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CHG: extracted a #define for the crc16 poly
[proxmark3-svn] / client / cmdhf.c
diff --git a/client/cmdhf.c b/client/cmdhf.c
index fc6127c2d2dadef666eea5bb3fa0f007bacb73a0..f6fb3a9925f0f2678eb5e766da9f38f94208e1c2 100644 (file)
--- a/client/cmdhf.c
+++ b/client/cmdhf.c
@@ -23,6 +23,8 @@
 #include "cmdhficlass.h"
 #include "cmdhfmf.h"
 #include "cmdhfmfu.h"
 #include "cmdhficlass.h"
 #include "cmdhfmf.h"
 #include "cmdhfmfu.h"
+#include "cmdhfmfdes.h"
+#include "cmdhftopaz.h"
 #include "protocols.h"
 
 static int CmdHelp(const char *Cmd);
 #include "protocols.h"
 
 static int CmdHelp(const char *Cmd);
@@ -83,45 +85,45 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
        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_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:
+       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] );
                else
                        snprintf(exp,size,"PWD-AUTH");
                break;
                if ( cmdsize == 7 )
                        snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] );
                else
                        snprintf(exp,size,"PWD-AUTH");
                break;
-       case MIFARE_ULEV1_FASTREAD:{
+       case MIFARE_ULEV1_FASTREAD : {
                if ( cmdsize >=3 && cmd[2] <= 0xE6)
                        snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]); 
                else
                        snprintf(exp,size,"?");
                break;
        }
                if ( cmdsize >=3 && cmd[2] <= 0xE6)
                        snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]); 
                else
                        snprintf(exp,size,"?");
                break;
        }
-       case MIFARE_ULC_WRITE:{
+       case MIFARE_ULC_WRITE : {
                if ( cmd[1] < 0x21 )
                        snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); 
                else
                        snprintf(exp,size,"?");
                break;
        }
                if ( cmd[1] < 0x21 )
                        snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); 
                else
                        snprintf(exp,size,"?");
                break;
        }
-       case MIFARE_ULEV1_READ_CNT:{
+       case MIFARE_ULEV1_READ_CNT :{
                if ( cmd[1] < 5 )
                        snprintf(exp,size,"READ CNT(%d)",cmd[1]);
                else
                        snprintf(exp,size,"?");
                break;
        }
                if ( cmd[1] < 5 )
                        snprintf(exp,size,"READ CNT(%d)",cmd[1]);
                else
                        snprintf(exp,size,"?");
                break;
        }
-       case MIFARE_ULEV1_INCR_CNT:{
+       case MIFARE_ULEV1_INCR_CNT : {
                if ( cmd[1] < 5 )
                        snprintf(exp,size,"INCR(%d)",cmd[1]);
                else
                        snprintf(exp,size,"?");
                break;
        }
                if ( cmd[1] < 5 )
                        snprintf(exp,size,"INCR(%d)",cmd[1]);
                else
                        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;
+       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;
        default:                                                snprintf(exp,size,"?"); break;
        }
        return;
@@ -187,6 +189,73 @@ void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
        }
 }
 
        }
 }
 
+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;
+       }
+}
+
+// iso 7816-3 
+void annotateIso7816(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){
+       // S-block
+       if ( (cmd[0] & 0xC0) && (cmdsize == 3) ) {              
+               switch ( (cmd[0] & 0x3f)  ) {
+                       case 0x00       : snprintf(exp, size, "S-block RESYNCH req"); break;
+                       case 0x20       : snprintf(exp, size, "S-block RESYNCH resp"); break;
+                       case 0x01       : snprintf(exp, size, "S-block IFS req"); break;
+                       case 0x21       : snprintf(exp, size, "S-block IFS resp"); break;
+                       case 0x02       : snprintf(exp, size, "S-block ABORT req"); break;
+                       case 0x22       : snprintf(exp, size, "S-block ABORT resp"); break;
+                       case 0x03       : snprintf(exp, size, "S-block WTX reqt"); break;
+                       case 0x23       : snprintf(exp, size, "S-block WTX resp"); break;
+                       default         : snprintf(exp, size, "S-block"); break;
+               }               
+       }
+       // R-block (ack)
+       else if ( ((cmd[0] & 0xD0) == 0x80) && ( cmdsize > 2) ) {
+               if ( (cmd[0] & 0x10) == 0 ) 
+                       snprintf(exp, size, "R-block ACK");
+               else
+                       snprintf(exp, size, "R-block NACK");
+       }
+       // I-block
+       else {
+
+               int pos = (cmd[0] == 2 ||  cmd[0] == 3) ? 2 : 3;
+               switch ( cmd[pos] ){
+                       case ISO7816_READ_BINARY                                :snprintf(exp, size, "READ BIN");break;
+                       case ISO7816_WRITE_BINARY                               :snprintf(exp, size, "WRITE BIN");break;
+                       case ISO7816_UPDATE_BINARY                              :snprintf(exp, size, "UPDATE BIN");break;
+                       case ISO7816_ERASE_BINARY                               :snprintf(exp, size, "ERASE BIN");break;
+                       case ISO7816_READ_RECORDS                               :snprintf(exp, size, "READ RECORDS");break;
+                       case ISO7816_WRITE_RECORDS                              :snprintf(exp, size, "WRITE RECORDS");break;
+                       case ISO7816_APPEND_RECORD                              :snprintf(exp, size, "APPEND RECORD");break;
+                       case ISO7816_UPDATE_RECORD                              :snprintf(exp, size, "UPDATE RECORD");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_AUTHENTICATION    :snprintf(exp, size, "INTERNAL AUTH");break;
+                       case ISO7816_EXTERNAL_AUTHENTICATION    :snprintf(exp, size, "EXTERNAL AUTH");break;
+                       case ISO7816_GET_CHALLENGE                              :snprintf(exp, size, "GET CHALLENGE");break;
+                       case ISO7816_MANAGE_CHANNEL                             :snprintf(exp, size, "MANAGE CHANNEL");break;
+                       default                                                                 :snprintf(exp,size,"?"); break;
+               }
+       }
+}
+
 /**
 06 00 = INITIATE
 0E xx = SELECT ID (xx = Chip-ID)
 /**
 06 00 = INITIATE
 0E xx = SELECT ID (xx = Chip-ID)
@@ -201,24 +270,52 @@ void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 {
        switch(cmd[0]){
 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;
+               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;
+               case ISO14443B_PING                     : snprintf(exp,size,"PING");break;
+               case ISO14443B_PONG                     : snprintf(exp,size,"PONG");break;
+               default                     : snprintf(exp,size ,"?");break;
        }
        }
+}
 
 
+/**
+ * @brief iso14443A_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
+ */
+
+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;
+       }
 }
 
 }
 
+
 /**
 /**
- * @brief iso14443B_CRC_Ok Checks CRC in command or response
+ * @brief iso14443B_CRC_check Checks CRC in command or response
  * @param isResponse
  * @param data
  * @param len
  * @param isResponse
  * @param data
  * @param len
@@ -301,11 +398,66 @@ uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
        }
 }
 
        }
 }
 
-uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles)
+
+bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
 {
 {
-       bool isResponse;
-       uint16_t duration, data_len, parity_len;
+       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;
+}
+
+
+uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
+{
+       bool isResponse;
+       uint16_t data_len, parity_len;
+       uint32_t duration;
+       uint8_t topaz_reader_command[9];
        uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
        char explanation[30] = {0};
 
        uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
        char explanation[30] = {0};
 
@@ -336,29 +488,31 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
        uint8_t *parityBytes = trace + tracepos;
        tracepos += parity_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;
+               }
+       }
+       
        //Check the CRC status
        uint8_t crcStatus = 2;
 
        if (data_len > 2) {
        //Check the CRC status
        uint8_t crcStatus = 2;
 
        if (data_len > 2) {
-               uint8_t b1, b2;
-               if(protocol == ICLASS)
-               {
-                       crcStatus = iclass_CRC_check(isResponse, frame, data_len);
-
-               }else if (protocol == ISO_14443B)
-               {
-                       crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
-               }
-               else if (protocol == ISO_14443A){//Iso 14443a
-
-                       ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2);
-
-                       if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) {
-                               if(!(isResponse & (data_len < 6)))
-                               {
-                                               crcStatus = 0;
-                               }
-                       }
+               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 ISO_14443A:
+                               crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
+                               break;                          
+                       default: 
+                               break;
                }
        }
        //0 CRC-command, CRC not ok
                }
        }
        //0 CRC-command, CRC not ok
@@ -366,7 +520,6 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
        //2 Not crc-command
 
        //--- Draw the data column
        //2 Not crc-command
 
        //--- Draw the data column
-       //char line[16][110];
        char line[16][110];
 
        for (int j = 0; j < data_len && j/16 < 16; j++) {
        char line[16][110];
 
        for (int j = 0; j < data_len && j/16 < 16; j++) {
@@ -378,7 +531,7 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
                        oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
                }
                uint8_t parityBits = parityBytes[j>>3];
                        oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
                }
                uint8_t parityBits = parityBytes[j>>3];
-               if (protocol != ISO_14443B && isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
+               if (protocol != ISO_14443B &&  (isResponse || protocol == ISO_14443A)  && (oddparity != ((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]);
 
                } else {
@@ -386,39 +539,41 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
                }
 
        }
                }
 
        }
-       if(crcStatus == 1)
-       {//CRC-command
-               char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4)-1;
-               (*pos1) = '[';
-               char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4)-2;
-               (*pos2) = ']';
-       }
-       if(data_len == 0)
-       {
-               if(data_len == 0){
-                       sprintf(line[0],"<empty trace - possible error>");
+
+       if (markCRCBytes) {
+               //CRC-command
+               if(crcStatus == 0 || crcStatus == 1) {
+                       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", ']');
                }
        }
                }
        }
-       //--- Draw the CRC column
 
 
+       if(data_len == 0){
+               sprintf(line[0],"<empty trace - possible error>");
+       }
+       //--- Draw the CRC column
        char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : "    "));
 
        EndOfTransmissionTimestamp = timestamp + duration;
 
        if(!isResponse)
        {
        char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : "    "));
 
        EndOfTransmissionTimestamp = timestamp + duration;
 
        if(!isResponse)
        {
-               if(protocol == ICLASS)
-                       annotateIclass(explanation,sizeof(explanation),frame,data_len);
-               else if (protocol == ISO_14443A)
-                       annotateIso14443a(explanation,sizeof(explanation),frame,data_len);
-               else if(protocol == ISO_14443B)
-                       annotateIso14443b(explanation,sizeof(explanation),frame,data_len);
+               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_7816_4:        annotateIso7816(explanation,sizeof(explanation),frame,data_len); break;
+                       default:                        break;
+               }
        }
 
        int num_lines = MIN((data_len - 1)/16 + 1, 16);
        for (int j = 0; j < num_lines ; j++) {
                if (j == 0) {
        }
 
        int num_lines = MIN((data_len - 1)/16 + 1, 16);
        for (int j = 0; j < num_lines ; j++) {
                if (j == 0) {
-                       PrintAndLog(" %9d | %9d | %s | %-64s| %s| %s",
+                       PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
                                (timestamp - first_timestamp),
                                (EndOfTransmissionTimestamp - first_timestamp),
                                (isResponse ? "Tag" : "Rdr"),
                                (timestamp - first_timestamp),
                                (EndOfTransmissionTimestamp - first_timestamp),
                                (isResponse ? "Tag" : "Rdr"),
@@ -426,89 +581,104 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
                                (j == num_lines-1) ? crc : "    ",
                                (j == num_lines-1) ? explanation : "");
                } else {
                                (j == num_lines-1) ? crc : "    ",
                                (j == num_lines-1) ? explanation : "");
                } else {
-                       PrintAndLog("           |           |     | %-64s| %s| %s",
+                       PrintAndLog("            |            |     |%-64s | %s| %s",
                                line[j],
                                line[j],
-                               (j == num_lines-1)?crc:"    ",
+                               (j == num_lines-1) ? crc : "    ",
                                (j == num_lines-1) ? explanation : "");
                }
        }
 
                                (j == num_lines-1) ? explanation : "");
                }
        }
 
-       if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
+       if (is_last_record(tracepos, trace, traceLen)) return traceLen;
        
        
-       bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000;
-
-       if (showWaitCycles && !isResponse && next_isResponse) {
+       if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
                uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
                uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
-               if (next_timestamp != 0x44444444) {
-                       PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
+                       PrintAndLog(" %10d | %10d | %s |fdt (Frame Delay Time): %d",
                                (EndOfTransmissionTimestamp - first_timestamp),
                                (next_timestamp - first_timestamp),
                                "   ",
                                (next_timestamp - EndOfTransmissionTimestamp));
                }
                                (EndOfTransmissionTimestamp - first_timestamp),
                                (next_timestamp - first_timestamp),
                                "   ",
                                (next_timestamp - EndOfTransmissionTimestamp));
                }
-       }
 
        return tracepos;
 }
 
 
        return tracepos;
 }
 
+int usage_hf_list(){
+       PrintAndLog("List protocol data in trace buffer.");
+       PrintAndLog("Usage:  hf list <protocol> [f][c]");
+       PrintAndLog("    f      - show frame delay times as well");
+       PrintAndLog("    c      - mark CRC bytes");
+       PrintAndLog("Supported <protocol> values:");
+       PrintAndLog("    raw    - just show raw data without annotations");
+       PrintAndLog("    14a    - interpret data as iso14443a communications");
+       PrintAndLog("    14b    - interpret data as iso14443b communications");
+       PrintAndLog("    iclass - interpret data as iclass communications");
+       PrintAndLog("    topaz  - interpret data as topaz communications");
+       PrintAndLog("    7816   - interpret data as iso7816-4 communications");
+       PrintAndLog("");
+       PrintAndLog("example:   hf list 14a f");
+       PrintAndLog("                   hf list iclass");
+       return 0;
+}
+int usage_hf_search(){
+       PrintAndLog("Usage: hf search");
+       PrintAndLog("Will try to find a HF read out of the unknown tag. Stops when found.");
+       PrintAndLog("Options:");
+       PrintAndLog("       h   - This help");
+       PrintAndLog("");
+       return 0;
+}
+int usage_hf_snoop(){
+       PrintAndLog("Usage: hf snoop <skip pairs> <skip triggers>");
+       PrintAndLog("The high frequence snoop will assign all available memory on device for snooped data");
+       PrintAndLog("User the 'data samples' command to download from device,  and 'data plot' to look at it");
+       PrintAndLog("Press button to quit the snooping.");
+       PrintAndLog("Options:");
+       PrintAndLog("       h                           - This help");
+       PrintAndLog("       <skip pairs>        - skip sample pairs");
+       PrintAndLog("       <skip triggers>     - skip number of triggers");
+       PrintAndLog("");
+       PrintAndLog("example:   hf snoop");
+       PrintAndLog("           hf snoop 1000 0");
+       return 0;
+}
 
 int CmdHFList(const char *Cmd)
 {
        bool showWaitCycles = false;
 
 int CmdHFList(const char *Cmd)
 {
        bool showWaitCycles = false;
-       char type[40] = {0};
-       int tlen = param_getstr(Cmd,0,type);
-       char param = param_getchar(Cmd, 1);
+       bool markCRCBytes = false;
+       char type[10] = {0};
+       //int tlen = param_getstr(Cmd,0,type);
+       char param1 = param_getchar(Cmd, 1);
+       char param2 = param_getchar(Cmd, 2);
        bool errors = false;
        uint8_t protocol = 0;
        bool errors = false;
        uint8_t protocol = 0;
-       //Validate params
-       if(tlen == 0)
-       {
-               errors = true;
-       }
-       if(param == 'h' || (param !=0 && param != 'f'))
-       {
-               errors = true;
-       }
-       if(!errors)
-       {
-               if(strcmp(type, "iclass") == 0)
-               {
-                       protocol = ICLASS;
-               }else if(strcmp(type, "14a") == 0)
-               {
-                       protocol = ISO_14443A;
-               }
-               else if(strcmp(type, "14b") == 0)
-               {
-                       protocol = ISO_14443B;
-               }else if(strcmp(type,"raw")== 0)
-               {
-                       protocol = -1;//No crc, no annotations
-               }else{
-                       errors = true;
-               }
-       }
 
 
-       if (errors) {
-               PrintAndLog("List protocol data in trace buffer.");
-               PrintAndLog("Usage:  hf list <protocol> [f]");
-               PrintAndLog("    f      - show frame delay times as well");
-               PrintAndLog("Supported <protocol> values:");
-               PrintAndLog("    raw    - just show raw data without annotations");
-               PrintAndLog("    14a    - interpret data as iso14443a communications");
-               PrintAndLog("    14b    - interpret data as iso14443b communications");
-               PrintAndLog("    iclass - interpret data as iclass communications");
-               PrintAndLog("");
-               PrintAndLog("example: hf list 14a f");
-               PrintAndLog("example: hf list iclass");
-               return 0;
+       //Validate params H or empty
+       if (strlen(Cmd) < 1 || param1 == 'h' || param1 == 'H') return usage_hf_list();
+       
+       //Validate params  F,C
+       if(
+               (param1 != 0 && param1 != 'f' && param1 != 'c') || 
+               (param2 != 0 && param2 != 'f' && param2 != 'c')
+               ) {
+               return usage_hf_list();
        }
 
        }
 
+       param_getstr(Cmd,0,type);
+       
+       // validate type of output
+       if(strcmp(type, "iclass") == 0)         protocol = ICLASS;
+       else if(strcmp(type, "14a") == 0)       protocol = ISO_14443A;
+       else if(strcmp(type, "14b") == 0)       protocol = ISO_14443B;
+       else if(strcmp(type, "topaz")== 0)      protocol = TOPAZ;
+       else if(strcmp(type, "7816")== 0)       protocol = ISO_7816_4;                  
+       else if(strcmp(type, "raw")== 0)        protocol = -1;//No crc, no annotations
+       else errors = true;
 
 
-       if (param == 'f') {
-               showWaitCycles = true;
-       }
+       if (errors) return usage_hf_list();
 
 
+       if (param1 == 'f' || param2 == 'f') showWaitCycles = true;
+       if (param1 == 'c' || param2 == 'c') markCRCBytes = true;
 
        uint8_t *trace;
        uint16_t tracepos = 0;
 
        uint8_t *trace;
        uint16_t tracepos = 0;
@@ -537,12 +707,12 @@ int CmdHFList(const char *Cmd)
        PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
        PrintAndLog("iClass    - Timings are not as accurate");
        PrintAndLog("");
        PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
        PrintAndLog("iClass    - Timings are not as accurate");
        PrintAndLog("");
-       PrintAndLog("     Start |       End | Src | Data (! denotes parity error)                                   | CRC | Annotation         |");
-       PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------|-----|--------------------|");
+    PrintAndLog("      Start |        End | Src | Data (! denotes parity error)                                   | CRC | Annotation         |");
+       PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
 
        while(tracepos < traceLen)
        {
 
        while(tracepos < traceLen)
        {
-               tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles);
+               tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
        }
 
        free(trace);
        }
 
        free(trace);
@@ -550,13 +720,22 @@ int CmdHFList(const char *Cmd)
 }
 
 int CmdHFSearch(const char *Cmd){
 }
 
 int CmdHFSearch(const char *Cmd){
-       int ans = 0;
+
+       char cmdp = param_getchar(Cmd, 0);      
+       if (cmdp == 'h' || cmdp == 'H') return usage_hf_search();
+       
        PrintAndLog("");
        PrintAndLog("");
-       ans = CmdHF14AReader("s");
+       int ans = CmdHF14AReader("s");
+
        if (ans > 0) {
                PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
                return ans;
        } 
        if (ans > 0) {
                PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
                return ans;
        } 
+       ans = HF14BInfo(false);
+       if (ans) {
+               PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
+               return ans;
+       }
        ans = HFiClassReader("", false, false);
        if (ans) {
                PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
        ans = HFiClassReader("", false, false);
        if (ans) {
                PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
@@ -567,12 +746,20 @@ int CmdHFSearch(const char *Cmd){
                PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
                return ans;
        }
                PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
                return ans;
        }
+       PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
+       return 0;
+}
 
 
-
-       //14b has issues currently...
-       //ans = CmdHF14BRead(Cmd);
-       //if (ans > 0) return ans;
-
+int CmdHFSnoop(const char *Cmd)
+{
+       char cmdp = param_getchar(Cmd, 0);      
+       if (cmdp == 'h' || cmdp == 'H') return usage_hf_snoop();
+       
+       int skippairs =  param_get32ex(Cmd, 0, 0, 10);
+       int skiptriggers =  param_get32ex(Cmd, 1, 0, 10);
+       
+       UsbCommand c = {CMD_HF_SNIFFER, {skippairs,skiptriggers,0}};
+       SendCommand(&c);
        return 0;
 }
 
        return 0;
 }
 
@@ -585,11 +772,14 @@ static command_t CommandTable[] =
   {"epa",         CmdHFEPA,         1, "{ German Identification Card... }"},
   {"legic",       CmdHFLegic,       0, "{ LEGIC RFIDs... }"},
   {"iclass",      CmdHFiClass,      1, "{ ICLASS RFIDs... }"},
   {"epa",         CmdHFEPA,         1, "{ German Identification Card... }"},
   {"legic",       CmdHFLegic,       0, "{ LEGIC RFIDs... }"},
   {"iclass",      CmdHFiClass,      1, "{ ICLASS RFIDs... }"},
-  {"mf",          CmdHFMF,          1, "{ MIFARE RFIDs... }"},
+  {"mf",               CmdHFMF,                1, "{ MIFARE RFIDs... }"},
   {"mfu",         CmdHFMFUltra,     1, "{ MIFARE Ultralight RFIDs... }"},
   {"mfu",         CmdHFMFUltra,     1, "{ MIFARE Ultralight RFIDs... }"},
-  {"tune",        CmdHFTune,        0, "Continuously measure HF antenna tuning"},
+  {"mfdes",                    CmdHFMFDes,             1, "{ MIFARE Desfire RFIDs... }"},
+  {"topaz",                    CmdHFTopaz,             1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
+  {"tune",                     CmdHFTune,      0, "Continuously measure HF antenna tuning"},
   {"list",        CmdHFList,        1, "List protocol data in trace buffer"},
   {"search",      CmdHFSearch,      1, "Search for known HF tags [preliminary]"},
   {"list",        CmdHFList,        1, "List protocol data in trace buffer"},
   {"search",      CmdHFSearch,      1, "Search for known HF tags [preliminary]"},
+  {"snoop",       CmdHFSnoop,       0, "<samples to skip (10000)> <triggers to skip (1)> Generic LF/HF Snoop in Testing stage"},
        {NULL, NULL, 0, NULL}
 };
 
        {NULL, NULL, 0, NULL}
 };
 
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