From ceadcbc3e8b41bd55c08ac7a449bd0d89d1f0f78 Mon Sep 17 00:00:00 2001
From: 3fault <admin@3flt.dev>
Date: Tue, 1 Jul 2025 17:50:45 -0400
Subject: [PATCH] Add dispatch_guard_page_violation to exception_dispatch

---
 src/windows-emulator/exception_dispatch.cpp | 11 +++++++++++
 src/windows-emulator/exception_dispatch.hpp |  2 ++
 2 files changed, 13 insertions(+)

diff --git a/src/windows-emulator/exception_dispatch.cpp b/src/windows-emulator/exception_dispatch.cpp
index e4626cf2..df4164b1 100644
--- a/src/windows-emulator/exception_dispatch.cpp
+++ b/src/windows-emulator/exception_dispatch.cpp
@@ -2,6 +2,7 @@
 #include "exception_dispatch.hpp"
 #include "process_context.hpp"
 #include "cpu_context.hpp"
+#include <winnt.h>
 
 namespace
 {
@@ -182,6 +183,16 @@ void dispatch_access_violation(x86_64_emulator& emu, const process_context& proc
                        });
 }
 
+void dispatch_guard_page_violation(x86_64_emulator& emu, const process_context& proc, const uint64_t address,
+                               const memory_operation operation)
+{
+    dispatch_exception(emu, proc, STATUS_GUARD_PAGE_VIOLATION,
+                       {
+                           map_violation_operation_to_parameter(operation),
+                           address,
+                       });
+}
+
 void dispatch_illegal_instruction_violation(x86_64_emulator& emu, const process_context& proc)
 {
     dispatch_exception(emu, proc, STATUS_ILLEGAL_INSTRUCTION, {});
diff --git a/src/windows-emulator/exception_dispatch.hpp b/src/windows-emulator/exception_dispatch.hpp
index 4a717c3d..428c55ef 100644
--- a/src/windows-emulator/exception_dispatch.hpp
+++ b/src/windows-emulator/exception_dispatch.hpp
@@ -19,6 +19,8 @@ void dispatch_exception(x86_64_emulator& emu, const process_context& proc, const
 
 void dispatch_access_violation(x86_64_emulator& emu, const process_context& proc, uint64_t address,
                                memory_operation operation);
+void dispatch_guard_page_violation(x86_64_emulator& emu, const process_context& proc, uint64_t address,
+                               memory_operation operation);
 void dispatch_illegal_instruction_violation(x86_64_emulator& emu, const process_context& proc);
 void dispatch_integer_division_by_zero(x86_64_emulator& emu, const process_context& proc);
 void dispatch_single_step(x86_64_emulator& emu, const process_context& proc);