BEService spoofer refactoring.

service/services/BEService.h

@@ -0,0 +1,74 @@
+// service/BEService.h
+#pragma once
+#include "core/WinApi.h"
+#include "services/GameMonitor.h"
+#include <windows.h>
+
+namespace BEService
+{
+    inline struct State
+    {
+        bool shouldStop = false;
+        SERVICE_STATUS_HANDLE statusHandle = nullptr;
+
+        void ReportRunning() const noexcept
+        {
+            SERVICE_STATUS STATUS
+            {
+                SERVICE_WIN32_OWN_PROCESS,
+                SERVICE_RUNNING,
+                SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN,
+                NO_ERROR, 0, 0, 0
+            };
+            SetServiceStatus(statusHandle, &STATUS);
+        }
+
+        void ReportStopped() const noexcept
+        {
+            SERVICE_STATUS STATUS
+            {
+                SERVICE_WIN32_OWN_PROCESS,
+                SERVICE_STOPPED,
+                0, NO_ERROR, 0, 0, 0
+            };
+            SetServiceStatus(statusHandle, &STATUS);
+        }
+    } g_state;
+
+    VOID WINAPI CtrlHandler(DWORD control) noexcept
+    {
+        if (control == SERVICE_CONTROL_STOP || control == SERVICE_CONTROL_SHUTDOWN)
+            g_state.shouldStop = true;
+    }
+
+    VOID WINAPI ServiceMain(DWORD, LPWSTR*) noexcept
+    {
+        g_state.statusHandle = RegisterServiceCtrlHandlerW(L"BEService", CtrlHandler);
+        if (!g_state.statusHandle)
+            return;
+
+        g_state.ReportRunning();
+
+        if (!GameMonitor::WaitForGame() || g_state.shouldStop)
+            goto cleanup;
+
+        while (!g_state.shouldStop && GameMonitor::IsGameRunning())
+            Sleep(1000);
+
+        if (!g_state.shouldStop)
+            Sleep(5000);
+
+    cleanup:
+        g_state.ReportStopped();
+    }
+
+    [[nodiscard]] inline bool Run() noexcept
+    {
+        SERVICE_TABLE_ENTRYW table[] = {
+            { const_cast<wchar_t*>(L"BEService"), ServiceMain },
+            { nullptr, nullptr }
+        };
+
+        return StartServiceCtrlDispatcherW(table) != FALSE;
+    }
+}