// clear ALL of BigBuf
void BigBuf_Clear(void)
+{
+ BigBuf_Clear_ext(true);
+}
+// clear ALL of BigBuf
+void BigBuf_Clear_ext(bool verbose)
{
memset(BigBuf,0,BIGBUF_SIZE);
+ if (verbose)
Dbprintf("Buffer cleared (%i bytes)",BIGBUF_SIZE);
}
}
}
+void BigBuf_print_status(void)
+{
+ Dbprintf("Memory");
+ Dbprintf(" BIGBUF_SIZE.............%d", BIGBUF_SIZE);
+ Dbprintf(" BigBuf_hi .............%d", BigBuf_hi);
+ Dbprintf("Tracing");
+ Dbprintf(" tracing ................%d", tracing);
+ Dbprintf(" traceLen ...............%d", traceLen);
+}
+
// return the maximum trace length (i.e. the unallocated size of BigBuf)
uint16_t BigBuf_max_traceLen(void)
}
void clear_trace() {
- uint8_t *trace = BigBuf_get_addr();
- uint16_t max_traceLen = BigBuf_max_traceLen();
- memset(trace, 0x44, max_traceLen);
traceLen = 0;
}
traceLen += iLen;
// parity bytes
- if (parity != NULL && iLen != 0) {
- memcpy(trace + traceLen, parity, num_paritybytes);
+ if (num_paritybytes != 0) {
+ if (parity != NULL) {
+ memcpy(trace + traceLen, parity, num_paritybytes);
+ } else {
+ memset(trace + traceLen, 0x00, num_paritybytes);
+ }
}
traceLen += num_paritybytes;
- 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 bReader)
+
+
+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;
//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)
+ // 8 bits size (number of bits in the trace entry, not number of bytes)
// y Bytes data
rsamples += iSamples;
trace[traceLen++] = ((rsamples >> 16) & 0xff);
trace[traceLen++] = ((rsamples >> 24) & 0xff);
- if (!bReader) {
+ if (!readerToTag) {
trace[traceLen - 1] |= 0x80;
}
return TRUE;
}
+
+// Emulator memory
+uint8_t emlSet(uint8_t *data, uint32_t offset, uint32_t length){
+ uint8_t* mem = BigBuf_get_EM_addr();
+ if(offset+length < CARD_MEMORY_SIZE)
+ {
+ memcpy(mem+offset, data, length);
+ return 0;
+ }else
+ {
+ Dbprintf("Error, trying to set memory outside of bounds! %d > %d", (offset+length), CARD_MEMORY_SIZE);
+ return 1;
+ }
+}