using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using System.Text.RegularExpressions;
namespace DevSDK.WinNT
{
public class NetUser
{
//创建用户
[DllImport("Netapi32.dll")]
extern static int NetUserAdd([MarshalAs(UnmanagedType.LPWStr)] string sName, int Level, ref USER_INFO_1 buf, int parm_err);
//修改用户密码
[DllImport("Netapi32.dll")]
extern static int NetUserChangePassword([MarshalAs(UnmanagedType.LPWStr)] string sName,[MarshalAs(UnmanagedType.LPWStr)] string UserName,[MarshalAs(UnmanagedType.LPWStr)] string OldPassword,[MarshalAs(UnmanagedType.LPWStr)] string NewPassword);
//删除用户
[DllImport("Netapi32.dll")]
extern static int NetUserDel([MarshalAs(UnmanagedType.LPWStr)] string sName,[MarshalAs(UnmanagedType.LPWStr)] string UserName);
//枚举全部用户
[DllImport("Netapi32.dll")]
extern static int NetUserEnum([MarshalAs(UnmanagedType.LPWStr)] string sName,int Level,int filter,out IntPtr bufPtr,int Prefmaxlen,out int Entriesread,out int Totalentries,out int Resume_Handle);
//获取用户信息
[DllImport("Netapi32.dll")]
extern static int NetUserGetInfo([MarshalAs(UnmanagedType.LPWStr)] string sName,[MarshalAs(UnmanagedType.LPWStr)] string UserName,int Level,out IntPtr intptr);
//获取用户所在本地组
[DllImport("Netapi32.dll")]
extern static int NetUserGetLocalGroups([MarshalAs(UnmanagedType.LPWStr)] string sName,[MarshalAs(UnmanagedType.LPWStr)] string UserName,int Level,int Flags,out IntPtr intptr,int Prefmaxlen,out int Entriesread,out int Totalentries);
//修改用户信息
[DllImport("Netapi32.dll")]
extern static int NetUserSetInfo([MarshalAs(UnmanagedType.LPWStr)] string sName, [MarshalAs(UnmanagedType.LPWStr)] string UserName, int Level, ref USER_INFO_1 bufptr, int parm_err);
//释放API
[DllImport("Netapi32.dll")]
extern static int NetApiBufferFree(IntPtr Buffer);
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct LOCALGROUP_USERS_INFO_0
{
public string GroupName;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct USER_INFO_1
{
public string sName; //用户名
public string sPass; //用户密码
public int PasswordAge; //密码级别
public int sPriv; //帐户类型 1
public string sHomeDir; //用户主目录 null
public string sComment; //用户描述
public int sFlags; //用户权限
public string sScriptPath; //登陆脚本路径 null
}
//枚举全部用户
public string UserEnum()
{
string tempStr = "<?xml version=\"1.0\" encoding=\"gb2312\" ?>\r\n";
tempStr += "<INFO>\r\n";
int Entriesread;
int TotalEntries;
int Resume_Handle;
IntPtr bufPtr;
if (NetUserEnum(null, 1, 0, out bufPtr, -1, out Entriesread, out TotalEntries, out Resume_Handle) != 0)
{
throw (new Exception("枚举全部用户失败"));
}
if (Entriesread > 0)
{
USER_INFO_1[] UserInfo = new USER_INFO_1[Entriesread];
IntPtr iter = bufPtr;
for (int i = 0; i < Entriesread; i++)
{
UserInfo[i] = (USER_INFO_1)Marshal.PtrToStructure(iter, typeof(USER_INFO_1));
iter = (IntPtr)((int)iter + Marshal.SizeOf(typeof(USER_INFO_1)));
tempStr += "<ITEM value=\"" + UserInfo[i].sComment + "\">" + UserInfo[i].sName + "</ITEM>\r\n";
}
tempStr += "</INFO>";
}
NetApiBufferFree(bufPtr);
return tempStr;
}
//读取用户信息
public string UserGetInfo(string UserName)
{
string tmpStr = "<?xml version=\"1.0\" encoding=\"gb2312\" ?>\r\n";
tmpStr += "<INFO>\r\n";
IntPtr bufPtr;
USER_INFO_1 UserInfo = new USER_INFO_1();
if (NetUserGetInfo(null, UserName.ToString(), 1, out bufPtr) != 0)
{
throw (new Exception("读取用户信息失败"));
}
else
{
UserInfo = (USER_INFO_1)Marshal.PtrToStructure(bufPtr, typeof(USER_INFO_1));
tmpStr += "<NAME>" + UserInfo.sName + "</NAME>\r\n";
tmpStr += "<PASS>" + UserInfo.sPass + "</PASS>\r\n";
tmpStr += "<DESC>" + UserInfo.sComment + "</DESC>\r\n";
tmpStr += "</INFO>";
NetApiBufferFree(bufPtr);
return tmpStr;
}
}
//删除用户
public bool UserDelete(string UserName)
{
if (NetUserDel(null, UserName.ToString()) != 0)
{
throw (new Exception("删除用户失败"));
}
else
{
return true;
}
}
//修改用户信息
public bool UserSetInfo(string UserName,string NewUserName, string UserPass, string sDescription)
{
USER_INFO_1 UserInfo = new USER_INFO_1();
UserInfo.sName = NewUserName.ToString();
UserInfo.sPass = UserPass.ToString();
UserInfo.PasswordAge = 0;
UserInfo.sPriv = 1;
UserInfo.sHomeDir = null;
UserInfo.sComment = sDescription.ToString();
UserInfo.sFlags = 0x10040;
UserInfo.sScriptPath = null;
if (NetUserSetInfo(null, UserName.ToString(), 1, ref UserInfo, 0) != 0)
{
throw (new Exception("用户信息修改失败"));
}
else
{
return true;
}
}
//创建系统用户
public bool UserAdd(string UserName, string UserPass,string sDescription)
{
USER_INFO_1 UserInfo = new USER_INFO_1();
UserInfo.sName = UserName.ToString();
UserInfo.sPass = UserPass.ToString();
UserInfo.PasswordAge = 0;
UserInfo.sPriv = 1;
UserInfo.sHomeDir = null;
UserInfo.sComment = sDescription.ToString();
//UserInfo.sFlags = 0x0040;
UserInfo.sFlags = 0x10040;
UserInfo.sScriptPath = null;
if (NetUserAdd(null, 1, ref UserInfo, 0) != 0)
{
throw (new Exception("创建系统用户失败"));
}
else
{
return true;
}
}
//修改用户密码
public bool UserChangePassword(string UserName, string OldPassword, string NewPassword)
{
if (NetUserChangePassword(null, UserName.ToString(), OldPassword.ToString(), NewPassword.ToString()) != 0)
{
throw (new Exception("修改系统用户密码失败"));
}
else
{
return true;
}
}
//获取用户全部所在本地组
public string UserGetLocalGroups(string UserName)
{
int EntriesRead;
int TotalEntries;
IntPtr bufPtr;
string tempStr = "<?xml version=\"1.0\" encoding=\"gb2312\" ?>\r\n";
tempStr += "<INFO>\r\n";
if (NetUserGetLocalGroups(null, UserName.ToString(), 0, 0, out bufPtr, 1024, out EntriesRead, out TotalEntries) != 0)
{
throw (new Exception("读取用户所在本地组失败"));
}
if (EntriesRead > 0)
{
LOCALGROUP_USERS_INFO_0[] GroupInfo = new LOCALGROUP_USERS_INFO_0[EntriesRead];
IntPtr iter = bufPtr;
for (int i = 0; i < EntriesRead; i++)
{
GroupInfo[i] = (LOCALGROUP_USERS_INFO_0)Marshal.PtrToStructure(iter, typeof(LOCALGROUP_USERS_INFO_0));
iter = (IntPtr)((int)iter + Marshal.SizeOf(typeof(LOCALGROUP_USERS_INFO_0)));
tempStr += "<GROUP>" + GroupInfo[i].GroupName + "</GROUP>\r\n";
}
tempStr += "</INFO>";
NetApiBufferFree(bufPtr);
}
return tempStr;
}
}
}
