server: Remove uses of Autohook from buildainfile.cpp (#824)

* Manually hook CAI_NetworkBuilder__Build
* Manually hook LoadAINFile
* Remove AUTOHOOK_INIT and AUTOHOOK_DISPATCH

primedev/server/buildainfile.cpp

@@ -7,8 +7,6 @@
 
 namespace fs = std::filesystem;
 
-AUTOHOOK_INIT()
-
 const int AINET_VERSION_NUMBER = 57;
 const int AINET_SCRIPT_VERSION_NUMBER = 21;
 const int PLACEHOLDER_CRC = 0;
@@ -359,22 +357,18 @@ void DumpAINInfo(CAI_Network* aiNetwork)
 	writeStream.close();
 }
 
-// clang-format off
-AUTOHOOK(CAI_NetworkBuilder__Build, server.dll + 0x385E20,
-void, __fastcall, (void* builder, CAI_Network* aiNetwork, void* unknown))
-// clang-format on
+static void(__fastcall* o_pCAI_NetworkBuilder__Build)(void* builder, CAI_Network* aiNetwork, void* unknown) = nullptr;
+static void __fastcall h_CAI_NetworkBuilder__Build(void* builder, CAI_Network* aiNetwork, void* unknown)
 {
-	CAI_NetworkBuilder__Build(builder, aiNetwork, unknown);
+	o_pCAI_NetworkBuilder__Build(builder, aiNetwork, unknown);
 
 	DumpAINInfo(aiNetwork);
 }
 
-// clang-format off
-AUTOHOOK(LoadAINFile, server.dll + 0x3933A0,
-void, __fastcall, (void* aimanager, void* buf, const char* filename))
-// clang-format on
+static void(__fastcall* o_pLoadAINFile)(void* aimanager, void* buf, const char* filename) = nullptr;
+static void __fastcall h_LoadAINFile(void* aimanager, void* buf, const char* filename)
 {
-	LoadAINFile(aimanager, buf, filename);
+	o_pLoadAINFile(aimanager, buf, filename);
 
 	if (Cvar_ns_ai_dumpAINfileFromLoad->GetBool())
 	{
@@ -385,7 +379,11 @@ void, __fastcall, (void* aimanager, void* buf, const char* filename))
 
 ON_DLL_LOAD("server.dll", BuildAINFile, (CModule module))
 {
-	AUTOHOOK_DISPATCH()
+	o_pCAI_NetworkBuilder__Build = module.Offset(0x385E20).RCast<decltype(o_pCAI_NetworkBuilder__Build)>();
+	HookAttach(&(PVOID&)o_pCAI_NetworkBuilder__Build, (PVOID)h_CAI_NetworkBuilder__Build);
+
+	o_pLoadAINFile = module.Offset(0x3933A0).RCast<decltype(o_pLoadAINFile)>();
+	HookAttach(&(PVOID&)o_pLoadAINFile, (PVOID)h_LoadAINFile);
 
 	Cvar_ns_ai_dumpAINfileFromLoad = new ConVar(
 		"ns_ai_dumpAINfileFromLoad", "0", FCVAR_NONE, "For debugging: whether we should dump ain data for ains loaded from disk");