X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/40148ab609cdcf58ae6ef517c319a758006e1c6d..b067125f98f52d6d33e9dc97a1caa1b4b5bb9cde:/client/graph.c diff --git a/client/graph.c b/client/graph.c index c9457ff1..06279848 100644 --- a/client/graph.c +++ b/client/graph.c @@ -17,17 +17,16 @@ int GraphBuffer[MAX_GRAPH_TRACE_LEN]; int GraphTraceLen; - /* write a manchester bit to the graph */ void AppendGraph(int redraw, int clock, int bit) { int i; //set first half the clock bit (all 1's or 0's for a 0 or 1 bit) for (i = 0; i < (int)(clock / 2); ++i) - GraphBuffer[GraphTraceLen++] = bit ^ 1; + GraphBuffer[GraphTraceLen++] = bit ; //set second half of the clock bit (all 0's or 1's for a 0 or 1 bit) for (i = (int)(clock / 2); i < clock; ++i) - GraphBuffer[GraphTraceLen++] = bit; + GraphBuffer[GraphTraceLen++] = bit ^ 1; if (redraw) RepaintGraphWindow(); @@ -46,6 +45,24 @@ int ClearGraph(int redraw) return gtl; } +// option '1' to save GraphBuffer any other to restore +void save_restoreGB(uint8_t saveOpt) +{ + static int SavedGB[MAX_GRAPH_TRACE_LEN]; + static int SavedGBlen; + static bool GB_Saved = false; + + if (saveOpt==1) { //save + memcpy(SavedGB, GraphBuffer, sizeof(GraphBuffer)); + SavedGBlen = GraphTraceLen; + GB_Saved=true; + } else if (GB_Saved){ //restore + memcpy(GraphBuffer, SavedGB, sizeof(GraphBuffer)); + GraphTraceLen = SavedGBlen; + RepaintGraphWindow(); + } + return; +} // DETECT CLOCK NOW IN LFDEMOD.C @@ -126,14 +143,34 @@ int GetAskClock(const char str[], bool printAns, bool verbose) PrintAndLog("Failed to copy from graphbuffer"); return -1; } - DetectASKClock(grph, size, &clock, 20); + int start = DetectASKClock(grph, size, &clock, 20); // Only print this message if we're not looping something if (printAns){ - PrintAndLog("Auto-detected clock rate: %d", clock); + PrintAndLog("Auto-detected clock rate: %d, Best Starting Position: %d", clock, start); } return clock; } +uint8_t GetPskCarrier(const char str[], bool printAns, bool verbose) +{ + uint8_t carrier=0; + uint8_t grph[MAX_GRAPH_TRACE_LEN]={0}; + size_t size = getFromGraphBuf(grph); + if ( size == 0 ) { + if (verbose) + PrintAndLog("Failed to copy from graphbuffer"); + return 0; + } + //uint8_t countPSK_FC(uint8_t *BitStream, size_t size) + + carrier = countFC(grph,size,0); + // Only print this message if we're not looping something + if (printAns){ + PrintAndLog("Auto-detected PSK carrier rate: %d", carrier); + } + return carrier; +} + int GetPskClock(const char str[], bool printAns, bool verbose) { int clock; @@ -212,8 +249,7 @@ uint8_t fskClocks(uint8_t *fc1, uint8_t *fc2, uint8_t *rf1, bool verbose) uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; size_t size = getFromGraphBuf(BitStream); if (size==0) return 0; - uint8_t dummy = 0; - uint16_t ans = countFC(BitStream, size, &dummy); + uint16_t ans = countFC(BitStream, size, 1); if (ans==0) { if (verbose) PrintAndLog("DEBUG: No data found"); return 0;