Make asserts from jsoncpp more descriptive

1 files changed, 102 insertions, 0 deletions

diff --git a/exceptions.cpp b/exceptions.cpp
new file mode 100644
index 00000000..8beb47af
--- /dev/null
+++ b/exceptions.cpp
@@ -0,0 +1,102 @@
+// Copyright (c) 2015-2023 Vector 35 Inc
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+
+#include "exceptions.h"
+#include "binaryninjacore.h"
+#include <stdlib.h>
+
+BinaryNinja::ExceptionWithStackTrace::ExceptionWithStackTrace(const std::string& message)
+{
+	m_originalMessage = message;
+	m_message = message;
+	if (getenv("BN_DEBUG_EXCEPTION_TRACES"))
+	{
+		char* stackTrace = BNGetCurrentStackTraceString();
+		if (stackTrace)
+		{
+			m_stackTrace = stackTrace;
+			m_message += "\n";
+			m_message += stackTrace;
+			BNFreeString(stackTrace);
+		}
+	}
+}
+
+
+BinaryNinja::ExceptionWithStackTrace::ExceptionWithStackTrace(std::exception_ptr exc1, std::exception_ptr exc2)
+{
+	m_originalMessage = "";
+	m_message = "";
+	if (exc1)
+	{
+		try
+		{
+			std::rethrow_exception(exc1);
+		}
+		catch (ExceptionWithStackTrace& stacky)
+		{
+			m_originalMessage = stacky.m_originalMessage;
+			m_message = stacky.m_message;
+		}
+		catch (std::exception& exc)
+		{
+			m_originalMessage = exc.what();
+			m_message = exc.what();
+		}
+		catch (...)
+		{
+			m_originalMessage = "Some unknown exception";
+			m_message = "Some unknown exception";
+		}
+	}
+	if (exc2)
+	{
+		try
+		{
+			std::rethrow_exception(exc2);
+		}
+		catch (ExceptionWithStackTrace& stacky)
+		{
+			m_originalMessage += "\n" + stacky.m_originalMessage;
+			m_message += "\n" + stacky.m_message;
+		}
+		catch (std::exception& exc)
+		{
+			m_originalMessage = exc.what();
+			m_message = exc.what();
+		}
+		catch (...)
+		{
+			m_originalMessage = "Some unknown exception";
+			m_message = "Some unknown exception";
+		}
+	}
+	if (getenv("BN_DEBUG_EXCEPTION_TRACES"))
+	{
+		char* stackTrace = BNGetCurrentStackTraceString();
+		if (stackTrace)
+		{
+			m_stackTrace = stackTrace;
+			m_message += "\n";
+			m_message += stackTrace;
+			BNFreeString(stackTrace);
+		}
+	}
+}
\ No newline at end of file