#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
-#include <string.h>
#include <stdint.h>
#include "iso14443crc.h"
#include "proxmark3.h"
#include "cmdparser.h"
#include "cmdhf14b.h"
#include "cmdmain.h"
+#include "cmdhf14a.h"
+#include "tea.h"
+#include "cmdhf.h"
+#include "prng.h"
+#include "sha1.h"
static int CmdHelp(const char *Cmd);
-int CmdHF14BDemod(const char *Cmd)
-{
- int i, j, iold;
- int isum, qsum;
- int outOfWeakAt;
- bool negateI, negateQ;
-
- uint8_t data[256];
- int dataLen = 0;
-
- // As received, the samples are pairs, correlations against I and Q
- // square waves. So estimate angle of initial carrier (or just
- // quadrant, actually), and then do the demod.
-
- // First, estimate where the tag starts modulating.
- for (i = 0; i < GraphTraceLen; i += 2) {
- if (abs(GraphBuffer[i]) + abs(GraphBuffer[i + 1]) > 40) {
- break;
- }
- }
- if (i >= GraphTraceLen) {
- PrintAndLog("too weak to sync");
- return 0;
- }
- PrintAndLog("out of weak at %d", i);
- outOfWeakAt = i;
-
- // Now, estimate the phase in the initial modulation of the tag
- isum = 0;
- qsum = 0;
- for (; i < (outOfWeakAt + 16); i += 2) {
- isum += GraphBuffer[i + 0];
- qsum += GraphBuffer[i + 1];
- }
- negateI = (isum < 0);
- negateQ = (qsum < 0);
-
- // Turn the correlation pairs into soft decisions on the bit.
- j = 0;
- for (i = 0; i < GraphTraceLen / 2; i++) {
- int si = GraphBuffer[j];
- int sq = GraphBuffer[j + 1];
- if (negateI) si = -si;
- if (negateQ) sq = -sq;
- GraphBuffer[i] = si + sq;
- j += 2;
- }
- GraphTraceLen = i;
-
- i = outOfWeakAt / 2;
- while (GraphBuffer[i] > 0 && i < GraphTraceLen)
- i++;
- if (i >= GraphTraceLen) goto demodError;
-
- iold = i;
- while (GraphBuffer[i] < 0 && i < GraphTraceLen)
- i++;
- if (i >= GraphTraceLen) goto demodError;
- if ((i - iold) > 23) goto demodError;
-
- PrintAndLog("make it to demod loop");
-
- for (;;) {
- iold = i;
- while (GraphBuffer[i] >= 0 && i < GraphTraceLen)
- i++;
- if (i >= GraphTraceLen) goto demodError;
- if ((i - iold) > 6) goto demodError;
-
- uint16_t shiftReg = 0;
- if (i + 20 >= GraphTraceLen) goto demodError;
-
- for (j = 0; j < 10; j++) {
- int soft = GraphBuffer[i] + GraphBuffer[i + 1];
-
- if (abs(soft) < (abs(isum) + abs(qsum)) / 20) {
- PrintAndLog("weak bit");
- }
-
- shiftReg >>= 1;
- if(GraphBuffer[i] + GraphBuffer[i+1] >= 0) {
- shiftReg |= 0x200;
- }
-
- i+= 2;
- }
-
- if ((shiftReg & 0x200) && !(shiftReg & 0x001))
- {
- // valid data byte, start and stop bits okay
- PrintAndLog(" %02x", (shiftReg >> 1) & 0xff);
- data[dataLen++] = (shiftReg >> 1) & 0xff;
- if (dataLen >= sizeof(data)) {
- return 0;
- }
- } else if (shiftReg == 0x000) {
- // this is EOF
- break;
- } else {
- goto demodError;
- }
- }
-
- uint8_t first, second;
- ComputeCrc14443(CRC_14443_B, data, dataLen-2, &first, &second);
- PrintAndLog("CRC: %02x %02x (%s)\n", first, second,
- (first == data[dataLen-2] && second == data[dataLen-1]) ?
- "ok" : "****FAIL****");
-
- RepaintGraphWindow();
- return 0;
-
-demodError:
- PrintAndLog("demod error");
- RepaintGraphWindow();
- return 0;
-}
-
-int CmdHF14BList(const char *Cmd)
-{
- PrintAndLog("Deprecated command, use 'hf list 14b' instead");
-
+int CmdHF14BList(const char *Cmd) {
+ CmdHFList("14b");
return 0;
}
-int CmdHF14BRead(const char *Cmd)
-{
- UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_14443, {strtol(Cmd, NULL, 0), 0, 0}};
- SendCommand(&c);
- return 0;
-}
-int CmdHF14Sim(const char *Cmd)
+int CmdHF14BSim(const char *Cmd)
{
- UsbCommand c={CMD_SIMULATE_TAG_ISO_14443};
- SendCommand(&c);
- return 0;
-}
-
-int CmdHFSimlisten(const char *Cmd)
-{
- UsbCommand c = {CMD_SIMULATE_TAG_HF_LISTEN};
- SendCommand(&c);
- return 0;
+ UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443B};
+ clearCommandBuffer();
+ SendCommand(&c);
+ return 0;
}
int CmdHF14BSnoop(const char *Cmd)
{
- UsbCommand c = {CMD_SNOOP_ISO_14443};
- SendCommand(&c);
- return 0;
+ UsbCommand c = {CMD_SNOOP_ISO_14443B};
+ clearCommandBuffer();
+ SendCommand(&c);
+ return 0;
}
/* New command to read the contents of a SRI512 tag
*/
int CmdSri512Read(const char *Cmd)
{
- UsbCommand c = {CMD_READ_SRI512_TAG, {strtol(Cmd, NULL, 0), 0, 0}};
- SendCommand(&c);
- return 0;
+ 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}};
- SendCommand(&c);
- return 0;
+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)) {
+ PrintAndLog("Command time-out");
+ return 1;
+ }
+ return 0;
}
-int CmdHF14BCmdRaw (const char *cmd) {
- UsbCommand resp;
- uint8_t *recv;
- UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}}; // len,recv?
- uint8_t reply=1;
- uint8_t crc=0;
- uint8_t power=0;
+int HF14BCmdRaw(bool reply, bool *crc, bool power, uint8_t *data, uint8_t *datalen, bool verbose){
+
+ if(*crc) {
+ ComputeCrc14443(CRC_14443_B, data, *datalen, data+*datalen, data+*datalen+1);
+ *datalen += 2;
+ }
+
+ UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}}; // len,recv,power
+ 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;
+
+ UsbCommand resp;
+ if (!WaitForResponseTimeout(CMD_ACK, &resp, 2000)) {
+ if (verbose) PrintAndLog("timeout while waiting for reply.");
+ return 0;
+ }
+
+ *datalen = resp.arg[0];
+ if (verbose) PrintAndLog("received %u octets", *datalen);
+ if(*datalen<3) return 0;
+
+ memcpy(data, resp.d.asBytes, *datalen);
+
+ uint8_t first = 0, second = 0;
+ ComputeCrc14443(CRC_14443_B, data, *datalen-2, &first, &second);
+ *crc = ( data[*datalen-2] == first && data[*datalen-1] == second);
+
+ if (verbose)
+ PrintAndLog("[LEN %u] %s[%02X %02X] %s",
+ *datalen,
+ sprint_hex(data, *datalen-2),
+ data[*datalen-2],
+ data[*datalen-1],
+ (*crc)?"OK":"FAIL"
+ );
+
+ return 1;
+}
+
+int CmdHF14BCmdRaw (const char *Cmd) {
+ bool reply = true;
+ bool crc = false;
+ bool power = false;
+ bool select = false;
+ bool SRx = false;
char buf[5]="";
- int i=0;
- uint8_t data[100] = {0x00};
- unsigned int datalen=0, temp;
- char *hexout;
-
- if (strlen(cmd)<3) {
- PrintAndLog("Usage: hf 14b raw [-r] [-c] [-p] <0A 0B 0C ... hex>");
+ uint8_t data[USB_CMD_DATA_SIZE] = {0x00};
+ uint8_t datalen = 0;
+ unsigned int temp;
+ int i = 0;
+ if (strlen(Cmd)<3) {
+ PrintAndLog("Usage: hf 14b raw [-r] [-c] [-p] [-s || -ss] <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");
+ PrintAndLog(" -ss active signal field ON with select for SRx ST Microelectronics tags");
return 0;
}
// strip
- while (*cmd==' ' || *cmd=='\t') cmd++;
+ while (*Cmd==' ' || *Cmd=='\t') Cmd++;
- while (cmd[i]!='\0') {
- if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
- if (cmd[i]=='-') {
- switch (cmd[i+1]) {
+ while (Cmd[i]!='\0') {
+ if (Cmd[i]==' ' || Cmd[i]=='\t') { i++; continue; }
+ if (Cmd[i]=='-') {
+ switch (Cmd[i+1]) {
case 'r':
case 'R':
- reply=0;
+ reply = false;
break;
case 'c':
case 'C':
- crc=1;
+ crc = true;
break;
case 'p':
case 'P':
- power=1;
+ power = true;
break;
+ case 's':
+ case 'S':
+ select = true;
+ if (Cmd[i+2]=='s' || Cmd[i+2]=='S') {
+ SRx = true;
+ i++;
+ }
+ 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') ) {
+ 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];
+ buf[strlen(buf)]=Cmd[i];
i++;
if (strlen(buf)>=2) {
sscanf(buf,"%x",&temp);
- data[datalen]=(uint8_t)(temp & 0xff);
- datalen++;
+ data[datalen++]=(uint8_t)(temp & 0xff);
*buf=0;
+ memset(buf, 0x00, sizeof(buf));
}
continue;
}
PrintAndLog("Invalid char on input");
- return 1;
+ return 0;
}
if (datalen == 0)
{
PrintAndLog("Missing data input");
return 0;
}
- if(crc)
- {
- uint8_t first, second;
- ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
- data[datalen++] = first;
- data[datalen++] = second;
- }
-
- c.arg[0] = datalen;
- c.arg[1] = reply;
- c.arg[2] = power;
- memcpy(c.d.asBytes,data,datalen);
-
- SendCommand(&c);
-
- if (reply) {
- if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
- recv = resp.d.asBytes;
- PrintAndLog("received %i octets",resp.arg[0]);
- if(resp.arg[0] == 0)
- return 0;
- hexout = (char *)malloc(resp.arg[0] * 3 + 1);
- if (hexout != NULL) {
- uint8_t first, second;
- for (int i = 0; i < resp.arg[0]; i++) { // data in hex
- sprintf(&hexout[i * 3], "%02X ", recv[i]);
- }
- PrintAndLog("%s", hexout);
- free(hexout);
- if (resp.arg[0] > 2) {
- ComputeCrc14443(CRC_14443_B, recv, resp.arg[0]-2, &first, &second);
- if(recv[resp.arg[0]-2]==first && recv[resp.arg[0]-1]==second) {
- PrintAndLog("CRC OK");
- } else {
- PrintAndLog("CRC failed");
- }
- }
- } else {
- PrintAndLog("malloc failed your client has low memory?");
- }
- } else {
- PrintAndLog("timeout while waiting for reply.");
- }
- } // if reply
- return 0;
+
+ if (select){ //auto select 14b tag
+ uint8_t cmd2[16];
+ bool crc2 = true;
+ uint8_t cmdLen;
+
+ if (SRx) {
+ // REQ SRx
+ cmdLen = 2;
+ cmd2[0] = 0x06;
+ cmd2[1] = 0x00;
+ } else {
+ // REQB
+ cmdLen = 3;
+ cmd2[0] = 0x05;
+ cmd2[1] = 0x00;
+ cmd2[2] = 0x08;
+ }
+
+ // REQB
+ if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
+
+ PrintAndLog("REQB : %s", sprint_hex(cmd2, cmdLen));
+
+ if ( SRx && (cmdLen != 3 || !crc2) ) return rawClose();
+ else if (cmd2[0] != 0x50 || cmdLen != 14 || !crc2) return rawClose();
+
+ uint8_t chipID = 0;
+ if (SRx) {
+ // select
+ chipID = cmd2[0];
+ cmd2[0] = 0x0E;
+ cmd2[1] = chipID;
+ cmdLen = 2;
+ } else {
+ // attrib
+ cmd2[0] = 0x1D;
+ // UID from cmd2[1 - 4]
+ cmd2[5] = 0x00;
+ cmd2[6] = 0x08;
+ cmd2[7] = 0x01;
+ cmd2[8] = 0x00;
+ cmdLen = 9;
+ }
+ // wait
+
+ // attrib
+ if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
+ PrintAndLog("ATTRIB : %s", sprint_hex(cmd2, cmdLen));
+
+ if (cmdLen != 3 || !crc2) return rawClose();
+ if (SRx && cmd2[0] != chipID) return rawClose();
+
+ }
+ return HF14BCmdRaw(reply, &crc, power, data, &datalen, true);
}
-int CmdHF14BWrite( const char *Cmd){
+// 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: %u%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: %u", 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 ");
+ PrintAndLog ("Max Buf Length: %u (MBLI) %s",data[14]>>4, (data[14] & 0xF0) ? "" : "not supported");
+
+ 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", sprint_bin(data+3, 1));
+ 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", sprint_bin(data+2, 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", sprint_bin(data+2, 1));
+ 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])
+ //a2 = ? (resp 02 [6a d3])
+ bool crc = true;
+ *datalen = 3;
+ //std read cmd
+ data[0] = 0x05;
+ data[1] = 0x00;
+ data[2] = 0x08;
+
+ if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();
+
+ if (data[0] != 0x50 || *datalen != 14 || !crc) return rawClose();
+
+ PrintAndLog ("\n14443-3b tag found:");
+ PrintAndLog (" UID: %s", sprint_hex(data+1,4));
+
+ uint8_t cmd2[16];
+ uint8_t cmdLen = 3;
+ bool crc2 = true;
+
+ cmd2[0] = 0x1D;
+ // UID from data[1 - 4]
+ cmd2[1] = data[1];
+ cmd2[2] = data[2];
+ cmd2[3] = data[3];
+ cmd2[4] = data[4];
+ cmd2[5] = 0x00;
+ cmd2[6] = 0x08;
+ cmd2[7] = 0x01;
+ cmd2[8] = 0x00;
+ cmdLen = 9;
+
+ // attrib
+ if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
+
+ if (cmdLen != 3 || !crc2) return rawClose();
+ // add attrib responce to data
+ data[14] = cmd2[0];
+ rawClose();
+ 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[USB_CMD_DATA_SIZE];
+ 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[USB_CMD_DATA_SIZE];
+ 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
return 0;
}
-static command_t CommandTable[] =
-{
- {"help", CmdHelp, 1, "This help"},
- {"demod", CmdHF14BDemod, 1, "Demodulate ISO14443 Type B from tag"},
- {"list", CmdHF14BList, 0, "[Deprecated] List ISO 14443b history"},
- {"read", CmdHF14BRead, 0, "Read HF tag (ISO 14443)"},
- {"sim", CmdHF14Sim, 0, "Fake ISO 14443 tag"},
- {"simlisten", CmdHFSimlisten, 0, "Get HF samples as fake tag"},
- {"snoop", CmdHF14BSnoop, 0, "Eavesdrop ISO 14443"},
- {"sri512read", CmdSri512Read, 0, "Read contents of a SRI512 tag"},
- {"srix4kread", CmdSrix4kRead, 0, "Read contents of a SRIX4K tag"},
- {"raw", CmdHF14BCmdRaw, 0, "Send raw hex data to tag"},
- {"write", CmdHF14BWrite, 0, "Write data to a SRI512 | SRIX4K tag"},
- {NULL, NULL, 0, NULL}
+uint32_t srix4kEncode(uint32_t value) {
+/*
+// vv = value
+// pp = position
+// vv vv vv pp
+4 bytes : 00 1A 20 01
+*/
+
+#define NibbleHigh(b) ( (b & 0xF0) >> 4 )
+#define NibbleLow(b) ( b & 0x0F )
+#define Crumb(b,p) (((b & (0x3 << p) ) >> p ) & 0xF)
+
+ // only the lower crumbs.
+ uint8_t block = (value & 0xFF);
+ uint8_t i = 0;
+ uint8_t valuebytes[] = {0,0,0};
+
+ num_to_bytes(value, 3, valuebytes);
+
+ // Scrambled part
+ // Crumb swapping of value.
+ uint8_t temp[] = {0,0};
+ temp[0] = (Crumb(value, 22) << 4 | Crumb(value, 14 ) << 2 | Crumb(value, 6)) << 4;
+ temp[0] |= Crumb(value, 20) << 4 | Crumb(value, 12 ) << 2 | Crumb(value, 4);
+ temp[1] = (Crumb(value, 18) << 4 | Crumb(value, 10 ) << 2 | Crumb(value, 2)) << 4;
+ temp[1] |= Crumb(value, 16) << 4 | Crumb(value, 8 ) << 2 | Crumb(value, 0);
+
+ // chksum part
+ uint32_t chksum = 0xFF - block;
+
+ // chksum is reduced by each nibbles of value.
+ for (i = 0; i < 3; ++i){
+ chksum -= NibbleHigh(valuebytes[i]);
+ chksum -= NibbleLow(valuebytes[i]);
+ }
+
+ // base4 conversion and left shift twice
+ i = 3;
+ uint8_t base4[] = {0,0,0,0};
+ while( chksum !=0 ){
+ base4[i--] = (chksum % 4 << 2);
+ chksum /= 4;
+ }
+
+ // merge scambled and chksum parts
+ uint32_t encvalue =
+ ( NibbleLow ( base4[0]) << 28 ) |
+ ( NibbleHigh( temp[0]) << 24 ) |
+
+ ( NibbleLow ( base4[1]) << 20 ) |
+ ( NibbleLow ( temp[0]) << 16 ) |
+
+ ( NibbleLow ( base4[2]) << 12 ) |
+ ( NibbleHigh( temp[1]) << 8 ) |
+
+ ( NibbleLow ( base4[3]) << 4 ) |
+ NibbleLow ( temp[1] );
+
+ PrintAndLog("ICE encoded | %08X -> %08X", value, encvalue);
+ return encvalue;
+}
+uint32_t srix4kDecode(uint32_t value) {
+ switch(value) {
+ case 0xC04F42C5: return 0x003139;
+ case 0xC1484807: return 0x002943;
+ case 0xC0C60848: return 0x001A20;
+ }
+ return 0;
+}
+uint32_t srix4kDecodeCounter(uint32_t num) {
+ uint32_t value = ~num;
+ ++value;
+ return value;
+}
+
+uint32_t srix4kGetMagicbytes( uint64_t uid, uint32_t block6, uint32_t block18, uint32_t block19 ){
+#define MASK 0xFFFFFFFF;
+ uint32_t uid32 = uid & MASK;
+ uint32_t counter = srix4kDecodeCounter(block6);
+ uint32_t decodedBlock18 = srix4kDecode(block18);
+ uint32_t decodedBlock19 = srix4kDecode(block19);
+ uint32_t doubleBlock = (decodedBlock18 << 16 | decodedBlock19) + 1;
+
+ uint32_t result = (uid32 * doubleBlock * counter) & MASK;
+ PrintAndLog("Magic bytes | %08X", result);
+ return result;
+}
+int srix4kValid(const char *Cmd){
+
+ uint64_t uid = 0xD00202501A4532F9;
+ uint32_t block6 = 0xFFFFFFFF;
+ uint32_t block18 = 0xC04F42C5;
+ uint32_t block19 = 0xC1484807;
+ uint32_t block21 = 0xD1BCABA4;
+
+ uint32_t test_b18 = 0x00313918;
+ uint32_t test_b18_enc = srix4kEncode(test_b18);
+ //uint32_t test_b18_dec = srix4kDecode(test_b18_enc);
+ PrintAndLog("ENCODE & CHECKSUM | %08X -> %08X (%s)", test_b18, test_b18_enc , "");
+
+ uint32_t magic = srix4kGetMagicbytes(uid, block6, block18, block19);
+ PrintAndLog("BLOCK 21 | %08X -> %08X (no XOR)", block21, magic ^ block21);
+ return 0;
+}
+
+int CmdteaSelfTest(const char *Cmd){
+
+ uint8_t v[8], v_le[8];
+ memset(v, 0x00, sizeof(v));
+ memset(v_le, 0x00, sizeof(v_le));
+ uint8_t* v_ptr = v_le;
+
+ uint8_t cmdlen = strlen(Cmd);
+ cmdlen = ( sizeof(v)<<2 < cmdlen ) ? sizeof(v)<<2 : cmdlen;
+
+ if ( param_gethex(Cmd, 0, v, cmdlen) > 0 ){
+ PrintAndLog("can't read hex chars, uneven? :: %u", cmdlen);
+ return 1;
+ }
+
+ SwapEndian64ex(v , 8, 4, v_ptr);
+
+ // ENCRYPTION KEY:
+
+ uint8_t key[16] = {0x00};
+ uint8_t keyle[16];
+ uint8_t* key_ptr = keyle;
+ SwapEndian64ex(key , sizeof(key), 4, key_ptr);
+
+ PrintAndLog("TEST LE enc| %s", sprint_hex(v_ptr, 8));
+
+ tea_decrypt(v_ptr, key_ptr);
+ PrintAndLog("TEST LE dec | %s", sprint_hex_ascii(v_ptr, 8));
+
+ tea_encrypt(v_ptr, key_ptr);
+ tea_encrypt(v_ptr, key_ptr);
+ PrintAndLog("TEST enc2 | %s", sprint_hex_ascii(v_ptr, 8));
+
+ 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"},
+ //{"valid", srix4kValid, 1, "srix4k checksum test"},
+ {"valid", CmdteaSelfTest, 1, "tea test"},
+ {NULL, NULL, 0, NULL}
};
-int CmdHF14B(const char *Cmd)
-{
- CmdsParse(CommandTable, Cmd);
- return 0;
+int CmdHF14B(const char *Cmd) {
+ clearCommandBuffer();
+ CmdsParse(CommandTable, Cmd);
+ return 0;
}
-int CmdHelp(const char *Cmd)
-{
- CmdsHelp(CommandTable);
- return 0;
+int CmdHelp(const char *Cmd) {
+ CmdsHelp(CommandTable);
+ return 0;
}
projects / proxmark3-svn / blobdiff