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authorSzczepan Zalega <szczepan@nitrokey.com>2016-09-09 16:42:31 +0200
committerSzczepan Zalega <szczepan@nitrokey.com>2016-09-10 10:51:53 +0200
commita46491a97da08e495c92bba8046426678b5564f7 (patch)
treed332db36123c80ac84474c75b9be4acdff81bf54 /include/LibraryException.h
parent3632e8a32d47950102bc077fd32f9c88316370e9 (diff)
downloadlibnitrokey-a46491a97da08e495c92bba8046426678b5564f7.tar.gz
libnitrokey-a46491a97da08e495c92bba8046426678b5564f7.tar.bz2
Remove asserts in favor of exceptions or warnings. Test changes in Python.
On possible data truncation return LibraryError(exception) instead of silently truncating and logging warning Signed-off-by: Szczepan Zalega <szczepan@nitrokey.com>
Diffstat (limited to 'include/LibraryException.h')
-rw-r--r--include/LibraryException.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/LibraryException.h b/include/LibraryException.h
index 5036320..72891fb 100644
--- a/include/LibraryException.h
+++ b/include/LibraryException.h
@@ -12,6 +12,47 @@ public:
+class TargetBufferSmallerThanSource: public LibraryException {
+public:
+ virtual uint8_t exception_id() override {
+ return 203;
+ }
+
+public:
+ size_t source_size;
+ size_t target_size;
+
+ TargetBufferSmallerThanSource(
+ size_t source_size, size_t target_size
+ ) : source_size(source_size), target_size(target_size) {}
+
+ virtual const char *what() const throw() override {
+ std::string s = " ";
+ auto ts = [](int x){ return std::to_string(x); };
+ std::string msg = std::string("Target buffer size is smaller than source: [source size, buffer size]")
+ +s+ ts(source_size) +s+ ts(target_size);
+ return msg.c_str();
+ }
+
+};
+
+class InvalidHexString : public LibraryException {
+public:
+ virtual uint8_t exception_id() override {
+ return 202;
+ }
+
+public:
+ uint8_t invalid_char;
+
+ InvalidHexString (uint8_t invalid_char) : invalid_char( invalid_char) {}
+
+ virtual const char *what() const throw() override {
+ return "Invalid character in hex string";
+ }
+
+};
+
class InvalidSlotException : public LibraryException {
public:
virtual uint8_t exception_id() override {