public static List <string> EnumerateGroups(string userName)
{
List <string> result = new List <string>();
int entriesRead;
int totalEntries;
IntPtr bufPtr;
const int Level = 0;
NetUserGetLocalGroups(null, userName, Level, 0, out bufPtr, 1024, out entriesRead, out totalEntries);
if (entriesRead > 0)
{
LOCALGROUP_USERS_INFO_0[] RetGroups = new LOCALGROUP_USERS_INFO_0[entriesRead];
IntPtr iter = bufPtr;
for (int i = 0; i < entriesRead; i++)
{
RetGroups[i] = (LOCALGROUP_USERS_INFO_0)Marshal.PtrToStructure(iter, typeof(LOCALGROUP_USERS_INFO_0));
iter = (IntPtr)(iter + Marshal.SizeOf(typeof(LOCALGROUP_USERS_INFO_0)));
result.Add(RetGroups[i].groupname);
}
NetApiBufferFree(bufPtr);
}
return(result);
}
//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);
}
public static string[] GetLocalUserGroups(string username)
{
int read;
int total;
IntPtr pbuf;
int ret = netapi.NetUserGetLocalGroups(null, username, 0, 0, out pbuf, -1, out read, out total);
if (ret != 0)
{
throw new Win32Exception(ret);
}
List <string> groups = new List <string>();
if (read > 0)
{
var g = new LOCALGROUP_USERS_INFO_0();
IntPtr pItem = pbuf;
for (int i = 0; i < read; ++i)
{
Marshal.PtrToStructure(pItem, g);
pItem = new IntPtr(pItem.ToInt64() + Marshal.SizeOf(typeof(LOCALGROUP_USERS_INFO_0)));
groups.Add(g.name);
}
}
netapi.NetApiBufferFree(pbuf);
return(groups.ToArray());
}
public static List <string> EnumerateGroups(string userName)
{
List <string> result = new List <string>();
uint entriesRead;
uint totalEntries;
IntPtr bufPtr;
uint level = 0;
uint status = NetUserGetLocalGroups(null, userName, level, 0, out bufPtr, MAX_PREFERRED_LENGTH, out entriesRead, out totalEntries);
if (status != NERR_Success)
{
throw new Exception("NetUserGetLocalGroups failed, Error code: " + status.ToString());
}
if (entriesRead > 0)
{
LOCALGROUP_USERS_INFO_0[] RetGroups = new LOCALGROUP_USERS_INFO_0[entriesRead];
IntPtr iter = bufPtr;
for (int i = 0; i < entriesRead; i++)
{
RetGroups[i] = (LOCALGROUP_USERS_INFO_0)Marshal.PtrToStructure(iter, typeof(LOCALGROUP_USERS_INFO_0));
iter = new IntPtr(iter.ToInt64() + Marshal.SizeOf(typeof(LOCALGROUP_USERS_INFO_0)));
result.Add(RetGroups[i].groupname);
}
NetApiBufferFree(bufPtr);
}
return(result);
}
private static List <string> GetLocalGroups(string Username)
{
List <string> myList = new List <string>();
int EntriesRead;
int TotalEntries;
IntPtr bufPtr;
string ServerName = null;
int Flags = 0;
NetUserGetLocalGroups(ServerName, Username, 0, Flags, out bufPtr, 1024, out EntriesRead, out TotalEntries);
if (EntriesRead > 0)
{
LOCALGROUP_USERS_INFO_0[] RetGroups = new LOCALGROUP_USERS_INFO_0[EntriesRead];
IntPtr iter = bufPtr;
for (int i = 0; i < EntriesRead; i++)
{
RetGroups[i] = (LOCALGROUP_USERS_INFO_0)Marshal.PtrToStructure(iter, typeof(LOCALGROUP_USERS_INFO_0));
iter = (IntPtr)((int)iter + Marshal.SizeOf(typeof(LOCALGROUP_USERS_INFO_0)));
myList.Add(RetGroups[i].name);
}
NetApiBufferFree(bufPtr);
}
return(myList);
}
public static List <string> GetUserGroups(string userName)
{
List <string> myList = new List <string>();
int EntriesRead;
int TotalEntries;
IntPtr bufPtr;
int ErrorCode = NetUserGetLocalGroups(null, userName, 0, 0, out bufPtr, 1024, out EntriesRead, out TotalEntries);
do
{
if (EntriesRead > 0)
{
LOCALGROUP_USERS_INFO_0[] RetGroups = new LOCALGROUP_USERS_INFO_0[EntriesRead];
IntPtr iter = bufPtr;
for (int i = 0; i < EntriesRead; i++)
{
RetGroups[i] = (LOCALGROUP_USERS_INFO_0)Marshal.PtrToStructure(iter, typeof(LOCALGROUP_USERS_INFO_0));
iter = (IntPtr)((int)iter + Marshal.SizeOf(typeof(LOCALGROUP_USERS_INFO_0)));
myList.Add(RetGroups[i].groupname);
}
NetApiBufferFree(bufPtr);
}
} while (ErrorCode != 0 && (ErrorCode = NetUserGetLocalGroups(null, userName, 0, 0, out bufPtr, 1024, out EntriesRead, out TotalEntries)) == 234);
return(myList);
}
NetGetGroups(
string servername,
string username,
out string[] groups
)
{
uint result = (uint)LUGAPI.WinError.ERROR_SUCCESS;
if (String.IsNullOrEmpty(servername))
{
servername = null;
}
if (String.IsNullOrEmpty(username))
{
username = null;
}
groups = null;
IntPtr bufPtr = new IntPtr(0);
try
{
int entriesRead = 0;
int totalEntries = 0;
if (!NetApiInitCalled)
{
result = NetApiInit();
if (result != (uint)LUGAPI.WinError.ERROR_SUCCESS)
{
return result;
}
NetApiInitCalled = true;
}
result = (uint)NetUserGetLocalGroups(
servername,
username,
0,
0,
out bufPtr,
MAX_PREFERRED_LENGTH,
out entriesRead,
out totalEntries);
if (entriesRead > 0)
{
groups = new string[entriesRead];
LOCALGROUP_USERS_INFO_0 groupsStruct = new LOCALGROUP_USERS_INFO_0();
IntPtr iter = bufPtr;
for (int i = 0; i < entriesRead; i++)
{
if (iter != IntPtr.Zero)
{
groupsStruct = (LOCALGROUP_USERS_INFO_0)Marshal.PtrToStructure(iter, typeof(LOCALGROUP_USERS_INFO_0));
if (!String.IsNullOrEmpty(groupsStruct.lgrui0_name))
{
groups[i] = groupsStruct.lgrui0_name;
}
iter = (IntPtr)((long)iter + Marshal.SizeOf(typeof(LOCALGROUP_USERS_INFO_0)));
}
}
}
}
catch (Exception)
{
result = (uint)LUGAPI.WinError.ERROR_EXCEPTION_IN_SERVICE;
}
finally
{
if (bufPtr != IntPtr.Zero)
{
NetApiBufferFree(bufPtr);
}
}
return result;
}
public static ArrayList GetUserGroups(string ServerName, string Username, int level)
{
ArrayList myList = new ArrayList();
int EntriesRead = 0;
int TotalEntries = 0;
IntPtr bufPtr = IntPtr.Zero;
NetUserGetGroups(ServerName, Username,0,out bufPtr,1024,out EntriesRead, out TotalEntries);
if(EntriesRead> 0)
{
LOCALGROUP_USERS_INFO_0[] RetGroups = new LOCALGROUP_USERS_INFO_0[EntriesRead];
IntPtr iter = bufPtr;
for(int i=0; i < EntriesRead; i++)
{
RetGroups[i] = (LOCALGROUP_USERS_INFO_0)Marshal.PtrToStructure(iter, typeof(LOCALGROUP_USERS_INFO_0));
iter = (IntPtr)((int)iter + Marshal.SizeOf(typeof(LOCALGROUP_USERS_INFO_0)));
myList.Add(RetGroups[i].groupname);
}
NetApiBufferFree(bufPtr);
}
return myList;
}
//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, 0, 0, out bufPtr, 1024, out EntriesRead, out TotalEntries) != 0)
{
//throw (new Exception("读取用户所在本地组失败"));
return "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;
}
