+int CmdHFSearch(const char *Cmd){
+ int ans = 0;
+ PrintAndLog("");
+ ans = CmdHF14AInfo("s");
+ if (ans > 0) {
+ PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
+ return ans;
+ }
+ ans = HFiClassReader("", false, false);
+ if (ans) {
+ PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
+ return ans;
+ }
+ ans = HF15Reader("", false);
+ if (ans) {
+ PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
+ return ans;
+ }
+ //14b is longest test currently (and rarest chip type) ... put last
+ ans = HF14BInfo(false);
+ if (ans) {
+ PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
+ return ans;
+ }
+ ans = CmdLegicRFRead("");
+ if (ans == 0) {
+ PrintAndLog("\nValid Legic Tag Found - Quiting Search\n");
+ return ans;
+ }
+ PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
+ return 0;
+}
+
+int CmdHFSnoop(const char *Cmd)
+{
+ char * pEnd;
+ UsbCommand c = {CMD_HF_SNIFFER, {strtol(Cmd, &pEnd,0),strtol(pEnd, &pEnd,0),0}};
+ SendCommand(&c);
+ return 0;
+}
+
+
+// static void InterpolateShannon(int *source, size_t source_len, int *dest, size_t dest_len)
+// {
+ // int *buf = (int*)malloc(source_len * sizeof(int));
+ // memcpy(buf, source, source_len * sizeof(int));
+ // for (int i = 0; i < source_len; i++) {
+ // buf[i] += 128;
+ // }
+ // for (int i = 0; i < dest_len; i++) {
+ // float value = 0.0;
+ // for (int j = 0; j < source_len; j++) {
+ // if (i * source_len == j * dest_len) { // sin(0) / 0 = 1
+ // value += (float)buf[j];
+ // } else {
+ // value += (float)buf[j] * sin(((float)i*source_len/dest_len-j)*3.1415) / (((float)i*source_len/dest_len-j)*3.1415);
+ // }
+ // }
+ // dest[i] = value - 128;
+ // }
+ // free(buf);
+// }
+
+
+static int CmdHFPlot(const char *Cmd)
+{
+ CLIParserInit("hf plot",
+ "Plots HF signal after RF signal path and A/D conversion.",
+ "This can be used after any hf command and will show the last few milliseconds of the HF signal.\n"
+ "Note: If the last hf command terminated because of a timeout you will most probably see nothing.\n");
+ void* argtable[] = {
+ arg_param_begin,
+ arg_param_end
+ };
+ CLIExecWithReturn(Cmd, argtable, true);
+
+ uint8_t buf[FPGA_TRACE_SIZE];
+
+ if (GetFromFpgaRAM(buf, FPGA_TRACE_SIZE)) {
+ for (size_t i = 0; i < FPGA_TRACE_SIZE; i++) {
+ GraphBuffer[i] = (int)buf[i] - 128;
+ }
+ GraphTraceLen = FPGA_TRACE_SIZE;
+ // InterpolateShannon(GraphBuffer, FPGA_TRACE_SIZE, GraphBuffer, FPGA_TRACE_SIZE*8/7);
+ // GraphTraceLen = FPGA_TRACE_SIZE*8/7;
+ ShowGraphWindow();
+ RepaintGraphWindow();
+ }
+ return 0;
+}
+
+
+static command_t CommandTable[] =