+ //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);
+ }
+ 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;
+}
+
+// by marshmellow - sim ask data given clock, invert, manchester or raw, separator
+// - allow pull data from DemodBuffer
+int CmdLFaskSim(const char *Cmd)
+{
+ //autodetect clock from Graphbuffer if using demod buffer
+ //will need clock, invert, manchester/raw as m or r, separator as s, and bitstream
+ uint8_t manchester = 1, separator = 0;
+ //char cmdp = Cmd[0], par3='m', par4=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 'm':
+ manchester=1;
+ cmdp++;
+ break;
+ case 'r':
+ manchester=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 (manchester == 0) clk = clk/2; //askraw needs to double the clock speed
+ uint16_t arg1, arg2;
+ size_t size=DemodBufferLen;
+ arg1 = clk << 8 | manchester;
+ 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;
+}
+
+// by marshmellow - sim psk data given carrier, clock, invert
+// - allow pull data from DemodBuffer or parameters
+int CmdLFpskSim(const char *Cmd)
+{
+ //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
+ }
+
+ //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);
+ }
+
+ 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;
projects / proxmark3-svn / blobdiff