Add `FUNCTION_AT` and `VAR_AT` macros (#416)

* add FUNCTION_AT and VAR_AT macros

* fix build issues oops

* fix formatting

* add PREDEFINED_VAR_AT

* change func name

* fixup formatting

* update to use DEFINED_VAR_AT

2 files changed, 5 insertions, 5 deletions

diff --git a/NorthstarDLL/engine/host.cpp b/NorthstarDLL/engine/host.cpp
index 436a169d..49cc3663 100644
--- a/NorthstarDLL/engine/host.cpp
+++ b/NorthstarDLL/engine/host.cpp
@@ -5,7 +5,9 @@
 #include "shared/misccommands.h"
 #include "r2engine.h"
 #include "core/tier0.h"
+
 AUTOHOOK_INIT()
+
 // clang-format off
 AUTOHOOK(Host_Init, engine.dll + 0x155EA0,
 void, __fastcall, (bool bDedicated))
@@ -24,6 +26,7 @@ void, __fastcall, (bool bDedicated))
 	else
 		R2::Cbuf_AddText(R2::Cbuf_GetCurrentPlayer(), "exec autoexec_ns_client", R2::cmd_source_t::kCommandSrcCode);
 }
+
 ON_DLL_LOAD("engine.dll", Host_Init, (CModule module))
 {
 	AUTOHOOK_DISPATCH()
diff --git a/NorthstarDLL/engine/hoststate.cpp b/NorthstarDLL/engine/hoststate.cpp
index 5a295425..44a66113 100644
--- a/NorthstarDLL/engine/hoststate.cpp
+++ b/NorthstarDLL/engine/hoststate.cpp
@@ -18,10 +18,10 @@ namespace R2
 	CHostState* g_pHostState;
 } // namespace R2
 
-ConVar* Cvar_hostport;
 std::string sLastMode;
 
-void (*_fastcall _Cmd_Exec_f)(const CCommand& arg, bool bOnlyIfExists, bool bUseWhitelists);
+VAR_AT(engine.dll + 0x13FA6070, ConVar*, Cvar_hostport);
+FUNCTION_AT(engine.dll + 0x1232C0, void, __fastcall, _Cmd_Exec_f, (const CCommand& arg, bool bOnlyIfExists, bool bUseWhitelists));
 
 void ServerStartingOrChangingMap()
 {
@@ -194,7 +194,4 @@ ON_DLL_LOAD_RELIESON("engine.dll", HostState, ConVar, (CModule module))
 	AUTOHOOK_DISPATCH()
 
 	g_pHostState = module.Offset(0x7CF180).As<CHostState*>();
-	Cvar_hostport = module.Offset(0x13FA6070).As<ConVar*>();
-
-	_Cmd_Exec_f = module.Offset(0x1232C0).As<void (*__fastcall)(const CCommand&, bool, bool)>();
 }