feat(Protections): Constraint attachment crash (#673)

src/hooking.cpp

@@ -64,6 +64,7 @@ namespace big
 		detour_hook_helper::add<hooks::format_metric_for_sending>("FMFS", g_pointers->m_format_metric_for_sending);
 
 		detour_hook_helper::add<hooks::invalid_mods_crash_detour>("IMCD", g_pointers->m_invalid_mods_crash_detour);
+		detour_hook_helper::add<hooks::constraint_attachment_crash>("CAC", g_pointers->m_constraint_attachment_crash);
 
 		detour_hook_helper::add<hooks::update_presence_attribute_int>("UPAI", g_pointers->m_update_presence_attribute_int);
 		detour_hook_helper::add<hooks::update_presence_attribute_string>("UPAS", g_pointers->m_update_presence_attribute_string);

src/hooking.hpp

@@ -98,6 +98,7 @@ namespace big
 		static bool write_player_game_state_data_node(rage::netObject* player, CPlayerGameStateDataNode* node);
 
 		static void invalid_mods_crash_detour(int64_t a1, int64_t a2, int a3, char a4);
+		static std::int64_t constraint_attachment_crash(std::uintptr_t a1);
 
 		static bool update_presence_attribute_int(void* presence_data, int profile_index, char* attr, std::uint64_t value);
 		static bool update_presence_attribute_string(void* presence_data, int profile_index, char* attr, char* value);

src/hooks/protections/constraint_attachment_crash.cpp

@@ -0,0 +1,12 @@
+#include "hooking.hpp"
+
+namespace big
+{
+    std::int64_t hooks::constraint_attachment_crash(std::uintptr_t a1)
+    {
+        if (!*reinterpret_cast<void**>(a1 + 0x38))
+            return 0;
+
+        return g_hooking->get_original<hooks::constraint_attachment_crash>()(a1);
+    }
+}

src/pointers.cpp

@@ -665,6 +665,11 @@ namespace big
 			m_read_bitbuffer_gamer_handle = ptr.as<PVOID>();
 		});
 
+		main_batch.add("CAC", "40 53 48 83 EC 20 48 8B D9 48 8B 49 38 48 8B 01", [this](memory::handle ptr)
+		{
+			m_constraint_attachment_crash = ptr.as<PVOID>();
+		});
+
 		auto mem_region = memory::module("GTA5.exe");
 		main_batch.run(mem_region);
 

src/pointers.hpp

@@ -148,6 +148,7 @@ namespace big
 		const char* m_online_version;
 
 		PVOID m_invalid_mods_crash_detour{};
+		PVOID m_constraint_attachment_crash{};
 
 		int64_t** m_send_chat_ptr{};
 		functions::send_chat_message m_send_chat_message{};