Count lifetime instances of device communication exception

Signed-off-by: Szczepan Zalega <szczepan@nitrokey.com>

1 files changed, 12 insertions, 3 deletions

diff --git a/include/DeviceCommunicationExceptions.h b/include/DeviceCommunicationExceptions.h
index 78fc625..6d21561 100644
--- a/include/DeviceCommunicationExceptions.h
+++ b/include/DeviceCommunicationExceptions.h
@@ -1,16 +1,24 @@
 #ifndef LIBNITROKEY_DEVICECOMMUNICATIONEXCEPTIONS_H
 #define LIBNITROKEY_DEVICECOMMUNICATIONEXCEPTIONS_H
 
+#include <atomic>
 #include <exception>
+#include <stdexcept>
 #include <string>
-//class DeviceCommunicationException: public std::exception {
-class DeviceCommunicationException: public std::runtime_error{
+
+class DeviceCommunicationException: public std::runtime_error
+{
   std::string message;
+  static std::atomic_int occurred;
 public:
-  DeviceCommunicationException(std::string _msg): runtime_error(_msg), message(_msg){}
+  DeviceCommunicationException(std::string _msg): std::runtime_error(_msg), message(_msg){
+    ++occurred;
+  }
 //  virtual const char* what() const throw() override {
 //    return message.c_str();
 //  }
+  static bool has_occurred(){ return occurred > 0; };
+  static void reset_occurred_flag(){ occurred = 0; };
 };
 
 class DeviceNotConnected: public DeviceCommunicationException {
@@ -28,4 +36,5 @@ public:
   DeviceReceivingFailure(std::string msg) : DeviceCommunicationException(msg){}
 };
 
+
 #endif //LIBNITROKEY_DEVICECOMMUNICATIONEXCEPTIONS_H