1 files changed, 81 insertions, 0 deletions
diff --git a/src/Common/Exception.h b/src/Common/Exception.h
new file mode 100644
index 00000000..8e084742
--- /dev/null
+++ b/src/Common/Exception.h
@@ -0,0 +1,81 @@
+/*
+ Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved.
+
+ Governed by the TrueCrypt License 3.0 the full text of which is contained in
+ the file License.txt included in TrueCrypt binary and source code distribution
+ packages.
+*/
+
+#ifndef TC_HEADER_Common_Exception
+#define TC_HEADER_Common_Exception
+
+#include "Platform/PlatformBase.h"
+#include "Dlgcode.h"
+
+namespace TrueCrypt
+{
+	struct Exception
+	{
+		virtual void Show (HWND parent) const = 0;
+	};
+
+	struct SystemException : public Exception
+	{
+		SystemException () : ErrorCode (GetLastError()) { }
+
+		void Show (HWND parent) const
+		{
+			SetLastError (ErrorCode);
+			handleWin32Error (parent);
+		}
+
+		DWORD ErrorCode;
+	};
+
+	struct ErrorException : public Exception
+	{
+		ErrorException (char *langId) : ErrLangId (langId) { }
+		ErrorException (const wstring &errMsg) : ErrMsg (errMsg) { }
+
+		void Show (HWND parent) const
+		{
+			if (ErrMsg.empty())
+				::Error (ErrLangId);
+			else
+				::ErrorDirect (ErrMsg.c_str());
+		}
+
+		char *ErrLangId;
+		wstring ErrMsg;
+	};
+
+	struct ParameterIncorrect : public Exception
+	{
+		ParameterIncorrect (const char *srcPos) : SrcPos (srcPos) { }
+
+		void Show (HWND parent) const
+		{
+			string msgBody = "Parameter incorrect.\n\n\n(If you report a bug in connection with this, please include the following technical information in the bug report:\n" + string (SrcPos) + ")";
+			MessageBox (parent, msgBody.c_str(), "TrueCrypt", MB_ICONERROR | MB_SETFOREGROUND);
+		}
+
+		const char *SrcPos;
+	};
+
+	struct TimeOut : public Exception
+	{
+		TimeOut (const char *srcPos) { }
+		void Show (HWND parent) const { ErrorDirect (L"Timeout"); }
+	};
+
+	struct UserAbort : public Exception
+	{
+		UserAbort (const char *srcPos) { }
+		void Show (HWND parent) const { }
+	};
+}
+
+#define throw_sys_if(condition) do { if (condition) throw SystemException(); } while (false)
+
+
+#endif // TC_HEADER_Common_Exception