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@@ -0,0 +1,423 @@
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+using System;
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+using System.ComponentModel;
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+using System.Runtime.ConstrainedExecution;
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+using System.Runtime.InteropServices;
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+using System.Text;
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+using System.Threading;
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+using Microsoft.Win32;
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+
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+namespace SvdCli.ServiceUtils
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+{
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+ /// <summary>
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+ /// Windows 服务辅助类
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+ /// </summary>
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+ public static class ServiceHelper
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+ {
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+ /// <summary> 安装服务 </summary>
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+ /// <param name="serviceName">服务名</param>
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+ /// <param name="displayName">友好名称</param>
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+ /// <param name="binaryFilePath">映像文件路径，可带参数</param>
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+ /// <param name="description">服务描述</param>
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+ /// <param name="startType">启动类型</param>
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+ /// <param name="account">启动账户</param>
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+ /// <param name="dependencies">依赖服务</param>
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+ public static void Install(string serviceName, string displayName, string binaryFilePath, string description, ServiceStartType startType, ServiceAccount account = ServiceAccount.LocalSystem, string[] dependencies = null)
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+ {
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+ IntPtr scm = OpenSCManager();
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+
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+ IntPtr service = IntPtr.Zero;
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+ try
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+ {
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+ service = Win32Class.CreateService(scm, serviceName, displayName, Win32Class.SERVICE_ALL_ACCESS, Win32Class.SERVICE_WIN32_OWN_PROCESS, startType, Win32Class.SERVICE_ERROR_NORMAL, binaryFilePath, null, IntPtr.Zero, ProcessDependencies(dependencies), GetServiceAccountName(account), null);
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+
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+ if (service == IntPtr.Zero)
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+ {
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+ if (Marshal.GetLastWin32Error() == 0x431)//ERROR_SERVICE_EXISTS
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+ { throw new ApplicationException("服务已存在！"); }
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+
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+ throw new ApplicationException("服务安装失败！");
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+ }
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+
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+ //设置服务描述
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+ Win32Class.SERVICE_DESCRIPTION sd = new Win32Class.SERVICE_DESCRIPTION();
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+ try
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+ {
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+ sd.description = Marshal.StringToHGlobalUni(description);
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+ Win32Class.ChangeServiceConfig2(service, 1, ref sd);
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+ }
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+ finally
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+ {
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+ Marshal.FreeHGlobal(sd.description); //释放
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+ }
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+ }
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+ finally
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+ {
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+ if (service != IntPtr.Zero)
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+ {
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+ Win32Class.CloseServiceHandle(service);
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+ }
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+ Win32Class.CloseServiceHandle(scm);
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+ }
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+ }
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+
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+ public static string GetBinPath(string serviceName)
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+ {
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+ var key = Registry.LocalMachine.OpenSubKey($@"SYSTEM\CurrentControlSet\services\{serviceName}");
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+
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+ return key?.GetValue("ImagePath") == null
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+ ? null
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+ : key.GetValue("ImagePath").ToString();
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+ }
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+
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+ /// <summary> 卸载服务 </summary>
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+ /// <param name="serviceName">服务名</param>
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+ public static void Uninstall(string serviceName)
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+ {
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+ IntPtr scmHandle = IntPtr.Zero;
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+ IntPtr service = IntPtr.Zero;
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+
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+ try
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+ {
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+ service = OpenService(serviceName, out scmHandle);
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+
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+ StopService(service); //停止服务。里面会递归停止从属服务
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+
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+ if (!Win32Class.DeleteService(service) && Marshal.GetLastWin32Error() != 0x430) //忽略已标记为删除的服务。ERROR_SERVICE_MARKED_FOR_DELETE
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+ {
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+ throw new ApplicationException("删除服务失败！");
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+ }
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+ }
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+ catch (ServiceNotExistException) { } //忽略服务不存在的情况
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+ finally
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+ {
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+ if (service != IntPtr.Zero)
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+ {
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+ Win32Class.CloseServiceHandle(service);
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+ Win32Class.CloseServiceHandle(scmHandle);//放if里面是因为如果服务打开失败，在OpenService里就已释放SCM
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+ }
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+ }
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+ }
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+
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+ /// <summary> 转换帐户枚举为有效参数 </summary>
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+ private static string GetServiceAccountName(ServiceAccount account)
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+ {
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+ if (account == ServiceAccount.LocalService)
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+ {
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+ return @"NT AUTHORITY\LocalService";
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+ }
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+ if (account == ServiceAccount.NetworkService)
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+ {
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+ return @"NT AUTHORITY\NetworkService";
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+ }
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+ return null;
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+ }
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+
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+ /// <summary> 处理依赖服务参数 </summary>
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+ private static string ProcessDependencies(string[] dependencies)
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+ {
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+ if (dependencies == null || dependencies.Length == 0)
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+ {
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+ return null;
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+ }
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+
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+ StringBuilder sb = new StringBuilder();
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+ foreach (string s in dependencies)
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+ {
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+ sb.Append(s).Append('\0');
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+ }
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+ sb.Append('\0');
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+
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+ return sb.ToString();
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+ }
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+
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+ /// <summary> 打开服务管理器 </summary>
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+ private static IntPtr OpenSCManager()
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+ {
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+ IntPtr scm = Win32Class.OpenSCManager(null, null, Win32Class.SC_MANAGER_ALL_ACCESS);
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+
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+ if (scm == IntPtr.Zero)
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+ {
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+ throw new ApplicationException("打开服务管理器失败！");
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+ }
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+
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+ return scm;
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+ }
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+
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+ /// <summary> 打开服务 </summary>
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+ /// <param name="serviceName">服务名称</param>
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+ /// <param name="scmHandle">服务管理器句柄。供调用者释放</param>
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+ private static IntPtr OpenService(string serviceName, out IntPtr scmHandle)
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+ {
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+ scmHandle = OpenSCManager();
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+
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+ IntPtr service = Win32Class.OpenService(scmHandle, serviceName, Win32Class.SERVICE_ALL_ACCESS);
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+
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+ if (service == IntPtr.Zero)
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+ {
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+ int errCode = Marshal.GetLastWin32Error();
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+
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+ Win32Class.CloseServiceHandle(scmHandle); //关闭SCM
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+
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+ if (errCode == 0x424) //ERROR_SERVICE_DOES_NOT_EXIST
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+ {
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+ throw new ServiceNotExistException();
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+ }
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+
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+ throw new Win32Exception();
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+ }
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+
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+ return service;
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+ }
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+
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+ /// <summary> 停止服务 </summary>
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+ private static void StopService(IntPtr service)
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+ {
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+ ServiceState currState = GetServiceStatus(service);
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+
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+ if (currState == ServiceState.Stopped)
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+ {
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+ return;
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+ }
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+
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+ if (currState != ServiceState.StopPending)
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+ {
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+ //递归停止从属服务
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+ string[] childSvs = EnumDependentServices(service, EnumServiceState.Active);
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+ if (childSvs.Length != 0)
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+ {
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+ IntPtr scm = OpenSCManager();
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+ try
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+ {
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+ foreach (string childSv in childSvs)
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+ {
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+ StopService(Win32Class.OpenService(scm, childSv, Win32Class.SERVICE_STOP));
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+ }
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+ }
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+ finally
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+ {
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+ Win32Class.CloseServiceHandle(scm);
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+ }
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+ }
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+
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+ Win32Class.SERVICE_STATUS status = new Win32Class.SERVICE_STATUS();
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+ Win32Class.ControlService(service, Win32Class.SERVICE_CONTROL_STOP, ref status); //发送停止指令
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+ }
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+
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+ if (!WaitForStatus(service, ServiceState.Stopped, new TimeSpan(0, 0, 30)))
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+ {
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+ throw new ApplicationException("停止服务失败！");
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+ }
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+ }
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+
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+ /// <summary> 遍历从属服务 </summary>
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+ /// <param name="serviceHandle"></param>
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+ /// <param name="state">选择性遍历（活动、非活动、全部）</param>
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+ private static string[] EnumDependentServices(IntPtr serviceHandle, EnumServiceState state)
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+ {
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+ int bytesNeeded = 0; //存放从属服务的空间大小，由API返回
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+ int numEnumerated = 0; //从属服务数，由API返回
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+
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+ //先尝试以空结构获取，如获取成功说明从属服务为空，否则拿到上述俩值
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+ if (Win32Class.EnumDependentServices(serviceHandle, state, IntPtr.Zero, 0, ref bytesNeeded, ref numEnumerated))
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+ {
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+ return new string[0];
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+ }
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+ if (Marshal.GetLastWin32Error() != 0xEA) //仅当错误值不是大小不够(ERROR_MORE_DATA)时才抛异常
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+ {
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+ throw new Win32Exception();
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+ }
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+
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+ //在非托管区域创建指针
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+ IntPtr structsStart = Marshal.AllocHGlobal(new IntPtr(bytesNeeded));
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+ try
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+ {
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+ //往上述指针处塞存放从属服务的结构组，每个从属服务是一个结构
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+ if (!Win32Class.EnumDependentServices(serviceHandle, state, structsStart, bytesNeeded, ref bytesNeeded, ref numEnumerated))
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+ {
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+ throw new Win32Exception();
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+ }
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+
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+ string[] dependentServices = new string[numEnumerated];
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+ int sizeOfStruct = Marshal.SizeOf(typeof(Win32Class.ENUM_SERVICE_STATUS)); //每个结构的大小
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+ long structsStartAsInt64 = structsStart.ToInt64();
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+ for (int i = 0; i < numEnumerated; i++)
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+ {
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+ Win32Class.ENUM_SERVICE_STATUS structure = new Win32Class.ENUM_SERVICE_STATUS();
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+ IntPtr ptr = new IntPtr(structsStartAsInt64 + i * sizeOfStruct); //根据起始指针、结构次序和结构大小推算各结构起始指针
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+ Marshal.PtrToStructure(ptr, structure); //根据指针拿到结构
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+ dependentServices[i] = structure.serviceName; //从结构中拿到服务名
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+ }
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+
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+ return dependentServices;
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+ }
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+ finally
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+ {
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+ Marshal.FreeHGlobal(structsStart);
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+ }
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+ }
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+
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+ /// <summary> 获取服务状态 </summary>
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+ private static ServiceState GetServiceStatus(IntPtr service)
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+ {
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+ Win32Class.SERVICE_STATUS status = new Win32Class.SERVICE_STATUS();
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+
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+ if (!Win32Class.QueryServiceStatus(service, ref status))
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+ {
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+ throw new ApplicationException("获取服务状态出错！");
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+ }
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+
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+ return status.currentState;
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+ }
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+
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+ /// <summary> 等候服务至目标状态 </summary>
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+ private static bool WaitForStatus(IntPtr serviceHandle, ServiceState desiredStatus, TimeSpan timeout)
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+ {
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+ DateTime startTime = DateTime.Now;
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+
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+ while (GetServiceStatus(serviceHandle) != desiredStatus)
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+ {
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+ if (DateTime.Now - startTime > timeout) { return false; }
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+
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+ Thread.Sleep(200);
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+ }
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+
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+ return true;
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+ }
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+
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+ /// <summary> Win32 API相关 </summary>
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+ private static class Win32Class
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+ {
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+ #region 常量定义
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+
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+ /// <summary>
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+ /// 打开服务管理器时请求的权限：全部
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+ /// </summary>
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+ public const int SC_MANAGER_ALL_ACCESS = 0xF003F;
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+
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+ /// <summary>
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+ /// 服务类型：自有进程类服务
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+ /// </summary>
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+ public const int SERVICE_WIN32_OWN_PROCESS = 0x10;
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+
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+ /// <summary>
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+ /// 打开服务时请求的权限：全部
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+ /// </summary>
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+ public const int SERVICE_ALL_ACCESS = 0xF01FF;
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+
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+ /// <summary>
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+ /// 打开服务时请求的权限：停止
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+ /// </summary>
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+ public const int SERVICE_STOP = 0x20;
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+
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+ /// <summary>
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+ /// 服务操作标记：停止
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+ /// </summary>
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+ public const int SERVICE_CONTROL_STOP = 0x1;
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+
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+ /// <summary>
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+ /// 服务出错行为标记
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+ /// </summary>
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+ public const int SERVICE_ERROR_NORMAL = 0x1;
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+
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+ #endregion 常量定义
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+
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+ #region API所需类和结构定义
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+
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+ /// <summary>
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+ /// 服务状态结构体
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+ /// </summary>
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+ [StructLayout(LayoutKind.Sequential)]
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+ public struct SERVICE_STATUS
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+ {
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+ public int serviceType;
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+ public ServiceState currentState;
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+ public int controlsAccepted;
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+ public int win32ExitCode;
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+ public int serviceSpecificExitCode;
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+ public int checkPoint;
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+ public int waitHint;
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+ }
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+
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+ /// <summary>
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+ /// 服务描述结构体
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+ /// </summary>
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+ [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
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+ public struct SERVICE_DESCRIPTION
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+ {
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+ public IntPtr description;
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+ }
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+
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+ /// <summary>
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+ /// 服务状态结构体。遍历API会用到
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+ /// </summary>
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+ [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
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+ public class ENUM_SERVICE_STATUS
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+ {
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+ public string serviceName;
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+ public string displayName;
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+ public int serviceType;
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+ public int currentState;
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+ public int controlsAccepted;
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+ public int win32ExitCode;
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+ public int serviceSpecificExitCode;
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+ public int checkPoint;
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+ public int waitHint;
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+ }
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+
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+ #endregion API所需类和结构定义
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+
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+ #region API定义
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+
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+ [DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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+ public static extern bool ChangeServiceConfig2(IntPtr serviceHandle, uint infoLevel, ref SERVICE_DESCRIPTION serviceDesc);
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+
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+ [DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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+ public static extern IntPtr OpenSCManager(string machineName, string databaseName, int dwDesiredAccess);
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+
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+ [DllImport("advapi32.dll", SetLastError = true, CharSet = CharSet.Auto)]
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+ public static extern IntPtr OpenService(IntPtr hSCManager, string lpServiceName, int dwDesiredAccess);
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+
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+ [DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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+ public static extern IntPtr CreateService(IntPtr hSCManager, string lpServiceName, string lpDisplayName, int dwDesiredAccess, int dwServiceType, ServiceStartType dwStartType, int dwErrorControl, string lpBinaryPathName, string lpLoadOrderGroup, IntPtr lpdwTagId, string lpDependencies, string lpServiceStartName, string lpPassword);
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+
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+ [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success), DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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+ public static extern bool CloseServiceHandle(IntPtr handle);
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+
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+ [DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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+ public static extern bool QueryServiceStatus(IntPtr hService, ref SERVICE_STATUS lpServiceStatus);
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+
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+ [DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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+ public static extern bool DeleteService(IntPtr serviceHandle);
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+
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+ [DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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+ public static extern bool ControlService(IntPtr hService, int dwControl, ref SERVICE_STATUS lpServiceStatus);
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+
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+ [DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
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+ public static extern bool EnumDependentServices(IntPtr serviceHandle, EnumServiceState serviceState, IntPtr bufferOfENUM_SERVICE_STATUS, int bufSize, ref int bytesNeeded, ref int numEnumerated);
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+
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+ #endregion API定义
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+ }
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+
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+ /// <summary> 服务状态枚举。用于遍历从属服务API </summary>
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+ private enum EnumServiceState
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+ {
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+ Active = 1,
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+ //InActive = 2,
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+ //All = 3
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+ }
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+
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+ /// <summary> 服务状态 </summary>
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+ private enum ServiceState
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+ {
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+ Stopped = 1,
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+
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+ //StartPending = 2,
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+ StopPending = 3,
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+
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+ //Running = 4,
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+ //ContinuePending = 5,
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+ //PausePending = 6,
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+ //Paused = 7
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+ }
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+ }
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+}
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