git.zerfleddert.de Git - proxmark3-svn/blobdiff

//-----------------------------------------------------------------------------

// Copyright (C) Merlok - 2017

//

// 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.

//-----------------------------------------------------------------------------

// Copyright (C) Merlok - 2017

//

// 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.

//-----------------------------------------------------------------------------

-// Command: hf mf list. It shows data from arm buffer.

+// Command: hf list. It shows data from arm buffer.

//-----------------------------------------------------------------------------

#include "cmdhflist.h"

//-----------------------------------------------------------------------------

#include "cmdhflist.h"

#include <stdint.h>

#include <stdbool.h>

#include "util.h"

#include <stdint.h>

#include <stdbool.h>

#include "util.h"

-#include "data.h"

#include "ui.h"

+#include "cliparser/cliparser.h"

+#include "comms.h"

#include "iso14443crc.h"

+#include "iso15693tools.h"

#include "parity.h"

#include "protocols.h"

#include "crapto1/crapto1.h"

#include "parity.h"

#include "protocols.h"

#include "crapto1/crapto1.h"

-#include "mifarehost.h"

-#include "mifaredefault.h"

+#include "mifare/mifarehost.h"

+#include "mifare/mifaredefault.h"

+#include "usb_cmd.h"

+#include "pcsc.h"

+typedef struct {

+ uint32_t uid; // UID

+ uint32_t nt; // tag challenge

+ uint32_t nt_enc; // encrypted tag challenge

+ uint8_t nt_enc_par; // encrypted tag challenge parity

+ uint32_t nr_enc; // encrypted reader challenge

+ uint32_t ar_enc; // encrypted reader response

+ uint8_t ar_enc_par; // encrypted reader response parity

+ uint32_t at_enc; // encrypted tag response

+ uint8_t at_enc_par; // encrypted tag response parity

+ bool first_auth; // is first authentication

+ uint32_t ks2; // ar ^ ar_enc

+ uint32_t ks3; // at ^ at_enc

+} TAuthData;

enum MifareAuthSeq {

masNone,

enum MifareAuthSeq {

masNone,

masData,

masError,

};

masData,

masError,

};

+

static enum MifareAuthSeq MifareAuthState;

static TAuthData AuthData;

static enum MifareAuthSeq MifareAuthState;

static TAuthData AuthData;

-void ClearAuthData() {

+static void ClearAuthData() {

AuthData.uid = 0;

AuthData.nt = 0;

AuthData.first_auth = true;

AuthData.uid = 0;

AuthData.nt = 0;

AuthData.first_auth = true;

* 1 : CRC-command, CRC ok

* 2 : Not crc-command

*/

* 1 : CRC-command, CRC ok

* 2 : Not crc-command

*/

-uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)

+static uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)

{

uint8_t b1,b2;

if(len <= 2) return 2;

if(isResponse & (len < 6)) return 2;

{

uint8_t b1,b2;

if(len <= 2) return 2;

if(isResponse & (len < 6)) return 2;

-

+

ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);

if (b1 != data[len-2] || b2 != data[len-1]) {

return 0;

ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);

if (b1 != data[len-2] || b2 != data[len-1]) {

return 0;

}

-uint8_t mifare_CRC_check(bool isResponse, uint8_t* data, uint8_t len)

+

+static uint8_t iso14443_4_CRC_check(uint8_t* data, uint8_t len)

+{

+ uint8_t b1,b2;

+

+ if(len <= 2) return 2;

+

+ ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);

+ if (b1 != data[len-2] || b2 != data[len-1]) {

+ return 0;

+ } else {

+ return 1;

+ }

+}

+

+static uint8_t mifare_CRC_check(bool isResponse, uint8_t* data, uint8_t len)

{

switch(MifareAuthState) {

case masNone:

{

switch(MifareAuthState) {

case masNone:

}

-void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)

+

+/**

+ * @brief iso14443B_CRC_check Checks CRC in command or response

+ * @param isResponse

+ * @param data

+ * @param len

+ * @return 0 : CRC-command, CRC not ok

+ * 1 : CRC-command, CRC ok

+ * 2 : Not crc-command

+ */

+static uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)

+{

+ uint8_t b1,b2;

+

+ if(len <= 2) return 2;

+

+ ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);

+ if(b1 != data[len-2] || b2 != data[len-1]) {

+ return 0;

+ } else {

+ return 1;

+ }

+}

+

+static uint8_t iso15693_CRC_check(uint8_t* d, uint16_t n)

{

+ if (n <= 2) return 2;

+

+ return (Iso15693Crc(d, n) == ISO15693_CRC_CHECK ? 1 : 0);

+}

+

+/**

+ * @brief iclass_CRC_Ok Checks CRC in command or response

+ * @param isResponse

+ * @param data

+ * @param len

+ * @return 0 : CRC-command, CRC not ok

+ * 1 : CRC-command, CRC ok

+ * 2 : Not crc-command

+ */

+uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)

+{

+ if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes

+

+ uint8_t b1, b2;

+

+ if(!isResponse)//Commands to tag

+ {

+ /**

+ These commands should have CRC. Total length leftmost

+ 4 READ

+ 4 READ4

+ 12 UPDATE - unsecured, ends with CRC16

+ 14 UPDATE - secured, ends with signature instead

+ 4 PAGESEL

+ **/

+ if(len == 4 || len == 12)//Covers three of them

+ {

+ //Don't include the command byte

+ ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);

+ return b1 == data[len -2] && b2 == data[len-1];

+ }

+ return 2;

+ }else{

+ /**

+ These tag responses should have CRC. Total length leftmost

+

+ 10 READ data[8] crc[2]

+ 34 READ4 data[32]crc[2]

+ 10 UPDATE data[8] crc[2]

+ 10 SELECT csn[8] crc[2]

+ 10 IDENTIFY asnb[8] crc[2]

+ 10 PAGESEL block1[8] crc[2]

+ 10 DETECT csn[8] crc[2]

+

+ These should not

+

+ 4 CHECK chip_response[4]

+ 8 READCHECK data[8]

+ 1 ACTALL sof[1]

+ 1 ACT sof[1]

+

+ In conclusion, without looking at the command; any response

+ of length 10 or 34 should have CRC

+ **/

+ if(len != 10 && len != 34) return true;

+

+ ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);

+ return b1 == data[len -2] && b2 == data[len-1];

+ }

+}

+

+void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {

switch(cmd[0])

{

switch(cmd[0])

{

- case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break;

- case ICLASS_CMD_READ_OR_IDENTIFY:{

- if(cmdsize > 1){

+ case ICLASS_CMD_ACTALL: snprintf(exp, size, "ACTALL"); break;

+ case ICLASS_CMD_READ_OR_IDENTIFY: {

+ if (cmdsize > 1){

snprintf(exp,size,"READ(%d)",cmd[1]);

- }else{

+ } else {

snprintf(exp,size,"IDENTIFY");

}

break;

}

snprintf(exp,size,"IDENTIFY");

}

break;

}

- case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;

- case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break;

- case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break;

- case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break;

- case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;

- case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;

- case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;

- case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break;

- case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break;

- case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break;

- default: snprintf(exp,size,"?"); break;

+ case ICLASS_CMD_SELECT: snprintf(exp,size, "SELECT"); break;

+ case ICLASS_CMD_PAGESEL: snprintf(exp,size, "PAGESEL(%d)", cmd[1]); break;

+ case ICLASS_CMD_READCHECK_KC: snprintf(exp,size, "READCHECK[Kc](%d)", cmd[1]); break;

+ case ICLASS_CMD_READCHECK_KD: snprintf(exp,size, "READCHECK[Kd](%d)", cmd[1]); break;

+ case ICLASS_CMD_CHECK_KC:

+ case ICLASS_CMD_CHECK_KD: snprintf(exp,size, "CHECK"); break;

+ case ICLASS_CMD_DETECT: snprintf(exp,size, "DETECT"); break;

+ case ICLASS_CMD_HALT: snprintf(exp,size, "HALT"); break;

+ case ICLASS_CMD_UPDATE: snprintf(exp,size, "UPDATE(%d)",cmd[1]); break;

+ case ICLASS_CMD_ACT: snprintf(exp,size, "ACT"); break;

+ case ICLASS_CMD_READ4: snprintf(exp,size, "READ4(%d)",cmd[1]); break;

+ default: snprintf(exp,size, "?"); break;

}

return;

}

return;

}

-void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)

-{

-

- if(cmd[0] == 0x26)

- {

- switch(cmd[1]){

- case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break;

- case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break;

- default: snprintf(exp,size,"?"); break;

+void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {

+ if (cmdsize >= 2) {

+ switch (cmd[1]) {

+ // Mandatory Commands, all Tags must support them:

+ case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");return;

+ case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");return;

+ // Optional Commands, Tags may support them:

+ case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");return;

+ case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");return;

+ case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");return;

+ case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");return;

+ case ISO15693_WRITE_MULTI_BLOCK :snprintf(exp, size, "WRITE_MULTI_BLOCK");return;

+ case ISO15693_SELECT :snprintf(exp, size, "SELECT");return;

+ case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");return;

+ case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");return;

+ case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");return;

+ case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");return;

+ case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");return;

+ case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");return;

+ case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");return;

+ default: break;

}

- }else if(cmd[0] == 0x02)

- {

- switch(cmd[1])

- {

- case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break;

- case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break;

- case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break;

- case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break;

- case ISO15693_SELECT :snprintf(exp, size, "SELECT");break;

- case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break;

- case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break;

- case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break;

- case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break;

- case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break;

- case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break;

- case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;

- default: snprintf(exp,size,"?"); break;

- }

+

+ if (cmd[1] > ISO15693_STAYQUIET && cmd[1] < ISO15693_READBLOCK) snprintf(exp, size, "Mandatory RFU");

+ else if (cmd[1] > ISO15693_READ_MULTI_SECSTATUS && cmd[1] <= 0x9F) snprintf(exp, size, "Optional RFU");

+ else if ( cmd[1] >= 0xA0 && cmd[1] <= 0xDF ) snprintf(exp, size, "Custom command");

+ else if ( cmd[1] >= 0xE0 && cmd[1] <= 0xFF ) snprintf(exp, size, "Proprietary command");

}

void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)

{

switch(cmd[0]) {

void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)

{

switch(cmd[0]) {

- case TOPAZ_REQA :snprintf(exp, size, "REQA");break;

- case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;

- case TOPAZ_RID :snprintf(exp, size, "RID");break;

- case TOPAZ_RALL :snprintf(exp, size, "RALL");break;

- case TOPAZ_READ :snprintf(exp, size, "READ");break;

- case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;

- case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;

- case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;

- case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;

- case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;

- case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;

+ case TOPAZ_REQA :snprintf(exp, size, "REQA");break;

+ case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;

+ case TOPAZ_RID :snprintf(exp, size, "RID");break;

+ case TOPAZ_RALL :snprintf(exp, size, "RALL");break;

+ case TOPAZ_READ :snprintf(exp, size, "READ");break;

+ case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;

+ case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;

+ case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;

+ case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;

+ case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;

+ case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;

default: snprintf(exp,size,"?"); break;

}

default: snprintf(exp,size,"?"); break;

}

+void annotateIso7816(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)

+{

+ switch ( cmd[1] ){

+ case ISO7816_READ_BINARY :snprintf(exp, size, "READ BINARY");break;

+ case ISO7816_WRITE_BINARY :snprintf(exp, size, "WRITE BINARY");break;

+ case ISO7816_UPDATE_BINARY :snprintf(exp, size, "UPDATE BINARY");break;

+ case ISO7816_ERASE_BINARY :snprintf(exp, size, "ERASE BINARY");break;

+ case ISO7816_READ_RECORDS :snprintf(exp, size, "READ RECORD(S)");break;

+ case ISO7816_WRITE_RECORD :snprintf(exp, size, "WRITE RECORD");break;

+ case ISO7816_APPEND_RECORD :snprintf(exp, size, "APPEND RECORD");break;

+ case ISO7816_UPDATE_DATA :snprintf(exp, size, "UPDATE DATA");break;

+ case ISO7816_GET_DATA :snprintf(exp, size, "GET DATA");break;

+ case ISO7816_PUT_DATA :snprintf(exp, size, "PUT DATA");break;

+ case ISO7816_SELECT_FILE :snprintf(exp, size, "SELECT FILE");break;

+ case ISO7816_VERIFY :snprintf(exp, size, "VERIFY");break;

+ case ISO7816_INTERNAL_AUTHENTICATE :snprintf(exp, size, "INTERNAL AUTHENTICATE");break;

+ case ISO7816_EXTERNAL_AUTHENTICATE :snprintf(exp, size, "EXTERNAL AUTHENTICATE");break;

+ case ISO7816_GET_CHALLENGE :snprintf(exp, size, "GET CHALLENGE");break;

+ case ISO7816_MANAGE_CHANNEL :snprintf(exp, size, "MANAGE CHANNEL");break;

+ case ISO7816_GET_RESPONSE :snprintf(exp, size, "GET RESPONSE");break;

+ case ISO7816_ENVELOPE :snprintf(exp, size, "ENVELOPE");break;

+ case ISO7816_GET_PROCESSING_OPTIONS :snprintf(exp, size, "GET PROCESSING OPTIONS");break;

+ default :snprintf(exp,size,"?"); break;

+ }

+}

+

+void annotateIso14443_4(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {

+ // S-block

+ if ((cmd[0] & 0xc3) == 0xc2) {

+ switch (cmd[0] & 0x30) {

+ case 0x00 : snprintf(exp, size, "S-block DESELECT"); break;

+ case 0x30 : snprintf(exp, size, "S-block WTX"); break;

+ default : snprintf(exp, size, "S-block (RFU)"); break;

+ }

+ // R-block (ack)

+ else if ((cmd[0] & 0xe0) == 0xa0) {

+ if ((cmd[0] & 0x10) == 0)

+ snprintf(exp, size, "R-block ACK");

+ else

+ snprintf(exp, size, "R-block NACK");

+ }

+ // I-block

+ else {

+ int pos = 1;

+ switch (cmd[0] & 0x0c) {

+ case 0x08: // CID following

+ case 0x04: // NAD following

+ pos = 2;

+ break;

+ case 0x0c: // CID and NAD following

+ pos = 3;

+ break;

+ default:

+ pos = 1; // no CID, no NAD

+ break;

+ }

+ annotateIso7816(exp, size, &cmd[pos], cmdsize-pos);

+ }

+}

+

/**

06 00 = INITIATE

0E xx = SELECT ID (xx = Chip-ID)

/**

06 00 = INITIATE

0E xx = SELECT ID (xx = Chip-ID)

0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)

**/

0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)

**/

-void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)

-{

+void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {

switch(cmd[0]){

case ISO14443B_REQB : snprintf(exp,size,"REQB");break;

case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;

switch(cmd[0]){

case ISO14443B_REQB : snprintf(exp,size,"REQB");break;

case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;

}

-void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)

-{

+void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {

switch(cmd[0])

{

switch(cmd[0])

{

- case ISO14443A_CMD_WUPA:

- snprintf(exp,size,"WUPA");

+ case ISO14443A_CMD_WUPA:

+ snprintf(exp,size,"WUPA");

break;

case ISO14443A_CMD_ANTICOLL_OR_SELECT:{

// 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)

break;

case ISO14443A_CMD_ANTICOLL_OR_SELECT:{

// 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)

snprintf(exp,size,"ANTICOLL-2"); break;

}

snprintf(exp,size,"ANTICOLL-2"); break;

}

- case ISO14443A_CMD_REQA:

- snprintf(exp,size,"REQA");

+ case ISO14443A_CMD_REQA:

+ snprintf(exp,size,"REQA");

break;

- case ISO14443A_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;

- case ISO14443A_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;

- case ISO14443A_CMD_HALT:

- snprintf(exp,size,"HALT");

+ case MIFARE_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;

+ case MIFARE_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;

+ case ISO14443A_CMD_HALT:

+ snprintf(exp,size,"HALT");

MifareAuthState = masNone;

break;

MifareAuthState = masNone;

break;

- case ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break;

- case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break;

- case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break;

- case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;

- case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;

+ case ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break;

+ case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break;

+ case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break;

+ case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;

+ case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;

case MIFARE_AUTH_KEYA:

if ( cmdsize > 3) {

case MIFARE_AUTH_KEYA:

if ( cmdsize > 3) {

- snprintf(exp,size,"AUTH-A(%d)",cmd[1]);

+ snprintf(exp,size,"AUTH-A(%d)",cmd[1]);

MifareAuthState = masNt;

} else {

MifareAuthState = masNt;

} else {

- // case MIFARE_ULEV1_VERSION : both 0x60.

+ // case MIFARE_ULEV1_VERSION : both 0x60.

snprintf(exp,size,"EV1 VERSION");

}

break;

case MIFARE_AUTH_KEYB:

MifareAuthState = masNt;

snprintf(exp,size,"EV1 VERSION");

}

break;

case MIFARE_AUTH_KEYB:

MifareAuthState = masNt;

- snprintf(exp,size,"AUTH-B(%d)",cmd[1]);

+ snprintf(exp,size,"AUTH-B(%d)",cmd[1]);

break;

- case MIFARE_MAGICWUPC1: snprintf(exp,size,"MAGIC WUPC1"); break;

- case MIFARE_MAGICWUPC2: snprintf(exp,size,"MAGIC WUPC2"); break;

- case MIFARE_MAGICWIPEC: snprintf(exp,size,"MAGIC WIPEC"); break;

- case MIFARE_ULC_AUTH_1: snprintf(exp,size,"AUTH "); break;

- case MIFARE_ULC_AUTH_2: snprintf(exp,size,"AUTH_ANSW"); break;

+ case MIFARE_MAGICWUPC1: snprintf(exp,size,"MAGIC WUPC1"); break;

+ case MIFARE_MAGICWUPC2: snprintf(exp,size,"MAGIC WUPC2"); break;

+ case MIFARE_MAGICWIPEC: snprintf(exp,size,"MAGIC WIPEC"); break;

+ case MIFARE_ULC_AUTH_1: snprintf(exp,size,"AUTH "); break;

+ case MIFARE_ULC_AUTH_2: snprintf(exp,size,"AUTH_ANSW"); break;

case MIFARE_ULEV1_AUTH:

if ( cmdsize == 7 )

snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] );

case MIFARE_ULEV1_AUTH:

if ( cmdsize == 7 )

snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] );

break;

case MIFARE_ULEV1_FASTREAD:{

if ( cmdsize >=3 && cmd[2] <= 0xE6)

break;

case MIFARE_ULEV1_FASTREAD:{

if ( cmdsize >=3 && cmd[2] <= 0xE6)

- snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);

+ snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);

else

snprintf(exp,size,"?");

break;

}

case MIFARE_ULC_WRITE:{

if ( cmd[1] < 0x21 )

else

snprintf(exp,size,"?");

break;

}

case MIFARE_ULC_WRITE:{

if ( cmd[1] < 0x21 )

- snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);

+ snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);

else

snprintf(exp,size,"?");

break;

else

snprintf(exp,size,"?");

break;

snprintf(exp,size,"?");

break;

}

snprintf(exp,size,"?");

break;

}

- case MIFARE_ULEV1_READSIG: snprintf(exp,size,"READ_SIG"); break;

- case MIFARE_ULEV1_CHECKTEAR: snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;

- case MIFARE_ULEV1_VCSL: snprintf(exp,size,"VCSL"); break;

- default: snprintf(exp,size,"?"); break;

+ case MIFARE_ULEV1_READSIG: snprintf(exp,size,"READ_SIG"); break;

+ case MIFARE_ULEV1_CHECKTEAR: snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;

+ case MIFARE_ULEV1_VCSL: snprintf(exp,size,"VCSL"); break;

+ default: snprintf(exp,size,"?"); break;

}

return;

}

return;

}

void annotateMifare(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize, uint8_t* parity, uint8_t paritysize, bool isResponse) {

if (!isResponse && cmdsize == 1) {

switch(cmd[0]) {

void annotateMifare(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize, uint8_t* parity, uint8_t paritysize, bool isResponse) {

if (!isResponse && cmdsize == 1) {

switch(cmd[0]) {

- case ISO14443A_CMD_WUPA:

- case ISO14443A_CMD_REQA:

+ case ISO14443A_CMD_WUPA:

+ case ISO14443A_CMD_REQA:

MifareAuthState = masNone;

break;

default:

break;

}

MifareAuthState = masNone;

break;

default:

break;

}

-

+

// get UID

if (MifareAuthState == masNone) {

if (cmdsize == 9 && cmd[0] == ISO14443A_CMD_ANTICOLL_OR_SELECT && cmd[1] == 0x70) {

// get UID

if (MifareAuthState == masNone) {

if (cmdsize == 9 && cmd[0] == ISO14443A_CMD_ANTICOLL_OR_SELECT && cmd[1] == 0x70) {

AuthData.uid = bytes_to_num(&cmd[2], 4);

}

AuthData.uid = bytes_to_num(&cmd[2], 4);

}

-

+

switch(MifareAuthState) {

case masNt:

if (cmdsize == 4 && isResponse) {

switch(MifareAuthState) {

case masNt:

if (cmdsize == 4 && isResponse) {

default:

break;

}

default:

break;

}

-

+

if (!isResponse && ((MifareAuthState == masNone) || (MifareAuthState == masError)))

annotateIso14443a(exp, size, cmd, cmdsize);

if (!isResponse && ((MifareAuthState == masNone) || (MifareAuthState == masError)))

annotateIso14443a(exp, size, cmd, cmdsize);

-

+

}

-bool DecodeMifareData(uint8_t *cmd, uint8_t cmdsize, uint8_t *parity, bool isResponse, uint8_t *mfData, size_t *mfDataLen) {

- static struct Crypto1State *traceCrypto1;

+

+static uint64_t GetCrypto1ProbableKey(TAuthData *ad) {

+ struct Crypto1State *revstate = lfsr_recovery64(ad->ks2, ad->ks3);

+ lfsr_rollback_word(revstate, 0, 0);

+ lfsr_rollback_word(revstate, ad->nr_enc, 1);

+ lfsr_rollback_word(revstate, ad->uid ^ ad->nt, 0);

+

+ uint64_t lfsr = 0;

+ crypto1_get_lfsr(revstate, &lfsr);

+ crypto1_destroy(revstate);

+

+ return lfsr;

+}

+

+static bool NTParityChk(TAuthData *ad, uint32_t ntx) {

+ if (

+ (oddparity8(ntx >> 8 & 0xff) ^ (ntx & 0x01) ^ ((ad->nt_enc_par >> 5) & 0x01) ^ (ad->nt_enc & 0x01)) ||

+ (oddparity8(ntx >> 16 & 0xff) ^ (ntx >> 8 & 0x01) ^ ((ad->nt_enc_par >> 6) & 0x01) ^ (ad->nt_enc >> 8 & 0x01)) ||

+ (oddparity8(ntx >> 24 & 0xff) ^ (ntx >> 16 & 0x01) ^ ((ad->nt_enc_par >> 7) & 0x01) ^ (ad->nt_enc >> 16 & 0x01))

+ )

+ return false;

+

+ uint32_t ar = prng_successor(ntx, 64);

+ if (

+ (oddparity8(ar >> 8 & 0xff) ^ (ar & 0x01) ^ ((ad->ar_enc_par >> 5) & 0x01) ^ (ad->ar_enc & 0x01)) ||

+ (oddparity8(ar >> 16 & 0xff) ^ (ar >> 8 & 0x01) ^ ((ad->ar_enc_par >> 6) & 0x01) ^ (ad->ar_enc >> 8 & 0x01)) ||

+ (oddparity8(ar >> 24 & 0xff) ^ (ar >> 16 & 0x01) ^ ((ad->ar_enc_par >> 7) & 0x01) ^ (ad->ar_enc >> 16 & 0x01))

+ )

+ return false;

+

+ uint32_t at = prng_successor(ntx, 96);

+ if (

+ (oddparity8(ar & 0xff) ^ (at >> 24 & 0x01) ^ ((ad->ar_enc_par >> 4) & 0x01) ^ (ad->at_enc >> 24 & 0x01)) ||

+ (oddparity8(at >> 8 & 0xff) ^ (at & 0x01) ^ ((ad->at_enc_par >> 5) & 0x01) ^ (ad->at_enc & 0x01)) ||

+ (oddparity8(at >> 16 & 0xff) ^ (at >> 8 & 0x01) ^ ((ad->at_enc_par >> 6) & 0x01) ^ (ad->at_enc >> 8 & 0x01)) ||

+ (oddparity8(at >> 24 & 0xff) ^ (at >> 16 & 0x01) ^ ((ad->at_enc_par >> 7) & 0x01) ^ (ad->at_enc >> 16 & 0x01))

+ )

+ return false;

+

+ return true;

+}

+

+static bool CheckCrypto1Parity(uint8_t *cmd_enc, uint8_t cmdsize, uint8_t *cmd, uint8_t *parity_enc) {

+ for (int i = 0; i < cmdsize - 1; i++) {

+ if (oddparity8(cmd[i]) ^ (cmd[i + 1] & 0x01) ^ ((parity_enc[i / 8] >> (7 - i % 8)) & 0x01) ^ (cmd_enc[i + 1] & 0x01))

+ return false;

+ }

+

+ return true;

+}

+

+static bool NestedCheckKey(uint64_t key, TAuthData *ad, uint8_t *cmd, uint8_t cmdsize, uint8_t *parity) {

+ uint8_t buf[32] = {0};

+ struct Crypto1State *pcs;

+

+ AuthData.ks2 = 0;

+ AuthData.ks3 = 0;

+

+ pcs = crypto1_create(key);

+ uint32_t nt1 = crypto1_word(pcs, ad->nt_enc ^ ad->uid, 1) ^ ad->nt_enc;

+ uint32_t ar = prng_successor(nt1, 64);

+ uint32_t at = prng_successor(nt1, 96);

+

+ crypto1_word(pcs, ad->nr_enc, 1);

+// uint32_t nr1 = crypto1_word(pcs, ad->nr_enc, 1) ^ ad->nr_enc; // if needs deciphered nr

+ uint32_t ar1 = crypto1_word(pcs, 0, 0) ^ ad->ar_enc;

+ uint32_t at1 = crypto1_word(pcs, 0, 0) ^ ad->at_enc;

+

+ if (!(ar == ar1 && at == at1 && NTParityChk(ad, nt1))) {

+ crypto1_destroy(pcs);

+ return false;

+ }

+

+ memcpy(buf, cmd, cmdsize);

+ mf_crypto1_decrypt(pcs, buf, cmdsize, 0);

+

+ crypto1_destroy(pcs);

+

+ if (!CheckCrypto1Parity(cmd, cmdsize, buf, parity))

+ return false;

+

+ if(!CheckCrc14443(CRC_14443_A, buf, cmdsize))

+ return false;

+

+ AuthData.nt = nt1;

+ AuthData.ks2 = AuthData.ar_enc ^ ar;

+ AuthData.ks3 = AuthData.at_enc ^ at;

+

+ return true;

+}

+

+static bool DecodeMifareData(uint8_t *cmd, uint8_t cmdsize, uint8_t *parity, bool isResponse, uint8_t *mfData, size_t *mfDataLen) {

+ static struct Crypto1State *traceCrypto1;

static uint64_t mfLastKey;

-

+

*mfDataLen = 0;

-

+

if (MifareAuthState == masAuthComplete) {

if (traceCrypto1) {

crypto1_destroy(traceCrypto1);

if (MifareAuthState == masAuthComplete) {

if (traceCrypto1) {

crypto1_destroy(traceCrypto1);

MifareAuthState = masFirstData;

return false;

}

MifareAuthState = masFirstData;

return false;

}

-

+

if (cmdsize > 32)

return false;

if (cmdsize > 32)

return false;

-

+

if (MifareAuthState == masFirstData) {

if (AuthData.first_auth) {

AuthData.ks2 = AuthData.ar_enc ^ prng_successor(AuthData.nt, 64);

AuthData.ks3 = AuthData.at_enc ^ prng_successor(AuthData.nt, 96);

mfLastKey = GetCrypto1ProbableKey(&AuthData);

if (MifareAuthState == masFirstData) {

if (AuthData.first_auth) {

AuthData.ks2 = AuthData.ar_enc ^ prng_successor(AuthData.nt, 64);

AuthData.ks3 = AuthData.at_enc ^ prng_successor(AuthData.nt, 96);

mfLastKey = GetCrypto1ProbableKey(&AuthData);

- PrintAndLog(" | * | key | probable key:%010"PRIx64" Prng:%s ks2:%08x ks3:%08x | |",

+ PrintAndLog(" | * | key | probable key:%012"PRIx64" Prng:%s ks2:%08x ks3:%08x | |",

mfLastKey,

validate_prng_nonce(AuthData.nt) ? "WEAK": "HARD",

AuthData.ks2,

AuthData.ks3);

mfLastKey,

validate_prng_nonce(AuthData.nt) ? "WEAK": "HARD",

AuthData.ks2,

AuthData.ks3);

-

+

AuthData.first_auth = false;

traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);

AuthData.first_auth = false;

traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);

// check last used key

if (mfLastKey) {

if (NestedCheckKey(mfLastKey, &AuthData, cmd, cmdsize, parity)) {

// check last used key

if (mfLastKey) {

if (NestedCheckKey(mfLastKey, &AuthData, cmd, cmdsize, parity)) {

- PrintAndLog(" | * | key | last used key:%010"PRIx64" ks2:%08x ks3:%08x | |",

+ PrintAndLog(" | * | key | last used key:%012"PRIx64" ks2:%08x ks3:%08x | |",

mfLastKey,

AuthData.ks2,

AuthData.ks3);

mfLastKey,

AuthData.ks2,

AuthData.ks3);

traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);

};

}

traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);

};

}

-

+

// check default keys

if (!traceCrypto1) {

for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){

if (NestedCheckKey(MifareDefaultKeys[defaultKeyCounter], &AuthData, cmd, cmdsize, parity)) {

// check default keys

if (!traceCrypto1) {

for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){

if (NestedCheckKey(MifareDefaultKeys[defaultKeyCounter], &AuthData, cmd, cmdsize, parity)) {

- PrintAndLog(" | * | key | default key:%010"PRIx64" ks2:%08x ks3:%08x | |",

+ PrintAndLog(" | * | key | default key:%012"PRIx64" ks2:%08x ks3:%08x | |",

MifareDefaultKeys[defaultKeyCounter],

AuthData.ks2,

AuthData.ks3);

MifareDefaultKeys[defaultKeyCounter],

AuthData.ks2,

AuthData.ks3);

};

}

};

}

-

+

// nested

if (!traceCrypto1 && validate_prng_nonce(AuthData.nt)) {

// nested

if (!traceCrypto1 && validate_prng_nonce(AuthData.nt)) {

- uint32_t ntx = prng_successor(AuthData.nt, 90);

+ uint32_t ntx = prng_successor(AuthData.nt, 90);

for (int i = 0; i < 16383; i++) {

ntx = prng_successor(ntx, 1);

if (NTParityChk(&AuthData, ntx)){

for (int i = 0; i < 16383; i++) {

ntx = prng_successor(ntx, 1);

if (NTParityChk(&AuthData, ntx)){

struct Crypto1State *pcs = lfsr_recovery64(ks2, ks3);

memcpy(mfData, cmd, cmdsize);

mf_crypto1_decrypt(pcs, mfData, cmdsize, 0);

struct Crypto1State *pcs = lfsr_recovery64(ks2, ks3);

memcpy(mfData, cmd, cmdsize);

mf_crypto1_decrypt(pcs, mfData, cmdsize, 0);

-

+

crypto1_destroy(pcs);

if (CheckCrypto1Parity(cmd, cmdsize, mfData, parity) && CheckCrc14443(CRC_14443_A, mfData, cmdsize)) {

AuthData.ks2 = ks2;

crypto1_destroy(pcs);

if (CheckCrypto1Parity(cmd, cmdsize, mfData, parity) && CheckCrc14443(CRC_14443_A, mfData, cmdsize)) {

AuthData.ks2 = ks2;

AuthData.nt = ntx;

mfLastKey = GetCrypto1ProbableKey(&AuthData);

AuthData.nt = ntx;

mfLastKey = GetCrypto1ProbableKey(&AuthData);

- PrintAndLog(" | * | key | nested probable key:%010"PRIx64" ks2:%08x ks3:%08x | |",

+ PrintAndLog(" | * | key | nested probable key:%012"PRIx64" ks2:%08x ks3:%08x | |",

mfLastKey,

AuthData.ks2,

AuthData.ks3);

mfLastKey,

AuthData.ks2,

AuthData.ks3);

traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);

break;

}

traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);

break;

}

- }

+ }

}

-

+

//hardnested

if (!traceCrypto1) {

printf("hardnested not implemented. uid:%x nt:%x ar_enc:%x at_enc:%x\n", AuthData.uid, AuthData.nt, AuthData.ar_enc, AuthData.at_enc);

//hardnested

if (!traceCrypto1) {

printf("hardnested not implemented. uid:%x nt:%x ar_enc:%x at_enc:%x\n", AuthData.uid, AuthData.nt, AuthData.ar_enc, AuthData.at_enc);

*/

}

*/

}

-

+

MifareAuthState = masData;

}

MifareAuthState = masData;

}

-

+

if (MifareAuthState == masData && traceCrypto1) {

memcpy(mfData, cmd, cmdsize);

mf_crypto1_decrypt(traceCrypto1, mfData, cmdsize, 0);

*mfDataLen = cmdsize;

}

if (MifareAuthState == masData && traceCrypto1) {

memcpy(mfData, cmd, cmdsize);

mf_crypto1_decrypt(traceCrypto1, mfData, cmdsize, 0);

*mfDataLen = cmdsize;

}

-

+

return *mfDataLen > 0;

}

return *mfDataLen > 0;

}

-bool NTParityChk(TAuthData *ad, uint32_t ntx) {

- if (

- (oddparity8(ntx >> 8 & 0xff) ^ (ntx & 0x01) ^ ((ad->nt_enc_par >> 5) & 0x01) ^ (ad->nt_enc & 0x01)) ||

- (oddparity8(ntx >> 16 & 0xff) ^ (ntx >> 8 & 0x01) ^ ((ad->nt_enc_par >> 6) & 0x01) ^ (ad->nt_enc >> 8 & 0x01)) ||

- (oddparity8(ntx >> 24 & 0xff) ^ (ntx >> 16 & 0x01) ^ ((ad->nt_enc_par >> 7) & 0x01) ^ (ad->nt_enc >> 16 & 0x01))

- )

- return false;

-

- uint32_t ar = prng_successor(ntx, 64);

- if (

- (oddparity8(ar >> 8 & 0xff) ^ (ar & 0x01) ^ ((ad->ar_enc_par >> 5) & 0x01) ^ (ad->ar_enc & 0x01)) ||

- (oddparity8(ar >> 16 & 0xff) ^ (ar >> 8 & 0x01) ^ ((ad->ar_enc_par >> 6) & 0x01) ^ (ad->ar_enc >> 8 & 0x01)) ||

- (oddparity8(ar >> 24 & 0xff) ^ (ar >> 16 & 0x01) ^ ((ad->ar_enc_par >> 7) & 0x01) ^ (ad->ar_enc >> 16 & 0x01))

- )

- return false;

- uint32_t at = prng_successor(ntx, 96);

- if (

- (oddparity8(ar & 0xff) ^ (at >> 24 & 0x01) ^ ((ad->ar_enc_par >> 4) & 0x01) ^ (ad->at_enc >> 24 & 0x01)) ||

- (oddparity8(at >> 8 & 0xff) ^ (at & 0x01) ^ ((ad->at_enc_par >> 5) & 0x01) ^ (ad->at_enc & 0x01)) ||

- (oddparity8(at >> 16 & 0xff) ^ (at >> 8 & 0x01) ^ ((ad->at_enc_par >> 6) & 0x01) ^ (ad->at_enc >> 8 & 0x01)) ||

- (oddparity8(at >> 24 & 0xff) ^ (at >> 16 & 0x01) ^ ((ad->at_enc_par >> 7) & 0x01) ^ (ad->at_enc >> 16 & 0x01))

- )

- return false;

-

- return true;

+bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen) {

+ return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);

}

-bool NestedCheckKey(uint64_t key, TAuthData *ad, uint8_t *cmd, uint8_t cmdsize, uint8_t *parity) {

- uint8_t buf[32] = {0};

- struct Crypto1State *pcs;

-

- AuthData.ks2 = 0;

- AuthData.ks3 = 0;

- pcs = crypto1_create(key);

- uint32_t nt1 = crypto1_word(pcs, ad->nt_enc ^ ad->uid, 1) ^ ad->nt_enc;

- uint32_t ar = prng_successor(nt1, 64);

- uint32_t at = prng_successor(nt1, 96);

+bool next_record_is_response(uint16_t tracepos, uint8_t *trace) {

+ uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));

+ return(next_records_datalen & 0x8000);

+}

- crypto1_word(pcs, ad->nr_enc, 1);

-// uint32_t nr1 = crypto1_word(pcs, ad->nr_enc, 1) ^ ad->nr_enc; // if needs deciphered nr

- uint32_t ar1 = crypto1_word(pcs, 0, 0) ^ ad->ar_enc;

- uint32_t at1 = crypto1_word(pcs, 0, 0) ^ ad->at_enc;

- if (!(ar == ar1 && at == at1 && NTParityChk(ad, nt1)))

- return false;

+bool merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len) {

- memcpy(buf, cmd, cmdsize);

- mf_crypto1_decrypt(pcs, buf, cmdsize, 0);

-

- crypto1_destroy(pcs);

-

- if (!CheckCrypto1Parity(cmd, cmdsize, buf, parity))

- return false;

+#define MAX_TOPAZ_READER_CMD_LEN 16

- if(!CheckCrc14443(CRC_14443_A, buf, cmdsize))

- return false;

-

- AuthData.nt = nt1;

- AuthData.ks2 = AuthData.ar_enc ^ ar;

- AuthData.ks3 = AuthData.at_enc ^ at;

+ uint32_t last_timestamp = timestamp + *duration;

+

+ if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;

+

+ memcpy(topaz_reader_command, frame, *data_len);

+

+ while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {

+ uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));

+ *tracepos += sizeof(uint32_t);

+ uint16_t next_duration = *((uint16_t *)(trace + *tracepos));

+ *tracepos += sizeof(uint16_t);

+ uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;

+ *tracepos += sizeof(uint16_t);

+ uint8_t *next_frame = (trace + *tracepos);

+ *tracepos += next_data_len;

+ if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {

+ memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);

+ *data_len += next_data_len;

+ last_timestamp = next_timestamp + next_duration;

+ } else {

+ // rewind and exit

+ *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);

+ break;

+ }

+ uint16_t next_parity_len = (next_data_len-1)/8 + 1;

+ *tracepos += next_parity_len;

+ }

+

+ *duration = last_timestamp - timestamp;

return true;

}

return true;

}

-bool CheckCrypto1Parity(uint8_t *cmd_enc, uint8_t cmdsize, uint8_t *cmd, uint8_t *parity_enc) {

- for (int i = 0; i < cmdsize - 1; i++) {

- if (oddparity8(cmd[i]) ^ (cmd[i + 1] & 0x01) ^ ((parity_enc[i / 8] >> (7 - i % 8)) & 0x01) ^ (cmd_enc[i + 1] & 0x01))

- return false;

+

+uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes, uint32_t *prev_EOT, bool times_in_us) {

+ bool isResponse;

+ uint16_t data_len, parity_len;

+ uint32_t duration;

+ uint8_t topaz_reader_command[9];

+ uint32_t timestamp, first_timestamp;

+ uint32_t EndOfTransmissionTimestamp = 0;

+ char explanation[30] = {0};

+ uint8_t mfData[32] = {0};

+ size_t mfDataLen = 0;

+

+ if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;

+

+ first_timestamp = *((uint32_t *)(trace));

+ timestamp = *((uint32_t *)(trace + tracepos));

+

+ tracepos += 4;

+ duration = *((uint16_t *)(trace + tracepos));

+ tracepos += 2;

+ data_len = *((uint16_t *)(trace + tracepos));

+ tracepos += 2;

+

+ if (data_len & 0x8000) {

+ data_len &= 0x7fff;

+ isResponse = true;

+ } else {

+ isResponse = false;

}

-

- return true;

+ parity_len = (data_len-1)/8 + 1;

+

+ if (tracepos + data_len + parity_len > traceLen) {

+ return traceLen;

+ }

+ uint8_t *frame = trace + tracepos;

+ tracepos += data_len;

+ uint8_t *parityBytes = trace + tracepos;

+ tracepos += parity_len;

+

+ if (protocol == TOPAZ && !isResponse) {

+ // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.

+ // merge them:

+ if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {

+ frame = topaz_reader_command;

+ }

+

+ // adjust for different time scales

+ if (protocol == ICLASS || protocol == ISO_15693) {

+ duration *= 32;

+ }

+

+ //Check the CRC status

+ uint8_t crcStatus = 2;

+

+ if (data_len > 2) {

+ switch (protocol) {

+ case ICLASS:

+ crcStatus = iclass_CRC_check(isResponse, frame, data_len);

+ break;

+ case ISO_14443B:

+ case TOPAZ:

+ crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);

+ break;

+ case PROTO_MIFARE:

+ crcStatus = mifare_CRC_check(isResponse, frame, data_len);

+ break;

+ case ISO_14443A:

+ crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);

+ break;

+ case ISO_14443_4:

+ crcStatus = iso14443_4_CRC_check(frame, data_len);

+ break;

+ case ISO_15693:

+ crcStatus = iso15693_CRC_check(frame, data_len);

+ break;

+ default:

+ break;

+ }

+ //0 CRC-command, CRC not ok

+ //1 CRC-command, CRC ok

+ //2 Not crc-command

+

+ //--- Draw the data column

+ char line[16][110];

+

+ for (int j = 0; j < data_len && j/16 < 16; j++) {

+ uint8_t parityBits = parityBytes[j>>3];

+ if (protocol != ISO_14443B

+ && protocol != ISO_15693

+ && protocol != ICLASS

+ && protocol != ISO_7816_4

+ && (isResponse || protocol == ISO_14443A)

+ && (oddparity8(frame[j]) != ((parityBits >> (7-(j&0x0007))) & 0x01))) {

+ snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x!", frame[j]);

+ } else {

+ snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x ", frame[j]);

+ }

+

+ if (markCRCBytes) {

+ if (crcStatus == 0 || crcStatus == 1) { //CRC-command

+ char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);

+ (*pos1) = '[';

+ char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);

+ sprintf(pos2, "%c", ']');

+ }

+

+ // mark short bytes (less than 8 Bit + Parity)

+ if (protocol == ISO_14443A || protocol == PROTO_MIFARE) {

+ if (duration < 128 * (9 * data_len)) {

+ line[(data_len-1)/16][((data_len-1)%16) * 4 + 3] = '\'';

+ }

+

+ if (data_len == 0) {

+ if (protocol == ICLASS && duration == 2048) {

+ sprintf(line[0], " <SOF>");

+ } else if (protocol == ISO_15693 && duration == 512) {

+ sprintf(line[0], " <EOF>");

+ } else {

+ sprintf(line[0], " <empty trace - possible error>");

+ }

+

+ //--- Draw the CRC column

+ char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));

+

+ if (protocol == PROTO_MIFARE)

+ annotateMifare(explanation, sizeof(explanation), frame, data_len, parityBytes, parity_len, isResponse);

+

+ if (!isResponse) {

+ switch(protocol) {

+ case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;

+ case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;

+ case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;

+ case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;

+ case ISO_15693: annotateIso15693(explanation,sizeof(explanation),frame,data_len); break;

+ case ISO_7816_4: annotateIso7816(explanation, sizeof(explanation), frame, data_len); break;

+ case ISO_14443_4: annotateIso14443_4(explanation, sizeof(explanation), frame, data_len); break;

+ default: break;

+ }

+

+ uint32_t previousEndOfTransmissionTimestamp = 0;

+ if (prev_EOT) {

+ if (*prev_EOT) {

+ previousEndOfTransmissionTimestamp = *prev_EOT;

+ } else {

+ previousEndOfTransmissionTimestamp = timestamp;

+ }

+ EndOfTransmissionTimestamp = timestamp + duration;

+ if (prev_EOT) *prev_EOT = EndOfTransmissionTimestamp;

+

+ int num_lines = MIN((data_len - 1)/16 + 1, 16);

+ for (int j = 0; j < num_lines ; j++) {

+ if (j == 0) {

+ uint32_t time1 = timestamp - first_timestamp;

+ uint32_t time2 = EndOfTransmissionTimestamp - first_timestamp;

+ if (prev_EOT) {

+ time1 = timestamp - previousEndOfTransmissionTimestamp;

+ time2 = duration;

+ }

+ if (times_in_us) {

+ PrintAndLog(" %10.1f | %10.1f | %s |%-64s | %s| %s",

+ (float)time1/13.56,

+ (float)time2/13.56,

+ isResponse ? "Tag" : "Rdr",

+ line[j],

+ (j == num_lines-1) ? crc : " ",

+ (j == num_lines-1) ? explanation : "");

+ } else {

+ PrintAndLog(" %10" PRIu32 " | %10" PRIu32 " | %s |%-64s | %s| %s",

+ time1,

+ time2,

+ isResponse ? "Tag" : "Rdr",

+ line[j],

+ (j == num_lines-1) ? crc : " ",

+ (j == num_lines-1) ? explanation : "");

+ }

+ } else {

+ PrintAndLog(" | | |%-64s | %s| %s",

+ line[j],

+ (j == num_lines-1) ? crc : " ",

+ (j == num_lines-1) ? explanation : "");

+ }

+

+ if (DecodeMifareData(frame, data_len, parityBytes, isResponse, mfData, &mfDataLen)) {

+ memset(explanation, 0x00, sizeof(explanation));

+ if (!isResponse) {

+ explanation[0] = '>';

+ annotateIso14443a(&explanation[1], sizeof(explanation) - 1, mfData, mfDataLen);

+ }

+ uint8_t crcc = iso14443A_CRC_check(isResponse, mfData, mfDataLen);

+ PrintAndLog(" | * | dec |%-64s | %-4s| %s",

+ sprint_hex(mfData, mfDataLen),

+ (crcc == 0 ? "!crc" : (crcc == 1 ? " ok " : " ")),

+ (true) ? explanation : "");

+ };

+

+ if (is_last_record(tracepos, trace, traceLen)) return traceLen;

+

+ if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {

+ uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));

+

+ PrintAndLog(" %10d | %10d | %s | fdt (Frame Delay Time): %d",

+ (EndOfTransmissionTimestamp - first_timestamp),

+ (next_timestamp - first_timestamp),

+ " ",

+ (next_timestamp - EndOfTransmissionTimestamp));

+ }

+

+ return tracepos;

}

-uint64_t GetCrypto1ProbableKey(TAuthData *ad) {

- struct Crypto1State *revstate = lfsr_recovery64(ad->ks2, ad->ks3);

- lfsr_rollback_word(revstate, 0, 0);

- lfsr_rollback_word(revstate, ad->nr_enc, 1);

- lfsr_rollback_word(revstate, ad->uid ^ ad->nt, 0);

- uint64_t lfsr = 0;

- crypto1_get_lfsr(revstate, &lfsr);

- crypto1_destroy(revstate);

+int CmdHFList(const char *Cmd) {

+

+ CLIParserInit("hf list", "\nList or save protocol data.",

+ "examples: hf list 14a -f -- interpret as ISO14443A communication and display Frame Delay Times\n"\

+ " hf list iclass -- interpret as iClass trace\n"\

+ " hf list -s myCardTrace.trc -- save trace for later use\n"\

+ " hf list 14a -l myCardTrace.trc -- load trace and interpret as ISO14443A communication\n");

+ void* argtable[] = {

+ arg_param_begin,

+ arg_lit0("f", "fdt", "display fdt (frame delay times)"),

+ arg_lit0("r", "relative", "show relative times (gap and duration)"),

+ arg_lit0("c", "crc" , "mark CRC bytes"),

+ arg_lit0("p", "pcsc", "show trace buffer from PCSC card reader instead of PM3"),

+ arg_str0("l", "load", "<filename>", "load trace from file"),

+ arg_str0("s", "save", "<filename>", "save trace to file"),

+ arg_lit0("u", "us", "display times in microseconds instead of clock cycles"),

+ arg_str0(NULL, NULL, "<protocol>", "protocol to interpret. Possible values:\n"\

+ "\traw - just show raw data without annotations (default)\n"\

+ "\t14a - interpret data as ISO14443A communications\n"\

+ "\tmf - interpret data as ISO14443A communications and decrypt Mifare Crypto1 stream\n"\

+ "\t14b - interpret data as ISO14443B communications\n"\

+ "\t15 - interpret data as ISO15693 communications\n"\

+ "\ticlass - interpret data as iClass communications\n"\

+ "\ttopaz - interpret data as Topaz communications\n"\

+ "\t7816 - interpret data as 7816-4 APDU communications\n"\

+ "\t14-4 - interpret data as ISO14443-4 communications"),

+ arg_param_end

+ };

+

+ if (CLIParserParseString(Cmd, argtable, arg_getsize(argtable), true)){

+ CLIParserFree();

+ return 0;

+ }

+

+ bool showWaitCycles = arg_get_lit(1);

+ bool relative_times = arg_get_lit(2);

+ bool markCRCBytes = arg_get_lit(3);

+ bool PCSCtrace = arg_get_lit(4);

+ bool loadFromFile = arg_get_str_len(5);

+ bool saveToFile = arg_get_str_len(6);

+ bool times_in_us = arg_get_lit(7);

+

+ uint32_t previous_EOT = 0;

+ uint32_t *prev_EOT = NULL;

+ if (relative_times) {

+ prev_EOT = &previous_EOT;

+ }

- return lfsr;

+ char load_filename[FILE_PATH_SIZE+1] = {0};

+ if (loadFromFile) {

+ strncpy(load_filename, arg_get_str(5)->sval[0], FILE_PATH_SIZE);

+ }

+ char save_filename[FILE_PATH_SIZE+1] = {0};

+ if (saveToFile) {

+ strncpy(save_filename, arg_get_str(6)->sval[0], FILE_PATH_SIZE);

+ }

+

+ uint8_t protocol = -1;

+ if (arg_get_str_len(8)) {

+ if (strcmp(arg_get_str(8)->sval[0], "iclass") == 0) protocol = ICLASS;

+ else if(strcmp(arg_get_str(8)->sval[0], "14a") == 0) protocol = ISO_14443A;

+ else if(strcmp(arg_get_str(8)->sval[0], "mf") == 0) protocol = PROTO_MIFARE;

+ else if(strcmp(arg_get_str(8)->sval[0], "14b") == 0) protocol = ISO_14443B;

+ else if(strcmp(arg_get_str(8)->sval[0], "topaz") == 0) protocol = TOPAZ;

+ else if(strcmp(arg_get_str(8)->sval[0], "7816") == 0) protocol = ISO_7816_4;

+ else if(strcmp(arg_get_str(8)->sval[0], "14-4") == 0) protocol = ISO_14443_4;

+ else if(strcmp(arg_get_str(8)->sval[0], "15") == 0) protocol = ISO_15693;

+ else if(strcmp(arg_get_str(8)->sval[0], "raw") == 0) protocol = -1;//No crc, no annotations

+ else {

+ PrintAndLog("hf list: invalid argument \"%s\"\nTry 'hf list --help' for more information.", arg_get_str(8)->sval[0]);

+ CLIParserFree();

+ return 0;

+ }

+

+ CLIParserFree();

+

+ uint8_t *trace;

+ uint32_t tracepos = 0;

+ uint32_t traceLen = 0;

+

+ if (loadFromFile) {

+ #define TRACE_CHUNK_SIZE (1<<16) // 64K to start with. Will be enough for BigBuf and some room for future extensions

+ FILE *tracefile = NULL;

+ size_t bytes_read;

+ trace = malloc(TRACE_CHUNK_SIZE);

+ if (trace == NULL) {

+ PrintAndLog("Cannot allocate memory for trace");

+ return 2;

+ }

+ if ((tracefile = fopen(load_filename,"rb")) == NULL) {

+ PrintAndLog("Could not open file %s", load_filename);

+ free(trace);

+ return 0;

+ }

+ while (!feof(tracefile)) {

+ bytes_read = fread(trace+traceLen, 1, TRACE_CHUNK_SIZE, tracefile);

+ traceLen += bytes_read;

+ if (!feof(tracefile)) {

+ uint8_t *p = realloc(trace, traceLen + TRACE_CHUNK_SIZE);

+ if (p == NULL) {

+ PrintAndLog("Cannot allocate memory for trace");

+ free(trace);

+ fclose(tracefile);

+ return 2;

+ }

+ trace = p;

+ }

+ fclose(tracefile);

+ } else if (PCSCtrace) {

+ trace = pcsc_get_trace_addr();

+ traceLen = pcsc_get_traceLen();

+ } else {

+ trace = malloc(USB_CMD_DATA_SIZE);

+ // Query for the size of the trace

+ UsbCommand response;

+ if (!(GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0, &response, 500, false))) {

+ return 1;

+ }

+ traceLen = response.arg[2];

+ if (traceLen > USB_CMD_DATA_SIZE) {

+ uint8_t *p = realloc(trace, traceLen);

+ if (p == NULL) {

+ PrintAndLog("Cannot allocate memory for trace");

+ free(trace);

+ return 2;

+ }

+ trace = p;

+ if (!(GetFromBigBuf(trace, traceLen, 0, NULL, 500, false))) {

+ return 1;

+ }

+

+ if (saveToFile) {

+ FILE *tracefile = NULL;

+ if ((tracefile = fopen(save_filename,"wb")) == NULL) {

+ PrintAndLog("Could not create file %s", save_filename);

+ return 1;

+ }

+ fwrite(trace, 1, traceLen, tracefile);

+ PrintAndLog("Recorded Activity (TraceLen = %d bytes) written to file %s", traceLen, save_filename);

+ fclose(tracefile);

+ } else {

+ PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);

+ PrintAndLog("");

+ if (relative_times) {

+ PrintAndLog("Gap = time between transfers. Duration = duration of data transfer. Src = Source of transfer");

+ } else {

+ PrintAndLog("Start = Start of Frame, End = End of Frame. Src = Source of transfer");

+ }

+ if (times_in_us) {

+ PrintAndLog("All times are in microseconds");

+ } else {

+ PrintAndLog("All times are in carrier periods (1/13.56Mhz)");

+ }

+ PrintAndLog("");

+ if (relative_times) {

+ PrintAndLog(" Gap | Duration | Src | Data (! denotes parity error, ' denotes short bytes) | CRC | Annotation |");

+ } else {

+ PrintAndLog(" Start | End | Src | Data (! denotes parity error, ' denotes short bytes) | CRC | Annotation |");

+ }

+ PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");

+

+ ClearAuthData();

+ while(tracepos < traceLen) {

+ tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes, prev_EOT, times_in_us);

+ }

+

+ free(trace);

+ return 0;

}

+