X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/a553f2674865fa544d04ca7b8194e30c008644ae..c6be64da095246620420500857f1f34994b769a8:/client/graph.c

diff --git a/client/graph.c b/client/graph.c
index 541e68f3..8974f4c3 100644
--- a/client/graph.c
+++ b/client/graph.c
@@ -9,6 +9,7 @@
 //-----------------------------------------------------------------------------
 
 #include <stdio.h>
+#include <stdbool.h>
 #include <string.h>
 #include "ui.h"
 #include "graph.h"
@@ -93,3 +94,15 @@ int GetClock(const char *str, int peak, int verbose)
 
   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;	
+}
\ No newline at end of file