//-----------------------------------------------------------------------------
// Low frequency commands
//-----------------------------------------------------------------------------
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits.h>
-#include "proxmark3.h"
-#include "data.h"
-#include "graph.h"
-#include "ui.h"
-#include "cmdparser.h"
-#include "cmdmain.h"
-#include "cmddata.h"
-#include "util.h"
#include "cmdlf.h"
-#include "cmdlfhid.h"
-#include "cmdlfawid.h"
-#include "cmdlfti.h"
-#include "cmdlfem4x.h"
-#include "cmdlfhitag.h"
-#include "cmdlft55xx.h"
-#include "cmdlfpcf7931.h"
-#include "cmdlfio.h"
-#include "lfdemod.h"
-#include "cmdlfviking.h"
static int CmdHelp(const char *Cmd);
int usage_lf_cmdread(void) {
PrintAndLog("Usage: lf cmdread d <delay period> z <zero period> o <one period> c <cmdbytes> [H]");
PrintAndLog("Options: ");
PrintAndLog(" h This help");
- PrintAndLog(" H Freqency High (134 KHz), default is 'Low (125KHz)'");
+ PrintAndLog(" L Low frequency (125 KHz)");
+ PrintAndLog(" H High frequency (134 KHz)");
PrintAndLog(" d <delay> delay OFF period, (dec)");
PrintAndLog(" z <zero> time period ZERO, (dec)");
PrintAndLog(" o <one> time period ONE, (dec)");
return 0;
}
int usage_lf_simfsk(void) {
- PrintAndLog("Usage: lf simfsk [c <clock>] [i] [H <fcHigh>] [L <fcLow>] [d <hexdata>]");
- PrintAndLog("Options: ");
- PrintAndLog(" h This help");
- PrintAndLog(" c <clock> Manually set clock - can autodetect if using DemodBuffer");
- PrintAndLog(" i invert data");
- PrintAndLog(" H <fcHigh> Manually set the larger Field Clock");
- PrintAndLog(" L <fcLow> Manually set the smaller Field Clock");
- //PrintAndLog(" s TBD- -to enable a gap between playback repetitions - default: no gap");
- PrintAndLog(" d <hexdata> Data to sim as hex - omit to sim from DemodBuffer");
- PrintAndLog("\n NOTE: if you set one clock manually set them all manually");
- return 0;
+ PrintAndLog("Usage: lf simfsk [c <clock>] [i] [H <fcHigh>] [L <fcLow>] [d <hexdata>]");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" c <clock> Manually set clock - can autodetect if using DemodBuffer");
+ PrintAndLog(" i invert data");
+ PrintAndLog(" H <fcHigh> Manually set the larger Field Clock");
+ PrintAndLog(" L <fcLow> Manually set the smaller Field Clock");
+ //PrintAndLog(" s TBD- -to enable a gap between playback repetitions - default: no gap");
+ PrintAndLog(" d <hexdata> Data to sim as hex - omit to sim from DemodBuffer");
+ PrintAndLog("\n NOTE: if you set one clock manually set them all manually");
+ return 0;
}
int usage_lf_simask(void) {
- PrintAndLog("Usage: lf simask [c <clock>] [i] [b|m|r] [s] [d <raw hex to sim>]");
- PrintAndLog("Options: ");
- PrintAndLog(" h This help");
- PrintAndLog(" c <clock> Manually set clock - can autodetect if using DemodBuffer");
- PrintAndLog(" i invert data");
- PrintAndLog(" b sim ask/biphase");
- PrintAndLog(" m sim ask/manchester - Default");
- PrintAndLog(" r sim ask/raw");
- PrintAndLog(" s TBD- -to enable a gap between playback repetitions - default: no gap");
- PrintAndLog(" d <hexdata> Data to sim as hex - omit to sim from DemodBuffer");
- return 0;
+ PrintAndLog("Usage: lf simask [c <clock>] [i] [b|m|r] [s] [d <raw hex to sim>]");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" c <clock> Manually set clock - can autodetect if using DemodBuffer");
+ PrintAndLog(" i invert data");
+ PrintAndLog(" b sim ask/biphase");
+ PrintAndLog(" m sim ask/manchester - Default");
+ PrintAndLog(" r sim ask/raw");
+ PrintAndLog(" s add t55xx Sequence Terminator gap - default: no gaps (only manchester)");
+ PrintAndLog(" d <hexdata> Data to sim as hex - omit to sim from DemodBuffer");
+ return 0;
}
int usage_lf_simpsk(void) {
- PrintAndLog("Usage: lf simpsk [1|2|3] [c <clock>] [i] [r <carrier>] [d <raw hex to sim>]");
- PrintAndLog("Options: ");
- PrintAndLog(" h This help");
- PrintAndLog(" c <clock> Manually set clock - can autodetect if using DemodBuffer");
- PrintAndLog(" i invert data");
- PrintAndLog(" 1 set PSK1 (default)");
- PrintAndLog(" 2 set PSK2");
- PrintAndLog(" 3 set PSK3");
- PrintAndLog(" r <carrier> 2|4|8 are valid carriers: default = 2");
- PrintAndLog(" d <hexdata> Data to sim as hex - omit to sim from DemodBuffer");
- return 0;
+ PrintAndLog("Usage: lf simpsk [1|2|3] [c <clock>] [i] [r <carrier>] [d <raw hex to sim>]");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" c <clock> Manually set clock - can autodetect if using DemodBuffer");
+ PrintAndLog(" i invert data");
+ PrintAndLog(" 1 set PSK1 (default)");
+ PrintAndLog(" 2 set PSK2");
+ PrintAndLog(" 3 set PSK3");
+ PrintAndLog(" r <carrier> 2|4|8 are valid carriers: default = 2");
+ PrintAndLog(" d <hexdata> Data to sim as hex - omit to sim from DemodBuffer");
+ return 0;
}
+int usage_lf_find(void){
+ PrintAndLog("Usage: lf search <0|1> [u]");
+ PrintAndLog(" <use data from Graphbuffer> , if not set, try reading data from tag.");
+ PrintAndLog(" [Search for Unknown tags] , if not set, reads only known tags.");
+ PrintAndLog("");
+ PrintAndLog(" sample: lf search = try reading data from tag & search for known tags");
+ PrintAndLog(" : lf search 1 = use data from GraphBuffer & search for known tags");
+ PrintAndLog(" : lf search u = try reading data from tag & search for known and unknown tags");
+ PrintAndLog(" : lf search 1 u = use data from GraphBuffer & search for known and unknown tags");
+ return 0;
+}
+
/* send a LF command before reading */
int CmdLFCommandRead(const char *Cmd)
if (errors) return usage_lf_cmdread();
// in case they specified 'H'
- // added to the end..
strcpy((char *)&c.d.asBytes + strLength, dummy);
clearCommandBuffer();
int CmdIndalaDemod(const char *Cmd)
{
- // Usage: recover 64bit UID by default, specify "224" as arg to recover a 224bit UID
-
- int state = -1;
- int count = 0;
- int i, j;
-
- // worst case with GraphTraceLen=64000 is < 4096
- // under normal conditions it's < 2048
-
- uint8_t rawbits[4096];
- int rawbit = 0;
- int worst = 0, worstPos = 0;
- // PrintAndLog("Expecting a bit less than %d raw bits", GraphTraceLen / 32);
- for (i = 0; i < GraphTraceLen-1; i += 2) {
- count += 1;
- if ((GraphBuffer[i] > GraphBuffer[i + 1]) && (state != 1)) {
- if (state == 0) {
- for (j = 0; j < count - 8; j += 16) {
- rawbits[rawbit++] = 0;
- }
- if ((abs(count - j)) > worst) {
- worst = abs(count - j);
- worstPos = i;
- }
- }
- state = 1;
- count = 0;
- } else if ((GraphBuffer[i] < GraphBuffer[i + 1]) && (state != 0)) {
- if (state == 1) {
- for (j = 0; j < count - 8; j += 16) {
- rawbits[rawbit++] = 1;
- }
- if ((abs(count - j)) > worst) {
- worst = abs(count - j);
- worstPos = i;
- }
- }
- state = 0;
- count = 0;
- }
- }
-
- if (rawbit>0){
- PrintAndLog("Recovered %d raw bits, expected: %d", rawbit, GraphTraceLen/32);
- PrintAndLog("worst metric (0=best..7=worst): %d at pos %d", worst, worstPos);
+ // Usage: recover 64bit UID by default, specify "224" as arg to recover a 224bit UID
+
+ int state = -1;
+ int count = 0;
+ int i, j;
+
+ // worst case with GraphTraceLen=64000 is < 4096
+ // under normal conditions it's < 2048
+
+ uint8_t rawbits[4096];
+ int rawbit = 0;
+ int worst = 0, worstPos = 0;
+ // PrintAndLog("Expecting a bit less than %d raw bits", GraphTraceLen / 32);
+
+ // loop through raw signal - since we know it is psk1 rf/32 fc/2 skip every other value (+=2)
+ for (i = 0; i < GraphTraceLen-1; i += 2) {
+ count += 1;
+ if ((GraphBuffer[i] > GraphBuffer[i + 1]) && (state != 1)) {
+ // appears redundant - marshmellow
+ if (state == 0) {
+ for (j = 0; j < count - 8; j += 16) {
+ rawbits[rawbit++] = 0;
+ }
+ if ((abs(count - j)) > worst) {
+ worst = abs(count - j);
+ worstPos = i;
+ }
+ }
+ state = 1;
+ count = 0;
+ } else if ((GraphBuffer[i] < GraphBuffer[i + 1]) && (state != 0)) {
+ //appears redundant
+ if (state == 1) {
+ for (j = 0; j < count - 8; j += 16) {
+ rawbits[rawbit++] = 1;
+ }
+ if ((abs(count - j)) > worst) {
+ worst = abs(count - j);
+ worstPos = i;
+ }
+ }
+ state = 0;
+ count = 0;
+ }
+ }
+
+ if ( rawbit>0 ){
+ PrintAndLog("Recovered %d raw bits, expected: %d", rawbit, GraphTraceLen/32);
+ PrintAndLog("worst metric (0=best..7=worst): %d at pos %d", worst, worstPos);
} else {
return 0;
}
- // Finding the start of a UID
- int uidlen, long_wait;
- if (strcmp(Cmd, "224") == 0) {
- uidlen = 224;
- long_wait = 30;
- } else {
- uidlen = 64;
- long_wait = 29;
- }
+ // Finding the start of a UID
+ int uidlen, long_wait;
+ if (strcmp(Cmd, "224") == 0) {
+ uidlen = 224;
+ long_wait = 30;
+ } else {
+ uidlen = 64;
+ long_wait = 29;
+ }
- int start;
- int first = 0;
- for (start = 0; start <= rawbit - uidlen; start++) {
- first = rawbits[start];
- for (i = start; i < start + long_wait; i++) {
- if (rawbits[i] != first) {
- break;
- }
- }
- if (i == (start + long_wait)) {
- break;
- }
- }
+ int start;
+ int first = 0;
+ for (start = 0; start <= rawbit - uidlen; start++) {
+ first = rawbits[start];
+ for (i = start; i < start + long_wait; i++) {
+ if (rawbits[i] != first) {
+ break;
+ }
+ }
+ if (i == (start + long_wait)) {
+ break;
+ }
+ }
- if (start == rawbit - uidlen + 1) {
- PrintAndLog("nothing to wait for");
- return 0;
- }
+ if (start == rawbit - uidlen + 1) {
+ PrintAndLog("nothing to wait for");
+ return 0;
+ }
- // Inverting signal if needed
- if (first == 1) {
- for (i = start; i < rawbit; i++) {
- rawbits[i] = !rawbits[i];
- }
- }
+ // Inverting signal if needed
+ if (first == 1) {
+ for (i = start; i < rawbit; i++) {
+ rawbits[i] = !rawbits[i];
+ }
+ }
- // Dumping UID
+ // Dumping UID
uint8_t bits[224] = {0x00};
char showbits[225] = {0x00};
- int bit;
- i = start;
- int times = 0;
+ int bit;
+ i = start;
+ int times = 0;
- if (uidlen > rawbit) {
- PrintAndLog("Warning: not enough raw bits to get a full UID");
- for (bit = 0; bit < rawbit; bit++) {
- bits[bit] = rawbits[i++];
- // As we cannot know the parity, let's use "." and "/"
- showbits[bit] = '.' + bits[bit];
- }
- showbits[bit+1]='\0';
- PrintAndLog("Partial UID=%s", showbits);
- return 0;
- } else {
- for (bit = 0; bit < uidlen; bit++) {
- bits[bit] = rawbits[i++];
- showbits[bit] = '0' + bits[bit];
- }
- times = 1;
- }
+ if (uidlen > rawbit) {
+ PrintAndLog("Warning: not enough raw bits to get a full UID");
+ for (bit = 0; bit < rawbit; bit++) {
+ bits[bit] = rawbits[i++];
+ // As we cannot know the parity, let's use "." and "/"
+ showbits[bit] = '.' + bits[bit];
+ }
+ showbits[bit+1]='\0';
+ PrintAndLog("Partial UID=%s", showbits);
+ return 0;
+ } else {
+ for (bit = 0; bit < uidlen; bit++) {
+ bits[bit] = rawbits[i++];
+ showbits[bit] = '0' + bits[bit];
+ }
+ times = 1;
+ }
- //convert UID to HEX
- uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
- int idx;
+ //convert UID to HEX
+ uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
+ int idx;
uid1 = uid2 = 0;
- if (uidlen==64){
- for( idx=0; idx<64; idx++) {
- if (showbits[idx] == '0') {
- uid1=(uid1<<1)|(uid2>>31);
- uid2=(uid2<<1)|0;
- } else {
- uid1=(uid1<<1)|(uid2>>31);
- uid2=(uid2<<1)|1;
- }
- }
- PrintAndLog("UID=%s (%x%08x)", showbits, uid1, uid2);
- }
- else {
+ if (uidlen==64){
+ for( idx=0; idx<64; idx++) {
+ if (showbits[idx] == '0') {
+ uid1 = (uid1<<1) | (uid2>>31);
+ uid2 = (uid2<<1) | 0;
+ } else {
+ uid1 = (uid1<<1) | (uid2>>31);
+ uid2 = (uid2<<1) | 1;
+ }
+ }
+ PrintAndLog("UID=%s (%x%08x)", showbits, uid1, uid2);
+ } else {
uid3 = uid4 = uid5 = uid6 = uid7 = 0;
- for( idx=0; idx<224; idx++) {
- uid1=(uid1<<1)|(uid2>>31);
- uid2=(uid2<<1)|(uid3>>31);
- uid3=(uid3<<1)|(uid4>>31);
- uid4=(uid4<<1)|(uid5>>31);
- uid5=(uid5<<1)|(uid6>>31);
- uid6=(uid6<<1)|(uid7>>31);
-
+ for( idx=0; idx<224; idx++) {
+ uid1 = (uid1<<1) | (uid2>>31);
+ uid2 = (uid2<<1) | (uid3>>31);
+ uid3 = (uid3<<1) | (uid4>>31);
+ uid4 = (uid4<<1) | (uid5>>31);
+ uid5 = (uid5<<1) | (uid6>>31);
+ uid6 = (uid6<<1) | (uid7>>31);
+
if (showbits[idx] == '0')
uid7 = (uid7<<1) | 0;
else
uid7 = (uid7<<1) | 1;
- }
- PrintAndLog("UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7);
- }
+ }
+ PrintAndLog("UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7);
+ }
- // Checking UID against next occurrences
- int failed = 0;
+ // Checking UID against next occurrences
+ int failed = 0;
for (; i + uidlen <= rawbit;) {
failed = 0;
- for (bit = 0; bit < uidlen; bit++) {
- if (bits[bit] != rawbits[i++]) {
- failed = 1;
- break;
- }
- }
- if (failed == 1) {
- break;
- }
- times += 1;
- }
+ for (bit = 0; bit < uidlen; bit++) {
+ if (bits[bit] != rawbits[i++]) {
+ failed = 1;
+ break;
+ }
+ }
+ if (failed == 1) {
+ break;
+ }
+ times += 1;
+ }
- PrintAndLog("Occurrences: %d (expected %d)", times, (rawbit - start) / uidlen);
+ PrintAndLog("Occurrences: %d (expected %d)", times, (rawbit - start) / uidlen);
- // Remodulating for tag cloning
+ // Remodulating for tag cloning
// HACK: 2015-01-04 this will have an impact on our new way of seening lf commands (demod)
// since this changes graphbuffer data.
- GraphTraceLen = 32*uidlen;
- i = 0;
- int phase = 0;
- for (bit = 0; bit < uidlen; bit++) {
- if (bits[bit] == 0) {
- phase = 0;
- } else {
- phase = 1;
- }
- int j;
- for (j = 0; j < 32; j++) {
- GraphBuffer[i++] = phase;
- phase = !phase;
- }
- }
+ GraphTraceLen = 32 * uidlen;
+ i = 0;
+ int phase = 0;
+ for (bit = 0; bit < uidlen; bit++) {
+ phase = (bits[bit] == 0) ? 0 : 1;
+ int j;
+ for (j = 0; j < 32; j++) {
+ GraphBuffer[i++] = phase;
+ phase = !phase;
+ }
+ }
- RepaintGraphWindow();
- return 1;
+ RepaintGraphWindow();
+ return 1;
}
int CmdIndalaClone(const char *Cmd)
c.arg[1] = uid2;
}
+ clearCommandBuffer();
SendCommand(&c);
return 0;
}
int CmdLFSetConfig(const char *Cmd)
{
-
uint8_t divisor = 0;//Frequency divisor
uint8_t bps = 0; // Bits per sample
uint8_t decimation = 0; //How many to keep
bool averaging = 1; // Defaults to true
bool errors = FALSE;
- int trigger_threshold =-1;//Means no change
+ int trigger_threshold = -1;//Means no change
uint8_t unsigned_trigg = 0;
- uint8_t cmdp =0;
+ uint8_t cmdp = 0;
while(param_getchar(Cmd, cmdp) != 0x00)
{
switch(param_getchar(Cmd, cmdp))
}
if(errors) break;
}
- if(cmdp == 0)
- {
- errors = 1;// No args
- }
+
+ // No args
+ if (cmdp == 0) errors = 1;
//Validations
- if(errors)
- {
- return usage_lf_config();
- }
+ if (errors) return usage_lf_config();
+
//Bps is limited to 8, so fits in lower half of arg1
- if(bps >> 8) bps = 8;
+ if (bps >> 4) bps = 8;
+
+ sample_config config = { decimation, bps, averaging, divisor, trigger_threshold };
- sample_config config = {
- decimation,bps,averaging,divisor,trigger_threshold
- };
//Averaging is a flag on high-bit of arg[1]
UsbCommand c = {CMD_SET_LF_SAMPLING_CONFIG};
memcpy(c.d.asBytes,&config,sizeof(sample_config));
+ clearCommandBuffer();
SendCommand(&c);
return 0;
}
UsbCommand c = {CMD_FSK_SIM_TAG, {arg1, arg2, size}};
memcpy(c.d.asBytes, DemodBuffer, size);
+ clearCommandBuffer();
SendCommand(&c);
return 0;
}
// - allow pull data from DemodBuffer
int CmdLFaskSim(const char *Cmd)
{
- //autodetect clock from Graphbuffer if using demod buffer
+ //autodetect clock from Graphbuffer if using demod buffer
// needs clock, invert, manchester/raw as m or r, separator as s, and bitstream
- uint8_t encoding = 1, separator = 0;
- uint8_t clk=0, invert=0;
- bool errors = FALSE;
- char hexData[32] = {0x00};
- uint8_t data[255]= {0x00}; // store entered hex data
- int dataLen = 0;
- uint8_t cmdp = 0;
- while(param_getchar(Cmd, cmdp) != 0x00)
- {
- switch(param_getchar(Cmd, cmdp))
- {
- case 'h':
- return usage_lf_simask();
- case 'i':
- invert = 1;
- cmdp++;
- break;
- case 'c':
- errors |= param_getdec(Cmd,cmdp+1,&clk);
- cmdp+=2;
- break;
- case 'b':
- encoding=2; //biphase
- cmdp++;
- break;
- case 'm':
- encoding=1;
- cmdp++;
- break;
- case 'r':
- encoding=0;
- cmdp++;
- break;
- case 's':
- separator=1;
- cmdp++;
- break;
- case 'd':
- dataLen = param_getstr(Cmd, cmdp+1, hexData);
- if (dataLen==0) {
- errors=TRUE;
- } else {
- dataLen = hextobinarray((char *)data, hexData);
- }
- if (dataLen==0) errors=TRUE;
- if (errors) PrintAndLog ("Error getting hex data, datalen: %d",dataLen);
- cmdp+=2;
- break;
- default:
- PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
- errors = TRUE;
- break;
- }
- if(errors) break;
- }
- if(cmdp == 0 && DemodBufferLen == 0)
- {
- errors = TRUE;// No args
- }
+ uint8_t encoding = 1, separator = 0, clk=0, invert=0;
+ bool errors = FALSE;
+ char hexData[32] = {0x00};
+ uint8_t data[255]= {0x00}; // store entered hex data
+ int dataLen = 0;
+ uint8_t cmdp = 0;
+
+ while(param_getchar(Cmd, cmdp) != 0x00) {
+ switch(param_getchar(Cmd, cmdp)) {
+ case 'h': return usage_lf_simask();
+ case 'i':
+ invert = 1;
+ cmdp++;
+ break;
+ case 'c':
+ errors |= param_getdec(Cmd,cmdp+1,&clk);
+ cmdp+=2;
+ break;
+ case 'b':
+ encoding=2; //biphase
+ cmdp++;
+ break;
+ case 'm':
+ encoding=1;
+ cmdp++;
+ break;
+ case 'r':
+ encoding=0;
+ cmdp++;
+ break;
+ case 's':
+ separator=1;
+ cmdp++;
+ break;
+ case 'd':
+ dataLen = param_getstr(Cmd, cmdp+1, hexData);
+ if (dataLen==0)
+ errors = TRUE;
+ else
+ dataLen = hextobinarray((char *)data, hexData);
+
+ if (dataLen==0) errors = TRUE;
+ if (errors) PrintAndLog ("Error getting hex data, datalen: %d", dataLen);
+ cmdp+=2;
+ break;
+ default:
+ PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+ errors = TRUE;
+ break;
+ }
+ if(errors) break;
+ }
+
+ if(cmdp == 0 && DemodBufferLen == 0)
+ errors = TRUE;// No args
- //Validations
- if(errors)
- {
- return usage_lf_simask();
- }
- if (dataLen == 0){ //using DemodBuffer
- if (clk == 0) clk = GetAskClock("0", false, false);
- } else {
- setDemodBuf(data, dataLen, 0);
- }
- if (clk == 0) clk = 64;
- if (encoding == 0) clk = clk/2; //askraw needs to double the clock speed
- uint16_t arg1, arg2;
- size_t size=DemodBufferLen;
- arg1 = clk << 8 | encoding;
- arg2 = invert << 8 | separator;
- if (size > USB_CMD_DATA_SIZE) {
- PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", size, USB_CMD_DATA_SIZE);
- size = USB_CMD_DATA_SIZE;
- }
- UsbCommand c = {CMD_ASK_SIM_TAG, {arg1, arg2, size}};
- PrintAndLog("preparing to sim ask data: %d bits", size);
- memcpy(c.d.asBytes, DemodBuffer, size);
- SendCommand(&c);
- return 0;
+ //Validations
+ if(errors) return usage_lf_simask();
+
+ if (dataLen == 0){ //using DemodBuffer
+ if (clk == 0)
+ clk = GetAskClock("0", false, false);
+ } else {
+ setDemodBuf(data, dataLen, 0);
+ }
+ if (clk == 0) clk = 64;
+ if (encoding == 0) clk = clk/2; //askraw needs to double the clock speed
+
+ size_t size = DemodBufferLen;
+
+ if (size > USB_CMD_DATA_SIZE) {
+ PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", size, USB_CMD_DATA_SIZE);
+ size = USB_CMD_DATA_SIZE;
+ }
+
+ PrintAndLog("preparing to sim ask data: %d bits", size);
+
+ uint16_t arg1, arg2;
+ arg1 = clk << 8 | encoding;
+ arg2 = invert << 8 | separator;
+
+ UsbCommand c = {CMD_ASK_SIM_TAG, {arg1, arg2, size}};
+ memcpy(c.d.asBytes, DemodBuffer, size);
+ clearCommandBuffer();
+ SendCommand(&c);
+ return 0;
}
// by marshmellow - sim psk data given carrier, clock, invert
UsbCommand c = {CMD_PSK_SIM_TAG, {arg1, arg2, size}};
PrintAndLog("DEBUG: Sending DemodBuffer Length: %d", size);
memcpy(c.d.asBytes, DemodBuffer, size);
+ clearCommandBuffer();
SendCommand(&c);
return 0;
}
//by marshmellow
-int CmdLFfind(const char *Cmd)
-{
- int ans=0;
- char cmdp = param_getchar(Cmd, 0);
- char testRaw = param_getchar(Cmd, 1);
- if (strlen(Cmd) > 3 || cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: lf search <0|1> [u]");
- PrintAndLog(" <use data from Graphbuffer> , if not set, try reading data from tag.");
- PrintAndLog(" [Search for Unknown tags] , if not set, reads only known tags.");
- PrintAndLog("");
- PrintAndLog(" sample: lf search = try reading data from tag & search for known tags");
- PrintAndLog(" : lf search 1 = use data from GraphBuffer & search for known tags");
- PrintAndLog(" : lf search u = try reading data from tag & search for known and unknown tags");
- PrintAndLog(" : lf search 1 u = use data from GraphBuffer & search for known and unknown tags");
+int CmdLFfind(const char *Cmd) {
+ int ans = 0;
+ char cmdp = param_getchar(Cmd, 0);
+ char testRaw = param_getchar(Cmd, 1);
+ if (strlen(Cmd) > 3 || cmdp == 'h' || cmdp == 'H') return usage_lf_find();
- return 0;
- }
-
- if (!offline && (cmdp != '1')){
+ if (!offline && (cmdp != '1')){
CmdLFRead("s");
getSamples("30000",false);
- } else if (GraphTraceLen < 1000) {
- PrintAndLog("Data in Graphbuffer was too small.");
- return 0;
- }
- if (cmdp == 'u' || cmdp == 'U') testRaw = 'u';
+ } else if (GraphTraceLen < 1000) {
+ PrintAndLog("Data in Graphbuffer was too small.");
+ return 0;
+ }
+ if (cmdp == 'u' || cmdp == 'U') testRaw = 'u';
- PrintAndLog("NOTE: some demods output possible binary\n if it finds something that looks like a tag");
- PrintAndLog("False Positives ARE possible\n");
- PrintAndLog("\nChecking for known tags:\n");
+ PrintAndLog("NOTE: some demods output possible binary\n if it finds something that looks like a tag");
+ PrintAndLog("False Positives ARE possible\n");
+ PrintAndLog("\nChecking for known tags:\n");
- ans=CmdFSKdemodIO("");
- if (ans>0) {
- PrintAndLog("\nValid IO Prox ID Found!");
- return 1;
- }
-
- ans=CmdFSKdemodPyramid("");
- if (ans>0) {
- PrintAndLog("\nValid Pyramid ID Found!");
- return 1;
- }
+ ans=CmdFSKdemodIO("");
+ if (ans>0) {
+ PrintAndLog("\nValid IO Prox ID Found!");
+ return 1;
+ }
- ans=CmdFSKdemodParadox("");
- if (ans>0) {
- PrintAndLog("\nValid Paradox ID Found!");
- return 1;
- }
+ ans=CmdFSKdemodPyramid("");
+ if (ans>0) {
+ PrintAndLog("\nValid Pyramid ID Found!");
+ return 1;
+ }
- ans=CmdFSKdemodAWID("");
- if (ans>0) {
- PrintAndLog("\nValid AWID ID Found!");
- return 1;
- }
+ ans=CmdFSKdemodParadox("");
+ if (ans>0) {
+ PrintAndLog("\nValid Paradox ID Found!");
+ return 1;
+ }
- ans=CmdFSKdemodHID("");
- if (ans>0) {
- PrintAndLog("\nValid HID Prox ID Found!");
- return 1;
- }
+ ans=CmdFSKdemodAWID("");
+ if (ans>0) {
+ PrintAndLog("\nValid AWID ID Found!");
+ return 1;
+ }
- //add psk and indala
- ans=CmdIndalaDecode("");
- if (ans>0) {
- PrintAndLog("\nValid Indala ID Found!");
- return 1;
- }
+ ans=CmdFSKdemodHID("");
+ if (ans>0) {
+ PrintAndLog("\nValid HID Prox ID Found!");
+ return 1;
+ }
- ans=CmdAskEM410xDemod("");
- if (ans>0) {
- PrintAndLog("\nValid EM410x ID Found!");
- return 1;
- }
+ ans=CmdAskEM410xDemod("");
+ if (ans>0) {
+ PrintAndLog("\nValid EM410x ID Found!");
+ return 1;
+ }
- ans=CmdG_Prox_II_Demod("");
- if (ans>0) {
- PrintAndLog("\nValid Guardall G-Prox II ID Found!");
- return 1;
- }
+ ans=CmdG_Prox_II_Demod("");
+ if (ans>0) {
+ PrintAndLog("\nValid Guardall G-Prox II ID Found!");
+ return 1;
+ }
ans=CmdFDXBdemodBI("");
if (ans>0) {
return 1;
}
+ ans=CmdVikingDemod("");
+ if (ans>0) {
+ PrintAndLog("\nValid Viking ID Found!");
+ return 1;
+ }
+
+ ans=CmdIndalaDecode("");
+ if (ans>0) {
+ PrintAndLog("\nValid Indala ID Found!");
+ return 1;
+ }
+
ans=CmdPSKNexWatch("");
if (ans>0) {
PrintAndLog("\nValid NexWatch ID Found!");
return 1;
}
-
- PrintAndLog("\nNo Known Tags Found!\n");
- if (testRaw=='u' || testRaw=='U'){
- //test unknown tag formats (raw mode)
- PrintAndLog("\nChecking for Unknown tags:\n");
- ans=AutoCorrelate(4000, FALSE, FALSE);
+ // TIdemod?
- if (ans > 0) {
-
- PrintAndLog("Possible Auto Correlation of %d repeating samples",ans);
- if ( ans % 8 == 0) {
- int bytes = (ans / 8);
- PrintAndLog("Possible %d bytes", bytes);
- int blocks = 0;
- if ( bytes % 2 == 0) {
- blocks = (bytes / 2);
- PrintAndLog("Possible 2 blocks, width %d", blocks);
- }
- if ( bytes % 4 == 0) {
- blocks = (bytes / 4);
- PrintAndLog("Possible 4 blocks, width %d", blocks);
- }
- if ( bytes % 8 == 0) {
- blocks = (bytes / 8);
- PrintAndLog("Possible 8 blocks, width %d", blocks);
- }
- if ( bytes % 16 == 0) {
- blocks = (bytes / 16);
- PrintAndLog("Possible 16 blocks, width %d", blocks);
+ PrintAndLog("\nNo Known Tags Found!\n");
+ if (testRaw=='u' || testRaw=='U'){
+ //test unknown tag formats (raw mode)
+ PrintAndLog("\nChecking for Unknown tags:\n");
+ ans=AutoCorrelate(4000, FALSE, FALSE);
+
+ if (ans > 0) {
+
+ PrintAndLog("Possible Auto Correlation of %d repeating samples",ans);
+
+ if ( ans % 8 == 0) {
+ int bytes = (ans / 8);
+ PrintAndLog("Possible %d bytes", bytes);
+ int blocks = 0;
+ if ( bytes % 2 == 0) {
+ blocks = (bytes / 2);
+ PrintAndLog("Possible 2 blocks, width %d", blocks);
+ }
+ if ( bytes % 4 == 0) {
+ blocks = (bytes / 4);
+ PrintAndLog("Possible 4 blocks, width %d", blocks);
+ }
+ if ( bytes % 8 == 0) {
+ blocks = (bytes / 8);
+ PrintAndLog("Possible 8 blocks, width %d", blocks);
+ }
+ if ( bytes % 16 == 0) {
+ blocks = (bytes / 16);
+ PrintAndLog("Possible 16 blocks, width %d", blocks);
+ }
}
}
- }
+
ans=GetFskClock("",FALSE,FALSE);
- if (ans != 0){ //fsk
+ if (ans != 0){ //fsk
ans=FSKrawDemod("",TRUE);
- if (ans>0) {
- PrintAndLog("\nUnknown FSK Modulated Tag Found!");
- return 1;
- }
- }
- ans=ASKDemod("0 0 0",TRUE,FALSE,1);
- if (ans>0) {
- PrintAndLog("\nUnknown ASK Modulated and Manchester encoded Tag Found!");
- PrintAndLog("\nif it does not look right it could instead be ASK/Biphase - try 'data rawdemod ab'");
- return 1;
- }
- ans=CmdPSK1rawDemod("");
- if (ans>0) {
- PrintAndLog("Possible unknown PSK1 Modulated Tag Found above!\n\nCould also be PSK2 - try 'data rawdemod p2'");
- PrintAndLog("\nCould also be PSK3 - [currently not supported]");
- PrintAndLog("\nCould also be NRZ - try 'data nrzrawdemod");
- return 1;
- }
- PrintAndLog("\nNo Data Found!\n");
- }
- return 0;
+ if (ans>0) {
+ PrintAndLog("\nUnknown FSK Modulated Tag Found!");
+ return 1;
+ }
+ }
+ bool st = TRUE;
+ ans=ASKDemod_ext("0 0 0",TRUE,FALSE,1,&st);
+ if (ans>0) {
+ PrintAndLog("\nUnknown ASK Modulated and Manchester encoded Tag Found!");
+ PrintAndLog("\nif it does not look right it could instead be ASK/Biphase - try 'data rawdemod ab'");
+ return 1;
+ }
+
+ ans=CmdPSK1rawDemod("");
+ if (ans>0) {
+ PrintAndLog("Possible unknown PSK1 Modulated Tag Found above!\n\nCould also be PSK2 - try 'data rawdemod p2'");
+ PrintAndLog("\nCould also be PSK3 - [currently not supported]");
+ PrintAndLog("\nCould also be NRZ - try 'data nrzrawdemod");
+ return 1;
+ }
+ PrintAndLog("\nNo Data Found!\n");
+ }
+ return 0;
}
static command_t CommandTable[] =
{
- {"help", CmdHelp, 1, "This help"},
+ {"help", CmdHelp, 1, "This help"},
{"awid", CmdLFAWID, 1, "{ AWID RFIDs... }"},
- {"em4x", CmdLFEM4X, 1, "{ EM4X RFIDs... }"},
- {"hid", CmdLFHID, 1, "{ HID RFIDs... }"},
- {"hitag", CmdLFHitag, 1, "{ HITAG RFIDs... }"},
- {"io", CmdLFIO, 1, "{ IOPROX RFIDs... }"},
- {"pcf7931", CmdLFPCF7931, 1, "{ PCF7931 RFIDs... }"},
- {"ti", CmdLFTI, 1, "{ TI RFIDs... }"},
- {"t55xx", CmdLFT55XX, 1, "{ T55X7 RFIDs... }"},
- {"viking", CmdLFViking, 1, "{ Viking RFIDs... }"},
- {"config", CmdLFSetConfig, 0, "Set config for LF sampling, bit/sample, decimation, frequency"},
-
- {"cmdread", CmdLFCommandRead, 0, "<off period> <'0' period> <'1' period> <command> ['h' 134] \n\t\t-- Modulate LF reader field to send command before read (all periods in microseconds)"},
- {"flexdemod", CmdFlexdemod, 1, "Demodulate samples for FlexPass"},
- {"indalademod", CmdIndalaDemod, 1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
- {"indalaclone", CmdIndalaClone, 0, "<UID> ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"},
- {"read", CmdLFRead, 0, "['s' silent] Read 125/134 kHz LF ID-only tag. Do 'lf read h' for help"},
- {"search", CmdLFfind, 1, "[offline] ['u'] Read and Search for valid known tag (in offline mode it you can load first then search) \n\t\t-- 'u' to search for unknown tags"},
- {"sim", CmdLFSim, 0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},
- {"simask", CmdLFaskSim, 0, "[clock] [invert <1|0>] [biphase/manchester/raw <'b'|'m'|'r'>] [msg separator 's'] [d <hexdata>] \n\t\t-- Simulate LF ASK tag from demodbuffer or input"},
- {"simfsk", CmdLFfskSim, 0, "[c <clock>] [i] [H <fcHigh>] [L <fcLow>] [d <hexdata>] \n\t\t-- Simulate LF FSK tag from demodbuffer or input"},
- {"simpsk", CmdLFpskSim, 0, "[1|2|3] [c <clock>] [i] [r <carrier>] [d <raw hex to sim>] \n\t\t-- Simulate LF PSK tag from demodbuffer or input"},
- {"simbidir", CmdLFSimBidir, 0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},
- {"snoop", CmdLFSnoop, 0, "['l'|'h'|<divisor>] [trigger threshold] -- Snoop LF (l:125khz, h:134khz)"},
- {"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"},
- {NULL, NULL, 0, NULL}
+ {"em4x", CmdLFEM4X, 1, "{ EM4X RFIDs... }"},
+ {"guard", CmdLFGuard, 1, "{ Guardall RFIDs... }"},
+ {"hid", CmdLFHID, 1, "{ HID RFIDs... }"},
+ {"hitag", CmdLFHitag, 1, "{ HITAG RFIDs... }"},
+ {"io", CmdLFIO, 1, "{ IOPROX RFIDs... }"},
+ {"pcf7931", CmdLFPCF7931, 1, "{ PCF7931 RFIDs... }"},
+ {"presco", CmdLFPresco, 1, "{ Presco RFIDs... }"},
+ {"pyramid", CmdLFPyramid, 1, "{ Farpointe/Pyramid RFIDs... }"},
+ {"ti", CmdLFTI, 1, "{ TI RFIDs... }"},
+ {"t55xx", CmdLFT55XX, 1, "{ T55xx RFIDs... }"},
+ {"viking", CmdLFViking, 1, "{ Viking RFIDs... }"},
+ {"config", CmdLFSetConfig, 0, "Set config for LF sampling, bit/sample, decimation, frequency"},
+ {"cmdread", CmdLFCommandRead, 0, "<off period> <'0' period> <'1' period> <command> ['h' 134] \n\t\t-- Modulate LF reader field to send command before read (all periods in microseconds)"},
+ {"flexdemod", CmdFlexdemod, 1, "Demodulate samples for FlexPass"},
+ {"indalademod", CmdIndalaDemod, 1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
+ {"indalaclone", CmdIndalaClone, 0, "<UID> ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"},
+ {"read", CmdLFRead, 0, "['s' silent] Read 125/134 kHz LF ID-only tag. Do 'lf read h' for help"},
+ {"search", CmdLFfind, 1, "[offline] ['u'] Read and Search for valid known tag (in offline mode it you can load first then search) \n\t\t-- 'u' to search for unknown tags"},
+ {"sim", CmdLFSim, 0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},
+ {"simask", CmdLFaskSim, 0, "[clock] [invert <1|0>] [biphase/manchester/raw <'b'|'m'|'r'>] [msg separator 's'] [d <hexdata>] \n\t\t-- Simulate LF ASK tag from demodbuffer or input"},
+ {"simfsk", CmdLFfskSim, 0, "[c <clock>] [i] [H <fcHigh>] [L <fcLow>] [d <hexdata>] \n\t\t-- Simulate LF FSK tag from demodbuffer or input"},
+ {"simpsk", CmdLFpskSim, 0, "[1|2|3] [c <clock>] [i] [r <carrier>] [d <raw hex to sim>] \n\t\t-- Simulate LF PSK tag from demodbuffer or input"},
+ {"simbidir", CmdLFSimBidir, 0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},
+ {"snoop", CmdLFSnoop, 0, "['l'|'h'|<divisor>] [trigger threshold]-- Snoop LF (l:125khz, h:134khz)"},
+ {"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"},
+ {NULL, NULL, 0, NULL}
};
-int CmdLF(const char *Cmd)
-{
- CmdsParse(CommandTable, Cmd);
- return 0;
+int CmdLF(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