Another fix for a graphing crash, added some prelim. stuff for UDS

SavvyCAN.pro

@@ -45,7 +45,8 @@ SOURCES += main.cpp\
     dbc_classes.cpp \
     dbcloadsavewindow.cpp \
     fuzzingwindow.cpp \
-    udsscanwindow.cpp
+    udsscanwindow.cpp \
+    can_structs.cpp
 
 HEADERS  += mainwindow.h \
     can_structs.h \

can_structs.cpp

@@ -0,0 +1,2 @@
+#include "can_structs.h"
+

can_structs.h

@@ -1,9 +1,10 @@
 #ifndef CAN_STRUCTS_H
 #define CAN_STRUCTS_H
 
+#include <QVector>
 #include <stdint.h>
 
-struct CANFrame
+class CANFrame
 {
 public:
     int ID;
@@ -26,5 +27,19 @@ public:
     int priority;
     bool isBroadcast;
 };
+
+//the same as the CANFrame struct but with arbitrary data size.
+struct ISOTP_FRAME
+{
+public:
+    int ID;
+    int bus;
+    bool extended;
+    bool isReceived;
+    int len;
+    QVector<unsigned char> data;
+    uint64_t timestamp;
+};
+
 #endif // CAN_STRUCTS_H
 

config.h

@@ -1,7 +1,7 @@
 #ifndef CONFIG
 #define CONFIG
 
-#define VERSION             150
+#define VERSION             151
 
 //try to keep this in sync.
 //SavvyCAN will complain if you connect a GVRET board with a revision

graphingwindow.cpp

@@ -734,6 +734,9 @@ void GraphingWindow::loadDefinitions()
     QStringList filters;
     filters.append(QString(tr("Graph definition (*.gdf)")));
 
+    if (dbcHandler == NULL) return;
+    if (dbcHandler->getFileCount() == 0) dbcHandler->createBlankFile();
+
     dialog.setFileMode(QFileDialog::ExistingFile);
     dialog.setNameFilters(filters);
     dialog.setViewMode(QFileDialog::Detail);