diff --git a/client/ui.c b/client/ui.c
index d0ed5d11e..31529a63f 100644
--- a/client/ui.c
+++ b/client/ui.c
@@ -22,21 +22,17 @@ bool showDemod = true;
 pthread_mutex_t print_lock = PTHREAD_MUTEX_INITIALIZER;
 static char *logfilename = "proxmark3.log";
 
-void PrintAndLogEx(logLevel_t level, char *filename, int lineno, char *func, char *fmt, ...) {
+void PrintAndLogEx(logLevel_t level, char *fmt, ...) {
 	char buffer[MAX_PRINT_BUFFER] = {0};
 	int size;
-	static char *prefix[5];
-	prefix[0]="";
-	prefix[1]=" [+] ";
-	prefix[2]=" [!] ";
-	prefix[3]=" [!!] ";
-	prefix[4]=" [#] ";
+	static char *prefix[7] = { "", "[+] ", "[=] ", "[-] ", "[!] ", "[!!] ", "[#] "};
+	
 	size=strlen(prefix[level]);
-	strncpy(buffer, prefix[level], MAX_PRINT_BUFFER);
+	strncpy(buffer, prefix[level], sizeof buffer);
 
 	va_list args;
 	va_start(args,fmt);
-	vsprintf(buffer + size,fmt, args);
+	vsnprintf(buffer + size, sizeof(buffer) - size, fmt, args);
 	va_end(args);
 	PrintAndLog(buffer);
 }
diff --git a/client/ui.h b/client/ui.h
index 6d554d3fc..83669d1d1 100644
--- a/client/ui.h
+++ b/client/ui.h
@@ -29,14 +29,14 @@
 #define M_PI 3.14159265358979323846264338327
 #endif
 #define MAX_PRINT_BUFFER 2048
-typedef enum logLevel {NORMAL, INFO, WARNING, ERR, DEBUG} logLevel_t; 
+typedef enum logLevel {NORMAL, SUCCESS, INFO, FAILED, WARNING, ERR, DEBUG} logLevel_t; 
 
 void ShowGui(void);
 void HideGraphWindow(void);
 void ShowGraphWindow(void);
 void RepaintGraphWindow(void);
 extern void PrintAndLog(char *fmt, ...);
-void PrintAndLogEx(logLevel_t level, char *filename, int lineno, char *func, char *fmt, ...);
+void PrintAndLogEx(logLevel_t level, char *fmt, ...);
 extern void SetLogFilename(char *fn);
 
 extern double CursorScaleFactor;