From c1dee321f3aabaab1bda1d2ccd0c893e799f5cfe Mon Sep 17 00:00:00 2001
From: Tau <tau@nowhere>
Date: Thu, 8 Nov 2018 16:12:20 -0500
Subject: [PATCH] chunihook/dllmain.c: Wire up Chunithm hook DLL

---
 chunihook/dllmain.c   | 92 +++++++++++++++++++++++++++++++++++++++++++
 chunihook/meson.build |  1 +
 2 files changed, 93 insertions(+)
 create mode 100644 chunihook/dllmain.c

diff --git a/chunihook/dllmain.c b/chunihook/dllmain.c
new file mode 100644
index 0000000..78d3af8
--- /dev/null
+++ b/chunihook/dllmain.c
@@ -0,0 +1,92 @@
+#include <windows.h>
+
+#include <stddef.h>
+#include <stdlib.h>
+
+#include "chunihook/jvs.h"
+#include "chunihook/slider.h"
+
+#include "hook/process.h"
+
+#include "hooklib/serial.h"
+
+#include "nu/ds.h"
+#include "nu/eeprom.h"
+#include "nu/gpio.h"
+#include "nu/jvs.h"
+#include "nu/hwmon.h"
+#include "nu/nusec.h"
+#include "nu/sram.h"
+
+#include "util/clock.h"
+#include "util/dprintf.h"
+#include "util/gfx.h"
+#include "util/spike.h"
+
+static process_entry_t chuni_startup;
+
+static DWORD CALLBACK chuni_pre_startup(void)
+{
+    HMODULE d3dc;
+
+    dprintf("--- Begin chuni_pre_startup ---\n");
+
+    /* Pin the D3D shader compiler. This makes startup much faster. */
+
+    d3dc = LoadLibraryW(L"D3DCompiler_43.dll");
+
+    if (d3dc != NULL) {
+        dprintf("Pinned shader compiler, hMod=%p\n", d3dc);
+    } else {
+        dprintf("Failed to load shader compiler!\n");
+    }
+
+    /* Hook Win32 APIs */
+
+    clock_hook_init();
+    gfx_hook_init();
+    serial_hook_init();
+
+    /* Initialize Nu emulation */
+
+    eeprom_hook_init();
+    sram_hook_init();
+    ds_hook_init();
+    gpio_hook_init();
+    jvs_hook_init();
+    hwmon_hook_init();
+    nusec_hook_init();
+
+    /* Initialize Chunithm board emulation */
+
+    slider_hook_init();
+    chunithm_jvs_init();
+
+    /* Initialize debug helpers */
+
+    spike_hook_init();
+    gfx_set_windowed();
+
+    dprintf("---  End  chuni_pre_startup ---\n");
+
+    /* Jump to EXE start address */
+
+    return chuni_startup();
+}
+
+BOOL WINAPI DllMain(HMODULE mod, DWORD cause, void *ctx)
+{
+    HRESULT hr;
+
+    if (cause != DLL_PROCESS_ATTACH) {
+        return TRUE;
+    }
+
+    hr = process_hijack_startup(chuni_pre_startup, &chuni_startup);
+
+    if (!SUCCEEDED(hr)) {
+        dprintf("Failed to hijack process startup: %x\n", (int) hr);
+    }
+
+    return SUCCEEDED(hr);
+}
diff --git a/chunihook/meson.build b/chunihook/meson.build
index fc99af2..8c0772d 100644
--- a/chunihook/meson.build
+++ b/chunihook/meson.build
@@ -16,6 +16,7 @@ shared_library(
         util_lib,
     ],
     sources : [
+        'dllmain.c',
         'jvs.c',
         'jvs.h',
         'slider.c',