FIX: minor fixes to the HID wiegand generation command. Still not complete

[proxmark3-svn] / client / ui.c

diff --git a/client/ui.c b/client/ui.c
index 966ab2ca12f696501340b06fdafd7b981c5906fc..6645a99ea5e5f7519380a6d2dc306c1cc9ae879f 100644 (file)
--- a/client/ui.c
+++ b/client/ui.c
@@ -20,13 +20,14 @@
 #include "ui.h"
 #include "cmdmain.h"
 #include "cmddata.h"
+#include "graph.h"
 //#include <liquid/liquid.h>
 #define M_PI 3.14159265358979323846264338327
 
 double CursorScaleFactor;
 int PlotGridX, PlotGridY, PlotGridXdefault= 64, PlotGridYdefault= 64;
 int offline;
-int flushAfterWrite = 0;  //buzzy
+int flushAfterWrite = 0;
 extern pthread_mutex_t print_lock;
 
 static char *logfilename = "proxmark3.log";
@@ -37,13 +38,13 @@ void PrintAndLog(char *fmt, ...)
        int saved_point;
        va_list argptr, argptr2;
        static FILE *logfile = NULL;
-       static int logging=1;
+       static int logging = 1;
 
        // lock this section to avoid interlacing prints from different threats
        pthread_mutex_lock(&print_lock);
   
        if (logging && !logfile) {
-               logfile=fopen(logfilename, "a");
+               logfile = fopen(logfilename, "a");
                if (!logfile) {
                        fprintf(stderr, "Can't open logfile, logging disabled!\n");
                        logging=0;
@@ -82,8 +83,7 @@ void PrintAndLog(char *fmt, ...)
        }
        va_end(argptr2);
 
-       if (flushAfterWrite == 1)  //buzzy
-       {
+       if (flushAfterWrite == 1) {
                fflush(NULL);
        }
        //release lock
@@ -95,94 +95,38 @@ void SetLogFilename(char *fn)
   logfilename = fn;
 }
 
-int manchester_decode( int * data, const size_t len, uint8_t * dataout){
+int manchester_decode( int * data, const size_t len, uint8_t * dataout,  size_t dataoutlen){
        
        int bitlength = 0;
-       int i, clock, high, low, startindex;
+       int clock, high, low, startindex;
        low = startindex = 0;
        high = 1;
-       uint8_t * bitStream =  (uint8_t* ) malloc(sizeof(uint8_t) * len);       
-       memset(bitStream, 0x00, len);
+       uint8_t * bitStream =  (uint8_t* ) malloc(sizeof(uint8_t) * dataoutlen);        
+       memset(bitStream, 0x00, dataoutlen);    
        
        /* Detect high and lows */
-       for (i = 0; i < len; i++) {
-               if (data[i] > high)
-                       high = data[i];
-               else if (data[i] < low)
-                       low = data[i];
-       }
-       
+       DetectHighLowInGraph(&high, &low, TRUE); 
+
        /* get clock */
-       clock = GetT55x7Clock( data, len, high );       
+       clock = GetAskClock("",false, false);
+
        startindex = DetectFirstTransition(data, len, high);
   
-       PrintAndLog(" Clock       : %d", clock);
-
        if (high != 1)
-               bitlength = ManchesterConvertFrom255(data, len, bitStream, high, low, clock, startindex);
+               // decode "raw"
+               bitlength = ManchesterConvertFrom255(data, len, bitStream, dataoutlen, high, low, clock, startindex);
        else
-               bitlength= ManchesterConvertFrom1(data, len, bitStream, clock, startindex);
+               // decode manchester
+               bitlength = ManchesterConvertFrom1(data, len, bitStream, dataoutlen, clock, startindex);
 
        memcpy(dataout, bitStream, bitlength);
        free(bitStream);
        return bitlength;
 }
-
- int GetT55x7Clock( const int * data, const size_t len, int peak ){ 
- 
-       int i,lastpeak,clock;
-       clock = 0xFFFF;
-       lastpeak = 0;
-       
-       /* Detect peak if we don't have one */
-       if (!peak) {
-               for (i = 0; i < len; ++i) {
-                       if (data[i] > peak) {
-                               peak = data[i];
-                       }
-               }
-       }
-       
-       for (i = 1; i < len; ++i) {
-               /* if this is the beginning of a peak */
-               if ( data[i-1] != data[i] &&  data[i] == peak) {
-                 /* find lowest difference between peaks */
-                       if (lastpeak && i - lastpeak < clock)
-                               clock = i - lastpeak;
-                       lastpeak = i;
-               }
-       }
-       //return clock;  
-       //defaults clock to precise values.
-       switch(clock){
-               case 8:
-               case 16:
-               case 32:
-               case 40:
-               case 50:
-               case 64:
-               case 100:
-               case 128:
-               return clock;
-               break;
-               default:  break;
-       }
-       
-       //PrintAndLog(" Found Clock : %d  - trying to adjust", clock);
-       
-       // When detected clock is 31 or 33 then then return 
-       int clockmod = clock%8;
-       if ( clockmod == 7 ) 
-               clock += 1;
-       else if ( clockmod == 1 )
-               clock -= 1;
-       
-       return clock;
- }
  
  int DetectFirstTransition(const int * data, const size_t len, int threshold){
 
-       int i =0;
+       int i = 0;
        /* now look for the first threshold */
        for (; i < len; ++i) {
                if (data[i] == threshold) {
@@ -192,7 +136,7 @@ int manchester_decode( int * data, const size_t len, uint8_t * dataout){
        return i;
  }
 
- int ManchesterConvertFrom255(const int * data, const size_t len, uint8_t * dataout, int high, int low, int clock, int startIndex){
+ int ManchesterConvertFrom255(const int * data, const size_t len, uint8_t * dataout, int dataoutlen, int high, int low, int clock, int startIndex){
 
        int i, j, z, hithigh, hitlow, bitIndex, startType;
        i = 0;
@@ -205,7 +149,7 @@ int manchester_decode( int * data, const size_t len, uint8_t * dataout){
        int firstST = 0;
 
        // i = clock frame of data
-       for (; i < (int)(len / clock); i++)
+       for (; i < (int)(len/clock); i++)
        {
                hithigh = 0;
                hitlow = 0;
@@ -261,14 +205,14 @@ int manchester_decode( int * data, const size_t len, uint8_t * dataout){
                
                if ( firstST == 4)
                        break;
+               if ( bitIndex >= dataoutlen-1 )
+                       break;
        }
        return bitIndex;
  }
  
- int ManchesterConvertFrom1(const int * data, const size_t len, uint8_t * dataout, int clock, int startIndex){
+ int ManchesterConvertFrom1(const int * data, const size_t len, uint8_t * dataout,int dataoutlen, int clock, int startIndex){
 
-       PrintAndLog(" Path B");
- 
        int i,j, bitindex, lc, tolerance, warnings;
        warnings = 0;
        int upperlimit = len*2/clock+8;