amcus: add proper disable option

amcus/amcus.c

@@ -12,6 +12,7 @@
 #include "util/dprintf.h"
 
 // https://dev.s-ul.net/djhackers/bemanitools/-/blob/master/src/main/dinput/device_dinput8.c
+static bool is_enable = false;
 
 static HRESULT STDAPICALLTYPE my_CoCreateInstance(
     const IID *const rclsid,
@@ -46,15 +47,24 @@ HRESULT amcus_hook_init(struct amcus_config *cfg)
         return S_OK;
     }
 
+    is_enable = true;
+
     dprintf("AMCUS: init\n");
 
+    amcus_insert_hooks(NULL);
+
+    return S_OK;
+}
+
+void amcus_insert_hooks(HMODULE target)
+{
+    if (is_enable) {        
         hook_table_apply(
-            NULL,
+                target,
                 "ole32.dll",
                 amcus_hook_syms,
                 _countof(amcus_hook_syms));
-
-    return S_OK;
+    }
 }
 
 static HRESULT STDAPICALLTYPE my_CoCreateInstance(

amcus/amcus.h

@@ -6,6 +6,7 @@
 #include "amcus/iauth.h"
 
 HRESULT amcus_hook_init(struct amcus_config *cfg);
+void amcus_insert_hooks(HMODULE target);
 
 DEFINE_GUID(
     amcus_rclsid,