github/proxmark3
1
0
Fork 0
mirror of https://github.com/Proxmark/proxmark3.git synced 2025-08-14 02:26:59 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge remote-tracking branch 'upstream/master'

Browse source
This commit is contained in:
marshmellow42 2015-01-26 17:07:49 -05:00
commit 9c0f13d5dd
37 changed files with 3372 additions and 312 deletions
Download patch file Download diff file Expand all files Collapse all files

74
client/graph.c
View file

@ -9,6 +9,7 @@
//-----------------------------------------------------------------------------
#include <stdio.h>
#include <stdbool.h>
#include <string.h>
#include "ui.h"
#include "graph.h"
@ -50,7 +51,11 @@ int ClearGraph(int redraw)
void setGraphBuf(uint8_t *buff, size_t size)
{
int i=0;
if ( buff == NULL ) return;
uint16_t i = 0;
if ( size > MAX_GRAPH_TRACE_LEN )
size = MAX_GRAPH_TRACE_LEN;
ClearGraph(0);
for (; i < size; ++i){
GraphBuffer[i]=buff[i]-128;
@ -61,6 +66,8 @@ void setGraphBuf(uint8_t *buff, size_t size)
}
size_t getFromGraphBuf(uint8_t *buff)
{
if ( buff == NULL ) return 0;
uint32_t i;
for (i=0;i<GraphTraceLen;++i){
if (GraphBuffer[i]>127) GraphBuffer[i]=127; //trim
@ -74,24 +81,59 @@ size_t getFromGraphBuf(uint8_t *buff)
// Get or auto-detect clock rate
int GetClock(const char *str, int peak, int verbose)
{
int clock;
sscanf(str, "%i", &clock);
if (!strcmp(str, ""))
clock = 0;
int clock;
sscanf(str, "%i", &clock);
if (!strcmp(str, ""))
clock = 0;
// Auto-detect clock
if (!clock)
{
uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
if (!clock)
{
uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
size_t size = getFromGraphBuf(grph);
clock = DetectASKClock(grph,size,0);
if ( size == 0 ) {
PrintAndLog("Failed to copy from graphbuffer");
return -1;
}
clock = DetectASKClock(grph,size,0);
// Only print this message if we're not looping something
if (!verbose){
PrintAndLog("Auto-detected clock rate: %d", clock);
}
}
if (!verbose){
PrintAndLog("Auto-detected clock rate: %d", clock);
}
}
return clock;
}
return clock;
// A simple test to see if there is any data inside Graphbuffer.
bool HasGraphData(){
if ( GraphTraceLen <= 0) {
PrintAndLog("No data available, try reading something first");
return false;
}
return true;
}
// Detect high and lows in Grapbuffer.
// Only loops the first 256 values.
void DetectHighLowInGraph(int *high, int *low, bool addFuzz) {
uint8_t loopMax = 255;
if ( loopMax > GraphTraceLen)
loopMax = GraphTraceLen;
for (uint8_t i = 0; i < loopMax; ++i) {
if (GraphBuffer[i] > *high)
*high = GraphBuffer[i];
else if (GraphBuffer[i] < *low)
*low = GraphBuffer[i];
}
//12% fuzz in case highs and lows aren't clipped
if (addFuzz) {
*high = (int)(*high * .88);
*low = (int)(*low * .88);
}
}
int GetNRZpskClock(const char *str, int peak, int verbose)
@ -106,6 +148,10 @@ int GetNRZpskClock(const char *str, int peak, int verbose)
{
uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
size_t size = getFromGraphBuf(grph);
if ( size == 0 ) {
PrintAndLog("Failed to copy from graphbuffer");
return -1;
}
clock = DetectpskNRZClock(grph,size,0);
// Only print this message if we're not looping something
if (!verbose){