From c686fde0ec017b1372b6bdc5c7f87b694b244df3 Mon Sep 17 00:00:00 2001
From: Quentin <xiaoxiao921@hotmail.fr>
Date: Fri, 21 Jul 2023 16:00:01 +0200
Subject: [PATCH] feat(debug): log msvc c++ exception properly. (#1790)

---
 src/logger/stack_trace.cpp | 13 ++++++++++++-
 src/logger/stack_trace.hpp |  1 +
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/logger/stack_trace.cpp b/src/logger/stack_trace.cpp
index ad6ac286..4650eaf4 100644
--- a/src/logger/stack_trace.cpp
+++ b/src/logger/stack_trace.cpp
@@ -38,6 +38,7 @@ namespace big
 		dump_module_info();
 		dump_registers();
 		dump_stacktrace();
+		dump_cpp_exception();
 
 		m_dump << "\n--------End of exception--------\n";
 	}
@@ -155,6 +156,16 @@ namespace big
 		       << m_exception_info->ContextRecord->Rdi - m_exception_info->ContextRecord->Rsi << '\n';
 	}
 
+	void stack_trace::dump_cpp_exception()
+	{
+		constexpr DWORD msvc_exception_code = 0xe06d7363;
+		if (m_exception_info->ExceptionRecord->ExceptionCode == msvc_exception_code)
+		{
+			m_dump
+			    << reinterpret_cast<const std::exception*>(m_exception_info->ExceptionRecord->ExceptionInformation[1])->what() << '\n';
+		}
+	}
+
 	void stack_trace::grab_stacktrace()
 	{
 		CONTEXT context = *m_exception_info->ContextRecord;
@@ -200,6 +211,6 @@ namespace big
 		if (const auto& it = exceptions.find(code); it != exceptions.end())
 			return it->second;
 
-		return "UNKNOWN_EXCEPTION";
+		return "UNKNOWN_EXCEPTION: CODE: " + std::to_string(code);
 	}
 }
diff --git a/src/logger/stack_trace.hpp b/src/logger/stack_trace.hpp
index fe5c712d..862d6726 100644
--- a/src/logger/stack_trace.hpp
+++ b/src/logger/stack_trace.hpp
@@ -39,6 +39,7 @@ namespace big
 		void dump_registers();
 		void dump_stacktrace();
 		void dump_script_info();
+		void dump_cpp_exception();
 		void grab_stacktrace();
 		const module_info* get_module_by_address(uint64_t addr) const;