C#域验证的代码

using System.Runtime.InteropServices;

  

protectedbool fun_AuthDomainUser(stringusername, stringdomain, stringpasswd)

    {

        constint LOGON32_LOGON_INTERACTIVE = 2;//通过网络验证账户合法性

        constint LOGON32_PROVIDER_DEFAULT = 0;//使用默认的Windows 2000/NT NTLM验证方

        IntPtr tokenHandle =new IntPtr(0);

        tokenHandle = IntPtr.Zero;

  

        boolcheckok = LogonUser(username, domain, passwd, LOGON32_LOGON_INTERACTIVE, LOGON32_PROVIDER_DEFAULT,ref tokenHandle);

        returncheckok;

    }

  

    [DllImport("advapi32.dll")]

    privatestatic externbool LogonUser(stringlpszUsername, stringlpszDomain, stringlpszPassword, intdwLogonType, intdwLogonProvider, refIntPtr phToken);