From ba4d36c38c0017415129a5674c0f7133e6d76f9d Mon Sep 17 00:00:00 2001
From: Szczepan Zalega <szczepan@nitrokey.com>
Date: Tue, 9 Aug 2016 15:33:26 +0200
Subject: Return error on invalid slot

Signed-off-by: Szczepan Zalega <szczepan@nitrokey.com>
---
 include/InvalidSlotException.h   | 31 +++++++++++++++++++++++++++++++
 include/LibraryException.h       | 17 +++++++++++++++++
 include/TooLongStringException.h | 10 ++++++----
 3 files changed, 54 insertions(+), 4 deletions(-)
 create mode 100644 include/InvalidSlotException.h
 create mode 100644 include/LibraryException.h

(limited to 'include')

diff --git a/include/InvalidSlotException.h b/include/InvalidSlotException.h
new file mode 100644
index 0000000..e97d993
--- /dev/null
+++ b/include/InvalidSlotException.h
@@ -0,0 +1,31 @@
+//
+// Created by sz on 09.08.16.
+//
+
+#ifndef LIBNITROKEY_INVALIDSLOTEXCEPTION_H
+#define LIBNITROKEY_INVALIDSLOTEXCEPTION_H
+
+
+#include <cstdint>
+#include <string>
+#include "LibraryException.h"
+
+
+class InvalidSlotException : public LibraryException {
+public:
+    virtual uint8_t exception_id() override {
+        return 201;
+    }
+
+public:
+    uint8_t slot_selected;
+
+    InvalidSlotException(uint8_t slot_selected) : slot_selected(slot_selected) {}
+
+    virtual const char *what() const throw() override {
+        return "Wrong slot selected";
+    }
+
+};
+
+#endif //LIBNITROKEY_INVALIDSLOTEXCEPTION_H
diff --git a/include/LibraryException.h b/include/LibraryException.h
new file mode 100644
index 0000000..ef81624
--- /dev/null
+++ b/include/LibraryException.h
@@ -0,0 +1,17 @@
+//
+// Created by sz on 09.08.16.
+//
+
+#ifndef LIBNITROKEY_LIBRARYEXCEPTION_H
+#define LIBNITROKEY_LIBRARYEXCEPTION_H
+
+#include <exception>
+#include <cstdint>
+
+class LibraryException: std::exception {
+public:
+    virtual uint8_t exception_id()= 0;
+};
+
+
+#endif //LIBNITROKEY_LIBRARYEXCEPTION_H
diff --git a/include/TooLongStringException.h b/include/TooLongStringException.h
index 3a9244b..58f5801 100644
--- a/include/TooLongStringException.h
+++ b/include/TooLongStringException.h
@@ -8,11 +8,13 @@
 
 #include <cstdint>
 #include <string>
-#include <exception>
+#include "LibraryException.h"
 
-class TooLongStringException : public std::exception {
+class TooLongStringException : public LibraryException {
 public:
-    static const std::uint8_t exception_id = 200;
+    virtual uint8_t exception_id() override {
+        return 200;
+    }
 
     std::size_t size_source;
     std::size_t size_destination;
@@ -21,7 +23,7 @@ public:
     TooLongStringException(size_t size_source, size_t size_destination, const std::string &message = "") : size_source(
             size_source), size_destination(size_destination), message(message) {}
 
-    virtual const char *what() const throw() {
+    virtual const char *what() const throw() override {
         //TODO add sizes and message data to final message
         return "Too long string has been supplied as an argument";
     }
-- 
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