From d31d13e0da1a80fa0ed790928bb4742b4e9da79a Mon Sep 17 00:00:00 2001
From: Tau <tau@nowhere>
Date: Sat, 19 Oct 2019 20:37:43 -0400
Subject: [PATCH] chunihook/slider.c: Add config

---
 chunihook/config.c  | 10 ++++++++++
 chunihook/config.h  |  7 +++++++
 chunihook/dllmain.c |  2 +-
 chunihook/slider.c  | 11 +++++++++--
 chunihook/slider.h  |  6 +++++-
 5 files changed, 32 insertions(+), 4 deletions(-)

diff --git a/chunihook/config.c b/chunihook/config.c
index 9f534b4..293496d 100644
--- a/chunihook/config.c
+++ b/chunihook/config.c
@@ -1,6 +1,7 @@
 #include <windows.h>
 
 #include <assert.h>
+#include <stdbool.h>
 #include <stddef.h>
 
 #include "amex/config.h"
@@ -11,6 +12,14 @@
 
 #include "platform/config.h"
 
+void slider_config_load(struct slider_config *cfg, const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    cfg->enable = GetPrivateProfileIntW(L"slider", L"enable", 1, filename);
+}
+
 void chuni_hook_config_load(
         struct chuni_hook_config *cfg,
         const wchar_t *filename)
@@ -23,4 +32,5 @@ void chuni_hook_config_load(
     nu_config_load(&cfg->nu, filename);
     amex_config_load(&cfg->amex, filename);
     gfx_config_load(&cfg->gfx, filename);
+    slider_config_load(&cfg->slider, filename);
 }
diff --git a/chunihook/config.h b/chunihook/config.h
index 5444a79..43614ea 100644
--- a/chunihook/config.h
+++ b/chunihook/config.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <stdbool.h>
 #include <stddef.h>
 
 #include "amex/config.h"
@@ -8,12 +9,18 @@
 
 #include "platform/config.h"
 
+struct slider_config {
+    bool enable;
+};
+
 struct chuni_hook_config {
     struct nu_config nu;
     struct amex_config amex;
     struct gfx_config gfx;
+    struct slider_config slider;
 };
 
+void slider_config_load(struct slider_config *cfg, const wchar_t *filename);
 void chuni_hook_config_load(
         struct chuni_hook_config *cfg,
         const wchar_t *filename);
diff --git a/chunihook/dllmain.c b/chunihook/dllmain.c
index 9a14b4b..4b94df1 100644
--- a/chunihook/dllmain.c
+++ b/chunihook/dllmain.c
@@ -59,7 +59,7 @@ static DWORD CALLBACK chuni_pre_startup(void)
         chunithm_jvs_init();
     }
 
-    slider_hook_init();
+    slider_hook_init(&chuni_hook_cfg.slider);
 
     /* Initialize debug helpers */
 
diff --git a/chunihook/slider.c b/chunihook/slider.c
index d160f04..8820273 100644
--- a/chunihook/slider.c
+++ b/chunihook/slider.c
@@ -9,6 +9,7 @@
 #include "board/slider-cmd.h"
 #include "board/slider-frame.h"
 
+#include "chunihook/config.h"
 #include "chunihook/slider.h"
 
 #include "chuniio/chuniio.h"
@@ -38,8 +39,14 @@ static struct uart slider_uart;
 static uint8_t slider_written_bytes[520];
 static uint8_t slider_readable_bytes[520];
 
-void slider_hook_init(void)
+HRESULT slider_hook_init(const struct slider_config *cfg)
 {
+    assert(cfg != NULL);
+
+    if (!cfg->enable) {
+        return S_FALSE;
+    }
+
     InitializeCriticalSection(&slider_lock);
 
     uart_init(&slider_uart, 1);
@@ -48,7 +55,7 @@ void slider_hook_init(void)
     slider_uart.readable.bytes = slider_readable_bytes;
     slider_uart.readable.nbytes = sizeof(slider_readable_bytes);
 
-    iohook_push_handler(slider_handle_irp);
+    return iohook_push_handler(slider_handle_irp);
 }
 
 static HRESULT slider_handle_irp(struct irp *irp)
diff --git a/chunihook/slider.h b/chunihook/slider.h
index eb429e9..1277fc0 100644
--- a/chunihook/slider.h
+++ b/chunihook/slider.h
@@ -1,3 +1,7 @@
 #pragma once
 
-void slider_hook_init(void);
+#include <windows.h>
+
+#include "chunihook/config.h"
+
+HRESULT slider_hook_init(const struct slider_config *cfg);