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proxmark3/client/cmdhf14a.c

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//-----------------------------------------------------------------------------
// 2011, Merlok
// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>, Hagen Fritsch
//
// 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 ISO14443A commands
//-----------------------------------------------------------------------------
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "util.h"
#include "iso14443crc.h"
#include "data.h"
#include "proxmark3.h"
#include "ui.h"
#include "cmdparser.h"
#include "cmdhf14a.h"
#include "common.h"
#include "cmdmain.h"
#include "mifare.h"
#include "cmdhfmf.h"
#include "cmdhfmfu.h"
#include "nonce2key/nonce2key.h"
#include "cmdhf.h"
static int CmdHelp(const char *Cmd);
static void waitCmd(uint8_t iLen);
// structure and database for uid -> tagtype lookups
typedef struct {
uint8_t uid;
char* desc;
} manufactureName;
const manufactureName manufactureMapping[] = {
// ID, "Vendor Country"
{ 0x01, "Motorola UK" },
{ 0x02, "ST Microelectronics SA France" },
{ 0x03, "Hitachi, Ltd Japan" },
{ 0x04, "NXP Semiconductors Germany" },
{ 0x05, "Infineon Technologies AG Germany" },
{ 0x06, "Cylink USA" },
{ 0x07, "Texas Instrument France" },
{ 0x08, "Fujitsu Limited Japan" },
{ 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
{ 0x0A, "NEC Japan" },
{ 0x0B, "Oki Electric Industry Co. Ltd Japan" },
{ 0x0C, "Toshiba Corp. Japan" },
{ 0x0D, "Mitsubishi Electric Corp. Japan" },
{ 0x0E, "Samsung Electronics Co. Ltd Korea" },
{ 0x0F, "Hynix / Hyundai, Korea" },
{ 0x10, "LG-Semiconductors Co. Ltd Korea" },
{ 0x11, "Emosyn-EM Microelectronics USA" },
{ 0x12, "INSIDE Technology France" },
{ 0x13, "ORGA Kartensysteme GmbH Germany" },
{ 0x14, "SHARP Corporation Japan" },
{ 0x15, "ATMEL France" },
{ 0x16, "EM Microelectronic-Marin SA Switzerland" },
{ 0x17, "KSW Microtec GmbH Germany" },
{ 0x18, "ZMD AG Germany" },
{ 0x19, "XICOR, Inc. USA" },
{ 0x1A, "Sony Corporation Japan" },
{ 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
{ 0x1C, "Emosyn USA" },
{ 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
{ 0x1E, "Magellan Technology Pty Limited Australia" },
{ 0x1F, "Melexis NV BO Switzerland" },
{ 0x20, "Renesas Technology Corp. Japan" },
{ 0x21, "TAGSYS France" },
{ 0x22, "Transcore USA" },
{ 0x23, "Shanghai belling corp., ltd. China" },
{ 0x24, "Masktech Germany Gmbh Germany" },
{ 0x25, "Innovision Research and Technology Plc UK" },
{ 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
{ 0x27, "Cypak AB Sweden" },
{ 0x28, "Ricoh Japan" },
{ 0x29, "ASK France" },
{ 0x2A, "Unicore Microsystems, LLC Russian Federation" },
{ 0x2B, "Dallas Semiconductor/Maxim USA" },
{ 0x2C, "Impinj, Inc. USA" },
{ 0x2D, "RightPlug Alliance USA" },
{ 0x2E, "Broadcom Corporation USA" },
{ 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
{ 0x30, "BeeDar Technology Inc. USA" },
{ 0x31, "RFIDsec Denmark" },
{ 0x32, "Schweizer Electronic AG Germany" },
{ 0x33, "AMIC Technology Corp Taiwan" },
{ 0x34, "Mikron JSC Russia" },
{ 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
{ 0x36, "IDS Microchip AG Switzerland" },
{ 0x37, "Kovio USA" },
{ 0x38, "HMT Microelectronic Ltd Switzerland" },
{ 0x39, "Silicon Craft Technology Thailand" },
{ 0x3A, "Advanced Film Device Inc. Japan" },
{ 0x3B, "Nitecrest Ltd UK" },
{ 0x3C, "Verayo Inc. USA" },
{ 0x3D, "HID Global USA" },
{ 0x3E, "Productivity Engineering Gmbh Germany" },
{ 0x3F, "Austriamicrosystems AG (reserved) Austria" },
{ 0x40, "Gemalto SA France" },
{ 0x41, "Renesas Electronics Corporation Japan" },
{ 0x42, "3Alogics Inc Korea" },
{ 0x43, "Top TroniQ Asia Limited Hong Kong" },
{ 0x44, "Gentag Inc. USA" },
{ 0x00, "no tag-info available" } // must be the last entry
};
// get a product description based on the UID
// uid[8] tag uid
// returns description of the best match
char* getTagInfo(uint8_t uid) {
int i;
int len = sizeof(manufactureMapping) / sizeof(manufactureName);
for ( i = 0; i < len; ++i )
if ( uid == manufactureMapping[i].uid)
return manufactureMapping[i].desc;
//No match, return default
return manufactureMapping[len-1].desc;
}
int usage_hf_14a_sim(void) {
// PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 or 10 byte UID\n");
PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 byte UID\n");
PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
PrintAndLog(" Options : ");
PrintAndLog(" h : this help");
PrintAndLog(" t : 1 = MIFARE Classic");
PrintAndLog(" 2 = MIFARE Ultralight");
PrintAndLog(" 3 = MIFARE Desfire");
PrintAndLog(" 4 = ISO/IEC 14443-4");
PrintAndLog(" 5 = MIFARE Tnp3xxx");
PrintAndLog(" 6 = MIFARE Mini");
PrintAndLog(" 7 = AMIIBO (NTAG 215), pack 0x8080");
// PrintAndLog(" u : 4, 7 or 10 byte UID");
PrintAndLog(" u : 4, 7 byte UID");
PrintAndLog(" x : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
PrintAndLog(" v : (Optional) show maths used for cracking reader. Useful for debugging.");
PrintAndLog("\n sample : hf 14a sim t 1 u 11223344 x");
PrintAndLog(" : hf 14a sim t 1 u 11223344");
PrintAndLog(" : hf 14a sim t 1 u 11223344556677");
// PrintAndLog(" : hf 14a sim t 1 u 11223445566778899AA\n");
return 0;
}
int usage_hf_14a_sniff(void){
PrintAndLog("It get data from the field and saves it into command buffer.");
PrintAndLog("Buffer accessible from command 'hf list 14a'");
PrintAndLog("Usage: hf 14a sniff [c][r]");
PrintAndLog("c - triggered by first data from card");
PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
PrintAndLog("sample: hf 14a sniff c r");
return 0;
}
int usage_hf_14a_raw(void){
PrintAndLog("Usage: hf 14a raw [-h] [-r] [-c] [-p] [-a] [-T] [-t] <milliseconds> [-b] <number of bits> <0A 0B 0C ... hex>");
PrintAndLog(" -h this help");
PrintAndLog(" -r do not read response");
PrintAndLog(" -c calculate and append CRC");
PrintAndLog(" -p leave the signal field ON after receive");
PrintAndLog(" -a active signal field ON without select");
PrintAndLog(" -s active signal field ON with select");
PrintAndLog(" -b number of bits to send. Useful for send partial byte");
PrintAndLog(" -t timeout in ms");
PrintAndLog(" -T use Topaz protocol to send command");
return 0;
}
int CmdHF14AList(const char *Cmd) {
//PrintAndLog("Deprecated command, use 'hf list 14a' instead");
CmdHFList("14a");
return 0;
}
int CmdHF14AReader(const char *Cmd) {
UsbCommand cDisconnect = {CMD_READER_ISO_14443a, {0,0,0}};
UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
clearCommandBuffer();
SendCommand(&c);
UsbCommand resp;
WaitForResponse(CMD_ACK, &resp);
iso14a_card_select_t card;
memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
if(select_status == 0) {
if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
SendCommand(&cDisconnect);
return 0;
}
if(select_status == 3) {
PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
SendCommand(&cDisconnect);
return 0;
}
PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
switch (card.sak) {
case 0x00:
// ******** is card of the MFU type (UL/ULC/NTAG/ etc etc)
ul_switch_off_field();
uint32_t tagT = GetHF14AMfU_Type();
ul_print_type(tagT, 0);
// reconnect for further tests
c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
c.arg[1] = 0;
c.arg[2] = 0;
clearCommandBuffer();
SendCommand(&c);
UsbCommand resp;
WaitForResponse(CMD_ACK, &resp);
memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
if(select_status == 0) {
ul_switch_off_field();
return 0;
}
break;
case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
default: ;
}
// Double & triple sized UID, can be mapped to a manufacturer.
if ( card.uidlen > 4 ) {
PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
}
// try to request ATS even if tag claims not to support it
if (select_status == 2) {
uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
c.arg[1] = 2;
c.arg[2] = 0;
memcpy(c.d.asBytes, rats, 2);
clearCommandBuffer();
SendCommand(&c);
WaitForResponse(CMD_ACK,&resp);
memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
}
if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
bool ta1 = 0, tb1 = 0, tc1 = 0;
int pos;
if (select_status == 2) {
PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
}
PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
PrintAndLog(" - TL : length is %d bytes", card.ats[0]);
if (card.ats[0] != card.ats_len - 2) {
PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
}
if (card.ats[0] > 1) { // there is a format byte (T0)
ta1 = (card.ats[1] & 0x10) == 0x10;
tb1 = (card.ats[1] & 0x20) == 0x20;
tc1 = (card.ats[1] & 0x40) == 0x40;
int16_t fsci = card.ats[1] & 0x0f;
PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, "
"TC1 is%s present, FSCI is %d (FSC = %ld)",
(ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
fsci,
fsci < 5 ? (fsci - 2) * 8 :
fsci < 8 ? (fsci - 3) * 32 :
fsci == 8 ? 256 :
-1
);
}
pos = 2;
if (ta1) {
char dr[16], ds[16];
dr[0] = ds[0] = '\0';
if (card.ats[pos] & 0x10) strcat(ds, "2, ");
if (card.ats[pos] & 0x20) strcat(ds, "4, ");
if (card.ats[pos] & 0x40) strcat(ds, "8, ");
if (card.ats[pos] & 0x01) strcat(dr, "2, ");
if (card.ats[pos] & 0x02) strcat(dr, "4, ");
if (card.ats[pos] & 0x04) strcat(dr, "8, ");
if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
PrintAndLog(" - TA1 : different divisors are%s supported, "
"DR: [%s], DS: [%s]",
(card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
pos++;
}
if (tb1) {
uint32_t sfgi = card.ats[pos] & 0x0F;
uint32_t fwi = card.ats[pos] >> 4;
PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
(sfgi),
sfgi ? "" : "(not needed) ",
sfgi ? (1 << 12) << sfgi : 0,
fwi,
(1 << 12) << fwi
);
pos++;
}
if (tc1) {
PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported",
(card.ats[pos] & 0x01) ? "" : " NOT",
(card.ats[pos] & 0x02) ? "" : " NOT");
pos++;
}
if (card.ats[0] > pos) {
char *tip = "";
if (card.ats[0] - pos >= 7) {
if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
tip = "-> MIFARE Plus X 2K or 4K";
} else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
tip = "-> MIFARE Plus S 2K or 4K";
}
}
PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
if (card.ats[pos] == 0xC1) {
PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type");
PrintAndLog(" %02x -> Length is %d bytes",
card.ats[pos + 1], card.ats[pos + 1]);
switch (card.ats[pos + 2] & 0xf0) {
case 0x10: PrintAndLog(" 1x -> MIFARE DESFire"); break;
case 0x20: PrintAndLog(" 2x -> MIFARE Plus"); break;
}
switch (card.ats[pos + 2] & 0x0f) {
case 0x00: PrintAndLog(" x0 -> <1 kByte"); break;
case 0x01: PrintAndLog(" x1 -> 1 kByte"); break;
case 0x02: PrintAndLog(" x2 -> 2 kByte"); break;
case 0x03: PrintAndLog(" x3 -> 4 kByte"); break;
case 0x04: PrintAndLog(" x4 -> 8 kByte"); break;
}
switch (card.ats[pos + 3] & 0xf0) {
case 0x00: PrintAndLog(" 0x -> Engineering sample"); break;
case 0x20: PrintAndLog(" 2x -> Released"); break;
}
switch (card.ats[pos + 3] & 0x0f) {
case 0x00: PrintAndLog(" x0 -> Generation 1"); break;
case 0x01: PrintAndLog(" x1 -> Generation 2"); break;
case 0x02: PrintAndLog(" x2 -> Generation 3"); break;
}
switch (card.ats[pos + 4] & 0x0f) {
case 0x00: PrintAndLog(" x0 -> Only VCSL supported"); break;
case 0x01: PrintAndLog(" x1 -> VCS, VCSL, and SVC supported"); break;
case 0x0E: PrintAndLog(" xE -> no VCS command supported"); break;
}
}
}
} else {
PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
}
// try to see if card responses to "chinese magic backdoor" commands.
uint8_t isOK = 0;
clearCommandBuffer();
c.cmd = CMD_MIFARE_CIDENT;
c.arg[0] = 0;
c.arg[1] = 0;
c.arg[2] = 0;
SendCommand(&c);
if (WaitForResponseTimeout(CMD_ACK, &resp, 1500))
isOK = resp.arg[0] & 0xff;
PrintAndLog("Answers to magic commands (GEN1): %s", (isOK ? "YES" : "NO") );
// disconnect
SendCommand(&cDisconnect);
return select_status;
}
// Collect ISO14443 Type A UIDs
int CmdHF14ACUIDs(const char *Cmd) {
// requested number of UIDs
int n = atoi(Cmd);
// collect at least 1 (e.g. if no parameter was given)
n = n > 0 ? n : 1;
PrintAndLog("Collecting %d UIDs", n);
PrintAndLog("Start: %u", time(NULL));
// repeat n times
for (int i = 0; i < n; i++) {
// execute anticollision procedure
UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
SendCommand(&c);
UsbCommand resp;
WaitForResponse(CMD_ACK,&resp);
iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
// check if command failed
if (resp.arg[0] == 0) {
PrintAndLog("Card select failed.");
} else {
char uid_string[20];
for (uint16_t i = 0; i < card->uidlen; i++) {
sprintf(&uid_string[2*i], "%02X", card->uid[i]);
}
PrintAndLog("%s", uid_string);
}
}
PrintAndLog("End: %u", time(NULL));
return 1;
}
// ## simulate iso14443a tag
// ## greg - added ability to specify tag UID
int CmdHF14ASim(const char *Cmd) {
#define ATTACK_KEY_COUNT 8
bool errors = FALSE;
uint8_t flags = 0;
uint8_t tagtype = 1;
uint8_t cmdp = 0;
uint8_t uid[10] = {0,0,0,0,0,0,0,0,0,0};
int uidlen = 0;
bool useUIDfromEML = TRUE;
bool verbose = false;
while(param_getchar(Cmd, cmdp) != 0x00) {
switch(param_getchar(Cmd, cmdp)) {
case 'h':
case 'H':
return usage_hf_14a_sim();
case 't':
case 'T':
// Retrieve the tag type
tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
if (tagtype == 0)
errors = true;
cmdp += 2;
break;
case 'u':
case 'U':
// Retrieve the full 4,7,10 byte long uid
param_gethex_ex(Cmd, cmdp+1, uid, &uidlen);
switch(uidlen) {
//case 20: flags |= FLAG_10B_UID_IN_DATA; break;
case 14: flags |= FLAG_7B_UID_IN_DATA; break;
case 8: flags |= FLAG_4B_UID_IN_DATA; break;
default: errors = TRUE; break;
}
if (!errors) {
PrintAndLog("Emulating ISO/IEC 14443 type A tag with %d byte UID (%s)", uidlen>>1, sprint_hex(uid, uidlen>>1));
useUIDfromEML = FALSE;
}
cmdp += 2;
break;
case 'v':
case 'V':
verbose = true;
cmdp++;
break;
case 'x':
case 'X':
flags |= FLAG_NR_AR_ATTACK;
cmdp++;
break;
default:
PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
errors = true;
break;
}
if(errors) break;
}
//Validations
if (errors) return usage_hf_14a_sim();
if ( useUIDfromEML )
flags |= FLAG_UID_IN_EMUL;
PrintAndLog("Press pm3-button to abort simulation");
UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
memcpy(c.d.asBytes, uid, uidlen>>1);
clearCommandBuffer();
SendCommand(&c);
nonces_t data[ATTACK_KEY_COUNT*2];
UsbCommand resp;
while( !ukbhit() ){
if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) continue;
if ( !(flags & FLAG_NR_AR_ATTACK) ) break;
if ( (resp.arg[0] & 0xffff) != CMD_SIMULATE_MIFARE_CARD ) break;
memcpy( data, resp.d.asBytes, sizeof(data) );
readerAttack(data, TRUE, verbose);
}
return 0;
}
int CmdHF14ASniff(const char *Cmd) {
int param = 0;
uint8_t ctmp = param_getchar(Cmd, 0) ;
if (ctmp == 'h' || ctmp == 'H') return usage_hf_14a_sniff();
for (int i = 0; i < 2; i++) {
ctmp = param_getchar(Cmd, i);
if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
}
UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
clearCommandBuffer();
SendCommand(&c);
return 0;
}
int CmdHF14ACmdRaw(const char *cmd) {
UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
bool reply=1;
bool crc = FALSE;
bool power = FALSE;
bool active = FALSE;
bool active_select = FALSE;
uint16_t numbits=0;
bool bTimeout = FALSE;
uint32_t timeout=0;
bool topazmode = FALSE;
char buf[5]="";
int i=0;
uint8_t data[USB_CMD_DATA_SIZE];
uint16_t datalen=0;
uint32_t temp;
if (strlen(cmd)<2) return usage_hf_14a_raw();
// 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 'H':
case 'h':
return usage_hf_14a_raw();
case 'r':
reply = FALSE;
break;
case 'c':
crc = TRUE;
break;
case 'p':
power = TRUE;
break;
case 'a':
active = TRUE;
break;
case 's':
active_select = TRUE;
break;
case 'b':
sscanf(cmd+i+2,"%d",&temp);
numbits = temp & 0xFFFF;
i+=3;
while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
i-=2;
break;
case 't':
bTimeout = TRUE;
sscanf(cmd+i+2,"%d",&temp);
timeout = temp;
i+=3;
while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
i-=2;
break;
case 'T':
topazmode = TRUE;
break;
default:
return usage_hf_14a_raw();
}
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;
if (++datalen >= sizeof(data)){
if (crc)
PrintAndLog("Buffer is full, we can't add CRC to your data");
break;
}
}
continue;
}
PrintAndLog("Invalid char on input");
return 0;
}
if(crc && datalen>0 && datalen<sizeof(data)-2)
{
uint8_t first, second;
if (topazmode) {
ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
} else {
ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
}
data[datalen++] = first;
data[datalen++] = second;
}
if(active || active_select)
{
c.arg[0] |= ISO14A_CONNECT;
if(active)
c.arg[0] |= ISO14A_NO_SELECT;
}
if(bTimeout){
#define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
c.arg[0] |= ISO14A_SET_TIMEOUT;
if(timeout > MAX_TIMEOUT) {
timeout = MAX_TIMEOUT;
PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
}
c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
}
if(power) {
c.arg[0] |= ISO14A_NO_DISCONNECT;
}
if(datalen>0) {
c.arg[0] |= ISO14A_RAW;
}
if(topazmode) {
c.arg[0] |= ISO14A_TOPAZMODE;
}
// Max buffer is USB_CMD_DATA_SIZE
datalen = (datalen > USB_CMD_DATA_SIZE) ? USB_CMD_DATA_SIZE : datalen;
c.arg[1] = (datalen & 0xFFFF) | (uint32_t)(numbits << 16);
memcpy(c.d.asBytes, data, datalen);
clearCommandBuffer();
SendCommand(&c);
if (reply) {
if(active_select)
waitCmd(1);
if(datalen>0)
waitCmd(0);
} // if reply
return 0;
}
static void waitCmd(uint8_t iSelect) {
UsbCommand resp;
uint16_t len = 0;
if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
len = iSelect ? (resp.arg[1] & 0xffff) : (resp.arg[0] & 0xffff);
PrintAndLog("received %i octets", len);
if(!len)
return;
PrintAndLog("%s", sprint_hex(resp.d.asBytes, len) );
} else {
PrintAndLog("timeout while waiting for reply.");
}
}
static command_t CommandTable[] = {
{"help", CmdHelp, 1, "This help"},
{"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
{"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
{"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
{"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
{"sniff", CmdHF14ASniff, 0, "sniff ISO 14443 Type A traffic"},
{"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
{NULL, NULL, 0, NULL}
};
int CmdHF14A(const char *Cmd) {
clearCommandBuffer();
CmdsParse(CommandTable, Cmd);
return 0;
}
int CmdHelp(const char *Cmd) {
CmdsHelp(CommandTable);
return 0;
}
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