[proxmark3-svn] / client / cmdhf14b.c

//-----------------------------------------------------------------------------
// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
//
// 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 ISO14443B commands
//-----------------------------------------------------------------------------

#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <stdint.h>
#include "iso14443crc.h"
#include "proxmark3.h"
#include "data.h"
#include "graph.h"
#include "util.h"
#include "ui.h"
#include "cmdparser.h"
#include "cmdhf14b.h"
#include "cmdmain.h"
#include "cmdhf14a.h"

static int CmdHelp(const char *Cmd);

int CmdHF14BList(const char *Cmd)
{
	PrintAndLog("Deprecated command, use 'hf list 14b' instead");

	return 0;
}

int CmdHF14BSim(const char *Cmd)
{
  UsbCommand c={CMD_SIMULATE_TAG_ISO_14443B};
  clearCommandBuffer();
  SendCommand(&c);
  return 0;
}

int CmdHF14BSnoop(const char *Cmd)
{
  UsbCommand c = {CMD_SNOOP_ISO_14443B};
  clearCommandBuffer();
  SendCommand(&c);
  return 0;
}

/* New command to read the contents of a SRI512 tag
 * SRI512 tags are ISO14443-B modulated memory tags,
 * this command just dumps the contents of the memory
 */
int CmdSri512Read(const char *Cmd)
{
  UsbCommand c = {CMD_READ_SRI512_TAG, {strtol(Cmd, NULL, 0), 0, 0}};
  clearCommandBuffer();
  SendCommand(&c);
  return 0;
}

/* New command to read the contents of a SRIX4K tag
 * SRIX4K tags are ISO14443-B modulated memory tags,
 * this command just dumps the contents of the memory/
 */
int CmdSrix4kRead(const char *Cmd)
{
  UsbCommand c = {CMD_READ_SRIX4K_TAG, {strtol(Cmd, NULL, 0), 0, 0}};
  clearCommandBuffer();
  SendCommand(&c);
  return 0;
}

int rawClose(void){
	UsbCommand resp;
	UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}};
	clearCommandBuffer();
	SendCommand(&c);
	if (!WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
		return 0;
	}
	return 0;
}

int HF14BCmdRaw(bool reply, bool *crc, bool power, uint8_t *data, uint8_t *datalen, bool verbose){
	UsbCommand resp;
	UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}}; // len,recv,power
	if(*crc)
	{
		uint8_t first, second;
		ComputeCrc14443(CRC_14443_B, data, *datalen, &first, &second);
		data[*datalen] = first;
		data[*datalen + 1] = second;
		*datalen += 2;
	}
	
	c.arg[0] = *datalen;
	c.arg[1] = reply;
	c.arg[2] = power;
	memcpy(c.d.asBytes,data,*datalen);
	clearCommandBuffer();
	SendCommand(&c);
	
	if (!reply) return 1; 

	if (!WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
		if (verbose) PrintAndLog("timeout while waiting for reply.");
		return 0;
	}
	*datalen = resp.arg[0];
	if (verbose) PrintAndLog("received %u octets", *datalen);
	if(*datalen<2) return 0;

	memcpy(data, resp.d.asBytes, *datalen);
	if (verbose) PrintAndLog("%s", sprint_hex(data, *datalen));

	uint8_t first, second;
	ComputeCrc14443(CRC_14443_B, data, *datalen-2, &first, &second);
	if(data[*datalen-2] == first && data[*datalen-1] == second) {
		if (verbose) PrintAndLog("CRC OK");
		*crc = true;
	} else {
		if (verbose) PrintAndLog("CRC failed");
		*crc = false;
	}
	return 1;
}

int CmdHF14BCmdRaw (const char *Cmd) {
	bool reply = true;
	bool crc = false;
	bool power = false;
	bool select = false;
	char buf[5] = "";
	uint8_t data[100] = {0x00};
	uint8_t datalen = 0;
	unsigned int temp;
	int i = 0;
	if (strlen(Cmd)<3) {
			PrintAndLog("Usage: hf 14b raw [-r] [-c] [-p] <0A 0B 0C ... hex>");
			PrintAndLog("       -r    do not read response");
			PrintAndLog("       -c    calculate and append CRC");
			PrintAndLog("       -p    leave the field on after receive");
			PrintAndLog("       -s    active signal field ON with select");
			return 0;
	}

	// strip
	while (*Cmd==' ' || *Cmd=='\t') Cmd++;
	
	while (Cmd[i]!='\0') {
		if (Cmd[i]==' ' || Cmd[i]=='\t') { i++; continue; }
		if (Cmd[i]=='-') {
			switch (Cmd[i+1]) {
				case 'r': 
				case 'R': 
					reply = false;
					break;
				case 'c':
				case 'C':                
					crc = true;
					break;
				case 'p': 
				case 'P': 
					power = true;
					break;
				case 's':
				case 'S':
					select = true;
					break;
				default:
					PrintAndLog("Invalid option");
					return 0;
			}
			i+=2;
			continue;
		}
		if ((Cmd[i]>='0' && Cmd[i]<='9') ||
		    (Cmd[i]>='a' && Cmd[i]<='f') ||
		    (Cmd[i]>='A' && Cmd[i]<='F') ) {
			buf[strlen(buf)+1]=0;
			buf[strlen(buf)]=Cmd[i];
			i++;
			
			if (strlen(buf)>=2) {
				sscanf(buf,"%x",&temp);
				data[datalen++]=(uint8_t)(temp & 0xff);
				*buf=0;
			}
			continue;
		}
		PrintAndLog("Invalid char on input");
		return 1;
	}
	if (datalen == 0)
	{
		PrintAndLog("Missing data input");
		return 0;
	}

	if (select){
		uint8_t	cmd2[16];
		uint8_t cmdLen = 3;
		bool crc2 = true;
		cmd2[0] = 0x05;
		cmd2[1] = 0x00;
		cmd2[2] = 0x08;

		if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();

		if (cmd2[0] != 0x50 || cmdLen != 14 || !crc2) return rawClose();

		data[0] = 0x1D;
		data[5] = 0x00;
		data[6] = 0x08;
		data[7] = 0x01;
		data[8] = 0x00;

		cmdLen = 9;
		if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();

		if (cmd2[0] != 0x10 || cmdLen != 3 || !crc2) return rawClose();
	}

	return HF14BCmdRaw(reply, &crc, power, data, &datalen, true);
}

// print full atqb info
static void print_atqb_resp(uint8_t *data){
	PrintAndLog ("           UID: %s", sprint_hex(data+1,4));
	PrintAndLog ("      App Data: %s", sprint_hex(data+5,4));
	PrintAndLog ("      Protocol: %s", sprint_hex(data+9,3));
	uint8_t BitRate = data[9];
	if (!BitRate) 
		PrintAndLog ("      Bit Rate: 106 kbit/s only PICC <-> PCD");
	if (BitRate & 0x10)
		PrintAndLog ("      Bit Rate: 212 kbit/s PICC -> PCD supported");
	if (BitRate & 0x20)
		PrintAndLog ("      Bit Rate: 424 kbit/s PICC -> PCD supported"); 
	if (BitRate & 0x40)
		PrintAndLog ("      Bit Rate: 847 kbit/s PICC -> PCD supported"); 
	if (BitRate & 0x01)
		PrintAndLog ("      Bit Rate: 212 kbit/s PICC <- PCD supported");
	if (BitRate & 0x02)
		PrintAndLog ("      Bit Rate: 424 kbit/s PICC <- PCD supported"); 
	if (BitRate & 0x04)
		PrintAndLog ("      Bit Rate: 847 kbit/s PICC <- PCD supported"); 
	if (BitRate & 0x80) 
		PrintAndLog ("                Same bit rate <-> required");

	uint16_t maxFrame = data[10]>>4;
	if (maxFrame < 5) 
		maxFrame = 8*maxFrame + 16;
	else if (maxFrame == 5)
		maxFrame = 64;
	else if (maxFrame == 6)
		maxFrame = 96;
	else if (maxFrame == 7)
		maxFrame = 128;
	else if (maxFrame == 8)
		maxFrame = 256;
	else
		maxFrame = 257;

	PrintAndLog ("Max Frame Size: %d%s",maxFrame, (maxFrame == 257) ? "+ RFU" : "");

	uint8_t protocolT = data[10] & 0xF;
	PrintAndLog (" Protocol Type: Protocol is %scompliant with ISO/IEC 14443-4",(protocolT) ? "" : "not " );
	PrintAndLog ("Frame Wait Int: %d", data[11]>>4);
	PrintAndLog (" App Data Code: Application is %s",(data[11]&4) ? "Standard" : "Proprietary");
	PrintAndLog (" Frame Options: NAD is %ssupported",(data[11]&2) ? "" : "not ");
	PrintAndLog (" Frame Options: CID is %ssupported",(data[11]&1) ? "" : "not ");
	
	return;
}

// get SRx chip model (from UID) // from ST Microelectronics
char *get_ST_Chip_Model(uint8_t data){
	static char model[20];
	char *retStr = model;
	memset(model,0, sizeof(model));

	switch (data) {
		case 0x0: sprintf(retStr, "SRIX4K (Special)"); break;
		case 0x2: sprintf(retStr, "SR176"); break;
		case 0x3: sprintf(retStr, "SRIX4K"); break;
		case 0x4: sprintf(retStr, "SRIX512"); break;
		case 0x6: sprintf(retStr, "SRI512"); break;
		case 0x7: sprintf(retStr, "SRI4K"); break;
		case 0xC: sprintf(retStr, "SRT512"); break;
		default : sprintf(retStr, "Unknown"); break;
	}
	return retStr;
}

int print_ST_Lock_info(uint8_t model){
	//assume connection open and tag selected...
	uint8_t data[16] = {0x00};
	uint8_t datalen = 2;
	bool crc = true;
	uint8_t resplen;
	uint8_t	blk1;
	data[0] = 0x08;

	if (model == 0x2) { //SR176 has special command:
		data[1] = 0xf;
		resplen = 4;			
	} else {
		data[1] = 0xff;
		resplen = 6;
	}

	//std read cmd
	if (HF14BCmdRaw(true, &crc, true, data, &datalen, false)==0) return rawClose();

	if (datalen != resplen || !crc) return rawClose();

	PrintAndLog("Chip Write Protection Bits:");
	// now interpret the data
	switch (model){
		case 0x0: //fall through (SRIX4K special)
		case 0x3: //fall through (SRIx4K)
		case 0x7: //             (SRI4K)
			//only need data[3]
			blk1 = 9;
			PrintAndLog("   raw: %s",printBits(1,data+3));
			PrintAndLog(" 07/08:%slocked", (data[3] & 1) ? " not " : " " );
			for (uint8_t i = 1; i<8; i++){
				PrintAndLog("    %02u:%slocked", blk1, (data[3] & (1 << i)) ? " not " : " " );
				blk1++;
			}
			break;
		case 0x4: //fall through (SRIX512)
		case 0x6: //fall through (SRI512)
		case 0xC: //             (SRT512)
			//need data[2] and data[3]
			blk1 = 0;
			PrintAndLog("   raw: %s",printBits(2,data+2));
			for (uint8_t b=2; b<4; b++){
				for (uint8_t i=0; i<8; i++){
					PrintAndLog("    %02u:%slocked", blk1, (data[b] & (1 << i)) ? " not " : " " );
					blk1++;
				}
			}
			break;
		case 0x2: //             (SR176)
			//need data[2]
			blk1 = 0;
			PrintAndLog("   raw: %s",printBits(1,data+2));
			for (uint8_t i = 0; i<8; i++){
				PrintAndLog(" %02u/%02u:%slocked", blk1, blk1+1, (data[2] & (1 << i)) ? " " : " not " );
				blk1+=2;
			}
			break;
		default:
			return rawClose();
	}
	return 1;
}

// print UID info from SRx chips (ST Microelectronics)
static void print_st_general_info(uint8_t *data){
	//uid = first 8 bytes in data
	PrintAndLog("   UID: %s", sprint_hex(SwapEndian64(data,8,8),8));
	PrintAndLog("   MFG: %02X, %s", data[6], getTagInfo(data[6]));
	PrintAndLog("  Chip: %02X, %s", data[5]>>2, get_ST_Chip_Model(data[5]>>2));
	return;
}

// 14b get and print UID only (general info)
int HF14BStdReader(uint8_t *data, uint8_t *datalen){
	//05 00 00 = find one tag in field
	//1d xx xx xx xx 00 08 01 00 = attrib xx=UID (resp 10 [f9 e0])
	//a3 = ?  (resp 03 [e2 c2])
	//02 = ?  (resp 02 [6a d3])
	// 022b (resp 02 67 00 [29  5b])
	// 0200a40400 (resp 02 67 00 [29 5b])
	// 0200a4040c07a0000002480300 (resp 02 67 00 [29 5b])
	// 0200a4040c07a0000002480200 (resp 02 67 00 [29 5b])
	// 0200a4040006a0000000010100 (resp 02 6a 82 [4b 4c])
	// 0200a4040c09d27600002545500200 (resp 02 67 00 [29 5b])
	// 0200a404000cd2760001354b414e4d30310000 (resp 02 6a 82 [4b 4c])
	// 0200a404000ca000000063504b43532d313500 (resp 02 6a 82 [4b 4c])
	// 0200a4040010a000000018300301000000000000000000 (resp 02 6a 82 [4b 4c])
	//03 = ?  (resp 03 [e3 c2])
	//c2 = ?  (resp c2 [66 15])
	//b2 = ?  (resp a3 [e9 67])
	bool crc = true;
	*datalen = 3;
	//std read cmd
	data[0] = 0x05;
	data[1] = 0x00;
	data[2] = 0x08;

	if (HF14BCmdRaw(true, &crc, false, data, datalen, false)==0) return 0;

	if (data[0] != 0x50 || *datalen != 14 || !crc) return 0;

	PrintAndLog ("\n14443-3b tag found:");
	PrintAndLog ("           UID: %s", sprint_hex(data+1,4));

	return 1;
}

// 14b get and print Full Info (as much as we know)
int HF14BStdInfo(uint8_t *data, uint8_t *datalen){
	if (!HF14BStdReader(data,datalen)) return 0;

	//add more info here
	print_atqb_resp(data);

	return 1;
}

// SRx get and print general info about SRx chip from UID
int HF14B_ST_Reader(uint8_t *data, uint8_t *datalen, bool closeCon){
	bool crc = true;
	*datalen = 2;
	//wake cmd
	data[0] = 0x06;
	data[1] = 0x00;

	//leave power on
	// verbose on for now for testing - turn off when functional
	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();

	if (*datalen != 3 || !crc) return rawClose();

	uint8_t chipID = data[0];
	// select
	data[0] = 0x0E;
	data[1] = chipID;
	*datalen = 2;

	//leave power on
	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();

	if (*datalen != 3 || !crc || data[0] != chipID) return rawClose();

	// get uid
	data[0] = 0x0B;
	*datalen = 1;

	//leave power on
	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();

	if (*datalen != 10 || !crc) return rawClose();

	//power off ?
	if (closeCon) rawClose();

	PrintAndLog("\n14443-3b ST tag found:");
	print_st_general_info(data);
	return 1;
}

// SRx get and print full info (needs more info...)
int HF14B_ST_Info(uint8_t *data, uint8_t *datalen){
	if (!HF14B_ST_Reader(data, datalen, false)) return 0;
	
	//add locking bit information here.
	if (print_ST_Lock_info(data[5]>>2)) 
		rawClose();

	return 1;
}

// test for other 14b type tags (mimic another reader - don't have tags to identify)
int HF14B_Other_Reader(uint8_t *data, uint8_t *datalen){
	bool crc = true;
	*datalen = 4;
	//std read cmd
	data[0] = 0x00;
	data[1] = 0x0b;
	data[2] = 0x3f;
	data[3] = 0x80;

	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)!=0) {
		if (*datalen > 2 || !crc) {
			PrintAndLog ("\n14443-3b tag found:");
			PrintAndLog ("Unknown tag type answered to a 0x000b3f80 command ans:");
			PrintAndLog ("%s",sprint_hex(data,*datalen));
			rawClose();
			return 1;
		}
	}

	crc = false;
	*datalen = 1;
	data[0] = 0x0a;

	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)!=0) {
		if (*datalen > 0) {
			PrintAndLog ("\n14443-3b tag found:");
			PrintAndLog ("Unknown tag type answered to a 0x0A command ans:");
			PrintAndLog ("%s",sprint_hex(data,*datalen));
			rawClose();
			return 1;
		}
	}
	
	crc = false;
	*datalen = 1;
	data[0] = 0x0c;

	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)!=0) {
		if (*datalen > 0) {
			PrintAndLog ("\n14443-3b tag found:");
			PrintAndLog ("Unknown tag type answered to a 0x0C command ans:");
			PrintAndLog ("%s",sprint_hex(data,*datalen));
			rawClose();
			return 1;
		}
	}
	rawClose();
	return 0;
}

// get and print all info known about any known 14b tag
int HF14BInfo(bool verbose){
	uint8_t data[100];
	uint8_t datalen = 5;
	
	// try std 14b (atqb)
	if (HF14BStdInfo(data, &datalen)) return 1;

	// try st 14b
	if (HF14B_ST_Info(data, &datalen)) return 1;

	// try unknown 14b read commands (to be identified later)
	//   could be read of calypso, CEPAS, moneo, or pico pass.
	if (HF14B_Other_Reader(data, &datalen)) return 1;

	if (verbose) PrintAndLog("no 14443B tag found");
	return 0;
}

// menu command to get and print all info known about any known 14b tag
int CmdHF14Binfo(const char *Cmd){
	return HF14BInfo(true);
}

// get and print general info about all known 14b chips
int HF14BReader(bool verbose){
	uint8_t data[100];
	uint8_t datalen = 5;
	
	// try std 14b (atqb)
	if (HF14BStdReader(data, &datalen)) return 1;

	// try st 14b
	if (HF14B_ST_Reader(data, &datalen, true)) return 1;

	// try unknown 14b read commands (to be identified later)
	//   could be read of calypso, CEPAS, moneo, or pico pass.
	if (HF14B_Other_Reader(data, &datalen)) return 1;

	if (verbose) PrintAndLog("no 14443B tag found");
	return 0;
}

// menu command to get and print general info about all known 14b chips
int CmdHF14BReader(const char *Cmd){
	return HF14BReader(true);
}

int CmdSriWrite( const char *Cmd){
/*
 * For SRIX4K  blocks 00 - 7F
 * hf 14b raw -c -p 09 $srix4kwblock $srix4kwdata
 *
 * For SR512  blocks 00 - 0F
 * hf 14b raw -c -p 09 $sr512wblock $sr512wdata
 * 
 * Special block FF =  otp_lock_reg block.
 * Data len 4 bytes-
 */
 	char cmdp = param_getchar(Cmd, 0);
	uint8_t blockno = -1;
	uint8_t data[4] = {0x00};
	bool isSrix4k = true;
	char str[20];	

	if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
		PrintAndLog("Usage:  hf 14b write <1|2> <BLOCK> <DATA>");
		PrintAndLog("    [1 = SRIX4K]");
		PrintAndLog("    [2 = SRI512]");
		PrintAndLog("    [BLOCK number depends on tag, special block == FF]");
		PrintAndLog("     sample: hf 14b write 1 7F 11223344");
		PrintAndLog("           : hf 14b write 1 FF 11223344");
		PrintAndLog("           : hf 14b write 2 15 11223344");
		PrintAndLog("           : hf 14b write 2 FF 11223344");
		return 0;
	}

	if ( cmdp == '2' )
		isSrix4k = false;
	
	//blockno = param_get8(Cmd, 1);
	
	if ( param_gethex(Cmd,1, &blockno, 2) ) {
		PrintAndLog("Block number must include 2 HEX symbols");
		return 0;
	}
	
	if ( isSrix4k ){
		if ( blockno > 0x7f && blockno != 0xff ){
			PrintAndLog("Block number out of range");
			return 0;
		}		
	} else {
		if ( blockno > 0x0f && blockno != 0xff ){
			PrintAndLog("Block number out of range");
			return 0;
		}		
	}
	
	if (param_gethex(Cmd, 2, data, 8)) {
		PrintAndLog("Data must include 8 HEX symbols");
		return 0;
	}
 
	if ( blockno == 0xff)
		PrintAndLog("[%s] Write special block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512" , blockno,  sprint_hex(data,4) );
	else
		PrintAndLog("[%s] Write block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512", blockno,  sprint_hex(data,4) );
 
	sprintf(str, "-c 09 %02x %02x%02x%02x%02x", blockno, data[0], data[1], data[2], data[3]);

	CmdHF14BCmdRaw(str);
	return 0;
}

static command_t CommandTable[] = 
{
  {"help",        CmdHelp,        1, "This help"},
  {"info",        CmdHF14Binfo,   0, "Find and print details about a 14443B tag"},
  {"list",        CmdHF14BList,   0, "[Deprecated] List ISO 14443B history"},
  {"reader",      CmdHF14BReader, 0, "Act as a 14443B reader to identify a tag"},
  {"sim",         CmdHF14BSim,    0, "Fake ISO 14443B tag"},
  {"snoop",       CmdHF14BSnoop,  0, "Eavesdrop ISO 14443B"},
  {"sri512read",  CmdSri512Read,  0, "Read contents of a SRI512 tag"},
  {"srix4kread",  CmdSrix4kRead,  0, "Read contents of a SRIX4K tag"},
  {"sriwrite",    CmdSriWrite,    0, "Write data to a SRI512 | SRIX4K tag"},
  {"raw",         CmdHF14BCmdRaw, 0, "Send raw hex data to tag"},
  {NULL, NULL, 0, NULL}
};

int CmdHF14B(const char *Cmd)
{
  CmdsParse(CommandTable, Cmd);
  return 0;
}

int CmdHelp(const char *Cmd)
{
  CmdsHelp(CommandTable);
  return 0;
}
Commit	Line	Data
a553f267	1	//-----------------------------------------------------------------------------
	2	// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
	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 ISO14443B commands
	9	//-----------------------------------------------------------------------------
	10
7fe9b0b7	11	#include <stdio.h>
	12	#include <stdlib.h>
	13	#include <stdbool.h>
	14	#include <string.h>
	15	#include <stdint.h>
	16	#include "iso14443crc.h"
902cb3c0	17	#include "proxmark3.h"
7fe9b0b7	18	#include "data.h"
7fe9b0b7	19	#include "graph.h"
3fe4ff4f	20	#include "util.h"
7fe9b0b7	21	#include "ui.h"
	22	#include "cmdparser.h"
	23	#include "cmdhf14b.h"
7cf3ef20	24	#include "cmdmain.h"
ff4fdb32	25	#include "cmdhf14a.h"
7fe9b0b7	26
	27	static int CmdHelp(const char *Cmd);
	28
7fe9b0b7	29	int CmdHF14BList(const char *Cmd)
7fe9b0b7	30	{
388c92bd	31	PrintAndLog("Deprecated command, use 'hf list 14b' instead");
7fe9b0b7	32
388c92bd	33	return 0;
7fe9b0b7	34	}
7fe9b0b7	35
132a0217	36	int CmdHF14BSim(const char *Cmd)
7fe9b0b7	37	{
132a0217	38	UsbCommand c={CMD_SIMULATE_TAG_ISO_14443B};
ff4fdb32	39	clearCommandBuffer();
7fe9b0b7	40	SendCommand(&c);
	41	return 0;
	42	}
	43
	44	int CmdHF14BSnoop(const char *Cmd)
	45	{
132a0217	46	UsbCommand c = {CMD_SNOOP_ISO_14443B};
ff4fdb32	47	clearCommandBuffer();
7fe9b0b7	48	SendCommand(&c);
	49	return 0;
	50	}
	51
	52	/* New command to read the contents of a SRI512 tag
	53	* SRI512 tags are ISO14443-B modulated memory tags,
	54	* this command just dumps the contents of the memory
	55	*/
	56	int CmdSri512Read(const char *Cmd)
	57	{
	58	UsbCommand c = {CMD_READ_SRI512_TAG, {strtol(Cmd, NULL, 0), 0, 0}};
ff4fdb32	59	clearCommandBuffer();
7fe9b0b7	60	SendCommand(&c);
	61	return 0;
	62	}
	63
	64	/* New command to read the contents of a SRIX4K tag
	65	* SRIX4K tags are ISO14443-B modulated memory tags,
	66	* this command just dumps the contents of the memory/
	67	*/
	68	int CmdSrix4kRead(const char *Cmd)
	69	{
	70	UsbCommand c = {CMD_READ_SRIX4K_TAG, {strtol(Cmd, NULL, 0), 0, 0}};
ff4fdb32	71	clearCommandBuffer();
7fe9b0b7	72	SendCommand(&c);
	73	return 0;
	74	}
	75
ff4fdb32	76	int rawClose(void){
	77	UsbCommand resp;
	78	UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}};
	79	clearCommandBuffer();
	80	SendCommand(&c);
	81	if (!WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
	82	return 0;
	83	}
	84	return 0;
	85	}
	86
	87	int HF14BCmdRaw(bool reply, bool crc, bool power, uint8_t data, uint8_t *datalen, bool verbose){
	88	UsbCommand resp;
	89	UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}}; // len,recv,power
	90	if(*crc)
	91	{
	92	uint8_t first, second;
	93	ComputeCrc14443(CRC_14443_B, data, *datalen, &first, &second);
	94	data[*datalen] = first;
	95	data[*datalen + 1] = second;
	96	*datalen += 2;
	97	}
	98
	99	c.arg[0] = *datalen;
	100	c.arg[1] = reply;
	101	c.arg[2] = power;
	102	memcpy(c.d.asBytes,data,*datalen);
	103	clearCommandBuffer();
	104	SendCommand(&c);
	105
	106	if (!reply) return 1;
	107
	108	if (!WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
	109	if (verbose) PrintAndLog("timeout while waiting for reply.");
	110	return 0;
	111	}
	112	*datalen = resp.arg[0];
	113	if (verbose) PrintAndLog("received %u octets", *datalen);
	114	if(*datalen<2) return 0;
	115
	116	memcpy(data, resp.d.asBytes, *datalen);
	117	if (verbose) PrintAndLog("%s", sprint_hex(data, *datalen));
	118
	119	uint8_t first, second;
	120	ComputeCrc14443(CRC_14443_B, data, *datalen-2, &first, &second);
	121	if(data[datalen-2] == first && data[datalen-1] == second) {
	122	if (verbose) PrintAndLog("CRC OK");
	123	*crc = true;
	124	} else {
	125	if (verbose) PrintAndLog("CRC failed");
	126	*crc = false;
	127	}
	128	return 1;
	129	}
	130
	131	int CmdHF14BCmdRaw (const char *Cmd) {
	132	bool reply = true;
	133	bool crc = false;
	134	bool power = false;
b8edab0f	135	bool select = false;
ff4fdb32	136	char buf[5] = "";
	137	uint8_t data[100] = {0x00};
	138	uint8_t datalen = 0;
	139	unsigned int temp;
	140	int i = 0;
	141	if (strlen(Cmd)<3) {
	142	PrintAndLog("Usage: hf 14b raw [-r] [-c] [-p] <0A 0B 0C ... hex>");
	143	PrintAndLog(" -r do not read response");
	144	PrintAndLog(" -c calculate and append CRC");
	145	PrintAndLog(" -p leave the field on after receive");
b8edab0f	146	PrintAndLog(" -s active signal field ON with select");
b8edab0f	147	return 0;
ff4fdb32	148	}
	149
	150	// strip
	151	while (Cmd==' ' \|\| Cmd=='\t') Cmd++;
	152
	153	while (Cmd[i]!='\0') {
	154	if (Cmd[i]==' ' \|\| Cmd[i]=='\t') { i++; continue; }
	155	if (Cmd[i]=='-') {
	156	switch (Cmd[i+1]) {
	157	case 'r':
	158	case 'R':
	159	reply = false;
	160	break;
	161	case 'c':
	162	case 'C':
	163	crc = true;
	164	break;
	165	case 'p':
	166	case 'P':
	167	power = true;
	168	break;
b8edab0f	169	case 's':
	170	case 'S':
	171	select = true;
	172	break;
ff4fdb32	173	default:
	174	PrintAndLog("Invalid option");
	175	return 0;
	176	}
	177	i+=2;
	178	continue;
	179	}
	180	if ((Cmd[i]>='0' && Cmd[i]<='9') \|\|
	181	(Cmd[i]>='a' && Cmd[i]<='f') \|\|
	182	(Cmd[i]>='A' && Cmd[i]<='F') ) {
	183	buf[strlen(buf)+1]=0;
	184	buf[strlen(buf)]=Cmd[i];
	185	i++;
	186
	187	if (strlen(buf)>=2) {
	188	sscanf(buf,"%x",&temp);
	189	data[datalen++]=(uint8_t)(temp & 0xff);
	190	*buf=0;
	191	}
	192	continue;
	193	}
	194	PrintAndLog("Invalid char on input");
	195	return 1;
	196	}
	197	if (datalen == 0)
	198	{
	199	PrintAndLog("Missing data input");
	200	return 0;
	201	}
	202
b8edab0f	203	if (select){
	204	uint8_t cmd2[16];
	205	uint8_t cmdLen = 3;
	206	bool crc2 = true;
	207	cmd2[0] = 0x05;
	208	cmd2[1] = 0x00;
	209	cmd2[2] = 0x08;
	210
	211	if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
	212
	213	if (cmd2[0] != 0x50 \|\| cmdLen != 14 \|\| !crc2) return rawClose();
	214
	215	data[0] = 0x1D;
	216	data[5] = 0x00;
	217	data[6] = 0x08;
	218	data[7] = 0x01;
	219	data[8] = 0x00;
	220
	221	cmdLen = 9;
	222	if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
	223
	224	if (cmd2[0] != 0x10 \|\| cmdLen != 3 \|\| !crc2) return rawClose();
	225	}
	226
ff4fdb32	227	return HF14BCmdRaw(reply, &crc, power, data, &datalen, true);
7cf3ef20	228	}
7cf3ef20	229
b29d55f2	230	// print full atqb info
ff4fdb32	231	static void print_atqb_resp(uint8_t *data){
	232	PrintAndLog (" UID: %s", sprint_hex(data+1,4));
	233	PrintAndLog (" App Data: %s", sprint_hex(data+5,4));
	234	PrintAndLog (" Protocol: %s", sprint_hex(data+9,3));
	235	uint8_t BitRate = data[9];
	236	if (!BitRate)
	237	PrintAndLog (" Bit Rate: 106 kbit/s only PICC <-> PCD");
	238	if (BitRate & 0x10)
	239	PrintAndLog (" Bit Rate: 212 kbit/s PICC -> PCD supported");
	240	if (BitRate & 0x20)
	241	PrintAndLog (" Bit Rate: 424 kbit/s PICC -> PCD supported");
	242	if (BitRate & 0x40)
	243	PrintAndLog (" Bit Rate: 847 kbit/s PICC -> PCD supported");
	244	if (BitRate & 0x01)
	245	PrintAndLog (" Bit Rate: 212 kbit/s PICC <- PCD supported");
	246	if (BitRate & 0x02)
	247	PrintAndLog (" Bit Rate: 424 kbit/s PICC <- PCD supported");
	248	if (BitRate & 0x04)
	249	PrintAndLog (" Bit Rate: 847 kbit/s PICC <- PCD supported");
	250	if (BitRate & 0x80)
	251	PrintAndLog (" Same bit rate <-> required");
	252
	253	uint16_t maxFrame = data[10]>>4;
	254	if (maxFrame < 5)
	255	maxFrame = 8*maxFrame + 16;
	256	else if (maxFrame == 5)
	257	maxFrame = 64;
	258	else if (maxFrame == 6)
	259	maxFrame = 96;
	260	else if (maxFrame == 7)
	261	maxFrame = 128;
	262	else if (maxFrame == 8)
	263	maxFrame = 256;
	264	else
	265	maxFrame = 257;
	266
	267	PrintAndLog ("Max Frame Size: %d%s",maxFrame, (maxFrame == 257) ? "+ RFU" : "");
	268
	269	uint8_t protocolT = data[10] & 0xF;
	270	PrintAndLog (" Protocol Type: Protocol is %scompliant with ISO/IEC 14443-4",(protocolT) ? "" : "not " );
	271	PrintAndLog ("Frame Wait Int: %d", data[11]>>4);
	272	PrintAndLog (" App Data Code: Application is %s",(data[11]&4) ? "Standard" : "Proprietary");
	273	PrintAndLog (" Frame Options: NAD is %ssupported",(data[11]&2) ? "" : "not ");
	274	PrintAndLog (" Frame Options: CID is %ssupported",(data[11]&1) ? "" : "not ");
	275
	276	return;
	277	}
	278
b29d55f2	279	// get SRx chip model (from UID) // from ST Microelectronics
ff4fdb32	280	char *get_ST_Chip_Model(uint8_t data){
	281	static char model[20];
	282	char *retStr = model;
	283	memset(model,0, sizeof(model));
	284
	285	switch (data) {
	286	case 0x0: sprintf(retStr, "SRIX4K (Special)"); break;
	287	case 0x2: sprintf(retStr, "SR176"); break;
	288	case 0x3: sprintf(retStr, "SRIX4K"); break;
	289	case 0x4: sprintf(retStr, "SRIX512"); break;
	290	case 0x6: sprintf(retStr, "SRI512"); break;
	291	case 0x7: sprintf(retStr, "SRI4K"); break;
	292	case 0xC: sprintf(retStr, "SRT512"); break;
	293	default : sprintf(retStr, "Unknown"); break;
	294	}
	295	return retStr;
	296	}
	297
cc34cc7b	298	int print_ST_Lock_info(uint8_t model){
cc34cc7b	299	//assume connection open and tag selected...
c3ebcce4	300	uint8_t data[16] = {0x00};
cc34cc7b	301	uint8_t datalen = 2;
	302	bool crc = true;
	303	uint8_t resplen;
	304	uint8_t blk1;
	305	data[0] = 0x08;
	306
	307	if (model == 0x2) { //SR176 has special command:
	308	data[1] = 0xf;
	309	resplen = 4;
	310	} else {
	311	data[1] = 0xff;
	312	resplen = 6;
	313	}
	314
	315	//std read cmd
	316	if (HF14BCmdRaw(true, &crc, true, data, &datalen, false)==0) return rawClose();
	317
	318	if (datalen != resplen \|\| !crc) return rawClose();
	319
	320	PrintAndLog("Chip Write Protection Bits:");
	321	// now interpret the data
	322	switch (model){
	323	case 0x0: //fall through (SRIX4K special)
	324	case 0x3: //fall through (SRIx4K)
	325	case 0x7: // (SRI4K)
	326	//only need data[3]
	327	blk1 = 9;
8e00825a	328	PrintAndLog(" raw: %s",printBits(1,data+3));
c3ebcce4	329	PrintAndLog(" 07/08:%slocked", (data[3] & 1) ? " not " : " " );
cc34cc7b	330	for (uint8_t i = 1; i<8; i++){
c3ebcce4	331	PrintAndLog(" %02u:%slocked", blk1, (data[3] & (1 << i)) ? " not " : " " );
cc34cc7b	332	blk1++;
	333	}
	334	break;
	335	case 0x4: //fall through (SRIX512)
	336	case 0x6: //fall through (SRI512)
	337	case 0xC: // (SRT512)
	338	//need data[2] and data[3]
	339	blk1 = 0;
8e00825a	340	PrintAndLog(" raw: %s",printBits(2,data+2));
cc34cc7b	341	for (uint8_t b=2; b<4; b++){
cc34cc7b	342	for (uint8_t i=0; i<8; i++){
c3ebcce4	343	PrintAndLog(" %02u:%slocked", blk1, (data[b] & (1 << i)) ? " not " : " " );
cc34cc7b	344	blk1++;
	345	}
	346	}
	347	break;
	348	case 0x2: // (SR176)
	349	//need data[2]
	350	blk1 = 0;
8e00825a	351	PrintAndLog(" raw: %s",printBits(1,data+2));
cc34cc7b	352	for (uint8_t i = 0; i<8; i++){
c3ebcce4	353	PrintAndLog(" %02u/%02u:%slocked", blk1, blk1+1, (data[2] & (1 << i)) ? " " : " not " );
cc34cc7b	354	blk1+=2;
	355	}
	356	break;
	357	default:
	358	return rawClose();
	359	}
	360	return 1;
	361	}
	362
b29d55f2	363	// print UID info from SRx chips (ST Microelectronics)
b29d55f2	364	static void print_st_general_info(uint8_t *data){
ff4fdb32	365	//uid = first 8 bytes in data
cc34cc7b	366	PrintAndLog(" UID: %s", sprint_hex(SwapEndian64(data,8,8),8));
	367	PrintAndLog(" MFG: %02X, %s", data[6], getTagInfo(data[6]));
	368	PrintAndLog(" Chip: %02X, %s", data[5]>>2, get_ST_Chip_Model(data[5]>>2));
ff4fdb32	369	return;
	370	}
	371
b29d55f2	372	// 14b get and print UID only (general info)
b29d55f2	373	int HF14BStdReader(uint8_t data, uint8_t datalen){
ff4fdb32	374	//05 00 00 = find one tag in field
b8edab0f	375	//1d xx xx xx xx 00 08 01 00 = attrib xx=UID (resp 10 [f9 e0])
	376	//a3 = ? (resp 03 [e2 c2])
	377	//02 = ? (resp 02 [6a d3])
ff4fdb32	378	// 022b (resp 02 67 00 [29 5b])
	379	// 0200a40400 (resp 02 67 00 [29 5b])
	380	// 0200a4040c07a0000002480300 (resp 02 67 00 [29 5b])
	381	// 0200a4040c07a0000002480200 (resp 02 67 00 [29 5b])
	382	// 0200a4040006a0000000010100 (resp 02 6a 82 [4b 4c])
	383	// 0200a4040c09d27600002545500200 (resp 02 67 00 [29 5b])
	384	// 0200a404000cd2760001354b414e4d30310000 (resp 02 6a 82 [4b 4c])
	385	// 0200a404000ca000000063504b43532d313500 (resp 02 6a 82 [4b 4c])
	386	// 0200a4040010a000000018300301000000000000000000 (resp 02 6a 82 [4b 4c])
	387	//03 = ? (resp 03 [e3 c2])
	388	//c2 = ? (resp c2 [66 15])
	389	//b2 = ? (resp a3 [e9 67])
	390	bool crc = true;
	391	*datalen = 3;
	392	//std read cmd
	393	data[0] = 0x05;
	394	data[1] = 0x00;
b29d55f2	395	data[2] = 0x08;
ff4fdb32	396
	397	if (HF14BCmdRaw(true, &crc, false, data, datalen, false)==0) return 0;
	398
b8edab0f	399	if (data[0] != 0x50 \|\| *datalen != 14 \|\| !crc) return 0;
ff4fdb32	400
ff4fdb32	401	PrintAndLog ("\n14443-3b tag found:");
b29d55f2	402	PrintAndLog (" UID: %s", sprint_hex(data+1,4));
ff4fdb32	403
	404	return 1;
	405	}
	406
8a258b58	407	// 14b get and print Full Info (as much as we know)
	408	int HF14BStdInfo(uint8_t data, uint8_t datalen){
	409	if (!HF14BStdReader(data,datalen)) return 0;
b29d55f2	410
8a258b58	411	//add more info here
8a258b58	412	print_atqb_resp(data);
b29d55f2	413
	414	return 1;
	415	}
	416
	417	// SRx get and print general info about SRx chip from UID
cc34cc7b	418	int HF14B_ST_Reader(uint8_t data, uint8_t datalen, bool closeCon){
ff4fdb32	419	bool crc = true;
	420	*datalen = 2;
	421	//wake cmd
	422	data[0] = 0x06;
	423	data[1] = 0x00;
	424
	425	//leave power on
	426	// verbose on for now for testing - turn off when functional
	427	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();
	428
	429	if (*datalen != 3 \|\| !crc) return rawClose();
	430
	431	uint8_t chipID = data[0];
	432	// select
	433	data[0] = 0x0E;
	434	data[1] = chipID;
	435	*datalen = 2;
	436
	437	//leave power on
ff4fdb32	438	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();
	439
	440	if (*datalen != 3 \|\| !crc \|\| data[0] != chipID) return rawClose();
	441
	442	// get uid
	443	data[0] = 0x0B;
	444	*datalen = 1;
	445
cc34cc7b	446	//leave power on
cc34cc7b	447	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();
c3ebcce4	448
	449	if (*datalen != 10 \|\| !crc) return rawClose();
	450
cc34cc7b	451	//power off ?
	452	if (closeCon) rawClose();
	453
ff4fdb32	454	PrintAndLog("\n14443-3b ST tag found:");
b29d55f2	455	print_st_general_info(data);
ff4fdb32	456	return 1;
	457	}
	458
8a258b58	459	// SRx get and print full info (needs more info...)
8a258b58	460	int HF14B_ST_Info(uint8_t data, uint8_t datalen){
cc34cc7b	461	if (!HF14B_ST_Reader(data, datalen, false)) return 0;
8a258b58	462
8a258b58	463	//add locking bit information here.
cc34cc7b	464	if (print_ST_Lock_info(data[5]>>2))
cc34cc7b	465	rawClose();
8a258b58	466
	467	return 1;
	468	}
	469
ff4fdb32	470	// test for other 14b type tags (mimic another reader - don't have tags to identify)
b29d55f2	471	int HF14B_Other_Reader(uint8_t data, uint8_t datalen){
ff4fdb32	472	bool crc = true;
	473	*datalen = 4;
	474	//std read cmd
	475	data[0] = 0x00;
	476	data[1] = 0x0b;
	477	data[2] = 0x3f;
	478	data[3] = 0x80;
	479
b29d55f2	480	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)!=0) {
ff4fdb32	481	if (*datalen > 2 \|\| !crc) {
	482	PrintAndLog ("\n14443-3b tag found:");
	483	PrintAndLog ("Unknown tag type answered to a 0x000b3f80 command ans:");
	484	PrintAndLog ("%s",sprint_hex(data,*datalen));
cc34cc7b	485	rawClose();
ff4fdb32	486	return 1;
	487	}
	488	}
	489
	490	crc = false;
	491	*datalen = 1;
	492	data[0] = 0x0a;
	493
b29d55f2	494	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)!=0) {
ff4fdb32	495	if (*datalen > 0) {
	496	PrintAndLog ("\n14443-3b tag found:");
	497	PrintAndLog ("Unknown tag type answered to a 0x0A command ans:");
	498	PrintAndLog ("%s",sprint_hex(data,*datalen));
cc34cc7b	499	rawClose();
ff4fdb32	500	return 1;
	501	}
	502	}
	503
	504	crc = false;
	505	*datalen = 1;
	506	data[0] = 0x0c;
	507
b29d55f2	508	if (HF14BCmdRaw(true, &crc, true, data, datalen, false)!=0) {
ff4fdb32	509	if (*datalen > 0) {
	510	PrintAndLog ("\n14443-3b tag found:");
	511	PrintAndLog ("Unknown tag type answered to a 0x0C command ans:");
	512	PrintAndLog ("%s",sprint_hex(data,*datalen));
cc34cc7b	513	rawClose();
ff4fdb32	514	return 1;
	515	}
	516	}
b29d55f2	517	rawClose();
ff4fdb32	518	return 0;
ff4fdb32	519	}
ff4fdb32	520
b29d55f2	521	// get and print all info known about any known 14b tag
ff4fdb32	522	int HF14BInfo(bool verbose){
	523	uint8_t data[100];
	524	uint8_t datalen = 5;
	525
	526	// try std 14b (atqb)
	527	if (HF14BStdInfo(data, &datalen)) return 1;
	528
	529	// try st 14b
	530	if (HF14B_ST_Info(data, &datalen)) return 1;
	531
	532	// try unknown 14b read commands (to be identified later)
	533	// could be read of calypso, CEPAS, moneo, or pico pass.
b29d55f2	534	if (HF14B_Other_Reader(data, &datalen)) return 1;
ff4fdb32	535
	536	if (verbose) PrintAndLog("no 14443B tag found");
	537	return 0;
	538	}
	539
b29d55f2	540	// menu command to get and print all info known about any known 14b tag
ff4fdb32	541	int CmdHF14Binfo(const char *Cmd){
	542	return HF14BInfo(true);
	543	}
3fe4ff4f	544
b29d55f2	545	// get and print general info about all known 14b chips
	546	int HF14BReader(bool verbose){
	547	uint8_t data[100];
	548	uint8_t datalen = 5;
	549
	550	// try std 14b (atqb)
	551	if (HF14BStdReader(data, &datalen)) return 1;
	552
	553	// try st 14b
cc34cc7b	554	if (HF14B_ST_Reader(data, &datalen, true)) return 1;
b29d55f2	555
	556	// try unknown 14b read commands (to be identified later)
	557	// could be read of calypso, CEPAS, moneo, or pico pass.
	558	if (HF14B_Other_Reader(data, &datalen)) return 1;
	559
	560	if (verbose) PrintAndLog("no 14443B tag found");
	561	return 0;
	562	}
	563
	564	// menu command to get and print general info about all known 14b chips
	565	int CmdHF14BReader(const char *Cmd){
	566	return HF14BReader(true);
	567	}
	568
ff4fdb32	569	int CmdSriWrite( const char *Cmd){
3fe4ff4f	570	/*
	571	* For SRIX4K blocks 00 - 7F
	572	* hf 14b raw -c -p 09 $srix4kwblock $srix4kwdata
	573	*
	574	* For SR512 blocks 00 - 0F
	575	* hf 14b raw -c -p 09 $sr512wblock $sr512wdata
	576	*
	577	* Special block FF = otp_lock_reg block.
	578	* Data len 4 bytes-
	579	*/
	580	char cmdp = param_getchar(Cmd, 0);
	581	uint8_t blockno = -1;
	582	uint8_t data[4] = {0x00};
	583	bool isSrix4k = true;
	584	char str[20];
	585
b5be31f9	586	if (strlen(Cmd) < 1 \|\| cmdp == 'h' \|\| cmdp == 'H') {
3fe4ff4f	587	PrintAndLog("Usage: hf 14b write <1\|2> <BLOCK> <DATA>");
b5be31f9	588	PrintAndLog(" [1 = SRIX4K]");
	589	PrintAndLog(" [2 = SRI512]");
	590	PrintAndLog(" [BLOCK number depends on tag, special block == FF]");
	591	PrintAndLog(" sample: hf 14b write 1 7F 11223344");
	592	PrintAndLog(" : hf 14b write 1 FF 11223344");
	593	PrintAndLog(" : hf 14b write 2 15 11223344");
	594	PrintAndLog(" : hf 14b write 2 FF 11223344");
3fe4ff4f	595	return 0;
	596	}
	597
b5be31f9	598	if ( cmdp == '2' )
3fe4ff4f	599	isSrix4k = false;
3fe4ff4f	600
b5be31f9	601	//blockno = param_get8(Cmd, 1);
	602
	603	if ( param_gethex(Cmd,1, &blockno, 2) ) {
	604	PrintAndLog("Block number must include 2 HEX symbols");
	605	return 0;
	606	}
3fe4ff4f	607
	608	if ( isSrix4k ){
	609	if ( blockno > 0x7f && blockno != 0xff ){
	610	PrintAndLog("Block number out of range");
	611	return 0;
	612	}
	613	} else {
	614	if ( blockno > 0x0f && blockno != 0xff ){
	615	PrintAndLog("Block number out of range");
	616	return 0;
	617	}
	618	}
	619
	620	if (param_gethex(Cmd, 2, data, 8)) {
	621	PrintAndLog("Data must include 8 HEX symbols");
	622	return 0;
	623	}
	624
	625	if ( blockno == 0xff)
b5be31f9	626	PrintAndLog("[%s] Write special block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512" , blockno, sprint_hex(data,4) );
3fe4ff4f	627	else
b5be31f9	628	PrintAndLog("[%s] Write block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512", blockno, sprint_hex(data,4) );
3fe4ff4f	629
fe5b3a44	630	sprintf(str, "-c 09 %02x %02x%02x%02x%02x", blockno, data[0], data[1], data[2], data[3]);
b5be31f9	631
3fe4ff4f	632	CmdHF14BCmdRaw(str);
	633	return 0;
	634	}
	635
7fe9b0b7	636	static command_t CommandTable[] =
	637	{
	638	{"help", CmdHelp, 1, "This help"},
b29d55f2	639	{"info", CmdHF14Binfo, 0, "Find and print details about a 14443B tag"},
	640	{"list", CmdHF14BList, 0, "[Deprecated] List ISO 14443B history"},
	641	{"reader", CmdHF14BReader, 0, "Act as a 14443B reader to identify a tag"},
132a0217	642	{"sim", CmdHF14BSim, 0, "Fake ISO 14443B tag"},
132a0217	643	{"snoop", CmdHF14BSnoop, 0, "Eavesdrop ISO 14443B"},
7cf3ef20	644	{"sri512read", CmdSri512Read, 0, "Read contents of a SRI512 tag"},
7cf3ef20	645	{"srix4kread", CmdSrix4kRead, 0, "Read contents of a SRIX4K tag"},
ff4fdb32	646	{"sriwrite", CmdSriWrite, 0, "Write data to a SRI512 \| SRIX4K tag"},
7cf3ef20	647	{"raw", CmdHF14BCmdRaw, 0, "Send raw hex data to tag"},
7fe9b0b7	648	{NULL, NULL, 0, NULL}
	649	};
	650
	651	int CmdHF14B(const char *Cmd)
	652	{
	653	CmdsParse(CommandTable, Cmd);
	654	return 0;
	655	}
	656
	657	int CmdHelp(const char *Cmd)
	658	{
	659	CmdsHelp(CommandTable);
	660	return 0;
	661	}