#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);
-/* send a command before reading */
+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(" d <delay> delay OFF period, (dec)");
+ PrintAndLog(" z <zero> time period ZERO, (dec)");
+ PrintAndLog(" o <one> time period ONE, (dec)");
+ PrintAndLog(" c <cmd> Command bytes");
+ PrintAndLog(" ************* All periods in microseconds (ms)");
+ PrintAndLog("Examples:");
+ PrintAndLog(" lf cmdread d 80 z 100 o 200 c 11000");
+ PrintAndLog(" lf cmdread d 80 z 100 o 100 c 11000 H");
+ return 0;
+}
+int usage_lf_read(void){
+ PrintAndLog("Usage: lf read [h] [s]");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" s silent run no printout");
+ PrintAndLog("This function takes no arguments. ");
+ PrintAndLog("Use 'lf config' to set parameters.");
+ return 0;
+}
+int usage_lf_snoop(void) {
+ PrintAndLog("Usage: lf snoop");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog("This function takes no arguments. ");
+ PrintAndLog("Use 'lf config' to set parameters.");
+ return 0;
+}
+int usage_lf_config(void) {
+ PrintAndLog("Usage: lf config [H|<divisor>] [b <bps>] [d <decim>] [a 0|1]");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" L Low frequency (125 KHz)");
+ PrintAndLog(" H High frequency (134 KHz)");
+ PrintAndLog(" q <divisor> Manually set divisor. 88-> 134KHz, 95-> 125 Hz");
+ PrintAndLog(" b <bps> Sets resolution of bits per sample. Default (max): 8");
+ PrintAndLog(" d <decim> Sets decimation. A value of N saves only 1 in N samples. Default: 1");
+ PrintAndLog(" a [0|1] Averaging - if set, will average the stored sample value when decimating. Default: 1");
+ PrintAndLog(" t <threshold> Sets trigger threshold. 0 means no threshold (range: 0-128)");
+ PrintAndLog("Examples:");
+ PrintAndLog(" lf config b 8 L");
+ PrintAndLog(" Samples at 125KHz, 8bps.");
+ PrintAndLog(" lf config H b 4 d 3");
+ PrintAndLog(" Samples at 134KHz, averages three samples into one, stored with ");
+ PrintAndLog(" a resolution of 4 bits per sample.");
+ PrintAndLog(" lf read");
+ PrintAndLog(" Performs a read (active field)");
+ PrintAndLog(" lf snoop");
+ PrintAndLog(" Performs a snoop (no active field)");
+ 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;
+}
+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;
+}
+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;
+}
+
+/* send a LF command before reading */
int CmdLFCommandRead(const char *Cmd)
{
- static char dummy[3];
+ static char dummy[3] = {0x20,0x00,0x00};
+ UsbCommand c = {CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K};
+ bool errors = FALSE;
- dummy[0]= ' ';
+ uint8_t cmdp = 0;
+ int strLength = 0;
- UsbCommand c = {CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K};
- sscanf(Cmd, "%"lli" %"lli" %"lli" %s %s", &c.arg[0], &c.arg[1], &c.arg[2],(char*)(&c.d.asBytes),(char*)(&dummy+1));
- // in case they specified 'h'
- strcpy((char *)&c.d.asBytes + strlen((char *)c.d.asBytes), dummy);
- SendCommand(&c);
- return 0;
+ while(param_getchar(Cmd, cmdp) != 0x00) {
+ switch(param_getchar(Cmd, cmdp))
+ {
+ case 'h':
+ return usage_lf_cmdread();
+ case 'H':
+ dummy[1]='h';
+ cmdp++;
+ break;
+ case 'L':
+ cmdp++;
+ break;
+ case 'c':
+ strLength = param_getstr(Cmd, cmdp+1, (char *)&c.d.asBytes);
+ cmdp+=2;
+ break;
+ case 'd':
+ c.arg[0] = param_get32ex(Cmd, cmdp+1, 0, 10);
+ cmdp+=2;
+ break;
+ case 'z':
+ c.arg[1] = param_get32ex(Cmd, cmdp+1, 0, 10);
+ cmdp+=2;
+ break;
+ case 'o':
+ c.arg[2] = param_get32ex(Cmd, cmdp+1, 0, 10);
+ cmdp+=2;
+ break;
+ default:
+ PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+ errors = 1;
+ break;
+ }
+ if(errors) break;
+ }
+ // No args
+ if (cmdp == 0) errors = 1;
+
+ //Validations
+ if (errors) return usage_lf_cmdread();
+
+ // in case they specified 'H'
+ // added to the end..
+ strcpy((char *)&c.d.asBytes + strLength, dummy);
+
+ clearCommandBuffer();
+ SendCommand(&c);
+ return 0;
}
int CmdFlexdemod(const char *Cmd)
return 0;
}
-int usage_lf_read()
-{
- PrintAndLog("Usage: lf read");
- PrintAndLog("Options: ");
- PrintAndLog(" h This help");
- PrintAndLog("This function takes no arguments. ");
- PrintAndLog("Use 'lf config' to set parameters.");
- return 0;
-}
-int usage_lf_snoop()
-{
- PrintAndLog("Usage: lf snoop");
- PrintAndLog("Options: ");
- PrintAndLog(" h This help");
- PrintAndLog("This function takes no arguments. ");
- PrintAndLog("Use 'lf config' to set parameters.");
- return 0;
-}
-
-int usage_lf_config()
-{
- PrintAndLog("Usage: lf config [H|<divisor>] [b <bps>] [d <decim>] [a 0|1]");
- PrintAndLog("Options: ");
- PrintAndLog(" h This help");
- PrintAndLog(" L Low frequency (125 KHz)");
- PrintAndLog(" H High frequency (134 KHz)");
- PrintAndLog(" q <divisor> Manually set divisor. 88-> 134KHz, 95-> 125 Hz");
- PrintAndLog(" b <bps> Sets resolution of bits per sample. Default (max): 8");
- PrintAndLog(" d <decim> Sets decimation. A value of N saves only 1 in N samples. Default: 1");
- PrintAndLog(" a [0|1] Averaging - if set, will average the stored sample value when decimating. Default: 1");
- PrintAndLog(" t <threshold> Sets trigger threshold. 0 means no threshold");
- PrintAndLog("Examples:");
- PrintAndLog(" lf config b 8 L");
- PrintAndLog(" Samples at 125KHz, 8bps.");
- PrintAndLog(" lf config H b 4 d 3");
- PrintAndLog(" Samples at 134KHz, averages three samples into one, stored with ");
- PrintAndLog(" a resolution of 4 bits per sample.");
- PrintAndLog(" lf read");
- PrintAndLog(" Performs a read (active field)");
- PrintAndLog(" lf snoop");
- PrintAndLog(" Performs a snoop (no active field)");
- return 0;
-}
-
int CmdLFSetConfig(const char *Cmd)
{
uint8_t cmdp =0;
while(param_getchar(Cmd, cmdp) != 0x00)
{
- PrintAndLog("working %c", param_getchar(Cmd, cmdp));
switch(param_getchar(Cmd, cmdp))
{
case 'h':
int CmdLFRead(const char *Cmd)
{
+ bool arg1 = false;
+ uint8_t cmdp = param_getchar(Cmd, 0);
+
+ if ( cmdp == 'h' || cmdp == 'H') return usage_lf_read();
+
+ //suppress print
+ if ( cmdp == 's' || cmdp == 'S') arg1 = true;
- uint8_t cmdp =0;
- if(param_getchar(Cmd, cmdp) == 'h')
- {
- return usage_lf_read();
- }
- //And ship it to device
- UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K};
+ UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K, {arg1,0,0}};
+ clearCommandBuffer();
SendCommand(&c);
- WaitForResponse(CMD_ACK,NULL);
+ if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {
+ PrintAndLog("command execution time out");
+ return 1;
+ }
return 0;
}
int CmdLFSnoop(const char *Cmd)
{
- uint8_t cmdp =0;
- if(param_getchar(Cmd, cmdp) == 'h')
- {
- return usage_lf_snoop();
- }
-
+ uint8_t cmdp = param_getchar(Cmd, 0);
+ if(cmdp == 'h' || cmdp == 'H') return usage_lf_snoop();
+
UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES};
+ clearCommandBuffer();
SendCommand(&c);
WaitForResponse(CMD_ACK,NULL);
return 0;
static void ChkBitstream(const char *str)
{
int i;
-
+
/* convert to bitstream if necessary */
for (i = 0; i < (int)(GraphTraceLen / 2); i++){
if (GraphBuffer[i] > 1 || GraphBuffer[i] < 0) {
- CmdBitstream(str);
+ CmdGetBitStream("");
break;
}
}
}
-//appears to attempt to simulate manchester
+//Attempt to simulate any wave in buffer (one bit per output sample)
+// converts GraphBuffer to bitstream (based on zero crossings) if needed.
int CmdLFSim(const char *Cmd)
{
int i,j;
- static int gap;
+ static int gap;
- sscanf(Cmd, "%i", &gap);
+ sscanf(Cmd, "%i", &gap);
- /* convert to bitstream if necessary */
- ChkBitstream(Cmd);
+ // convert to bitstream if necessary
+ ChkBitstream(Cmd);
+ //can send only 512 bits at a time (1 byte sent per bit...)
printf("Sending [%d bytes]", GraphTraceLen);
for (i = 0; i < GraphTraceLen; i += USB_CMD_DATA_SIZE) {
- UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};
+ UsbCommand c = {CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};
for (j = 0; j < USB_CMD_DATA_SIZE; j++) {
- c.d.asBytes[j] = GraphBuffer[i+j];
- }
- SendCommand(&c);
- WaitForResponse(CMD_ACK,NULL);
+ c.d.asBytes[j] = GraphBuffer[i+j];
+ }
+ clearCommandBuffer();
+ SendCommand(&c);
+ WaitForResponse(CMD_ACK,NULL);
printf(".");
+ }
+
+ PrintAndLog("\nStarting to simulate");
+ UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}};
+ clearCommandBuffer();
+ SendCommand(&c);
+ return 0;
+}
+
+// by marshmellow - sim ask data given clock, fcHigh, fcLow, invert
+// - allow pull data from DemodBuffer
+int CmdLFfskSim(const char *Cmd)
+{
+ //might be able to autodetect FCs and clock from Graphbuffer if using demod buffer
+ // otherwise will need FChigh, FClow, Clock, and bitstream
+ uint8_t fcHigh=0, fcLow=0, clk=0;
+ uint8_t invert=0;
+ bool errors = FALSE;
+ char hexData[32] = {0x00}; // store entered hex data
+ uint8_t data[255] = {0x00};
+ int dataLen = 0;
+ uint8_t cmdp = 0;
+ while(param_getchar(Cmd, cmdp) != 0x00)
+ {
+ switch(param_getchar(Cmd, cmdp))
+ {
+ case 'h':
+ return usage_lf_simfsk();
+ case 'i':
+ invert = 1;
+ cmdp++;
+ break;
+ case 'c':
+ errors |= param_getdec(Cmd,cmdp+1,&clk);
+ cmdp+=2;
+ break;
+ case 'H':
+ errors |= param_getdec(Cmd,cmdp+1,&fcHigh);
+ cmdp+=2;
+ break;
+ case 'L':
+ errors |= param_getdec(Cmd,cmdp+1,&fcLow);
+ cmdp+=2;
+ 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");
+ 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_simfsk();
+ }
+
+ if (dataLen == 0){ //using DemodBuffer
+ if (clk==0 || fcHigh==0 || fcLow==0){ //manual settings must set them all
+ uint8_t ans = fskClocks(&fcHigh, &fcLow, &clk, 0);
+ if (ans==0){
+ if (!fcHigh) fcHigh=10;
+ if (!fcLow) fcLow=8;
+ if (!clk) clk=50;
+ }
+ }
+ } else {
+ setDemodBuf(data, dataLen, 0);
}
- printf("\n");
- PrintAndLog("Starting to simulate");
- UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}};
+ //default if not found
+ if (clk == 0) clk = 50;
+ if (fcHigh == 0) fcHigh = 10;
+ if (fcLow == 0) fcLow = 8;
+
+ uint16_t arg1, arg2;
+ arg1 = fcHigh << 8 | fcLow;
+ arg2 = invert << 8 | clk;
+ 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;
+ }
+ UsbCommand c = {CMD_FSK_SIM_TAG, {arg1, arg2, size}};
+
+ memcpy(c.d.asBytes, DemodBuffer, size);
SendCommand(&c);
return 0;
}
-int CmdLFSimBidir(const char *Cmd)
+// by marshmellow - sim ask data given clock, invert, manchester or raw, separator
+// - allow pull data from DemodBuffer
+int CmdLFaskSim(const char *Cmd)
{
- // Set ADC to twice the carrier for a slight supersampling
- // HACK: not implemented in ARMSRC.
- PrintAndLog("Not implemented yet.");
- UsbCommand c = {CMD_LF_SIMULATE_BIDIR, {47, 384, 0}};
+ //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
+ }
+
+ //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;
}
-/* simulate an LF Manchester encoded tag with specified bitstream, clock rate and inter-id gap */
-int CmdLFSimManchester(const char *Cmd)
+// by marshmellow - sim psk data given carrier, clock, invert
+// - allow pull data from DemodBuffer or parameters
+int CmdLFpskSim(const char *Cmd)
{
- static int clock, gap;
- static char data[1024], gapstring[8];
-
- sscanf(Cmd, "%i %s %i", &clock, &data[0], &gap);
-
- ClearGraph(0);
-
- for (int i = 0; i < strlen(data) ; ++i)
- AppendGraph(0, clock, data[i]- '0');
-
- CmdManchesterMod("");
+ //might be able to autodetect FC and clock from Graphbuffer if using demod buffer
+ //will need carrier, Clock, and bitstream
+ uint8_t carrier=0, clk=0;
+ uint8_t invert=0;
+ bool errors = FALSE;
+ char hexData[32] = {0x00}; // store entered hex data
+ uint8_t data[255] = {0x00};
+ int dataLen = 0;
+ uint8_t cmdp = 0;
+ uint8_t pskType = 1;
+ while(param_getchar(Cmd, cmdp) != 0x00)
+ {
+ switch(param_getchar(Cmd, cmdp))
+ {
+ case 'h':
+ return usage_lf_simpsk();
+ case 'i':
+ invert = 1;
+ cmdp++;
+ break;
+ case 'c':
+ errors |= param_getdec(Cmd,cmdp+1,&clk);
+ cmdp+=2;
+ break;
+ case 'r':
+ errors |= param_getdec(Cmd,cmdp+1,&carrier);
+ cmdp+=2;
+ break;
+ case '1':
+ pskType=1;
+ cmdp++;
+ break;
+ case '2':
+ pskType=2;
+ cmdp++;
+ break;
+ case '3':
+ pskType=3;
+ 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");
+ 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
+ }
- RepaintGraphWindow();
+ //Validations
+ if (errors)
+ {
+ return usage_lf_simpsk();
+ }
+ if (dataLen == 0){ //using DemodBuffer
+ PrintAndLog("Getting Clocks");
+ if (clk==0) clk = GetPskClock("", FALSE, FALSE);
+ PrintAndLog("clk: %d",clk);
+ if (!carrier) carrier = GetPskCarrier("", FALSE, FALSE);
+ PrintAndLog("carrier: %d", carrier);
+ } else {
+ setDemodBuf(data, dataLen, 0);
+ }
- sprintf(&gapstring[0], "%i", gap);
- CmdLFSim(gapstring);
+ if (clk <= 0) clk = 32;
+ if (carrier == 0) carrier = 2;
+ if (pskType != 1){
+ if (pskType == 2){
+ //need to convert psk2 to psk1 data before sim
+ psk2TOpsk1(DemodBuffer, DemodBufferLen);
+ } else {
+ PrintAndLog("Sorry, PSK3 not yet available");
+ }
+ }
+ uint16_t arg1, arg2;
+ arg1 = clk << 8 | carrier;
+ arg2 = invert;
+ 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;
+ }
+ UsbCommand c = {CMD_PSK_SIM_TAG, {arg1, arg2, size}};
+ PrintAndLog("DEBUG: Sending DemodBuffer Length: %d", size);
+ memcpy(c.d.asBytes, DemodBuffer, size);
+ SendCommand(&c);
+
return 0;
}
+int CmdLFSimBidir(const char *Cmd)
+{
+ // Set ADC to twice the carrier for a slight supersampling
+ // HACK: not implemented in ARMSRC.
+ PrintAndLog("Not implemented yet.");
+ UsbCommand c = {CMD_LF_SIMULATE_BIDIR, {47, 384, 0}};
+ SendCommand(&c);
+ return 0;
+}
int CmdVchDemod(const char *Cmd)
{
int CmdLFfind(const char *Cmd)
{
int ans=0;
- char cmdp = param_getchar(Cmd, 0);
-
- if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: lf search <0|1>");
- PrintAndLog(" <use data from Graphbuffer>, if not set, try reading data from tag.");
- PrintAndLog("");
- PrintAndLog(" sample: lf search");
- PrintAndLog(" : lf search 1");
- return 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");
- if (!offline && (cmdp != '1')){
- ans=CmdLFRead("");
- ans=CmdSamples("20000");
- } else if (GraphTraceLen < 1000) {
- PrintAndLog("Data in Graphbuffer was too small.");
- return 0;
+ return 0;
+ }
+
+ 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';
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=CmdFSKdemodParadox("");
if (ans>0) {
PrintAndLog("\nValid Paradox ID Found!");
return 1;
}
+
ans=CmdFSKdemodAWID("");
if (ans>0) {
PrintAndLog("\nValid AWID ID Found!");
return 1;
}
+
ans=CmdFSKdemodHID("");
if (ans>0) {
PrintAndLog("\nValid HID Prox ID Found!");
return 1;
}
+
//add psk and indala
ans=CmdIndalaDecode("");
if (ans>0) {
PrintAndLog("\nValid Indala ID Found!");
return 1;
}
- ans=Cmdaskmandemod("");
+
+ ans=CmdAskEM410xDemod("");
if (ans>0) {
PrintAndLog("\nValid EM410x ID Found!");
return 1;
}
- PrintAndLog("No Known Tags Found!\n");
+
+ ans=CmdG_Prox_II_Demod("");
+ if (ans>0) {
+ PrintAndLog("\nValid Guardall G-Prox II ID Found!");
+ return 1;
+ }
+
+ ans=CmdFDXBdemodBI("");
+ if (ans>0) {
+ PrintAndLog("\nValid FDX-B ID Found!");
+ return 1;
+ }
+
+ ans=EM4x50Read("", false);
+ if (ans>0) {
+ PrintAndLog("\nValid EM4x50 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);
+
+ 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
+ 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;
}
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
- {"cmdread", CmdLFCommandRead, 0, "<off period> <'0' period> <'1' period> <command> ['h'] -- Modulate LF reader field to send command before read (all periods in microseconds) (option 'h' for 134)"},
+ {"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"},
- {"hid", CmdLFHID, 1, "{ HID RFIDs... }"},
- {"io", CmdLFIO, 1, "{ ioProx tags... }"},
{"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, "Read 125/134 kHz LF ID-only tag. Do 'lf read h' for help"},
- {"search", CmdLFfind, 1, "Read and Search for valid known tag (in offline mode it you can load first then search)"},
+ {"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)"},
- {"simman", CmdLFSimManchester, 0, "<Clock> <Bitstream> [GAP] Simulate arbitrary Manchester LF tag"},
- {"snoop", CmdLFSnoop, 0, "['l'|'h'|<divisor>] [trigger threshold]-- Snoop LF (l:125khz, h:134khz)"},
- {"ti", CmdLFTI, 1, "{ TI RFIDs... }"},
- {"hitag", CmdLFHitag, 1, "{ Hitag tags and transponders... }"},
+ {"snoop", CmdLFSnoop, 0, "['l'|'h'|<divisor>] [trigger threshold] -- Snoop LF (l:125khz, h:134khz)"},
{"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"},
- {"t55xx", CmdLFT55XX, 1, "{ T55xx RFIDs... }"},
- {"pcf7931", CmdLFPCF7931, 1, "{PCF7931 RFIDs...}"},
{NULL, NULL, 0, NULL}
};
projects / proxmark3-svn / blobdiff