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84 lines
2.9 KiB
84 lines
2.9 KiB
using System;
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using System.ComponentModel;
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using System.Runtime.InteropServices;
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using System.ServiceProcess;
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namespace amecs.Misc
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{
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public static class ServiceManager
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{
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[DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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private static extern bool ChangeServiceConfig(
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IntPtr hService,
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uint nServiceType,
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uint nStartType,
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uint nErrorControl,
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string lpBinaryPathName,
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string lpLoadOrderGroup,
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IntPtr lpdwTagId,
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[In] char[] lpDependencies,
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string lpServiceStartName,
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string lpPassword,
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string lpDisplayName);
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[DllImport("advapi32.dll", SetLastError = true, CharSet = CharSet.Auto)]
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static extern IntPtr OpenService(
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IntPtr hScManager, string lpServiceName, uint dwDesiredAccess);
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[DllImport("advapi32.dll", EntryPoint = "OpenSCManagerW", ExactSpelling = true, CharSet = CharSet.Unicode,
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SetLastError = true)]
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private static extern IntPtr OpenSCManager(
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string machineName, string databaseName, uint dwAccess);
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[DllImport("advapi32.dll", EntryPoint = "CloseServiceHandle")]
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private static extern int CloseServiceHandle(IntPtr hScObject);
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private const uint ServiceNoChange = 0xFFFFFFFF;
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private const uint ServiceQueryConfig = 0x00000001;
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private const uint ServiceChangeConfig = 0x00000002;
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private const uint ScManagerAllAccess = 0x000F003F;
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public static void ChangeStartMode(ServiceController svc, ServiceStartMode mode)
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{
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var scManagerHandle = OpenSCManager(null, null, ScManagerAllAccess);
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if (scManagerHandle == IntPtr.Zero)
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{
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throw new ExternalException("Open Service Manager Error");
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}
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var serviceHandle = OpenService(
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scManagerHandle,
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svc.ServiceName,
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ServiceQueryConfig | ServiceChangeConfig);
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if (serviceHandle == IntPtr.Zero)
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{
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throw new ExternalException("Open Service Error");
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}
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var result = ChangeServiceConfig(
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serviceHandle,
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ServiceNoChange,
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(uint)mode,
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ServiceNoChange,
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null,
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null,
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IntPtr.Zero,
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null,
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null,
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null,
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null);
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if (result == false)
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{
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var nError = Marshal.GetLastWin32Error();
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var win32Exception = new Win32Exception(nError);
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throw new ExternalException("Could not change service start type: "
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+ win32Exception.Message);
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}
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CloseServiceHandle(serviceHandle);
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CloseServiceHandle(scManagerHandle);
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}
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}
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}
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