, 0, NULL, 500, false))) {
+                               return 1;
+                       }
+               }
+       }
+
+       if (saveToFile) {
+               FILE *tracefile = NULL;
+               if ((tracefile = fopen(save_filename,"wb")) == NULL) {
+                       PrintAndLog("Could not create file %s", save_filename);
+                       return 1;
+               }
+               fwrite(trace, 1, traceLen, tracefile);
+               PrintAndLog("Recorded Activity (TraceLen = %d bytes) written to file %s", traceLen, save_filename);
+               fclose(tracefile);
+       } else {
+               PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
+               PrintAndLog("");
+               if (relative_times) {
+                       PrintAndLog("Gap = time between transfers. Duration = duration of data transfer. Src = Source of transfer");
+               } else {
+                       PrintAndLog("Start = Start of Frame, End = End of Frame. Src = Source of transfer");
+               }
+               if (times_in_us) {
+                       PrintAndLog("All times are in microseconds");
+               } else {
+                       PrintAndLog("All times are in carrier periods (1/13.56Mhz)");
+               }
+               PrintAndLog("");
+               if (relative_times) {
+                       PrintAndLog("        Gap |   Duration | Src | Data (! denotes parity error, ' denotes short bytes)            | CRC | Annotation         |");
+               } else {
+                       PrintAndLog("      Start |        End | Src | Data (! denotes parity error, ' denotes short bytes)            | CRC | Annotation         |");
+               }
+               PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
+
+               ClearAuthData();
+               while(tracepos < traceLen) {
+                       tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes, prev_EOT, times_in_us);
+               }
+       }
+
+       free(trace);
+       return 0;
+}
+
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