验证域用户（C#）

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;

namespace MACAddressMgmtApp.ServiceImplementations
{
    class ValidateUserHelper
    {

        private static int LOGon32_LOGon_INTERACTIVE = 2;
        private static int LOGon32_PROVIDER_DEFAULT = 0;
        private static IntPtr tokenHandle = new IntPtr(0);


        [DllImport("advapi32.dll")]
        private static extern bool LogonUser(string lpszUsername,
            string lpszDomain,
            string lpszPassword,
            int dwLogonType,
            int dwLogonProvider,
            ref IntPtr phToken);


        public static bool Verify(string userName, string pwd, string domain)
        {
            bool boolResult = false;
            tokenHandle = IntPtr.Zero;
            boolResult = LogonUser(userName, domain, pwd, LOGon32_LOGon_INTERACTIVE, LOGon32_PROVIDER_DEFAULT, ref tokenHandle);
            return boolResult;
        }

    }
}