[proxmark3-svn] / client / cmdhfmfu.c

//-----------------------------------------------------------------------------
// Ultralight Code (c) 2013,2014 Midnitesnake & Andy Davies of Pentura
//
// 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.
//-----------------------------------------------------------------------------
// High frequency MIFARE ULTRALIGHT (C) commands
//-----------------------------------------------------------------------------
#include <openssl/des.h>
#include "cmdhfmfu.h"
#include "cmdhfmf.h"
#include "cmdhf14a.h"


#define MAX_ULTRA_BLOCKS   0x0f
#define MAX_ULTRAC_BLOCKS  0x2f
//#define MAX_ULTRAC_BLOCKS  0x2c
uint8_t key1_blnk_data[16] = { 0x00 };
uint8_t key2_defa_data[16] = { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f };
uint8_t key3_3des_data[16] = { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 };
uint8_t key4_nfc_data[16]  = { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 };
uint8_t key5_ones_data[16] = { 0x01 };

static int CmdHelp(const char *Cmd);

int CmdHF14AMfUInfo(const char *Cmd){

    uint8_t datatemp[7] = {0x00};
    uint8_t isOK  = 0;
    uint8_t *data = NULL;

    UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}};
    SendCommand(&c);
    UsbCommand resp;

    if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
        isOK  = resp.arg[0] & 0xff;
        data  = resp.d.asBytes;

        if (!isOK) {
			PrintAndLog("Error reading from tag");
			return -1;
		}
	} else {
		PrintAndLog("Command execute timed out");
		return -1;
	}
	
	PrintAndLog("");
	PrintAndLog("-- Mifare Ultralight / Ultralight-C Tag Information ---------");
	PrintAndLog("-------------------------------------------------------------");

	// UID
	memcpy( datatemp, data, 3);
	memcpy( datatemp+3, data+4, 4);
	
	PrintAndLog("MANUFACTURER : %s", getTagInfo(datatemp[0]));
	PrintAndLog("         UID : %s ", sprint_hex(datatemp, 7));
	// BBC
	// CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2 
	int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
	if ( data[3] == crc0 )
		PrintAndLog("        BCC0 : %02x - Ok", data[3]);
	else
		PrintAndLog("        BCC0 : %02x - crc should be %02x", data[3], crc0);
		
	int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
	if ( data[8] == crc1 )
		PrintAndLog("        BCC1 : %02x - Ok", data[8]);
	else
		PrintAndLog("        BCC1 : %02x - crc should be %02x", data[8], crc1 );
	
	PrintAndLog("    Internal : %s ", sprint_hex(data + 9, 1));
	
	memcpy(datatemp, data+10, 2);
	PrintAndLog("        Lock : %s - %s", sprint_hex(datatemp, 2),printBits( 2, &datatemp) );
	PrintAndLog("  OneTimePad : %s ", sprint_hex(data + 3*4, 4));
	PrintAndLog("");

	int len = CmdHF14AMfucAuth("K 0");
//	PrintAndLog("CODE: %d",len);
	
	PrintAndLog("Seems to be a Ultralight %s", (len==0) ? "-C" :"");
	return 0;
}

//
//  Mifare Ultralight Write Single Block
//
int CmdHF14AMfUWrBl(const char *Cmd){
    uint8_t blockNo    = -1;
    bool chinese_card  = FALSE;
    uint8_t bldata[16] = {0x00};
    UsbCommand resp;

 	char cmdp = param_getchar(Cmd, 0);
	if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
        PrintAndLog("Usage:  hf mfu wrbl <block number> <block data (8 hex symbols)> [w]");
		PrintAndLog("       [block number]");
		PrintAndLog("       [block data] - (8 hex symbols)");
		PrintAndLog("       [w] - Chinese magic ultralight tag");
		PrintAndLog("");
        PrintAndLog("        sample: hf mfu wrbl 0 01020304");
		PrintAndLog("");		
        return 0;
    }       
    
	blockNo = param_get8(Cmd, 0);

    if (blockNo > MAX_ULTRA_BLOCKS){
        PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
        return 1;
    }
	
    if (param_gethex(Cmd, 1, bldata, 8)) {
        PrintAndLog("Block data must include 8 HEX symbols");
        return 1;
    }
	
    if (strchr(Cmd,'w') != 0  || strchr(Cmd,'W') != 0 ) {
        chinese_card = TRUE; 
    }
	
    if ( blockNo <= 3) {
		if (!chinese_card){
			PrintAndLog("Access Denied");
		} else {
			PrintAndLog("--specialblock no:%02x", blockNo);
			PrintAndLog("--data: %s", sprint_hex(bldata, 4));
			UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
			memcpy(d.d.asBytes,bldata, 4);
			SendCommand(&d);
			if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
				uint8_t isOK  = resp.arg[0] & 0xff;
				PrintAndLog("isOk:%02x", isOK);
			} else {
				PrintAndLog("Command execute timeout");
			}  
		}
	} else {
	    PrintAndLog("--block no:%02x", blockNo);
	    PrintAndLog("--data: %s", sprint_hex(bldata, 4));        	
	    UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
		memcpy(e.d.asBytes,bldata, 4);
		SendCommand(&e);
        if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
            uint8_t isOK  = resp.arg[0] & 0xff;
            PrintAndLog("isOk:%02x", isOK);
        } else {
            PrintAndLog("Command execute timeout");
        }
    }
    return 0;
}

//
//  Mifare Ultralight Read Single Block
//
int CmdHF14AMfURdBl(const char *Cmd){
  
    uint8_t blockNo = -1;	

 	char cmdp = param_getchar(Cmd, 0);
	
	if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {	
        PrintAndLog("Usage:  hf mfu rdbl <block number>");
        PrintAndLog("        sample: hfu mfu rdbl 0");
        return 0;
    }       
        
    blockNo = param_get8(Cmd, 0);

    if (blockNo > MAX_ULTRA_BLOCKS){
       PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
       return 1;
    }
	
    PrintAndLog("--block no:0x%02X (%d)", (int)blockNo, blockNo);
    UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
    SendCommand(&c);

    UsbCommand resp;
    if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
        uint8_t isOK    = resp.arg[0] & 0xff;
        uint8_t * data  = resp.d.asBytes;
		
		PrintAndLog("isOk: %02x", isOK);
			
        if (isOK)
            PrintAndLog("Data: %s", sprint_hex(data, 4));
	} else {
        PrintAndLog("Command execute timeout");
    }
    return 0;
}

//
//  Mifare Ultralight / Ultralight-C;  Read and Dump Card Contents
//
int CmdHF14AMfUDump(const char *Cmd){

    FILE *fout;
	char filename[FILE_PATH_SIZE] = {0x00};
	char * fnameptr = filename;
	
    uint8_t *lockbytes_t = NULL;
    uint8_t lockbytes[2] = {0x00};
	
    uint8_t *lockbytes_t2 = NULL;
    uint8_t lockbytes2[2] = {0x00};

    bool bit[16]  = {0x00};
	bool bit2[16] = {0x00};
	
    int i;
    uint8_t BlockNo      = 0;
    int Pages            = 16;

	bool tmplockbit		 = false;
    uint8_t isOK         = 0;
    uint8_t *data       = NULL;

 	char cmdp = param_getchar(Cmd, 0);
	
	if (cmdp == 'h' || cmdp == 'H') {
		PrintAndLog("Reads all pages from Mifare Ultralight or Ultralight-C tag.");
		PrintAndLog("It saves binary dump into the file `filename.bin` or `cardUID.bin`");		
		PrintAndLog("Usage:  hf mfu dump <c> <filename w/o .bin>");
		PrintAndLog("     <c>  optional cardtype c == Ultralight-C, if not defaults to Ultralight");
		PrintAndLog("     sample: hf mfu dump");
		PrintAndLog("           : hf mfu dump myfile");
		PrintAndLog("           : hf mfu dump c myfile");
		return 0;
	}

	// UL or UL-C?
	Pages = (cmdp == 'c' || cmdp == 'C') ? 44 : 16;
	
	PrintAndLog("Dumping Ultralight%s Card Data...", (Pages ==16)?"":"-C");
    	
    UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}};
    SendCommand(&c);
    UsbCommand resp;

    if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
		isOK  = resp.arg[0] & 0xff;
        if (!isOK) {                
			PrintAndLog("Command error");
			return 0;
		}
		data  = resp.d.asBytes;
	} else {
		PrintAndLog("Command execute timeout");
		return 0;
	}
		
	// Load lock bytes.
	int j = 0;
	
	lockbytes_t = data + 8;
	lockbytes[0] = lockbytes_t[2];
	lockbytes[1] = lockbytes_t[3];
	for(j = 0; j < 16; j++){
		bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
	}		
	
	// Load bottom lockbytes if available
	if ( Pages == 44 ) {
		
		lockbytes_t2 = data + (40*4);
		lockbytes2[0] = lockbytes_t2[2];
		lockbytes2[1] = lockbytes_t2[3];
		for (j = 0; j < 16; j++) {
			bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
		}
	}

	for (i = 0; i < Pages; ++i) {
		
		if ( i < 3 ) {
			PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4));
			continue;
		}
			
		switch(i){
			case 3: tmplockbit = bit[4]; break;
			case 4:	tmplockbit = bit[3]; break;
			case 5:	tmplockbit = bit[2]; break;
			case 6:	tmplockbit = bit[1]; break;
			case 7:	tmplockbit = bit[0]; break;
			case 8:	tmplockbit = bit[15]; break;
			case 9: tmplockbit = bit[14]; break;
			case 10: tmplockbit = bit[13]; break;
			case 11: tmplockbit = bit[12]; break;
			case 12: tmplockbit = bit[11]; break;
			case 13: tmplockbit = bit[10]; break;
			case 14: tmplockbit = bit[9]; break;
			case 15: tmplockbit = bit[8]; break;
			case 16:
			case 17:
			case 18:
			case 19: tmplockbit = bit2[6]; break;
			case 20:
			case 21:
			case 22:
			case 23: tmplockbit = bit2[5]; break; 
			case 24:
			case 25:
			case 26:
			case 27: tmplockbit = bit2[4]; break; 		    
			case 28:
			case 29:
			case 30:
			case 31: tmplockbit = bit2[2]; break;
			case 32:
			case 33:
			case 34:
			case 35: tmplockbit = bit2[1]; break; 
			case 36:
			case 37:
			case 38:
			case 39: tmplockbit = bit2[0]; break; 
			case 40: tmplockbit = bit2[12]; break;
			case 41: tmplockbit = bit2[11]; break;
			case 42: tmplockbit = bit2[10]; break; //auth0
			case 43: tmplockbit = bit2[9]; break;  //auth1
			default: break;
		}
		PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),tmplockbit);
	}  
	
	int len = 0;
	if ( Pages == 16 )
		len = param_getstr(Cmd,0,filename);
	else
		len = param_getstr(Cmd,1,filename);

	if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;

	// user supplied filename?
	if (len < 1) {
	
		// UID = data 0-1-2 4-5-6-7  (skips a beat)
		sprintf(fnameptr, "%02X", data[0]);
		fnameptr += 2;
		sprintf(fnameptr, "%02X", data[1]);
		fnameptr += 2;
		sprintf(fnameptr, "%02X", data[2]);
		fnameptr += 2;
		sprintf(fnameptr, "%02X", data[4]);
		fnameptr += 2;
		sprintf(fnameptr, "%02X", data[5]);
		fnameptr += 2;
		sprintf(fnameptr, "%02X", data[6]);
		fnameptr += 2;
		sprintf(fnameptr, "%02X", data[7]);
		fnameptr += 2;

	} else {
		fnameptr += len;
	}

	// add file extension
	sprintf(fnameptr, ".bin"); 

	if ((fout = fopen(filename,"wb")) == NULL) { 
		PrintAndLog("Could not create file name %s", filename);
		return 1;	
	}
	fwrite( data, 1, Pages*4, fout );
	fclose(fout);
	
	PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
    return 0;
}

// Needed to Authenticate to Ultralight C tags
void rol (uint8_t *data, const size_t len){
    uint8_t first = data[0];
    for (size_t i = 0; i < len-1; i++) {
        data[i] = data[i+1];
    }
    data[len-1] = first;
}

//-------------------------------------------------------------------------------
// Ultralight C Methods
//-------------------------------------------------------------------------------

//
// Ultralight C Authentication Demo {currently uses hard-coded key}
//
int CmdHF14AMfucAuth(const char *Cmd){
        
    uint8_t blockNo = 0, keyNo = 0;
    uint8_t e_RndB[8] = {0x00};
    uint32_t cuid = 0;
    unsigned char RndARndB[16] = {0x00};
    uint8_t key[16] = {0x00};
    DES_cblock RndA, RndB;
    DES_cblock iv;
    DES_key_schedule ks1,ks2;
    DES_cblock key1,key2;

	char cmdp = param_getchar(Cmd, 0);
	// 
	memset(iv, 0, 8);
	
    if (cmdp == 'h' || cmdp == 'H') {
        PrintAndLog("Usage:  hf mfu cauth k <key number>");
		PrintAndLog("      1 = all zeros key");
		PrintAndLog("      2 = 0x00-0x0F key");
		PrintAndLog("      3 = nfc key");
		PrintAndLog("      4 = all ones key");
		PrintAndLog("      defaults to 3DES standard key");
        PrintAndLog("        sample : hf mfu cauth k");
		PrintAndLog("               : hf mfu cauth k 3");
        return 0;
    } 
    
    //Change key to user defined one
    if (cmdp == 'k' || cmdp == 'K'){

		keyNo = param_get8(Cmd, 1);
        
		switch(keyNo){
            case 0:
                memcpy(key,key1_blnk_data,16);
                break;
            case 1:
                memcpy(key,key2_defa_data,16);
                break;
			case 2:	
                memcpy(key,key4_nfc_data,16);
                break;
			case 3: 
				memcpy(key,key5_ones_data,16);
                break;
            default:
                memcpy(key,key3_3des_data,16);
                break;
        }
    } else {
        memcpy(key,key3_3des_data,16);  
    }
	
    memcpy(key1,key,8);
    memcpy(key2,key+8,8);
    DES_set_key((DES_cblock *)key1,&ks1);
    DES_set_key((DES_cblock *)key2,&ks2);
        
	//Auth1
	UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}};
	SendCommand(&c);
	UsbCommand resp;
	if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
		uint8_t isOK  = resp.arg[0] & 0xff;
		cuid  = resp.arg[1];
		uint8_t * data= resp.d.asBytes;

		if (isOK){
			PrintAndLog("enc(RndB):%s", sprint_hex(data+1, 8));
			memcpy(e_RndB,data+1,8);
		} else {
			return 2; // auth failed.
		}		
	} else {
		PrintAndLog("Command execute timeout");
		return 1;
	}
       
    //Do crypto magic
    DES_random_key(&RndA);
    DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
    PrintAndLog("     RndB:%s",sprint_hex(RndB, 8));
    PrintAndLog("     RndA:%s",sprint_hex(RndA, 8));
    rol(RndB,8);
    memcpy(RndARndB,RndA,8);
    memcpy(RndARndB+8,RndB,8);
    PrintAndLog("     RA+B:%s",sprint_hex(RndARndB, 16));
    DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
    PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));

    //Auth2
    UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}};
    memcpy(d.d.asBytes,RndARndB, 16);
    SendCommand(&d);

	UsbCommand respb;
	if (WaitForResponseTimeout(CMD_ACK,&respb,1500)) {
		uint8_t  isOK  = respb.arg[0] & 0xff;
		uint8_t * data2= respb.d.asBytes;

		if (isOK){
			PrintAndLog("enc(RndA'):%s", sprint_hex(data2+1, 8));
		} else {
			return 2;
		}
		
	} else {
		PrintAndLog("Command execute timeout");
		return 1;
	} 
    return 0;
}

//
// Ultralight C Read Single Block
//
int CmdHF14AMfUCRdBl(const char *Cmd)
{
    uint8_t blockNo = -1;
 	char cmdp = param_getchar(Cmd, 0);
	
	if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
        PrintAndLog("Usage:  hf mfu crdbl  <block number>");
        PrintAndLog("        sample: hf mfu crdbl 0");
        return 0;
    }       
        
    blockNo = param_get8(Cmd, 0);
	if (blockNo < 0) {
		PrintAndLog("Wrong block number");
		return 1;
	}
	
    if (blockNo > MAX_ULTRAC_BLOCKS ){
        PrintAndLog("Error: Maximum number of readable blocks is 47 for Ultralight-C Cards!");
        return 1;
    } 
	
    PrintAndLog("--block no: 0x%02X (%d)", (int)blockNo, blockNo);

    //Read Block
    UsbCommand e = {CMD_MIFAREU_READBL, {blockNo}};
    SendCommand(&e);
    UsbCommand resp_c;
    if (WaitForResponseTimeout(CMD_ACK,&resp_c,1500)) {
        uint8_t isOK = resp_c.arg[0] & 0xff;
        uint8_t *data = resp_c.d.asBytes;
		
		PrintAndLog("isOk: %02x", isOK);
        if (isOK)
            PrintAndLog("Data: %s", sprint_hex(data, 4));
			
	} else {
		PrintAndLog("Command execute timeout");
	}
    return 0;
}

//
//  Mifare Ultralight C Write Single Block
//
int CmdHF14AMfUCWrBl(const char *Cmd){
    
    uint8_t blockNo = -1;
    bool chinese_card = FALSE;
    uint8_t bldata[16] = {0x00};
    UsbCommand resp;

 	char cmdp = param_getchar(Cmd, 0);
	
	if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {	
        PrintAndLog("Usage:  hf mfu cwrbl <block number> <block data (8 hex symbols)> [w]");
		PrintAndLog("       [block number]");
		PrintAndLog("       [block data] - (8 hex symbols)");
		PrintAndLog("       [w] - Chinese magic ultralight tag");
		PrintAndLog("");
        PrintAndLog("        sample: hf mfu cwrbl 0 01020304");
		PrintAndLog("");
        return 0;
    }
	
    blockNo = param_get8(Cmd, 0);
    if (blockNo > MAX_ULTRAC_BLOCKS ){
        PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!");
        return 1;
    }
	
    if (param_gethex(Cmd, 1, bldata, 8)) {
        PrintAndLog("Block data must include 8 HEX symbols");
        return 1;
    }
	
    if (strchr(Cmd,'w') != 0  || strchr(Cmd,'W') != 0 ) {
        chinese_card = TRUE; 
    }
	
	if ( blockNo <= 3 ) {
		if (!chinese_card){
			 PrintAndLog("Access Denied");  
		} else {
			PrintAndLog("--Special block no: 0x%02x", blockNo);
			PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
			UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
			memcpy(d.d.asBytes,bldata, 4);
			SendCommand(&d);
			if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
				uint8_t isOK  = resp.arg[0] & 0xff;
				PrintAndLog("isOk:%02x", isOK);
			} else {
				PrintAndLog("Command execute timeout");
			}  
		}	
	} else {
            PrintAndLog("--Block no : 0x%02x", blockNo);
            PrintAndLog("--Data: %s", sprint_hex(bldata, 4));        	
            UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
            memcpy(e.d.asBytes,bldata, 4);
            SendCommand(&e);
            if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
                uint8_t isOK  = resp.arg[0] & 0xff;
                PrintAndLog("isOk : %02x", isOK);
            } else {
                PrintAndLog("Command execute timeout");
            }
	}
	return 0;
}

//------------------------------------
// Menu Stuff
//------------------------------------
static command_t CommandTable[] =
{
    {"help",	CmdHelp,			1,"This help"},
    {"dbg",		CmdHF14AMfDbg,		0,"Set default debug mode"},
	{"info",	CmdHF14AMfUInfo,	0,"Taginfo"},
	{"dump",	CmdHF14AMfUDump,	0,"Dump MIFARE Ultralight / Ultralight-C tag to binary file"},
    {"rdbl",	CmdHF14AMfURdBl,	0,"Read block - MIFARE Ultralight"},
    {"wrbl",	CmdHF14AMfUWrBl,	0,"Write block - MIFARE Ultralight"},    
    {"crdbl",	CmdHF14AMfUCRdBl,	0,"Read block - MIFARE Ultralight C"},
    {"cwrbl",	CmdHF14AMfUCWrBl,	0,"Write MIFARE Ultralight C block"},   
	{"cauth",	CmdHF14AMfucAuth,	0,"try a Ultralight C Authentication"},
    {NULL, NULL, 0, NULL}
};

int CmdHFMFUltra(const char *Cmd){
    WaitForResponseTimeout(CMD_ACK,NULL,100);
    CmdsParse(CommandTable, Cmd);
    return 0;
}

int CmdHelp(const char *Cmd){
    CmdsHelp(CommandTable);
    return 0;
}
Commit	Line	Data
81740aa5	1	//-----------------------------------------------------------------------------
	2	// Ultralight Code (c) 2013,2014 Midnitesnake & Andy Davies of Pentura
	3	//
	4	// This code is licensed to you under the terms of the GNU GPL, version 2 or,
	5	// at your option, any later version. See the LICENSE.txt file for the text of
	6	// the license.
	7	//-----------------------------------------------------------------------------
	8	// High frequency MIFARE ULTRALIGHT (C) commands
	9	//-----------------------------------------------------------------------------
	10	#include <openssl/des.h>
	11	#include "cmdhfmfu.h"
	12	#include "cmdhfmf.h"
	13	#include "cmdhf14a.h"
	14
	15
	16	#define MAX_ULTRA_BLOCKS 0x0f
	17	#define MAX_ULTRAC_BLOCKS 0x2f
	18	//#define MAX_ULTRAC_BLOCKS 0x2c
	19	uint8_t key1_blnk_data[16] = { 0x00 };
	20	uint8_t key2_defa_data[16] = { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f };
	21	uint8_t key3_3des_data[16] = { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 };
	22	uint8_t key4_nfc_data[16] = { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 };
	23	uint8_t key5_ones_data[16] = { 0x01 };
	24
	25	static int CmdHelp(const char *Cmd);
	26
	27	int CmdHF14AMfUInfo(const char *Cmd){
	28
	29	uint8_t datatemp[7] = {0x00};
	30	uint8_t isOK = 0;
	31	uint8_t *data = NULL;
	32
	33	UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}};
	34	SendCommand(&c);
	35	UsbCommand resp;
	36
	37	if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
	38	isOK = resp.arg[0] & 0xff;
	39	data = resp.d.asBytes;
	40
	41	if (!isOK) {
	42	PrintAndLog("Error reading from tag");
	43	return -1;
	44	}
	45	} else {
	46	PrintAndLog("Command execute timed out");
	47	return -1;
	48	}
	49
	50	PrintAndLog("");
	51	PrintAndLog("-- Mifare Ultralight / Ultralight-C Tag Information ---------");
	52	PrintAndLog("-------------------------------------------------------------");
	53
	54	// UID
	55	memcpy( datatemp, data, 3);
	56	memcpy( datatemp+3, data+4, 4);
	57
	58	PrintAndLog("MANUFACTURER : %s", getTagInfo(datatemp[0]));
	59	PrintAndLog(" UID : %s ", sprint_hex(datatemp, 7));
	60	// BBC
	61	// CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
	62	int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
	63	if ( data[3] == crc0 )
	64	PrintAndLog(" BCC0 : %02x - Ok", data[3]);
65	else
66	PrintAndLog(" BCC0 : %02x - crc should be %02x", data[3], crc0);
67
68	int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
69	if ( data[8] == crc1 )
70	PrintAndLog(" BCC1 : %02x - Ok", data[8]);
71	else
72	PrintAndLog(" BCC1 : %02x - crc should be %02x", data[8], crc1 );
73
74	PrintAndLog(" Internal : %s ", sprint_hex(data + 9, 1));
75
76	memcpy(datatemp, data+10, 2);
77	PrintAndLog(" Lock : %s - %s", sprint_hex(datatemp, 2),printBits( 2, &datatemp) );
78	PrintAndLog(" OneTimePad : %s ", sprint_hex(data + 3*4, 4));
79	PrintAndLog("");
80
81	int len = CmdHF14AMfucAuth("K 0");
82	// PrintAndLog("CODE: %d",len);
83
84	PrintAndLog("Seems to be a Ultralight %s", (len==0) ? "-C" :"");
85	return 0;
86	}
87
88	//
89	// Mifare Ultralight Write Single Block
90	//
91	int CmdHF14AMfUWrBl(const char *Cmd){
92	uint8_t blockNo = -1;
93	bool chinese_card = FALSE;
94	uint8_t bldata[16] = {0x00};
95	UsbCommand resp;
96
97	char cmdp = param_getchar(Cmd, 0);
98	if (strlen(Cmd) < 3 \|\| cmdp == 'h' \|\| cmdp == 'H') {
99	PrintAndLog("Usage: hf mfu wrbl <block number> <block data (8 hex symbols)> [w]");
100	PrintAndLog(" [block number]");
101	PrintAndLog(" [block data] - (8 hex symbols)");
102	PrintAndLog(" [w] - Chinese magic ultralight tag");
103	PrintAndLog("");
104	PrintAndLog(" sample: hf mfu wrbl 0 01020304");
105	PrintAndLog("");
106	return 0;
107	}
108
109	blockNo = param_get8(Cmd, 0);
110
111	if (blockNo > MAX_ULTRA_BLOCKS){
112	PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
113	return 1;
114	}
115
116	if (param_gethex(Cmd, 1, bldata, 8)) {
117	PrintAndLog("Block data must include 8 HEX symbols");
118	return 1;
119	}
120
121	if (strchr(Cmd,'w') != 0 \|\| strchr(Cmd,'W') != 0 ) {
122	chinese_card = TRUE;
123	}
124
125	if ( blockNo <= 3) {
126	if (!chinese_card){
127	PrintAndLog("Access Denied");
128	} else {
129	PrintAndLog("--specialblock no:%02x", blockNo);
130	PrintAndLog("--data: %s", sprint_hex(bldata, 4));
131	UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
132	memcpy(d.d.asBytes,bldata, 4);
133	SendCommand(&d);
134	if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
135	uint8_t isOK = resp.arg[0] & 0xff;
136	PrintAndLog("isOk:%02x", isOK);
137	} else {
138	PrintAndLog("Command execute timeout");
139	}
140	}
141	} else {
142	PrintAndLog("--block no:%02x", blockNo);
143	PrintAndLog("--data: %s", sprint_hex(bldata, 4));
144	UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
145	memcpy(e.d.asBytes,bldata, 4);
146	SendCommand(&e);
147	if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
148	uint8_t isOK = resp.arg[0] & 0xff;
149	PrintAndLog("isOk:%02x", isOK);
150	} else {
151	PrintAndLog("Command execute timeout");
152	}
153	}
154	return 0;
155	}
156
157	//
158	// Mifare Ultralight Read Single Block
159	//
160	int CmdHF14AMfURdBl(const char *Cmd){
161
162	uint8_t blockNo = -1;
163
164	char cmdp = param_getchar(Cmd, 0);
165
166	if (strlen(Cmd) < 1 \|\| cmdp == 'h' \|\| cmdp == 'H') {
167	PrintAndLog("Usage: hf mfu rdbl <block number>");
168	PrintAndLog(" sample: hfu mfu rdbl 0");
169	return 0;
170	}
171
172	blockNo = param_get8(Cmd, 0);
173
174	if (blockNo > MAX_ULTRA_BLOCKS){
175	PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
176	return 1;
177	}
178
179	PrintAndLog("--block no:0x%02X (%d)", (int)blockNo, blockNo);
180	UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
181	SendCommand(&c);
182
183	UsbCommand resp;
184	if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
185	uint8_t isOK = resp.arg[0] & 0xff;
186	uint8_t * data = resp.d.asBytes;
187
188	PrintAndLog("isOk: %02x", isOK);
189
190	if (isOK)
191	PrintAndLog("Data: %s", sprint_hex(data, 4));
192	} else {
193	PrintAndLog("Command execute timeout");
194	}
195	return 0;
196	}
197
198	//
199	// Mifare Ultralight / Ultralight-C; Read and Dump Card Contents
200	//
201	int CmdHF14AMfUDump(const char *Cmd){
202
203	FILE *fout;
204	char filename[FILE_PATH_SIZE] = {0x00};
205	char * fnameptr = filename;
206
207	uint8_t *lockbytes_t = NULL;
208	uint8_t lockbytes[2] = {0x00};
209
210	uint8_t *lockbytes_t2 = NULL;
211	uint8_t lockbytes2[2] = {0x00};
212
213	bool bit[16] = {0x00};
214	bool bit2[16] = {0x00};
215
216	int i;
217	uint8_t BlockNo = 0;
218	int Pages = 16;
219
220	bool tmplockbit = false;
221	uint8_t isOK = 0;
222	uint8_t *data = NULL;
223
224	char cmdp = param_getchar(Cmd, 0);
225
226	if (cmdp == 'h' \|\| cmdp == 'H') {
227	PrintAndLog("Reads all pages from Mifare Ultralight or Ultralight-C tag.");
228	PrintAndLog("It saves binary dump into the file `filename.bin` or `cardUID.bin`");
229	PrintAndLog("Usage: hf mfu dump <c> <filename w/o .bin>");
230	PrintAndLog(" <c> optional cardtype c == Ultralight-C, if not defaults to Ultralight");
231	PrintAndLog(" sample: hf mfu dump");
232	PrintAndLog(" : hf mfu dump myfile");
233	PrintAndLog(" : hf mfu dump c myfile");
234	return 0;
235	}
236
237	// UL or UL-C?
238	Pages = (cmdp == 'c' \|\| cmdp == 'C') ? 44 : 16;
239
240	PrintAndLog("Dumping Ultralight%s Card Data...", (Pages ==16)?"":"-C");
241
242	UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}};
243	SendCommand(&c);
244	UsbCommand resp;
245
246	if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
247	isOK = resp.arg[0] & 0xff;
248	if (!isOK) {
249	PrintAndLog("Command error");
250	return 0;
251	}
252	data = resp.d.asBytes;
253	} else {
254	PrintAndLog("Command execute timeout");
255	return 0;
256	}
257
258	// Load lock bytes.
259	int j = 0;
260
261	lockbytes_t = data + 8;
262	lockbytes[0] = lockbytes_t[2];
263	lockbytes[1] = lockbytes_t[3];
264	for(j = 0; j < 16; j++){
265	bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
266	}
267
268	// Load bottom lockbytes if available
269	if ( Pages == 44 ) {
270
271	lockbytes_t2 = data + (40*4);
272	lockbytes2[0] = lockbytes_t2[2];
273	lockbytes2[1] = lockbytes_t2[3];
274	for (j = 0; j < 16; j++) {
275	bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
276	}
277	}
278
279	for (i = 0; i < Pages; ++i) {
280
281	if ( i < 3 ) {
282	PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4));
283	continue;
284	}
285
286	switch(i){
287	case 3: tmplockbit = bit[4]; break;
288	case 4: tmplockbit = bit[3]; break;
289	case 5: tmplockbit = bit[2]; break;
290	case 6: tmplockbit = bit[1]; break;
291	case 7: tmplockbit = bit[0]; break;
292	case 8: tmplockbit = bit[15]; break;
293	case 9: tmplockbit = bit[14]; break;
294	case 10: tmplockbit = bit[13]; break;
295	case 11: tmplockbit = bit[12]; break;
296	case 12: tmplockbit = bit[11]; break;
297	case 13: tmplockbit = bit[10]; break;
298	case 14: tmplockbit = bit[9]; break;
299	case 15: tmplockbit = bit[8]; break;
300	case 16:
301	case 17:
302	case 18:
303	case 19: tmplockbit = bit2[6]; break;
304	case 20:
305	case 21:
306	case 22:
307	case 23: tmplockbit = bit2[5]; break;
308	case 24:
309	case 25:
310	case 26:
311	case 27: tmplockbit = bit2[4]; break;
312	case 28:
313	case 29:
314	case 30:
315	case 31: tmplockbit = bit2[2]; break;
316	case 32:
317	case 33:
318	case 34:
319	case 35: tmplockbit = bit2[1]; break;
320	case 36:
321	case 37:
322	case 38:
323	case 39: tmplockbit = bit2[0]; break;
324	case 40: tmplockbit = bit2[12]; break;
325	case 41: tmplockbit = bit2[11]; break;
326	case 42: tmplockbit = bit2[10]; break; //auth0
327	case 43: tmplockbit = bit2[9]; break; //auth1
328	default: break;
329	}
330	PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),tmplockbit);
331	}
332
333	int len = 0;
334	if ( Pages == 16 )
335	len = param_getstr(Cmd,0,filename);
336	else
337	len = param_getstr(Cmd,1,filename);
338
339	if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
340
341	// user supplied filename?
342	if (len < 1) {
343
344	// UID = data 0-1-2 4-5-6-7 (skips a beat)
345	sprintf(fnameptr, "%02X", data[0]);
346	fnameptr += 2;
347	sprintf(fnameptr, "%02X", data[1]);
348	fnameptr += 2;
349	sprintf(fnameptr, "%02X", data[2]);
350	fnameptr += 2;
351	sprintf(fnameptr, "%02X", data[4]);
352	fnameptr += 2;
353	sprintf(fnameptr, "%02X", data[5]);
354	fnameptr += 2;
355	sprintf(fnameptr, "%02X", data[6]);
356	fnameptr += 2;
357	sprintf(fnameptr, "%02X", data[7]);
358	fnameptr += 2;
359
360	} else {
361	fnameptr += len;
362	}
363
364	// add file extension
365	sprintf(fnameptr, ".bin");
366
367	if ((fout = fopen(filename,"wb")) == NULL) {
368	PrintAndLog("Could not create file name %s", filename);
369	return 1;
370	}
371	fwrite( data, 1, Pages*4, fout );
372	fclose(fout);
373
374	PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
375	return 0;
376	}
377
378	// Needed to Authenticate to Ultralight C tags
379	void rol (uint8_t *data, const size_t len){
380	uint8_t first = data[0];
381	for (size_t i = 0; i < len-1; i++) {
382	data[i] = data[i+1];
383	}
384	data[len-1] = first;
385	}
386
387	//-------------------------------------------------------------------------------
388	// Ultralight C Methods
389	//-------------------------------------------------------------------------------
390
391	//
392	// Ultralight C Authentication Demo {currently uses hard-coded key}
393	//
394	int CmdHF14AMfucAuth(const char *Cmd){
395
396	uint8_t blockNo = 0, keyNo = 0;
397	uint8_t e_RndB[8] = {0x00};
398	uint32_t cuid = 0;
399	unsigned char RndARndB[16] = {0x00};
400	uint8_t key[16] = {0x00};
401	DES_cblock RndA, RndB;
402	DES_cblock iv;
403	DES_key_schedule ks1,ks2;
404	DES_cblock key1,key2;
405
406	char cmdp = param_getchar(Cmd, 0);
407	//
408	memset(iv, 0, 8);
409
410	if (cmdp == 'h' \|\| cmdp == 'H') {
411	PrintAndLog("Usage: hf mfu cauth k <key number>");
412	PrintAndLog(" 1 = all zeros key");
413	PrintAndLog(" 2 = 0x00-0x0F key");
414	PrintAndLog(" 3 = nfc key");
415	PrintAndLog(" 4 = all ones key");
416	PrintAndLog(" defaults to 3DES standard key");
417	PrintAndLog(" sample : hf mfu cauth k");
418	PrintAndLog(" : hf mfu cauth k 3");
419	return 0;
420	}
421
422	//Change key to user defined one
423	if (cmdp == 'k' \|\| cmdp == 'K'){
424
425	keyNo = param_get8(Cmd, 1);
426
427	switch(keyNo){
428	case 0:
429	memcpy(key,key1_blnk_data,16);
430	break;
431	case 1:
432	memcpy(key,key2_defa_data,16);
433	break;
434	case 2:
435	memcpy(key,key4_nfc_data,16);
436	break;
437	case 3:
438	memcpy(key,key5_ones_data,16);
439	break;
440	default:
441	memcpy(key,key3_3des_data,16);
442	break;
443	}
444	} else {
445	memcpy(key,key3_3des_data,16);
446	}
447
448	memcpy(key1,key,8);
449	memcpy(key2,key+8,8);
450	DES_set_key((DES_cblock *)key1,&ks1);
451	DES_set_key((DES_cblock *)key2,&ks2);
452
453	//Auth1
454	UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}};
455	SendCommand(&c);
456	UsbCommand resp;
457	if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
458	uint8_t isOK = resp.arg[0] & 0xff;
459	cuid = resp.arg[1];
460	uint8_t * data= resp.d.asBytes;
461
462	if (isOK){
463	PrintAndLog("enc(RndB):%s", sprint_hex(data+1, 8));
464	memcpy(e_RndB,data+1,8);
465	} else {
466	return 2; // auth failed.
467	}
468	} else {
469	PrintAndLog("Command execute timeout");
470	return 1;
471	}
472
473	//Do crypto magic
474	DES_random_key(&RndA);
475	DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
476	PrintAndLog(" RndB:%s",sprint_hex(RndB, 8));
477	PrintAndLog(" RndA:%s",sprint_hex(RndA, 8));
478	rol(RndB,8);
479	memcpy(RndARndB,RndA,8);
480	memcpy(RndARndB+8,RndB,8);
481	PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16));
482	DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
483	PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
484
485	//Auth2
486	UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}};
487	memcpy(d.d.asBytes,RndARndB, 16);
488	SendCommand(&d);
489
490	UsbCommand respb;
491	if (WaitForResponseTimeout(CMD_ACK,&respb,1500)) {
492	uint8_t isOK = respb.arg[0] & 0xff;
493	uint8_t * data2= respb.d.asBytes;
494
495	if (isOK){
496	PrintAndLog("enc(RndA'):%s", sprint_hex(data2+1, 8));
497	} else {
498	return 2;
499	}
500
501	} else {
502	PrintAndLog("Command execute timeout");
503	return 1;
504	}
505	return 0;
506	}
507
508	//
509	// Ultralight C Read Single Block
510	//
511	int CmdHF14AMfUCRdBl(const char *Cmd)
512	{
513	uint8_t blockNo = -1;
514	char cmdp = param_getchar(Cmd, 0);
515
516	if (strlen(Cmd) < 1 \|\| cmdp == 'h' \|\| cmdp == 'H') {
517	PrintAndLog("Usage: hf mfu crdbl <block number>");
518	PrintAndLog(" sample: hf mfu crdbl 0");
519	return 0;
520	}
521
522	blockNo = param_get8(Cmd, 0);
523	if (blockNo < 0) {
524	PrintAndLog("Wrong block number");
525	return 1;
526	}
527
528	if (blockNo > MAX_ULTRAC_BLOCKS ){
529	PrintAndLog("Error: Maximum number of readable blocks is 47 for Ultralight-C Cards!");
530	return 1;
531	}
532
533	PrintAndLog("--block no: 0x%02X (%d)", (int)blockNo, blockNo);
534
535	//Read Block
536	UsbCommand e = {CMD_MIFAREU_READBL, {blockNo}};
537	SendCommand(&e);
538	UsbCommand resp_c;
539	if (WaitForResponseTimeout(CMD_ACK,&resp_c,1500)) {
540	uint8_t isOK = resp_c.arg[0] & 0xff;
541	uint8_t *data = resp_c.d.asBytes;
542
543	PrintAndLog("isOk: %02x", isOK);
544	if (isOK)
545	PrintAndLog("Data: %s", sprint_hex(data, 4));
546
547	} else {
548	PrintAndLog("Command execute timeout");
549	}
550	return 0;
551	}
552
553	//
554	// Mifare Ultralight C Write Single Block
555	//
556	int CmdHF14AMfUCWrBl(const char *Cmd){
557
558	uint8_t blockNo = -1;
559	bool chinese_card = FALSE;
560	uint8_t bldata[16] = {0x00};
561	UsbCommand resp;
562
563	char cmdp = param_getchar(Cmd, 0);
564
565	if (strlen(Cmd) < 3 \|\| cmdp == 'h' \|\| cmdp == 'H') {
566	PrintAndLog("Usage: hf mfu cwrbl <block number> <block data (8 hex symbols)> [w]");
567	PrintAndLog(" [block number]");
568	PrintAndLog(" [block data] - (8 hex symbols)");
569	PrintAndLog(" [w] - Chinese magic ultralight tag");
570	PrintAndLog("");
571	PrintAndLog(" sample: hf mfu cwrbl 0 01020304");
572	PrintAndLog("");
573	return 0;
574	}
575
576	blockNo = param_get8(Cmd, 0);
577	if (blockNo > MAX_ULTRAC_BLOCKS ){
578	PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!");
579	return 1;
580	}
581
582	if (param_gethex(Cmd, 1, bldata, 8)) {
583	PrintAndLog("Block data must include 8 HEX symbols");
584	return 1;
585	}
586
587	if (strchr(Cmd,'w') != 0 \|\| strchr(Cmd,'W') != 0 ) {
588	chinese_card = TRUE;
589	}
590
591	if ( blockNo <= 3 ) {
592	if (!chinese_card){
593	PrintAndLog("Access Denied");
594	} else {
595	PrintAndLog("--Special block no: 0x%02x", blockNo);
596	PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
597	UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
598	memcpy(d.d.asBytes,bldata, 4);
599	SendCommand(&d);
600	if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
601	uint8_t isOK = resp.arg[0] & 0xff;
602	PrintAndLog("isOk:%02x", isOK);
603	} else {
604	PrintAndLog("Command execute timeout");
605	}
606	}
607	} else {
608	PrintAndLog("--Block no : 0x%02x", blockNo);
609	PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
610	UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
611	memcpy(e.d.asBytes,bldata, 4);
612	SendCommand(&e);
613	if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
614	uint8_t isOK = resp.arg[0] & 0xff;
615	PrintAndLog("isOk : %02x", isOK);
616	} else {
617	PrintAndLog("Command execute timeout");
618	}
619	}
620	return 0;
621	}
622
623	//------------------------------------
624	// Menu Stuff
625	//------------------------------------
626	static command_t CommandTable[] =
627	{
628	{"help", CmdHelp, 1,"This help"},
629	{"dbg", CmdHF14AMfDbg, 0,"Set default debug mode"},
630	{"info", CmdHF14AMfUInfo, 0,"Taginfo"},
631	{"dump", CmdHF14AMfUDump, 0,"Dump MIFARE Ultralight / Ultralight-C tag to binary file"},
632	{"rdbl", CmdHF14AMfURdBl, 0,"Read block - MIFARE Ultralight"},
633	{"wrbl", CmdHF14AMfUWrBl, 0,"Write block - MIFARE Ultralight"},
634	{"crdbl", CmdHF14AMfUCRdBl, 0,"Read block - MIFARE Ultralight C"},
635	{"cwrbl", CmdHF14AMfUCWrBl, 0,"Write MIFARE Ultralight C block"},
636	{"cauth", CmdHF14AMfucAuth, 0,"try a Ultralight C Authentication"},
637	{NULL, NULL, 0, NULL}
638	};
639
640	int CmdHFMFUltra(const char *Cmd){
641	WaitForResponseTimeout(CMD_ACK,NULL,100);
642	CmdsParse(CommandTable, Cmd);
643	return 0;
644	}
645
646	int CmdHelp(const char *Cmd){
647	CmdsHelp(CommandTable);
648	return 0;
649	}