- if(traceLen +4 < max_traceLen)
- { //If it hadn't been cleared, for whatever reason..
- memset(trace+traceLen,0x44, 4);
+ return true;
+}
+
+
+int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int readerToTag)
+{
+ /**
+ Todo, rewrite the logger to use the generic functionality instead. It should be noted, however,
+ that this logger takes number of bits as argument, not number of bytes.
+ **/
+
+ if (!tracing) return false;
+
+ uint8_t *trace = BigBuf_get_addr();
+ uint16_t iLen = nbytes(iBits);
+ // Return when trace is full
+ if (traceLen + sizeof(rsamples) + sizeof(dwParity) + sizeof(iBits) + iLen > BigBuf_max_traceLen()) return false;
+
+ //Hitag traces appear to use this traceformat:
+ // 32 bits timestamp (little endian,Highest Bit used as readerToTag flag)
+ // 32 bits parity
+ // 8 bits size (number of bits in the trace entry, not number of bytes)
+ // y Bytes data
+
+ rsamples += iSamples;
+ trace[traceLen++] = ((rsamples >> 0) & 0xff);
+ trace[traceLen++] = ((rsamples >> 8) & 0xff);
+ trace[traceLen++] = ((rsamples >> 16) & 0xff);
+ trace[traceLen++] = ((rsamples >> 24) & 0xff);
+
+ if (!readerToTag) {
+ trace[traceLen - 1] |= 0x80;