]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhflegic.c
FIX: one send command bug fixed. Turns out that uint16_t is too small for 21/23bits...
[proxmark3-svn] / client / cmdhflegic.c
index 67085f8e5c02581abef45ee00c2b13c7918c5299..889942431e576fdaa41ba83776d7ed7ea6cde79a 100644 (file)
 
 static int CmdHelp(const char *Cmd);
 
-int usage_legic_calccrc8(void){
+#define MAX_LENGTH 1024        
+
+int usage_legic_calccrc(void){
        PrintAndLog("Calculates the legic crc8/crc16 on the input hexbytes.");
        PrintAndLog("There must be an even number of hexsymbols as input.");
-       PrintAndLog("Usage:  hf legic crc8 [h] b <hexbytes> u <uidcrc> c <crc type>");
+       PrintAndLog("Usage:  hf legic crc [h] b <hexbytes> u <uidcrc> c <crc type>");
        PrintAndLog("Options:");
+       PrintAndLog("      h             : this help");
        PrintAndLog("      b <hexbytes>  : hex bytes");
        PrintAndLog("      u <uidcrc>    : MCC hexbyte");
        PrintAndLog("      c <crc type>  : 8|16 bit crc size");
        PrintAndLog("");
        PrintAndLog("Samples:");
-       PrintAndLog("      hf legic crc8 b deadbeef1122");
-       PrintAndLog("      hf legic crc8 b deadbeef1122 u 9A c 16");
+       PrintAndLog("      hf legic crc b deadbeef1122");
+       PrintAndLog("      hf legic crc b deadbeef1122 u 9A c 16");
        return 0;
 }
-
 int usage_legic_load(void){
        PrintAndLog("It loads datasamples from the file `filename` to device memory");
-       PrintAndLog("Usage:  hf legic load <file name>");
+       PrintAndLog("Usage:  hf legic load [h] <file name>");
+       PrintAndLog("Options:");
+       PrintAndLog("  h             : this help");
+       PrintAndLog("  <filename>    : Name of file to load");
        PrintAndLog("");
        PrintAndLog("Samples:");
        PrintAndLog("      hf legic load filename");
        return 0;
 }
-
-int usage_legic_read(void){    
+int usage_legic_rdmem(void){   
        PrintAndLog("Read data from a legic tag.");
-       PrintAndLog("Usage:  hf legic read <offset> <num of bytes>");
+       PrintAndLog("Usage:  hf legic rdmem [h] <offset> <length> <IV>");
+       PrintAndLog("Options:");
+       PrintAndLog("  h             : this help");
+       PrintAndLog("  <offset>      : offset in data array to start download from (hex)");
+       PrintAndLog("  <length>      : number of bytes to read (hex)");
+       PrintAndLog("  <IV>          : (optional) Initialization vector to use (hex, odd and 7bits)");
+       PrintAndLog("");
+       PrintAndLog("Samples:");
+       PrintAndLog("      hf legic rdmem 0 21        - reads from byte[0] 21 bytes(system header)");
+       PrintAndLog("      hf legic rdmem 0 4 55      - reads from byte[0] 4 bytes with IV 0x55");
+       PrintAndLog("      hf legic rdmem 0 100 55    - reads 256bytes with IV 0x55");
+       return 0;
+}
+int usage_legic_sim(void){
+       PrintAndLog("Missing help text.");
+       return 0;
+}
+int usage_legic_write(void){
+       PrintAndLog(" Write sample buffer to a legic tag. (use after load or read)");
+       PrintAndLog("Usage:  hf legic write [h] o <offset> d <data (hex symbols)>");
        PrintAndLog("Options:");
-       PrintAndLog("  <offset>        : offset in data array to start download from");
-       PrintAndLog("  <num of bytes>  : number of bytes to download");
+       PrintAndLog("  h             : this help");
+       PrintAndLog("  o <offset>    : offset in data array to start writing");
+       //PrintAndLog("  <IV>          : (optional) Initialization vector to use (ODD and 7bits)");
+       PrintAndLog("  d <data>      : bytes to write (hex symbols)");
        PrintAndLog("");
        PrintAndLog("Samples:");
-       PrintAndLog("      hf legic read");
+       PrintAndLog("      hf legic write o 10 d 11223344    - Write 0x11223344 starting from offset 0x10");
+       return 0;
+}
+int usage_legic_reader(void){
+       PrintAndLog("Read UID and type information from a legic tag.");
+       PrintAndLog("Usage:  hf legic reader [h]");
+       PrintAndLog("Options:");
+       PrintAndLog("  h             : this help");
+       PrintAndLog("");
+       PrintAndLog("Samples:");
+       PrintAndLog("      hf legic reader");
+       return 0;
+}
+int usage_legic_info(void){
+       PrintAndLog("Reads information from a legic prime tag.");
+       PrintAndLog("Shows systemarea, user areas etc");
+       PrintAndLog("Usage:  hf legic info [h]");
+       PrintAndLog("Options:");
+       PrintAndLog("  h             : this help");
+       PrintAndLog("");
+       PrintAndLog("Samples:");
+       PrintAndLog("      hf legic info");
+       return 0;
+}
+int usage_legic_dump(void){
+       PrintAndLog("Reads all pages from LEGIC MIM22, MIM256, MIM1024");
+       PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
+       PrintAndLog("It autodetects card type.\n");     
+       PrintAndLog("Usage:  hf legic dump [h] o <filename w/o .bin>");
+       PrintAndLog("Options:");
+       PrintAndLog("  h             : this help");
+       PrintAndLog("  n <FN>  : filename w/o .bin to save the dump as");       
+       PrintAndLog("");
+       PrintAndLog("Samples:");
+       PrintAndLog("      hf legic dump");
+       PrintAndLog("      hf legic dump o myfile");
+       return 0;
+}
+int usage_legic_eload(void){
+       PrintAndLog("It loads binary dump from the file `filename.bin`");
+       PrintAndLog("Usage:  hf legic eload [h] [card memory] <file name w/o `.bin`>");
+       PrintAndLog("Options:");
+       PrintAndLog("  h             : this help");
+       PrintAndLog("  [card memory] : 0 = MIM22");
+       PrintAndLog("                : 1 = MIM256 (default)");
+       PrintAndLog("                : 2 = MIM1024");
+       PrintAndLog("  <filename>    : filename w/o .bin to load");     
+       PrintAndLog("");
+       PrintAndLog("Samples:");
+       PrintAndLog("      hf legic eload filename");
+       PrintAndLog("      hf legic eload 2 filename");
+       return 0;
+}
+int usage_legic_esave(void){
+       PrintAndLog("It saves binary dump into the file `filename.bin` or `cardID.bin`");
+       PrintAndLog(" Usage:  hf legic esave [h] [card memory] [file name w/o `.bin`]");
+       PrintAndLog("Options:");
+       PrintAndLog("  h             : this help");
+       PrintAndLog("  [card memory] : 0 = MIM22");
+       PrintAndLog("                : 1 = MIM256 (default)");
+       PrintAndLog("                : 2 = MIM1024");
+       PrintAndLog("  <filename>    : filename w/o .bin to load");     
+       PrintAndLog("");
+       PrintAndLog("Samples:");        
+       PrintAndLog("      hf legic esave ");
+       PrintAndLog("      hf legic esave 2");
+       PrintAndLog("      hf legic esave 2 filename");
        return 0;
 }
 
@@ -52,96 +143,97 @@ int usage_legic_read(void){
  *  This is based on information given in the talk held
  *  by Henryk Ploetz and Karsten Nohl at 26c3
  */
-int CmdLegicDecode(const char *Cmd) {
-       // Index for the bytearray.
-       int i = 0;
-       int k = 0, segmentNum;
-       int segment_len = 0;
-       int segment_flag = 0;
+int CmdLegicInfo(const char *Cmd) {
+
+       char cmdp = param_getchar(Cmd, 0);
+       if ( cmdp == 'H' || cmdp == 'h' ) return usage_legic_info();
+
+       int i = 0, k = 0, segmentNum = 0, segment_len = 0, segment_flag = 0;
+       int crc = 0, wrp = 0, wrc = 0;
        uint8_t stamp_len = 0;
-       int crc = 0;
-       int wrp = 0;
-       int wrc = 0;
-       uint8_t data_buf[1052]; // receiver buffer,  should be 1024..
-       char token_type[5];
-       int dcf;
+       uint8_t data[1024]; // receiver buffer
+       char token_type[5] = {0,0,0,0,0};
+       int dcf = 0;
        int bIsSegmented = 0;
 
-       // download EML memory, where the "legic read" command puts the data.
-       GetEMLFromBigBuf(data_buf, sizeof(data_buf), 0);
+       CmdLegicRdmem("0 22 55");
+       
+       // copy data from device
+       GetEMLFromBigBuf(data, sizeof(data), 0);
        if ( !WaitForResponseTimeout(CMD_ACK, NULL, 2000)){
                PrintAndLog("Command execute timeout");
                return 1;
        }
        
        // Output CDF System area (9 bytes) plus remaining header area (12 bytes)
-       crc = data_buf[4];
-       uint32_t calc_crc =  CRC8Legic(data_buf, 4);    
+       crc = data[4];
+       uint32_t calc_crc =  CRC8Legic(data, 4);        
        
        PrintAndLog("\nCDF: System Area");
        PrintAndLog("------------------------------------------------------");
        PrintAndLog("MCD: %02x, MSN: %02x %02x %02x, MCC: %02x %s",
-               data_buf[0],
-               data_buf[1],
-               data_buf[2],
-               data_buf[3],
-               data_buf[4],
-               (calc_crc == crc) ? "OK":"Fail" 
+               data[0],
+               data[1],
+               data[2],
+               data[3],
+               data[4],
+               (calc_crc == crc) ? "OK":"Fail"
        );
  
+       // MCD = Manufacturer ID (should be list meaning something?)
 
        token_type[0] = 0;
-       dcf = ((int)data_buf[6] << 8) | (int)data_buf[5];
+       dcf = ((int)data[6] << 8) | (int)data[5];
 
        // New unwritten media?
        if(dcf == 0xFFFF) {
 
                PrintAndLog("DCF: %d (%02x %02x), Token Type=NM (New Media)",
                        dcf,
-                       data_buf[5],
-                       data_buf[6]
+                       data[5],
+                       data[6]
                );
        
        } else if(dcf > 60000) {                // Master token?
 
                int fl = 0;
 
-               if(data_buf[6] == 0xec) {
+               if(data[6] == 0xec) {
                        strncpy(token_type, "XAM", sizeof(token_type));
                        fl = 1;
-                       stamp_len = 0x0c - (data_buf[5] >> 4);
+                       stamp_len = 0x0c - (data[5] >> 4);
                } else {
-       switch (data_buf[5] & 0x7f) {
-               case 0x00 ... 0x2f:
-                       strncpy(token_type, "IAM",sizeof(token_type));
-                                       fl = (0x2f - (data_buf[5] & 0x7f)) + 1;
-                       break;
-               case 0x30 ... 0x6f:
-                       strncpy(token_type, "SAM",sizeof(token_type));
-                                       fl = (0x6f - (data_buf[5] & 0x7f)) + 1;
-                       break;
-               case 0x70 ... 0x7f:
-                       strncpy(token_type, "GAM",sizeof(token_type));
-                                       fl = (0x7f - (data_buf[5] & 0x7f)) + 1;
-                       break;
-       }
+                       switch (data[5] & 0x7f) {
+                       case 0x00 ... 0x2f:
+                               strncpy(token_type, "IAM", sizeof(token_type));
+                               fl = (0x2f - (data[5] & 0x7f)) + 1;
+                               break;
+                       case 0x30 ... 0x6f:
+                               strncpy(token_type, "SAM", sizeof(token_type));
+                               fl = (0x6f - (data[5] & 0x7f)) + 1;
+                               break;
+                       case 0x70 ... 0x7f:
+                               strncpy(token_type, "GAM", sizeof(token_type));
+                               fl = (0x7f - (data[5] & 0x7f)) + 1;
+                               break;
+                       }
 
-       stamp_len = 0xfc - data_buf[6];
+                       stamp_len = 0xfc - data[6];
                }
 
                PrintAndLog("DCF: %d (%02x %02x), Token Type=%s (OLE=%01u), OL=%02u, FL=%02u",
                        dcf,
-               data_buf[5],
-               data_buf[6],
-               token_type,
-               (data_buf[5]&0x80)>>7,
+                       data[5],
+                       data[6],
+                       token_type,
+                       (data[5] & 0x80 )>> 7,
                        stamp_len,
                        fl
-       );
+               );
 
-       } else {                                                // Is IM(-S) type of card...
+       } else {        // Is IM(-S) type of card...
 
-               if(data_buf[7] == 0x9F && data_buf[8] == 0xFF) {
+               if(data[7] == 0x9F && data[8] == 0xFF) {
                        bIsSegmented = 1;
                        strncpy(token_type, "IM-S", sizeof(token_type));
                } else {
@@ -150,10 +242,10 @@ int CmdLegicDecode(const char *Cmd) {
 
                PrintAndLog("DCF: %d (%02x %02x), Token Type=%s (OLE=%01u)",
                        dcf,
-                       data_buf[5],
-                       data_buf[6],
+                       data[5],
+                       data[6],
                        token_type,
-                       (data_buf[5]&0x80)>>7
+                       (data[5]&0x80) >> 7
                );
        }
 
@@ -162,142 +254,140 @@ int CmdLegicDecode(const char *Cmd) {
 
                if(bIsSegmented) {
                        PrintAndLog("WRP=%02u, WRC=%01u, RD=%01u, SSC=%02x",
-               data_buf[7]&0x0f,
-               (data_buf[7]&0x70)>>4,
-               (data_buf[7]&0x80)>>7,
-               data_buf[8]
-       );
+                               data[7] & 0x0f,
+                               (data[7] & 0x70) >> 4,
+                               (data[7] & 0x80) >> 7,
+                               data[8]
+                       );
                }
 
                // Header area is only available on IM-S cards, on master tokens this data is the master token data itself
                if(bIsSegmented || dcf > 60000) {
                        if(dcf > 60000) {
                                PrintAndLog("Master token data");
-                               PrintAndLog("%s", sprint_hex(data_buf+8, 14));
+                               PrintAndLog("%s", sprint_hex(data+8, 14));
                        } else {
-       PrintAndLog("Remaining Header Area");
-       PrintAndLog("%s", sprint_hex(data_buf+9, 13));
+                               PrintAndLog("Remaining Header Area");
+                               PrintAndLog("%s", sprint_hex(data+9, 13));
                        }
                }
        }
-
        
-       uint8_t segCrcBytes[8] = {0x00};
+       uint8_t segCrcBytes[8] = {0,0,0,0,0,0,0,0};
        uint32_t segCalcCRC = 0;
        uint32_t segCRC = 0;
 
-
        // Data card?
        if(dcf <= 60000) {
        
-       PrintAndLog("\nADF: User Area");
-       PrintAndLog("------------------------------------------------------");
+               PrintAndLog("\nADF: User Area");
+               PrintAndLog("------------------------------------------------------");
 
                if(bIsSegmented) {
 
                        // Data start point on segmented cards
-       i = 22;  
+                       i = 22;  
 
                        // decode segments
                        for (segmentNum=1; segmentNum < 128; segmentNum++ )
                        {
-               segment_len = ((data_buf[i+1]^crc)&0x0f) * 256 + (data_buf[i]^crc);
-               segment_flag = ((data_buf[i+1]^crc)&0xf0)>>4;
-               wrp = (data_buf[i+2]^crc);
-               wrc = ((data_buf[i+3]^crc)&0x70)>>4;
-
-               bool hasWRC = (wrc > 0);
-               bool hasWRP = (wrp > wrc);
-               int wrp_len = (wrp - wrc);
-               int remain_seg_payload_len = (segment_len - wrp - 5);
+                               segment_len = ((data[i+1] ^ crc) & 0x0f) * 256 + (data[i] ^ crc);
+                               segment_flag = ((data[i+1] ^ crc) & 0xf0) >> 4;
+                               wrp = (data[i+2] ^ crc);
+                               wrc = ((data[i+3] ^ crc) & 0x70) >> 4;
+
+                               bool hasWRC = (wrc > 0);
+                               bool hasWRP = (wrp > wrc);
+                               int wrp_len = (wrp - wrc);
+                               int remain_seg_payload_len = (segment_len - wrp - 5);
                
-               // validate segment-crc
-               segCrcBytes[0]=data_buf[0];                     //uid0
-               segCrcBytes[1]=data_buf[1];                     //uid1
-               segCrcBytes[2]=data_buf[2];                     //uid2
-               segCrcBytes[3]=data_buf[3];                     //uid3
-               segCrcBytes[4]=(data_buf[i]^crc);       //hdr0
-               segCrcBytes[5]=(data_buf[i+1]^crc); //hdr1
-               segCrcBytes[6]=(data_buf[i+2]^crc); //hdr2
-               segCrcBytes[7]=(data_buf[i+3]^crc); //hdr3
-
-               segCalcCRC = CRC8Legic(segCrcBytes, 8);
-               segCRC = data_buf[i+4]^crc;
-
-               PrintAndLog("Segment %02u \nraw header | 0x%02X 0x%02X 0x%02X 0x%02X \nSegment len: %u,  Flag: 0x%X (valid:%01u, last:%01u), WRP: %02u, WRC: %02u, RD: %01u, CRC: 0x%02X (%s)",
-                       segmentNum,
-                       data_buf[i]^crc,
-                       data_buf[i+1]^crc,
-                       data_buf[i+2]^crc,
-                       data_buf[i+3]^crc,
-                       segment_len, 
-                       segment_flag,
-                       (segment_flag & 0x4) >> 2,
-                       (segment_flag & 0x8) >> 3,
-                       wrp,
-                       wrc,
-                       ((data_buf[i+3]^crc) & 0x80) >> 7,
-                       segCRC,
-                       ( segCRC == segCalcCRC ) ? "OK" : "fail"
-               );
-
-               i += 5;
+                               // validate segment-crc
+                               segCrcBytes[0]=data[0];                 //uid0
+                               segCrcBytes[1]=data[1];                 //uid1
+                               segCrcBytes[2]=data[2];                 //uid2
+                               segCrcBytes[3]=data[3];                 //uid3
+                               segCrcBytes[4]=(data[i] ^ crc);   //hdr0
+                               segCrcBytes[5]=(data[i+1] ^ crc); //hdr1
+                               segCrcBytes[6]=(data[i+2] ^ crc); //hdr2
+                               segCrcBytes[7]=(data[i+3] ^ crc); //hdr3
+
+                               segCalcCRC = CRC8Legic(segCrcBytes, 8);
+                               segCRC = data[i+4] ^ crc;
+
+                               PrintAndLog("Segment %02u \nraw header | 0x%02X 0x%02X 0x%02X 0x%02X \nSegment len: %u,  Flag: 0x%X (valid:%01u, last:%01u), WRP: %02u, WRC: %02u, RD: %01u, CRC: 0x%02X (%s)",
+                                       segmentNum,
+                                       data[i] ^ crc,
+                                       data[i+1] ^ crc,
+                                       data[i+2] ^ crc,
+                                       data[i+3] ^ crc,
+                                       segment_len, 
+                                       segment_flag,
+                                       (segment_flag & 0x4) >> 2,
+                                       (segment_flag & 0x8) >> 3,
+                                       wrp,
+                                       wrc,
+                                       ((data[i+3]^crc) & 0x80) >> 7,
+                                       segCRC,
+                                       ( segCRC == segCalcCRC ) ? "OK" : "fail"
+                               );
+
+                               i += 5;
     
-               if ( hasWRC ) {
-                       PrintAndLog("WRC protected area:   (I %d | K %d| WRC %d)", i, k, wrc);
-                       PrintAndLog("\nrow  | data");
-                       PrintAndLog("-----+------------------------------------------------");
+                               if ( hasWRC ) {
+                                       PrintAndLog("WRC protected area:   (I %d | K %d| WRC %d)", i, k, wrc);
+                                       PrintAndLog("\nrow  | data");
+                                       PrintAndLog("-----+------------------------------------------------");
 
-                                       for ( k=i; k < (i+wrc); ++k)
-                                       data_buf[k] ^= crc;
+                                       for ( k=i; k < (i + wrc); ++k)
+                                               data[k] ^= crc;
 
-                       print_hex_break( data_buf+i, wrc, 16);
+                                       print_hex_break( data+i, wrc, 16);
                        
-                       i += wrc;
-               }
+                                       i += wrc;
+                               }
     
-               if ( hasWRP ) {
-                       PrintAndLog("Remaining write protected area:  (I %d | K %d | WRC %d | WRP %d  WRP_LEN %d)",i, k, wrc, wrp, wrp_len);
-                       PrintAndLog("\nrow  | data");
-                       PrintAndLog("-----+------------------------------------------------");
+                               if ( hasWRP ) {
+                                       PrintAndLog("Remaining write protected area:  (I %d | K %d | WRC %d | WRP %d  WRP_LEN %d)",i, k, wrc, wrp, wrp_len);
+                                       PrintAndLog("\nrow  | data");
+                                       PrintAndLog("-----+------------------------------------------------");
 
                                        for (k=i; k < (i+wrp_len); ++k)
-                                       data_buf[k] ^= crc;
+                                               data[k] ^= crc;
                        
-                       print_hex_break( data_buf+i, wrp_len, 16);
+                                       print_hex_break( data+i, wrp_len, 16);
                        
-                       i += wrp_len;
+                                       i += wrp_len;
                        
                                        // does this one work? (Answer: Only if KGH/BGH is used with BCD encoded card number! So maybe this will show just garbage...)
-                       if( wrp_len == 8 )
-                               PrintAndLog("Card ID: %2X%02X%02X", data_buf[i-4]^crc, data_buf[i-3]^crc, data_buf[i-2]^crc);                   
-               }
+                                       if( wrp_len == 8 )
+                                               PrintAndLog("Card ID: %2X%02X%02X", data[i-4]^crc, data[i-3]^crc, data[i-2]^crc);                       
+                               }
     
-               PrintAndLog("Remaining segment payload:  (I %d | K %d | Remain LEN %d)", i, k, remain_seg_payload_len);
-               PrintAndLog("\nrow  | data");
-               PrintAndLog("-----+------------------------------------------------");
+                               PrintAndLog("Remaining segment payload:  (I %d | K %d | Remain LEN %d)", i, k, remain_seg_payload_len);
+                               PrintAndLog("\nrow  | data");
+                               PrintAndLog("-----+------------------------------------------------");
 
                                for ( k=i; k < (i+remain_seg_payload_len); ++k)
-                               data_buf[k] ^= crc;
+                                       data[k] ^= crc;
                
-               print_hex_break( data_buf+i, remain_seg_payload_len, 16);
+                               print_hex_break( data+i, remain_seg_payload_len, 16);
     
-               i += remain_seg_payload_len;
+                               i += remain_seg_payload_len;
                
-               PrintAndLog("-----+------------------------------------------------\n");
+                               PrintAndLog("-----+------------------------------------------------\n");
 
-               // end with last segment
-               if (segment_flag & 0x8) return 0;
+                               // end with last segment
+                               if (segment_flag & 0x8) return 0;
 
-       } // end for loop
+                       } // end for loop
                
                } else {
 
                        // Data start point on unsegmented cards
                        i = 8;
 
-                       wrp          = data_buf[7] & 0x0F;
-                       wrc          = (data_buf[7] & 0x07) >> 4; // ICEMAN 20160802, this will always be ZERO
+                       wrp = data[7] & 0x0F;
+                       wrc = (data[7] & 0x70) >> 4;
 
                        bool hasWRC = (wrc > 0);
                        bool hasWRP = (wrp > wrc);
@@ -307,14 +397,14 @@ int CmdLegicDecode(const char *Cmd) {
                        PrintAndLog("Unsegmented card - WRP: %02u, WRC: %02u, RD: %01u",
                                wrp,
                                wrc,
-                               (data_buf[7] & 0x80) >> 7
+                               (data[7] & 0x80) >> 7
                        );
 
                        if ( hasWRC ) {
                                PrintAndLog("WRC protected area:   (I %d | WRC %d)", i, wrc);
                                PrintAndLog("\nrow  | data");
                                PrintAndLog("-----+------------------------------------------------");
-                               print_hex_break( data_buf+i, wrc, 16);
+                               print_hex_break( data+i, wrc, 16);
                                i += wrc;
                        }
     
@@ -322,48 +412,90 @@ int CmdLegicDecode(const char *Cmd) {
                                PrintAndLog("Remaining write protected area:  (I %d | WRC %d | WRP %d | WRP_LEN %d)", i, wrc, wrp, wrp_len);
                                PrintAndLog("\nrow  | data");
                                PrintAndLog("-----+------------------------------------------------");
-                               print_hex_break( data_buf+i, wrp_len, 16);
+                               print_hex_break( data + i, wrp_len, 16);
                                i += wrp_len;
                        
                                // does this one work? (Answer: Only if KGH/BGH is used with BCD encoded card number! So maybe this will show just garbage...)
                                if( wrp_len == 8 )
-                                       PrintAndLog("Card ID: %2X%02X%02X", data_buf[i-4], data_buf[i-3], data_buf[i-2]);
+                                       PrintAndLog("Card ID: %2X%02X%02X", data[i-4], data[i-3], data[i-2]);
                        }
     
                        PrintAndLog("Remaining segment payload:  (I %d | Remain LEN %d)", i, remain_seg_payload_len);
                        PrintAndLog("\nrow  | data");
                        PrintAndLog("-----+------------------------------------------------");
-                       print_hex_break( data_buf+i, remain_seg_payload_len, 16);
+                       print_hex_break( data + i, remain_seg_payload_len, 16);
                        i += remain_seg_payload_len;
                
                        PrintAndLog("-----+------------------------------------------------\n");
                }
        }
-
        return 0;
 }
 
-int CmdLegicRFRead(const char *Cmd) {
-       
-       // params:
-       // offset in data
-       // number of bytes.
+// params:
+// offset in data memory
+// number of bytes to read
+int CmdLegicRdmem(const char *Cmd) {
+
        char cmdp = param_getchar(Cmd, 0);
-       if ( cmdp == 'H' || cmdp == 'h' ) return usage_legic_read();
+       if ( cmdp == 'H' || cmdp == 'h' ) return usage_legic_rdmem();
        
-       int byte_count=0, offset=0;
-       sscanf(Cmd, "%i %i", &offset, &byte_count);
-       if(byte_count == 0) byte_count = -1;
-       if(byte_count + offset > 1024) byte_count = 1024 - offset;
+       uint32_t offset = 0, len = 0, IV = 1;
+       sscanf(Cmd, "%x %x %x", &offset, &len, &IV);
 
-       UsbCommand c= {CMD_READER_LEGIC_RF, {offset, byte_count, 0}};
+       // OUT-OF-BOUNDS check
+       if ( len + offset > MAX_LENGTH ) {
+               len = MAX_LENGTH - offset;
+               PrintAndLog("Out-of-bound, shorten len to %d (0x%02X)", len, len);
+       }
+       
+       legic_chk_iv(&IV);
+       
+       UsbCommand c = {CMD_READER_LEGIC_RF, {offset, len, IV}};
        clearCommandBuffer();
        SendCommand(&c);
+       UsbCommand resp;
+       if ( !WaitForResponseTimeout(CMD_ACK, &resp, 3000) ) {
+               PrintAndLog("command execution time out");
+               return 1;
+       }
+
+       uint8_t isOK = resp.arg[0] & 0xFF;
+       uint16_t readlen = resp.arg[1];
+       if ( !isOK ) {
+               PrintAndLog("failed reading tag");
+               return 2;
+       }
+       
+       uint8_t *data = malloc(readlen);
+       if ( !data ){
+               PrintAndLog("Cannot allocate memory");
+               return 2;
+       }
+                       
+       if ( readlen != len )
+               PrintAndLog("Fail, only managed to read 0x%02X bytes", readlen);
+                       
+       // copy data from device
+       GetEMLFromBigBuf(data, readlen, 0);
+       if ( !WaitForResponseTimeout(CMD_ACK, NULL, 2500)){
+               PrintAndLog("Command execute timeout");
+               free(data);
+               return 1;
+       }
+       
+       PrintAndLog("\n ##  | Data");
+       PrintAndLog("-----+-----");
+       print_hex_break( data, readlen, 32);
+       free(data);
        return 0;
 }
 
+// load, filename  (ascii hex textfile)
+// uploads it to device mem
 int CmdLegicLoad(const char *Cmd) {
-       
+
+// iceman: potential bug, where all filepaths or filename which starts with H or h will print the helptext :)  
        char cmdp = param_getchar(Cmd, 0);
        if ( cmdp == 'H' || cmdp == 'h' || cmdp == 0x00) return usage_legic_load();
 
@@ -406,7 +538,6 @@ int CmdLegicLoad(const char *Cmd) {
                index += res;
                        
                if ( index == USB_CMD_DATA_SIZE ){
-//                     PrintAndLog("sent %d | %d | %d", index, offset, totalbytes);
                        UsbCommand c = { CMD_DOWNLOADED_SIM_SAMPLES_125K, {offset, 0, 0}};
                        memcpy(c.d.asBytes, data, sizeof(data));
                        clearCommandBuffer();
@@ -440,13 +571,18 @@ int CmdLegicLoad(const char *Cmd) {
     return 0;
 }
 
+// Save,  filename, num of bytes, starting offset. (in decimal)
+//  ie:  "hf legic save nnn.txt 100 0  (saves the first 100bytes)
+// (ascii hex textfile)
 int CmdLegicSave(const char *Cmd) {
        int requested = 1024;
        int offset = 0;
        int delivered = 0;
-       char filename[FILE_PATH_SIZE];
+       char filename[FILE_PATH_SIZE] = {0x00};
        uint8_t got[1024] = {0x00};
 
+       memset(filename, 0, FILE_PATH_SIZE);
+       
        sscanf(Cmd, " %s %i %i", filename, &requested, &offset);
 
        /* If no length given save entire legic read buffer */
@@ -491,6 +627,8 @@ int CmdLegicSave(const char *Cmd) {
 }
 
 //TODO: write a help text (iceman)
+// should say which tagtype
+// should load a tag to device mem.
 int CmdLegicRfSim(const char *Cmd) {
        UsbCommand c = {CMD_SIMULATE_TAG_LEGIC_RF, {6,3,0}};
        sscanf(Cmd, " %"lli" %"lli" %"lli, &c.arg[0], &c.arg[1], &c.arg[2]);
@@ -499,72 +637,128 @@ int CmdLegicRfSim(const char *Cmd) {
        return 0;
 }
 
-//TODO: write a help text (iceman)
 int CmdLegicRfWrite(const char *Cmd) {
-    UsbCommand c = {CMD_WRITER_LEGIC_RF};
-    int res = sscanf(Cmd, " 0x%"llx" 0x%"llx, &c.arg[0], &c.arg[1]);
-       if(res != 2) {
-               PrintAndLog("Please specify the offset and length as two hex strings");
-        return -1;
-    }
-       clearCommandBuffer();
-    SendCommand(&c);
-    return 0;
-}
 
-//TODO: write a help text (iceman)
-int CmdLegicRfRawWrite(const char *Cmd) {
-       char answer;
-    UsbCommand c = { CMD_RAW_WRITER_LEGIC_RF, {0,0,0} };
-    int res = sscanf(Cmd, " 0x%"llx" 0x%"llx, &c.arg[0], &c.arg[1]);
-       if(res != 2) {
-               PrintAndLog("Please specify the offset and value as two hex strings");
-        return -1;
-    }
+       uint8_t *data = NULL;
+       uint8_t cmdp = 0;
+       bool errors = false;
+       int len = 0, bg, en;
+       uint32_t offset = 0, IV = 0x55;
        
-       if (c.arg[0] == 0x05 || c.arg[0] == 0x06) {
-               PrintAndLog("############# DANGER !! #############");
-               PrintAndLog("# changing the DCF is irreversible  #");
-               PrintAndLog("#####################################");
-               PrintAndLog("do youe really want to continue? y(es) n(o)");             
-               if (scanf(" %c", &answer) > 0 && (answer == 'y' || answer == 'Y')) {
-                       SendCommand(&c);
-                       return 0;
+       while(param_getchar(Cmd, cmdp) != 0x00) {
+               switch(param_getchar(Cmd, cmdp)) {
+               case 'd':
+               case 'D':
+                       // peek at length of the input string so we can
+                       // figure out how many elements to malloc in "data"
+                       bg=en=0;
+                       if (param_getptr(Cmd, &bg, &en, cmdp+1)) {
+                               errors = true;
+                               break;
+                       }
+                       len = (en - bg + 1);
+
+                       // check that user entered even number of characters
+                       // for hex data string
+                       if (len & 1) {
+                               errors = true;
+                               break;
+                       }
+
+                       // it's possible for user to accidentally enter "b" parameter
+                       // more than once - we have to clean previous malloc
+                       if (data)
+                               free(data);
+                       data = malloc(len >> 1);
+                       if ( data == NULL ) {
+                               PrintAndLog("Can't allocate memory. exiting");
+                               errors = true;
+                               break;
+                       }
+                       
+                       if (param_gethex(Cmd, cmdp+1, data, len)) {
+                               errors = true;
+                               break;
+                       }
+
+                       len >>= 1;      
+                       cmdp += 2;
+                       break;
+               case 'o':
+               case 'O':
+                       offset = param_get32ex(Cmd, cmdp+1, 4, 10);
+                       cmdp += 2;
+                       break;
+               case 'h':
+               case 'H':
+                       errors = true;
+                       break;
+               default:
+                       PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+                       errors = true;
+                       break;
                }
+               if (errors) break;
+       }
+       //Validations
+       if (errors){
+               if (data) 
+                       free(data);
+               return usage_legic_write();
+       }
+
+       // tagtype
+       legic_card_select_t card;
+       if (legic_get_type(&card)) {
+               PrintAndLog("Failed to identify tagtype");
                return -1;
        }
+
+       legic_print_type(card.cardsize, 0);
+       
+       // OUT-OF-BOUNDS check
+       // UID 4 bytes can't be written to.
+       if ( len + offset + 4 >= card.cardsize ) {
+               PrintAndLog("Out-of-bounds, Cardsize = %d, [offset+len = %d ]", card.cardsize, len + offset + 4);
+               return -2;
+       }
+
+       legic_chk_iv(&IV);
+       
+       PrintAndLog("Writing to tag");
+    UsbCommand c = {CMD_WRITER_LEGIC_RF, {offset, len, IV}};
+       memcpy(c.d.asBytes, data, len);
        
        clearCommandBuffer();
     SendCommand(&c);
-       return 0;
-}
-
-//TODO: write a help text (iceman)
-int CmdLegicRfFill(const char *Cmd) {
-    UsbCommand cmd = {CMD_WRITER_LEGIC_RF, {0,0,0} };
-    int res = sscanf(Cmd, " 0x%"llx" 0x%"llx" 0x%"llx, &cmd.arg[0], &cmd.arg[1], &cmd.arg[2]);
-    if(res != 3) {
-        PrintAndLog("Please specify the offset, length and value as two hex strings");
-        return -1;
-    }
-
-    int i;
-    UsbCommand c = {CMD_DOWNLOADED_SIM_SAMPLES_125K, {0, 0, 0}};
-       memset(c.d.asBytes, cmd.arg[2], 48);
-
-       for(i = 0; i < 22; i++) {
-               c.arg[0] = i*48;
-               
-               clearCommandBuffer();
-               SendCommand(&c);
-               WaitForResponse(CMD_ACK, NULL);
+       UsbCommand resp;
+       if (!WaitForResponseTimeout(CMD_ACK, &resp, 4000)) {
+               PrintAndLog("command execution time out");
+               return 1;
        }
-       clearCommandBuffer();
-    SendCommand(&cmd);
+       uint8_t isOK = resp.arg[0] & 0xFF;
+       if ( !isOK ) {
+               PrintAndLog("failed writing tag");
+               return 1;
+       }
+       
     return 0;
- }
+}
 
-int CmdLegicCalcCrc8(const char *Cmd){
+/*
+int CmdLegicRfRawWrite(const char *Cmd) {
+       PrintAndLog("############# DANGER !! #############");
+       PrintAndLog("# changing the DCF is irreversible  #");
+       PrintAndLog("#####################################");
+       PrintAndLog("do youe really want to continue? y(es) n(o)");             
+       // if (scanf(" %c", &answer) > 0 && (answer == 'y' || answer == 'Y')) {
+               // return 0;
+       // }
+       return 0;
+}
+*/
+
+int CmdLegicCalcCrc(const char *Cmd){
 
        uint8_t *data = NULL;
        uint8_t cmdp = 0, uidcrc = 0, type=0;
@@ -634,33 +828,340 @@ int CmdLegicCalcCrc8(const char *Cmd){
        //Validations
        if (errors){
                if (data) free(data);
-               return usage_legic_calccrc8();
+               return usage_legic_calccrc();
        }
        
        switch (type){
                case 16:
-                       PrintAndLog("LEGIC CRC16: %X", CRC16Legic(data, len, uidcrc));
+                       PrintAndLog("Legic crc16: %X", CRC16Legic(data, len, uidcrc));
                        break;
                default:
-                       PrintAndLog("LEGIC CRC8: %X",  CRC8Legic(data, len) );
+                       PrintAndLog("Legic crc8: %X",  CRC8Legic(data, len) );
                        break;
        }
        
        if (data) free(data);
        return 0;
 } 
+
+int legic_print_type(uint32_t tagtype, uint8_t spaces){
+       char spc[11] = "          ";
+       spc[10]=0x00;
+       char *spacer = spc + (10-spaces);
+
+       if ( tagtype == 22 )    
+               PrintAndLog("%sTYPE : MIM%d card (outdated)", spacer, tagtype);
+       else if ( tagtype == 256 )
+               PrintAndLog("%sTYPE : MIM%d card (234 bytes)", spacer, tagtype);
+       else if ( tagtype == 1024 )
+               PrintAndLog("%sTYPE : MIM%d card (1002 bytes)", spacer, tagtype);
+       else
+               PrintAndLog("%sTYPE : Unknown %06x", spacer, tagtype);
+       return 0;
+}
+int legic_get_type(legic_card_select_t *card){
+
+       if ( card == NULL ) return 1;
+
+       UsbCommand c = {CMD_LEGIC_INFO, {0,0,0}};
+       clearCommandBuffer();
+    SendCommand(&c);
+       UsbCommand resp;
+       if (!WaitForResponseTimeout(CMD_ACK, &resp, 500))
+               return 2;
+       
+       uint8_t isOK = resp.arg[0] & 0xFF;
+       if ( !isOK ) 
+               return 3;
+       
+       memcpy(card, (legic_card_select_t *)resp.d.asBytes, sizeof(legic_card_select_t));
+       return 0;
+}
+void legic_chk_iv(uint32_t *iv){
+       if ( (*iv & 0x7F) != *iv ){
+               *iv &= 0x7F;
+               PrintAndLog("Truncating IV to 7bits, %u", *iv);
+       }
+       // IV must be odd
+       if ( (*iv & 1) == 0 ){
+               *iv |= 0x01;  
+               PrintAndLog("LSB of IV must be SET %u", *iv);   
+       }
+}
+void legic_seteml(uint8_t *src, uint32_t offset, uint32_t numofbytes) {
+       size_t len = 0;
+       UsbCommand c = {CMD_LEGIC_ESET, {0, 0, 0}};     
+       for(size_t i = 0; i < numofbytes; i += USB_CMD_DATA_SIZE) {
+               
+               len = MIN((numofbytes - i), USB_CMD_DATA_SIZE);         
+               c.arg[0] = i; // offset
+               c.arg[1] = len; // number of bytes
+               memcpy(c.d.asBytes, src+i, len); 
+               clearCommandBuffer();
+               SendCommand(&c);
+               PrintAndLog("ICE: offset %d | len %d", i, len);
+       }
+}
+
+int HFLegicReader(const char *Cmd, bool verbose) {
+
+       char cmdp = param_getchar(Cmd, 0);
+       if ( cmdp == 'H' || cmdp == 'h' ) return usage_legic_reader();
+       
+       legic_card_select_t card;
+       switch(legic_get_type(&card)){
+               case 1: 
+                       if ( verbose ) PrintAndLog("command execution time out"); 
+                       return 1;
+               case 2: 
+               case 3: 
+                       if ( verbose ) PrintAndLog("legic card select failed");
+                       return 2;
+               default: break;
+       }
+       PrintAndLog(" UID : %s", sprint_hex(card.uid, sizeof(card.uid)));
+       legic_print_type(card.cardsize, 0);
+       return 0;
+}
+int CmdLegicReader(const char *Cmd){
+       return HFLegicReader(Cmd, TRUE);
+}
+
+int CmdLegicDump(const char *Cmd){
+
+       FILE *f;
+       char filename[FILE_PATH_SIZE] = {0x00};
+       char *fnameptr = filename;
+       size_t fileNlen = 0;
+       bool errors = false;
+       uint16_t dumplen;       
+       uint8_t cmdp = 0;
+       
+       memset(filename, 0, sizeof(filename));
+       
+       while(param_getchar(Cmd, cmdp) != 0x00) {
+               switch(param_getchar(Cmd, cmdp)) {
+                       case 'h':
+                       case 'H':
+                               return usage_legic_dump();
+                       case 'o':
+                       case 'O':
+                               fileNlen = param_getstr(Cmd, cmdp+1, filename);
+                               if (!fileNlen) 
+                                       errors = true; 
+                               if (fileNlen > FILE_PATH_SIZE-5) 
+                                       fileNlen = FILE_PATH_SIZE-5;
+                               cmdp += 2;
+                               break;
+                       default:
+                               PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+                               errors = true;
+                               break;
+               }
+               if(errors) break;
+       }
+
+       //Validations
+       if(errors) return usage_legic_dump();
+       
+       // tagtype
+       legic_card_select_t card;
+       if (legic_get_type(&card)) {
+               PrintAndLog("Failed to identify tagtype");
+               return -1;
+       }
+       dumplen = card.cardsize;
+       
+       legic_print_type(dumplen, 0);   
+       PrintAndLog("Reading tag memory...");
+
+       UsbCommand c = {CMD_READER_LEGIC_RF, {0x00, dumplen, 0x55}};
+       clearCommandBuffer();
+       SendCommand(&c);
+       UsbCommand resp;
+       if (!WaitForResponseTimeout(CMD_ACK, &resp, 3000)) {
+               PrintAndLog("Command execute time-out");
+               return 1;
+       }
+               
+       uint8_t isOK = resp.arg[0] & 0xFF;
+       if ( !isOK ) {
+               PrintAndLog("Failed dumping tag data");
+               return 2;
+       }
+
+       uint16_t readlen = resp.arg[1];
+       uint8_t *data = malloc(readlen);
+       if (!data) {
+               PrintAndLog("Fail, cannot allocate memory");
+               return 3;
+       }
+       memset(data, 0, readlen);
+       
+       if ( readlen != dumplen )
+               PrintAndLog("Fail, only managed to read 0x%02X bytes of 0x%02X", readlen, dumplen);
+
+       // copy data from device
+       GetEMLFromBigBuf(data, readlen, 0);
+       if ( !WaitForResponseTimeout(CMD_ACK, NULL, 2500)) {
+               PrintAndLog("Fail, transfer from device time-out");
+               free(data);
+               return 4;
+       }
+
+       // user supplied filename?
+       if (fileNlen < 1)
+               sprintf(fnameptr,"%02X%02X%02X%02X.bin", data[0], data[1], data[2], data[3]);
+       else
+               sprintf(fnameptr + fileNlen,".bin");
+
+       if ((f = fopen(filename,"wb")) == NULL) { 
+               PrintAndLog("Could not create file name %s", filename);
+               if (data)
+                       free(data);
+               return 5;
+       }
+       fwrite(data, 1, readlen, f);
+       fclose(f);
+       free(data);
+       PrintAndLog("Wrote %d bytes to %s", readlen, filename);
+       return 0;
+}      
+
+int CmdLegicELoad(const char *Cmd) {
+       FILE * f;
+       char filename[FILE_PATH_SIZE];
+       char *fnameptr = filename;
+       int len, numofbytes;
+       int nameParamNo = 1;
+       
+       char cmdp = param_getchar(Cmd, 0);              
+       if ( cmdp == 'h' || cmdp == 'H' || cmdp == 0x00)
+               return usage_legic_eload();
+
+       switch (cmdp) {
+               case '0' : numofbytes = 22; break;
+               case '1' : 
+               case '\0': numofbytes = 256; break;
+               case '2' : numofbytes = 1024; break;
+               default  : numofbytes = 256;  nameParamNo = 0;break;
+       }
+
+       // set up buffer
+       uint8_t *data = malloc(numofbytes);
+       if (!data) {
+               PrintAndLog("Fail, cannot allocate memory");
+               return 3;               
+       }
+       memset(data, 0, numofbytes);
+       
+       // set up file
+       len = param_getstr(Cmd, nameParamNo, filename);
+       if (len > FILE_PATH_SIZE - 5) 
+               len = FILE_PATH_SIZE - 5;
+       fnameptr += len;
+       sprintf(fnameptr, ".bin");      
+       
+       // open file
+       if ((f = fopen(filename,"rb")) == NULL) { 
+               PrintAndLog("File %s not found or locked", filename);
+               free(data);
+               return 1;
+       }
+
+       // load file
+       size_t bytes_read = fread(data, 1, numofbytes, f);
+       if ( bytes_read == 0){
+               PrintAndLog("File reading error");
+               free(data);
+               fclose(f);
+               return 2;
+       }
+       fclose(f);
+       
+       // transfer to device
+       legic_seteml(data, 0, numofbytes);
+               
+       free(data);     
+       PrintAndLog("\nLoaded %d bytes from file: %s  to emulator memory", numofbytes, filename);
+       return 0;
+}
+
+int CmdLegicESave(const char *Cmd) {
+       FILE *f;
+       char filename[FILE_PATH_SIZE];
+       char *fnameptr = filename;
+       int fileNlen, numofbytes, nameParamNo = 1;
+       
+       memset(filename, 0, sizeof(filename));
+
+       char cmdp = param_getchar(Cmd, 0);
+       
+       if ( cmdp == 'h' || cmdp == 'H' || cmdp == 0x00)
+               return usage_legic_esave();
+
+       switch (cmdp) {
+               case '0' : numofbytes = 22; break;
+               case '1' : 
+               case '\0': numofbytes = 256; break;
+               case '2' : numofbytes = 1024; break;
+               default  : numofbytes = 256; nameParamNo = 0; break;
+       }
+
+       fileNlen = param_getstr(Cmd, nameParamNo, filename);
+       
+       if (fileNlen > FILE_PATH_SIZE - 5) 
+               fileNlen = FILE_PATH_SIZE - 5;
+
+       // set up buffer
+       uint8_t *data = malloc(numofbytes);
+       if (!data) {
+               PrintAndLog("Fail, cannot allocate memory");
+               return 3;               
+       }
+       memset(data, 0, numofbytes);
+               
+       // download emulator memory
+       PrintAndLog("Reading emulator memory...");      
+       GetEMLFromBigBuf(data, numofbytes, 0);
+       if ( !WaitForResponseTimeout(CMD_ACK, NULL, 2500)) {
+               PrintAndLog("Fail, transfer from device time-out");
+               free(data);
+               return 4;
+       }
+
+       // user supplied filename?
+       if (fileNlen < 1)               
+               sprintf(fnameptr,"%02X%02X%02X%02X.bin", data[0], data[1], data[2], data[3]);
+       else
+               sprintf(fnameptr + fileNlen,".bin");
+       
+       // open file
+       if ((f = fopen(filename,"wb")) == NULL) { 
+               PrintAndLog("Could not create file name %s", filename);
+               free(data);
+               return 1;
+       }
+       fwrite(data, 1, numofbytes, f);
+       fclose(f);
+       free(data);
+       PrintAndLog("\nSaved %d bytes from emulator memory to file: %s", numofbytes, filename);
+       return 0;
+}
+       
 static command_t CommandTable[] =  {
-       {"help",        CmdHelp,        1, "This help"},
-       {"decode",      CmdLegicDecode, 0, "Display deobfuscated and decoded LEGIC RF tag data (use after hf legic reader)"},
-       {"read",        CmdLegicRFRead, 0, "[offset][length] -- read bytes from a LEGIC card"},
-       {"save",        CmdLegicSave,   0, "<filename> [<length>] -- Store samples"},
-       {"load",        CmdLegicLoad,   0, "<filename> -- Restore samples"},
-       {"sim",         CmdLegicRfSim,  0, "[phase drift [frame drift [req/resp drift]]] Start tag simulator (use after load or read)"},
-       {"write",       CmdLegicRfWrite,0, "<offset> <length> -- Write sample buffer (user after load or read)"},
-       {"writeRaw",CmdLegicRfRawWrite, 0, "<address> <value> -- Write direct to address"},
-       {"fill",        CmdLegicRfFill, 0, "<offset> <length> <value> -- Fill/Write tag with constant value"},
-       {"crc8",        CmdLegicCalcCrc8, 1, "Calculate Legic CRC8 over given hexbytes"},
+       {"help",        CmdHelp,                        1, "This help"},
+       {"reader",      CmdLegicReader,         1, "LEGIC Prime Reader UID and Type tag info"},
+       {"info",        CmdLegicInfo,           0, "Display deobfuscated and decoded LEGIC Prime tag data"},
+       {"dump",        CmdLegicDump,           0, "Dump LEGIC Prime card to binary file"},
+       {"rdmem",       CmdLegicRdmem,          0, "[offset][length] <iv> -- read bytes from a LEGIC card"},
+       {"save",        CmdLegicSave,           0, "<filename> [<length>] -- Store samples"},
+       {"load",        CmdLegicLoad,           0, "<filename> -- Restore samples"},
+       {"sim",         CmdLegicRfSim,          0, "[phase drift [frame drift [req/resp drift]]] Start tag simulator (use after load or read)"},
+       {"write",       CmdLegicRfWrite,        0, "<offset> <length> <iv> -- Write sample buffer (user after load or read)"},
+       {"crc",         CmdLegicCalcCrc,        1, "Calculate Legic CRC over given hexbytes"},  
+       {"eload",       CmdLegicELoad,          1, "Load binary dump to emulator memory"},
+       {"esave",       CmdLegicESave,          1, "Save emulator memory to binary file"},
        {NULL, NULL, 0, NULL}
 };
 
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