This is a scratch sample of checking if the service is enabled

src/tools/scratch/main.cpp

@@ -2,9 +2,86 @@
 // Licensed under the MIT license.
 
 #include <windows.h>
+#include <stdio.h>
 
 // This wmain exists for help in writing scratch programs while debugging.
 int __cdecl wmain(int /*argc*/, WCHAR* /*argv[]*/)
 {
+    printf("Getting manager...\n");
+    auto hManager = OpenSCManager(nullptr, nullptr, SERVICE_QUERY_CONFIG);
+    // printf("OpenSCManager returned %d\n", static_cast<unsigned long long>(hManager));
+    if (hManager == 0)
+    {
+        auto gle = GetLastError();
+        printf("gle: %d", gle);
+        return gle;
+    }
+
+    printf("Getting service...\n");
+    auto hService = OpenService(hManager, L"TabletInputService", SERVICE_QUERY_CONFIG | SERVICE_QUERY_STATUS);
+    // printf("OpenService returned %d\n", static_cast<unsigned long long>(hService));
+    if (hService == 0)
+    {
+        auto gle = GetLastError();
+        printf("gle: %d", gle);
+        return gle;
+    }
+
+    DWORD dwBytesNeeded = 0;
+    LPQUERY_SERVICE_CONFIG lpsc = nullptr;
+
+    printf("Getting config size...\n");
+    if (!QueryServiceConfig(hService,
+                            NULL,
+                            0,
+                            &dwBytesNeeded))
+    {
+        auto gle = GetLastError();
+        if (ERROR_INSUFFICIENT_BUFFER == gle)
+        {
+            auto cbBufSize = dwBytesNeeded;
+            lpsc = (LPQUERY_SERVICE_CONFIG)LocalAlloc(LMEM_FIXED, cbBufSize);
+        }
+        else
+        {
+            printf("QueryServiceConfig failed (%d)", gle);
+            return gle;
+        }
+    }
+
+    printf("Getting config...\n");
+    if (!QueryServiceConfig(hService,
+                            lpsc,
+                            dwBytesNeeded,
+                            &dwBytesNeeded))
+    {
+        auto gle = GetLastError();
+        printf("QueryServiceConfig failed (%d)", gle);
+        return gle;
+    }
+
+    printf("Succeeded!\n");
+
+    printf("Start Type: 0x%x\n", lpsc->dwStartType);
+
+    SERVICE_STATUS status{ 0 };
+    if (!QueryServiceStatus(hService, &status))
+    {
+        auto gle = GetLastError();
+        printf("QueryServiceStatus failed (%d)", gle);
+        return gle;
+    }
+    printf("State: 0x%x\n", status.dwCurrentState);
+
+    auto state = status.dwCurrentState;
+    if (state != SERVICE_RUNNING && state != SERVICE_START_PENDING)
+    {
+        printf("The service is stopped\n");
+    }
+    else
+    {
+        printf("The service is running\n");
+    }
+
     return 0;
 }